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Commit 013ed92b by Kálmán Viktor
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Merge branch 'feature-resize-help' into 'master' 

Disk resize help and request

![Kijelölés_053](https://git.ik.bme.hu/circle/cloud/uploads/04c1c2c4264db0e93ad9243f22c79d8e/Kijelölés_053.png)

See merge request !341
parents 9d2184d8 fb293c07
Showing with 875 additions and 35 deletions
circle/circle/urls.py
......@@ -25,7 +25,7 @@ from django.shortcuts import redirect
from circle.settings.base import get_env_variable
from dashboard.views import circle_login, HelpView
from dashboard.views import circle_login, HelpView, ResizeHelpView
from dashboard.forms import CirclePasswordResetForm, CircleSetPasswordForm
from firewall.views import add_blacklist_item
......@@ -65,6 +65,8 @@ urlpatterns = patterns(
url(r'^info/support/$',
TemplateView.as_view(template_name="info/support.html"),
name="info.support"),
url(r'^info/resize-how-to/$', ResizeHelpView.as_view(),
name="info.resize"),
)
......
circle/dashboard/static/dashboard/dashboard.less
......@@ -1488,3 +1488,38 @@ textarea[name="new_members"] {
.acl-table td:first-child {
text-align: center;
}
#resize-help {
table {
background-color: #f5f5f5;
}
.panel {
padding: 2px 20px;
background-color: #f5f5f5;
margin: 20px 0px;
}
ol li {
margin-top: 15px;
}
img {
display: block;
margin: 15px 0 5px 0;
}
pre {
margin-top: 5px;
}
hr {
margin: 50px 0;
}
}
#vm-details-resize-how-to {
font-size: 1.5em;
text-align: center;
width: 100%;
}
circle/dashboard/templates/dashboard/_disk-list-element.html
......@@ -4,24 +4,29 @@
<i class="fa fa-file"></i>
{{ d.name }} (#{{ d.id }}) - {{ d.size|filesize }}
{% if op.remove_disk %}
<span class="operation-wrapper">
<span class="operation-wrapper pull-right">
{% if d.is_resizable %}
{% if op.resize_disk %}
<a href="{{ op.resize_disk.get_url }}?disk={{d.pk}}"
class="btn btn-xs btn-{{ op.resize_disk.effect }} operation disk-resize-btn
{% if op.resize_disk.disabled %}disabled{% endif %}">
<i class="fa fa-{{ op.resize_disk.icon }} fa-fw-12"></i> {% trans "Resize" %}
</a>
{% else %}
<a href="{% url "request.views.request-resize" vm_pk=instance.pk disk_pk=d.pk %}" class="btn btn-xs btn-primary operation">
<i class="fa fa-arrows-alt fa-fw-12"></i> {% trans "Request resize" %}
</a>
{% endif %}
{% endif %}
{% if op.remove_disk %}
<a href="{{ op.remove_disk.get_url }}?disk={{d.pk}}"
class="btn btn-xs btn-{{ op.remove_disk.effect}} pull-right operation disk-remove-btn
class="btn btn-xs btn-{{ op.remove_disk.effect}} operation disk-remove-btn
{% if op.remove_disk.disabled %}disabled{% endif %}">
<i class="fa fa-{{ op.remove_disk.icon }} fa-fw-12"></i> {% trans "Remove" %}
</a>
</span>
{% endif %}
{% if op.resize_disk %}
<span class="operation-wrapper">
<a href="{{ op.resize_disk.get_url }}?disk={{d.pk}}"
class="btn btn-xs btn-{{ op.resize_disk.effect }} pull-right operation disk-resize-btn
{% if op.resize_disk.disabled %}disabled{% endif %}">
<i class="fa fa-{{ op.resize_disk.icon }} fa-fw-12"></i> {% trans "Resize" %}
</a>
</span>
{% endif %}
{% endif %}
</span>
<div style="clear: both;"></div>
{% if request.user.is_superuser %}
......
circle/dashboard/templates/dashboard/vm-detail/resources.html
......@@ -66,6 +66,17 @@
{% endfor %}
</div>
<hr />
{% if instance.disks.all %}
<div id="vm-details-resize-how-to">
<i class="fa fa-question"></i>
{% url "info.resize" as resize_url %}
{% blocktrans with url=resize_url %}
If you need help resizing the disks check out our <a href="{{ url }}">resize how-to.</a>
{% endblocktrans %}
</div>
{% endif %}
{% if user.is_superuser %}
<hr/>
......
circle/dashboard/views/index.py
......@@ -136,6 +136,10 @@ class HelpView(TemplateView):
return ctx
class ResizeHelpView(TemplateView):
template_name = "info/resize.html"
class OpenSearchDescriptionView(TemplateView):
template_name = "dashboard/vm-opensearch.xml"
content_type = "application/opensearchdescription+xml"
......
