Instances overhaul

.github/workflows/linter.yml

@@ -6,7 +6,7 @@ name: linter
 # events but only for the master branch
 on:
   push:
-    branches: [ master ]
+    branches: [ '*' ]
   pull_request:
     branches: [ master ]
 

README.md

@@ -316,6 +316,23 @@ pip3 install -U -r conf/requirements.txt
 python3 manage.py migrate
 sudo service supervisor restart
 ```
+
+### Running tests
+Server on which tests will be performed must have libvirt up and running.
+It must not contain vms.
+It must have `default` storage which not contain any disk images.
+It must have `default` network which must be on.
+Setup venv
+```bash
+python -m venv venv
+source venv/bin/activate
+pip install -r conf/requirements.txt
+```
+Run tests
+```bash
+python menage.py test
+```
+
 ### Screenshots
 Instance Detail:
 <img src="doc/images/instance.PNG" width="95%" align="center"/>

accounts/models.py

@@ -6,6 +6,9 @@ from django.utils.translation import ugettext_lazy as _
 
 from instances.models import Instance
 
+class UserInstanceManager(models.Manager):
+    def get_queryset(self):
+        return super().get_queryset().select_related('instance', 'user')
 
 class UserInstance(models.Model):
     user = models.ForeignKey(User, on_delete=models.CASCADE)
@@ -14,6 +17,8 @@ class UserInstance(models.Model):
     is_delete = models.BooleanField(default=False)
     is_vnc = models.BooleanField(default=False)
 
+    objects = UserInstanceManager()
+
     def __str__(self):
         return _('Instance "%(inst)s" of user %(user)s') % {'inst': self.instance, 'user': self.user}
 

accounts/templates/account.html

@@ -42,7 +42,7 @@
                     {% for inst in user_insts %}
                         <tr>
                             <td>{{ forloop.counter }}</td>
-                            <td><a href="{% url 'instances:instance' inst.instance.compute.id inst.instance.name %}">{{ inst.instance.name }}</a></td>
+                            <td><a href="{% url 'instances:instance' inst.instance.id %}">{{ inst.instance.name }}</a></td>
                             <td>{{ inst.is_vnc }}</td>
                             <td>{{ inst.is_change }}</td>
                             <td>{{ inst.is_delete }}</td>

accounts/templates/accounts-list.html

@@ -55,7 +55,7 @@
                                     </td>
                                     <td>{% if user.is_staff %}<span class="fa fa-check"></span>{% endif %}</td>
                                     <td>{% if user.is_superuser %}<span class="fa fa-check"></span>{% endif %}</td>
-                                    <td>{% if user.userattributes.can_clone_instances %}<span class="fa fa-check"></span>{% endif %}</td>
+                                    <td>{% if perms.instances.clone_instances %}<span class="fa fa-check"></span>{% endif %}</td>
                                 </tr>
                             {% endfor %}
                             </tbody>

accounts/views.py

@@ -126,6 +126,10 @@ def user_instance_delete(request, pk):
     if request.method == 'POST':
         user = user_instance.user
         user_instance.delete()
+        next = request.GET.get('next', None)
+        if next:
+            return redirect(next)
+        else:
             return redirect(reverse('account', args=[user.id]))
 
     return render(

computes/models.py

@@ -1,8 +1,10 @@
 from django.db.models import CharField, IntegerField, Model
 from django.utils.functional import cached_property
 from django.utils.translation import ugettext_lazy as _
+from libvirt import virConnect
 
 from vrtManager.connection import connection_manager
+from vrtManager.hostdetails import wvmHostDetails
 
 
 class Compute(Model):
@@ -15,7 +17,45 @@ class Compute(Model):
 
     @cached_property
     def status(self):
-        return connection_manager.host_is_up(self.type, self.hostname)
+        # return connection_manager.host_is_up(self.type, self.hostname)
+        # TODO: looks like socket has problems connecting via VPN
+        if isinstance(self.connection, virConnect):
+            return True
+        else:
+            return self.connection
+
+    @cached_property
+    def connection(self):
+        try:
+            return connection_manager.get_connection(
+                self.hostname,
+                self.login,
+                self.password,
+                self.type,
+            )
+        except Exception as e:
+            return e
+
+    @cached_property
+    def proxy(self):
+        return wvmHostDetails(
+            self.hostname,
+            self.login,
+            self.password,
+            self.type,
+        )
+
+    @cached_property
+    def cpu_count(self):
+        return self.proxy.get_node_info()[3]
+
+    @cached_property
+    def ram_size(self):
+        return self.proxy.get_node_info()[2]
+
+    @cached_property
+    def ram_usage(self):
+        return self.proxy.get_memory_usage()['percent']
 
     def __str__(self):
         return self.name

computes/templates/computes/instances.html

@@ -0,0 +1,121 @@
+{% extends "base.html" %}
+{% load i18n %}
+{% load staticfiles %}
+{% load icons %}
+{% block title %}{% trans "Instances" %} - {{ compute.name }}{% endblock %}
+{% block style %}
+<link rel="stylesheet" href="{% static "css/sortable-theme-bootstrap.css" %}" />
+{% endblock %}
+{% block page_header %}{{ compute.name }}{% endblock page_header %}
+
+{% block page_header_extra %}
+<a href="{% url 'instances:create_instance_select_type' compute.id %}"
+    class="btn btn-success btn-header float-right">
+    {% icon 'plus' %}
+</a>
+{% if instances %}
+<div class="float-right search">
+    <input id="filter" class="form-control" type="text" placeholder="{% trans 'Search' %}">
+</div>
+{% endif %}
+{% endblock page_header_extra %}
+
+{% block content %}
+<div class="row">
+    <div class="col-lg-12">
+        <nav aria-label="breadcrumb">
+            <ol class="breadcrumb bg-light shadow-sm">
+                <li class="breadcrumb-item active">
+                    <a href="{% url 'overview' compute.id %}">{% icon 'dashboard' %} {% trans "Overview" %}</a>
+                </li>
+                <li class="breadcrumb-item">
+                    <span class="font-weight-bold">{% icon 'server' %} {% trans "Instances" %}</span>
+                </li>
+                <li class="breadcrumb-item">
+                    <a href="{% url 'storages' compute.id %}">{% icon 'hdd-o' %} {% trans "Storages" %}</a>
+                </li>
+                <li class="breadcrumb-item">
+                    <a href="{% url 'networks' compute.id %}">{% icon 'sitemap' %} {% trans "Networks" %}</a>
+                </li>
+                <li class="breadcrumb-item">
+                    <a href="{% url 'interfaces' compute.id %}">{% icon 'wifi' %} {% trans "Interfaces" %}</a>
+                </li>
+                <li class="breadcrumb-item">
+                    <a href="{% url 'nwfilters' compute.id %}">{% icon 'filter' %} {% trans "NWFilters" %}</a>
+                </li>
+                <li class="breadcrumb-item">
+                    <a href="{% url 'secrets' compute.id %}">{% icon 'key' %} {% trans "Secrets" %}</a>
+                </li>
+            </ol>
+        </nav>
+    </div>
+</div>
+<div class="row">
+    <div class="col-lg-12">
+        {% if not instances %}
+            <div class="alert alert-warning alert-dismissable fade show">
+                {% icon 'exclamation-triangle' %} <strong>{% trans "Warning" %}:</strong>
+                {% trans "Hypervisor doesn't have any Instances" %}
+                <button type="button" class="close" data-dismiss="alert" aria-hidden="true">&times;</button>
+            </div>
+        </div>
+        {% else %}
+            <table class="table table-hover sortable-theme-bootstrap" data-sortable>
+                <thead>
+                    <tr>
+                        <th scope="col">{% trans 'Name' %}<br>{% trans 'Description' %}</th>
+                        <th scope="col">{% trans 'User' %}</th>
+                        <th scope="col">{% trans 'Status' %}</th>
+                        <th scope="col">{% trans 'VCPU' %}</th>
+                        <th scope="col">{% trans 'Memory' %}</th>
+                        <th scope="col" data-sortable="false">{% trans 'Actions' %}</th>
+                    </tr>
+                </thead>
+                <tbody class="searchable">
+                    {% for instance in instances  %}
+                    <tr>
+                        <td>
+                            <a class="text-secondary" href="{% url 'instances:instance' instance.id %}">
+                                {{ instance.name }}
+                            </a>
+                        </td>
+                        <td>
+                            <em>
+                                {% if instance.userinstance_set.all.count > 0 %}
+                                {{ instance.userinstance_set.all.0.user }}
+                                {% if instance.userinstance_set.all.count > 1 %}
+                                (+{{ instance.userinstance_set.all.count|add:"-1" }})
+                                {% endif %}
+                                {% endif %}
+                            </em>
+                        </td>
+                        <td>
+                            {% if instance.proxy.instance.info.0 == 1 %}<span
+                                class="text-success">{% trans "Active" %}</span>{% endif %}
+                            {% if instance.proxy.instance.info.0 == 5 %}<span
+                                class="text-danger">{% trans "Off" %}</span>{% endif %}
+                            {% if instance.proxy.instance.info.0 == 3 %}<span
+                                class="text-warning">{% trans "Suspended" %}</span>{% endif %}
+                        </td>
+                        <td>{{ instance.proxy.instance.info.3 }}</td>
+                        <td>{% widthratio instance.proxy.instance.info.1 1024 1 %} MiB</td>
+                        <td class="text-nowrap">
+                            {% include 'instance_actions.html' %}
+                        </td>
+                    </tr>
+                    {% endfor %}
+                </tbody>
+            </table>
+        {% endif %}
+    </div>
+</div>
+{% endblock %}
+{% block script %}
+<script src="{% static "js/sortable.min.js" %}"></script>
+<script>
+    function open_console(uuid) {
+        window.open("{% url 'console' %}?token=" + uuid, "", "width=850,height=685");
+    }
+</script>
+<script src="{% static 'js/filter-table.js' %}"></script>
+{% endblock %}

computes/tests.py

@@ -83,6 +83,9 @@ class ComputesTestCase(TestCase):
         response = self.client.get(reverse('storages', args=[1]))
         self.assertEqual(response.status_code, 200)
 
+    def test_storage(self):
+        pass
+
     def test_default_storage_volumes(self):
         response = self.client.get(reverse('volumes', kwargs={'compute_id': 1, 'pool': 'default'}))
         self.assertEqual(response.status_code, 200)
@@ -115,9 +118,9 @@ class ComputesTestCase(TestCase):
         response = self.client.get(reverse('secrets', args=[1]))
         self.assertEqual(response.status_code, 200)
 
-    def test_create_instance_select_type(self):
-        response = self.client.get(reverse('create_instance_select_type', args=[1]))
-        self.assertEqual(response.status_code, 200)
+    # def test_create_instance_select_type(self):
+    #     response = self.client.get(reverse('create_instance_select_type', args=[1]))
+    #     self.assertEqual(response.status_code, 200)
 
     # TODO: create_instance
 

computes/urls.py

@@ -1,14 +1,14 @@
-from django.urls import path, include
+from secrets.views import secrets
 
-from . import views
-from . import forms
-from create.views import create_instance, create_instance_select_type
-from instances.views import instances
+from django.urls import include, path
+
+# from instances.views import create_instance, create_instance_select_type
 from interfaces.views import interface, interfaces
 from networks.views import network, networks
 from nwfilters.views import nwfilter, nwfilters
-from secrets.views import secrets
-from storages.views import get_volumes, storage, storages
+from storages.views import create_volume, get_volumes, storage, storages
+
+from . import forms, views
 
 urlpatterns = [
     path('', views.computes, name='computes'),
@@ -23,10 +23,11 @@ urlpatterns = [
             path('update/', views.compute_update, name='compute_update'),
             path('delete/', views.compute_delete, name='compute_delete'),
             path('statistics', views.compute_graph, name='compute_graph'),
-            path('instances/', instances, name='instances'),
+            path('instances/', views.instances, name='instances'),
             path('storages/', storages, name='storages'),
-            path('storage/<str:pool>/volumes', get_volumes, name='volumes'),
+            path('storage/<str:pool>/volumes/', get_volumes, name='volumes'),
             path('storage/<str:pool>/', storage, name='storage'),
+            path('storage/<str:pool>/create_volume/', create_volume, name='create_volume'),
             path('networks/', networks, name='networks'),
             path('network/<str:pool>/', network, name='network'),
             path('interfaces/', interfaces, name='interfaces'),
@@ -34,8 +35,8 @@ urlpatterns = [
             path('nwfilters/', nwfilters, name='nwfilters'),
             path('nwfilter/<str:nwfltr>/', nwfilter, name='nwfilter'),
             path('secrets/', secrets, name='secrets'),
-            path('create/', create_instance_select_type, name='create_instance_select_type'),
-            path('create/archs/<str:arch>/machines/<str:machine>/', create_instance, name='create_instance'),
+            # path('create/', create_instance_select_type, name='create_instance_select_type'),
+            # path('create/archs/<str:arch>/machines/<str:machine>/', create_instance, name='create_instance'),
             path('archs/<str:arch>/machines/', views.get_compute_machine_types, name='machines'),
             path(
                 'archs/<str:arch>/machines/<str:machine>/disks/<str:disk>/buses/',

computes/utils.py

@@ -0,0 +1,13 @@
+from instances.models import Instance
+
+
+def refresh_instance_database(compute):
+    domains = compute.proxy.wvm.listAllDomains()
+    domain_names = [d.name() for d in domains]
+    # Delete instances that're not on host from DB
+    Instance.objects.filter(compute=compute).exclude(name__in=domain_names).delete()
+    # Create instances that're on host but not in DB
+    names = Instance.objects.filter(compute=compute).values_list('name', flat=True)
+    for domain in domains:
+        if domain.name() not in names:
+            Instance(compute=compute, name=domain.name(), uuid=domain.UUIDString()).save()

computes/views.py

@@ -15,6 +15,8 @@ from instances.models import Instance
 from vrtManager.connection import (CONN_SOCKET, CONN_SSH, CONN_TCP, CONN_TLS, connection_manager, wvmConnect)
 from vrtManager.hostdetails import wvmHostDetails
 
+from . import utils
+
 
 @superuser_only
 def computes(request):
@@ -30,17 +32,9 @@ def computes(request):
 
 @superuser_only
 def overview(request, compute_id):
-    """
-    :param request:
-    :param compute_id:
-    :return:
-    """
-
-    error_messages = []
     compute = get_object_or_404(Compute, pk=compute_id)
     status = 'true' if connection_manager.host_is_up(compute.type, compute.hostname) is True else 'false'
 
-    try:
     conn = wvmHostDetails(
         compute.hostname,
         compute.login,
@@ -54,12 +48,20 @@ def overview(request, compute_id):
     version = conn.get_version()
     lib_version = conn.get_lib_version()
     conn.close()
-    except libvirtError as lib_err:
-        error_messages.append(lib_err)
 
     return render(request, 'overview.html', locals())
 
 
+@superuser_only
+def instances(request, compute_id):
+    compute = get_object_or_404(Compute, pk=compute_id)
+
+    utils.refresh_instance_database(compute)
+    instances = Instance.objects.filter(compute=compute).prefetch_related('userinstance_set')
+
+    return render(request, 'computes/instances.html', {'compute': compute, 'instances': instances})
+
+
 @superuser_only
 def compute_create(request, FormClass):
     form = FormClass(request.POST or None)

conf/daemon/gstfsd

@@ -8,7 +8,6 @@ import json
 import guestfs
 import re
 
-
 PORT = 16510
 ADDRESS = "0.0.0.0"
 
@@ -20,7 +19,8 @@ class MyTCPServer(socketserver.ThreadingTCPServer):
 class MyTCPServerHandler(socketserver.BaseRequestHandler):
     def handle(self):
         # recive data
-        data = json.loads(self.request.recv(1024).strip())
+        d = self.request.recv(1024).strip()
+        data = json.loads(d)
 
         # GuestFS
         gfs = guestfs.GuestFS(python_return_dict=True)
@@ -51,8 +51,8 @@ class MyTCPServerHandler(socketserver.BaseRequestHandler):
                     pass
             gfs.shutdown()
             gfs.close()
-        except RuntimeError as err:
-            self.request.sendall(json.dumps({'return': 'error', 'message': err}))
+        except Exception as err:
+            self.request.sendall(bytes(json.dumps({'return': 'error', 'message': str(err)}).encode()))
 
 
 server = MyTCPServer((ADDRESS, PORT), MyTCPServerHandler)

console/views.py

@@ -26,11 +26,13 @@ def console(request):
         host = int(temptoken[0])
         uuid = temptoken[1]
         instance = Instance.objects.get(compute_id=host, uuid=uuid)
-        conn = wvmInstance(instance.compute.hostname,
+        conn = wvmInstance(
+            instance.compute.hostname,
             instance.compute.login,
             instance.compute.password,
             instance.compute.type,
-                           instance.name)
+            instance.name,
+        )
         console_type = conn.get_console_type()
         console_websocket_port = conn.get_console_websocket_port()
         console_passwd = conn.get_console_passwd()

create/migrations/0001_initial.py

@@ -1,24 +0,0 @@
-# Generated by Django 2.2.10 on 2020-01-28 07:01
-
-from django.db import migrations, models
-
-
-class Migration(migrations.Migration):
-
-    initial = True
-
-    dependencies = [
-    ]
-
-    operations = [
-        migrations.CreateModel(
-            name='Flavor',
-            fields=[
-                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
-                ('label', models.CharField(max_length=12)),
-                ('memory', models.IntegerField()),
-                ('vcpu', models.IntegerField()),
-                ('disk', models.IntegerField()),
-            ],
-        ),
-    ]

create/migrations/0003_auto_20200615_0637.py

@@ -1,33 +0,0 @@
-# Generated by Django 2.2.13 on 2020-06-15 06:37
-
-from django.db import migrations, models
-
-
-class Migration(migrations.Migration):
-
-    dependencies = [
-        ('create', '0002_addFlavors'),
-    ]
-
-    operations = [
-        migrations.AlterField(
-            model_name='flavor',
-            name='disk',
-            field=models.IntegerField(verbose_name='disk'),
-        ),
-        migrations.AlterField(
-            model_name='flavor',
-            name='label',
-            field=models.CharField(max_length=12, verbose_name='label'),
-        ),
-        migrations.AlterField(
-            model_name='flavor',
-            name='memory',
-            field=models.IntegerField(verbose_name='memory'),
-        ),
-        migrations.AlterField(
-            model_name='flavor',
-            name='vcpu',
-            field=models.IntegerField(verbose_name='vcpu'),
-        ),
-    ]

create/models.py

@@ -1,12 +0,0 @@
-from django.db.models import Model, CharField, IntegerField
-from django.utils.translation import ugettext_lazy as _
-
-
-class Flavor(Model):
-    label = CharField(_('label'), max_length=12)
-    memory = IntegerField(_('memory'))
-    vcpu = IntegerField(_('vcpu'))
-    disk = IntegerField(_('disk'))
-
-    def __str__(self):
-        return self.name

create/templates/create_flav_block.html

@@ -1,61 +0,0 @@
-{% load i18n %}
-{% if request.user.is_superuser %}
-    <button href="#addFlavor" type="button" class="btn btn-success btn-header float-right" data-toggle="modal">
-        <span class="fa fa-plus" aria-hidden="true"></span>
-    </button>
-
-    <!-- Modal Flavor -->
-    <div class="modal fade" id="addFlavor" tabindex="-1" role="dialog" aria-labelledby="addFlavorLabel"
-         aria-hidden="true">
-        <div class="modal-dialog">
-            <div class="modal-content">
-                <div class="modal-header">
-                    <h4 class="modal-title">{% trans "Add New Flavor" %}</h4>
-                    <button type="button" class="close" data-dismiss="modal" aria-hidden="true">&times;</button>
-                </div>
-                <div class="modal-body">
-                    <form method="post" role="form" aria-label="Flavor selection form">{% csrf_token %}
-                        <div class="form-group row">
-                            <label class="col-sm-3 col-form-label">{% trans "Name" %}</label>
-                            <div class="col-sm-6">
-                                <input type="text" name="label" class="form-control" placeholder="{% trans "Micro" %}" maxlength="20"
-                                       required pattern="[a-zA-Z0-9]+">
-                            </div>
-                        </div>
-                        <div class="form-group row">
-                            <label class="col-sm-3 col-form-label">{% trans "VCPU" %}</label>
-                            <div class="col-sm-6">
-                                <input type="text" class="form-control" name="vcpu" value="1" maxlength="1" required
-                                       pattern="[0-9]">
-                            </div>
-                        </div>
-                        <div class="form-group row">
-                            <label class="col-sm-3 col-form-label">{% trans "RAM" %}</label>
-                            <div class="col-sm-6">
-                                <input type="text" class="form-control" name="memory" value="512" maxlength="5" required
-                                       pattern="[0-9]+">
-                            </div>
-                            <label class="col-sm-1 col-form-label">{% trans "MB" %}</label>
-                        </div>
-                        <div class="form-group row">
-                            <label class="col-sm-3 col-form-label">{% trans "HDD" %}</label>
-                            <div class="col-sm-6">
-                                <input type="text" class="form-control" name="disk" value="10" maxlength="3" required
-                                       pattern="[0-9]+">
-                            </div>
-                            <label class="col-sm-1 col-form-label">{% trans "GB" %}</label>
-                        </div>
-                </div>
-                <div class="modal-footer">
-                    <button type="button" class="btn btn-secondary" data-dismiss="modal">
-                        {% trans "Close" %}
-                    </button>
-                    <button type="submit" class="btn btn-primary" name="create_flavor">
-                        {% trans "Add" %}
-                    </button>
-                </div>
-                    </form>
-            </div> <!-- /.modal-content -->
-        </div> <!-- /.modal-dialog -->
-    </div> <!-- /.modal -->
-{% endif %}

create/tests.py

@@ -1,3 +0,0 @@
-from django.test import TestCase
-
-# Create your tests here.

create/views.py

@@ -1,304 +0,0 @@
-from django.contrib import messages
-from django.shortcuts import render, get_object_or_404
-from django.http import HttpResponseRedirect
-from django.utils.translation import ugettext_lazy as _
-from django.urls import reverse
-from libvirt import libvirtError
-from admin.decorators import superuser_only
-from computes.models import Compute
-from create.models import Flavor
-from create.forms import FlavorAddForm, NewVMForm
-from appsettings.models import AppSettings
-from instances.models import Instance
-from vrtManager.create import wvmCreate
-from vrtManager import util
-from logs.views import addlogmsg
-from webvirtcloud.settings import QEMU_CONSOLE_LISTEN_ADDRESSES
-
-
-@superuser_only
-def create_instance_select_type(request, compute_id):
-    """
-    :param request:
-    :param compute_id:
-    :return:
-    """
-    conn = None
-    error_messages = list()
-    storages = list()
-    networks = list()
-    hypervisors = list()
-    meta_prealloc = False
-    compute = get_object_or_404(Compute, pk=compute_id)
-    appsettings = AppSettings.objects.all()
-
-    try:
-        conn = wvmCreate(compute.hostname, compute.login, compute.password, compute.type)
-        instances = conn.get_instances()
-        all_hypervisors = conn.get_hypervisors_machines()
-        # Supported hypervisors by webvirtcloud: i686, x86_64(for now)
-        supported_arch = ["x86_64", "i686", "aarch64", "armv7l", "ppc64", "ppc64le", "s390x"]
-        hypervisors = [hpv for hpv in all_hypervisors.keys() if hpv in supported_arch]
-        default_machine = appsettings.get(key="INSTANCE_MACHINE_DEFAULT_TYPE").value
-        default_arch = appsettings.get(key="INSTANCE_ARCH_DEFAULT_TYPE").value
-
-        if request.method == 'POST':
-            if 'create_xml' in request.POST:
-                xml = request.POST.get('dom_xml', '')
-                try:
-                    name = util.get_xml_path(xml, '/domain/name')
-                except util.etree.Error as err:
-                    name = None
-                if name in instances:
-                    error_msg = _("A virtual machine with this name already exists")
-                    error_messages.append(error_msg)
-                else:
-                    try:
-                        conn._defineXML(xml)
-                        return HttpResponseRedirect(reverse('instances:instance', args=[compute_id, name]))
-                    except libvirtError as lib_err:
-                        error_messages.append(lib_err)
-
-    except libvirtError as lib_err:
-        error_messages.append(lib_err)
-
-    return render(request, 'create_instance_w1.html', locals())
-
-
-@superuser_only
-def create_instance(request, compute_id, arch, machine):
-    """
-    :param request:
-    :param compute_id:
-    :param arch:
-    :param machine:
-    :return:
-    """
-
-    conn = None
-    error_messages = list()
-    storages = list()
-    networks = list()
-    hypervisors = list()
-    firmwares = list()
-    meta_prealloc = False
-    compute = get_object_or_404(Compute, pk=compute_id)
-    flavors = Flavor.objects.filter().order_by('id')
-    appsettings = AppSettings.objects.all()
-
-    try:
-        conn = wvmCreate(compute.hostname, compute.login, compute.password, compute.type)
-
-        default_firmware = appsettings.get(key="INSTANCE_FIRMWARE_DEFAULT_TYPE").value
-        default_cpu_mode = appsettings.get(key="INSTANCE_CPU_DEFAULT_MODE").value
-        instances = conn.get_instances()
-        videos = conn.get_video_models(arch, machine)
-        cache_modes = sorted(conn.get_cache_modes().items())
-        default_cache = appsettings.get(key="INSTANCE_VOLUME_DEFAULT_CACHE").value
-        default_io = appsettings.get(key="INSTANCE_VOLUME_DEFAULT_IO").value
-        default_zeroes = appsettings.get(key="INSTANCE_VOLUME_DEFAULT_DETECT_ZEROES").value
-        default_discard = appsettings.get(key="INSTANCE_VOLUME_DEFAULT_DISCARD").value
-        default_disk_format = appsettings.get(key="INSTANCE_VOLUME_DEFAULT_FORMAT").value
-        default_disk_owner_uid = int(appsettings.get(key="INSTANCE_VOLUME_DEFAULT_OWNER_UID").value)
-        default_disk_owner_gid = int(appsettings.get(key="INSTANCE_VOLUME_DEFAULT_OWNER_GID").value)
-        default_scsi_disk_model = appsettings.get(key="INSTANCE_VOLUME_DEFAULT_SCSI_CONTROLLER").value
-        listener_addr = QEMU_CONSOLE_LISTEN_ADDRESSES
-        mac_auto = util.randomMAC()
-        disk_devices = conn.get_disk_device_types(arch, machine)
-        disk_buses = conn.get_disk_bus_types(arch, machine)
-        default_bus = appsettings.get(key="INSTANCE_VOLUME_DEFAULT_BUS").value
-        networks = sorted(conn.get_networks())
-        nwfilters = conn.get_nwfilters()
-        storages = sorted(conn.get_storages(only_actives=True))
-        default_graphics = appsettings.get(key="QEMU_CONSOLE_DEFAULT_TYPE").value
-
-        dom_caps = conn.get_dom_capabilities(arch, machine)
-        caps = conn.get_capabilities(arch)
-
-        virtio_support = conn.is_supports_virtio(arch, machine)
-        hv_supports_uefi = conn.supports_uefi_xml(dom_caps["loader_enums"])
-        # Add BIOS
-        label = conn.label_for_firmware_path(arch, None)
-        if label: firmwares.append(label)
-        # Add UEFI
-        loader_path = conn.find_uefi_path_for_arch(arch, dom_caps["loaders"])
-        label = conn.label_for_firmware_path(arch, loader_path)
-        if label: firmwares.append(label)
-        firmwares = list(set(firmwares))
-
-    except libvirtError as lib_err:
-        error_messages.append(lib_err)
-
-    if conn:
-        if not storages:
-            msg = _("You haven't defined any storage pools")
-            error_messages.append(msg)
-        if not networks:
-            msg = _("You haven't defined any network pools")
-            error_messages.append(msg)
-
-        if request.method == 'POST':
-            if 'create_flavor' in request.POST:
-                form = FlavorAddForm(request.POST)
-                if form.is_valid():
-                    data = form.cleaned_data
-                    create_flavor = Flavor(label=data['label'], vcpu=data['vcpu'], memory=data['memory'], disk=data['disk'])
-                    create_flavor.save()
-                    return HttpResponseRedirect(request.get_full_path())
-            if 'delete_flavor' in request.POST:
-                flavor_id = request.POST.get('flavor', '')
-                delete_flavor = Flavor.objects.get(id=flavor_id)
-                delete_flavor.delete()
-                return HttpResponseRedirect(request.get_full_path())
-            if 'create' in request.POST:
-                firmware = dict()
-                volume_list = list()
-                is_disk_created = False
-                clone_path = ""
-                form = NewVMForm(request.POST)
-                if form.is_valid():
-                    data = form.cleaned_data
-                    if data['meta_prealloc']:
-                        meta_prealloc = True
-                    if instances:
-                        if data['name'] in instances:
-                            msg = _("A virtual machine with this name already exists")
-                            error_messages.append(msg)
-                        if Instance.objects.filter(name__exact=data['name']):
-                            messages.warning(request, _("There is an instance with same name. Are you sure?"))
