blob: 3132df1bc7fd85801a2c90df96ad8ad8fc52c468 [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 +030017sync_attributes = ("listening_endpoint", )
18
19default_attributes = {}
20def __init__(self, *args, **kwargs):
21 sflow_services = SFlowService.get_service_objects().all()
22 if sflow_services:
23 self._meta.get_field("provider_service").default = sflow_services[0].id
24 super(SFlowTenant, self).__init__(*args, **kwargs)
25
26@property
27def creator(self):
28 from core.models import User
29 if getattr(self, "cached_creator", None):
30 return self.cached_creator
31 creator_id=self.get_attribute("creator_id")
32 if not creator_id:
33 return None
34 users=User.objects.filter(id=creator_id)
35 if not users:
36 return None
37 user=users[0]
38 self.cached_creator = users[0]
39 return user
40
41@creator.setter
42def creator(self, value):
43 if value:
44 value = value.id
45 if (value != self.get_attribute("creator_id", None)):
46 self.cached_creator=None
47 self.set_attribute("creator_id", value)
48
49@property
50def listening_endpoint(self):
51 return self.get_attribute("listening_endpoint", None)
52
53@listening_endpoint.setter
54def listening_endpoint(self, value):
55 if urlparse(value).scheme != 'udp':
56 raise XOSProgrammingError("SFlowTenant: Only UDP listening endpoint URLs are accepted...valid syntax is: udp://ip:port")
57 self.set_attribute("listening_endpoint", value)
58
59def save(self, *args, **kwargs):
60 if not self.creator:
61 if not getattr(self, "caller", None):
62 # caller must be set when creating a SFlow tenant since it creates a slice
63 raise XOSProgrammingError("SFlowTenant's self.caller was not set")
64 self.creator = self.caller
65 if not self.creator:
66 raise XOSProgrammingError("SFlowTenant's self.creator was not set")
67
68 if not self.listening_endpoint:
69 raise XOSProgrammingError("SFlowTenant's self.listening_endpoint was not set")
70
71 if self.pk is None:
72 #Allow only one sflow channel per user and listening_endpoint
73 channel_count = sum ( [1 for channel in SFlowTenant.get_tenant_objects().all() if ((channel.creator == self.creator) and (channel.listening_endpoint == self.listening_endpoint))] )
74 if channel_count > 0:
75 raise XOSValidationError("Already %s sflow channels exist for user Can only create max 1 tenant per user and listening endpoint" % str(channel_count))
76
77 super(SFlowTenant, self).save(*args, **kwargs)
78
79def delete(self, *args, **kwargs):
80 super(MonitoringChannel, self).delete(*args, **kwargs)
81
82@property
83def authorized_resource_list(self):
84 return ['all']
85
86@property
87def authorized_resource_list_str(self):
88 return ", ".join(self.authorized_resource_list)