circle/request/forms.py
......@@ -22,6 +22,8 @@ from django.utils.translation import ugettext_lazy as _
from django.template import RequestContext
from django.template.loader import render_to_string
from sizefield.widgets import FileSizeWidget
from sizefield.utils import filesizeformat
from crispy_forms.helper import FormHelper
from crispy_forms.layout import Submit
......@@ -70,34 +72,32 @@ class InitialFromFileMixin(object):
RequestContext(request, {}),
)
def clean(self):
cleaned_data = super(InitialFromFileMixin, self).clean()
if cleaned_data['message'].strip() == self.initial['message'].strip():
raise ValidationError(
_("Fill in the message."),
code="invalid")
return cleaned_data
def clean_message(self):
message = self.cleaned_data['message']
if message.strip() == self.initial['message'].strip():
raise ValidationError(_("Fill in the message."), code="invalid")
return message.strip()
class TemplateRequestForm(InitialFromFileMixin, Form):
message = CharField(widget=Textarea, label=_("Message"))
template = ModelChoiceField(TemplateAccessType.objects.all(),
label=_("Template share"))
level = ChoiceField(TemplateAccessAction.LEVELS, widget=RadioSelect,
initial=TemplateAccessAction.LEVELS.user)
message = CharField(widget=Textarea, label=_("Message"))
initial_template = "request/initials/template.html"
class LeaseRequestForm(InitialFromFileMixin, Form):
lease = ModelChoiceField(LeaseType.objects.all(), label=_("Lease"))
message = CharField(widget=Textarea)
message = CharField(widget=Textarea, label=_("Message"))
initial_template = "request/initials/lease.html"
class ResourceRequestForm(InitialFromFileMixin, VmResourcesForm):
message = CharField(widget=Textarea)
message = CharField(widget=Textarea, label=_("Message"))
initial_template = "request/initials/resources.html"
......@@ -110,3 +110,28 @@ class ResourceRequestForm(InitialFromFileMixin, VmResourcesForm):
raise ValidationError(
_("You haven't changed any of the resources."),
code="invalid")
class ResizeRequestForm(InitialFromFileMixin, Form):
message = CharField(widget=Textarea, label=_("Message"))
size = CharField(widget=FileSizeWidget, label=_('Size'),
help_text=_('Size to resize the disk in bytes or with'
' units like MB or GB.'))
initial_template = "request/initials/resize.html"
def __init__(self, *args, **kwargs):
self.disk = kwargs.pop("disk")
super(ResizeRequestForm, self).__init__(*args, **kwargs)
def clean_size(self):
cleaned_data = super(ResizeRequestForm, self).clean()
disk = self.disk
size_in_bytes = cleaned_data.get("size")
if not size_in_bytes.isdigit() and len(size_in_bytes) > 0:
raise ValidationError(_("Invalid format, you can use GB or MB!"))
if int(size_in_bytes) < int(disk.size):
raise ValidationError(_("Disk size must be greater than the actual"
"size (%s).") % filesizeformat(disk.size))
return size_in_bytes
circle/request/migrations/0004_auto_20150629_1605.py 0 → 100644
# -*- coding: utf-8 -*-
from __future__ import unicode_literals
from django.db import models, migrations
import sizefield.models
class Migration(migrations.Migration):
dependencies = [
('vm', '0002_interface_model'),
('storage', '0002_disk_bus'),
('request', '0003_auto_20150410_1917'),
]
operations = [
migrations.CreateModel(
name='DiskResizeAction',
fields=[
('id', models.AutoField(verbose_name='ID', serialize=False, auto_created=True, primary_key=True)),
('size', sizefield.models.FileSizeField(default=None, null=True)),
('disk', models.ForeignKey(to='storage.Disk')),
('instance', models.ForeignKey(to='vm.Instance')),
],
options={
'abstract': False,
},
),
migrations.AlterField(
model_name='request',
name='type',
field=models.CharField(max_length=10, choices=[(b'resource', 'resource request'), (b'lease', 'lease request'), (b'template', 'template access request'), (b'resize', 'disk resize request')]),
),
]
circle/request/models.py
......@@ -32,10 +32,14 @@ from django.utils.translation import (
from django.core.urlresolvers import reverse