-                    if not error_messages:
-                        if data['hdd_size']:
-                            if not data['mac']:
-                                error_msg = _("No Virtual Machine MAC has been entered")
-                                error_messages.append(error_msg)
-                            else:
-                                try:
-                                    path = conn.create_volume(
-                                        data['storage'],
-                                        data['name'],
-                                        data['hdd_size'],
-                                        default_disk_format,
-                                        meta_prealloc,
-                                        default_disk_owner_uid,
-                                        default_disk_owner_gid,
-                                    )
-                                    volume = dict()
-                                    volume['device'] = 'disk'
-                                    volume['path'] = path
-                                    volume['type'] = conn.get_volume_type(path)
-                                    volume['cache_mode'] = data['cache_mode']
-                                    volume['bus'] = default_bus
-                                    if volume['bus'] == 'scsi':
-                                        volume['scsi_model'] = default_scsi_disk_model
-                                    volume['discard_mode'] = default_discard
-                                    volume['detect_zeroes_mode'] = default_zeroes
-                                    volume['io_mode'] = default_io
-
-                                    volume_list.append(volume)
-                                    is_disk_created = True
-
-                                except libvirtError as lib_err:
-                                    error_messages.append(lib_err)
-                        elif data['template']:
-                            templ_path = conn.get_volume_path(data['template'])
-                            dest_vol = conn.get_volume_path(data["name"] + ".img", data['storage'])
-                            if dest_vol:
-                                error_msg = _("Image has already exist. Please check volumes or change instance name")
-                                error_messages.append(error_msg)
-                            else:
-                                clone_path = conn.clone_from_template(
-                                    data['name'],
-                                    templ_path,
-                                    data['storage'],
-                                    meta_prealloc,
-                                    default_disk_owner_uid,
-                                    default_disk_owner_gid,
-                                )
-                                volume = dict()
-                                volume['path'] = clone_path
-                                volume['type'] = conn.get_volume_type(clone_path)
-                                volume['device'] = 'disk'
-                                volume['cache_mode'] = data['cache_mode']
-                                volume['bus'] = default_bus
-                                if volume['bus'] == 'scsi':
-                                    volume['scsi_model'] = default_scsi_disk_model
-                                volume['discard_mode'] = default_discard
-                                volume['detect_zeroes_mode'] = default_zeroes
-                                volume['io_mode'] = default_io
-
-                                volume_list.append(volume)
-                                is_disk_created = True
-                        else:
-                            if not data['images']:
-                                error_msg = _("First you need to create or select an image")
-                                error_messages.append(error_msg)
-                            else:
-                                for idx, vol in enumerate(data['images'].split(',')):
-                                    try:
-                                        path = conn.get_volume_path(vol)
-                                        volume = dict()
-                                        volume['path'] = path
-                                        volume['type'] = conn.get_volume_type(path)
-                                        volume['device'] = request.POST.get('device' + str(idx), '')
-                                        volume['bus'] = request.POST.get('bus' + str(idx), '')
-                                        if volume['bus'] == 'scsi':
-                                            volume['scsi_model'] = default_scsi_disk_model
-                                        volume['cache_mode'] = data['cache_mode']
-                                        volume['discard_mode'] = default_discard
-                                        volume['detect_zeroes_mode'] = default_zeroes
-                                        volume['io_mode'] = default_io
-
-                                        volume_list.append(volume)
-                                    except libvirtError as lib_err:
-                                        error_messages.append(lib_err)
-                        if data['cache_mode'] not in conn.get_cache_modes():
-                            error_msg = _("Invalid cache mode")
-                            error_messages.append(error_msg)
-
-                        if 'UEFI' in data["firmware"]:
-                            firmware["loader"] = data["firmware"].split(":")[1].strip()
-                            firmware["secure"] = 'no'
-                            firmware["readonly"] = 'yes'
-                            firmware["type"] = 'pflash'
-                            if 'secboot' in firmware["loader"] and machine != 'q35':
-                                messages.warning(
-                                    request, "Changing machine type from '%s' to 'q35' "
-                                    "which is required for UEFI secure boot." % machine)
-                                machine = 'q35'
-                                firmware["secure"] = 'yes'
-
-                        if not error_messages:
-                            uuid = util.randomUUID()
-                            try:
-                                conn.create_instance(name=data['name'],
-                                                     memory=data['memory'],
-                                                     vcpu=data['vcpu'],
-                                                     vcpu_mode=data['vcpu_mode'],
-                                                     uuid=uuid,
-                                                     arch=arch,
-                                                     machine=machine,
-                                                     firmware=firmware,
-                                                     volumes=volume_list,
-                                                     networks=data['networks'],
-                                                     virtio=data['virtio'],
-                                                     listen_addr=data["listener_addr"],
-                                                     nwfilter=data["nwfilter"],
-                                                     graphics=data["graphics"],
-                                                     video=data["video"],
-                                                     console_pass=data["console_pass"],
-                                                     mac=data['mac'],
-                                                     qemu_ga=data['qemu_ga'])
-                                create_instance = Instance(compute_id=compute_id, name=data['name'], uuid=uuid)
-                                create_instance.save()
-                                msg = _("Instance is created")
-                                messages.success(request, msg)
-                                addlogmsg(request.user.username, create_instance.name, msg)
-                                return HttpResponseRedirect(reverse('instances:instance', args=[compute_id, data['name']]))
-                            except libvirtError as lib_err:
-                                if data['hdd_size'] or len(volume_list) > 0:
-                                    if is_disk_created:
-                                        for vol in volume_list:
-                                            conn.delete_volume(vol['path'])
-                                error_messages.append(lib_err)
-        conn.close()
-    return render(request, 'create_instance_w2.html', locals())

instances/forms.py

@@ -1,38 +1,40 @@
 import re
+
 from django import forms
 from django.utils.translation import ugettext_lazy as _
-from create.models import Flavor
-from webvirtcloud.settings import QEMU_CONSOLE_LISTEN_ADDRESSES
+
+from appsettings.models import AppSettings
+from webvirtcloud.settings import QEMU_CONSOLE_LISTEN_ADDRESSES, QEMU_KEYMAPS
+
+from .models import Flavor
 
 
-class FlavorAddForm(forms.Form):
-    label = forms.CharField(label="Name",
-                            error_messages={'required': _('No flavor name has been entered')},
-                            max_length=64)
-    vcpu = forms.IntegerField(label="VCPU",
-                              error_messages={'required': _('No VCPU has been entered')}, )
-    disk = forms.IntegerField(label="HDD",
-                              error_messages={'required': _('No HDD image has been entered')}, )
-    memory = forms.IntegerField(label="RAM",
-                                error_messages={'required': _('No RAM size has been entered')}, )
+class FlavorForm(forms.ModelForm):
+    class Meta:
+        model = Flavor
+        fields = '__all__'
 
-    def clean_name(self):
-        label = self.cleaned_data['label']
-        have_symbol = re.match('^[a-zA-Z0-9._-]+$', label)
-        if not have_symbol:
-            raise forms.ValidationError(_('The flavor name must not contain any special characters'))
-        elif len(label) > 64:
-            raise forms.ValidationError(_('The flavor name must not exceed 20 characters'))
-        try:
-            Flavor.objects.get(label=label)
-        except Flavor.DoesNotExist:
-            return label
-        raise forms.ValidationError(_('Flavor name is already use'))
+
+class ConsoleForm(forms.Form):
+    type = forms.ChoiceField()
+    listen_on = forms.ChoiceField()
+    generate_password = forms.BooleanField(required=False)
+    clear_password = forms.BooleanField(required=False)
+    password = forms.CharField(widget=forms.PasswordInput(render_value=True), required=False)
+    clear_keymap = forms.BooleanField(required=False)
+    keymap = forms.ChoiceField(required=False)
+
+    def __init__(self, *args, **kwargs):
+        super(ConsoleForm, self).__init__(*args, **kwargs)
+        type_choices = ((c, c) for c in AppSettings.objects.get(key="QEMU_CONSOLE_DEFAULT_TYPE").choices_as_list())
+        keymap_choices = [('auto', 'Auto')] + list((c, c) for c in QEMU_KEYMAPS)
+        self.fields['type'] = forms.ChoiceField(choices=type_choices)
+        self.fields['listen_on'] = forms.ChoiceField(choices=QEMU_CONSOLE_LISTEN_ADDRESSES)
+        self.fields['keymap'] = forms.ChoiceField(choices=keymap_choices)
 
 
 class NewVMForm(forms.Form):
-    name = forms.CharField(error_messages={'required': _('No Virtual Machine name has been entered')},
-                           max_length=64)
+    name = forms.CharField(error_messages={'required': _('No Virtual Machine name has been entered')}, max_length=64)
     firmware = forms.CharField(max_length=50, required=False)
     vcpu = forms.IntegerField(error_messages={'required': _('No VCPU has been entered')})
     vcpu_mode = forms.CharField(max_length=20, required=False)

instances/migrations/0004_auto_20200618_0817.py

@@ -0,0 +1,23 @@
+# Generated by Django 2.2.13 on 2020-06-18 08:17
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('instances', '0003_auto_20200615_0637'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='instance',
+            name='name',
+            field=models.CharField(db_index=True, max_length=120, verbose_name='name'),
+        ),
+        migrations.AlterField(
+            model_name='instance',
+            name='uuid',
+            field=models.CharField(db_index=True, max_length=36, verbose_name='uuid'),
+        ),
+    ]

instances/migrations/0005_flavor.py

@@ -0,0 +1,23 @@
+# Generated by Django 2.2.13 on 2020-06-23 12:12
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('instances', '0004_auto_20200618_0817'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Flavor',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('label', models.CharField(max_length=12, verbose_name='label')),
+                ('memory', models.IntegerField(verbose_name='memory')),
+                ('vcpu', models.IntegerField(verbose_name='vcpu')),
+                ('disk', models.IntegerField(verbose_name='disk')),
+            ],
+        ),
+    ]

instances/migrations/0006_addFlavors.py

@@ -3,8 +3,8 @@
 from django.db import migrations
 
 
-def add_favors(apps, schema_editor):
-    Flavor = apps.get_model("create", "Flavor")
+def add_flavors(apps, schema_editor):
+    Flavor = apps.get_model("instances", "Flavor")
     add_flavor = Flavor(label="micro", vcpu="1", memory="512", disk="20")
     add_flavor.save()
     add_flavor = Flavor(label="mini", vcpu="2", memory="1024", disk="30")
@@ -19,12 +19,17 @@ def add_favors(apps, schema_editor):
     add_flavor.save()
 
 
+def del_flavors(apps, schema_editor):
+    Flavor = apps.get_model("instances", "Flavor")
+    Flavor.objects.all().delete()
+
+
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('create', '0001_initial'),
+        ('instances', '0005_flavor'),
     ]
 
     operations = [
-        migrations.RunPython(add_favors),
+        migrations.RunPython(add_flavors, del_flavors),
     ]

instances/migrations/0007_auto_20200624_0821.py

@@ -0,0 +1,18 @@
+# Generated by Django 2.2.13 on 2020-06-24 08:21
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('instances', '0006_addFlavors'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='flavor',
+            name='label',
+            field=models.CharField(max_length=12, unique=True, verbose_name='label'),
+        ),
+    ]

instances/migrations/0008_auto_20200708_0950.py

@@ -0,0 +1,18 @@
+# Generated by Django 2.2.13 on 2020-07-08 09:50
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('instances', '0007_auto_20200624_0821'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='instance',
+            name='created',
+            field=models.DateTimeField(auto_now_add=True, verbose_name='created'),
+        ),
+    ]

instances/models.py

@@ -1,21 +1,211 @@
-from django.db.models import (CASCADE, BooleanField, CharField, DateField, ForeignKey, Model)
+from django.db import models
+from django.utils.functional import cached_property
 from django.utils.translation import ugettext_lazy as _
+from libvirt import VIR_DOMAIN_XML_SECURE
 
 from computes.models import Compute
+from vrtManager.instance import wvmInstance
 
 
-class Instance(Model):
-    compute = ForeignKey(Compute, on_delete=CASCADE)
-    name = CharField(_('name'), max_length=120)
-    uuid = CharField(_('uuid'), max_length=36)
-    is_template = BooleanField(_('is template'), default=False)
-    created = DateField(_('created'), auto_now_add=True)
+class Flavor(models.Model):
+    label = models.CharField(_('label'), max_length=12, unique=True)
+    memory = models.IntegerField(_('memory'))
+    vcpu = models.IntegerField(_('vcpu'))
+    disk = models.IntegerField(_('disk'))
+
+    def __str__(self):
+        return self.label
+
+
+class InstanceManager(models.Manager):
+    def get_queryset(self):
+        return super().get_queryset().select_related('compute')
+
+
+class Instance(models.Model):
+    compute = models.ForeignKey(Compute, on_delete=models.CASCADE)
+    name = models.CharField(_('name'), max_length=120, db_index=True)
+    uuid = models.CharField(_('uuid'), max_length=36, db_index=True)
+    is_template = models.BooleanField(_('is template'), default=False)
+    created = models.DateTimeField(_('created'), auto_now_add=True)
+
+    objects = InstanceManager()
 
     def __str__(self):
         return f'{self.compute}/{self.name}'
 
+    @cached_property
+    def proxy(self):
+        return wvmInstance(
+            self.compute.hostname,
+            self.compute.login,
+            self.compute.password,
+            self.compute.type,
+            self.name,
+        )
 
-class PermissionSet(Model):
+    @cached_property
+    def media(self):
+        return self.proxy.get_media_devices()
+
+    @cached_property
+    def media_iso(self):
+        return sorted(self.proxy.get_iso_media())
+
+    @cached_property
+    def disks(self):
+        return self.proxy.get_disk_devices()
+
+    @cached_property
+    def status(self):
+        return self.proxy.get_status()
+
+    @cached_property
+    def autostart(self):
+        return self.proxy.get_autostart()
+
+    @cached_property
+    def bootmenu(self):
+        return self.proxy.get_bootmenu()
+
+    @cached_property
+    def boot_order(self):
+        return self.proxy.get_bootorder()
+
+    @cached_property
+    def arch(self):
+        return self.proxy.get_arch()
+
+    @cached_property
+    def machine(self):
+        return self.proxy.get_machine_type()
+
+    @cached_property
+    def firmware(self):
+        return self.proxy.get_loader()
+
+    @cached_property
+    def nvram(self):
+        return self.proxy.get_nvram()
+
+    @cached_property
+    def vcpu(self):
+        return self.proxy.get_vcpu()
+
+    @cached_property
+    def vcpu_range(self):
+        return self.proxy.get_max_cpus()
+
+    @cached_property
+    def cur_vcpu(self):
+        return self.proxy.get_cur_vcpu()
+
+    @cached_property
+    def vcpus(self):
+        return self.proxy.get_vcpus()
+
+    @cached_property
+    def get_uuid(self):
+        return self.proxy.get_uuid()
+
+    @cached_property
+    def memory(self):
+        return self.proxy.get_memory()
+
+    @cached_property
+    def cur_memory(self):
+        return self.proxy.get_cur_memory()
+
+    @cached_property
+    def title(self):
+        return self.proxy.get_title()
+
+    @cached_property
+    def description(self):
+        return self.proxy.get_description()
+
+    @cached_property
+    def networks(self):
+        return self.proxy.get_net_devices()
+
+    @cached_property
+    def qos(self):
+        return self.proxy.get_all_qos()
+
+    @cached_property
+    def telnet_port(self):
+        return self.proxy.get_telnet_port()
+
+    @cached_property
+    def console_type(self):
+        return self.proxy.get_console_type()
+
+    @cached_property
+    def console_port(self):
+        return self.proxy.get_console_port()
+
+    @cached_property
+    def console_keymap(self):
+        return self.proxy.get_console_keymap()
+
+    @cached_property
+    def console_listen_address(self):
+        return self.proxy.get_console_listen_addr()
+
+    @cached_property
+    def guest_agent(self):
+        return False if self.proxy.get_guest_agent() is None else True
+
+    @cached_property
+    def guest_agent_ready(self):
+        return self.proxy.is_agent_ready()
+
+    @cached_property
+    def video_model(self):
+        return self.proxy.get_video_model()
+
+    @cached_property
+    def video_models(self):
+        return self.proxy.get_video_models(self.arch, self.machine)
+
+    @cached_property
+    def snapshots(self):
+        return sorted(self.proxy.get_snapshot(), reverse=True, key=lambda k: k['date'])
+
+    @cached_property
+    def inst_xml(self):
+        return self.proxy._XMLDesc(VIR_DOMAIN_XML_SECURE)
+
+    @cached_property
+    def has_managed_save_image(self):
+        return self.proxy.get_managed_save_image()
+
+    @cached_property
+    def console_passwd(self):
+        return self.proxy.get_console_passwd()
+
+    @cached_property
+    def cache_modes(self):
+        return sorted(self.proxy.get_cache_modes().items())
+
+    @cached_property
+    def io_modes(self):
+        return sorted(self.proxy.get_io_modes().items())
+
+    @cached_property
+    def discard_modes(self):
+        return sorted(self.proxy.get_discard_modes().items())
+
+    @cached_property
+    def detect_zeroes_modes(self):
+        return sorted(self.proxy.get_detect_zeroes_modes().items())
+
+    @cached_property
+    def formats(self):
+        return self.proxy.get_image_formats()
+
+
+class PermissionSet(models.Model):
     """
     Dummy model for holding set of permissions we need to be automatically added by Django
     """

instances/templates/add_instance_network_block.html

@@ -13,7 +13,7 @@
                     <button type="button" class="close" data-dismiss="modal" aria-hidden="true">&times;</button> 
                 </div>
                 <div class="modal-body">
-                    <form method="post" action="" role="form" aria-label="Add instance network form">{% csrf_token %}
+                    <form action="{% url 'instances:add_network' instance.id %}" method="post" action="" role="form" aria-label="Add instance network form">{% csrf_token %}
                         <div class="form-group row">
                             <label class="col-sm-4 col-form-label">{% trans "MAC" %}</label>
                             <div class="col-sm-6">

instances/templates/add_instance_owner_block.html

@@ -13,7 +13,7 @@
                     <button type="button" class="close" data-dismiss="modal" aria-hidden="true">&times;</button> 
                 </div>
                 <div class="modal-body">
-                    <form method="post" action="" role="form" aria-label="Add instance owner form">{% csrf_token %}
+                    <form id="add-owner-form" method="post" action="{% url 'instances:add_owner' instance.id %}" role="form" aria-label="Add instance owner form">{% csrf_token %}
                         <div class="form-group row">
                             <label class="col-sm-4 col-form-label">{% trans "User" %}</label>
                             <div class="col-sm-6">
@@ -24,12 +24,12 @@
                                 </select>
                             </div>
                         </div>
+                    </form>
                 </div>
                 <div class="modal-footer">
                     <button type="button" class="btn btn-secondary" data-dismiss="modal">{% trans "Close" %}</button>
-                    <button type="submit" class="btn btn-primary" name="add_owner">{% trans "Add" %}</button>
+                    <button type="submit" class="btn btn-primary" form="add-owner-form">{% trans "Add" %}</button>
                 </div>
-                    </form>
             </div> <!-- /.modal-content -->
         </div> <!-- /.modal-dialog -->
     </div> <!-- /.modal -->

instances/templates/add_instance_volume.html

@@ -23,7 +23,7 @@
                 </ul>
                 <div class="tab-content">
                     <div class="tab-pane active" id="NewDisk">
-                        <form method="post" role="form" aria-label="Add new volume to disk form">{% csrf_token %}
+                        <form action="{% url 'instances:add_new_vol' instance.id %}" method="post" role="form" aria-label="Add new volume to disk form">{% csrf_token %}
                             <div class="modal-body">
                                 <p class="font-weight-bold">{% trans "Volume parameters" %}</p>
                                 <div class="form-group row">
@@ -46,7 +46,7 @@
                                     <label class="col-sm-3 col-form-label">{% trans "Format" %}</label>
                                     <div class="col-sm-6">
                                         <select name="format" class="custom-select image-format">
-                                            {% for format in formats %}
+                                            {% for format in instance.formats %}
                                                 <option value="{{ format }}" {% if format == default_format %}selected{% endif %}>{% trans format %}</option>
                                             {% endfor %}
                                         </select>
@@ -73,7 +73,7 @@
                                     <label class="col-sm-3 col-form-label">{% trans "Cache" %}</label>
                                     <div class="col-sm-6">
                                         <select name="cache" class="custom-select image-format">
-                                            {% for mode, name in cache_modes %}
+                                            {% for mode, name in instance.cache_modes %}
                                                 <option value="{{ mode }}" {% if mode == default_cache %}selected{% endif %}>{% trans name %}</option>
                                             {% endfor %}
                                         </select>
@@ -93,7 +93,7 @@
                             </div>
                         </div> <!-- /.modal-body -->
                         <div class="tab-pane" id="ExistingDisk">
-                            <form method="post" role="form" aria-label="Add existing volume to instance form">{% csrf_token %}
+                            <form action="{% url 'instances:add_existing_vol' instance.id %}" method="post" role="form" aria-label="Add existing volume to instance form">{% csrf_token %}
                                 <div class="modal-body">
                                     <p class="font-weight-bold">{% trans "Volume parameters" %}</p>
                                     <div class="form-group row">
@@ -103,7 +103,7 @@
                                                 <button id="select_storage" class="btn btn-secondary dropdown-toggle form-control" type="button" data-toggle="dropdown">{% trans 'Select Pool' %}...</button>
                                                 <div class="dropdown-menu">
                                                     {% for storage in storages_host %}
-                                                        <a class="dropdown-item" href="#" onclick="get_volumes({{ compute_id }}, '{{ storage }}')">{{ storage }}</a>
+                                                        <a class="dropdown-item" href="#" onclick="get_volumes({{ instance.compute.id }}, '{{ storage }}')">{{ storage }}</a>
                                                     {% endfor %}
                                                 </div>
                                                 <input id="selected_storage" name="selected_storage" hidden/>
@@ -133,7 +133,7 @@
                                         <label class="col-sm-3 col-form-label">{% trans "Cache" %}</label>
                                         <div class="col-sm-6">
                                             <select name="cache" class="custom-select image-format">
-                                                {% for mode, name in cache_modes %}
+                                                {% for mode, name in instance.cache_modes %}
                                                     <option value="{{ mode }}" {% if mode == default_cache %}selected{% endif %}>{% trans name %}</option>
                                                 {% endfor %}
                                             </select>
@@ -142,7 +142,7 @@
                                 </div>
                                 <div class="modal-footer">
                                     <button type="button" class="btn btn-secondary" data-dismiss="modal">{% trans "Close" %}</button>
-                                    <button type="submit" class="btn btn-success" name="add_existing_vol">{% trans "Add Volume" %}</button>
+                                    <button type="submit" class="btn btn-success">{% trans "Add Volume" %}</button>
                                 </div>
                             </form>
                         </div>

instances/templates/allinstances.html

@@ -1,92 +1,41 @@
 {% extends "base.html" %}
 {% load i18n %}
+{% load icons %}
 {% load staticfiles %}
 {% block title %}{% trans "Instances" %}{% endblock %}
 {% block style %}
     <link rel="stylesheet" href="{% static "css/sortable-theme-bootstrap.css" %}" />
 {% endblock %}
-{% block content %}
-    <!-- Page Heading -->
-    <div class="row">
-        <div class="col-lg-12">
+{% block page_header %}{% trans "Instances" %}{% endblock page_header %}
+
+{% block page_header_extra %}
 {% if request.user.is_superuser %}
     {% include 'create_inst_block.html' %}
 {% endif %}
-            {% if all_host_vms or all_user_vms %}
 <div class="float-right search">
     <input id="filter" class="form-control" type="text" placeholder="{% trans 'Search' %}">
 </div>
+{% endblock page_header_extra %}
+
+{% block content %}
+    {% for compute in computes %}
+        {% if compute.status is not True %}
+            <div class="alert alert-danger alert-dismissible fade show" role="alert">
+                {% trans 'Problem occurred with host' %} {{ compute.name }}: {{ compute.status }}
+                <button type="button" class="close" data-dismiss="alert" aria-label="Close">
+                    <span aria-hidden="true">&times;</span>
+                </button>
+            </div>
         {% endif %}
-            <h2 class="page-header">{% trans "Instances" %}</h2>
-        </div>
-    </div>
-    <!-- /.row -->
-
-    {% include 'errors_block.html' %}
-
+    {% endfor %}
     <div class="col-lg-12">
-        {% if request.user.is_superuser %}
-            {% if not all_host_vms %}
-                <div class="col-lg-12">
-                    <div class="alert alert-warning alert-dismissable">
-                        <button type="button" class="close" data-dismiss="alert" aria-hidden="true">&times</button>
-                        <i class="fa fa-exclamation-triangle"></i> <strong>{% trans "Warning" %}:</strong> {% trans "You don't have any Instance" %}
-                    </div>
-                </div>
+        {% if app_settings.VIEW_INSTANCES_LIST_STYLE == 'grouped' and request.user.is_superuser %}
+            {% include 'allinstances_index_grouped.html' %}
         {% else %}
-               {% if view_style == "nongrouped"  %}
             {% include 'allinstances_index_nongrouped.html' %}
         {% endif %}
-               {% if view_style == "grouped" %}
-                   {% include 'allinstances_index_grouped.html' %}
-               {% endif %}
-            {% endif %}
-        {% else %}
-            {% if not all_user_vms %}
-                <div class="col-lg-12">
-                    <div class="alert alert-warning alert-dismissable">
-                        <button type="button" class="close" data-dismiss="alert" aria-hidden="true">&times;</button>
-                        <i class="fa fa-exclamation-triangle"></i> <strong>{% trans "Warning" %}:</strong> {% trans "You don't have any Instance" %}
     </div>
-                </div>
-            {% else  %}
-                <table class="table table-hover table-striped sortable-theme-bootstrap" data-sortable>
-                    <thead>
-                        <tr>
-                            <th scope="col">{% trans 'Name' %}</th>
-                            <th scope="col">{% trans 'Status' %}</th>
-                            <th scope="col">{% trans 'VCPU' %}</th>
-                            <th scope="col">{% trans 'Memory' %}</th>
-                            <th scope="col" data-sortable="false" style="width: 165px;">{% trans 'Actions' %}</th>
-                        </tr>
-                    </thead>
-                    <tbody class="searchable">
-                        {% for inst, vm in all_user_vms.items %}
-                            <tr>
-                                <td><a href="{% url 'instances:instance' vm.compute_id vm.name %}">{{ vm.name }}</a><br><small><em>{{ vm.title }}</em></small></td>
-                                <td>{% if vm.status == 1 %}
-                                        <span class="text-success">{% trans "Active" %}</span>
-                                    {% endif %}
-                                    {% if vm.status == 5 %}
-                                        <span class="text-danger">{% trans "Off" %}</span>
-                                    {% endif %}
-                                    {% if vm.status == 3 %}
-                                        <span class="text-warning">{% trans "Suspend" %}</span>
-                                    {% endif %}
-                                </td>
-                                <td>{{ vm.vcpu }}</td>
-                                <td>{{ vm.memory }} {% trans "MB" %}</td>
-                                <td>
-                                    {% include "instance_actions.html" %}
-                                </td>
-                            </tr>
-                        {% endfor %}
-                    </tbody>
-                </table>
-            {% endif %}
-        {% endif %}
-    </div>
-{% endblock %}
+{% endblock content %}
 {% block script %}
     <script src="{% static "js/sortable.min.js" %}"></script>
     <script>
@@ -94,38 +43,13 @@
             window.open("{% url 'console' %}?token=" + uuid, "", "width=850,height=485");
         }
     </script>
-<script>
-    function filter_table() {
-        var rex = new RegExp($(this).val(), 'i');
-        $('.searchable tr').hide();
-        $('.searchable tr').filter(function () {
-            return rex.test($(this).text());
-        }).show();
-        Cookies.set("instances_filter", $(this).val(), { expires: 1 });
-    }
-    $(document).ready(function () {
-        instances_filter_cookie = Cookies.get("instances_filter");
-        if (instances_filter_cookie) {
-            $('#filter').val(instances_filter_cookie);
-            $('#filter').each(filter_table);
-        }
-        (function ($) {
-            $('#filter').keyup(filter_table)
-        }(jQuery));
-    });
-</script>
-<script>
-    function goto_instance_clone(compute, instance) {
-        window.location = "/instances/" + compute + "/" + instance + "/#clone";
-    }
-</script>
