mirror of
https://github.com/retspen/webvirtcloud
synced 2024-12-25 15:45:23 +00:00
1233 lines
51 KiB
Python
1233 lines
51 KiB
Python
import os
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import time
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import json
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import socket
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import crypt
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import re
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import string
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import random
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from bisect import insort
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from django.http import HttpResponse, HttpResponseRedirect
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from django.core.urlresolvers import reverse
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from django.shortcuts import render, get_object_or_404
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from django.utils.translation import ugettext_lazy as _
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from django.contrib.auth.decorators import login_required
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from computes.models import Compute
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from instances.models import Instance
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from django.contrib.auth.models import User
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from accounts.models import UserInstance, UserSSHKey
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from vrtManager.hostdetails import wvmHostDetails
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from vrtManager.instance import wvmInstance, wvmInstances
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from vrtManager.connection import connection_manager
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from vrtManager.create import wvmCreate
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from vrtManager.storage import wvmStorage
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from vrtManager.util import randomPasswd
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from libvirt import libvirtError, VIR_DOMAIN_XML_SECURE
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from logs.views import addlogmsg
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from django.conf import settings
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from django.contrib import messages
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@login_required
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def index(request):
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"""
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:param request:
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:return:
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"""
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return HttpResponseRedirect(reverse('allinstances'))
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@login_required
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def allinstances(request):
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"""
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INSTANCES LIST FOR ALL HOSTS
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:param request:
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:return:
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"""
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all_host_vms = {}
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error_messages = []
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computes = Compute.objects.all().order_by("name")
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if not request.user.is_superuser:
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all_user_vms = get_user_instances(request)
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else:
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for comp in computes:
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try:
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all_host_vms.update(get_host_instances(request,comp))
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except libvirtError as lib_err:
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error_messages.append(lib_err)
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if request.method == 'POST':
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try:
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instances_actions(request)
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except libvirtError as lib_err:
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error_messages.append(lib_err)
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addlogmsg(request.user.username, instance.name, lib_err.message)
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view_style = settings.VIEW_INSTANCES_LIST_STYLE
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return render(request, 'allinstances.html', locals())
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@login_required
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def instances(request, compute_id):
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"""
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:param request:
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:return:
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"""
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error_messages = []
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compute = get_object_or_404(Compute, pk=compute_id)
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if not request.user.is_superuser:
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all_user_vms = get_user_instances(request)
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else:
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try:
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all_host_vms = get_host_instances(request, compute)
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except libvirtError as lib_err:
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error_messages.append(lib_err)
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if request.method == 'POST':
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try:
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instances_actions(request)
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except libvirtError as lib_err:
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error_messages.append(lib_err)
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addlogmsg(request.user.username, instance.name, lib_err.message)
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return render(request, 'instances.html', locals())
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@login_required
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def instance(request, compute_id, vname):
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"""
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:param request:
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:return:
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"""
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error_messages = []
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# messages = []
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compute = get_object_or_404(Compute, pk=compute_id)
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computes = Compute.objects.all().order_by('name')
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computes_count = computes.count()
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users = User.objects.all().order_by('username')
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publickeys = UserSSHKey.objects.filter(user_id=request.user.id)
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keymaps = settings.QEMU_KEYMAPS
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console_types = settings.QEMU_CONSOLE_TYPES
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console_listen_addresses = settings.QEMU_CONSOLE_LISTEN_ADDRESSES
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try:
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userinstance = UserInstance.objects.get(instance__compute_id=compute_id,
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instance__name=vname,
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user__id=request.user.id)
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except UserInstance.DoesNotExist:
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userinstance = None
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if not request.user.is_superuser:
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if not userinstance:
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return HttpResponseRedirect(reverse('index'))
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def filesizefstr(size_str):
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if size_str == '':
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return 0
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size_str = size_str.encode('ascii', 'ignore').upper().translate(None, " B")
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if 'K' == size_str[-1]:
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return long(float(size_str[:-1])) << 10
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elif 'M' == size_str[-1]:
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return long(float(size_str[:-1])) << 20
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elif 'G' == size_str[-1]:
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return long(float(size_str[:-1])) << 30
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elif 'T' == size_str[-1]:
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return long(float(size_str[:-1])) << 40
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elif 'P' == size_str[-1]:
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return long(float(size_str[:-1])) << 50
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else:
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return long(float(size_str))
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def get_clone_free_names(size=10):
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prefix = settings.CLONE_INSTANCE_DEFAULT_PREFIX
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free_names = []
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existing_names = [i.name for i in Instance.objects.filter(name__startswith=prefix)]
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index = 1
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while len(free_names) < size:
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new_name = prefix + str(index)
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if new_name not in existing_names:
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free_names.append(new_name)
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index += 1
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return free_names
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def check_user_quota(instance, cpu, memory, disk_size):
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ua = request.user.userattributes
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msg = ""
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if request.user.is_superuser:
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return msg
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user_instances = UserInstance.objects.filter(user_id=request.user.id, instance__is_template=False)
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instance += user_instances.count()
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for usr_inst in user_instances:
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if connection_manager.host_is_up(usr_inst.instance.compute.type,
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usr_inst.instance.compute.hostname):
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conn = wvmInstance(usr_inst.instance.compute,
