dashboard: disk resize messages

c8b6d787 · Kálmán Viktor · 11c3e46a · c8b6d787 · c8b6d787 · c8b6d787
Commit c8b6d787 authored Jul 01, 2015 by Kálmán Viktor
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Showing with 67 additions and 22 deletions

circle/circle/urls.py
+2 -1

circle/request/models.py
+25 -9

circle/request/templates/request/detail.html
+21 -2

circle/request/views.py
+19 -10

No files found.
--- a/circle/circle/urls.py
+++ b/circle/circle/urls.py
@@ -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"),
 )

--- a/circle/request/models.py
+++ b/circle/request/models.py
@@ -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(
+        return _(
-            "You got access to the following template: %s",
+            'The disk <em class="text-muted">%(disk_name)s (#%(id)d)</em> of '
-            "You got access to the following templates: %s",
+            '<a href="%(url)s">%(vm_name)s</a> got resized. '
-            self.template_type.templates.count()
+            'The new size is: %(bytes)d bytes (%(size)s).'
-        ) % ", ".join([x.name for x in self.template_type.templates.all()])
+        ) % {'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):

--- a/circle/request/templates/request/detail.html
+++ b/circle/request/templates/request/detail.html
@@ -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">

--- a/circle/request/views.py
+++ b/circle/request/views.py
@@ -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(
+        req = Request(user=user, message=data['message'], action=dra,
-            user=user,
+                      type=Request.TYPES.resize)
-            message=data['message'],
-            type=Request.TYPES.resize,
-            action=dra
-        )
        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())