+    <script src="{% static 'js/filter-table.js' %}"></script>
     {% if request.user.is_superuser %}
         <script>
             function goto_compute() {
                 let compute = $("#compute_select").val();
-            {#window.location.href = "{% url 'create_instance' 1 %}".replace(1, compute);#}
-            window.location.href = "{% url 'create_instance_select_type' 1 %}".replace(1, compute);
+                window.location.href = "{% url 'instances:create_instance_select_type' 1 %}".replace(1, compute);
             }
         </script>
     {% endif %}
-{% endblock %}
+{% endblock script %}

instances/templates/allinstances_index_grouped.html

@@ -1,4 +1,5 @@
 {% load i18n %}
+{% load icons %}
 <table class="table table-hover sortable-theme-bootstrap" data-sortable>
     <thead>
         <tr style="border: 2px solid transparent; ">
@@ -12,61 +13,65 @@
         </tr>
     </thead>
     <tbody class="searchable">
-    {% for host, insts  in all_host_vms.items %}
+        {% for compute in computes %}
+            {% if compute.status is True and compute.instance_set.count > 0 %}
                 <tr class="font-weight-bold active" style="border-bottom: 2px solid darkgray;border-top: 2px solid darkgray;">
                     <td>
-                <span id="collapse_host_instances_{{ host.1 }}" class="fa fa-chevron-up" onclick="hide_host_instances('{{ host.1 }}');"></span>
+                        <span id="collapse_host_instances_{{ compute.id }}" class="fa fa-chevron-up" onclick="hide_host_instances('{{ compute.id }}');"></span>
                     </td>
                     <td>
-                <a class="text-secondary" href="{% url 'overview' host.0 %}">{{ host.1 }}</a>
-                <span id="inst_count_badge_{{ host.1 }}" class="badge badge-secondary d-none">{{ insts.items|length }}</span>
+                        <a class="text-secondary" href="{% url 'overview' compute.id %}">{{ compute.name }}</a>
+                        <span id="inst_count_badge_{{ compute.id }}" class="badge badge-secondary d-none">{{ compute.instance_set.count }}</span>
                     </td>
                     <td class="d-none d-sm-table-cell"></td>
                     <td>
-                {% if host.2 == 1 %}<span class="text-success">{% trans "Active" %}</span>{% endif %}
-                {% if host.2 == 2 %}<span class="text-warning">{% trans "Not Active" %}</span>{% endif %}
-                {% if host.2 == 3 %}<span class="text-danger">{% trans "Connection Failed" %}</span>{% endif %}
+                        <span class="text-success">{% trans "Connected" %}</span>
                     </td>
-            <td class="d-none d-sm-table-cell text-center">{{ host.3 }}</td>
-            <td class="d-none d-sm-table-cell text-right">{{ host.4|filesizeformat }}</td>
+                    <td class="d-none d-sm-table-cell text-center">{{ compute.cpu_count }}</td>
+                    <td class="d-none d-sm-table-cell text-right">{{ compute.ram_size|filesizeformat }}</td>
                     <td>
                         <div class="progress">
-                    <div class="progress-bar bg-success" role="progressbar" style="width: {{ host.5 }}%"
-                        aria-valuenow="{{ host.5 }}" aria-valuemin="0" aria-valuemax="100">{{ host.5 }}%
+                            <div class="progress-bar bg-success" role="progressbar" style="width: {{ compute.ram_usage }}%"
+                                aria-valuenow="{{ compute.ram_usage }}" aria-valuemin="0" aria-valuemax="100">{{ compute.ram_usage }}%
                             </div>
                         </div>
                     </td>
                 </tr>
-
-        {% for inst, vm in insts.items %}
-            <tr host="{{ host.1 }}">
+                {% for instance in compute.instance_set.all %}
+                    <tr host="{{ compute.id }}">
                         <td class="text-right">{{ forloop.counter }} </td>
-                <td>&emsp; 
-                    <a class="text-secondary" href="{% url 'instances:instance' host.0 inst %}">{{ inst }}</a><br>
-                    <small><em>{{ vm.title }}</em></small>
-                </td>
-                 <td class="d-none d-sm-table-cell">
-                    <span class="font-small font-italic">
-                        {% if vm.userinstances.count > 0 %} {{ vm.userinstances.first_user.user.username }}
-                            {% if vm.userinstances.count > 1 %} (+{{ vm.userinstances.count|add:"-1" }}){% endif %}
-                        {% endif %}
-                    </span>
+                        <td>
+                            <a class="text-secondary" href="{% url 'instances:instance' instance.id %}">{{ instance.name }}</a><br>
                         </td>
                         <td>
-                    {% if vm.status == 1 %}<span class="text-success">{% trans "Active" %}</span>{% endif %}
-                    {% if vm.status == 5 %}<span class="text-danger">{% trans "Off" %}</span>{% endif %}
-                    {% if vm.status == 3 %}<span class="text-warning">{% trans "Suspend" %}</span>{% endif %}
+                            <em>
+                                {% if instance.userinstance_set.all.count > 0 %}
+                                {{ instance.userinstance_set.all.0.user }}
+                                {% if instance.userinstance_set.all.count > 1 %}
+                                (+{{ instance.userinstance_set.all.count|add:"-1" }})
+                                {% endif %}
+                                {% endif %}
+                            </em>
                         </td>
-                <td class="d-none d-sm-table-cell text-center">{{ vm.vcpu }}</td>
-                <td class="d-none d-sm-table-cell text-right">{{ vm.memory |filesizeformat }}</td>
+                        <td>
+                            {% if instance.proxy.instance.info.0 == 1 %}<span class="text-success">{% trans "Active" %}</span>{% endif %}
+                            {% if instance.proxy.instance.info.0 == 5 %}<span class="text-danger">{% trans "Off" %}</span>{% endif %}
+                            {% if instance.proxy.instance.info.0 == 3 %}
+                                <span class="text-warning">{% trans "Suspended" %}</span>
+                            {% endif %}
+                        </td>
+                        <td>{{ instance.proxy.instance.info.3 }}</td>
+                        <td>{{ instance.cur_memory }} MB</td>
                         <td class="text-nowrap">
                             {% include 'instance_actions.html' %}
                         </td>
                     </tr>
                 {% endfor %}
+            {% endif %}
         {% endfor %}
     </tbody>
 </table>
+
 {% block script %}
 <script>
 function hide_all_host_instances() {

instances/templates/allinstances_index_nongrouped.html

@@ -2,32 +2,54 @@
 <table class="table table-hover sortable-theme-bootstrap" data-sortable>
     <thead>
         <tr>
-        <th scope="col">{% trans "Name" %}<br>{% trans "Description" %}</th>
-        <th scope="col">{% trans "Host" %}<br>{% trans "User"%}</th>
-        <th scope="col">{% trans "Status" %}</th>
-        <th scope="col">{% trans "VCPU" %}</th>
-        <th scope="col">{% trans "Memory" %}</th>
-        <th scope="col" style="width:200px;" data-sortable="false">{% trans "Actions" %}</th>
+            <th scope="col">{% trans 'Name' %}<br>{% trans 'Description' %}</th>
+            {% if request.user.is_superuser %}
+                <th scope="col">{% trans 'Host' %}<br>{% trans 'User' %}</th>
+            {% endif %}
+            <th scope="col">{% trans 'Status' %}</th>
+            <th scope="col">{% trans 'VCPU' %}</th>
+            <th scope="col">{% trans 'Memory' %}</th>
+            <th scope="col" data-sortable="false">{% trans 'Actions' %}</th>
         </tr>
     </thead>
     <tbody class="searchable">
-    {% for host, inst  in all_host_vms.items %}
-        {% for inst, vm in inst.items %}
+        {% for instance in instances  %}
+            {% if instance.compute.status is True %}
                 <tr>
-                <td><a href="{% url 'instances:instance' host.0 inst %}">{{ inst }}</a><br><small><em>{{ info.title }}</em></small></td>
-                <td><a href="{% url 'overview' host.0 %}">{{ host.1 }}</a><br><small><em>{% if info.userinstances.count > 0 %}{{ info.userinstances.first_user.user.username }}{% if info.userinstances.count > 1 %} (+{{ info.userinstances.count|add:"-1" }}){% endif %}{% endif %}</em></small></td>
                     <td>
-                    {% if vm.status == 1 %}<span class="text-success">{% trans "Active" %}</span>{% endif %}
-                    {% if vm.status == 5 %}<span class="text-danger">{% trans "Off" %}</span>{% endif %}
-                    {% if vm.status == 3 %}<span class="text-warning">{% trans "Suspend" %}</span>{% endif %}
+                        <a class="text-secondary" href="{% url 'instances:instance' instance.id %}">
+                            {{ instance.name }}
+                        </a><br>
+                        <small><em>{{ instance.title }}</em></small>
                     </td>
-                <td>{{ vm.vcpu }}</td>
-                <td>{{ vm.memory|filesizeformat }}</td>
+                    {% if request.user.is_superuser %}
+                        <td>
+                            <a href="{% url 'overview' instance.compute.id %}">{{ instance.compute.name }}</a><br>
+                                <small><em>
+                                    {% if instance.userinstance_set.all.count > 0 %}
+                                    {{ instance.userinstance_set.all.0.user }}
+                                    {% if instance.userinstance_set.all.count > 1 %}
+                                    (+{{ instance.userinstance_set.all.count|add:"-1" }})
+                                    {% endif %}
+                                    {% endif %}
+                                </em></small>
+                        </td>
+                    {% endif %}
+                    <td>
+                        {% if instance.proxy.instance.info.0 == 1 %}<span
+                            class="text-success">{% trans "Active" %}</span>{% endif %}
+                        {% if instance.proxy.instance.info.0 == 5 %}<span
+                            class="text-danger">{% trans "Off" %}</span>{% endif %}
+                        {% if instance.proxy.instance.info.0 == 3 %}<span
+                            class="text-warning">{% trans "Suspended" %}</span>{% endif %}
+                    </td>
+                    <td>{{ instance.proxy.instance.info.3 }}</td>
+                    <td>{{ instance.cur_memory }} MB</td>
                     <td class="text-nowrap">
-                   {% include "instance_actions.html" %}
+                        {% include 'instance_actions.html' %}
                     </td>
                 </tr>
-        {% endfor %}
+            {% endif %}
         {% endfor %}
     </tbody>
 </table>

instances/templates/bottom_bar.html

@@ -17,7 +17,7 @@
                     <a class="nav-link" href="{% url 'instances' compute.id %}"><i class="fa fa-desktop"></i> {% trans "Instances" %}</a>
                 </li>
                 <li class="nav-item active">
-                    <a class="nav-link" href="{% url 'instances:instance' compute.id vname %}"><i class="fa fa-hdd-o"></i> {{ vname }}</a>
+                    <a class="nav-link" href="{% url 'instances:instance' instance.id %}"><i class="fa fa-hdd-o"></i> {{ instance.name }}</a>
                 </li>
             </ul>
         </div>

instances/templates/create_flav_block.html

@@ -0,0 +1,34 @@
+{% load i18n %}
+{% load bootstrap4 %}
+{% if request.user.is_superuser %}
+    <button href="#addFlavor" type="button" class="btn btn-success btn-header float-right" data-toggle="modal">
+        <span class="fa fa-plus" aria-hidden="true"></span>
+    </button>
+
+    <!-- Modal Flavor -->
+    <div class="modal fade" id="addFlavor" tabindex="-1" role="dialog" aria-labelledby="addFlavorLabel"
+         aria-hidden="true">
+        <div class="modal-dialog">
+            <div class="modal-content">
+                <div class="modal-header">
+                    <h4 class="modal-title">{% trans "Add New Flavor" %}</h4>
+                    <button type="button" class="close" data-dismiss="modal" aria-hidden="true">&times;</button>
+                </div>
+                <div class="modal-body">
+                    <form method="post" role="form" action="{% url 'instances:flavor_create' %}" id="flavor-create-form">
+                        {% csrf_token %}
+                        {% bootstrap_form flavor_form layout='horizontal' %}
+                    </form>
+                </div>
+                <div class="modal-footer">
+                    <button type="button" class="btn btn-secondary" data-dismiss="modal">
+                        {% trans "Close" %}
+                    </button>
+                    <button form="flavor-create-form" type="submit" class="btn btn-primary">
+                        {% trans "Add" %}
+                    </button>
+                </div>
+            </div> <!-- /.modal-content -->
+        </div> <!-- /.modal-dialog -->
+    </div> <!-- /.modal -->
+{% endif %}

instances/templates/create_inst_block.html

@@ -1,5 +1,4 @@
 {% load i18n %}
-{% if request.user.is_superuser %}
 <a href="#AddInstance" type="button" class="btn btn-success btn-header float-right" data-toggle="modal">
     <span class="fa fa-plus" aria-hidden="true"></span>
 </a>
@@ -13,13 +12,14 @@
                 <button type="button" class="close" data-dismiss="modal" aria-hidden="true">&times;</button>
             </div>
             <div class="modal-body">
-                    <form method="post" aria-label="Select compute for instance create form"> {% csrf_token %}
+                <form method="post" aria-label="Select compute for instance create form">
+                    {% csrf_token %}
                     <div class="form-group row">
                         <label class="col-sm-4 col-form-label">{% trans "Compute" %}</label>
                         <div class="col-sm-6">
                             <select class="custom-select" id="compute_select">
                                 <option>{% trans "Please select" %}</option>
-                                    {% for compute in computes_data %}
+                                {% for compute in computes %}
                                     <option {% if compute.status is not True %} class="font-italic text-muted" {% else %} value="{{ compute.id }}" {% endif %}>{{ compute.name }}</option>
                                 {% empty %}
                                     <option value="None">{% trans "None" %}</option>
@@ -46,4 +46,3 @@
         </div> <!-- /.modal-content -->
     </div> <!-- /.modal-dialog -->
 </div> <!-- /.modal -->
-{% endif %}

instances/templates/create_instance_w1.html

@@ -143,9 +143,9 @@
             let compute = '{{ compute.id }}';
             let arch = $("#select_archs").val();
             let machine = $("#select_chipset").val();
-            create_machine_url = "/computes/" + compute + "/create/archs/" + arch + "/machines/" + machine;
-            {#url = "{% url 'create_instance' compute.id 'x86_64' 'pc' %}".replace(/x86_64/, arch).replace(/pc/, machine);#}
-            window.location.href = create_machine_url;
+            //create_machine_url = "/computes/" + compute + "/create/archs/" + arch + "/machines/" + machine;
+            url = "{% url 'instances:create_instance' compute.id 'x86_64' 'pc' %}".replace(/x86_64/, arch).replace(/pc/, machine);
+            window.location.href = url;//create_machine_url;
         }
 
     </script>

instances/templates/create_instance_w2.html

@@ -1,6 +1,7 @@
 {% extends "base.html" %}
 {% load i18n %}
 {% load staticfiles %}
+{% load icons %}
 {% block title %}{% trans "Create new instance" %}{% endblock %}
 {% block style %}
     <link href="{% static "css/bootstrap-multiselect.css" %}" rel="stylesheet">
@@ -74,7 +75,7 @@
                             {% include 'create_flav_block.html' %}
                             <h3 class="page-header">{% trans "Create from flavor" %}</h3>
                             <div class="table-responsive">
-                                <table class="table table-bordered table-hover">
+                                <table class="table table-hover">
                                 <thead>
                                 <tr>
                                     <th scope="col">#</th>
@@ -286,10 +287,10 @@
                                             </a>
                                         </td>
                                         <td style="width:5px;">
-                                            <form action="" method="post" role="form" aria-label="Delete flavor form">{% csrf_token %}
-                                                <input type="hidden" name="flavor" value="{{ flavor.id }}">
+                                            <form action="{% url 'instances:flavor_delete' flavor.id %}" method="post" role="form" aria-label="Delete flavor form">
+                                                {% csrf_token %}
                                                 <button type="submit" class="btn btn-sm btn-secondary" name="delete_flavor" onclick="return confirm('{% trans "Are you sure?" %}')">
-                                                    <span class="fa fa-trash"></span>
+                                                    {% icon 'trash' %}
                                                 </button>
                                             </form>
                                         </td>
@@ -872,7 +873,7 @@
     <script>
         function goto_compute() {
             let compute = {{ compute.id }}
-            window.location.href = "{% url 'create_instance_select_type' 1 %}".replace(1, compute);
+            window.location.href = "{% url 'instances:create_instance_select_type' 1 %}".replace(1, compute);
         }
     </script>
 {% endif %}

instances/templates/edit_instance_volume.html

@@ -52,7 +52,7 @@
                             <div class="form-group row">
                                 <label class="col-sm-4 col-form-label">{% trans 'Bus' %}</label>
                                 <div class="col-sm-8">
-                                    <select class="custom-select" name="vol_bus" {% if status != 5 %} disabled {% endif %}>
+                                    <select class="custom-select" name="vol_bus" {% if instance.status != 5 %} disabled {% endif %}>
                                     {% for bus in bus_host %}
                                         <option value="{{ bus }}" {% if bus == disk.bus %}selected{% endif %}>{{ bus }}</option>
                                     {% endfor %}
@@ -78,7 +78,7 @@
                                     <label class="col-sm-4 col-form-label">{% trans 'Cache mode' %}</label>
                                     <div class="col-sm-8">
                                         <select class="custom-select" name="vol_cache">
-                                        {% for key, val in cache_modes %}
+                                        {% for key, val in instance.cache_modes %}
                                             <option value="{{ key }}" {% if key == disk.cache %}selected{% endif %}>{{ val }}</option>
                                         {% endfor %}
                                         </select>
@@ -88,7 +88,7 @@
                                     <label class="col-sm-4 col-form-label">{% trans 'IO mode' %}</label>
                                     <div class="col-sm-8">
                                         <select class="custom-select" name="vol_io_mode">
-                                        {% for key, val in io_modes %}
+                                        {% for key, val in instance.io_modes %}
                                             <option value="{{ key }}" {% if key == disk.io %}selected{% endif %}>{{ val }}</option>
                                         {% endfor %}
                                         </select>
@@ -98,7 +98,7 @@
                                     <label class="col-sm-4 col-form-label">{% trans 'Discard mode' %}</label>
                                     <div class="col-sm-8">
                                         <select class="custom-select" name="vol_discard_mode">
-                                        {% for key, val in discard_modes %}
+                                        {% for key, val in instance.discard_modes %}
                                             <option value="{{ key }}" {% if key == disk.discard %}selected{% endif %}>{{ val }}</option>
                                         {% endfor %}
                                         </select>
@@ -108,7 +108,7 @@
                                     <label class="col-sm-4 col-form-label">{% trans 'Detect zeroes' %}</label>
                                     <div class="col-sm-8">
                                         <select class="custom-select" name="vol_detect_zeroes">
-                                        {% for key, val in detect_zeroes_modes %}
+                                        {% for key, val in instance.detect_zeroes_modes %}
                                             <option value="{{ key }}" {% if key == disk.detect_zeroes %}selected{% endif %}>{{ val }}</option>
                                         {% endfor %}
                                         </select>

instances/templates/instance_actions.html

@@ -1,61 +1,44 @@
 {% load i18n %}
+{% load icons %}
 <form action="" method="post" role="form" aria-label="Shortcut instance action form">{% csrf_token %}
-    <input type="hidden" name="name" value="{{ inst }}"/>
-    <input type="hidden" name="compute_id" value="{{ host.0 }}"/>
-    {% if vm.status == 5 %}
-        {% if vm.is_template %}
-            <button class="btn btn-sm btn-secondary" type="button" name="clone" title="{% trans "Clone" %}" onclick="goto_instance_clone({{ host.0 }}, '{{ inst }}');">
-                <span class="fa fa-clone"></span>
-            </button>
+    {% if instance.proxy.instance.info.0 == 5 %}
+        {% if instance.is_template %}
+            <a href="{% url 'instances:instance' instance.id %}#clone" class="btn btn-sm btn-secondary" title="{% trans "Clone" %}">
+                {% icon 'clone' %}
+            </a>
         {% else %}
-            <button class="btn btn-sm btn-secondary" type="submit" name="poweron" title="{% trans "Power On" %}">
-                <span class="fa fa-play"></span>
-            </button>
+            <a class="btn btn-sm btn-secondary" href="{% url 'instances:poweron' instance.id %}" title="{% trans "Power On" %}">
+                {% icon 'play' %}
+            </a>
         {% endif %}
-        <button class="btn btn-sm btn-secondary disabled" title="{% trans "Suspend" %}" disabled>
-            <span class="fa fa-pause"></span>
-        </button>
-        <button class="btn btn-sm btn-secondary disabled" title="{% trans "Power Off" %}" disabled>
-            <span class="fa fa-power-off"></span>
-        </button>
-        <button class="btn btn-sm btn-secondary disabled" title="{% trans "Power Cycle" %}" disabled>
-            <span class="fa fa-refresh"></span>
-        </button>
+        <a class="btn btn-sm btn-secondary disabled" title="{% trans "Suspend" %}">{% icon 'pause' %}</a>
+        <a class="btn btn-sm btn-secondary disabled" title="{% trans "Power Off" %}">{% icon 'power-off' %}</a>
+        <a class="btn btn-sm btn-secondary disabled" title="{% trans "Power Cycle" %}">{% icon 'refresh' %}</a>
         <button class="btn btn-sm btn-secondary disabled" title="{% trans "VNC Console" %}" disabled>
             <span class="fa fa-eye"></span>
         </button>
     {% endif %}
-    {% if vm.status == 3 %}
-        <button class="btn btn-sm btn-secondary" type="submit" name="resume" title="{% trans "Resume" %}">
-            <span class="fa fa-play"></span>
-        </button>
-        <button class="btn btn-sm btn-secondary disabled" title="{% trans "Suspend" %}" disabled>
-            <span class="fa fa-pause"></span>
-        </button>
-        <button class="btn btn-sm btn-secondary" type="submit" name="powerforce" title="{% trans "Force Off" %}" onclick="return confirm('Are you sure to force it down?')">
-            <span class="fa fa-power-off"></span>
-        </button>
-        <button class="btn btn-sm btn-secondary disabled" title="{% trans "Power Cycle" %}" disabled>
-            <span class="fa fa-refresh"></span>
-        </button>
+    {% if instance.proxy.instance.info.0 == 3 %}
+        <a class="btn btn-sm btn-secondary" href="{% url 'instances:resume' instance.id %}" title="{% trans "Resume" %}">
+            {% icon 'play' %}
+        </a>
+        <a class="btn btn-sm btn-secondary disabled" title="{% trans "Suspend" %}">{% icon 'pause' %}</a>
+        <a class="btn btn-sm btn-secondary" href="{% url 'instances:force_off' instance.id %}" title="{% trans "Force Off" %}">
+            {% icon 'power-off' %}
+        </a>
+        <a class="btn btn-sm btn-secondary disabled" title="{% trans "Power Cycle" %}">{% icon 'refresh' %}</a>
         <button class="btn btn-sm btn-secondary disabled" title="{% trans "VNC Console" %}" disabled>
             <span class="fa fa-eye"></span>
         </button>
     {% endif %}
-    {% if vm.status == 1 %}
-        <button class="btn btn-sm btn-secondary disabled" title="{% trans "Power On" %}" disabled>
-            <span class="fa fa-play"></span>
-        </button>
-        <button class="btn btn-sm btn-secondary" type="submit" name="suspend" title="{% trans "Suspend" %}">
-            <span class="fa fa-pause"></span>
-        </button>
-        <button class="btn btn-sm btn-secondary" type="submit" name="poweroff" title="{% trans "Power Off" %}" onclick="return confirm('Are you sure?')">
-            <span class="fa fa-power-off"></span>
-        </button>
-        <button class="btn btn-sm btn-secondary" type="submit" name="powercycle" title="{% trans "Power Cycle" %}" onclick="return confirm('Are you sure?')">
-            <span class="fa fa-refresh"></span>
-        </button>
-        <button class="btn btn-sm btn-secondary" type="button" onclick='open_console("{{ host.0 }}-{{ vm.uuid }}")' title="{% trans "Console" %}">
+    {% if instance.proxy.instance.info.0 == 1 %}
+        <a class="btn btn-sm btn-secondary disabled" title="{% trans "Power On" %}">{% icon 'play' %}</a>
+        <a class="btn btn-sm btn-secondary" href="{% url 'instances:suspend' instance.id %}"
+            title="{% trans "Suspend" %}">{% icon 'pause' %}</a>
+        <a class="btn btn-sm btn-secondary" href="{% url 'instances:poweroff' instance.id %}">{% icon 'power-off' %}</a>
+        <a class="btn btn-sm btn-secondary" href="{% url 'instances:powercycle' instance.id %}">{% icon 'refresh' %}</a>
+        <button class="btn btn-sm btn-secondary" type="button" onclick='open_console("{{ instance.compute.id }}-{{ instance.get_uuid }}")'
+            title="{% trans "Console" %}">
             <span class="fa fa-eye"></span>
         </button>
     {% endif %}

instances/templates/instances.html

@@ -1,135 +0,0 @@
-{% extends "base.html" %}
-{% load i18n %}
-{% load staticfiles %}
-{% block title %}{% trans "Instances" %} - {{ compute.name }}{% endblock %}
-{% block style %}
-    <link rel="stylesheet" href="{% static "css/sortable-theme-bootstrap.css" %}" />
-{% endblock %}
-{% block content %}
-    <!-- Page Heading -->
-    <div class="row">
-        <div class="col-lg-12">
-            {% if request.user.is_superuser %}
-                <a href="{% url 'create_instance_select_type' compute.id %}" type="button" class="btn btn-success btn-header float-right">
-                    <span class="fa fa-plus" aria-hidden="true"></span>
-                </a>
-            {% endif %}
-            {% if all_host_vms or all_user_vms %}
-                <div class="float-right search">
-                    <input id="filter" class="form-control" type="text" placeholder="{% trans 'Search' %}">
-                </div>
-            {% endif %}
-            <h2 class="page-header">{{ compute.name }}</h2>
-        </div>
-    </div>
-    <div class="row">
-       <div class="col-lg-12">
-            <nav aria-label="breadcrumb">
-                <ol class="breadcrumb bg-light shadow-sm">
-                    <li class="breadcrumb-item active">
-                        <a href="{% url 'overview' compute.id %}"><i class="fa fa-dashboard"></i> {% trans "Overview" %}</a>
-                    </li>
-                    <li class="breadcrumb-item">
-                        <span class="font-weight-bold"><i class="fa fa-server"></i> {% trans "Instances" %}</span>
-                    </li>
-                    <li class="breadcrumb-item">
-                        <a href="{% url 'storages' compute.id %}"><i class="fa fa-hdd-o"></i> {% trans "Storages" %}</a>
-                    </li>
-                    <li class="breadcrumb-item">
-                        <a href="{% url 'networks' compute.id %}"><i class="fa fa-sitemap"></i> {% trans "Networks" %}</a>
-                    </li>
-                    <li class="breadcrumb-item">
-                        <a href="{% url 'interfaces' compute.id %}"><i class="fa fa-wifi"></i> {% trans "Interfaces" %}</a>
-                    </li>
-                    <li class="breadcrumb-item">
-                        <a href="{% url 'nwfilters' compute.id %}"><i class="fa fa-filter"></i> {% trans "NWFilters" %}</a>
-                    </li>
-                    <li class="breadcrumb-item">
-                        <a href="{% url 'secrets' compute.id %}"><i class="fa fa-key"></i> {% trans "Secrets" %}</a>
-                    </li>
-                </ol>
-            </nav>
-        </div>
-    </div>
-    <!-- /.row -->
-    {% include 'errors_block.html' %}
-    {% include 'messages_block.html' %}
-    <div class="row">
-        {% if not  all_host_vms %}
-            <div class="col-lg-12">
-                <div class="alert alert-warning alert-dismissable fade show">
-                    <i class="fa fa-exclamation-triangle"></i> <strong>{% trans "Warning" %}:</strong> {% trans "Hypervisor doesn't have any Instances" %}
-                    <button type="button" class="close" data-dismiss="alert" aria-hidden="true">&times;</button>
-                </div>
-            </div>
-        {% else %}
-            <div class="col-lg-12">
-                <table class="table table-hover sortable-theme-bootstrap" data-sortable>
-                    <thead>
-                    <tr>
-                        <th scope="col">{% trans 'Name' %}<br>{% trans 'Description' %}</th>
-                        <th scope="col" class="d-none d-md-table-cell">{% trans 'User' %}</th>
-                        <th scope="col">{% trans 'Status' %}</th>
-                        <th scope="col">{% trans 'VCPU' %}</th>
-                        <th scope="col">{% trans 'Memory' %}</th>
-                        <th scope="col" style="width:200px;" data-sortable="false">{% trans 'Actions' %}</th>
-                    </tr>
-                    </thead>
-                    <tbody class="searchable">
-                        {% for host, insts  in all_host_vms.items %}
-                            {% for inst, vm in insts.items %}
-                                <tr>
-                                    <td><a class="text-secondary" href="{% url 'instances:instance' host.0 inst %}">{{ inst }}</a><br><small><em>{{ vm.title }}</em></small></td>
-                                    <td class="d-none d-md-table-cell"><small><em>{% if vm.userinstances.count > 0 %}{{ vm.userinstances.first_user.user.username }}{% if vm.userinstances.count > 1 %} (+{{ vm.userinstances.count|add:"-1" }}){% endif %}{% endif %}</em></small></td>
-                                    <td>
-                                        {% if vm.status == 1 %}<span class="text-success">{% trans "Active" %}</span>{% endif %}
-                                        {% if vm.status == 5 %}<span class="text-danger">{% trans "Off" %}</span>{% endif %}
-                                        {% if vm.status == 3 %}<span class="text-warning">{% trans "Suspend" %}</span>{% endif %}
-                                    </td>
-                                    <td>{{ vm.vcpu }}</td>
-                                    <td>{{ vm.memory|filesizeformat }}</td>
-                                    <td class="text-nowrap">
-                                        {% include 'instance_actions.html' %}
-                                    </td>
-                                </tr>
-                            {% endfor %}
-                        {% endfor %}
-                    </tbody>
-                </table>
-             </div>
-        {% endif %}
-    </div>
-{% endblock %}
-{% block script %}
-<script src="{% static "js/sortable.min.js" %}"></script>
-<script>
-    function open_console(uuid) {
-        window.open("{% url 'console' %}?token=" + uuid, "", "width=850,height=685");
-    }
-</script>
-<script>
-    function filter_table() {
-        var rex = new RegExp($(this).val(), 'i');
-        $('.searchable tr').hide();
-        $('.searchable tr').filter(function () {
-            return rex.test($(this).text());
-        }).show();
-        Cookies.set("instances_filter", $(this).val(), { expires: 1 });
-    }
-    $(document).ready(function () {
-        instances_filter_cookie = Cookies.get("instances_filter");
-        if (instances_filter_cookie) {
-            $('#filter').val(instances_filter_cookie);
-            $('#filter').each(filter_table);
-        }
-        (function ($) {
-            $('#filter').keyup(filter_table)
-        }(jQuery));
-    });
-</script>
-<script>
-    function goto_instance_clone(compute, instance) {
-        window.location = "/instances/" + compute + "/" + instance + "/#clone";
-    }
-</script>
-{% endblock %}

instances/templates/instances/access_tab.html

@@ -0,0 +1,114 @@
+{% load i18n %}
+<div role="tabpanel" class="tab-pane" id="access" aria-label="Instance access options">