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usr_inst.instance.compute.login,
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usr_inst.instance.compute.password,
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usr_inst.instance.compute.type,
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usr_inst.instance.name)
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cpu += int(conn.get_vcpu())
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memory += int(conn.get_memory())
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for disk in conn.get_disk_devices():
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if disk['size']:
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disk_size += int(disk['size']) >> 30
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if ua.max_instances > 0 and instance > ua.max_instances:
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msg = "instance"
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if settings.QUOTA_DEBUG:
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msg += " (%s > %s)" % (instance, ua.max_instances)
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if ua.max_cpus > 0 and cpu > ua.max_cpus:
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msg = "cpu"
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if settings.QUOTA_DEBUG:
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msg += " (%s > %s)" % (cpu, ua.max_cpus)
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if ua.max_memory > 0 and memory > ua.max_memory:
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msg = "memory"
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if settings.QUOTA_DEBUG:
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msg += " (%s > %s)" % (memory, ua.max_memory)
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if ua.max_disk_size > 0 and disk_size > ua.max_disk_size:
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msg = "disk"
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if settings.QUOTA_DEBUG:
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msg += " (%s > %s)" % (disk_size, ua.max_disk_size)
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return msg
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def get_new_disk_dev(disks, bus):
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if bus == "virtio":
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dev_base = "vd"
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else:
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dev_base = "sd"
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existing_devs = [disk['dev'] for disk in disks]
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for l in string.lowercase:
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dev = dev_base + l
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if dev not in existing_devs:
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return dev
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raise Exception(_('None available device name'))
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def get_network_tuple(network_source_str):
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network_source_pack = network_source_str.split(":", 1)
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if len(network_source_pack) > 1:
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return (network_source_pack[1], network_source_pack[0])
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else:
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return (network_source_pack[0], 'net')
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def migrate_instance(new_compute, instance, live=False, unsafe=False, xml_del=False, offline=False):
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status = connection_manager.host_is_up(new_compute.type, new_compute.hostname)
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if not status:
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return
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if new_compute == instance.compute:
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return
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conn_migrate = wvmInstances(new_compute.hostname,
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new_compute.login,
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new_compute.password,
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new_compute.type)
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conn_migrate.moveto(conn, instance.name, live, unsafe, xml_del, offline)
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instance.compute = new_compute
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instance.save()
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conn_migrate.close()
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conn_new = wvmInstance(new_compute.hostname,
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new_compute.login,
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new_compute.password,
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new_compute.type,
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instance.name)
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if autostart:
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conn_new.set_autostart(1)
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conn_new.close()
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msg = _("Migrate to %s" % new_compute.hostname)
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addlogmsg(request.user.username, instance.name, msg)
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try:
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conn = wvmInstance(compute.hostname,
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compute.login,
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compute.password,
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compute.type,
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vname)
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compute_networks = sorted(conn.get_networks())
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compute_interfaces = sorted(conn.get_ifaces())
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compute_nwfilters = conn.get_nwfilters()
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status = conn.get_status()
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autostart = conn.get_autostart()
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vcpu = conn.get_vcpu()
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cur_vcpu = conn.get_cur_vcpu()
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uuid = conn.get_uuid()
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memory = conn.get_memory()
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cur_memory = conn.get_cur_memory()
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title = conn.get_title()
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description = conn.get_description()
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disks = conn.get_disk_devices()
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media = conn.get_media_devices()
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if len(media) != 0:
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media_iso = sorted(conn.get_iso_media())
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else:
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media_iso = []
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networks = conn.get_net_device()
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vcpu_range = conn.get_max_cpus()
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memory_range = [256, 512, 768, 1024, 2048, 4096, 6144, 8192, 16384]
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if memory not in memory_range:
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insort(memory_range, memory)
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if cur_memory not in memory_range:
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insort(memory_range, cur_memory)
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memory_host = conn.get_max_memory()
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vcpu_host = len(vcpu_range)
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telnet_port = conn.get_telnet_port()
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console_type = conn.get_console_type()
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console_port = conn.get_console_port()
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console_keymap = conn.get_console_keymap()
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console_listen_address = conn.get_console_listen_addr()
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snapshots = sorted(conn.get_snapshot(), reverse=True, key=lambda k: k['date'])
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inst_xml = conn._XMLDesc(VIR_DOMAIN_XML_SECURE)
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has_managed_save_image = conn.get_managed_save_image()
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console_passwd = conn.get_console_passwd()
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clone_free_names = get_clone_free_names()
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user_quota_msg = check_user_quota(0, 0, 0, 0)
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storages = sorted(conn.get_storages())
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cache_modes = sorted(conn.get_cache_modes().items())
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default_cache = settings.INSTANCE_VOLUME_DEFAULT_CACHE
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default_format = settings.INSTANCE_VOLUME_DEFAULT_FORMAT
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default_owner = settings.INSTANCE_VOLUME_DEFAULT_OWNER
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formats = conn.get_image_formats()
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busses = conn.get_busses()
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default_bus = settings.INSTANCE_VOLUME_DEFAULT_BUS
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show_access_root_password = settings.SHOW_ACCESS_ROOT_PASSWORD
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show_access_ssh_keys = settings.SHOW_ACCESS_SSH_KEYS
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clone_instance_auto_name = settings.CLONE_INSTANCE_AUTO_NAME
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try:
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instance = Instance.objects.get(compute_id=compute_id, name=vname)
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if instance.uuid != uuid:
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instance.uuid = uuid
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instance.save()
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msg = _("Fixing uuid %s" % uuid)
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addlogmsg(request.user.username, instance.name, msg)
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except Instance.DoesNotExist:
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instance = Instance(compute_id=compute_id, name=vname, uuid=uuid)
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instance.save()
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msg = _("Instance.DoesNotExist: Creating new instance")
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addlogmsg(request.user.username, instance.name, msg)
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userinstances = UserInstance.objects.filter(instance=instance).order_by('user__username')
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allow_admin_or_not_template = request.user.is_superuser or request.user.is_staff or not instance.is_template
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if request.method == 'POST':
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if 'poweron' in request.POST:
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if instance.is_template:
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msg = _("Templates cannot be started.")