import requests
from sizefield.models import FileSizeField
from model_utils.models import TimeStampedModel
from model_utils import Choices
from sizefield.utils import filesizeformat
from vm.models import Instance, InstanceTemplate, Lease
from vm.operations import ResourcesOperation, ResizeDiskOperation
from storage.models import Disk
logger = logging.getLogger(__name__)
......@@ -49,6 +53,9 @@ class RequestAction(Model):
def accept_msg(self):
raise NotImplementedError
def is_acceptable(self):
return True
class Meta:
abstract = True
......@@ -77,6 +84,7 @@ class Request(TimeStampedModel):
('resource', _('resource request')),
('lease', _("lease request")),
('template', _("template access request")),
('resize', _("disk resize request")),
)
type = CharField(choices=TYPES, max_length=10)
message = TextField(verbose_name=_("Message"))
......@@ -99,7 +107,8 @@ class Request(TimeStampedModel):
return {
'resource': "tasks",
'lease': "clock-o",
'template': "puzzle-piece"
'template': "puzzle-piece",
'resize': "arrows-alt",
}.get(self.type)
def get_effect(self):
......@@ -143,6 +152,10 @@ class Request(TimeStampedModel):
decline_msg, url=self.get_absolute_url(), reason=self.reason,
)
@property
def is_acceptable(self):
return self.action.is_acceptable()
class LeaseType(RequestType):
lease = ForeignKey(Lease, verbose_name=_("Lease"))
......@@ -200,6 +213,9 @@ class ResourceChangeAction(RequestAction):
'priority': self.priority,
}
def is_acceptable(self):
return self.instance.status in ResourcesOperation.accept_states
class ExtendLeaseAction(RequestAction):
instance = ForeignKey(Instance)
......@@ -246,6 +262,30 @@ class TemplateAccessAction(RequestAction):
) % ", ".join([x.name for x in self.template_type.templates.all()])
class DiskResizeAction(RequestAction):
instance = ForeignKey(Instance)
disk = ForeignKey(Disk)
size = FileSizeField(null=True, default=None)
def accept(self, user):
self.instance.resize_disk(disk=self.disk, size=self.size, user=user)
@property
def accept_msg(self):
return _(
'The disk <em class="text-muted">%(disk_name)s (#%(id)d)</em> of '
'<a href="%(url)s">%(vm_name)s</a> got resized. '
'The new size is: %(bytes)d bytes (%(size)s).'
) % {'disk_name': self.disk.name, 'id': self.disk.id,
'url': self.instance.get_absolute_url(),
'vm_name': self.instance.name,
'bytes': self.size, 'size': filesizeformat(self.size),
}
def is_acceptable(self):
return self.instance.status in ResizeDiskOperation.accept_states
def send_notifications(sender, instance, created, **kwargs):
if not created:
return
......
circle/request/templates/request/_request-resize-form.html 0 → 100644
{% load i18n %}
{% load crispy_forms_tags %}
{% load sizefieldtags %}
<dl>
<dt>{% trans "Virtual machine" %}</dt>
<dd><a href="{{ vm.get_absolute_url }}">{{ vm.name }}</a></dd>
<dt>{% trans "Disk" %}</dt>
<dd>
{% if request.user.is_superuser %}
<a href="{{ disk.get_absolute_url }}">{{ disk.name }} (#{{ disk.id }})</a>
{% else %}
{{ disk.name }} (#{{ disk.id }})
{% endif %}
- {{ disk.size|filesize }}
</dd>
</dl>
<form action="{% url "request.views.request-resize" vm_pk=vm.pk disk_pk=disk.pk %}" method="POST">
{% include "display-form-errors.html" %}
{% csrf_token %}
{{ form.size|as_crispy_field }}
{{ form.message|as_crispy_field }}
<input type="submit" class="btn btn-primary" id="op-form-send"/>
</form>
circle/request/templates/request/detail.html
......@@ -3,6 +3,7 @@
{% load i18n %}
{% load render_table from django_tables2 %}
{% load arrowfilter %}
{% load sizefieldtags %}
{% block title-page %}{% trans "Request" %}{% endblock %}
......@@ -65,6 +66,15 @@
<dd>{{ action.get_readable_level }}</dd>
</dl>
{% elif object.type == "resource" %}
{% if not is_acceptable %}
<div class="alert alert-warning">
{% blocktrans %}
To change the resources the virtual machine must be in one of the following states:
STOPPED, PENDING, RUNNING. If the virtual machine is running it will be
automatically stopped when accepting the request.
