-
Notifications
You must be signed in to change notification settings - Fork 696
/
core.py
178 lines (132 loc) · 5.71 KB
/
core.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright 2012 OpenStack LLC
# Copyright 2012 Canonical Ltd.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
"""Main entry point into the Catalog service."""
import uuid
from keystone import config
from keystone import exception
from keystone import identity
from keystone import policy
from keystone import token
from keystone.common import manager
from keystone.common import wsgi
CONF = config.CONF
class Manager(manager.Manager):
"""Default pivot point for the Catalog backend.
See :mod:`keystone.common.manager.Manager` for more details on how this
dynamically calls the backend.
"""
def __init__(self):
super(Manager, self).__init__(CONF.catalog.driver)
class Driver(object):
"""Interface description for an Catalog driver."""
def list_services(self):
"""List all service ids in catalog.
Returns: list of service_ids or an empty list.
"""
raise exception.NotImplemented()
def get_service(self, service_id):
"""Get service by id.
Returns: service_ref dict or None.
"""
raise exception.NotImplemented()
def delete_service(self, service_id):
raise exception.NotImplemented()
def create_service(self, service_id, service_ref):
raise exception.NotImplemented()
def create_endpoint(self, endpoint_id, endpoint_ref):
raise exception.NotImplemented()
def delete_endpoint(self, endpoint_id):
raise exception.NotImplemented()
def get_endpoint(self, endpoint_id):
"""Get endpoint by id.
Returns: endpoint_ref dict or None.
"""
raise exception.NotImplemented()
def list_endpoints(self):
"""List all endpoint ids in catalog.
Returns: list of endpoint_ids or an empty list.
"""
raise exception.NotImplemented()
def get_catalog(self, user_id, tenant_id, metadata=None):
"""Retreive and format the current service catalog.
Returns: A nested dict representing the service catalog or an
empty dict.
Example:
{ 'RegionOne':
{'compute': {
'adminURL': u'http://host:8774/v1.1/tenantid',
'internalURL': u'http://host:8774/v1.1/tenant_id',
'name': 'Compute Service',
'publicURL': u'http://host:8774/v1.1/tenantid'},
'ec2': {
'adminURL': 'http://host:8773/services/Admin',
'internalURL': 'http://host:8773/services/Cloud',
'name': 'EC2 Service',
'publicURL': 'http://host:8773/services/Cloud'}}
"""
raise exception.NotImplemented()
class ServiceController(wsgi.Application):
def __init__(self):
self.catalog_api = Manager()
super(ServiceController, self).__init__()
# CRUD extensions
# NOTE(termie): this OS-KSADM stuff is not very consistent
def get_services(self, context):
service_list = self.catalog_api.list_services(context)
service_refs = [self.catalog_api.get_service(context, x)
for x in service_list]
return {'OS-KSADM:services': service_refs}
def get_service(self, context, service_id):
service_ref = self.catalog_api.get_service(context, service_id)
if not service_ref:
raise exception.ServiceNotFound(service_id=service_id)
return {'OS-KSADM:service': service_ref}
def delete_service(self, context, service_id):
service_ref = self.catalog_api.delete_service(context, service_id)
def create_service(self, context, OS_KSADM_service):
service_id = uuid.uuid4().hex
service_ref = OS_KSADM_service.copy()
service_ref['id'] = service_id
new_service_ref = self.catalog_api.create_service(
context, service_id, service_ref)
return {'OS-KSADM:service': new_service_ref}
class EndpointController(wsgi.Application):
def __init__(self):
self.catalog_api = Manager()
self.identity_api = identity.Manager()
self.policy_api = policy.Manager()
self.token_api = token.Manager()
super(EndpointController, self).__init__()
def get_endpoints(self, context):
self.assert_admin(context)
endpoint_list = self.catalog_api.list_endpoints(context)
endpoint_refs = [self.catalog_api.get_endpoint(context, e)
for e in endpoint_list]
return {'endpoints': endpoint_refs}
def create_endpoint(self, context, endpoint):
self.assert_admin(context)
endpoint_id = uuid.uuid4().hex
endpoint_ref = endpoint.copy()
endpoint_ref['id'] = endpoint_id
service_id = endpoint_ref['service_id']
if not self.catalog_api.service_exists(context, service_id):
raise exception.ServiceNotFound(service_id=service_id)
new_endpoint_ref = self.catalog_api.create_endpoint(
context, endpoint_id, endpoint_ref)
return {'endpoint': new_endpoint_ref}
def delete_endpoint(self, context, endpoint_id):
self.assert_admin(context)
endpoint_ref = self.catalog_api.delete_endpoint(context, endpoint_id)