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error_messages.append(msg)
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else:
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conn.start()
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msg = _("Power On")
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addlogmsg(request.user.username, instance.name, msg)
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return HttpResponseRedirect(request.get_full_path() + '#poweron')
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if 'powercycle' in request.POST:
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conn.force_shutdown()
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conn.start()
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msg = _("Power Cycle")
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addlogmsg(request.user.username, instance.name, msg)
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return HttpResponseRedirect(request.get_full_path() + '#powercycle')
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if 'poweroff' in request.POST:
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conn.shutdown()
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msg = _("Power Off")
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addlogmsg(request.user.username, instance.name, msg)
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return HttpResponseRedirect(request.get_full_path() + '#poweroff')
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if 'powerforce' in request.POST:
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conn.force_shutdown()
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msg = _("Force Off")
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addlogmsg(request.user.username, instance.name, msg)
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return HttpResponseRedirect(request.get_full_path() + '#powerforce')
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if 'delete' in request.POST and (request.user.is_superuser or userinstance.is_delete):
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if conn.get_status() == 1:
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conn.force_shutdown()
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if request.POST.get('delete_disk', ''):
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for snap in snapshots:
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conn.snapshot_delete(snap['name'])
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conn.delete_all_disks()
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conn.delete()
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instance = Instance.objects.get(compute_id=compute_id, name=vname)
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instance_name = instance.name
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instance.delete()
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try:
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del_userinstance = UserInstance.objects.filter(instance__compute_id=compute_id,
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instance__name=vname)
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del_userinstance.delete()
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except UserInstance.DoesNotExist:
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pass
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msg = _("Destroy")
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addlogmsg(request.user.username, instance_name, msg)
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return HttpResponseRedirect(reverse('allinstances'))
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if 'rootpasswd' in request.POST:
|
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passwd = request.POST.get('passwd', '')
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passwd_hash = crypt.crypt(passwd, '$6$kgPoiREy')
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data = {'action': 'password', 'passwd': passwd_hash, 'vname': vname}
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|
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if conn.get_status() == 5:
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s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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s.connect((compute.hostname, 16510))
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s.send(json.dumps(data))
|
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result = json.loads(s.recv(1024))
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s.close()
|
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msg = _("Reset root password")
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addlogmsg(request.user.username, instance.name, msg)
|
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|
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if result['return'] == 'success':
|
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messages.success(request, msg)
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else:
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error_messages.append(msg)
|
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else:
|
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msg = _("Please shutdown down your instance and then try again")
|
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error_messages.append(msg)
|
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|
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if 'addpublickey' in request.POST:
|
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sshkeyid = request.POST.get('sshkeyid', '')
|
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publickey = UserSSHKey.objects.get(id=sshkeyid)
|
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data = {'action': 'publickey', 'key': publickey.keypublic, 'vname': vname}
|
|
|
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if conn.get_status() == 5:
|
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s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
|
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s.connect((compute.hostname, 16510))
|
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s.send(json.dumps(data))
|
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result = json.loads(s.recv(1024))
|
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s.close()
|
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msg = _("Installed new ssh public key %s" % publickey.keyname)
|
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addlogmsg(request.user.username, instance.name, msg)
|
|
|
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if result['return'] == 'success':
|
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messages.success(request, msg)
|
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else:
|
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error_messages.append(msg)
|
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else:
|
|
msg = _("Please shutdown down your instance and then try again")
|
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error_messages.append(msg)
|
|
|
|
if 'resize' in request.POST and (
|
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request.user.is_superuser or request.user.is_staff or userinstance.is_change):
|
|
new_vcpu = request.POST.get('vcpu', '')
|