{% endblocktrans %}
</div>
{% endif %}
<dl>
<dt>{% trans "VM name" %}</dt>
<dd><a href="{{ action.instance.get_absolute_url }}">{{ action.instance.name }}</a></dd>
......@@ -74,7 +84,7 @@
{{ action.instance.get_status_display|upper }}
</dd>
<dt>{% trans "VM description" %}</dt>
<dd>{{ action.instance.description }}</dd>
<dd>{{ action.instance.description|default:"-" }}</dd>
<dt>
{% trans "Priority" %}
<span class="text-muted" style="font-weight: normal;">{% trans "(old values in parentheses)" %}</span>
......@@ -85,8 +95,39 @@
<dt>{% trans "Ram size" %}</dt>
<dd>{{ action.ram_size }} ({{ action.instance.ram_size }}) MiB</dd>
</dl>
{% elif object.type == "resize" %}
{% if not is_acceptable %}
<div class="alert alert-warning">
{% trans "To resize the disk the virtual machine must be in RUNNING state." %}
</div>
{% endif %}
<dl>
<dt>{% trans "VM name" %}</dt>
<dd><a href="{{ action.instance.get_absolute_url }}">{{ action.instance.name }}</a></dd>
<dt>{% trans "Status" %}</dt>
<dd>
<i class="fa {{ action.instance.get_status_icon }}"></i>
{{ action.instance.get_status_display|upper }}
</dd>
<dt>{% trans "VM description" %}</dt>
<dd>{{ action.instance.description|default:"-" }}</dd>
<dt>{% trans "Disk" %}</dt>
<dd>
{% if request.user.is_superuser %}
<a href="{{ action.disk.get_absolute_url }}">
{{ action.disk.name }} (#{{ action.disk.id}})
</a>
{% else %}
{{ action.disk.name }} (#{{ action.disk.id}})</dd>
{% endif %}
</dd>
<dt>{% trans "Current size" %}</dt>
<dd>{{ action.disk.size|filesize}} ({{ action.disk.size }} bytes)</dd>
<dt>{% trans "Requested size" %}</dt>
<dd>{{ action.size|filesize}} ({{ action.size }} bytes)</dd>
</dl>
{% else %}
hacks!!!
Are you adding a new action type?
{% endif %}
{% if object.status == "PENDING" and request.user.is_superuser %}
......@@ -103,7 +144,7 @@
{% trans "Decline" %}
</button>
</form>
{% if object.type == "resource" and action.instance.status not in accept_states %}
{% if not is_acceptable %}
{% trans "You can't accept this request because of the VM's state." %}
{% else %}
<form method="POST">
......
circle/request/templates/request/initials/resize.html 0 → 100644
{% spaceless %}
{% if LANGUAGE_CODE == "en" %}
Why do you need a bigger disk?
{% else %} {# place your translations here #}
Why do you need a bigger disk?
{% endif %}
{% endspaceless %}
circle/request/urls.py
......@@ -23,7 +23,7 @@ from .views import (
LeaseTypeCreate, LeaseTypeDetail,
TemplateAccessTypeCreate, TemplateAccessTypeDetail,
TemplateRequestView, LeaseRequestView, ResourceRequestView,
LeaseTypeDelete, TemplateAccessTypeDelete,
LeaseTypeDelete, TemplateAccessTypeDelete, ResizeRequestView,
)
urlpatterns = patterns(
......@@ -60,4 +60,6 @@ urlpatterns = patterns(
name="request.views.request-lease"),
url(r'resource/(?P<vm_pk>\d+)/$', ResourceRequestView.as_view(),
name="request.views.request-resource"),
url(r'resize/(?P<vm_pk>\d+)/(?P<disk_pk>\d+)/$',
ResizeRequestView.as_view(), name="request.views.request-resize"),
)
circle/request/views.py
......@@ -19,27 +19,29 @@ from __future__ import unicode_literals, absolute_import
from django.views.generic import (
UpdateView, TemplateView, DetailView, CreateView, FormView, DeleteView,
)
from django.contrib import messages
from django.contrib.messages.views import SuccessMessageMixin
from django.shortcuts import redirect, get_object_or_404
from django.core.exceptions import PermissionDenied, SuspiciousOperation
from django.core.urlresolvers import reverse
from django.utils.translation import ugettext as _
from django.http import JsonResponse
from braces.views import SuperuserRequiredMixin, LoginRequiredMixin
from django_tables2 import SingleTableView
from request.models import (
Request, TemplateAccessType, LeaseType, TemplateAccessAction,
ExtendLeaseAction, ResourceChangeAction,
ExtendLeaseAction, ResourceChangeAction, DiskResizeAction
)
from storage.models import Disk
from vm.models import Instance
from vm.operations import ResourcesOperation
from request.tables import (
RequestTable, TemplateAccessTypeTable, LeaseTypeTable,
)
from request.forms import (
LeaseTypeForm, TemplateAccessTypeForm, TemplateRequestForm,
LeaseRequestForm, ResourceRequestForm,
LeaseRequestForm, ResourceRequestForm, ResizeRequestForm,
)
......@@ -93,7 +95,7 @@ class RequestDetail(LoginRequiredMixin, DetailView):
context = super(RequestDetail, self).get_context_data(**kwargs)
context['action'] = request.action
context['accept_states'] = ResourcesOperation.accept_states
context['is_acceptable'] = request.is_acceptable
# workaround for http://git.io/vIIYi
context['request'] = self.request
......@@ -167,6 +169,7 @@ class RequestTypeList(LoginRequiredMixin, SuperuserRequiredMixin,
class TemplateRequestView(LoginRequiredMixin, FormView):
form_class = TemplateRequestForm
template_name = "request/request-template.html"
success_message = _("Request successfully sent.")
