summaryrefslogtreecommitdiffstats
path: root/newton/newton/proxy/views/identityV3.py
blob: d12e24ceaf32bf7df69038fcccb4ad6f30b35e6f (plain)
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
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
# Copyright (c) 2017 Wind River Systems, Inc.
#
# 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.
import logging
import json
import traceback

from django.core.cache import cache

from keystoneauth1 import access
from keystoneauth1.access import service_catalog
from keystoneauth1.exceptions import HttpError
from rest_framework import status
from rest_framework.response import Response
from rest_framework.views import APIView

from newton.pub.config import config
from newton.pub.exceptions import VimDriverNewtonException
from newton.requests.views.util import VimDriverUtils
from newton.proxy.views.proxy_utils import ProxyUtils

logger = logging.getLogger(__name__)

DEBUG=True

v3_version_detail = {
    "version": {
        "status": "stable",
        "updated": "2014-04-17T00:00:00Z",
        "media-types": [
            {
                "base": "application/json",
                "type": "application/vnd.openstack.identity-v3+json"
            }
        ],
        "id": "v3",
        "links": [
        ]
    }
}

class Tokens(APIView):
    service = {'service_type': 'identity',
               'interface': 'public'}

    def __init__(self):
        self.proxy_prefix = config.MULTICLOUD_PREFIX
        self._logger = logger

    def get(self, request, vimid=""):
        self._logger.debug("identityV3--get::META> %s" % request.META)

        return Response(data=v3_version_detail, status=status.HTTP_200_OK)

    def post(self, request, vimid=""):
        self._logger.debug("identityV3--post::META> %s" % request.META)
        self._logger.debug("identityV3--post::data> %s" % request.data)
        self._logger.debug("identityV3--post::vimid> %s" % (vimid))
        sess = None
        resp = None
        resp_body = None
        try:
            tenant_name = request.data.get("tenant_name")
            tenant_id = request.data.get("tenant_id")

            #backward support for keystone v2.0 API
            if not tenant_name and request.data.get("auth"):
                tenant_name = request.data["auth"].get("tenantName")
                tenant_id = request.data["auth"].get("tenantId")

            #keystone v3 API
            if not tenant_name and request.data.get("auth") \
                    and request.data["auth"].get("scope")\
                    and request.data["auth"]["scope"].get("project"):
                if request.data["auth"]["scope"]["project"].get("name"):
                    tenant_name = request.data["auth"]["scope"]["project"].get("name")
                else:
                    tenant_id = request.data["auth"]["scope"]["project"].get("id")



            # prepare request resource to vim instance
            vim = VimDriverUtils.get_vim_info(vimid)
            sess = VimDriverUtils.get_session(vim, tenantname = tenant_name, tenantid=tenant_id)

            tmp_auth_state = VimDriverUtils.get_auth_state(vim, sess)
            tmp_auth_info = json.loads(tmp_auth_state)
            tmp_auth_token = tmp_auth_info['auth_token']
            tmp_auth_data = tmp_auth_info['body']

            #store the auth_state, redis/memcached
            #set expiring in 1 hour

            #update the catalog
            tmp_auth_data['token']['catalog'], tmp_metadata_catalog = ProxyUtils.update_catalog(
                vimid, tmp_auth_data['token']['catalog'], self.proxy_prefix)

            tmp_auth_token = VimDriverUtils.update_token_cache(
                vim, sess, tmp_auth_token, tmp_auth_state, json.dumps(tmp_metadata_catalog))

            tmp_auth_data['token']['catalog'] = ProxyUtils.update_catalog_dnsaas(
                vimid,tmp_auth_data['token']['catalog'], self.proxy_prefix, vim)

            resp = Response(headers={'X-Subject-Token': tmp_auth_token},
                            data=tmp_auth_data, status=status.HTTP_201_CREATED)
            return resp
        except VimDriverNewtonException as e:

            return Response(data={'error': e.content}, status=e.status_code)
        except HttpError as e:
            self._logger.error("HttpError: status:%s, response:%s" % (e.http_status, e.response.json()))
            return Response(data=e.response.json(), status=e.http_status)
        except Exception as e:
            self._logger.error(traceback.format_exc())

            return Response(data={'error': str(e)},
                            status=status.HTTP_500_INTERNAL_SERVER_ERROR)

v2_version_detail = {
    "version": {
        "status": "stable",
        "updated": "2014-04-17T00:00:00Z",
        "media-types": [
            {
                "base": "application/json",
                "type": "application/vnd.openstack.identity-v2.0+json"
            }
        ],
        "id": "v2.0",
        "links": [
        ]
    }
}

class TokensV2(Tokens):
    '''
    Backward compatible API for /v2.0/tokens
    '''

    def __init__(self):
        self.proxy_prefix = config.MULTICLOUD_PREFIX
        self._logger = logger

    def get(self, request, vimid=""):
        self._logger.debug("TokensV2--get::META> %s" % request.META)

        return Response(data=v2_version_detail, status=status.HTTP_200_OK)

    def post(self, request, vimid=""):
        self._logger.debug("TokensV2--post::META> %s" % request.META)
        self._logger.debug("TokensV2--post::data> %s" % request.data)
        self._logger.debug("TokensV2--post::vimid > %s" % (vimid))

        try:
            resp = super(TokensV2,self).post(request, vimid)
            self._logger.debug("TokensV2--resp:: headers:%s, data:%s" % (resp._headers, resp.data))
            if resp.status_code == status.HTTP_201_CREATED:
                v3_content =  resp.data
                v3_token = v3_content['token']

                #convert catalog
                v2_catalog = []
                for v3_catalog in v3_token['catalog']:
                    v2_catalog1 = {
                        "type": v3_catalog["type"],
                        "name": v3_catalog["name"],
                        "endpoints": []
                    }

                    #convert endpoints
                    v2_catalog1_endpoints = None
                    for v3_endpoint in v3_catalog['endpoints']:
                        v2_catalog1_endpoints = {
                            "id": v3_endpoint['id'],
                            "region":v3_endpoint['region'],
                            "region_id": v3_endpoint['region_id'],
                            'interface':v3_endpoint['interface']
                        }
                        if v3_endpoint['interface'] == 'public':
                            v2_catalog1_endpoints['publicURL'] = v3_endpoint['url']
                        elif v3_endpoint['interface'] == 'admin':
                            v2_catalog1_endpoints['adminURL'] = v3_endpoint['url']
                        elif v3_endpoint['interface'] == 'internal':
                            v2_catalog1_endpoints['internalURL'] = v3_endpoint['url']

                    if v2_catalog1_endpoints:
                        v2_catalog1['endpoints'].append(v2_catalog1_endpoints)

                    v2_catalog.append(v2_catalog1)


                #conversion between v3 tokens response and v2.0 tokens response
                v3_token["project"]['enabled'] = 'true'
                v2_content = {
                    "access": {
                        "token": {
                            "id" : resp.get('X-Subject-Token', None),
                            "issued_at": v3_token["issued_at"],
                            "expires" : v3_token["expires_at"],
                            "tenant" : v3_token["project"],
                        },
                        "serviceCatalog": v2_catalog,
                        "user": v3_token["user"],
                    }
                }

                return Response(data=v2_content,
                                status=status.HTTP_200_OK \
                                    if resp.status_code==status.HTTP_201_CREATED \
                                    else resp.status_code)

            else:
                return resp
        except VimDriverNewtonException as e:

            return Response(data={'error': e.content}, status=e.status_code)
        except HttpError as e:
            self._logger.error("HttpError: status:%s, response:%s" % (e.http_status, e.response.json()))
            return Response(data=e.response.json(), status=e.http_status)
        except Exception as e:
            self._logger.error(traceback.format_exc())

            return Response(data={'error': str(e)},
                            status=status.HTTP_500_INTERNAL_SERVER_ERROR)