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new_cur_vcpu = request.POST.get('cur_vcpu', '')
|
|
new_memory = request.POST.get('memory', '')
|
|
new_memory_custom = request.POST.get('memory_custom', '')
|
|
if new_memory_custom:
|
|
new_memory = new_memory_custom
|
|
new_cur_memory = request.POST.get('cur_memory', '')
|
|
new_cur_memory_custom = request.POST.get('cur_memory_custom', '')
|
|
if new_cur_memory_custom:
|
|
new_cur_memory = new_cur_memory_custom
|
|
disks_new = []
|
|
for disk in disks:
|
|
input_disk_size = filesizefstr(request.POST.get('disk_size_' + disk['dev'], ''))
|
|
if input_disk_size > disk['size'] + (64 << 20):
|
|
disk['size_new'] = input_disk_size
|
|
disks_new.append(disk)
|
|
disk_sum = sum([disk['size'] >> 30 for disk in disks_new])
|
|
disk_new_sum = sum([disk['size_new'] >> 30 for disk in disks_new])
|
|
quota_msg = check_user_quota(0, int(new_vcpu) - vcpu, int(new_memory) - memory, disk_new_sum - disk_sum)
|
|
if not request.user.is_superuser and quota_msg:
|
|
msg = _("User %s quota reached, cannot resize '%s'!" % (quota_msg, instance.name))
|
|
error_messages.append(msg)
|
|
else:
|
|
cur_memory = new_cur_memory
|
|
memory = new_memory
|
|
cur_vcpu = new_cur_vcpu
|
|
vcpu = new_vcpu
|
|
conn.resize(cur_memory, memory, cur_vcpu, vcpu, disks_new)
|
|
msg = _("Resize")
|
|
addlogmsg(request.user.username, instance.name, msg)
|
|
return HttpResponseRedirect(request.get_full_path() + '#resize')
|
|
|
|
if 'addnewvol' in request.POST and allow_admin_or_not_template:
|
|
connCreate = wvmCreate(compute.hostname,
|
|
compute.login,
|
|
compute.password,
|
|
compute.type)
|
|
storage = request.POST.get('storage', '')
|
|
name = request.POST.get('name', '')
|
|
format = request.POST.get('format', default_format)
|
|
size = request.POST.get('size', 0)
|
|
meta_prealloc = request.POST.get('meta_prealloc', False)
|
|
bus = request.POST.get('bus', default_bus)
|
|
cache = request.POST.get('cache', default_cache)
|
|
target = get_new_disk_dev(disks, bus)
|
|
|
|
path = connCreate.create_volume(storage, name, size, format, meta_prealloc, default_owner)
|
|
conn.attach_disk(path, target, subdriver=format, cache=cache, targetbus=bus)
|
|
msg = _('Attach new disk')
|
|
addlogmsg(request.user.username, instance.name, msg)
|
|
return HttpResponseRedirect(request.get_full_path() + '#disks')
|
|
|
|
if 'addexistingvol' in request.POST and allow_admin_or_not_template:
|
|
storage = request.POST.get('selected_storage', '')
|
|
name = request.POST.get('vols', '')
|
|
bus = request.POST.get('bus', default_bus)
|
|
cache = request.POST.get('cache', default_cache)
|
|
|
|
connCreate = wvmStorage(compute.hostname,
|
|
compute.login,
|
|
compute.password,
|
|
compute.type,
|
|
storage)
|
|
|
|
format = connCreate.get_volume_type(name)
|
|
path = connCreate.get_target_path()
|
|
target = get_new_disk_dev(disks, bus)
|
|
source = path + "/" + name;
|
|
|
|
conn.attach_disk(source, target, subdriver=format, cache=cache, targetbus=bus)
|
|
msg = _('Attach Existing disk')
|
|
addlogmsg(request.user.username, instance.name, msg)
|
|
return HttpResponseRedirect(request.get_full_path() + '#disks')
|
|
|
|
if 'delvolume' in request.POST and allow_admin_or_not_template:
|
|
connDelete = wvmCreate(compute.hostname,
|
|
compute.login,
|
|
compute.password,
|
|
compute.type)
|
|
dev = request.POST.get('dev', '')
|
|
path = request.POST.get('path', '')
|
|
|
|
conn.detach_disk(dev, path)
|
|
connDelete.delete_volume(path)
|
|
|
|
msg = _('Delete disk')
|
|
addlogmsg(request.user.username, instance.name, msg)
|
|
return HttpResponseRedirect(request.get_full_path() + '#disks')
|
|
|
|
if 'detachvolume' in request.POST and allow_admin_or_not_template:
|
|
connDelete = wvmCreate(compute.hostname,
|
|
compute.login,
|
|
compute.password,
|
|
compute.type)
|
|
dev = request.POST.get('dev', '')
|
|
path = request.POST.get('path', '')
|
|
conn.detach_disk(dev, path)
|
|
msg = _('Detach disk')
|
|
addlogmsg(request.user.username, instance.name, msg)
|
|
return HttpResponseRedirect(request.get_full_path() + '#disks')
|
|
|
|
if 'umount_iso' in request.POST and allow_admin_or_not_template:
|
|
image = request.POST.get('path', '')
|
|
dev = request.POST.get('umount_iso', '')
|
|
conn.umount_iso(dev, image)
|
|
msg = _("Mount media")
|
|
addlogmsg(request.user.username, instance.name, msg)
|
|
return HttpResponseRedirect(request.get_full_path() + '#media')
|
|
|
|
if 'mount_iso' in request.POST and allow_admin_or_not_template:
|
|
image = request.POST.get('media', '')
|
|
dev = request.POST.get('mount_iso', '')
|
|
conn.mount_iso(dev, image)
|
|
msg = _("Umount media")
|
|
addlogmsg(request.user.username, instance.name, msg)
|
|
return HttpResponseRedirect(request.get_full_path() + '#media')
|
|
|
|
if 'snapshot' in request.POST and allow_admin_or_not_template:
|
|
name = request.POST.get('name', '')
|
|
conn.create_snapshot(name)
|
|
msg = _("New snapshot")
|
|
addlogmsg(request.user.username, instance.name, msg)
|
|
return HttpResponseRedirect(request.get_full_path() + '#managesnapshot')
|
|
|
|
if 'delete_snapshot' in request.POST and allow_admin_or_not_template:
|
|
snap_name = request.POST.get('name', '')
|
|
conn.snapshot_delete(snap_name)
|
|
msg = _("Delete snapshot")
|
|
addlogmsg(request.user.username, instance.name, msg)
|
|
return HttpResponseRedirect(request.get_full_path() + '#managesnapshot')
|
|
|
|
if 'revert_snapshot' in request.POST and allow_admin_or_not_template:
|
|
snap_name = request.POST.get('name', '')
|
|
conn.snapshot_revert(snap_name)
|
|
msg = _("Successful revert snapshot: ")
|
|
msg += snap_name
|
|
messages.success(request, msg)
|
|
msg = _("Revert snapshot")
|
|
addlogmsg(request.user.username, instance.name, msg)
|
|
|
|
if request.user.is_superuser:
|
|
if 'suspend' in request.POST:
|
|
conn.suspend()
|
|
msg = _("Suspend")
|
|
addlogmsg(request.user.username, instance.name, msg)
|
|
return HttpResponseRedirect(request.get_full_path() + '#resume')
|
|
|
|
if 'resume' in request.POST:
|
|
conn.resume()
|
|
msg = _("Resume")
|
|
addlogmsg(request.user.username, instance.name, msg)
|
|
return HttpResponseRedirect(request.get_full_path() + '#suspend')
|
|
|
|
if 'set_autostart' in request.POST:
|
|
conn.set_autostart(1)
|
|
msg = _("Set autostart")
|
|
addlogmsg(request.user.username, instance.name, msg)
|
|
return HttpResponseRedirect(request.get_full_path() + '#autostart')
|
|
|
|
if 'unset_autostart' in request.POST:
|
|
conn.set_autostart(0)
|
|
msg = _("Unset autostart")
|
|
addlogmsg(request.user.username, instance.name, msg)
|
|
return HttpResponseRedirect(request.get_full_path() + '#autostart')
|
|
|
|
if 'change_xml' in request.POST:
|
|
exit_xml = request.POST.get('inst_xml', '')
|
|
if exit_xml:
|
|
conn._defineXML(exit_xml)
|
|
msg = _("Edit XML")
|
|
addlogmsg(request.user.username, instance.name, msg)
|
|
return HttpResponseRedirect(request.get_full_path() + '#xmledit')
|
|
|
|
if request.user.is_superuser or userinstance.is_vnc:
|
|
if 'set_console_passwd' in request.POST:
|
|
if request.POST.get('auto_pass', ''):
|
|
passwd = randomPasswd()
|
|
else:
|
|
passwd = request.POST.get('console_passwd', '')
|
|
clear = request.POST.get('clear_pass', False)
|
|
if clear:
|
|
passwd = ''
|
|
if not passwd and not clear:
|
|
msg = _("Enter the console password or select Generate")
|
|
error_messages.append(msg)
|
|
if not error_messages:
|
|
if not conn.set_console_passwd(passwd):
|
|
msg = _("Error setting console password. You should check that your instance have an graphic device.")