def get_form_kwargs(self):
kwargs = super(TemplateRequestView, self).get_form_kwargs()
......@@ -192,7 +195,8 @@ class TemplateRequestView(LoginRequiredMixin, FormView):
)
req.save()
return redirect("/")
messages.success(self.request, self.success_message)
return redirect(reverse("dashboard.index"))
class VmRequestMixin(LoginRequiredMixin, object):
......@@ -224,6 +228,7 @@ class LeaseRequestView(VmRequestMixin, FormView):
form_class = LeaseRequestForm
template_name = "request/request-lease.html"
user_level = "operator"
success_message = _("Request successfully sent.")
def form_valid(self, form):
data = form.cleaned_data
......@@ -244,6 +249,7 @@ class LeaseRequestView(VmRequestMixin, FormView):
)
req.save()
messages.success(self.request, self.success_message)
return redirect(vm.get_absolute_url())
......@@ -251,6 +257,7 @@ class ResourceRequestView(VmRequestMixin, FormView):
form_class = ResourceRequestForm
template_name = "request/request-resource.html"
user_level = "user"
success_message = _("Request successfully sent.")
def get_form_kwargs(self):
kwargs = super(ResourceRequestView, self).get_form_kwargs()
......@@ -287,4 +294,60 @@ class ResourceRequestView(VmRequestMixin, FormView):
)
req.save()
messages.success(self.request, self.success_message)
return redirect(vm.get_absolute_url())
class ResizeRequestView(VmRequestMixin, FormView):
form_class = ResizeRequestForm
template_name = "request/_request-resize-form.html"
user_level = "owner"
success_message = _("Request successfully sent.")
def get_disk(self, *args, **kwargs):
disk = get_object_or_404(Disk, pk=self.kwargs['disk_pk'])
if disk not in self.get_vm().disks.all():
raise SuspiciousOperation
return disk
def get_form_kwargs(self):
kwargs = super(ResizeRequestView, self).get_form_kwargs()
kwargs['disk'] = self.get_disk()
return kwargs
def get_template_names(self):
if self.request.is_ajax():
return ['dashboard/_modal.html']
else:
return ['dashboard/_base.html']
def get_context_data(self, **kwargs):
context = super(ResizeRequestView, self).get_context_data(**kwargs)
context['disk'] = self.get_disk()
context['template'] = self.template_name
context['box_title'] = context['title'] = _("Disk resize request")
context['ajax_title'] = True
return context
def form_valid(self, form):
disk = self.get_disk()
if not disk.is_resizable:
raise SuspiciousOperation
vm = self.get_vm()
data = form.cleaned_data
user = self.request.user
dra = DiskResizeAction(instance=vm, disk=disk, size=data['size'])
dra.save()
req = Request(user=user, message=data['message'], action=dra,
type=Request.TYPES.resize)
req.save()
if self.request.is_ajax():
return JsonResponse({'success': True,
'messages': [self.success_message]})
else:
messages.success(self.request, self.success_message)
return redirect(vm.get_absolute_url())
circle/storage/models.py
......@@ -28,6 +28,7 @@ from celery.contrib.abortable import AbortableAsyncResult
from django.db.models import (Model, BooleanField, CharField, DateTimeField,
ForeignKey)
from django.core.exceptions import ObjectDoesNotExist
from django.core.urlresolvers import reverse
from django.utils import timezone
from django.utils.translation import ugettext_lazy as _, ugettext_noop
from model_utils.models import TimeStampedModel
......@@ -535,3 +536,10 @@ class Disk(TimeStampedModel):
disk.is_ready = True
disk.save()
return disk
def get_absolute_url(self):
return reverse('dashboard.views.disk-detail', kwargs={'pk': self.pk})
@property
def is_resizable(self):
return self.type in ('qcow2-norm', 'raw-rw')
circle/templates/info/resize.html 0 → 100644
{% extends "dashboard/base.html" %}
{% load staticfiles %}
{% load i18n %}
{% block title-page %}{% trans "Resize how-to" %}{% endblock %}
{% block content %}
<div class="row" id="resize-help">
<div class="col-lg-12">
<div class="page-header">
<h1 id="disk-linux">
<i class="fa fa-linux"></i>
{% trans "Expanding disk on Linux" %}
</h1>
</div>
<p>
{% blocktrans %}
If you don't have enogh space on your virtual machine you can ask for more.
After a request has been made an administrator can extend your HDD.
If the request is granted you have to manually rescan
and extend a logical volume on your machine to acquire the extra space.
To do so you need root access/administrator rights.
{% endblocktrans %}
</p>
<ol>
<li>
{% trans "Ask the administrator for more space. After it has been granted do the following steps." %}
</li>
<li>
{% blocktrans %}
You can check how much free space is left on your machine
(on Debian based distributions like Ubuntu) with the
<strong><code>df -h</code></strong> command.
