blob: 23102f5ac5e628f25fe31ce69b94367d3231bc71 [file] [log] [blame]
Matteo Scandoloeb0d11c2017-08-08 13:05:26 -07001
2# Copyright 2017-present Open Networking Foundation
3#
4# Licensed under the Apache License, Version 2.0 (the "License");
5# you may not use this file except in compliance with the License.
6# You may obtain a copy of the License at
7#
8# http://www.apache.org/licenses/LICENSE-2.0
9#
10# Unless required by applicable law or agreed to in writing, software
11# distributed under the License is distributed on an "AS IS" BASIS,
12# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13# See the License for the specific language governing permissions and
14# limitations under the License.
15
16
Murat Parlakisik638c65f2017-05-31 11:10:24 +030017def __init__(self, *args, **kwargs):
18 super(OpenStackServiceMonitoringPublisher, self).__init__(*args, **kwargs)
19
20def can_update(self, user):
21 #Don't allow creation of this model instances for non-admin users also
22 return False
23
24def save(self, *args, **kwargs):
25 if not self.creator:
26 if not getattr(self, "caller", None):
27 # caller must be set when creating a monitoring channel since it creates a slice
28 raise XOSProgrammingError("OpenStackServiceMonitoringPublisher's self.caller was not set")
29 self.creator = self.caller
30 if not self.creator:
31 raise XOSProgrammingError("OpenStackServiceMonitoringPublisher's self.creator was not set")
32
33 if self.pk is None:
34 #Allow only one openstack monitoring publisher per admin user
35 publisher_count = sum ( [1 for ospublisher in OpenStackServiceMonitoringPublisher.get_tenant_objects().all() if (ospublisher.creator == self.creator)] )
36 if publisher_count > 0:
37 raise XOSValidationError("Already %s openstack publishers exist for user Can only create max 1 OpenStackServiceMonitoringPublisher instance per user" % str(publisher_count))
38
39 super(OpenStackServiceMonitoringPublisher, self).save(*args, **kwargs)