|
|
error_messages.append(msg)
|
|
else:
|
|
msg = _("Set VNC password")
|
|
addlogmsg(request.user.username, instance.name, msg)
|
|
return HttpResponseRedirect(request.get_full_path() + '#vncsettings')
|
|
|
|
if 'set_console_keymap' in request.POST:
|
|
keymap = request.POST.get('console_keymap', '')
|
|
clear = request.POST.get('clear_keymap', False)
|
|
if clear:
|
|
conn.set_console_keymap('')
|
|
else:
|
|
conn.set_console_keymap(keymap)
|
|
msg = _("Set VNC keymap")
|
|
addlogmsg(request.user.username, instance.name, msg)
|
|
return HttpResponseRedirect(request.get_full_path() + '#vncsettings')
|
|
|
|
if 'set_console_type' in request.POST:
|
|
console_type = request.POST.get('console_type', '')
|
|
conn.set_console_type(console_type)
|
|
msg = _("Set VNC type")
|
|
addlogmsg(request.user.username, instance.name, msg)
|
|
return HttpResponseRedirect(request.get_full_path() + '#vncsettings')
|
|
|
|
if 'set_console_listen_address' in request.POST:
|
|
console_type = request.POST.get('console_listen_address', '')
|
|
conn.set_console_listen_addr(console_type)
|
|
msg = _("Set VNC listen address")
|
|
addlogmsg(request.user.username, instance.name, msg)
|
|
return HttpResponseRedirect(request.get_full_path() + '#vncsettings')
|
|
|
|
if request.user.is_superuser:
|
|
if 'migrate' in request.POST:
|
|
compute_id = request.POST.get('compute_id', '')
|
|
live = request.POST.get('live_migrate', False)
|
|
unsafe = request.POST.get('unsafe_migrate', False)
|
|
xml_del = request.POST.get('xml_delete', False)
|
|
offline = request.POST.get('offline_migrate', False)
|
|
|
|
new_compute = Compute.objects.get(id=compute_id)
|
|
migrate_instance(new_compute, instance, live, unsafe, xml_del, offline)
|
|
|
|
return HttpResponseRedirect(reverse('instance', args=[new_compute.id, vname]))
|
|
|
|
if 'change_network' in request.POST:
|
|
msg = _("Change network")
|
|
network_data = {}
|
|
|
|
for post in request.POST:
|
|
if post.startswith('net-source-'):
|
|
(source, source_type) = get_network_tuple(request.POST.get(post))
|
|
network_data[post] = source
|
|
network_data[post + '-type'] = source_type
|
|
elif post.startswith('net-'):
|
|
network_data[post] = request.POST.get(post, '')
|
|
|
|
conn.change_network(network_data)
|
|
addlogmsg(request.user.username, instance.name, msg)
|
|
msg = _("Network Devices are changed. Please reboot instance to activate.")
|
|
if conn.get_status() != 5: messages.success(request, msg)
|
|
return HttpResponseRedirect(request.get_full_path() + '#network')
|
|
|
|
if 'add_network' in request.POST:
|
|
msg = _("Add network")
|
|
mac = request.POST.get('add-net-mac')
|
|
nwfilter = request.POST.get('add-net-nwfilter')
|
|
(source, source_type) = get_network_tuple(request.POST.get('add-net-network'))
|
|
|
|
conn.add_network(mac, source, source_type, nwfilter=nwfilter)
|
|
|
|
addlogmsg(request.user.username, instance.name, msg)
|
|
msg = _("Network Device is added. Please reboot instance to activate.")
|
|
if conn.get_status() != 5: messages.success(request, msg)
|
|
|
|
return HttpResponseRedirect(request.get_full_path() + '#network')
|
|
|
|
if 'delete_network' in request.POST:
|
|
msg = _("Delete network")
|
|
mac_address = request.POST.get('delete_network', '')
|
|
|
|
conn.delete_network(mac_address)
|
|
addlogmsg(request.user.username, instance.name, msg)
|
|
msg = _("Network Device is deleted. Please reboot instance to activate.")