As you can see below we need more space on
<strong>/</strong> so we will extend
<strong>/dev/mapper/cloud–x–vg-root</strong>.
{% endblocktrans %}
<div class="panel panel-default table-responsive">
<table class="table">
<thead>
<tr>
<th>Filesystem</th>
<th>Size</th>
<th>Used</th>
<th>Avail</th>
<th>Use%</th>
<th>Mounted on</th>
</tr>
</thead>
<tbody><tr>
<td><strong>/dev/mapper/cloud–x–vg-root</strong></td>
<td>39G</td>
<td>37G</td>
<td>65M</td>
<td>100%</td>
<td><strong>/</strong></td>
</tr>
<tr>
<td>none</td>
<td>4.0K</td>
<td>0</td>
<td>4.0K</td>
<td>0%</td>
<td>/sys/fs/cgroup</td>
</tr>
<tr>
<td>udev</td>
<td>487M</td>
<td>4.0K</td>
<td>487M</td>
<td>1%</td>
<td>/dev</td>
</tr>
<tr>
<td>tmpfs</td>
<td>100M</td>
<td>368K</td>
<td>100M</td>
<td>1%</td>
<td>/run</td>
</tr>
<tr>
<td>none</td>
<td>5.0M</td>
<td>0</td>
<td>5.0M</td>
<td>0%</td>
<td>/run/lock</td>
</tr>
<tr>
<td>none</td>
<td>498M</td>
<td>0</td>
<td>498M</td>
<td>0%</td>
<td>/run/shm</td>
</tr>
<tr>
<td>none</td>
<td>100M</td>
<td>0</td>
<td>100M</td>
<td>0%</td>
<td>/run/user</td>
</tr>
<tr>
<td>/dev/vda1</td>
<td>236M</td>
<td>37M</td>
<td>187M</td>
<td>17%</td>
<td>/boot</td>
</tr>
</tbody>
</table>
</div>
</li>
<li>
{% blocktrans %}
List logical volumes and find the
<strong>VG Name</strong>
(volume group name) of
<strong>/dev/mapper/cloud–x–vg-root</strong>:
<code>lvdisplay</code></p>
{% endblocktrans %}
<pre>
— Logical volume —
<em>LV Path /dev/cloud-x-vg/root</em>
LV Name root
<strong>VG Name cloud-x-vg</strong>
LV UUID xlGizo-eVyj-aqRn-Us7d-BRzj-dsKW-U6kp0F
LV Write Access read/write
LV Creation host, time cloud-x, 2014-07-31 13:17:53 +0200
LV Status available
<code>#</code> open 1
LV Size 38.76 GiB
Current LE 9923
Segments 2
Allocation inherit
Read ahead sectors auto
<code>-</code> currently set to 256
Block device 252:0</pre>
</li>
<li>
{% blocktrans %}
List physical volumes to get the
<strong>PV Name</strong> (partition name) of the
<strong>cloud-x-vg</strong> volume group:
<code>pvdisplay</code>
{% endblocktrans %}
<pre>
— Physical volume —
<strong>PV Name /dev/vda5</strong>
<em>VG Name cloud-x-vg</em>
PV Size 39.76 GiB / not usable 2.00 MiB
Allocatable yes (but full)
PE Size 4.00 MiB
Total PE 10178
Free PE 0
Allocated PE 10178
PV UUID JDp5TP-PHjT-Cgwk-MN4h-iAnk-9dfT-lYoldd</pre>
</li>
<li>
{% blocktrans %}
List the partitions with fdisk:
<strong><code>fdisk /dev/vda</code></strong>
and press <strong>p</strong>.
This will show something similar:
{% endblocktrans %}
<div class="panel panel-default table-responsive">
<table class="table">
<thead>
<tr>
<th>Device</th>
<th>Boot</th>
<th>Start</th>
<th>End</th>
<th>Blocks</th>
<th>Id</th>
<th>System</th>
</tr>
</thead>
<tbody><tr>
<td>/dev/vda1</td>
<td>*</td>
<td>2048</td>
<td>499711</td>
<td>248832</td>
<td>83</td>
<td>Linux</td>
</tr>
<tr>
<td>/dev/vda2</td>
<td></td>
<td>501758</td>
<td>83884031</td>
<td>41691137</td>
<td>5</td>
<td>Extended</td>
</tr>
<tr>
<td>/dev/vda5</td>
<td></td>
<td>501760</td>
<td>83884031</td>
<td>41691136</td>
<td>8e</td>
<td>Linux LVM</td>
</tr>
</tbody>
</table>
</div>
<p>
{% blocktrans %}
As you can see, the <strong>/dev/vda5</strong> is in the
<strong>/dev/vda2</strong> Extended partition.