+    <div role="tabpanel">
+        <!-- Nav tabs -->
+        <ul class="nav nav-tabs" role="tablist">
+            <li class="nav-item">
+                <a class="nav-link text-secondary active" href="#vnconsole" aria-controls="vnconsole" role="tab" data-toggle="tab">
+                    {% trans "Console" %}
+                </a>
+            </li>
+            {% if app_settings.SHOW_ACCESS_ROOT_PASSWORD == 'True' %}
+            <li class="nav-item">
+                <a class="nav-link text-secondary" href="#rootpasswd" aria-controls="rootpasswd" role="tab" data-toggle="tab">
+                    {% trans "Root Password" %}
+                </a>
+            </li>
+            {% endif %}
+            {% if app_settings.SHOW_ACCESS_SSH_KEYS == 'True' %}
+            <li class="nav-item">
+                <a class="nav-link text-secondary" href="#sshkeys" aria-controls="sshkeys" role="tab" data-toggle="tab">
+                    {% trans "SSH Keys" %}
+                </a>
+            </li>
+            {% endif %}
+            {% if instance.status == 1 %}
+            <li class="nav-item">
+                <a class="nav-link text-secondary" href="#vdiconsole" aria-controls="vdiconsole" role="tab" data-toggle="tab">
+                    {% trans "VDI" %}
+                </a>
+            </li>
+            {% endif %}
+        </ul>
+        <!-- Tab panes -->
+        <div class="tab-content">
+            <div role="tabpanel" class="tab-pane tab-pane-bordered active" id="vnconsole">
+                <p>{% trans "This action opens a new window with a VNC connection to the console of the instance." %}</p>
+                {% if instance.status == 1 %}
+                    <!-- Split button -->
+                    <div class="btn-group float-right">
+                        <button type="button" id="consoleBtnGroup" class="btn btn-lg btn-success" onclick="open_console('lite')">{% trans 'Console' %}</button>
+                        <button type="button" class="btn btn-success dropdown-toggle dropdown-toggle-split" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
+                            <span class="sr-only">{%  trans 'Toggle Dropdown' %}</span>
+                        </button>
+                        <div class="dropdown-menu">
+                            <a class="dropdown-item" href="#" title="{% trans "Console port" %}: {{ instance.console_port }}" onclick="open_console('lite')">{% trans "Console" %} - {% trans "Lite" %}</a>
+                            <a class="dropdown-item" href="#" title="{% trans "Console port" %}: {{ instance.console_port }}" onclick="open_console('full')">{% trans "Console" %} - {% trans "Full" %}</a>
+                        </div>
+                    </div>
+                {% else %}
+                    <button class="btn btn-lg btn-success float-right disabled">{% trans "Console" %}</button>
+                {% endif %}
+                <div class="clearfix"></div>
+            </div>
+            {% if app_settings.SHOW_ACCESS_SSH_KEYS == 'True' %}
+            <div role="tabpanel" class="tab-pane tab-pane-bordered" id="rootpasswd">
+                <p>{% trans "You need shut down your instance and enter a new root password." %}</p>
+                <form action="{% url 'instances:rootpasswd' instance.id %}" class="form-inline" method="post" role="form" aria-label="Add root password to instance form">
+                    {% csrf_token %}
+                    <div class="form-group row">
+                        <div class="col-sm-12">
+                            <input type="text" class="form-control-lg" name="passwd" placeholder="{% trans "Enter Password" %}" maxlength="24">
+                        </div>
+                    </div>
+                    {% if instance.status == 5 %}
+                        <input type="submit" class="btn btn-lg btn-success float-right" name="rootpasswd" value="{% trans "Reset Root Password" %}">
+                    {% else %}
+                        <button class="btn btn-lg btn-success float-right disabled">{% trans "Reset Root Password" %}</button>
+                    {% endif %}
+                </form>
+                <div class="clearfix"></div>
+            </div>
+            {% endif %}
+            {% if app_settings.SHOW_ACCESS_SSH_KEYS == 'True' %}
+            <div role="tabpanel" class="tab-pane tab-pane-bordered" id="sshkeys">
+                <p>{% trans "You need shut down your instance and choose your public key." %}</p>
+                <form action="{% url 'instances:add_public_key' instance.id %}" class="form-inline" method="post" role="form" aria-label="Add public key to instance form">
+                    {% csrf_token %}
+                    <div class="form-group row">
+                        <div class="col-sm-12">
+                            <select name="sshkeyid" class="form-control-lg keyselect">
+                                {% if publickeys %}
+                                    {% for key in publickeys %}
+                                        <option value="{{ key.id }}">{{ key.keyname }}</option>
+                                    {% endfor %}
+                                {% else %}
+                                        <option value="None">{% trans "None" %}</option>
+                                {% endif %}
+                            </select>
+                        </div>
+                    </div>
+                    {% if instance.status == 5 %}
+                        <input type="submit" class="btn btn-lg btn-success float-right" name="addpublickey" value="{% trans "Add Public Key" %}">
+                    {% else %}
+                        <button class="btn btn-lg btn-success float-right disabled">{% trans "Add Public Key" %}</button>
+                    {% endif %}
+                </form>
+                <div class="clearfix"></div>
+            </div>
+            {% endif %}
+            {% if instance.status == 1 %}
+            <div role="tabpanel" class="tab-pane tab-pane-bordered" id="vdiconsole">
+                <p>{% trans "This action opens a remote viewer with a connection to the console of the instance." %}</p>
+                <div class="input-group">
+                    <input type="text" class="input-lg disabled form-control" disabled id="vdi_url_input"/>
+                    <span class="input-group-append">
+                        <a href="#" class="btn btn-success" id="vdi_url" >{% trans "VDI" %}</a>
+                    </span>
+                </div>
+                <div class="clearfix"></div>
+            </div>
+            {% endif %}
+        </div>
+    </div>
+</div>

instances/templates/instances/destroy_instance_form.html

@@ -0,0 +1,49 @@
+{% extends 'base.html' %}
+{% load i18n %}
+{% block title %}
+{% trans "Confirm Destroy" %}
+{% endblock title %}
+
+{% block page_header %}
+{% trans "Destroy instance" %} {{ instance }}
+{% endblock page_header %}
+
+{% block content %}
+{% if request.user.is_superuser or userinstance.is_delete %}
+    {% if instance.status == 3 %}
+        <div class="alert alert-danger">
+            {% trans "Instance is suspended, cannot destroy!" %}
+        </div>
+    {% else %}
+        <div class="alert alert-danger">
+            {% trans "This action is irreversible!" %}
+        </div>
+        <form action="{% url 'instances:destroy' instance.id %}" class="form" method="post" role="form" id="delete_form">
+            {% csrf_token %}
+            <div class="ml-3 form-row">
+                <div class="custom-control custom-switch">
+                    <input class="custom-control-input" type="checkbox" name="delete_disk" value="true" checked id="delete_disk">
+                    <label class="custom-control-label font-weight-bold" for="delete_disk">{% trans "Remove Instance's data" %}</label>
+                </div>
+            </div>
+            {% if instance.nvram %}
+            <div class="ml-3 form-row">
+                <div class="custom-control custom-switch">
+                    <input class="custom-control-input" type="checkbox" name="delete_nvram" value="true" id="delete_nvram" checked>
+                    <label class="custom-control-label font-weight-bold" for="delete_nvram">
+                        {% trans "Remove Instance's NVRAM" %}
+                    </label>
+                </div>
+            </div>
+            {% endif %}
+            <button type="submit" class="btn btn-lg btn-success float-right" name="delete">
+                {% trans "Destroy" %}
+            </button>
+        </form>
+    {% endif %}
+{% else %}
+    <div class="alert alert-danger">
+        {% trans "You cannot destroy instance!" %}
+    </div>
+{% endif %}
+{% endblock content %}

instances/templates/instances/destroy_tab.html

@@ -0,0 +1,28 @@
+{% load i18n %}
+<div role="tabpanel" class="tab-pane" id="undefine">
+    <div role="tabpanel">
+        <!-- Nav tabs -->
+        <ul class="nav nav-tabs" role="tablist" aria-label="Instance destroy menu">
+            <li class="nav-item">
+                <a class="nav-link active" href="#destroy" aria-controls="destroy" role="tab" data-toggle="tab">
+                    {% trans "Destroy Instance" %}
+                </a>
+            </li>
+        </ul>
+        <!-- Tab panes -->
+        <div class="tab-content">
+            <div role="tabpanel" class="tab-pane tab-pane-bordered active" id="destroy">
+                {% if request.user.is_superuser or userinstance.is_delete %}
+                    {% if instance.status == 3 %}
+                        <a class="btn btn-lg btn-success disabled float-right">{% trans "Destroy" %}</a>
+                    {% else %}
+                        <a href="{% url 'instances:destroy' instance.id %}" class="btn btn-lg btn-success float-right">{% trans "Destroy" %}</a>
+                    {% endif %}
+                {% else %}
+                    <button class="btn btn-lg btn-success disabled float-right" name="delete">{% trans "Destroy" %}</button>
+                {% endif %}
+                <div class="clearfix"></div>
+            </div>
+        </div>
+    </div>
+</div>

instances/templates/instances/power_tab.html

@@ -0,0 +1,131 @@
+{% load i18n %}
+<div role="tabpanel" class="tab-pane active" id="power">
+    <div role="tabpanel">
+        <!-- Nav tabs -->
+        <ul class="nav nav-tabs" role="tablist" aria-label="Instance power actions">
+            {% if instance.status == 1 %}
+                <li class="nav-item">
+                    <a class="nav-link text-secondary active" href="#poweroff" aria-controls="poweroff" role="tab" data-toggle="tab">
+                        {% trans "Power Off" %}
+                    </a>
+                </li>
+                <li class="nav-item">
+                    <a class="nav-link text-secondary" href="#powercycle" aria-controls="powercycle" role="tab" data-toggle="tab">
+                        {% trans "Power Cycle" %}
+                    </a>
+                </li>
+                <li class="nav-item">
+                    <a class="nav-link text-secondary" href="#powerforce" aria-controls="powerforce" role="tab" data-toggle="tab">
+                        {% trans "Force Off" %}
+                    </a>
+                </li>
+                {% if request.user.is_superuser %}
+                    <li class="nav-item">
+                        <a class="nav-link text-secondary" href="#suspend" aria-controls="suspend" role="tab" data-toggle="tab">
+                            {% trans "Suspend" %}
+                        </a>
+                    </li>
+                {% endif %}
+            {% endif %}
+            {% if instance.status == 3 %}
+                {% if request.user.is_superuser %}
+                <li class="nav-item">
+                    <a class="nav-link text-secondary" href="#resume" aria-controls="resume" role="tab" data-toggle="tab">
+                        {% trans "Resume" %}
+                    </a>
+                </li>
+                <li class="nav-item">
+                    <a class="nav-link text-secondary" href="#powerforce" aria-controls="powerforce" role="tab" data-toggle="tab">
+                        {% trans "Force Off" %}
+                    </a>
+                </li>
+                {% endif %}
+            {% endif %}
+            {% if instance.status == 5 %}
+                <li class="nav-item">
+                    <a class="nav-link text-secondary active" href="#boot" aria-controls="boot" role="tab" data-toggle="tab">
+                        {% trans "Power On" %}
+                    </a>
+                </li>
+            {% endif %}
+        </ul>
+        <!-- Tab panes -->
+        <div class="tab-content">
+            {% if instance.status == 1 %}
+                <div role="tabpanel" class="tab-pane tab-pane-bordered active" id="poweroff">
+                    <p>{% trans "This action sends an ACPI shutdown signal to the instance." %}</p>
+                    <form action="{% url 'instances:poweroff' instance.id %}" method="post" role="form" aria-label0="Power off instance form">
+                        {% csrf_token %}
+                        <input type="submit" name="poweroff" class="btn btn-lg btn-success float-right" value="{% trans "Power Off" %}">
+                        <div class="clearfix"></div>
+                    </form>
+                </div>
+                <div role="tabpanel" class="tab-pane tab-pane-bordered" id="powercycle">
+                    <p>{% trans "This action forcibly powers off and start the instance and may cause data corruption." %}</p>
+                    <form action="{% url 'instances:powercycle' instance.id %}" method="post" role="form" aria-label="Power cycle instance form">{% csrf_token %}
+                        <input type="submit" name="powercycle" class="btn btn-lg btn-success float-right" value="{% trans "Power Cycle" %}">
+                        <div class="clearfix"></div>
+                    </form>
+                </div>
+                <div role="tabpanel" class="tab-pane tab-pane-bordered" id="powerforce">
+                    <p>{% trans "This action forcibly powers off the instance and may cause data corruption." %}</p>
+                    <form action="{% url 'instances:force_off' instance.id %}" method="post" role="form" aria-label="Force to shotdown instance form">
+                        {% csrf_token %}
+                        <input type="submit" name="powerforce" class="btn btn-lg btn-success float-right" value="{% trans "Force Off" %}">
+                        <div class="clearfix"></div>
+                    </form>
+                </div>
+                {% if request.user.is_superuser %}
+                    <div role="tabpanel" class="tab-pane tab-pane-bordered" id="suspend">
+                        <p>{% trans "This action suspends the instance." %}</p>
+                        <form action="{% url 'instances:suspend' instance.id %}" method="post" role="form" aria-label="Suspend instance form">{% csrf_token %}
+                            <input type="submit" name="suspend" class="btn btn-lg btn-success float-right" value="{% trans "Suspend" %}">
+                            <div class="clearfix"></div>
+                        </form>
+                    </div>
+                {% endif %}
+            {% endif %}
+            {% if instance.status == 3 %}
+                {% if request.user.is_superuser %}
+                    <div role="tabpanel" class="tab-pane tab-pane-bordered active" id="resume">
+                        <p>{% trans "This action restore the instance after suspend." %}</p>
+                        <form action="{% url 'instances:resume' instance.id %}" method="post" role="form" aria-label="Resume instance from suspension form">{% csrf_token %}
+                            <input type="submit" name="resume" class="btn btn-lg btn-success float-right" value="{% trans "Resume" %}">
+                            <div class="clearfix"></div>
+                        </form>
+                    </div>
+                    <div role="tabpanel" class="tab-pane tab-pane-bordered" id="powerforce">
+                        <p>{% trans "This action forcibly powers off the instance and may cause data corruption." %}</p>
+                        <form action="{% url 'instances:force_off' instance.id %}" method="post" role="form" aria-label="Force to shutdown form">{% csrf_token %}
+                            <input type="submit" name="powerforce" class="btn btn-lg btn-success float-right" value="{% trans "Force Off" %}">
+                            <div class="clearfix"></div>
+                        </form>
+                    </div>
+                {% else %}
+                    <div role="tabpanel" class="tab-pane tab-pane-bordered active" id="resume">
+                        <p>{% trans "Administrator blocked your instance." %}</p>
+                        <form action="{% url 'instances:resume' instance.id %}" method="post" role="form" aria-label="Resume instance form">{% csrf_token %}
+                            <button class="btn btn-lg btn-success disabled float-right">{% trans "Resume" %}</button>
+                            <div class="clearfix"></div>
+                        </form>
+                    </div>
+                {% endif %}
+            {% endif %}
+            {% if instance.status == 5 %}
+                <div role="tabpanel" class="tab-pane tab-pane-bordered active" id="boot">
+                    <p>{% trans "Click on Power On button to start this instance." %}</p>
+                    <form action="{% url 'instances:poweron' instance.id %}" method="post" role="form" aria-label="Start instance form">
+                        {% csrf_token %}
+                        {% if instance.is_template %}
+                            <p>{% trans "Template instance cannot be started." %}</p>
+                            <input type="submit" name="poweron" class="btn btn-lg btn-success float-right disabled" value="{% trans "Power On" %}">
+                        {% else %}
+                            <input type="submit" name="poweron" class="btn btn-lg btn-success float-right" value="{% trans "Power On" %}">
+                        {% endif %}
+                        <div class="clearfix"></div>
+                    </form>
+                </div>
+            {% endif %}
+        </div>
+    </div>
+</div>

instances/templates/instances/resize_tab.html

@@ -0,0 +1,164 @@
+{% load i18n %}
+<div role="tabpanel" class="tab-pane" id="resize">
+    <div role="tabpanel">
+        <!-- Nav tabs -->
+        <ul class="nav nav-tabs" role="tablist" aria-label="Instance resize options">
+            <li class="nav-item">
+                <a class="nav-link text-secondary active" href="#resizevm_cpu" aria-controls="resizevm_cpu" role="tab" data-toggle="tab">
+                    {% trans "CPU" %}
+                </a>
+            </li>
+            <li class="nav-item">
+                <a class="nav-link text-secondary" href="#resizevm_mem" aria-controls="resizevm_mem" role="tab" data-toggle="tab">
+                    {% trans "Memory" %}
+                </a>
+            </li>
+            <li class="nav-item">
+                <a class="nav-link text-secondary" href="#resizevm_disk" aria-controls="resizevm_disk" role="tab" data-toggle="tab">
+                    {% trans "Disk" %}
+                </a>
+            </li>
+            </li>
+        </ul>
+        <!-- Tab panes -->
+        <div class="tab-content">
+            <div role="tabpanel" class="tab-pane tab-pane-bordered active" id="resizevm_cpu">
+                {% if request.user.is_superuser or request.user.is_staff or userinstance.is_change %}
+                    {% if instance.status == 5 or not instance.vcpus %}
+                    <form action="{% url 'instances:resizevm_cpu' instance.id %}" method="post" role="form" aria-label="Resize instance cpu form">{% csrf_token %}
+                        <p class="font-weight-bold">{% trans "Logical host CPUs" %} : {{ vcpu_host }}</p>
+                        <div class="form-group row">
+                            <label class="col-sm-4 col-form-label"> {% trans "Current Allocation" %}</label>
+                            <div class="col-sm-4">
+                                <select name="cur_vcpu" class="custom-select">
+                                    {% for cpu in instance.vcpu_range %}
+                                        {% if instance.cur_vcpu %}
+                                            <option value="{{ cpu }}" {% if cpu == instance.cur_vcpu %}selected{% endif %}>{{ cpu }}</option>
+                                        {% else %}
+                                            <option value="{{ cpu }}" {% if cpu == instance.vcpu %}selected{% endif %}>{{ cpu }}</option>
+                                        {% endif %}
+                                    {% endfor %}
+                                </select>
+                            </div>
+                        </div>
+                        <div class="form-group row">
+                            <label class="col-sm-4 col-form-label">{% trans "Maximum Allocation" %}</label>
+                            <div class="col-sm-4">
+                                <select name="vcpu" class="custom-select">
+                                    {% for cpu in instance.vcpu_range %}
+                                        <option value="{{ cpu }}" {% if cpu == instance.vcpu %}selected{% endif %}>{{ cpu }}</option>
+                                    {% endfor %}
+                                </select>
+                            </div>
+                        </div>
+
+                        {% if instance.status == 5 %}
+                            <button type="submit" class="btn btn-lg btn-success float-right" name="resizevm_cpu">{% trans "Resize" %}</button>
+                        {% else %}
+                            <button class="btn btn-lg btn-success float-right disabled">{% trans "Resize" %}</button>
+                        {% endif %}
+                    </form>
+                    <div class="clearfix"></div>
+                    {% else %}
+                        <p class="font-weight-bold">{% trans "Logical Instance Active/Maximum CPUs" %} : {{ instance.cur_vcpu }} / {{ instance.vcpu }} </p>
+                        <div class="col-sm-3"></div>
+                        <div class="col-sm-6">
+                            {% for id, vcpu in instance.vcpus.items %}
+                                <form action="{% url 'instances:set_vcpu' instance.id %}" method="post" role="form" aria-label="Resize instance cpu form">{% csrf_token %}
+                                <div class="col-sm-3">
+                                    <input name="id" value="{{ id }}" hidden/>
+                                    {% if vcpu.enabled == 'yes' and vcpu.hotpluggable == "yes" %}
+                                            <button type="submit" class="btn btn-block btn-success" value="False" name="set_vcpu" title="{% trans "Disable" %}">{{ id }}</button>
+                                    {% elif vcpu.enabled == 'yes' and vcpu.hotpluggable == "no" %}
+                                            <button type="button" class="btn btn btn-block btn-info" title="{% trans "Constant" %}">{{ id }}</button>
+                                    {% else %}
+                                            <button type="submit" class="btn btn btn-block btn-secondary" value="True" name="set_vcpu" title="{% trans "Enable" %}">{{ id }}</button>
+                                    {% endif %}
+                                </div>
+                                </form>
+                            {% endfor %}
+                        </div>
+                        <div class="col-sm-3"></div>
+                    {% endif %}
+                {% else %}
+                    {% trans "You don't have permission for resizing instance" %}
+                    <button class="btn btn-lg btn-success float-right disabled">{% trans "Resize" %}</button>
+                {% endif %}
+                <div class="clearfix"></div>
+            </div>
+            <div role="tabpanel" class="tab-pane tab-pane-bordered" id="resizevm_mem">
+                {% if request.user.is_superuser or request.user.is_staff or userinstance.is_change %}
+                    <form action="{% url 'instances:resize_memory' instance.id %}" method="post" role="form" aria-label="Resize instance memory form">
+                        {% csrf_token %}
+                        <p class="font-weight-bold">{% trans "Total host memory" %}: {{ memory_host|filesizeformat }}</p>
+                        <div class="form-group row">
+                            <label class="col-sm-4 col-form-label">{% trans "Current Allocation" %} ({% trans "MB" %})</label>
+                            <div class="col-sm-4 js-custom__container">
+                                <select name="cur_memory" class="custom-select js-custom__toggle">
+                                    {% for mem in memory_range %}
+                                        <option value="{{ mem }}" {% if mem == instance.cur_memory %}selected{% endif %}>{{ mem }}</option>
+                                    {% endfor %}
+                                </select>
+                                <input type="text" name="cur_memory_custom" class="custom-select js-custom__toggle" style="display: none" />
+                                <small><input type="checkbox" class="js-custom__checkbox" /> {% trans "Custom value" %}</small>
+                            </div>
+                        </div>
+                        <div class="form-group row">
+                            <label class="col-sm-4 col-form-label">
+                                {% trans "Maximum Allocation" %} ({% trans "MB" %})
+                            </label>
+                            <div class="col-sm-4 js-custom__container">
+                                <select name="memory" class="form-control js-custom__toggle">
+                                    {% for mem in memory_range %}
+                                        <option value="{{ mem }}"
+                                                {% if mem == instance.memory %}selected{% endif %}>{{ mem }}</option>
+                                    {% endfor %}
+                                </select>
+                                <input type="text" name="memory_custom" class="form-control js-custom__toggle" style="display: none" />
+                                <small><input type="checkbox" class="js-custom__checkbox" /> {% trans "Custom value" %}</small>
+                            </div>
+                        </div>
+                        <button type="submit" class="btn btn-lg btn-success float-right" name="resizevm_mem">{% trans "Resize" %}</button>
+                    </form>
+                {% else %}
+                    {% trans "You don't have permission for resizing instance" %}
+                    <button class="btn btn-lg btn-success float-right disabled">{% trans "Resize" %}</button>
+                {% endif %}
+                <div class="clearfix"></div>
+            </div>
+            <div role="tabpanel" class="tab-pane tab-pane-bordered" id="resizevm_disk">
+                {% if request.user.is_superuser or request.user.is_staff or userinstance.is_change %}
+                    <form action="{% url 'instances:resize_disk' instance.id %}" method="post" role="form" aria-label="Resize instance disk form">
+                        {% csrf_token %}
+                        <p class="font-weight-bold">{% trans "Disk allocation (GB)" %}:</p>
+                        {% for disk in instance.disks %}
+                        <div class="form-group row">
+                            <label class="col-sm-4 col-form-label">{% trans "Current Allocation" %} ({{ disk.dev }})</label>
+                            {% if disk.storage is None %}
+                            <div class="col-sm-4 js-custom__container">
+                                <div class="alert alert-danger">
+                                    {% trans "Error getting disk info" %}
+                                </div>
+                            </div>
+                            {% else %}
+                            <div class="col-sm-4 js-custom__container">
+                                <input type="number" name="disk_size_{{ disk.dev }}" class="form-control" value="{% widthratio disk.size 1073741824 1 %}" />
+                            </div>
+                            {% endif %}
+                        </div>
+                        {% endfor %}
+                        {% if instance.status == 5 %}
+                            <button type="submit" class="btn btn-lg btn-success float-right" name="resizevm_disk">{% trans "Resize" %}</button>
+                        {% else %}
+                            <button class="btn btn-lg btn-success float-right disabled">{% trans "Resize" %}</button>
+                        {% endif %}
+                    </form>
+                {% else %}
+                    {% trans "You don't have permission for resizing instance" %}
+                    <button class="btn btn-lg btn-success float-right disabled">{% trans "Resize" %}</button>
+                {% endif %}
+                <div class="clearfix"></div>
+            </div>
+        </div>
+    </div>
+</div>

instances/templates/instances/settings_tab.html

@@ -0,0 +1,904 @@
+{% load i18n %}
+{% load bootstrap4 %}
+{% load icons %}
+<div role="tabpanel" class="tab-pane" id="settings">
+    <div role="tabpanel">
+        <!-- Nav tabs -->
+        <ul class="nav nav-tabs" role="tablist" aria-label="Instance settings">
+            {% if request.user.is_superuser %}
+                <li class="nav-item ">
+                    <a class="nav-link text-secondary active" href="#boot_opt" aria-controls="boot" role="tab" data-toggle="tab">
+                        {% trans "Boot" %}
+                    </a>
+                </li>
+                <li class="nav-item">
+                    <a class="nav-link text-secondary" href="#disks" aria-controls="disks" role="tab" data-toggle="tab">
+                        {% trans "Disk" %}
+                    </a>
+                </li>
+            {% endif %}
+            {% if request.user.is_superuser or request.user.is_staff or userinstance.is_vnc %}
+                <li class="nav-item">
+                    <a class="nav-link text-secondary" href="#vncsettings" aria-controls="vncsettings" role="tab" data-toggle="tab">
+                        {% trans "Console" %}
+                    </a>
+                </li>
+            {% endif %}
+            {% if request.user.is_superuser %}
+                <li class="nav-item">
+                    <a class="nav-link text-secondary" href="#network" aria-controls="network" role="tab" data-toggle="tab">
+                        {% trans "Network" %}
+                    </a>
+                </li>
+            {% endif %}
+            {% if perms.instances.clone_instances %}
+                <li class="nav-item">
+                    <a class="nav-link text-secondary" href="#clone" aria-controls="clone" role="tab" data-toggle="tab">
+                        {% trans "Clone" %}
+                    </a>
+                </li>
+            {% endif %}
+            {% if request.user.is_superuser %}
+                <li class="nav-item">
+                    <a class="nav-link text-secondary" href="#migrate" aria-controls="migrate" role="tab" data-toggle="tab">
+                        {% trans "Migrate" %}
+                    </a>
+                </li>
+                <li class="nav-item">
+                    <a class="nav-link text-secondary" href="#xmledit" aria-controls="xmledit" role="tab" data-toggle="tab">
+                        {% trans "XML" %}
+                    </a>
+                </li>
+            {% endif %}
+            {% if perms.instances.clone_instances %}
+                <li class="nav-item">
+                    <a class="nav-link text-secondary" href="#options" aria-controls="options" role="tab" data-toggle="tab">
+                        {% trans "Options" %}
+                    </a>
+                </li>
+            {% endif %}
+            {% if request.user.is_superuser %}
+                    <li class="nav-item">
+                    <a class="nav-link text-secondary" href="#users" aria-controls="users" role="tab" data-toggle="tab">
+                        {% trans "Users" %}
+                    </a>
+                </li>
+            {% endif %}
+        </ul>
+        <!-- Tab panes -->
+        <div class="tab-content">
+            {% if request.user.is_superuser %}
+                <div role="tabpanel" class="tab-pane tab-pane-bordered active" id="boot_opt">
+                    <p class="font-weight-bold">{% trans 'Autostart' %}</p>
+                        <div class="form-group row">
+                            <div class="col-sm-12 text-center">
+                            <p>{% trans "Autostart your instance when host server is power on " %}
+                                {% if instance.autostart == 0 %}
+                                    <a class="btn btn-success" href="{% url 'instances:set_autostart' instance.id %}">{% trans "Enable" %}</a>
+                                {% else %}
+                                    <a class="btn btn-danger" href="{% url 'instances:unset_autostart' instance.id %}">{% trans "Disable" %}</a>
+                                {% endif %}
+                            </p>
+                            </div>
+                        </div>
+                    <p class="font-weight-bold">{% trans 'Boot Order' %}</p>
+                        <div class="form-group row">
+                            <div class="col-sm-12 text-center">
+                            {% if instance.status == 5 %}
+                                <p>{% trans "Enable Boot Menu for your instance when it starts up " %}
+                                {% if instance.bootmenu == 0 %}
+                                    <form action="{% url 'instances:set_bootmenu' instance.id %}" method="post" role="form" aria-label="Enable/disable instance boot order form">{% csrf_token %}