|
|
if conn.get_status() != 5: messages.success(request, msg)
|
|
return HttpResponseRedirect(request.get_full_path() + '#network')
|
|
|
|
if 'add_owner' in request.POST:
|
|
user_id = int(request.POST.get('user_id', ''))
|
|
|
|
if settings.ALLOW_INSTANCE_MULTIPLE_OWNER:
|
|
check_inst = UserInstance.objects.filter(instance=instance, user_id=user_id)
|
|
else:
|
|
check_inst = UserInstance.objects.filter(instance=instance)
|
|
|
|
if check_inst:
|
|
msg = _("Owner already added")
|
|
error_messages.append(msg)
|
|
else:
|
|
add_user_inst = UserInstance(instance=instance, user_id=user_id)
|
|
add_user_inst.save()
|
|
msg = _("Added owner %d" % user_id)
|
|
addlogmsg(request.user.username, instance.name, msg)
|
|
return HttpResponseRedirect(request.get_full_path() + '#users')
|
|
|
|
if 'del_owner' in request.POST:
|
|
userinstance_id = int(request.POST.get('userinstance', ''))
|
|
userinstance = UserInstance.objects.get(pk=userinstance_id)
|
|
userinstance.delete()
|
|
msg = _("Deleted owner %d" % userinstance_id)
|
|
addlogmsg(request.user.username, instance.name, msg)
|
|
return HttpResponseRedirect(request.get_full_path() + '#users')
|
|
|
|
if request.user.is_superuser or request.user.userattributes.can_clone_instances:
|
|
if 'clone' in request.POST:
|
|
clone_data = {}
|
|
clone_data['name'] = request.POST.get('name', '')
|
|
|
|
disk_sum = sum([disk['size'] >> 30 for disk in disks])
|
|
quota_msg = check_user_quota(1, vcpu, memory, disk_sum)
|
|
check_instance = Instance.objects.filter(name=clone_data['name'])
|
|
|
|
for post in request.POST:
|
|
clone_data[post] = request.POST.get(post, '').strip()
|
|
|
|
if clone_instance_auto_name and not clone_data['name']:
|
|
auto_vname = clone_free_names[0]
|
|
clone_data['name'] = auto_vname
|
|
clone_data['clone-net-mac-0'] = _get_dhcp_mac_address(auto_vname)
|
|
for disk in disks:
|
|
disk_dev = "disk-{}".format(disk['dev'])
|
|
disk_name = get_clone_disk_name(disk, vname, auto_vname)
|
|
clone_data[disk_dev] = disk_name
|
|
|
|
if not request.user.is_superuser and quota_msg:
|
|
msg = _("User %s quota reached, cannot create '%s'!" % (quota_msg, clone_data['name']))
|
|
error_messages.append(msg)
|
|
elif check_instance:
|
|
msg = _("Instance '%s' already exists!" % clone_data['name'])
|
|
error_messages.append(msg)
|
|
elif not re.match(r'^[a-zA-Z0-9-]+$', clone_data['name']):
|
|
msg = _("Instance name '%s' contains invalid characters!" % clone_data['name'])
|
|
error_messages.append(msg)
|
|
elif not re.match(r'^([0-9A-F]{2})(\:?[0-9A-F]{2}){5}$', clone_data['clone-net-mac-0'],
|
|
re.IGNORECASE):
|
|
msg = _("Instance mac '%s' invalid format!" % clone_data['clone-net-mac-0'])
|
|
error_messages.append(msg)
|
|
else:
|
|
new_instance = Instance(compute_id=compute_id, name=clone_data['name'])
|
|
new_instance.save()
|
|
try:
|
|
new_uuid = conn.clone_instance(clone_data)
|
|
new_instance.uuid = new_uuid
|
|
new_instance.save()
|
|
except Exception as e:
|
|
new_instance.delete()
|
|
raise e
|
|
userinstance = UserInstance(instance_id=new_instance.id, user_id=request.user.id, is_delete=True)
|
|
userinstance.save()
|
|
|
|
msg = _("Clone of '%s'" % instance.name)
|
|
addlogmsg(request.user.username, new_instance.name, msg)
|
|
if settings.CLONE_INSTANCE_AUTO_MIGRATE:
|
|
new_compute = Compute.objects.order_by('?').first()
|
|
migrate_instance(new_compute, new_instance, xml_del=True, offline=True)
|
|
return HttpResponseRedirect(
|
|
reverse('instance', args=[new_instance.compute.id, new_instance.name]))
|
|
|
|
if 'change_options' in request.POST and (request.user.is_superuser or request.user.is_staff or userinstance.is_change):
|
|
instance.is_template = request.POST.get('is_template', False)
|
|
instance.save()
|
|
|
|
options = {}
|
|
for post in request.POST:
|
|
if post in ['title', 'description']:
|
|
options[post] = request.POST.get(post, '')
|
|
conn.set_options(options)
|
|
|
|
msg = _("Edit options")
|
|
addlogmsg(request.user.username, instance.name, msg)
|
|
return HttpResponseRedirect(request.get_full_path() + '#options')
|
|
|
|
conn.close()
|
|
|
|
except libvirtError as lib_err:
|
|
error_messages.append(lib_err.message)
|
|
addlogmsg(request.user.username, vname, lib_err.message)
|
|
|
|
return render(request, 'instance.html', locals())
|
|
|
|
|
|
@login_required
|
|
def inst_status(request, compute_id, vname):
|
|
"""
|
|
:param request:
|
|
:return:
|
|
"""
|
|
|
|
compute = get_object_or_404(Compute, pk=compute_id)
|
|
response = HttpResponse()
|
|
response['Content-Type'] = "text/javascript"
|
|
|
|
try:
|
|
conn = wvmInstance(compute.hostname,
|
|
compute.login,
|
|
compute.password,
|
|
compute.type,
|
|
vname)
|
|
data = json.dumps({'status': conn.get_status()})
|
|
conn.close()
|
|
except libvirtError:
|
|
data = json.dumps({'error': 'Error 500'})
|
|
response.write(data)
|
|
return response
|
|
|
|
|
|
def get_host_instances(request,comp):
|
|
|
|
def refresh_instance_database(comp, inst_name, info):
|
|
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
|
|
|
|
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(request.user.username, i.name, _("Deleting due to multiple 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()
|
|
|
|
all_host_vms = {}
|
|
status = connection_manager.host_is_up(comp.type, comp.hostname)
|
|
|
|
if status:
|
|
|
|
conn = wvmHostDetails(comp, comp.login, comp.password, comp.type)
|
|
comp_node_info = conn.get_node_info()
|
|
comp_mem = conn.get_memory_usage()
|
|
comp_instances = conn.get_host_instances(True)
|
|
|
|
if comp_instances:
|
|
comp_info = {
|
|
"id": comp.id,
|
|
"name": comp.name,
|
|
"status": status,
|
|
"cpu": comp_node_info[3],
|
|
"mem_size": comp_node_info[2],
|
|
"mem_perc": comp_mem['percent']
|
|
}
|
|
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():
|
|
refresh_instance_database(comp_info, vm, info)
|
|
|
|
conn.close()
|
|
|
|
return all_host_vms
|
|
|
|
def get_user_instances(request):
|
|
all_user_vms = {}
|
|
user_instances = UserInstance.objects.filter(user_id=request.user.id)
|
|
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,
|
|
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 instances_actions(request):
|
|
name = request.POST.get('name', '')
|
|
compute_id = request.POST.get('compute_id', '')
|
|
instance = Instance.objects.get(compute_id=compute_id, name=name)
|
|
|
|
conn = wvmInstances(instance.compute.hostname,
|
|
instance.compute.login,
|
|
instance.compute.password,
|
|
instance.compute.type)
|
|
if 'poweron' in request.POST:
|
|
if instance.is_template:
|
|
msg = _("Templates cannot be started.")