To resize it we have to recreate the Extended partition.
{% endblocktrans %}
</p>
</li>
<li>
<p>{% trans "Delete the Extended partition:" %}</p>
<p>
{% blocktrans %}
Press <strong>d</strong> and the number of the partition.
In the example above the extended partition name is
<strong>vda2</strong> so press <strong>2</strong>.
{% endblocktrans %}
</p>
</li>
<li>
<p>{% trans "Create extended partition:" %}</p>
<p>
{% blocktrans %}
Press <strong>n</strong> to create new partition.
Type <strong>e</strong> to choose extended type.
Set partition number - the same as you deleted above:
<strong>2</strong>.
You can use the default starting and ending sector.
{% endblocktrans %}
</p>
</li>
<li>
<p>{% trans "Create logical partition:" %}</p>
<p>
{% blocktrans %}
Press <strong>n</strong> to create new partition.
Type <strong>l</strong> to choose logical type.
Set partition number - the same as the Linux LVM (vda5) has above: <strong>5</strong>.
You can use the default starting and ending sector.
{% endblocktrans %}
</p>
</li>
<li>
<p>{% trans "Change the logical partition’s type:" %}</p>
<p>
{% blocktrans %}
Press <strong>t</strong> to change type.
Set the logical partition’s number: <strong>5</strong> (vda5).
Type <strong>8e</strong> to choose Linux LVM type.
(to show the full list, press L).
{% endblocktrans %}
</p>
</li>
<li>
<p>{% trans "Save and exit: Press <strong>w</strong>." %}</p>
<p>{% trans "If you list the partitions again, you will see the difference:" %}</p>
<div class="panel panel-default table-responsive">
<table class="table">
<thead>
<tr>
<th>Device</th>
<th>Boot</th>
<th>Start</th>
<th>End</th>
<th>Blocks</th>
<th>Id</th>
<th>System</th>
</tr>
</thead>
<tbody>
<tr>
<td>/dev/vda1</td>
<td>*</td>
<td>2048</td>
<td>499711</td>
<td>248832</td>
<td>83</td>
<td>Linux</td>
</tr>
<tr>
<td>/dev/vda2</td>
<td></td>
<td>499712</td>
<td>89338673</td>
<td><strong>44419481</strong></td>
<td>5</td>
<td>Extended</td>
</tr>
<tr>
<td>/dev/vda5</td>
<td></td>
<td>501760</td>
<td>89338673</td>
<td><strong>44418457</strong></td>
<td>8e</td>
<td>Linux LVM</td>
</tr>
</tbody>
</table>
</div>
</li>
<li>
<p>
{% trans "Reread partition table:" %}
<code>partprobe -s /dev/vda</code>
</p>
<pre>
/dev/vda: msdos partitions 1 2 <5></pre>
</li>
<li>
<p>
{% trans "Resize logical partition:" %}
<code>pvresize /dev/vda5</code>
</p>
<pre>
Physical volume “/dev/vda5” changed
1 physical volume(s) resized / 0 physical volume(s) not resized</pre>
</li>
<li>
<p>
{% trans "Check Free PE / Size:" %}
<code>vgdisplay</code>
</p>
<pre>
...
Free PE / Size 666 / <strong>2.60 GiB</strong>
...</pre>
</li>
<li>
<p>
{% trans "Extend LVM:" %}
<code>lvextend -L</code>+<strong>2.6G</strong>
<code>/dev/mapper/cloud--x--vg-root</code>
</p>
<pre>
Rounding size to boundary between physical extents: 2.60 GiB
Extending logical volume root to 41.36 GiB
Logical volume root successfully resized</pre>
</li>
<li>
<p>
{% trans "Finally, resize filesystem:" %}
<code>resize2fs /dev/mapper/cloud--x--vg-root</code>
</p>
<pre>
resize2fs 1.42.9 (4-Feb-2014)
Filesystem at /dev/mapper/cloud–x–vg-root is mounted on /; on-line resizing required
old_desc_blocks = 3, new_desc_blocks = 3
The filesystem on /dev/mapper/cloud–x–vg-root is now 10843136 blocks long.</pre>
</li>
</ol>
<p>
{% blocktrans %}
The <strong><code>df -h</code></strong> will show now some free space on your <strong>/</strong>:
{% endblocktrans %}
</p>
<div class="panel panel-default table-responsive">
<table class="table">
<thead>
<tr>
<th>Filesystem</th>
<th>Size</th>
<th>Used</th>
<th>Avail</th>
<th>Use%</th>
<th>Mounted on</th>
</tr>
</thead>
<tbody>
<tr>
<td><strong>/dev/mapper/cloud–x–vg-root</strong></td>
<td><strong>41G</strong></td>
<td>37G</td>
<td><strong>2.6G</strong></td>
<td><strong>94%</strong></td>
<td><strong>/</strong></td>
</tr>
<tr>
<td>none</td>
<td>4.0K</td>
<td>0</td>
