Add "Suspend" and "Resume" actions to Stacks table

This patch set adds "Suspend Stack" and "Resume Stack" buttons
to Stacks table to provide user with a possibility to suspend
and resume stack, like it is already implemented in CLI.

Partially implements blueprint: heat-ui-improvement

Change-Id: I6ea8cb7f342fdd8fcfd124012aefc66d9d898410

openstack_dashboard/api/heat.py

@@ -130,6 +130,14 @@ def action_check(request, stack_id):
     return heatclient(request).actions.check(stack_id)
 
 
+def action_suspend(request, stack_id):
+    return heatclient(request).actions.suspend(stack_id)
+
+
+def action_resume(request, stack_id):
+    return heatclient(request).actions.resume(stack_id)
+
+
 def resource_types_list(request):
     return heatclient(request).resource_types.list()
 

openstack_dashboard/conf/heat_policy.json

@@ -15,6 +15,8 @@
     "cloudformation:DescribeStackResources": "rule:deny_stack_user",
     "cloudformation:ListStackResources": "rule:deny_stack_user",
     "cloudformation:CheckStack": "rule:deny_stack_user",
+    "cloudformation:SuspendStack": "rule:deny_stack_user",
+    "cloudformation:ResumeStack": "rule:deny_stack_user",
 
     "cloudwatch:DeleteAlarms": "rule:deny_stack_user",
     "cloudwatch:DescribeAlarmHistory": "rule:deny_stack_user",

openstack_dashboard/dashboards/project/stacks/tables.py

@@ -61,6 +61,56 @@ class CheckStack(tables.BatchAction):
         api.heat.action_check(request, stack_id)
 
 
+class SuspendStack(tables.BatchAction):
+    name = "suspend"
+    verbose_name = _("Suspend Stack")
+    policy_rules = (("orchestration", "cloudformation:SuspendStack"),)
+
+    @staticmethod
+    def action_present(count):
+        return ungettext_lazy(
+            u"Suspend Stack",
+            u"Suspend Stacks",
+            count
+        )
+
+    @staticmethod
+    def action_past(count):
+        return ungettext_lazy(
+            u"Suspended Stack",
+            u"Suspended Stacks",
+            count
+        )
+
+    def action(self, request, stack_id):
+        api.heat.action_suspend(request, stack_id)
+
+
+class ResumeStack(tables.BatchAction):
+    name = "resume"
+    verbose_name = _("Resume Stack")
+    policy_rules = (("orchestration", "cloudformation:ResumeStack"),)
+
+    @staticmethod
+    def action_present(count):
+        return ungettext_lazy(
+            u"Resume Stack",
+            u"Resume Stacks",
+            count
+        )
+
+    @staticmethod
+    def action_past(count):
+        return ungettext_lazy(
+            u"Resumed Stack",
+            u"Resumed Stacks",
+            count
+        )
+
+    def action(self, request, stack_id):
+        api.heat.action_resume(request, stack_id)
+
+
 class ChangeStackTemplate(tables.LinkAction):
     name = "edit"
     verbose_name = _("Change Stack Template")
@@ -152,8 +202,16 @@ class StacksTable(tables.DataTable):
         pagination_param = 'stack_marker'
         status_columns = ["status", ]
         row_class = StacksUpdateRow
-        table_actions = (LaunchStack, CheckStack, DeleteStack,)
-        row_actions = (CheckStack, ChangeStackTemplate, DeleteStack,)
+        table_actions = (LaunchStack,
+                         CheckStack,
+                         SuspendStack,
+                         ResumeStack,
+                         DeleteStack,)
+        row_actions = (CheckStack,
+                       SuspendStack,
+                       ResumeStack,
+                       ChangeStackTemplate,
+                       DeleteStack,)
 
 
 def get_resource_url(obj):

openstack_dashboard/dashboards/project/stacks/tests.py

@@ -679,6 +679,22 @@ class StackTests(test.TestCase):
         self.assertNoFormErrors(res)
         self.assertRedirectsNoFollow(res, INDEX_URL)
 
+    def test_suspend_stack(self):
+        stack = self.stacks.first()
+        form_data = {"action": "stacks__suspend__%s" % stack.id}
+        res = self.client.post(INDEX_URL, form_data)
+
+        self.assertNoFormErrors(res)
+        self.assertRedirectsNoFollow(res, INDEX_URL)
+
+    def test_resume_stack(self):
+        stack = self.stacks.first()
+        form_data = {"action": "stacks__resume__%s" % stack.id}
+        res = self.client.post(INDEX_URL, form_data)
+
+        self.assertNoFormErrors(res)
+        self.assertRedirectsNoFollow(res, INDEX_URL)
+
 
 class TemplateFormTests(test.TestCase):