Commit c8b6d787 by Kálmán Viktor

dashboard: disk resize messages

parent 11c3e46a
......@@ -65,7 +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"),
url(r'^info/resize-how-to/$', ResizeHelpView.as_view(),
name="info.resize"),
)
......
......@@ -35,8 +35,10 @@ 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__)
......@@ -51,6 +53,9 @@ class RequestAction(Model):
def accept_msg(self):
raise NotImplementedError
def is_acceptable(self):
return True
class Meta:
abstract = True
......@@ -147,6 +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"))
......@@ -204,6 +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)
......@@ -255,19 +267,23 @@ class DiskResizeAction(RequestAction):
disk = ForeignKey(Disk)
size = FileSizeField(null=True, default=None)
def get_readable_level(self):
return self.LEVELS[self.level]
def accept(self, user):
pass
self.instance.resize_disk(disk=self.disk, size=self.size, user=user)
@property
def accept_msg(self):
return ungettext(
"You got access to the following template: %s",
"You got access to the following templates: %s",
self.template_type.templates.count()
) % ", ".join([x.name for x in self.template_type.templates.all()])
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):
......
......@@ -66,6 +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>
......@@ -75,7 +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>
......@@ -87,9 +96,19 @@
<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>
......@@ -125,7 +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">
......
......@@ -19,11 +19,13 @@ 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
......@@ -34,7 +36,6 @@ from request.models import (
)
from storage.models import Disk
from vm.models import Instance
from vm.operations import ResourcesOperation
from request.tables import (
RequestTable, TemplateAccessTypeTable, LeaseTypeTable,
)
......@@ -94,7 +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
......@@ -168,6 +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()
......@@ -193,7 +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):
......@@ -225,6 +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
......@@ -245,6 +249,7 @@ class LeaseRequestView(VmRequestMixin, FormView):
)
req.save()
messages.success(self.request, self.success_message)
return redirect(vm.get_absolute_url())
......@@ -252,6 +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()
......@@ -288,6 +294,7 @@ class ResourceRequestView(VmRequestMixin, FormView):
)
req.save()
messages.success(self.request, self.success_message)
return redirect(vm.get_absolute_url())
......@@ -295,6 +302,7 @@ 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):
return get_object_or_404(Disk, pk=self.kwargs['disk_pk'])
......@@ -327,12 +335,13 @@ class ResizeRequestView(VmRequestMixin, FormView):
dra = DiskResizeAction(instance=vm, disk=disk, size=data['size'])
dra.save()
req = Request(
user=user,
message=data['message'],
type=Request.TYPES.resize,
action=dra
)
req = Request(user=user, message=data['message'], action=dra,
type=Request.TYPES.resize)
req.save()
return redirect(vm.get_absolute_url())
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())
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