dashboard: add new node operation views

circle/dashboard/templates/dashboard/node-detail.html

@@ -6,6 +6,9 @@
 {% block content %}
 <div class="body-content">
   <div class="page-header">
+    <div class="pull-right" id="ops">
+      {% include "dashboard/vm-detail/_operations.html" %}
+    </div>
      <div class="pull-right" style="padding-top: 15px;">
       <a title="{% trans "Rename" %}" href="#" class="btn btn-default btn-xs node-details-rename-button"><i class="fa fa-pencil"></i></a>
       <a title="{% trans "Delete" %}" data-node-pk="{{ node.pk }}" class="btn btn-default btn-xs real-link node-delete" href="{% url "dashboard.views.delete-node" pk=node.pk %}"><i class="fa fa-trash-o"></i></a>

circle/dashboard/urls.py

@@ -25,7 +25,7 @@ from .views import (
     GroupDetailView, GroupList, IndexView,
     InstanceActivityDetail, LeaseCreate, LeaseDelete, LeaseDetail,
     MyPreferencesView, NodeAddTraitView, NodeCreate, NodeDelete,
-    NodeDetailView, NodeFlushView, NodeGraphView, NodeList, NodeStatus,
+    NodeDetailView, NodeGraphView, NodeList, NodeStatus,
     NotificationView, PortDelete, TemplateAclUpdateView, TemplateCreate,
     TemplateDelete, TemplateDetail, TemplateList, TransferOwnershipConfirmView,
     TransferOwnershipView, vm_activity, VmCreate, VmDetailView,
@@ -47,6 +47,8 @@ from .views import (
     LeaseAclUpdateView,
     ClientCheck, TokenLogin,
 )
+from .views.vm import vm_ops, vm_mass_ops
+from .views.node import node_ops
 
 autocomplete_light.autodiscover()
 
@@ -74,8 +76,6 @@ urlpatterns = patterns(
         name="dashboard.views.template-list"),
     url(r"^template/delete/(?P<pk>\d+)/$", TemplateDelete.as_view(),
         name="dashboard.views.template-delete"),
-
-    url(r'^vm/', include('dashboard.vm.urls')),
     url(r'^vm/(?P<pk>\d+)/remove_port/(?P<rule>\d+)/$', PortDelete.as_view(),
         name='dashboard.views.remove-port'),
     url(r'^vm/(?P<pk>\d+)/$', VmDetailView.as_view(),
@@ -110,8 +110,6 @@ urlpatterns = patterns(
         name="dashboard.views.delete-node"),
     url(r'^node/status/(?P<pk>\d+)/$', NodeStatus.as_view(),
         name="dashboard.views.status-node"),
-    url(r'^node/flush/(?P<pk>\d+)/$', NodeFlushView.as_view(),
-        name="dashboard.views.flush-node"),
     url(r'^node/create/$', NodeCreate.as_view(),
         name='dashboard.views.node-create'),
 
@@ -210,3 +208,21 @@ urlpatterns = patterns(
     url(r'^token-login/(?P<token>.*)/$', TokenLogin.as_view(),
         name="dashboard.views.token-login"),
 )
+
+urlpatterns += patterns(
+    '',
+    *(url(r'^vm/(?P<pk>\d+)/op/%s/$' % op, v.as_view(), name=v.get_urlname())
+        for op, v in vm_ops.iteritems())
+)
+
+urlpatterns += patterns(
+    '',
+    *(url(r'^vm/mass_op/%s/$' % op, v.as_view(), name=v.get_urlname())
+        for op, v in vm_mass_ops.iteritems())
+)
+
+urlpatterns += patterns(
+    '',
+    *(url(r'^node/(?P<pk>\d+)/op/%s/$' % op, v.as_view(), name=v.get_urlname())
+        for op, v in node_ops.iteritems())
+)

circle/dashboard/views/node.py

@@ -17,6 +17,7 @@
 from __future__ import unicode_literals, absolute_import
 
 import json
+from collections import OrderedDict
 
 from django.conf import settings
 from django.contrib import messages
@@ -37,7 +38,39 @@ from vm.models import Node, NodeActivity, Trait
 
 from ..forms import TraitForm, HostForm, NodeForm
 from ..tables import NodeListTable
-from .util import GraphViewBase
+from .util import GraphViewBase, AjaxOperationMixin, OperationView
+
+
+def get_operations(instance, user):
+    ops = []
+    for k, v in node_ops.iteritems():
+        try:
+            op = v.get_op_by_object(instance)
+            op.check_auth(user)
+            op.check_precond()
+        except Exception:
+            ops.append(v.bind_to_object(instance, disabled=True))
+        else:
+            ops.append(v.bind_to_object(instance))
+    return ops
+
+
+class NodeOperationView(AjaxOperationMixin, OperationView):
+
+    model = Node
+    context_object_name = 'node'  # much simpler to mock object
+
+
+node_ops = OrderedDict([
+    ('activate', NodeOperationView.factory(
+        op='activate', icon='play-circle', effect='success')),
+    ('passivate', NodeOperationView.factory(
+        op='passivate', icon='play-circle-o', effect='info')),
+    ('disable', NodeOperationView.factory(
+        op='disable', icon='times-circle-o', effect='danger')),
+    ('flush', NodeOperationView.factory(
+        op='flush', icon='paint-brush', effect='danger')),
+])
 
 
 class NodeDetailView(LoginRequiredMixin, SuperuserRequiredMixin, DetailView):
@@ -53,6 +86,8 @@ class NodeDetailView(LoginRequiredMixin, SuperuserRequiredMixin, DetailView):
         na = NodeActivity.objects.filter(
             node=self.object, parent=None
         ).order_by('-started').select_related()
+        context['ops'] = get_operations(self.object, self.request.user)
+        context['op'] = {i.op: i for i in context['ops']}
         context['activities'] = na
         context['trait_form'] = form
         context['graphite_enabled'] = (
@@ -316,42 +351,6 @@ class NodeStatus(LoginRequiredMixin, SuperuserRequiredMixin, DetailView):
             return redirect(self.get_success_url())
 
 
-class NodeFlushView(LoginRequiredMixin, SuperuserRequiredMixin, DetailView):
-    template_name = "dashboard/confirm/node-flush.html"
-    model = Node
-
-    def get_template_names(self):
-        if self.request.is_ajax():
-            return ['dashboard/confirm/ajax-node-flush.html']
-        else:
-            return ['dashboard/confirm/node-flush.html']
-
-    def get_success_url(self):
-        next = self.request.GET.get('next')
-        if next:
-            return next
-        else:
-            return reverse_lazy("dashboard.views.node-detail",
-                                kwargs={'pk': self.object.pk})
-
-    def get_context_data(self, **kwargs):
-        context = super(NodeFlushView, self).get_context_data(**kwargs)
-        return context
-
-    def post(self, request, *args, **kwargs):
-        if request.POST.get('flush') is not None:
-            return self.__flush(request)
-        return redirect(reverse_lazy("dashboard.views.node-detail",
-                                     kwargs={'pk': self.get_object().pk}))
-
-    def __flush(self, request):
-        self.object = self.get_object()
-        self.object.flush.async(user=request.user)
-        success_message = _("Node successfully flushed.")
-        messages.success(request, success_message)
-        return redirect(self.get_success_url())
-
-
 class NodeGraphView(SuperuserRequiredMixin, GraphViewBase):
     metrics = {
         'cpu': ('cactiStyle(alias(nonNegativeDerivative(%(prefix)s.cpu.times),'