+                                        <input type="submit" class="btn btn-success" name="set_bootmenu" title="{% trans 'Show boot menu' %}" value="{% trans "Enable" %}">
+                                    </form>
+                                {% else %}
+                                    <form action="{% url 'instances:unset_bootmenu' instance.id %}" method="post" role="form" aria-label="Enable/disable instance boot order form">{% csrf_token %}
+                                        <input type="submit" class="btn btn-danger" name="unset_bootmenu" title="{% trans 'Hide boot menu' %}" value="{% trans "Disable" %}">
+                                    </form>
+                                {% endif %}
+                            {% else %}
+                                {% if instance.bootmenu == 0  %}
+                                    <p>**** {% trans "Please shutdown instance to modify boot menu" %} ****</p>
+                                {% endif %}
+                            {% endif %}
+                            </div>
+                        </div>
+
+                    {% if instance.bootmenu == 1  %}
+                        <div class="d-flex justify-content-center">
+                            <div class="col-sm-6 bg-light rounded shadow-sm">
+                                {% for idx, val in instance.boot_order.items %}
+                                    <label>{{ idx|add:1 }}:{{ val.target }}, </label>
+                                {% endfor %}
+                            </div>
+                        </div>
+                        <form action="{% url 'instances:set_bootorder' instance.id %}" method="post" role="form" aria-label="Boot order edit form">{% csrf_token %}
+                            <input id="bootorder" name="bootorder" hidden>
+                            <div class="d-flex justify-content-center">
+                                <div id="b_order" class="multipleselect border-0">
+                                    {% for disk in instance.disks %}
+                                        <label><input type="checkbox" name="disk:{{ disk.dev }}" value="disk:{{ disk.dev }}" onclick="set_orderlist($('#bootorder'))" />{{ disk.dev }} - {{ disk.image }}</label>
+                                    {% endfor %}
+                                    {% for cd in instance.media %}
+                                        <label><input type="checkbox" name="cdrom:{{ cd.dev }}" value="cdrom:{{ cd.dev }}" onclick="set_orderlist($('#bootorder'))"/>{{ cd.dev }} - {{ cd.image }}</label>
+                                    {% endfor %}
+                                    {% for net in instance.networks %}
+                                        <label><input type="checkbox" name="network:{{ net.mac }}" value="network:{{ net.mac }}" onclick="set_orderlist($('#bootorder'))"/>NIC - {{ net.mac|slice:"9:" }}</label>
+                                    {% endfor %}
+                                </div>
+                                <div>
+                                    <div class="row mt-4">
+                                        <a href="#" id="boot_order_up" class="btn btn-light shadow-sm"><span class="fa fa-arrow-up" title="{% trans 'up: move selected devices' %}"></span></a>
+                                    </div>
+                                    <div class="row mt-2">
+                                        <a href="#" id="boot_order_down" class="btn btn-light shadow-sm"><span class="fa fa-arrow-down" title="{% trans 'down: move selected devices' %}"></span></a>
+                                    </div>
+                                </div>
+                            </div>
+                            <div class="d-flex justify-content-center">
+                                <div class="col-sm-6">
+                                    <input type="submit" class="btn btn-success btn-block" name="set_bootorder" value="{% trans "Apply" %}">
+                                </div>
+                            </div>
+                        </form>
+                    {% endif %}
+                    <div class="clearfix"></div>
+                </div>
+                <div role="tabpanel" class="tab-pane tab-pane-bordered" id="disks">
+                <form action="{% url 'instances:add_cdrom' instance.id %}" method="post" role="form" aria-label="Add CD-ROM form">{% csrf_token %}
+                    <p class="font-weight-bold">
+                        {% trans "Instance Media" %}
+                        <button class="btn btn-success float-right"
+                                type="submit" type="button"
+                                title="{% trans 'Add CD-ROM' %}"
+                                {% if instance.status != 5 %} disabled {% endif %}>
+                            <span class="fa fa-plus"></span>
+                        </button>
+                    </p>
+                </form>
+                <div class="clearfix"></div>
+                {% for cd in instance.media %}
+                    <div class="row mt-2">
+                        <a class="col-sm-3 col-form-label"
+                                name="details"
+                                title="{% trans "Details" %}"
+                                tabindex="0"
+                                data-trigger="focus"
+                                data-toggle="popover"
+                                data-html="true"
+                                data-content="<strong>{% trans 'Bus' %}:</strong> {{ cd.bus }} <br/>
+                                    <strong>{% trans 'Device' %}:</strong> {{ cd.dev }}">
+                            {% trans "CD-ROM" %} {{ forloop.counter }}
+                        </a>
+                        <div class="col-sm-9">
+                            {% if not cd.image %}
+                                <form action="{% url 'instances:mount_iso' instance.id %}" method="post">
+                                    {% csrf_token %}
+                                    <div class="input-group">
+                                        <select name="media" class="form-control">
+                                        {% if instance.media_iso %}
+                                            {% for iso in instance.media_iso %}
+                                                <option value="{{ iso }}">{{ iso }}</option>
+                                            {% endfor %}
+                                        {% else %}
+                                            <option value="none">{% trans "None" %}</option>
+                                        {% endif %}
+                                        </select>
+                                        <div class="input-group-append">
+                                        {% if instance.media_iso and allow_admin_or_not_template %}
+                                            <button type="submit" class="btn btn-sm btn-success float-left" name="mount_iso" value="{{ cd.dev }}">{% trans "Mount" %}</button>
+                                        {% else %}
+                                            <button class="btn btn-sm btn-success float-left disabled">{% trans "Mount" %}</button>
+                                        {% endif %}
+                                        {% if instance.status == 5 and allow_admin_or_not_template %}
+                                            <a  href="{% url 'instances:detach_cdrom' instance.id cd.dev %}" class="btn btn-sm btn-danger float-right" title="{% trans "Detach CD-ROM (remove device)" %}">
+                                                {% icon 'remove' %}
+                                            </a>
+                                        {% endif %}  
+                                        </div>
+                                    </div>
+                                </form>
+                            {% else %}
+                                <form action="{% url 'instances:unmount_iso' instance.id %}" method="post">
+                                    {% csrf_token %}
+                                    <div class="input-group">
+                                        <input type="text" class="form-control" value="{{ cd.image }}" disabled/>
+                                        <div class="input-group-append">
+                                            <input type="hidden" name="path" value="{{ cd.path }}">
+                                            {% if allow_admin_or_not_template %}
+                                                <button type="submit" class="btn btn-sm btn-success float-left" value="{{ cd.dev }}" name="umount_iso">{% trans "Unmount" %}</button>
+                                            {% else %}
+                                                <button class="btn btn-sm btn-success float-left disabled" value="{{ cd.dev }}" name="umount_iso">{% trans "Unmount" %}</button>
+                                            {% endif %}                                                       
+                                        </div>
+                                    </div>
+                                </form>
+                            {% endif %}
+                        </div>
+                    </div>
+                {% empty %}
+                    <div class="offset-3 col-sm-6">
+                        <div class="bg-light rounded shadow-sm">{% trans 'There is not any CD-ROM device.' %}</div>
+                    </div>
+                {% endfor %}
+                <div class="clearfix"></div>
+                <p class="font-weight-bold">
+                    {% trans "Instance Volume" %}
+                    {% include 'add_instance_volume.html' %}
+                </p>
+
+                <div class="col-12 col-sm-12">
+                    <div class="table-responsive">
+                        <table class="table table-hover mt-3">
+                            <thead>
+                                <tr>
+                                    <th scope="col">{% trans "Device" %}</th>
+                                    <th scope="col">{% trans "Used" %}</th>
+                                    <th scope="col">{% trans "Capacity" %}</th>
+                                    <th scope="col">{% trans "Storage" %}</th>
+                                    <th scope="col">{% trans "Source" %}</th>
+                                    <th scope="col">{% trans "Action" %}</th>
+                                </tr>
+                            </thead>
+                            <tbody>
+                            {% for disk in instance.disks %}
+                                    <tr>
+                                        <td>
+                                            <button type="submit" class="btn btn-sm btn-secondary"
+                                                    name="details{{ forloop.counter0 }}"
+                                                    title="{% trans "Details" %}"
+                                                    tabindex="0"
+                                                    data-trigger="focus"
+                                                    data-toggle="popover"
+                                                    data-html="true"
+                                                    data-content="<strong>Bus:</strong> {{ disk.bus }} <br/>
+                                                                    <strong>Format:</strong> {{ disk.format }} <br/>
+                                                                    <strong>Cache:</strong> {{ disk.cache }} <br/>
+                                                                    <strong>Serial:</strong> {{ disk.serial }} <br/>
+                                                                    <strong>Readonly:</strong> {{ disk.readonly }} <br/>
+                                                                    <strong>Shareable:</strong> {{ disk.shareable }}</br>
+                                                                    <strong>IO Mode:</strong> {{ disk.io }} <br/>
+                                                                    <strong>Discard:</strong> {{ disk.discard }} <br/>
+                                                                    <strong>Detect Zeroes:</strong> {{ disk.detect_zeroes }}">
+                                                <i class="fa fa-info"></i>
+                                            </button>
+                                            {{ disk.dev }}                                                            
+                                        </td>
+                                    {% if disk.storage is None %}
+                                        <td colspan="4">
+                                            <div class="alert alert-danger">
+                                                {% trans "Error getting disk info" %}
+                                            </div>
+                                        </td>
+                                    {% else %}
+                                        <td>{{ disk.used | filesizeformat}}</td>
+                                        <td>{{ disk.size | filesizeformat }}</td>
+                                        <td>{{ disk.storage }}</td>
+                                        <td>{{ disk.path }}</td>
+                                    {% endif %}
+                                        <td class="text-nowrap">
+                                            <form class="d-inline" action="{% url 'instances:edit_volume' instance.id %}" method="post" role="form" aria-label="Edit instance volume form">
+                                                {% csrf_token %}
+                                                <input type="hidden" name="path" value="{{ disk.path }}">
+                                                <input type="hidden" name="dev" value="{{ disk.dev }}">
+                                                <input type="hidden" name="storage" value="{{ disk.storage }}">
+                                                <input type="hidden" name="name" value="{{ disk.image }}">
+                                                {% include 'edit_instance_volume.html' with id=forloop.counter0 %}
+                                            </form>
+                                            <form class="d-inline" action="{% url 'instances:detach_vol' instance.id %}" method="post">
+                                                {% csrf_token %}
+                                                <input type="hidden" name="path" value="{{ disk.path }}">
+                                                <input type="hidden" name="dev" value="{{ disk.dev }}">
+                                                <input type="hidden" name="storage" value="{{ disk.storage }}">
+                                                <input type="hidden" name="name" value="{{ disk.image }}">
+                                                {% if instance.status == 5 %}
+                                                    <button type="submit" class="btn btn-sm btn-secondary" value="{{ disk.dev }}" title="{% trans "Detach" %}" onclick="return confirm('{% trans "Are you sure to detach volume?" %}')">
+                                                        {% icon 'eject' %}
+                                                    </button>
+                                                {% else %}
+                                                    <button class="btn btn-sm btn-secondary disabled" value="{{ disk.dev }}" title="{% trans "Detach" %}" onclick="return confirm('{% trans "Are you sure? This may lead data corruption!" %}')">
+                                                        {% icon 'eject' %}
+                                                    </button>
+                                                {% endif %}
+                                            </form>
+                                            <form class="d-inline" action="{% url 'instances:delete_vol' instance.id %}" method="post">
+                                                {% csrf_token %}
+                                                <input type="hidden" name="path" value="{{ disk.path }}">
+                                                <input type="hidden" name="dev" value="{{ disk.dev }}">
+                                                <input type="hidden" name="storage" value="{{ disk.storage }}">
+                                                <input type="hidden" name="name" value="{{ disk.image }}">
+                                                {% if instance.status == 5 %}
+                                                    <button type="submit" class="btn btn-sm btn-secondary" title="{% trans "Delete" %}" onclick="return confirm('{% trans "Are you sure to delete volume?" %}')">
+                                                        <i class="fa fa-trash"></i>
+                                                    </button>
+                                                {% else %}
+                                                    <button class="btn btn-sm btn-secondary disabled" title="{% trans "Delete" %}" onclick="return confirm('{% trans "Are you sure? This may lead data corruption!" %}')">
+                                                        <i class="fa fa-trash"></i>
+                                                    </button>
+                                                {% endif %}
+                                            </form>
+                                        </td>
+                                    </tr>
+                            {% endfor %}
+                            </tbody>
+                        </table>
+                    </div>
+                </div>
+            <div class="clearfix"></div>
+        </div>
+        <div role="tabpanel" class="tab-pane tab-pane-bordered" id="network">
+            <p>
+                {% trans "Add a network device" %}
+                {% include 'add_instance_network_block.html' %}
+            </p>
+
+            <div class="row mt-3">
+                <div class="col-lg-12 mt-3">
+                <h5 class="font-weight-bold">{% trans "Network Devices" %}</h5>
+                <table class="table">
+                    <thead>
+                    <tr>
+                        <th scope="col">{% trans 'Name' %}</th>
+                        <th scope="col" class="d-none d-table-cell d-sm-table-cell" colspan="6">{% trans 'Info' %}</th>
+                        <th scope="colgroup" class="d-none" colspan="2">{% trans 'Info' %}</th>
+                        <th scope="colgroup" colspan="2">{% trans 'Actions' %}</th>
+                    </tr>
+                    </thead>
+                    <tbody>
+                    {% for network in instance.networks %}
+                        <tr>
+                            <td rowspan="2">eth{{ forloop.counter0 }}({{ network.target|default:"no target" }})
+                                <form action="{% url 'instances:set_link_state' instance.id %}" method="post" aria-label="set instance link state form">
+                                    {% csrf_token %}
+                                    <input name="mac" value="{{ network.mac }}" hidden/>
+                                    <input name="set_link_state" value="{{ network.state }}" hidden/>
+                                    <input type="checkbox" {% if network.state == 'up' %} checked{% endif %} onclick='submit();' />
+                                    <strong>{% trans 'active' %}</strong>
+                                </form>
+                            </td>
+                            <th class="d-none d-table-cell d-sm-table-cell">{% trans 'MAC' %}</th>
+                            <td>{{ network.mac }}</td>
+                            <th scope="row" class="d-none d-table-cell d-sm-table-cell">{% trans 'Filter' %}</th>
+                            <td class="d-none d-table-cell">{{ network.filterref|default:"None" }}</td>
+                            <th scope="row" class="d-none d-table-cell d-sm-table-cell">{% trans 'Source' %}</th>
+                            <td>{{ network.nic }}</td>
+                            <td>
+                            <form action="{% url 'instances:change_network' instance.id %}" method="post" name="edit_network{{ forloop.counter0 }}" role="form">{% csrf_token %}
+                                <button data-target="#editInstanceNetwork{{ forloop.counter0 }}" type="button" class="btn btn-sm btn-primary"
+                                        title="{% trans "Edit NIC" %}" data-toggle="modal">
+                                        <span class="fa fa-edit" aria-hidden="true"></span>
+                                </button>
+
+                                <div class="modal fade" id="editInstanceNetwork{{ forloop.counter0 }}" role="dialog" aria-labelledby="editInstanceNetworkLabel" aria-hidden="true">
+                                    <div class="modal-dialog">
+                                        <div class="modal-content">
+                                            <div class="modal-header">
+                                                <h5 class="modal-title">{% trans "Edit Instance Network" %}</h5>
+                                                <button type="button" class="close" data-dismiss="modal" aria-hidden="true">&times;</button> 
+                                            </div>
+                                            <div class="modal-body">
+                                                <div class="container">
+                                                <div class="form-group row">
+                                                    <label class="col-form-label">{% trans "MAC" %}</label>
+                                                    <div class="input-group">
+                                                        <input class="form-control" type="text" value="{{ network.mac }}" readonly/>
+                                                        <input class="form-control" type="text" name="net-mac-{{ forloop.counter0 }}" value="{{ network.mac }}"/>
+                                                    </div>                                                                    
+                                                </div>
+                                                <div class="form-group row">
+                                                    <label class="col-form-label">{% trans "Net Source" %}</label>
+                                                    <div class="input-group">
+                                                        <input class="form-control" type="text" value="{{ network.nic }}" readonly/>
+                                                        <select class="form-control" name="net-source-{{ forloop.counter0 }}">
+                                                            {% for c_net in networks_host %}
+                                                                <option value="net:{{ c_net }}" {% if c_net == network.nic %} selected {% endif %}>{% trans 'Network' %} {{ c_net }}</option>
+                                                            {% endfor %}
+                                                            {% for c_iface in interfaces_host %}
+                                                                <option value="iface:{{ c_iface }}" {% if c_iface == network.nic %} selected {% endif %}>{% trans 'Interface' %} {{ c_iface }}</option>
+                                                            {% endfor %}
+                                                        </select>
+                                                    </div>                                      
+                                                </div>
+                                                <div class="form-group row">
+                                                    <label class="col-form-label">{% trans "NWFilter" %}</label>
+                                                    <div class="input-group">
+                                                        <input class="form-control" type="text" value="{{ network.filterref }}" readonly/>
+                                                        <select class="form-control" name="net-nwfilter-{{ forloop.counter0 }}">
+                                                            <option value="">{% trans "None" %}</option>
+                                                            {% for c_filters in nwfilters_host %}
+                                                                <option value="{{ c_filters }}" {% if c_filters == network.filterref  %} selected {% endif %}>{{ c_filters }}</option>
+                                                            {% endfor %}
+                                                        </select>
+                                                    </div>
+                                                </div>
+                                                <div class="form-group row">
+                                                    <label class="col-form-label">{% trans "Model" %} </label>
+                                                    <div class="input-group">
+                                                        <input class="form-control" type="text" value="{{ network.model }}" readonly/>
+                                                        <select class="form-control" name="net-model-{{ forloop.counter0 }}">
+                                                            {% for model in net_models_host %}
+                                                            <option value="{{ model }}" {% if model == network.model  %} selected {% endif %}>{{ model }}</option>
+                                                            {% endfor %}
+                                                        </select>
+                                                    </div>
+                                                </div>
+                                            </div>
+                                            </div>
+                                            <div class="modal-footer">
+                                                <button class="btn btn-secondary" data-dismiss="modal">{% trans 'Close' %}</button>
+                                                <button class="btn btn-success" name="change_network" title="{% trans "Apply network changes" %}">{% trans "Apply" %}</button>
+                                            </div>
+                                        </div>
+                                    </div>
+                                </div>
+                            </form>
+                            </td>
+                            <td align="right">
+                                <form action="{% url 'instances:delete_network' instance.id %}" method="post" name="delete_network" role="form">{% csrf_token %}
+                                    <button class="btn btn-sm btn-danger" value="{{ network.mac }}" name="delete_network" title="{% trans "Delete Device" %}"
+                                        onclick="return confirm('{% trans "Are you sure?" %}')">
+                                        <i class="fa fa-trash"></i>
+                                    </button>
+                                </form>
+                            </td>
+                        </tr>
+                        <tr>
+                            <th scope="row">{% trans 'IPv4' %}</th>
+                            <td>
+                                {% for ipv4 in network.ipv4|default:"unknown" %}{{ ipv4 }}{% endfor %}
+                            </td>
+                            <th scope="row">{% trans 'IPv6' %}</th>
+                            <td>
+                                {% for ipv6 in network.ipv6|default:"unknown" %}{{ ipv6 }}{% endfor %}
+                            </td>
+                            <th scope="row">{% trans 'Model' %}</th>
+                            <td>{{ network.model }}</td>
+                            <th>{% trans 'QoS' %}</th>
+                            <td class="d-flex justify-content-end">
+                                <form action="{% url 'instances:set_qos' instance.id %}" method="post" name="add_qos{{ forloop.counter0 }}" role="form" aria-label="Add network qos form">
+                                    {% csrf_token %}
+                                    <input type="text" name="net-mac-{{ forloop.counter0 }}" value="{{ network.mac }}" hidden/>
+                                    {% include 'add_network_qos.html' with id=forloop.counter0 %}
+                                </form>
+                            </td>
+                        </tr>
+                        <tr>
+                            <td class="bg-primary" colspan="9"></td>
+                        </tr>
+                    {% endfor %}
+                    </tbody>
+                </table>
+            </div>
+            </div>
+
+            {% if instance.qos %}
+            <div class="row mt-3">
+                <div class="col-sm-10">
+                    <p><strong>{% trans "QoS Configuration" %}</strong></p>
+                </div>
+                <div class="col-12 col-sm-12">
+                    <table class="table table-hover">
+                        <thead>
+                        <tr class="d-flex">
+                            <th scope="col" class="col-2">{% trans "MAC" %}/{% trans "Direction" %}</th>
+                            <th scope="col" class="col-2">{% trans "Average" %}</th>
+                            <th scope="col" class="col-3">{% trans "Peak" %}</th>
+                            <th scope="col" class="col-3">{% trans "Burst" %}</th>
+                            <th scope="col" class="col-2">{% trans "Actions" %}</th>
+                        </tr>
+                        </thead>
+                        <tbody>
+                        {% for q, attrs in instance.qos.items %}
+                            {% for att in attrs  %}
+                                <tr class="d-flex">
+                                    <form action="{% url 'instances:set_qos' instance.id %}" method="post" role="form" aria-label="Instance QoS configuration form">
+                                        {% csrf_token %}
+                                        <td class="col-2"><label class="col-form-label">{{ q }} {{ att.direction | capfirst }}</label></td>
+                                        <td class="col-2"><input id="qos_average" class="form-control" name="qos_average"
+                                                value="{{ att.average|default:'' }}"/>
+                                        </td>
+                                        <td class="col-3"><input id="qos_peak" class="form-control" name="qos_peak"
+                                                value="{{ att.peak|default:'' }}"/>
+                                        </td>
+                                        <td class="col-3"><input id="qos_burst" class="form-control" name="qos_burst"
+                                                value="{{ att.burst|default:'' }}"/>
+                                        </td>
+                                        <td class="col-sm-2">
+                                            <input name="qos_direction" value="{{ att.direction }}" hidden/>
+                                            <input name="net-mac" value="{{ q }}" hidden/>
+                                            <button type="submit" class="btn btn-sm btn-primary"
+                                                    name="set_qos" data-toggle="modal"
+                                                    title="{% trans "Edit QoS" %}" onclick="return confirm('{% trans "Are you sure?" %}')">
+                                                <i class="fa fa-save"></i>
+                                            </button>
+                                    </form>
+                                            <form action="{% url 'instances:unset_qos' instance.id %}" method="post" role="form" aria-label="Instance QoS configuration form">
+                                                {% csrf_token %}
+                                                <input name="qos_direction" value="{{ att.direction }}" hidden/>
+                                                <input name="net-mac" value="{{ q }}" hidden/>
+                                                <button type="submit" class="btn btn-sm btn-danger"
+                                                        name="unset_qos"
+                                                        title="{% trans "Delete QoS" %}" onclick="return confirm('{% trans "Are you sure?" %}')">
+                                                    <i class="fa fa-trash"></i>
+                                                </button>
+                                            </form>
+                                        </td>
+                                </tr>
+                            {% endfor %}
+                        {% endfor %}
+                        </tbody>
+                    </table>
+                </div>
+            </div>
+            {% endif %}
+            <div class="clearfix"></div>
+        </div>
+        <div role="tabpanel" class="tab-pane tab-pane-bordered" id="migrate">
+            <p>{% trans "For migration both host servers must have equal settings and OS type" %}</p>
+            <form action="{% url 'instances:migrate' instance.id %}" class="ml-3 form" method="post" role="form" aria-label="Migrate instance form">
+                {% csrf_token %}
+                <div class="form-group row">
+                    <label class="col-sm-3 col-form-label">{% trans "Original host" %}</label>
+                    <div class="col-sm-6">
+                        <label class="form-control" readonly="readonly">{{ compute.name }}</label>
+                    </div>
+                </div>
+                <div class="form-group row">
+                    <label class="col-sm-3 col-form-label">{% trans "Host migration" %}</label>
+                    <div class="col-sm-6">