|
|
messages.error(request, msg)
|
|
else:
|
|
msg = _("Power On")
|
|
addlogmsg(request.user.username, instance.name, msg)
|
|
conn.start(name)
|
|
return HttpResponseRedirect(request.get_full_path())
|
|
|
|
if 'poweroff' in request.POST:
|
|
msg = _("Power Off")
|
|
addlogmsg(request.user.username, instance.name, msg)
|
|
conn.shutdown(name)
|
|
return HttpResponseRedirect(request.get_full_path())
|
|
|
|
if 'powercycle' in request.POST:
|
|
msg = _("Power Cycle")
|
|
conn.force_shutdown(name)
|
|
conn.start(name)
|
|
addlogmsg(request.user.username, instance.name, msg)
|
|
return HttpResponseRedirect(request.get_full_path())
|
|
|
|
if 'getvvfile' in request.POST:
|
|
msg = _("Send console.vv file")
|
|
addlogmsg(request.user.username, instance.name, msg)
|
|
response = HttpResponse(content='', content_type='application/x-virt-viewer', status=200, reason=None,
|
|
charset='utf-8')
|
|
response.writelines('[virt-viewer]\n')
|
|
response.writelines('type=' + conn.graphics_type(name) + '\n')
|
|
response.writelines('host=' + conn.graphics_listen(name) + '\n')
|
|
response.writelines('port=' + conn.graphics_port(name) + '\n')
|
|
response.writelines('title=' + conn.domain_name(name) + '\n')
|
|
response.writelines('password=' + conn.graphics_passwd(name) + '\n')
|
|
response.writelines('enable-usbredir=1\n')
|
|
response.writelines('disable-effects=all\n')
|
|
response.writelines('secure-attention=ctrl+alt+ins\n')
|
|
response.writelines('release-cursor=ctrl+alt\n')
|
|
response.writelines('fullscreen=1\n')
|
|
response.writelines('delete-this-file=1\n')
|
|
response['Content-Disposition'] = 'attachment; filename="console.vv"'
|
|
return response
|
|
|
|
if request.user.is_superuser:
|
|
|
|
if 'suspend' in request.POST:
|
|
msg = _("Suspend")
|
|
addlogmsg(request.user.username, instance.name, msg)
|
|
conn.suspend(name)
|
|
return HttpResponseRedirect(request.get_full_path())
|
|
|
|
if 'resume' in request.POST:
|
|
msg = _("Resume")
|
|
addlogmsg(request.user.username, instance.name, msg)
|
|
conn.resume(name)
|
|
return HttpResponseRedirect(request.get_full_path())
|
|
|
|
|
|
@login_required
|
|
def inst_graph(request, compute_id, vname):
|
|
"""
|
|
:param request:
|
|
:return:
|
|
"""
|
|
|
|
datasets = {}
|
|
json_blk = []
|
|
datasets_blk = {}
|
|
json_net = []
|
|
datasets_net = {}
|
|
cookies = {}
|
|
points = 5
|
|
curent_time = time.strftime("%H:%M:%S")
|
|
compute = get_object_or_404(Compute, pk=compute_id)
|
|
response = HttpResponse()
|
|
response['Content-Type'] = "text/javascript"
|
|
|
|
def check_points(dataset):
|
|
if len(dataset) > points:
|
|
dataset.pop(0)
|
|
return dataset
|
|
|
|
try:
|
|
conn = wvmInstance(compute.hostname,
|
|
compute.login,
|
|
compute.password,
|
|
compute.type,
|
|
vname)
|
|
cpu_usage = conn.cpu_usage()
|
|
blk_usage = conn.disk_usage()
|
|
net_usage = conn.net_usage()
|
|
conn.close()
|
|
|
|
try:
|
|
cookies['cpu'] = request.COOKIES['cpu']
|
|
cookies['blk'] = request.COOKIES['blk']
|
|
cookies['net'] = request.COOKIES['net']
|
|
cookies['timer'] = request.COOKIES['timer']
|
|
except KeyError:
|
|
cookies['cpu'] = None
|
|
cookies['blk'] = None
|
|
cookies['net'] = None
|
|
|
|
if not cookies['cpu']:
|
|
datasets['cpu'] = [0] * points
|
|
datasets['timer'] = [0] * points
|
|
else:
|
|
datasets['cpu'] = eval(cookies['cpu'])
|
|
datasets['timer'] = eval(cookies['timer'])
|
|
|
|
datasets['timer'].append(curent_time)
|
|
datasets['cpu'].append(int(cpu_usage['cpu']))
|
|
|
|
datasets['timer'] = check_points(datasets['timer'])
|
|
datasets['cpu'] = check_points(datasets['cpu'])
|
|
|
|
for blk in blk_usage:
|
|
if not cookies['blk']:
|
|
datasets_wr = [0] * points
|
|
datasets_rd = [0] * points
|
|
else:
|
|
datasets['blk'] = eval(cookies['blk'])
|
|
datasets_rd = datasets['blk'][blk['dev']][0]
|
|
datasets_wr = datasets['blk'][blk['dev']][1]
|
|
|
|
datasets_rd.append(int(blk['rd']) / 1048576)
|
|
datasets_wr.append(int(blk['wr']) / 1048576)
|
|
|
|
datasets_rd = check_points(datasets_rd)
|
|
datasets_wr = check_points(datasets_wr)
|
|
|
|
json_blk.append({'dev': blk['dev'], 'data': [datasets_rd, datasets_wr]})
|
|
datasets_blk[blk['dev']] = [datasets_rd, datasets_wr]
|
|
|
|
for net in net_usage:
|
|
if not cookies['net']:
|
|
datasets_rx = [0] * points
|
|
datasets_tx = [0] * points
|
|
else:
|
|
datasets['net'] = eval(cookies['net'])
|
|
datasets_rx = datasets['net'][net['dev']][0]
