Activate library policy

This commit adds support to activate a library policy.

Partially-Implements blueprint add-policy-library-gui
Depends-On: I0c4a70002bd172c0b5842cc7de1c9bb5ad0bcf5a
            I9d038dd4c33ed509261f6b404ab278bd33318d3b

Change-Id: Ibe3223b08ae402037c6efe5ef50d05ba6e4d0379

README.rst

@@ -55,6 +55,7 @@ And enable it in Horizon
   $ ln -s <congress-dashboard>/congress_dashboard/enabled/_60_policies.py <horizon>/openstack_dashboard/local/enabled
   $ ln -s <congress-dashboard>/congress_dashboard/enabled/_70_datasources.py <horizon>/openstack_dashboard/local/enabled
   $ ln -s <congress-dashboard>/congress_dashboard/enabled/_75_monitoring.py <horizon>/openstack_dashboard/local/enabled
+  $ ln -s <congress-dashboard>/congress_dashboard/enabled/_80_library.py <horizon>/openstack_dashboard/local/enabled
 
 Restart Apache server
 

congress_dashboard/api/congress.py

@@ -134,10 +134,10 @@ def policies_list(request):
     return policies
 
 
-def policy_create(request, args):
+def policy_create(request, args, library_policy_id=None):
     """Create a policy with the given properties."""
     client = congressclient(request)
-    policy = client.create_policy(args)
+    policy = client.create_policy(args, library_policy_id)
     return policy
 
 

congress_dashboard/library/tables.py

@@ -15,6 +15,7 @@
 from django.core.urlresolvers import reverse
 from django.template.defaultfilters import linebreaksbr
 from django.utils.translation import ugettext_lazy as _
+from django.utils.translation import ungettext_lazy
 from horizon import tables
 
 from congress_dashboard.api import congress
@@ -24,6 +25,31 @@ def get_policy_link(datum):
     return reverse('horizon:admin:library:detail', args=(datum['id'],))
 
 
+class ActivatePolicy(tables.BatchAction):
+    name = 'activate_policy'
+    verbose_name = _('Activate')
+    icon = 'plus'
+
+    @staticmethod
+    def action_present(count):
+        return ungettext_lazy(
+            u"Activate Policy",
+            u"Activate Policy",
+            count
+        )
+
+    @staticmethod
+    def action_past(count):
+        return ungettext_lazy(
+            u"Activated Policy",
+            u"Activated Policy",
+            count
+        )
+
+    def action(self, request, obj_id):
+        congress.policy_create(request, {}, obj_id)
+
+
 class LibraryTable(tables.DataTable):
     id = tables.Column("id", verbose_name=_("Policy ID"), hidden=True,
                        sortable=False)
@@ -35,6 +61,7 @@ class LibraryTable(tables.DataTable):
     class Meta(object):
         name = "policy_library"
         verbose_name = _("Policy Library")
+        row_actions = (ActivatePolicy, )
         hidden_title = True
 
 

congress_dashboard/library/views.py

@@ -70,5 +70,9 @@ class DetailView(tables.DataTableView):
             policy, _ = congress.show_library_policy(self.request, policy_id)
             context['policy'] = policy
             return context
-        except Exception:
+        except Exception as e:
-            raise
+            margs = {'id': policy_id, 'error': str(e)}
+            msg = _('Unable to get library policy %(id)s: %(error)s') % margs
+            LOG.exception(msg)
+            messages.error(self.request, msg)
+            return []

releasenotes/notes/add-policy-library-gui-4071c78b9112e30c.yaml

@@ -0,0 +1,4 @@
+---
+features:
+  - New panel 'Library' is added to list/show/activate library policies from
+    dashboard.