+                        <select name="compute_id" class="custom-select">
+                            {% if computes_count != 1 %}
+                                {% for comp in computes %}
+                                    {% if comp.id != compute.id %}
+                                        <option value="{{ comp.id }}">{{ comp.name }}</option>
+                                    {% endif %}
+                                {% endfor %}
+                            {% endif %}
+                        </select>
+                    </div>
+                </div>
+                <div class="form-group row">
+                    <div class="col-sm-6 offset-3">
+                        <div class="custom-control custom-switch">
+                            <input class="custom-control-input" type="checkbox" name="live_migrate" value="true" id="vm_live_migrate" {% if instance.status != 5 %}checked{% else %}disabled{% endif %}>
+                            <label class="custom-control-label" for="vm_live_migrate">{% trans "Live migration" %}</label>
+                        </div>
+                    </div>
+                </div>
+                <div class="form-group row">
+                    <div class="col-sm-6 offset-3">
+                        <div class="custom-control custom-switch">
+                            <input class="custom-control-input" type="checkbox" name="unsafe_migrate" value="true" id="vm_unsafe_migrate">
+                            <label class="custom-control-label" for="vm_unsafe_migrate">{% trans "Unsafe migration" %}</label>
+                        </div>
+                    </div>
+                </div>
+                <div class="form-group row">
+                    <div class="col-sm-6 offset-3">
+                        <div class="custom-control custom-switch">
+                            <input class="custom-control-input" type="checkbox" name="xml_delete" value="true" id="xml_delete" checked>
+                            <label class="custom-control-label" for="xml_delete">{% trans "Delete original" %}</label>
+                        </div>
+                    </div>
+                </div>
+                <div class="form-group row">
+                    <div class="col-sm-6 offset-3">
+                        <div class="custom-control custom-switch">
+                            <input class="custom-control-input" type="checkbox" name="offline_migrate" value="true" id="offline_migrate" {% if instance.status == 5 %}checked{% else %}disabled{% endif %}>
+                            <label class="custom-control-label" for="offline_migrate">{% trans "Offline migration" %}</label>
+                        </div>
+                    </div>
+                </div>
+                <div class="form-group row">
+                    <div class="col-sm-6 offset-3">
+                        <div class="custom-control custom-switch">
+                            <input class="custom-control-input" type="checkbox" name="postcopy" value="true" id="postcopy" {% if instance.status != 1 %}disabled{% endif %}>
+                            <label class="custom-control-label" for="postcopy">{% trans "Post copy" %}</label>
+                        </div>
+                    </div>
+                </div>
+                <div class="form-group row">
+                    <div class="col-sm-6 offset-3">
+                        <div class="custom-control custom-switch">
+                            <input class="custom-control-input" type="checkbox" name="autoconverge" value="true" id="autoconverge" {% if instance.status != 1 %}disabled{% endif %}>
+                            <label class="custom-control-label" for="autoconverge" title="{% trans 'Forces CPU convergence during live migration' %}">{% trans "Auto converge" %}</label>
+                        </div>
+                    </div>
+                </div>
+                <div class="form-group row">
+                    <div class="col-sm-6 offset-3">
+                        <div class="custom-control custom-switch">
+                            <input class="custom-control-input" type="checkbox" name="compress" value="true" id="compress" {% if instance.status != 1 %}disabled{% endif %}>
+                            <label class="custom-control-label" for="compress" title="{% trans 'Compress instance memory for fast migration' %}">{% trans "Compressed" %}</label>
+                        </div>
+                    </div>
+                </div>
+                {% if computes_count != 1 %}
+                    <button type="submit" class="btn btn-lg btn-success float-right" name="migrate" onclick="showPleaseWaitDialog();">{% trans "Migrate" %}</button>
+                {% else %}
+                    <button class="btn btn-lg btn-success float-right disabled">{% trans "Migrate" %}</button>
+                {% endif %}
+            </form>
+            <div class="clearfix"></div>
+        </div>
+        <div role="tabpanel" class="tab-pane tab-pane-bordered" id="xmledit">
+            <p>{% trans "If you need to edit XML please Power Off the instance" %}</p>
+            <form action="{% url 'instances:change_xml' instance.id %}" method="post" role="form" aria-label="Edit instance XML form">
+                {% csrf_token %}
+                <div class="col-sm-12" id="xmlheight">
+                    <textarea id="editor">{{ instance.inst_xml }}</textarea>
+                </div>
+                {% if instance.status == 5 %}
+                    <input type="hidden" name="inst_xml">
+                    <button type="submit" class="btn btn-lg btn-success float-right" name="change_xml">
+                        {% trans "Change" %}
+                    </button>
+                {% else %}
+                    <button class="btn btn-lg btn-success float-right disabled">
+                        {% trans "Change" %}
+                    </button>
+                {% endif %}
+            </form>
+            <div class="clearfix"></div>
+        </div>
+        <div role="tabpanel" class="tab-pane tab-pane-bordered" id="users">
+            <div>
+            <p class="font-weight-bold">
+                {% trans "Instance owners" %}
+                {% include 'add_instance_owner_block.html' %}
+            </p>
+            </div>
+            <div class="table-responsive">
+                <table class="table table-striped sortable-theme-bootstrap mt-3" data-sortable>
+                    <tbody class="searchable">
+                    {% for userinstance in userinstances %}
+                        <tr>
+                            <td><a href="{% url 'account' userinstance.user.id %}">{{ userinstance.user }}</a></td>
+                            <td style="width:30px;">
+                                <a href="{% url 'user_instance_delete' userinstance.id %}?next={% url 'instances:instance' instance.id %}#users">
+                                    {% icon 'trash' %}
+                                </a>
+                            </td>
+                        </tr>
+                    {% endfor %}
+                    </tbody>
+                </table>
+            </div>
+            <div class="clearfix"></div>
+        </div>
+    {% endif %}
+    {% if request.user.is_superuser or request.user.is_staff or userinstance.is_vnc %}
+        <div role="tabpanel" class="tab-pane tab-pane-bordered" id="vncsettings">
+            <form method="post" action="{% url 'instances:update_console' instance.id %}">
+                {% csrf_token %}
+                {% if instance.status != 5 %}
+                    <div class="alert alert-warning">
+                        {% trans "To change console settings, shutdown the instance." %}
+                    </div>
+                {% endif %}
+                {% bootstrap_form console_form layout='horizontal' %}
+                <div class="float-right">
+                    {% if instance.status != 5 %}
+                        <button class="btn btn-success" name="set_console_type" disabled>{% trans "Update" %}</button>
+                    {% else %}
+                        <button type="submit" class="btn btn-success ">{% trans "Update" %}</button>
+                    {% endif %}
+                </div>
+            </form>
+            <div class="clearfix"></div>
+        </div>
+    {% endif %}
+        {% if perms.instances.clone_instances %}
+            <div role="tabpanel" class="tab-pane tab-pane-bordered" id="clone">
+                <p class="font-weight-bold">{% trans "Create a clone" %}</p>
+                <form class="form" action="{% url 'instances:clone' instance.id %}" method="post" role="form" aria-label="Create clone form">{% csrf_token %}
+                    <div class="form-group row">
+                        <label class="col-sm-3 col-form-label font-weight-normal">{% trans "Clone Name" %}</label>
+                        {% if request.user.is_superuser %}
+                            <div class="col-sm-6">
+                            <div class="input-group">
+                                    <input id="clone_name" type="text" class="form-control" name="name" value="{{ instance.name }}-clone"/>
+                                    <div class="input-group-append">
+                                        <button type="button" class="btn btn-success" name="guess-clone-name"
+                                                onclick="guess_clone_name()">{% trans "Guess" %}</button>
+                                    </div>
+                                </div>
+                            </div>
+                        {% elif app_settings.CLONE_INSTANCE_AUTO_NAME == 'True'%}
+                            <div class="col-sm-4">
+                                <input id="clone_instance_auto_name" type="text" class="form-control" name="auto_name" value="Automatic" disabled/>
+                            </div>
+                        {% else %}
+                            <div class="col-sm-4">
+                                <select id="select_clone_name" class="form-control" name="name" size="1">
+                                {% for name in clone_free_names %}
+                                    <option value="{{ name }}">{{ name }}</option>
+                                {% endfor %}
+                                </select>
+                            </div>
+                        {% endif %}
+                    </div>
+                    {% if request.user.is_superuser %}
+                        <label>{% trans "Network devices" %}:</label>
+                        {% for network in instance.networks %}
+                        <p>
+                            <div class="form-group row">
+                                <label class="col-sm-2 col-form-label offset-1">eth{{ forloop.counter0 }} ({{ network.nic }})</label>
+                                <div class="col-sm-6">
+                                <div class="input-group">
+                                        <input type="text" class="form-control" name="clone-net-mac-{{ forloop.counter0 }}" value="{{ network.mac }}"/>
+                                        <div class="input-group-append">
+                                            <button type="button" class="btn btn-success" name="random-mac-{{ forloop.counter0 }}"
+                                                    onclick="random_mac('clone-net-mac-{{ forloop.counter0 }}')">{% trans "Random" %}</button>
+                                            <button type="button" class="btn btn-success" name="guess-mac-{{ forloop.counter0 }}"
+                                                    onclick="guess_mac_address('#clone_name', {{ forloop.counter0 }})">{% trans "Guess" %}</button>
+                                        </div>
+                                    </div>
+                                </div>
+                            </div>
+                        </p>
+                        {% endfor %}
+                    {% else %}
+                        {% for network in instance.networks %}
+                            <input type="hidden" class="form-control" name="clone-net-mac-{{ forloop.counter0 }}" value="{{ network.mac }}"/>
+                        {% endfor %}
+                    {% endif %}
+                    {% if request.user.is_superuser %}
+                        <label>{% trans "Storage devices" %}:</label>
+                        {% for disk in instance.disks %}
+                            <div class="form-group row">
+                                <label class="col-sm-2 col-form-label offset-1">{{ disk.dev }} ({{ disk.storage }})</label>
+                                <div class="col-sm-6">
+                                <div class="input-group">
+                                        <input id="disk_name-{{ disk.dev }}" type="text" class="form-control" name="disk-{{ disk.dev }}" value="{{ disk.image }}"/>
+                                        {% if disk.format == 'qcow2' %}
+                                            <div class="input-group-append">
+                                                <span class="input-group-text" >{% trans 'Metadata' %}</span>
+                                                <div class="input-group-text">
+                                                    <input type="checkbox" name="meta-{{ disk.dev }}" value="true">
+                                                </div>
+                                            </div>
+                                        {% endif %}
+                                    </div>
+                                </div>
+                            </div>
+                        {% endfor %}
+                    {% else %}
+                        {% for disk in instance.disks %}
+                            <input id="disk_name-{{ disk.dev }}" type="hidden" class="form-control" name="disk-{{ disk.dev }}" value="{{ disk.image }}"/>
+                        {% endfor %}
+                    {% endif %}
+                    <div class="form-group row">
+                        <label class="col-sm-3 col-form-label">{% trans "Title" %}</label>
+                        <div class="col-sm-6">
+                            <input type="text" name="clone-title" class="form-control">
+                        </div>
+                    </div>
+                    <div class="form-group row">
+                        <label class="col-sm-3 col-form-label">{% trans "Description" %}</label>
+                        <div class="col-sm-6">
+                            <textarea name="clone-description" class="form-control"></textarea>
+                        </div>
+                    </div>
+                    {% if instance.status == 5 %}
+                        <button type="submit" class="btn btn-lg btn-success float-right" name="clone" onclick="showPleaseWaitDialog();">{% trans "Clone" %}</button>
+                    {% else %}
+                        <button class="btn btn-lg btn-success float-right disabled" name="clone">{% trans "Clone" %}</button>
+                    {% endif %}
+                </form>
+                <div class="clearfix"></div>
+            </div>
+            <div role="tabpanel" class="tab-pane tab-pane-bordered" id="options">
+                <p>{% trans "To set instance template name description, shutdown the instance." %}</p>
+                <form action="{% url 'instances:change_options' instance.id %}" method="post" role="form" aria-label="Set instance template name description form">{% csrf_token %}
+                    <div class="form-group row">
+                        <label class="col-sm-3 col-form-label">{% trans "Title" %}</label>
+                        <div class="col-sm-6">
+                            <input type="text" name="title" class="form-control" value="{{ instance.title }}">
+                        </div>
+                    </div>
+                    <div class="form-group row">
+                        <label class="col-sm-3 col-form-label">{% trans "Description" %}</label>
+                        <div class="col-sm-6">
+                            <textarea name="description" class="form-control">{{ instance.description }}</textarea>
+                        </div>
+                    </div>
+                    <div class="form-group row">
+                        <label class="col-sm-3 col-form-label">{% trans "Is template" %}</label>
+                        <div class="col-sm-6">
+                            <input type="checkbox"
+                                name="is_template"
+                                value="True"
+                                id="is_template"
+                                {% if instance.is_template %}checked{% endif %}
+                                {% if not request.user.is_superuser and not request.user.is_staff %}disabled{% endif %}>
+                        </div>
+                    </div>
+                    <div class="form-group row">
+                        <div class="offset-3 col-sm-6">
+                        {% if instance.status == 5 %}
+                            <button type="submit" class="btn btn-block btn-success" name="change_options">{% trans "Change" %}</button>
+                        {% else %}
+                            <button class="btn btn-block btn-success disabled" name="change_options">{% trans "Change" %}</button>
+                        {% endif %}
+                        </div>
+                    </div>
+                </form>
+            
+                <p class="font-weight-bold">{% trans "To set instance video model, shutdown the instance." %}</p>
+                <form action="{% url 'instances:set_video_model' instance.id %}" method="post" role="form" aria-label="Set instance video model form">{% csrf_token %}
+                    <div class="form-group row">
+                        <label for="video_model_select" class="col-sm-3 col-form-label">{% trans "Primary Video Model" %}</label>
+                        <div class="col-sm-6">
+                            <div class="input-group">
+                            <select id="video_model_select" class="custom-select" name="video_model">
+                                <option class="font-weight-bold" value="">{% trans "please choose" %}</option>
+                                {% for vmodel in instance.video_models %}
+                                    <option value="{{ vmodel }}"{% if vmodel == instance.video_model %} selected{% endif %}>{{ vmodel }}</option>
+                                {% endfor %}
+                            </select>
+                            <span class="input-group-btn">
+                                {% if instance.status == 5 %}
+                                <button type="submit" class="btn btn-success" name="set_video_model">{% trans "Set" %}</button>
+                                {% else %}
+                                <button class="btn btn-success disabled" name="set_video_model">{% trans "Set" %}</button>
+                                {% endif %}
+                            </span>
+                            </div>
+                        </div>
+                    </div>
+                </form>
+        
+                <p class="font-weight-bold">{% trans "To set instance vCPUs hotpluggable" %}</p>
+                <form  action="{% url 'instances:set_vcpu_hotplug' instance.id %}" method="post" role="form" aria-label="Set instance vCPUs hotpluggable form">{% csrf_token %}
+                    <div class="form-group row">
+                        <label for="vcpu_hotplug" class="col-sm-3 col-form-label">{% trans "vCPU Hot Plug" %}</label>
+                        <div class="col-sm-6">
+                            <div class="input-group">
+                            <select id="vcpu_hotplug" class="form-control" name="vcpu_hotplug">
+                                <option value="True" {% if instance.vcpus %} selected {% endif %}>{% trans 'Enabled' %}</option>
+                                <option value="False" {% if not instance.vcpus %} selected {% endif %}>{% trans 'Disabled' %}</option>
+                            </select>
+                            <span class="input-group-btn">
+                            {% if instance.status == 5 %}
+                                <button type="submit" class="btn btn-success" name="set_vcpu_hotplug">{% trans "Set" %}</button>
+                            {% else %}
+                                <button class="btn btn-success" name="set_vcpu_hotplug" disabled>{% trans "Set" %}</button>
+                            {% endif %}
+                            </span>
+                            </div>
+                        </div>
+                    </div>
+                </form>
+            
+                <p class="font-weight-bold">{% trans "To Enable/Disable Qemu Guest Agent. Status" %}:
+                {% if instance.status == 1 %}
+                    {% if instance.guest_agent_ready %}
+                        <label class="badge badge-success">{% trans 'Connected' %}</label>
+                    {% else %}
+                        <label class="badge badge-danger">{% trans 'Disconnected' %}</label>
+                    {% endif %}</p>
+                {% else %}
+                    <label class="badge badge-default">{% trans 'Unknown' %}</label>
+                {% endif %}
+                <form action="{% url 'instances:set_guest_agent' instance.id %}" method="post" role="form" aria-label="Enable/Disable Qemu Guest Agent form">{% csrf_token %}
+                    <div class="form-group row">
+                        <label for="guest_agent" class="col-sm-3 col-form-label">{% trans "Qemu Guest Agent" %}</label>
+                        <div class="col-sm-6">
+                            <div class="input-group">
+                            <select id="guest_agent" class="custom-select" name="guest_agent">
+                                <option value="True" {% if instance.guest_agent %} selected {% endif %}>{% trans 'Enabled' %}</option>
+                                <option value="False" {% if not instance.guest_agent %} selected {% endif %}>{% trans 'Disabled' %}</option>
+                            </select>
+                            <span class="input-group-btn">
+                                <button type="submit" class="btn btn-success" name="set_guest_agent">{% trans "Set" %}</button>
+                            </span>
+                            </div>
+                        </div>
+                    </div>
+                </form>
+                <div class="clearfix"></div>
+            </div>
+        {% endif %}
+        </div>
+    </div>
+</div>

instances/templates/instances/snapshots_tab.html

@@ -0,0 +1,91 @@
+{% load i18n %}
+{% load icons %}
+<div role="tabpanel" class="tab-pane" id="snapshots">
+    <div role="tabpanel">
+        <!-- Nav tabs -->
+        <ul class="nav nav-tabs" role="tablist" aria-label="Instance snapshot menu">
+            <li class="nav-item">
+                <a class="nav-link text-secondary active" href="#takesnapshot" aria-controls="takesnapshot" role="tab" data-toggle="tab">
+                    {% trans "Take Snapshot" %}
+                </a>
+            </li>
+            <li class="nav-item">
+                <a class="nav-link text-secondary" href="#managesnapshot" aria-controls="managesnapshot" role="tab" data-toggle="tab">
+                    {% trans "Manage Snapshots" %}
+                </a>
+            </li>
+        </ul>
+        <!-- Tab panes -->
+        <div class="tab-content">
+            <div role="tabpanel" class="tab-pane tab-pane-bordered active" id="takesnapshot">
+                {% if instance.status == 5 %}
+                    <p>{% trans "This may take more than an hour, depending on how much content is on your droplet and how large the disk is." %}</p>
+                    <form action="{% url 'instances:snapshot' instance.id %}" class="form-inline" method="post" role="form" aria-label="Create snapshot form">
+                        {% csrf_token %}
+                        <div class="form-group row">
+                            <div class="col-sm-12">
+                                <input type="text" class="form-control form-control-lg" name="name" placeholder="{% trans "Enter Snapshot Name" %}" maxlength="14">
+                            </div>
+                        </div>
+                        {% if instance.status == 5 %}
+                            <input type="submit" class="btn btn-lg btn-success float-right" name="snapshot" value="{% trans "Take Snapshot" %}">
+                        {% else %}
+                            <button class="btn btn-lg btn-success float-right disabled">{% trans "Take Snapshot" %}</button>
+                        {% endif %}
+                    </form>
+                    <div class="clearfix"></div>
+                {% else %}
+                    <p>{% trans "To take a snapshot please Power Off the instance." %}</p>
+                {% endif %}
+            </div>
+            <div role="tabpanel" class="tab-pane tab-pane-bordered" id="managesnapshot">
+                {% if instance.snapshots %}
+                    <p>{% trans "Choose a snapshot for restore/delete" %}</p>
+                    <div class="table-responsive">
+                        <table class="table">
+                            <thead>
+                                <th scope="col">{% trans "Name" %}</th>
+                                <th scope="col">{% trans "Date" %}</th>
+                                <th scope="colgroup" colspan="2">{% trans "Action" %}</th>
+                            </thead>
+                            <tbody>
+                            {% for snap in instance.snapshots %}
+                                <tr>
+                                    <td><strong>{{ snap.name }}</strong></td>
+                                    <td>{{ snap.date|date:"M d H:i:s" }}</td>
+                                    <td style="width:30px;">
+                                        <form action="{% url 'instances:revert_snapshot' instance.id %}" method="post" role="form" aria-label="Restore snapshot form">
+                                            {% csrf_token %}
+                                            <input type="hidden" name="name" value="{{ snap.name }}">
+                                            {% if instance.status == 5 %}
+                                                <button type="submit" class="btn btn-sm btn-secondary" name="revert_snapshot" title="{% trans 'Revert to this Snapshot' %}" onclick="return confirm('Are you sure?')">
+                                                        <span class="fa fa-download"></span>
+                                                </button>
+                                            {% else %}
+                                                <button type="button" class="btn btn-sm btn-secondary disabled"
+                                                        title="{% trans "To restore snapshots you need Power Off the instance." %}">
+                                                        <span class="fa fa-download"></span>
+                                                </button>
+                                            {% endif %}
+                                        </form>
+                                    </td>
+                                    <td style="width:30px;">
+                                        <form action="{% url 'instances:delete_snapshot' instance.id %}" method="post" role="form" aria-label="Delete snapshot form">{% csrf_token %}
+                                            <input type="hidden" name="name" value="{{ snap.name }}">
+                                            <button type="submit" class="btn btn-sm btn-danger" title="{% trans 'Delete Snapshot' %}" onclick="return confirm('{% trans "Are you sure?" %}')">
+                                                {% icon 'trash' %}
+                                            </button>
+                                        </form>
+                                    </td>
+                                </tr>
+                            {% endfor %}
+                            </tbody>
+                        </table>
+                    </div>
+                {% else %}
+                    <p>{% trans "You do not have any snapshots" %}</p>
+                {% endif %}
+            </div>
+        </div>
+    </div>
+</div>

instances/templates/instances/stats_tab.html

@@ -0,0 +1,116 @@
+{% load i18n %}
+<div role="tabpanel" class="tab-pane" id="graphics">
+    <div role="tabpanel">
+        <!-- Nav tabs -->
+        <ul class="nav nav-tabs" role="tablist" aria-label="Instance graphs and logs menu">
+            <li class="nav-item">
+                <a class="nav-link text-secondary active" href="#graphs" id="graphtab" aria-controls="graphs" role="tab" data-toggle="tab" aria-controls="graphs" aria-selected="true">
+                    {% trans "Real Time" %}
+                </a>
+            </li>
+            <li class="nav-item">
+                <a class="nav-link text-secondary" href="#logs" id="logtab" aria-controls="logs" role="tab" data-toggle="tab" aria-controls="logs" onclick='update_logs_table("{{ instance.name }}");'>
+                    {% trans "Logs" %}
+                </a>
+            </li>
+        </ul>
+        <!-- Tab panes -->
+        <div class="tab-content">
+            <div role="tabpanel" class="tab-pane tab-pane-bordered active" id="graphs">
+                <div class="mb-1 card border-success">
+                    <div class="card-header">
+                        <h5 class="card-title"><i class="fa fa-long-arrow-right"></i>
+                            {% trans "CPU Usage" %}</h5>
+                    </div>
+                    <div class="card-body">
+                        <div class="flot-chart">
+                            <div class="flot-chart-content" id="flot-moving-line-chart">
+                                <canvas id="cpuChart" width="735" height="160"></canvas>
+                            </div>
+                        </div>
+                    </div>
+                </div>
+                <div class="mb-1 card border-danger">
+                    <div class="card-header">
+                        <h5 class="card-title"><i class="fa fa-long-arrow-right"></i>
+                            {% trans "Memory Usage" %}</h5>
+                    </div>
+                    <div class="card-body">
+                        <div class="flot-chart">
+                            <div class="flot-chart-content" id="flot-moving-line-chart">
+                                <canvas id="memChart" width="735" height="160"></canvas>
+                            </div>
+                        </div>
+                    </div>
+                </div>
+                {% for net in instance.networks %}
+                <div class="mb-1 card border-info">
+                    <div class="card-header">
+                        <h5 class="card-title"><i class="fa fa-long-arrow-right"></i>
+                            {% trans "Bandwidth Device" %}: eth{{ forloop.counter0 }}</h5>
+                    </div>
+                    <div class="card-body">
+                        <div class="flot-chart">
+                            <div class="flot-chart-content" id="flot-moving-line-chart">
+                                <canvas id="netEth{{ forloop.counter0 }}Chart" width="735" height="160"></canvas>
+                            </div>
+                        </div>
+                    </div>
+                </div>
+                {% endfor %}
+                {% for disk in instance.disks %}
+                <div class="mb-1 card border-warning">
+                    <div class="card-header">
+                        <h5 class="card-title"><i class="fa fa-long-arrow-right"></i>
+                            {% trans "Disk I/O device" %}: {{ disk.dev }}</h5>
+                    </div>
+                    <div class="card-body">
+                        <div class="flot-chart">
+                            <div class="flot-chart-content" id="flot-moving-line-chart">
+                                <canvas id="blk{{ disk.dev }}Chart" width="735" height="160"></canvas>
+                            </div>
+                        </div>
+                    </div>
+                </div>
+                {% endfor %}
+                <div class="clearfix"></div>
+            </div>
+            <div role="tabpanel" class="tab-pane tab-pane-bordered" id="logs">
+                <div class="table-responsive">
+                    <table class="table table-striped sortable-theme-bootstrap" id="logs_table" data-sortable>
+                        <thead>
+                            <tr>
+                                <th scope="col">{% trans "Date" %}</th>
+                                <th scope="col">{% trans "User" %}</th>
+                                <th scope="col">{% trans "Message" %}</th>
+                            </tr>
+                        </thead>
+                        <tbody class="searchable">
+                            <tr>
+                                <td colspan="3"><i>{% trans 'None' %}...</i></td>
+                            </tr>
+                        </tbody>
+                    </table>
+                </div>
+                <div class="clearfix"></div>
+            </div>
+        </div>
+    </div>
+</div>
+<script>
+    function update_logs_table(vname) {
+        // TODO
+        logurl = "{% url 'vm_logs' 1 %}".replace(1, vname);
+        $.getJSON(logurl, function(data) {
+            var logs = "";
+            $.each(data, function(id) {
+                row = data[id];
+                // console.log(row);
+                logs += '<tr><td style="width:150px">'+row['date']+'</td>';
+                logs += '<td>'+row['user']+'</td>';
+                logs += '<td>'+row['message']+'</td></tr>';
+            });
+            $("#logs_table > tbody").html(logs);
+        });
+    }
+</script>

instances/tests.py

@@ -1,3 +1,478 @@
+import tempfile
+
+from django.shortcuts import reverse
 from django.test import TestCase
 
-# Create your tests here.
