admin: Wrap astakos actions in a transaction

Wrap actions that involve Astakos resources with the `commit_on_success`
transaction decorator. The action functions that involve Cyclades
objects do not need it since they use it internally.

snf-admin-app/synnefo_admin/admin/resources/projects/views.py

@@ -22,6 +22,7 @@ from django.utils.html import escape
 from synnefo.db.models import (VirtualMachine, Network, Volume,
                                IPAddress)
 from astakos.im.models import AstakosUser, Project
+from astakos.im import transaction
 
 from synnefo_admin import admin_settings
 from synnefo_admin.admin.actions import (has_permission_or_403,
@@ -191,6 +192,7 @@ JSON_CLASS = ProjectJSONView
 
 
 @has_permission_or_403(cached_actions)
+@transaction.commit_on_success
 def do_action(request, op, id):
     """Apply the requested action on the specified user."""
     if op == "contact":

snf-admin-app/synnefo_admin/admin/resources/users/views.py

@@ -23,6 +23,7 @@ from synnefo.db.models import (VirtualMachine, Network, IPAddressLog, Volume,
                                NetworkInterface, IPAddress)
 from astakos.im.models import AstakosUser, Project
 from astakos.im import user_logic as users
+from astakos.im import transaction
 
 from django.db.models import Q
 
@@ -161,6 +162,7 @@ JSON_CLASS = UserJSONView
 
 
 @has_permission_or_403(cached_actions)
+@transaction.commit_on_success
 def do_action(request, op, id):
     """Apply the requested action on the specified user."""
     user = get_user_or_404(id)