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https://github.com/retspen/webvirtcloud
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added new feature: create and attach new volume to existing instance
move wvmCreate.get_cache_modes() to wvmConnect add wvmConnect.get_busses(), wvmConnect.get_image_formats(), used in forms add corresponding default values to settings (INSTANCE_VOLUME_DEFAULT_FORMAT INSTANCE_VOLUME_DEFAULT_BUS INSTANCE_VOLUME_DEFAULT_CACHE)
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Ing. Jan KRCMAR
parent
b095a77da5
commit
53f5518706
6 changed files with 170 additions and 15 deletions
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@ -309,6 +309,11 @@
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{% trans "Resize Instance" %}
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</a>
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</li>
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<li role="presentation">
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<a href="#addvolume" aria-controls="addvolume" role="tab" data-toggle="tab">
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{% trans "Add New Volume" %}
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</a>
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</li>
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</ul>
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<!-- Tab panes -->
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<div class="tab-content">
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@ -390,6 +395,88 @@
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{% endif %}
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<div class="clearfix"></div>
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</div>
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<div role="tabpanel" class="tab-pane tab-pane-bordered" id="addvolume">
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{% if request.user.is_superuser or userinstace.is_change %}
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<form class="form-horizontal" method="post" role="form">{% csrf_token %}
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<p style="font-weight:bold;">{% trans "Volume parameters" %}</p>
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<div class="form-group">
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<label class="col-sm-3 control-label" style="font-weight:normal;">{% trans "Storage" %}</label>
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<div class="col-sm-4">
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<select name="storage" class="form-control image-format">
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{% for storage in storages %}
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<option value="{{ storage }}">{{ storage }}</option>
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{% endfor %}
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</select>
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</div>
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</div>
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<div class="form-group">
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<label class="col-sm-3 control-label" style="font-weight:normal;">{% trans "Name" %}</label>
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<div class="col-sm-4">
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<input type="text" class="form-control" name="name" placeholder="{% trans "Name" %}" required pattern="[a-zA-Z0-9\.\-_]+">
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</div>
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<div class="col-sm-2">
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<select name="extension" class="form-control image-format">
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{% for format in formats %}
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<option value="{{ format }}" {% if format == default_format %}selected{% endif %}>{% trans format %}</option>
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{% endfor %}
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</select>
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</div>
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</div>
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<div class="form-group">
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<label class="col-sm-3 control-label" style="font-weight:normal;">{% trans "Format" %}</label>
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<div class="col-sm-4">
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<select name="format" class="form-control image-format">
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{% for format in formats %}
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<option value="{{ format }}" {% if format == default_format %}selected{% endif %}>{% trans format %}</option>
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{% endfor %}
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</select>
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</div>
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</div>
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<div class="form-group">
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<label class="col-sm-3 control-label" style="font-weight:normal;">{% trans "Size" %}</label>
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<div class="col-sm-4">
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<input type="text" class="form-control" name="size" value="10" maxlength="3" required pattern="[0-9]+">
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</div>
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<label class="col-sm-1 control-label">{% trans "GB" %}</label>
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</div>
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<div class="form-group">
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<label class="col-sm-3 control-label" style="font-weight:normal;">{% trans "Bus" %}</label>
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<div class="col-sm-4">
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<select name="bus" class="form-control image-format">
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{% for bus in busses %}
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<option value="{{ bus }}" {% if bus == default_bus %}selected{% endif %}>{% trans bus %}</option>
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{% endfor %}
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</select>
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</div>
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</div>
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<div class="form-group">
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<label class="col-sm-3 control-label" style="font-weight:normal;">{% trans "Cache" %}</label>
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<div class="col-sm-4">
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<select name="cache" class="form-control image-format">
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{% for mode, name in cache_modes %}
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<option value="{{ mode }}" {% if mode == default_cache %}selected{% endif %}>{% trans name %}</option>
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{% endfor %}
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</select>
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</div>
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</div>
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<div class="form-group meta-prealloc">
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<label class="col-sm-3 control-label" style="font-weight:normal;">{% trans "Metadata" %}</label>
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<div class="col-sm-4">
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<input type="checkbox" name="meta_prealloc" value="true">
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</div>
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</div>
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{% ifequal status 5 %}
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<button type="submit" class="btn btn-lg btn-success pull-right" name="addvolume">{% trans "Add volume" %}</button>
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{% else %}
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<button class="btn btn-lg btn-success pull-right disabled">{% trans "Add volume" %}</button>
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{% endifequal %}
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</form>
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{% else %}
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{% trans "You don't have permission for resizing instance" %}
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<button class="btn btn-lg btn-success pull-right disabled">{% trans "Add volume" %}</button>
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{% endif %}
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<div class="clearfix"></div>
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</div>
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</div>
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</div>
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</div>
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@ -4,7 +4,7 @@ import json
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import socket
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import crypt
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import re
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from string import letters, digits
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import string
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from random import choice
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from bisect import insort
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from django.http import HttpResponse, HttpResponseRedirect
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@ -18,6 +18,7 @@ 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.util import randomPasswd
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from libvirt import libvirtError, VIR_DOMAIN_XML_SECURE
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from webvirtcloud.settings import QEMU_KEYMAPS, QEMU_CONSOLE_TYPES
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@ -279,13 +280,25 @@ def instance(request, compute_id, vname):
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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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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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status = conn.get_status()
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autostart = conn.get_autostart()
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vcpu = conn.get_vcpu()
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@ -318,6 +331,13 @@ def instance(request, compute_id, vname):
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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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formats = conn.get_image_formats()
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default_bus = settings.INSTANCE_VOLUME_DEFAULT_BUS
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busses = conn.get_busses()
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try:
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instance = Instance.objects.get(compute_id=compute_id, name=vname)
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@ -457,6 +477,27 @@ def instance(request, compute_id, vname):
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addlogmsg(request.user.username, instance.name, msg)
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return HttpResponseRedirect(request.get_full_path() + '#resize')
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if 'addvolume' in request.POST and (request.user.is_superuser or userinstace.is_change):
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connCreate = wvmCreate(compute.hostname,
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compute.login,
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compute.password,
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compute.type)
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storage = request.POST.get('storage', '')
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name = request.POST.get('name', '')
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extension = request.POST.get('extension', '')
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format = request.POST.get('format', '')
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size = request.POST.get('size', 0)
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meta_prealloc = request.POST.get('meta_prealloc', False)
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bus = request.POST.get('bus', '')
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cache = request.POST.get('cache', '')
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target = get_new_disk_dev(disks, bus)
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path = connCreate.create_volume(storage, name, size, format, meta_prealloc, extension)
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conn.attach_disk(path, target, subdriver=format, cache=cache, targetbus=bus)
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msg = _('Attach new disk')
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addlogmsg(request.user.username, instance.name, msg)
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return HttpResponseRedirect(request.get_full_path() + '#resize')
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if 'umount_iso' in request.POST:
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image = request.POST.get('path', '')
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dev = request.POST.get('umount_iso', '')
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