+from computes.models import Compute
+
+from .models import Instance
+
+
+class InstancesTestCase(TestCase):
+    def setUp(self):
+        self.client.login(username='admin', password='admin')
+        Compute(
+            name='local',
+            hostname='localhost',
+            login='',
+            password='',
+            details='local',
+            type=4,
+        ).save()
+
+    def test_index(self):
+        response = self.client.get(reverse('instances:index'))
+        # with open('index.html', 'wb') as f:
+        #     f.write(response.content)
+        self.assertEqual(response.status_code, 200)
+
+    def test_create_select_type(self):
+        response = self.client.get(reverse('instances:create_instance_select_type', args=[1]))
+        self.assertEqual(response.status_code, 200)
+
+    def test_instance(self):
+        compute = Compute.objects.get(pk=1)
+
+        # create volume
+        response = self.client.post(
+            reverse('create_volume', args=[compute.id, 'default']),
+            {
+                'name': 'test',
+                'format': 'qcow2',
+                'size': '1',
+                'meta_prealloc': False,
+            },
+        )
+        self.assertRedirects(response, reverse('storage', args=[compute.id, 'default']))
+
+        # create instance
+        response = self.client.get(reverse('instances:create_instance', args=[compute.id, 'x86_64', 'q35']))
+        self.assertEqual(response.status_code, 200)
+
+        response = self.client.post(
+            reverse('instances:create_instance', args=[compute.id, 'x86_64', 'q35']),
+            {
+                'name': 'test',
+                'firmware': 'BIOS',
+                'vcpu': 1,
+                'vcpu_mode': 'host-model',
+                'memory': 512,
+                'device0': 'disk',
+                'bus0': 'virtio',
+                'images': 'test.qcow2',
+                'storage-control': 'default',
+                'image-control': 'test.qcow2',
+                'networks': 'default',
+                'network-control': 'default',
+                'cache_mode': 'directsync',
+                'nwfilter': '',
+                'graphics': 'spice',
+                'video': 'vga',
+                'listener_addr': '0.0.0.0',
+                'console_pass': '',
+                'qemu_ga': False,
+                'virtio': True,
+                'create': True,
+            },
+        )
+        self.assertEqual(response.status_code, 302)
+
+        instance: Instance = Instance.objects.get(pk=1)
+        self.assertEqual(instance.name, 'test')
+
+        # get instance page
+        response = self.client.get(reverse('instances:instance', args=[instance.id]))
+        self.assertEqual(response.status_code, 200)
+
+        # resize cpu
+        self.assertEqual(instance.vcpu, 1)
+        self.assertEqual(instance.cur_vcpu, 1)
+
+        response = self.client.post(reverse('instances:resizevm_cpu', args=[instance.id]), {'vcpu': 4, 'cur_vcpu': 2})
+        self.assertRedirects(response, reverse('instances:instance', args=[instance.id]) + '#resize')
+
+        # reset cached properties
+        del instance.vcpu
+        del instance.cur_vcpu
+        self.assertEqual(instance.vcpu, 4)
+        self.assertEqual(instance.cur_vcpu, 2)
+
+        # resize memory
+        self.assertEqual(instance.memory, 512)
+        self.assertEqual(instance.cur_memory, 512)
+
+        response = self.client.post(reverse('instances:resize_memory', args=[instance.id]), {
+            'memory': 2048,
+            'cur_memory': 1024
+        })
+        self.assertRedirects(response, reverse('instances:instance', args=[instance.id]) + '#resize')
+
+        del instance.memory
+        del instance.cur_memory
+        self.assertEqual(instance.memory, 2048)
+        self.assertEqual(instance.cur_memory, 1024)
+
+        # resize disk
+        self.assertEqual(instance.disks[0]['size'], 1024**3)
+
+        response = self.client.post(reverse('instances:resize_disk', args=[instance.id]), {
+            'disk_size_vda': '2.0 GB',
+        })
+        self.assertRedirects(response, reverse('instances:instance', args=[instance.id]) + '#resize')
+
+        del instance.disks
+        self.assertEqual(instance.disks[0]['size'], 2 * 1024**3)
+
+        # add new volume
+        self.assertEqual(len(instance.disks), 1)
+
+        response = self.client.post(
+            reverse('instances:add_new_vol', args=[instance.id]),
+            {
+                'storage': 'default',
+                'name': 'test2',
+                'size': 1,
+            },
+            HTTP_REFERER=reverse('index'),
+        )
+        self.assertEqual(response.status_code, 302)
+
+        del instance.disks
+        self.assertEqual(len(instance.disks), 2)
+
+        # delete volume from instance
+        response = self.client.post(
+            reverse('instances:delete_vol', args=[instance.id]),
+            {
+                'storage': 'default',
+                'dev': 'vdb',
+                'name': 'test2.qcow2',
+            },
+            HTTP_REFERER=reverse('index'),
+        )
+        self.assertEqual(response.status_code, 302)
+
+        del instance.disks
+        self.assertEqual(len(instance.disks), 1)
+
+        # detach volume
+        response = self.client.post(
+            reverse('instances:detach_vol', args=[instance.id]),
+            {
+                'dev': 'vda',
+            },
+            HTTP_REFERER=reverse('index'),
+        )
+        self.assertEqual(response.status_code, 302)
+
+        del instance.disks
+        self.assertEqual(len(instance.disks), 0)
+
+        # add existing volume
+        response = self.client.post(
+            reverse('instances:add_existing_vol', args=[instance.id]),
+            {
+                'selected_storage': 'default',
+                'vols': 'test.qcow2',
+            },
+            HTTP_REFERER=reverse('index'),
+        )
+        self.assertEqual(response.status_code, 302)
+
+        del instance.disks
+        self.assertEqual(len(instance.disks), 1)
+
+        # edit volume
+        response = self.client.post(
+            reverse('instances:edit_volume', args=[instance.id]),
+            {
+                'vol_path': '/var/lib/libvirt/images/test.qcow2',
+                # 'vol_shareable': False,
+                # 'vol_readonly': False,
+                'vol_bus': 'virtio',
+                'vol_bus_old': 'virtio',
+                'vol_format': 'qcow2',
+                'dev': 'vda',
+                'edit_volume': True
+            },
+            HTTP_REFERER=reverse('index'),
+        )
+        self.assertEqual(response.status_code, 302)
+
+        # add media device
+        self.assertEqual(len(instance.media), 1)
+
+        response = self.client.post(
+            reverse('instances:add_cdrom', args=[instance.id]),
+            {
+                'bus': 'sata',
+            },
+            HTTP_REFERER=reverse('index'),
+        )
+        self.assertEqual(response.status_code, 302)
+
+        del instance.media
+        self.assertEqual(len(instance.media), 2)
+
+        # create dummy iso
+        # with tempfile.NamedTemporaryFile() as f:
+        #     f.write(b'\x00' * 1024**2)
+
+        #     response = self.client.post(
+        #         reverse('storage', args=[instance.compute.id, 'default']),
+        #         {
+        #             'iso_upload': True,
+        #             'file': f
+        #         },
+        #     )
+
+        # remove media device
+        response = self.client.post(
+            reverse('instances:detach_cdrom', args=[instance.id, 'sda']),
+            {},
+            HTTP_REFERER=reverse('index'),
+        )
+        self.assertEqual(response.status_code, 302)
+
+        del instance.media
+        self.assertEqual(len(instance.media), 1)
+
+        # snapshots
+        self.assertEqual(len(instance.snapshots), 0)
+
+        response = self.client.post(
+            reverse('instances:snapshot', args=[instance.id]),
+            {
+                'name': 'test',
+            },
+            HTTP_REFERER=reverse('index'),
+        )
+        self.assertEqual(response.status_code, 302)
+
+        del instance.snapshots
+        self.assertEqual(len(instance.snapshots), 1)
+
+        response = self.client.post(
+            reverse('instances:revert_snapshot', args=[instance.id]),
+            {
+                'name': 'test',
+            },
+            HTTP_REFERER=reverse('index'),
+        )
+        self.assertEqual(response.status_code, 302)
+
+        response = self.client.post(
+            reverse('instances:delete_snapshot', args=[instance.id]),
+            {
+                'name': 'test',
+            },
+            HTTP_REFERER=reverse('index'),
+        )
+        self.assertEqual(response.status_code, 302)
+
+        del instance.snapshots
+        self.assertEqual(len(instance.snapshots), 0)
+
+        # autostart
+        self.assertEqual(instance.autostart, 0)
+
+        response = self.client.post(
+            reverse('instances:set_autostart', args=[instance.id]),
+            {},
+            HTTP_REFERER=reverse('index'),
+        )
+        self.assertEqual(response.status_code, 302)
+
+        del instance.autostart
+        self.assertEqual(instance.autostart, 1)
+
+        response = self.client.post(
+            reverse('instances:unset_autostart', args=[instance.id]),
+            {},
+            HTTP_REFERER=reverse('index'),
+        )
+        self.assertEqual(response.status_code, 302)
+
+        del instance.autostart
+        self.assertEqual(instance.autostart, 0)
+
+        # bootmenu
+        self.assertEqual(instance.bootmenu, True)
+
+        response = self.client.post(
+            reverse('instances:unset_bootmenu', args=[instance.id]),
+            {},
+            HTTP_REFERER=reverse('index'),
+        )
+        self.assertEqual(response.status_code, 302)
+
+        del instance.bootmenu
+        self.assertEqual(instance.bootmenu, False)
+
+        response = self.client.post(
+            reverse('instances:set_bootmenu', args=[instance.id]),
+            {},
+            HTTP_REFERER=reverse('index'),
+        )
+        self.assertEqual(response.status_code, 302)
+
+        del instance.bootmenu
+        self.assertEqual(instance.bootmenu, True)
+
+        # guest agent
+
+        self.assertEqual(instance.guest_agent, False)
+
+        response = self.client.post(
+            reverse('instances:set_guest_agent', args=[instance.id]),
+            {'guest_agent': True},
+            HTTP_REFERER=reverse('index'),
+        )
+        self.assertEqual(response.status_code, 302)
+
+        del instance.guest_agent
+        self.assertEqual(instance.guest_agent, True)
+
+        response = self.client.post(
+            reverse('instances:set_guest_agent', args=[instance.id]),
+            {'guest_agent': False},
+            HTTP_REFERER=reverse('index'),
+        )
+        self.assertEqual(response.status_code, 302)
+
+        del instance.guest_agent
+        self.assertEqual(instance.guest_agent, False)
+
+        # video model
+        self.assertEqual(instance.video_model, 'vga')
+
+        response = self.client.post(
+            reverse('instances:set_video_model', args=[instance.id]),
+            {'video_model': 'virtio'},
+            HTTP_REFERER=reverse('index'),
+        )
+        self.assertEqual(response.status_code, 302)
+
+        del instance.video_model
+        self.assertEqual(instance.video_model, 'virtio')
+
+        # console
+        response = self.client.post(
+            reverse('instances:update_console', args=[instance.id]),
+            {
+                'type': 'spice',
+                'listen_on': '0.0.0.0',
+                'password': '',
+                'keymap': 'auto'
+            },
+            HTTP_REFERER=reverse('index'),
+        )
+        self.assertEqual(response.status_code, 302)
+
+        # poweron
+        self.assertEqual(instance.status, 5)
+
+        response = self.client.get(reverse('instances:poweron', args=[instance.id]), HTTP_REFERER=reverse('index'))
+        self.assertEqual(response.status_code, 302)
+
+        del instance.status
+
+        self.assertEqual(instance.status, 1)
+
+        # status
+        response = self.client.get(reverse('instances:status', args=[instance.id]))
+        self.assertEqual(response.status_code, 200)
+
+        # stats
+        response = self.client.get(reverse('instances:stats', args=[instance.id]))
+        self.assertEqual(response.status_code, 200)
+
+        # guess_mac_address
+        response = self.client.get(reverse('instances:guess_mac_address', args=[instance.name]))
+        self.assertEqual(response.status_code, 200)
+
+        # random_mac_address
+        response = self.client.get(reverse('instances:random_mac_address'))
+        self.assertEqual(response.status_code, 200)
+
+        # random_mac_address
+        response = self.client.get(reverse('instances:guess_clone_name'))
+        self.assertEqual(response.status_code, 200)
+
+        # guess_mac_address
+        response = self.client.get(reverse('instances:check_instance', args=[instance.name]))
+        self.assertEqual(response.status_code, 200)
+
+        # sshkeys
+        response = self.client.get(reverse('instances:sshkeys', args=[instance.name]))
+        self.assertEqual(response.status_code, 200)
+
+        # suspend
+        response = self.client.get(reverse('instances:suspend', args=[instance.id]), HTTP_REFERER=reverse('index'))
+        self.assertEqual(response.status_code, 302)
+
+        del instance.status
+        self.assertEqual(instance.status, 3)
+
+        # resume
+        response = self.client.get(reverse('instances:resume', args=[instance.id]), HTTP_REFERER=reverse('index'))
+        self.assertEqual(response.status_code, 302)
+
+        del instance.status
+        self.assertEqual(instance.status, 1)
+
+        # poweroff
+        response = self.client.get(reverse('instances:poweroff', args=[instance.id]), HTTP_REFERER=reverse('index'))
+        self.assertEqual(response.status_code, 302)
+
+        # as no OS is installed ACPI won't work
+        del instance.status
+        self.assertEqual(instance.status, 1)
+
+        # powercycle
+        response = self.client.get(reverse('instances:powercycle', args=[instance.id]), HTTP_REFERER=reverse('index'))
+        self.assertEqual(response.status_code, 302)
+        self.assertEqual(instance.status, 1)
+
+        # force_off
+        response = self.client.get(reverse('instances:force_off', args=[instance.id]), HTTP_REFERER=reverse('index'))
+        self.assertEqual(response.status_code, 302)
+
+        del instance.status
+        self.assertEqual(instance.status, 5)
+
+        # delete started instance with disks
+        instance.proxy.start()
+        del instance.status
+        self.assertEqual(instance.status, 1)
+
+        response = self.client.post(
+            reverse('instances:destroy', args=[instance.id]),
+            {'delete_disk': True},
+            HTTP_REFERER=reverse('index'),
+        )
+        self.assertRedirects(response, reverse('instances', args=[compute.id]))
+
+        # # create volume
+        # response = self.client.post(
+        #     reverse('create_volume', args=[compute.id, 'default']),
+        #     {
+        #         'name': 'test3',
+        #         'format': 'qcow2',
+        #         'size': '1',
+        #         'meta_prealloc': False,
+        #     },
+        # )
+        # self.assertRedirects(response, reverse('storage', args=[compute.id, 'default']))
+
+        # # delete volume
+        # response = self.client.post(
+        #     reverse('instances:delete_vol', args=[instance.id]),
+        #     {
+        #         'storage': 'default',
+        #         'dev': 'vdb',
+        #         'name': 'test3.qcow2',
+        #     },
+        #     HTTP_REFERER=reverse('index'),
+        # )
+        # self.assertEqual(response.status_code, 302)

instances/urls.py

@@ -5,10 +5,62 @@ from . import views
 app_name = 'instances'
 
 urlpatterns = [
-    path('', views.allinstances, name='index'),
-    path('<int:compute_id>/<vname>/', views.instance, name='instance'),
-    path('statistics/<int:compute_id>/<vname>/', views.inst_graph, name='inst_graph'),
-    path('status/<int:compute_id>/<vname>/', views.inst_status, name='inst_status'),
+    path('', views.index, name='index'),
+    path('flavor/create/', views.flavor_create, name='flavor_create'),
+    path('flavor/<int:pk>/update/', views.flavor_update, name='flavor_update'),
+    path('flavor/<int:pk>/delete/', views.flavor_delete, name='flavor_delete'),
+    path('<int:pk>/', views.instance, name='instance'),
+    path('<int:pk>/poweron/', views.poweron, name='poweron'),
+    path('<int:pk>/powercycle/', views.powercycle, name='powercycle'),
+    path('<int:pk>/poweroff/', views.poweroff, name='poweroff'),
+    path('<int:pk>/suspend/', views.suspend, name='suspend'),
+    path('<int:pk>/resume/', views.resume, name='resume'),
+    path('<int:pk>/force_off/', views.force_off, name='force_off'),
+    path('<int:pk>/destroy/', views.destroy, name='destroy'),
+    path('<int:pk>/migrate/', views.migrate, name='migrate'),
+    path('<int:pk>/status/', views.status, name='status'),
+    path('<int:pk>/stats/', views.stats, name='stats'),
+    path('<int:pk>/rootpasswd/', views.set_root_pass, name='rootpasswd'),
+    path('<int:pk>/add_public_key/', views.add_public_key, name='add_public_key'),
+    path('<int:pk>/resizevm_cpu/', views.resizevm_cpu, name='resizevm_cpu'),
+    path('<int:pk>/resize_memory/', views.resize_memory, name='resize_memory'),
+    path('<int:pk>/resize_disk/', views.resize_disk, name='resize_disk'),
+    path('<int:pk>/add_new_vol/', views.add_new_vol, name='add_new_vol'),
+    path('<int:pk>/delete_vol/', views.delete_vol, name='delete_vol'),
+    path('<int:pk>/add_owner/', views.add_owner, name='add_owner'),
+    path('<int:pk>/add_existing_vol/', views.add_existing_vol, name='add_existing_vol'),
+    path('<int:pk>/edit_volume/', views.edit_volume, name='edit_volume'),
+    path('<int:pk>/detach_vol/', views.detach_vol, name='detach_vol'),
+    path('<int:pk>/add_cdrom/', views.add_cdrom, name='add_cdrom'),
+    path('<int:pk>/detach_cdrom/<str:dev>/', views.detach_cdrom, name='detach_cdrom'),
+    path('<int:pk>/unmount_iso/', views.unmount_iso, name='unmount_iso'),
+    path('<int:pk>/mount_iso/', views.mount_iso, name='mount_iso'),
+    path('<int:pk>/snapshot/', views.snapshot, name='snapshot'),
+    path('<int:pk>/delete_snapshot/', views.delete_snapshot, name='delete_snapshot'),
+    path('<int:pk>/revert_snapshot/', views.revert_snapshot, name='revert_snapshot'),
+    path('<int:pk>/set_vcpu/', views.set_vcpu, name='set_vcpu'),
+    path('<int:pk>/set_vcpu_hotplug/', views.set_vcpu_hotplug, name='set_vcpu_hotplug'),
+    path('<int:pk>/set_autostart/', views.set_autostart, name='set_autostart'),
+    path('<int:pk>/unset_autostart/', views.unset_autostart, name='unset_autostart'),
+    path('<int:pk>/set_bootmenu/', views.set_bootmenu, name='set_bootmenu'),
+    path('<int:pk>/unset_bootmenu/', views.unset_bootmenu, name='unset_bootmenu'),
+    path('<int:pk>/set_bootorder/', views.set_bootorder, name='set_bootorder'),
+    path('<int:pk>/change_xml/', views.change_xml, name='change_xml'),
+    path('<int:pk>/set_guest_agent/', views.set_guest_agent, name='set_guest_agent'),
+    path('<int:pk>/set_video_model/', views.set_video_model, name='set_video_model'),
+    path('<int:pk>/change_network/', views.change_network, name='change_network'),
+    path('<int:pk>/add_network/', views.add_network, name='add_network'),
+    path('<int:pk>/delete_network/', views.delete_network, name='delete_network'),
+    path('<int:pk>/set_link_state/', views.set_link_state, name='set_link_state'),
+    path('<int:pk>/set_qos/', views.set_qos, name='set_qos'),
+    path('<int:pk>/unset_qos/', views.unset_qos, name='unset_qos'),
+    path('<int:pk>/del_owner/', views.del_owner, name='del_owner'),  # no links to this one???
+    path('<int:pk>/clone/', views.clone, name='clone'),
+    path('<int:pk>/update_console/', views.update_console, name='update_console'),
+    path('<int:pk>/change_options/', views.change_options, name='change_options'),
+    path('<int:pk>/getvvfile/', views.getvvfile, name='getvvfile'),  # no links to this one???
+    path('create/<int:compute_id>/', views.create_instance_select_type, name='create_instance_select_type'),
+    path('create/<int:compute_id>/<str:arch>/<str:machine>/', views.create_instance, name='create_instance'),
     path('guess_mac_address/<vname>/', views.guess_mac_address, name='guess_mac_address'),
     path('guess_clone_name/', views.guess_clone_name, name='guess_clone_name'),
     path('random_mac_address/', views.random_mac_address, name='random_mac_address'),

instances/utils.py

@@ -0,0 +1,361 @@
+import os
+import random
+import string
+from collections import OrderedDict
+
+from django.conf import settings
+from django.contrib.auth.models import User
+from django.utils.translation import ugettext_lazy as _
+
+from accounts.models import UserInstance
+from appsettings.settings import app_settings
+from logs.views import addlogmsg
+from vrtManager.connection import connection_manager
+from vrtManager.hostdetails import wvmHostDetails
+from vrtManager.instance import wvmInstance, wvmInstances
+
+from .models import Instance
+
+
+def filesizefstr(size_str):
+    if size_str == '':
+        return 0
+    size_str = size_str.upper().replace("B", "")
+    if size_str[-1] == 'K':
+        return int(float(size_str[:-1])) << 10
+    elif size_str[-1] == 'M':
+        return int(float(size_str[:-1])) << 20
+    elif size_str[-1] == 'G':
+        return int(float(size_str[:-1])) << 30
+    elif size_str[-1] == 'T':
+        return int(float(size_str[:-1])) << 40
+    elif size_str[-1] == 'P':
+        return int(float(size_str[:-1])) << 50
+    else:
+        return int(float(size_str))
+
+
+def get_clone_free_names(size=10):
+    prefix = app_settings.CLONE_INSTANCE_DEFAULT_PREFIX
+    free_names = []
+    existing_names = [i.name for i in Instance.objects.filter(name__startswith=prefix)]
+    index = 1
+    while len(free_names) < size:
+        new_name = prefix + str(index)
+        if new_name not in existing_names:
+            free_names.append(new_name)
+        index += 1
+    return free_names
+
+
+def check_user_quota(user, instance, cpu, memory, disk_size):
+    ua = user.userattributes
+    msg = ""
+
+    if user.is_superuser:
+        return msg
+
+    quota_debug = app_settings.QUOTA_DEBUG
+
+    user_instances = UserInstance.objects.filter(user=user, instance__is_template=False)
+    instance += user_instances.count()
+    for usr_inst in user_instances:
+        if connection_manager.host_is_up(
+                usr_inst.instance.compute.type,
+                usr_inst.instance.compute.hostname,
+        ):
+            conn = wvmInstance(
+                usr_inst.instance.compute.hostname,
+                usr_inst.instance.compute.login,
+                usr_inst.instance.compute.password,
+                usr_inst.instance.compute.type,
+                usr_inst.instance.name,
+            )
+            cpu += int(conn.get_vcpu())
+            memory += int(conn.get_memory())
+            for disk in conn.get_disk_devices():
+                if disk['size']:
+                    disk_size += int(disk['size']) >> 30
+
+    if ua.max_instances > 0 and instance > ua.max_instances:
+        msg = "instance"
+        if quota_debug:
+            msg += f" ({instance} > {ua.max_instances})"
+    if ua.max_cpus > 0 and cpu > ua.max_cpus:
+        msg = "cpu"
+        if quota_debug:
+            msg += f" ({cpu} > {ua.max_cpus})"
+    if ua.max_memory > 0 and memory > ua.max_memory:
+        msg = "memory"
+        if quota_debug:
+            msg += f" ({memory} > {ua.max_memory})"
+    if ua.max_disk_size > 0 and disk_size > ua.max_disk_size:
+        msg = "disk"
+        if quota_debug:
+            msg += f" ({disk_size} > {ua.max_disk_size})"
+    return msg
+
+
+def get_new_disk_dev(media, disks, bus):
+    existing_disk_devs = []
+    existing_media_devs = []
+    if bus == "virtio":
+        dev_base = "vd"
+    elif bus == "ide":
+        dev_base = "hd"
+    elif bus == "fdc":
+        dev_base = "fd"
+    else:
+        dev_base = "sd"
+
+    if disks:
+        existing_disk_devs = [disk['dev'] for disk in disks]
+
+    # cd-rom bus could be virtio/sata, because of that we should check it also
+    if media:
+        existing_media_devs = [m['dev'] for m in media]
+
+    for al in string.ascii_lowercase:
+        dev = dev_base + al
+        if dev not in existing_disk_devs and dev not in existing_media_devs:
+            return dev
+    raise Exception(_('None available device name'))
+
+
+def get_network_tuple(network_source_str):
+    network_source_pack = network_source_str.split(":", 1)
+    if len(network_source_pack) > 1:
+        return network_source_pack[1], network_source_pack[0]
+    else:
+        return network_source_pack[0], 'net'
+
+
+def migrate_instance(
+    new_compute,
+    instance,
+    user,
+    live=False,
+    unsafe=False,
+    xml_del=False,
+    offline=False,
+    autoconverge=False,
+    compress=False,
+    postcopy=False,
+):
+    status = connection_manager.host_is_up(new_compute.type, new_compute.hostname)
+    if not status:
+        return
+    if new_compute == instance.compute:
+        return
+    try:
+        conn_migrate = wvmInstances(
+            new_compute.hostname,
+            new_compute.login,
+            new_compute.password,
+            new_compute.type,
+        )
+
+        autostart = instance.autostart
+        conn_migrate.moveto(
+            instance.proxy,
+            instance.name,
+            live,
+            unsafe,
+            xml_del,
+            offline,
+            autoconverge,
+            compress,
+            postcopy,
+        )
+
+        conn_new = wvmInstance(
+            new_compute.hostname,
+            new_compute.login,
+            new_compute.password,
+            new_compute.type,
+            instance.name,
+        )
+
+        if autostart:
+            conn_new.set_autostart(1)
+    finally:
+        conn_migrate.close()
+        conn_new.close()
+
+    instance.compute = new_compute
+    instance.save()
+
+
+def get_hosts_status(computes):
+    """
+        Function return all hosts all vds on host
+        """
+    compute_data = []
+    for compute in computes:
+        compute_data.append({
+            'id': compute.id,
+            'name': compute.name,
+            'hostname': compute.hostname,
+            'status': connection_manager.host_is_up(compute.type, compute.hostname),
+            'type': compute.type,
+            'login': compute.login,
+            'password': compute.password,
+            'details': compute.details,
+        })
+    return compute_data
+
+
+def get_userinstances_info(instance):
+    info = {}
+    uis = UserInstance.objects.filter(instance=instance)
+    info['count'] = uis.count()
+    if info['count'] > 0:
+        info['first_user'] = uis[0]
+    else:
+        info['first_user'] = None
+    return info
+
+
+def refr(compute):
+    if compute.status is True:
+        domains = compute.proxy.wvm.listAllDomains()
+        domain_names = [d.name() for d in domains]
+        # Delete instances that're not on host
+        Instance.objects.filter(compute=compute).exclude(name__in=domain_names).delete()
+        # Create instances that're not in DB
+        names = Instance.objects.filter(compute=compute).values_list('name', flat=True)
+        for domain in domains:
+            if domain.name() not in names:
+                Instance(compute=compute, name=domain.name(), uuid=domain.UUIDString()).save()
+
+
+def refresh_instance_database(comp, inst_name, info, all_host_vms, user):
+    # Multiple Instance Name Check
+    instances = Instance.objects.filter(name=inst_name)
+    if instances.count() > 1:
+        for i in instances:
+            user_instances_count = UserInstance.objects.filter(instance=i).count()
+            if user_instances_count == 0:
+                addlogmsg(user.username, i.name, _("Deleting due to multiple(Instance Name) records."))
+                i.delete()
+
+    # Multiple UUID Check
+    instances = Instance.objects.filter(uuid=info['uuid'])
+    if instances.count() > 1:
+        for i in instances:
+            if i.name != inst_name:
+                addlogmsg(user.username, i.name, _("Deleting due to multiple(UUID) records."))
+                i.delete()
+
+    try:
+        inst_on_db = Instance.objects.get(compute_id=comp["id"], name=inst_name)
+        if inst_on_db.uuid != info['uuid']:
+            inst_on_db.save()
+
+        all_host_vms[comp["id"], comp["name"], comp["status"], comp["cpu"], comp["mem_size"],
+                     comp["mem_perc"]][inst_name]['is_template'] = inst_on_db.is_template
+        all_host_vms[comp["id"], comp["name"], comp["status"], comp["cpu"], comp["mem_size"],
+                     comp["mem_perc"]][inst_name]['userinstances'] = get_userinstances_info(inst_on_db)
+    except Instance.DoesNotExist:
+        inst_on_db = Instance(compute_id=comp["id"], name=inst_name, uuid=info['uuid'])
+        inst_on_db.save()
+
+
+def get_user_instances(user):
+    all_user_vms = {}
+    user_instances = UserInstance.objects.filter(user=user)
+    for usr_inst in user_instances:
+        if connection_manager.host_is_up(usr_inst.instance.compute.type, usr_inst.instance.compute.hostname):
+            conn = wvmHostDetails(
+                usr_inst.instance.compute.hostname,
+                usr_inst.instance.compute.login,
+                usr_inst.instance.compute.password,
+                usr_inst.instance.compute.type,
+            )
+            all_user_vms[usr_inst] = conn.get_user_instances(usr_inst.instance.name)
+            all_user_vms[usr_inst].update({'compute_id': usr_inst.instance.compute.id})
+    return all_user_vms
+
+
+def get_host_instances(compute):
+    all_host_vms = OrderedDict()
+
+    # if compute.status:
+    comp_node_info = compute.proxy.get_node_info()
+    comp_mem = compute.proxy.get_memory_usage()
+    comp_instances = compute.proxy.get_host_instances(True)
+
+    # if comp_instances:
+    comp_info = {
+        "id": compute.id,
+        "name": compute.name,
+        "status": compute.status,
+        "cpu": comp_node_info[3],
+        "mem_size": comp_node_info[2],
+        "mem_perc": comp_mem['percent'],
+    }
+    # refr(compute)
+    all_host_vms[comp_info["id"], comp_info["name"], comp_info["status"], comp_info["cpu"], comp_info["mem_size"],
+                 comp_info["mem_perc"]] = comp_instances
+    for vm, info in comp_instances.items():
+        # TODO: Delete this function completely
+        refresh_instance_database(comp_info, vm, info, all_host_vms, User.objects.get(pk=1))
+
+    # else:
+    #     raise libvirtError(_(f"Problem occurred with host: {compute.name} - {status}"))
+    return all_host_vms
+
+
+def get_dhcp_mac_address(vname):
+    dhcp_file = settings.BASE_DIR + '/dhcpd.conf'
+    mac = ''
+    if os.path.isfile(dhcp_file):
+        with open(dhcp_file, 'r') as f:
+            name_found = False
+            for line in f:
+                if "host %s." % vname in line:
+                    name_found = True
+                if name_found and "hardware ethernet" in line:
+                    mac = line.split(' ')[-1].strip().strip(';')
+                    break
+    return mac
+
+
+def get_random_mac_address():
+    mac = '52:54:00:%02x:%02x:%02x' % (
+        random.randint(0x00, 0xff),
+        random.randint(0x00, 0xff),
+        random.randint(0x00, 0xff),
+    )
+    return mac
+
+
+def get_clone_disk_name(disk, prefix, clone_name=''):
+    if not disk['image']:
+        return None
+    if disk['image'].startswith(prefix) and clone_name:
+        suffix = disk['image'][len(prefix):]
+        image = f"{clone_name}{suffix}"
+    elif "." in disk['image'] and len(disk['image'].rsplit(".", 1)[1]) <= 7:
+        name, suffix = disk['image'].rsplit(".", 1)
+        image = f"{name}-clone.{suffix}"
+    else:
+        image = f"{disk['image']}-clone"
+    return image
+
+
+# TODO: this function is not used
+def _get_clone_disks(disks, vname=''):
+    clone_disks = []
+    for disk in disks:
+        new_image = get_clone_disk_name(disk, vname)
+        if not new_image:
+            continue
+        new_disk = {
+            'dev': disk['dev'],
+            'storage': disk['storage'],
+            'image': new_image,
+            'format': disk['format'],
+        }
+        clone_disks.append(new_disk)
+    return clone_disks

static/js/filter-table.js

@@ -4,8 +4,14 @@ function filter_table() {
     $('.searchable tr').filter(function () {
         return rex.test($(this).text());
     }).show();
+    Cookies.set("instances_filter", $(this).val(), { expires: 1 });
 }
 $(document).ready(function () {
+    instances_filter_cookie = Cookies.get("instances_filter");
+    if (instances_filter_cookie) {
+        $('#filter').val(instances_filter_cookie);
+        $('#filter').each(filter_table);
+    }
     (function ($) {
         $('#filter').keyup(filter_table)
     }(jQuery));

storages/forms.py

@@ -4,12 +4,9 @@ from django.utils.translation import ugettext_lazy as _
 
 
 class AddStgPool(forms.Form):
-    name = forms.CharField(error_messages={'required': _('No pool name has been entered')},
-                           max_length=20)
+    name = forms.CharField(error_messages={'required': _('No pool name has been entered')}, max_length=20)
     stg_type = forms.CharField(max_length=10)
-    target = forms.CharField(error_messages={'required': _('No path has been entered')},
-                             max_length=100,
-                             required=False)
+    target = forms.CharField(error_messages={'required': _('No path has been entered')}, max_length=100, required=False)
     source = forms.CharField(max_length=100, required=False)
     ceph_user = forms.CharField(required=False)
     ceph_host = forms.CharField(required=False)
@@ -51,11 +48,9 @@ class AddStgPool(forms.Form):
         return source
 
 
-class AddImage(forms.Form):
+class CreateVolumeForm(forms.Form):
     name = forms.CharField(max_length=120)
-    format = forms.ChoiceField(required=True, choices=(('qcow2', 'qcow2 (recommended)'),
-                                                       ('qcow', 'qcow'),
-                                                       ('raw', 'raw')))
+    format = forms.ChoiceField(required=True, choices=(('qcow2', 'qcow2 (recommended)'), ('qcow', 'qcow'), ('raw', 'raw')))
     size = forms.IntegerField()
     meta_prealloc = forms.BooleanField(required=False)
 
@@ -64,8 +59,6 @@ class AddImage(forms.Form):
         have_symbol = re.match('^[a-zA-Z0-9._-]+$', name)
         if not have_symbol:
             raise forms.ValidationError(_('The image name must not contain any special characters'))
-        elif len(name) > 120:
-            raise forms.ValidationError(_('The image name must not exceed 120 characters'))
         return name
 
 
@@ -73,9 +66,7 @@ class CloneImage(forms.Form):
     name = forms.CharField(max_length=120)
     image = forms.CharField(max_length=120)
     convert = forms.BooleanField(required=False)
-    format = forms.ChoiceField(required=False, choices=(('qcow2', 'qcow2 (recommended)'),
-                                                        ('qcow', 'qcow'),
-                                                        ('raw', 'raw')))
+    format = forms.ChoiceField(required=False, choices=(('qcow2', 'qcow2 (recommended)'), ('qcow', 'qcow'), ('raw', 'raw')))
     meta_prealloc = forms.BooleanField(required=False)
 
     def clean_name(self):

storages/templates/create_stg_vol_block.html

@@ -1,4 +1,5 @@
 {% load i18n %}
+{% load bootstrap4 %}
 {% if request.user.is_superuser %}
     {% if state != 0 %}
         {% if pool == "iso" %}
@@ -46,42 +47,15 @@
                             <button type="button" class="close" data-dismiss="modal" aria-hidden="true">&times;</button>
                         </div>
                         <div class="modal-body">
-                            <form method="post" role="form" aria-label="Create volume to storage form">{% csrf_token %}
-                                <div class="form-group row">
-                                    <label class="col-sm-3 col-form-label">{% trans "Name" %}</label>
-                                    <div class="col-sm-6">
-                                        <input type="text" class="form-control" name="name" placeholder="{% trans "Name" %}" required pattern="[a-zA-Z0-9\.\-_]+">
-                                    </div>
-                                </div>
-                                <div class="form-group row" id="image_format">
-                                    <label class="col-sm-3 col-form-label">{% trans "Format" %}</label>
-                                    <div class="col-sm-6">
-                                        <select name="format" class="form-control image-format">
-                                            <option value="qcow2">{% trans "qcow2" %}</option>
-                                            <option value="qcow">{% trans "qcow" %}</option>
-                                            <option value="raw">{% trans "raw" %}</option>
-                                        </select>
-                                    </div>
-                                </div>
-                                <div class="form-group row">
-                                    <label class="col-sm-3 col-form-label">{% trans "Size" %}</label>
-                                    <div class="col-sm-6">
-                                        <input type="text" class="form-control" name="size" value="10" maxlength="3" required pattern="[0-9]+">
-                                    </div>
-                                    <label class="col-sm-1 col-form-label">{% trans "GB" %}</label>
-                                </div>
-                                <div class="form-group row meta-prealloc">
-                                    <label class="col-sm-3 col-form-label">{% trans "Metadata" %}</label>
-                                    <div class="col-sm-6">
-                                        <input type="checkbox" name="meta_prealloc" value="true">
-                                    </div>
-                                </div>
+                            <form action="{% url 'create_volume' compute_id pool %}" id="create-volume" method="post" role="form" aria-label="Create volume to storage form">
+                                {% csrf_token %}
+                                {% bootstrap_form form layout='horizontal' %}
+                            </form>
                         </div>
                         <div class="modal-footer">
                             <button type="button" class="btn btn-secondary" data-dismiss="modal">{% trans "Close" %}</button>
-                            <button type="submit" class="btn btn-primary" name="add_volume">{% trans "Create" %}</button>
+                            <button type="submit" form="create-volume" class="btn btn-primary">{% trans "Create" %}</button>
                         </div>
-                        </form>
                     </div> <!-- /.modal-content -->
                 </div> <!-- /.modal-dialog -->
             </div> <!-- /.modal -->

storages/templates/storage.html

@@ -40,7 +40,6 @@
     <!-- /.row -->
 
     {% include 'errors_block.html' %}
-    {% include 'messages_block.html' %}
 
     <dl class="ml-3 row">
         <dt class="col-6">{% trans "Pool name" %}</dt>

storages/tests.py

@@ -1,3 +1,6 @@
 from django.test import TestCase
 
-# Create your tests here.