<td>4.0K</td>
<td>0%</td>
<td>/sys/fs/cgroup</td>
</tr>
<tr>
<td>udev</td>
<td>487M</td>
<td>4.0K</td>
<td>487M</td>
<td>1%</td>
<td>/dev</td>
</tr>
<tr>
<td>tmpfs</td>
<td>100M</td>
<td>368K</td>
<td>100M</td>
<td>1%</td>
<td>/run</td>
</tr>
<tr>
<td>none</td>
<td>5.0M</td>
<td>0</td>
<td>5.0M</td>
<td>0%</td>
<td>/run/lock</td>
</tr>
<tr>
<td>none</td>
<td>498M</td>
<td>0</td>
<td>498M</td>
<td>0%</td>
<td>/run/shm</td>
</tr>
<tr>
<td>none</td>
<td>100M</td>
<td>0</td>
<td>100M</td>
<td>0%</td>
<td>/run/user</td>
</tr>
<tr>
<td>/dev/vda1</td>
<td>236M</td>
<td>37M</td>
<td>187M</td>
<td>17%</td>
<td>/boot</td>
</tr>
</tbody>
</table>
</div><!-- .panel panel-default -->
<hr />
<h1 id="disk-win7">
<i class="fa fa-windows"></i>
{% trans "Expanding disk on Windows 7" %}
</h1>
<p>
{% blocktrans %}
If we don’t have enogh space on our virtual machine, we can ask more.
After the request, the administrator will extend your HDD, but you have
to rescan and extend it manually on your machine.
{% endblocktrans %}
</p>
<ol>
<li>
{% trans "Ask the administrator for more space. After they had given more, do the following steps." %}
<img src="{% static "dashboard/img/resize/1.png" %}"
alt="Sometimes we don't have enough space"/>
</li>
<li>
{% blocktrans %}
Click on the Start menu, and type: <code>disk management</code>.
Click the <code>Create and format hard disk partitions</code>
{% endblocktrans %}
<img src="{% static "dashboard/img/resize/2.png" %}" alt="{% trans "Start menu" %}" class="img-responsive">
</li>
<li>
{% trans "Currently you can’t see the extended size." %}
<img src="{% static "dashboard/img/resize/3.png" %}" alt="{% trans "Disk Management" %}" class="img-responsive">
</li>
<li>
{% blocktrans %}
To update the disk information, click <code>Rescan Disks</code> on the <code>Action</code> menu.
{% endblocktrans %}
<img src="{% static "dashboard/img/resize/4.png" %}" alt="{% trans "Rescan Disks" %}" class="img-responsive">
</li>
<li>
{% trans "After scanning Unallocated space appeared." %}
<img src="{% static "dashboard/img/resize/5.png" %}" alt="{% trans "New unallocated space" %}" class="img-responsive">
</li>
<li>
{% trans "To extend the C drive, right click on it, and select <code>Extend Volume</code>." %}
<img src="{% static "dashboard/img/resize/6.png" %}" alt="{% trans "Extend Volume..." %}" class="img-responsive">
<pre>{% trans "You can also create a new partition from the unallocated space." %}</pre>
</li>
<li>
{% blocktrans %}
In the wizard you can change, how much space will you using from the unallocated space.
The default is to use all, so press <kbd>Next</kbd>,<kbd>Next</kbd>,<kbd>Finish</kbd>.
{% endblocktrans %}
<img src="{% static "dashboard/img/resize/7_1.png" %}" alt="{% trans "Extend Volume Wizard" %}" class="img-responsive">
<img src="{% static "dashboard/img/resize/7_2.png" %}" alt="{% trans "Next" %}" class="img-responsive">
<img src="{% static "dashboard/img/resize/7_3.png" %}" alt="{% trans "Finish" %}" class="img-responsive">
</li>
<li>
{% trans "Your partition is now bigger." %}
<img src="{% static "dashboard/img/resize/8_1.png" %}" alt="{% trans "Bigger partition" %}" class="img-responsive">
<img src="{% static "dashboard/img/resize/8_2.png" %}" alt="{% trans "More free space" %}" class="img-responsive">
</li>
</ol>
</div><!-- .col-lg-12 -->
</div><!-- .row -->
{% endblock %}
circle/vm/operations.py
......@@ -306,6 +306,9 @@ class ResizeDiskOperation(RemoteInstanceOperation):
size=filesizeformat(kwargs['size']), name=kwargs['disk'].name)
def _operation(self, disk, size):
if not disk.is_resizable:
raise HumanReadableException.create(ugettext_noop(
'Disk type "%(type)s" is not resizable.'), type=disk.type)
super(ResizeDiskOperation, self)._operation(disk=disk, size=size)
disk.size = size
disk.save()
......
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