|
|
datasets_tx = datasets['net'][net['dev']][1]
|
|
|
|
datasets_rx.append(int(net['rx']) / 1048576)
|
|
datasets_tx.append(int(net['tx']) / 1048576)
|
|
|
|
datasets_rx = check_points(datasets_rx)
|
|
datasets_tx = check_points(datasets_tx)
|
|
|
|
json_net.append({'dev': net['dev'], 'data': [datasets_rx, datasets_tx]})
|
|
datasets_net[net['dev']] = [datasets_rx, datasets_tx]
|
|
|
|
data = json.dumps({'cpudata': datasets['cpu'], 'blkdata': json_blk,
|
|
'netdata': json_net, 'timeline': datasets['timer']})
|
|
|
|
response.cookies['cpu'] = datasets['cpu']
|
|
response.cookies['timer'] = datasets['timer']
|
|
response.cookies['blk'] = datasets_blk
|
|
response.cookies['net'] = datasets_net
|
|
except libvirtError:
|
|
data = json.dumps({'error': 'Error 500'})
|
|
|
|
response.write(data)
|
|
return response
|
|
|
|
|
|
def _get_dhcp_mac_address(vname):
|
|
dhcp_file = '/srv/webvirtcloud/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
|
|
|
|
|
|
@login_required
|
|
def guess_mac_address(request, vname):
|
|
data = {'vname': vname}
|
|
mac = _get_dhcp_mac_address(vname)
|
|
if not mac:
|
|
mac = _get_random_mac_address()
|
|
data['mac'] = mac
|
|
return HttpResponse(json.dumps(data))
|
|
|
|
|
|
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
|
|
|
|
|
|
@login_required
|
|
def random_mac_address(request):
|
|
data = {}
|
|
data['mac'] = _get_random_mac_address()
|
|
return HttpResponse(json.dumps(data))
|
|
|
|
|
|
@login_required
|
|
def guess_clone_name(request):
|
|
dhcp_file = '/srv/webvirtcloud/dhcpd.conf'
|
|
prefix = settings.CLONE_INSTANCE_DEFAULT_PREFIX
|
|
if os.path.isfile(dhcp_file):
|
|
instance_names = [i.name for i in Instance.objects.filter(name__startswith=prefix)]
|
|
with open(dhcp_file, 'r') as f:
|
|
for line in f:
|
|
line = line.strip()
|
|
if "host %s" % prefix in line:
|
|
fqdn = line.split(' ')[1]
|
|
hostname = fqdn.split('.')[0]
|
|
if hostname.startswith(prefix) and hostname not in instance_names:
|
|
return HttpResponse(json.dumps({'name': hostname}))
|
|
return HttpResponse(json.dumps({}))
|
|
|
|
|
|
@login_required
|
|
def check_instance(request, vname):
|
|
check_instance = Instance.objects.filter(name=vname)
|
|
data = {'vname': vname, 'exists': False}
|
|
if check_instance:
|
|
data['exists'] = True
|
|
return HttpResponse(json.dumps(data))
|
|
|
|
|
|
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 = "{}{}".format(clone_name, suffix)
|
|
elif "." in disk['image'] and len(disk['image'].rsplit(".", 1)[1]) <= 7:
|
|
name, suffix = disk['image'].rsplit(".", 1)
|
|
image = "{}-clone.{}".format(name, suffix)
|
|
else:
|
|
image = "{}-clone".format(disk['image'])
|
|
return image
|
|
|
|
|
|
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
|
|
|
|
|
|
def sshkeys(request, vname):
|
|
"""
|
|
:param request:
|
|
:param vm:
|
|
:return:
|
|
"""
|
|
|
|
instance_keys = []
|
|
userinstances = UserInstance.objects.filter(instance__name=vname)
|
|
|
|
for ui in userinstances:
|
|
keys = UserSSHKey.objects.filter(user=ui.user)
|
|
for k in keys:
|
|
instance_keys.append(k.keypublic)
|
|
if request.GET.get('plain', ''):
|
|
response = '\n'.join(instance_keys)
|
|
response += '\n'
|
|
else:
|
|
response = json.dumps(instance_keys)
|
|
return HttpResponse(response)
|
|
|
|
|
|
def delete_instance(instance, delete_disk=False):
|
|
compute = instance.compute
|
|
instance_name = instance.name
|
|
try:
|
|
conn = wvmInstance(compute.hostname,
|
|
compute.login,
|
|
compute.password,
|
|
compute.type,
|
|
instance.name)
|
|
|
|
del_userinstance = UserInstance.objects.filter(instance=instance)
|
|
if del_userinstance:
|
|
print("Deleting UserInstances")
|
|
print(del_userinstance)
|
|
del_userinstance.delete()
|
|
|
|
if conn.get_status() == 1:
|
|
print("Forcing shutdown")
|
|
conn.force_shutdown()
|
|
if delete_disk:
|
|
snapshots = sorted(conn.get_snapshot(), reverse=True, key=lambda k:k['date'])
|
|
for snap in snapshots:
|
|
print("Deleting snapshot {}".format(snap['name']))
|
|
conn.snapshot_delete(snap['name'])
|
|
print("Deleting disks")
|
|
conn.delete_all_disks()
|
|
|
|
conn.delete()
|
|
instance.delete()
|
|
|
|
print("Instance {} on compute {} sucessfully deleted".format(instance_name, compute.hostname))
|
|
|
|
except libvirtError as lib_err:
|
|
print("Error removing instance {} on compute {}".format(instance_name, compute.hostname))
|
|
raise lib_err
|
|
|