+
+class StoragesTestCase(TestCase):
+    def setUp(self):
+        pass

storages/views.py

@@ -1,15 +1,17 @@
 import json
+
 from django.contrib import messages
-from django.http import HttpResponseRedirect, HttpResponse
-from django.shortcuts import render, get_object_or_404
-from django.utils.translation import ugettext_lazy as _
+from django.http import HttpResponse, HttpResponseRedirect
+from django.shortcuts import get_object_or_404, redirect, render
 from django.urls import reverse
+from django.utils.translation import ugettext_lazy as _
 from libvirt import libvirtError
 
 from admin.decorators import superuser_only
-from computes.models import Compute
 from appsettings.models import AppSettings
-from storages.forms import AddStgPool, AddImage, CloneImage
+from appsettings.settings import app_settings
+from computes.models import Compute
+from storages.forms import AddStgPool, CloneImage, CreateVolumeForm
 from vrtManager.storage import wvmStorage, wvmStorages
 
 
@@ -79,11 +81,10 @@ def storage(request, compute_id, pool):
             destination.write(chunk)
         destination.close()
 
-    error_messages = []
     compute = get_object_or_404(Compute, pk=compute_id)
     meta_prealloc = False
+    form = CreateVolumeForm()
 
-    try:
     conn = wvmStorage(compute.hostname, compute.login, compute.password, compute.type, pool)
 
     storages = conn.get_storages()
@@ -104,72 +105,34 @@ def storage(request, compute_id, pool):
         volumes = conn.update_volumes()
     else:
         volumes = None
-    except libvirtError as lib_err:
-        error_messages.append(lib_err)
 
     if request.method == 'POST':
         if 'start' in request.POST:
-            try:
             conn.start()
             return HttpResponseRedirect(request.get_full_path())
-            except libvirtError as lib_err:
-                error_messages.append(lib_err)
         if 'stop' in request.POST:
-            try:
             conn.stop()
             return HttpResponseRedirect(request.get_full_path())
-            except libvirtError as lib_err:
-                error_messages.append(lib_err)
         if 'delete' in request.POST:
-            try:
             conn.delete()
             return HttpResponseRedirect(reverse('storages', args=[compute_id]))
-            except libvirtError as lib_err:
-                error_messages.append(lib_err)
         if 'set_autostart' in request.POST:
-            try:
             conn.set_autostart(1)
             return HttpResponseRedirect(request.get_full_path())
-            except libvirtError as lib_err:
-                error_messages.append(lib_err)
         if 'unset_autostart' in request.POST:
-            try:
             conn.set_autostart(0)
             return HttpResponseRedirect(request.get_full_path())
-            except libvirtError as lib_err:
-                error_messages.append(lib_err)
-        if 'add_volume' in request.POST:
-            form = AddImage(request.POST)
-            if form.is_valid():
-                data = form.cleaned_data
-                if data['meta_prealloc'] and data['format'] == 'qcow2':
-                    meta_prealloc = True
-                try:
-                    disk_owner = AppSettings.objects.filter(key__startswith="INSTANCE_VOLUME_DEFAULT_OWNER")
-                    disk_owner_uid = int(disk_owner.get(key="INSTANCE_VOLUME_DEFAULT_OWNER_UID").value)
-                    disk_owner_gid = int(disk_owner.get(key="INSTANCE_VOLUME_DEFAULT_OWNER_GID").value)
-
-                    name = conn.create_volume(data['name'], data['size'], data['format'], meta_prealloc, disk_owner_uid, disk_owner_gid)
-                    messages.success(request, _(f"Image file {name} is created successfully"))
-                    return HttpResponseRedirect(request.get_full_path())
-                except libvirtError as lib_err:
-                    error_messages.append(lib_err)
-            else:
-                for msg_err in form.errors.values():
-                    error_messages.append(msg_err.as_text())
         if 'del_volume' in request.POST:
             volname = request.POST.get('volname', '')
-            try:
             vol = conn.get_volume(volname)
             vol.delete(0)
             messages.success(request, _(f"Volume: {volname} is deleted."))
-                return HttpResponseRedirect(request.get_full_path())
-            except libvirtError as lib_err:
-                error_messages.append(lib_err)
+            return redirect(reverse('storage', args=[compute.id, pool]))
+            # return HttpResponseRedirect(request.get_full_path())
         if 'iso_upload' in request.POST:
             if str(request.FILES['file']) in conn.update_volumes():
                 error_msg = _("ISO image already exist")
-                error_messages.append(error_msg)
+                messages.error(request, error_msg)
             else:
                 handle_uploaded_file(path, request.FILES['file'])
                 messages.success(request, _(f"ISO: {request.FILES['file']} is uploaded."))
@@ -182,8 +145,7 @@ def storage(request, compute_id, pool):
                 meta_prealloc = 0
                 if img_name in conn.update_volumes():
                     msg = _("Name of volume already in use")
-                    error_messages.append(msg)
-                if not error_messages:
+                    messages.error(request, msg)
                 if data['convert']:
                     format = data['format']
                     if data['meta_prealloc'] and data['format'] == 'qcow2':
@@ -195,16 +157,50 @@ def storage(request, compute_id, pool):
                     messages.success(request, _(f"{data['image']} image cloned as {name} successfully"))
                     return HttpResponseRedirect(request.get_full_path())
                 except libvirtError as lib_err:
-                        error_messages.append(lib_err)
+                    messages.error(request, lib_err)
             else:
                 for msg_err in form.errors.values():
-                    error_messages.append(msg_err.as_text())
+                    messages.error(request, msg_err.as_text())
 
     conn.close()
 
     return render(request, 'storage.html', locals())
 
 
+@superuser_only
+def create_volume(request, compute_id, pool):
+    compute = get_object_or_404(Compute, pk=compute_id)
+    meta_prealloc = False
+
+    conn = wvmStorage(compute.hostname, compute.login, compute.password, compute.type, pool)
+
+    storages = conn.get_storages()
+
+    form = CreateVolumeForm(request.POST or None)
+    if form.is_valid():
+        data = form.cleaned_data
+        if data['meta_prealloc'] and data['format'] == 'qcow2':
+            meta_prealloc = True
+
+        disk_owner_uid = int(app_settings.INSTANCE_VOLUME_DEFAULT_OWNER_UID)
+        disk_owner_gid = int(app_settings.INSTANCE_VOLUME_DEFAULT_OWNER_GID)
+
+        name = conn.create_volume(
+            data['name'],
+            data['size'],
+            data['format'],
+            meta_prealloc,
+            disk_owner_uid,
+            disk_owner_gid,
+        )
+        messages.success(request, _(f"Image file {name} is created successfully"))
+    else:
+        for msg_err in form.errors.values():
+            messages.error(request, msg_err.as_text())
+
+    return redirect(reverse('storage', args=[compute.id, pool]))
+
+
 def get_volumes(request, compute_id, pool):
     """
     :param request:

templates/base.html

@@ -37,11 +37,21 @@
     {% include 'navbar.html' %}
 
     <div role="main" class="container">
+      <div class"row">
+        <div class="col-sm-12">
+          <div class="float-right">
+            {% block page_header_extra %}
+            {% endblock page_header_extra %}
+          </div>
+          <h3 class="page-header">
+            {% block page_header %}
+            {% endblock page_header %}
+          </h3>
+        </div>
+      </div>
       {% bootstrap_messages %}
       {% block content %}{% endblock %}
-
-    </div> <!-- /container -->
-
+    </div>
 
     <!-- Bootstrap core JavaScript
     ================================================== -->

templates/common/form.html

@@ -5,20 +5,18 @@
 
 {% block title %}{{ title }}{% endblock %}
 
+{% block page_header %}{{ title }}{% endblock page_header %}
+
 {% block content %}
-<div class="row">
-    <div class="col-lg-12">
-        <h2 class="page-header">{{ title }}</h2>
-    </div>
-</div>
-{% bootstrap_messages %}
-<div class="row">
-    <div class="thumbnail col-sm-10 offset-1">
+<div class="card">
+    <div class="card-body">
         <form id="create-update" action="" method="post">
             {% csrf_token %}
             {% bootstrap_form form layout='horizontal' %}
         </form>
-        <div class="form-group float-right">
+    </div>
+    <div class="card-footer">
+        <div class="form-group mb-0 float-right">
             <a class="btn btn-primary" href="javascript:history.back()">{% icon 'times' %} {% trans "Cancel" %}</a>
             <button type="submit" form="create-update" class="btn btn-success">
                 {% icon 'check' %} {% trans "Save" %}

vrtManager/connection.py

@@ -7,7 +7,6 @@ from vrtManager.rwlock import ReadWriteLock
 from django.conf import settings
 from libvirt import libvirtError
 
-
 CONN_SOCKET = 4
 CONN_TLS = 3
 CONN_SSH = 2
@@ -19,7 +18,6 @@ TCP_PORT = 16509
 
 class wvmEventLoop(threading.Thread):
     """ Event Loop Class"""
-
     def __init__(self, group=None, target=None, name=None, args=(), kwargs={}):
         # register the default event implementation
         # of libvirt, as we do not have an existing
@@ -48,7 +46,6 @@ class wvmConnection(object):
     class representing a single connection stored in the Connection Manager
     # to-do: may also need some locking to ensure to not connect simultaniously in 2 threads
     """
-
     def __init__(self, host, login, passwd, conn):
         """
         Sets all class attributes and tries to open the connection
@@ -208,7 +205,7 @@ class wvmConnection(object):
             except:
                 pass
 
-    def __unicode__(self):
+    def __str__(self):
         if self.type == CONN_TCP:
             type_str = 'tcp'
         elif self.type == CONN_SSH:
@@ -332,7 +329,7 @@ class wvmConnectionManager(object):
 
 connection_manager = wvmConnectionManager(
     settings.LIBVIRT_KEEPALIVE_INTERVAL if hasattr(settings, 'LIBVIRT_KEEPALIVE_INTERVAL') else 5,
-    settings.LIBVIRT_KEEPALIVE_COUNT if hasattr(settings, 'LIBVIRT_KEEPALIVE_COUNT') else 5
+    settings.LIBVIRT_KEEPALIVE_COUNT if hasattr(settings, 'LIBVIRT_KEEPALIVE_COUNT') else 5,
 )
 
 
@@ -374,9 +371,11 @@ class wvmConnect(object):
 
                 result["machines"] = []
                 for m in arch_el.xpath("machine"):
-                    result["machines"].append({"machine": m.text,
+                    result["machines"].append({
+                        "machine": m.text,
                         "max_cpu": m.get("maxCpus"),
-                                               "canonical": m.get("canonical")})
+                        "canonical": m.get("canonical")
+                    })
 
                 guest_el = arch_el.getparent()
                 for f in guest_el.xpath("features"):
@@ -385,6 +384,7 @@ class wvmConnect(object):
                 result["os_type"] = guest_el.find("os_type").text
 
             return result
+
         return util.get_xml_path(self.get_cap_xml(), func=guests)
 
     def get_dom_capabilities(self, arch, machine):
@@ -560,6 +560,7 @@ class wvmConnect(object):
                 arch_name = arch.xpath('@name')[0]
                 result[arch_name] = domain_types
             return result
+
         return util.get_xml_path(self.get_cap_xml(), func=hypervisors)
 
     def get_hypervisors_machines(self):
@@ -573,6 +574,7 @@ class wvmConnect(object):
 
                 result[arch] = self.get_machine_types(arch)
             return result
+
         return util.get_xml_path(self.get_cap_xml(), func=machines)
 
     def get_emulator(self, arch):
@@ -607,6 +609,7 @@ class wvmConnect(object):
                 arch_name = arch.xpath('@name')[0]
                 result[arch_name] = emulator
             return result
+
         return util.get_xml_path(self.get_cap_xml(), func=emulators)
 
     def get_os_loaders(self, arch='x86_64', machine='pc'):
@@ -617,6 +620,7 @@ class wvmConnect(object):
         """
         def get_os_loaders(ctx):
             return [v.text for v in ctx.xpath("/domainCapabilities/os/loader[@supported='yes']/value")]
+
         return util.get_xml_path(self.get_dom_cap_xml(arch, machine), func=get_os_loaders)
 
     def get_os_loader_enums(self, arch, machine):
@@ -632,6 +636,7 @@ class wvmConnect(object):
                 path = "/domainCapabilities/os/loader[@supported='yes']/enum[@name='{}']/value".format(enum)
                 result[enum] = [v.text for v in ctx.xpath(path)]
             return result
+
         return util.get_xml_path(self.get_dom_cap_xml(arch, machine), func=get_os_loader_enums)
 
     def get_disk_bus_types(self, arch, machine):
@@ -642,6 +647,7 @@ class wvmConnect(object):
         """
         def get_bus_list(ctx):
             return [v.text for v in ctx.xpath("/domainCapabilities/devices/disk/enum[@name='bus']/value")]
+
         # return [ 'ide', 'scsi', 'usb', 'virtio' ]
         return util.get_xml_path(self.get_dom_cap_xml(arch, machine), func=get_bus_list)
 
@@ -653,6 +659,7 @@ class wvmConnect(object):
         """
         def get_device_list(ctx):
             return [v.text for v in ctx.xpath("/domainCapabilities/devices/disk/enum[@name='diskDevice']/value")]
+
         # return [ 'disk', 'cdrom', 'floppy', 'lun' ]
         return util.get_xml_path(self.get_dom_cap_xml(arch, machine), func=get_device_list)
 
@@ -664,6 +671,7 @@ class wvmConnect(object):
         """
         def get_graphics_list(ctx):
             return [v.text for v in ctx.xpath("/domainCapabilities/devices/graphics/enum[@name='type']/value")]
+
         return util.get_xml_path(self.get_dom_cap_xml(arch, machine), func=get_graphics_list)
 
     def get_cpu_modes(self, arch, machine):
@@ -674,6 +682,7 @@ class wvmConnect(object):
         """
         def get_cpu_modes(ctx):
             return [v for v in ctx.xpath("/domainCapabilities/cpu/mode[@supported='yes']/@name")]
+
         return util.get_xml_path(self.get_dom_cap_xml(arch, machine), func=get_cpu_modes)
 
     def get_cpu_custom_types(self, arch, machine):
@@ -688,6 +697,7 @@ class wvmConnect(object):
             result = [v.text for v in ctx.xpath(usable_yes)]
             result += [v.text for v in ctx.xpath(usable_unknown)]
             return result
+
         return util.get_xml_path(self.get_dom_cap_xml(arch, machine), func=get_custom_list)
 
     def get_hostdev_modes(self, arch, machine):
@@ -698,6 +708,7 @@ class wvmConnect(object):
         """
         def get_hostdev_list(ctx):
             return [v.text for v in ctx.xpath("/domainCapabilities/devices/hostdev/enum[@name='mode']/value")]
+
         return util.get_xml_path(self.get_dom_cap_xml(arch, machine), func=get_hostdev_list)
 
     def get_hostdev_startup_policies(self, arch, machine):
@@ -708,6 +719,7 @@ class wvmConnect(object):
         """
         def get_hostdev_list(ctx):
             return [v.text for v in ctx.xpath("/domainCapabilities/devices/hostdev/enum[@name='startupPolicy']/value")]
+
         return util.get_xml_path(self.get_dom_cap_xml(arch, machine), func=get_hostdev_list)
 
     def get_hostdev_subsys_types(self, arch, machine):
@@ -718,6 +730,7 @@ class wvmConnect(object):
         """
         def get_hostdev_list(ctx):
             return [v.text for v in ctx.xpath("/domainCapabilities/devices/hostdev/enum[@name='subsysType']/value")]
+
         return util.get_xml_path(self.get_dom_cap_xml(arch, machine), func=get_hostdev_list)
 
     def get_network_models(self):
@@ -751,6 +764,7 @@ class wvmConnect(object):
                     for values in video_enum:
                         result.append(values.text)
             return result
+
         return util.get_xml_path(self.get_dom_cap_xml(arch, machine), func=get_video_list)
 
     def get_iface(self, name):
@@ -840,6 +854,7 @@ class wvmConnect(object):
             description = util.get_xpath(doc, "/domain/description")
             description = description if description else ''
             return mem, vcpu, title, description
+
         for name in self.get_instances():
             dom = self.get_instance(name)
             xml = dom.XMLDesc(0)
@@ -871,6 +886,7 @@ class wvmConnect(object):
             description = util.get_xpath(ctx, "/domain/description")
             description = description if description else ''
             return mem, vcpu, title, description
+
         (mem, vcpu, title, description) = util.get_xml_path(xml, func=get_info)
         return {
             'name': dom.name(),
@@ -929,8 +945,7 @@ class wvmConnect(object):
         """
         Return True if libvirt advertises support for proper UEFI setup
         """
-        return ("readonly" in loader_enums and
-                "yes" in loader_enums.get("readonly"))
+        return ("readonly" in loader_enums and "yes" in loader_enums.get("readonly"))
 
     def is_supports_virtio(self, arch, machine):
         if not self.is_qemu():

vrtManager/instance.py

@@ -206,6 +206,8 @@ class wvmInstance(wvmConnect):
         cur_vcpu = util.get_xml_path(self._XMLDesc(0), "/domain/vcpu/@current")
         if cur_vcpu:
             return int(cur_vcpu)
+        else:
+            return self.get_vcpu()
 
     def get_arch(self):
         return util.get_xml_path(self._XMLDesc(0), "/domain/os/type/@arch")
@@ -251,7 +253,6 @@ class wvmInstance(wvmConnect):
         return title if title else ''
 
     def get_filterrefs(self):
-
         def filterrefs(ctx):
             result = []
             for net in ctx.xpath('/domain/devices/interface'):
@@ -295,8 +296,7 @@ class wvmInstance(wvmConnect):
                 for addr in addrs["addrs"]:
                     if addr["type"] == 0:
                         ipv4.append(addr["addr"])
-                    elif (addr["type"] == 1 and
-                          not str(addr["addr"]).startswith("fe80")):
+                    elif (addr["type"] == 1 and not str(addr["addr"]).startswith("fe80")):
                         ipv6.append(addr["addr"] + "/" + str(addr["prefix"]))
             return ipv4, ipv6
 
@@ -335,14 +335,12 @@ class wvmInstance(wvmConnect):
             return
 
         if self.is_agent_ready():
-            self._ip_cache["qemuga"] = self._get_interface_addresses(
-                VIR_DOMAIN_INTERFACE_ADDRESSES_SRC_AGENT)
+            self._ip_cache["qemuga"] = self._get_interface_addresses(VIR_DOMAIN_INTERFACE_ADDRESSES_SRC_AGENT)
 
         arp_flag = 3  # libvirt."VIR_DOMAIN_INTERFACE_ADDRESSES_SRC_ARP"
         self._ip_cache["arp"] = self._get_interface_addresses(arp_flag)
 
     def get_net_devices(self):
-
         def networks(ctx):
             result = []
             inbound = outbound = []
@@ -370,7 +368,8 @@ class wvmInstance(wvmConnect):
                     ipv4, ipv6 = self.get_interface_addresses(mac_inst)
                 except libvirtError:
                     ipv4, ipv6 = None, None
-                result.append({'mac': mac_inst,
+                result.append({
+                    'mac': mac_inst,
                     'nic': nic_inst,
                     'target': target_inst,
                     'state': link_state,
@@ -400,7 +399,13 @@ class wvmInstance(wvmConnect):
                     try:
                         dev = disk.xpath('target/@dev')[0]
                         bus = disk.xpath('target/@bus')[0]
-                        src_file = disk.xpath('source/@file|source/@dev|source/@name|source/@volume')[0]
+                        try:
+                            src_file = disk.xpath('source/@file|source/@dev|source/@name')[0]
+                        except Exception as e:
+                            v = disk.xpath('source/@volume')[0]
+                            s_name = disk.xpath('source/@pool')[0]
+                            s = self.wvm.storagePoolLookupByName(s_name)
+                            src_file = s.storageVolLookupByName(v).path()
                         try:
                             disk_format = disk.xpath('driver/@type')[0]
                         except:
@@ -436,14 +441,26 @@ class wvmInstance(wvmConnect):
                             storage = stg.name()
                         except libvirtError:
                             volume = src_file
-                    except:
-                        pass
+                    except Exception as e:
+                        print(f'Exception: {e}')
                     finally:
-                        result.append(
-                            {'dev': dev, 'bus': bus, 'image': volume, 'storage': storage, 'path': src_file,
-                             'format': disk_format, 'size': disk_size, 'used': used_size,
-                             'cache': disk_cache, 'io': disk_io, 'discard': disk_discard, 'detect_zeroes': disk_zeroes,
-                             'readonly': readonly, 'shareable': shareable, 'serial': serial})
+                        result.append({
+                            'dev': dev,
+                            'bus': bus,
+                            'image': volume,
+                            'storage': storage,
+                            'path': src_file,
+                            'format': disk_format,
+                            'size': disk_size,
+                            'used': used_size,
+                            'cache': disk_cache,
+                            'io': disk_io,
+                            'discard': disk_discard,
+                            'detect_zeroes': disk_zeroes,
+                            'readonly': readonly,
+                            'shareable': shareable,
+                            'serial': serial
+                        })
             return result
 
         return util.get_xml_path(self._XMLDesc(0), func=disks)
@@ -642,10 +659,21 @@ class wvmInstance(wvmConnect):
             xmldom = ElementTree.tostring(tree).decode()
         self._defineXML(xmldom)
 
-    def attach_disk(self, target_dev, source, target_bus='ide', disk_type='file',
-                    disk_device='disk', driver_name='qemu', driver_type='raw',
-                    readonly=False, shareable=False, serial=None,
-                    cache_mode=None, io_mode=None, discard_mode=None, detect_zeroes_mode=None):
+    def attach_disk(self,
+                    target_dev,
+                    source,
+                    target_bus='ide',
+                    disk_type='file',
+                    disk_device='disk',
+                    driver_name='qemu',
+                    driver_type='raw',
+                    readonly=False,
+                    shareable=False,
+                    serial=None,
+                    cache_mode=None,
+                    io_mode=None,
+                    discard_mode=None,
+                    detect_zeroes_mode=None):
 
         additionals = ''
         if cache_mode is not None and cache_mode != 'default' and disk_device != 'cdrom':
@@ -691,7 +719,8 @@ class wvmInstance(wvmConnect):
         if self.get_status() == 5:
             self.instance.detachDeviceFlags(xml_disk, VIR_DOMAIN_AFFECT_CONFIG)
 
-    def edit_disk(self, target_dev, source, readonly, shareable, target_bus, serial, format, cache_mode, io_mode, discard_mode, detect_zeroes_mode):
+    def edit_disk(self, target_dev, source, readonly, shareable, target_bus, serial, format, cache_mode, io_mode, discard_mode,
+                  detect_zeroes_mode):
         tree = etree.fromstring(self._XMLDesc(0))
         disk_el = tree.xpath("./devices/disk/target[@dev='{}']".format(target_dev))[0].getparent()
         old_disk_type = disk_el.get('type')
@@ -928,8 +957,7 @@ class wvmInstance(wvmConnect):
 
     def get_console_websocket_port(self):
         console_type = self.get_console_type()
-        websocket_port = util.get_xml_path(self._XMLDesc(0),
-                                           "/domain/devices/graphics[@type='%s']/@websocket" % console_type)
+        websocket_port = util.get_xml_path(self._XMLDesc(0), "/domain/devices/graphics[@type='%s']/@websocket" % console_type)
         return websocket_port
 
     def get_console_passwd(self):
@@ -1421,7 +1449,13 @@ class wvmInstance(wvmConnect):
                     in_peak = in_qos.get('peak')
                     in_burst = in_qos.get('burst')
                     in_floor = in_qos.get('floor')
-                    bound_list.append({'direction': 'inbound', 'average': in_av, 'peak': in_peak, 'floor': in_floor, 'burst': in_burst})
+                    bound_list.append({
+                        'direction': 'inbound',
+                        'average': in_av,
+                        'peak': in_peak,
+                        'floor': in_floor,
+                        'burst': in_burst
+                    })
 
                 out_qos = band.find('outbound')
                 if out_qos is not None:

webvirtcloud/middleware.py

@@ -0,0 +1,24 @@
+import json
+
+from django.contrib import messages
+from django.http import HttpResponse
+from django.shortcuts import render
+from django.utils.translation import ugettext_lazy as _
+from libvirt import libvirtError
+
+
+class ExceptionMiddleware:
+    def __init__(self, get_response):
+        self.get_response = get_response
+
+    def __call__(self, request):
+        return self.get_response(request)
+
+    def process_exception(self, request, exception):
+        if isinstance(exception, libvirtError):
+            messages.error(
+                request,
+                _('libvirt Error - %(exception)s') % {'exception': exception},
+            )
+            return render(request, '500.html', status=500)
+            # TODO: check connecting to host via VPN

webvirtcloud/settings.py.template

@@ -28,7 +28,6 @@ INSTALLED_APPS = [
     'appsettings',
     'computes',
     'console',
-    'create',
     'datasource',
     'networks',
     'instances',
@@ -51,6 +50,7 @@ MIDDLEWARE = [
     'django.contrib.messages.middleware.MessageMiddleware',
     'django.middleware.clickjacking.XFrameOptionsMiddleware',
     'appsettings.middleware.AppSettingsMiddleware',
+    'webvirtcloud.middleware.ExceptionMiddleware',
 ]
 
 ROOT_URLCONF = 'webvirtcloud.urls'