summaryrefslogtreecommitdiffstats
path: root/keystone-moon/keystone/tests/unit/test_v3_credential.py
blob: cf504b00ca35daf2f1c8e39ec72fe363003d7bcb (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
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
# Copyright 2013 OpenStack Foundation
#
# 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 hashlib
import json
import uuid

from keystoneclient.contrib.ec2 import utils as ec2_utils
from oslo_config import cfg
from six.moves import http_client
from testtools import matchers

from keystone import exception
from keystone.tests.unit import test_v3


CONF = cfg.CONF


class CredentialBaseTestCase(test_v3.RestfulTestCase):
    def _create_dict_blob_credential(self):
        blob = {"access": uuid.uuid4().hex,
                "secret": uuid.uuid4().hex}
        credential_id = hashlib.sha256(blob['access']).hexdigest()
        credential = self.new_credential_ref(
            user_id=self.user['id'],
            project_id=self.project_id)
        credential['id'] = credential_id

        # Store the blob as a dict *not* JSON ref bug #1259584
        # This means we can test the dict->json workaround, added
        # as part of the bugfix for backwards compatibility works.
        credential['blob'] = blob
        credential['type'] = 'ec2'
        # Create direct via the DB API to avoid validation failure
        self.credential_api.create_credential(
            credential_id,
            credential)
        expected_blob = json.dumps(blob)
        return expected_blob, credential_id


class CredentialTestCase(CredentialBaseTestCase):
    """Test credential CRUD."""
    def setUp(self):

        super(CredentialTestCase, self).setUp()

        self.credential_id = uuid.uuid4().hex
        self.credential = self.new_credential_ref(
            user_id=self.user['id'],
            project_id=self.project_id)
        self.credential['id'] = self.credential_id
        self.credential_api.create_credential(
            self.credential_id,
            self.credential)

    def test_credential_api_delete_credentials_for_project(self):
        self.credential_api.delete_credentials_for_project(self.project_id)
        # Test that the credential that we created in .setUp no longer exists
        # once we delete all credentials for self.project_id
        self.assertRaises(exception.CredentialNotFound,
                          self.credential_api.get_credential,
                          credential_id=self.credential_id)

    def test_credential_api_delete_credentials_for_user(self):
        self.credential_api.delete_credentials_for_user(self.user_id)
        # Test that the credential that we created in .setUp no longer exists
        # once we delete all credentials for self.user_id
        self.assertRaises(exception.CredentialNotFound,
                          self.credential_api.get_credential,
                          credential_id=self.credential_id)

    def test_list_credentials(self):
        """Call ``GET /credentials``."""
        r = self.get('/credentials')
        self.assertValidCredentialListResponse(r, ref=self.credential)

    def test_list_credentials_filtered_by_user_id(self):
        """Call ``GET  /credentials?user_id={user_id}``."""
        credential = self.new_credential_ref(
            user_id=uuid.uuid4().hex)
        self.credential_api.create_credential(
            credential['id'], credential)

        r = self.get('/credentials?user_id=%s' % self.user['id'])
        self.assertValidCredentialListResponse(r, ref=self.credential)
        for cred in r.result['credentials']:
            self.assertEqual(self.user['id'], cred['user_id'])

    def test_list_credentials_filtered_by_type(self):
        """Call ``GET  /credentials?type={type}``."""
        # The type ec2 was chosen, instead of a random string,
        # because the type must be in the list of supported types
        ec2_credential = self.new_credential_ref(user_id=uuid.uuid4().hex,
                                                 project_id=self.project_id,
                                                 cred_type='ec2')

        ec2_resp = self.credential_api.create_credential(
            ec2_credential['id'], ec2_credential)

        # The type cert was chosen for the same reason as ec2
        r = self.get('/credentials?type=cert')

        # Testing the filter for two different types
        self.assertValidCredentialListResponse(r, ref=self.credential)
        for cred in r.result['credentials']:
            self.assertEqual('cert', cred['type'])

        r_ec2 = self.get('/credentials?type=ec2')
        self.assertThat(r_ec2.result['credentials'], matchers.HasLength(1))
        cred_ec2 = r_ec2.result['credentials'][0]

        self.assertValidCredentialListResponse(r_ec2, ref=ec2_resp)
        self.assertEqual('ec2', cred_ec2['type'])
        self.assertEqual(cred_ec2['id'], ec2_credential['id'])

    def test_list_credentials_filtered_by_type_and_user_id(self):
        """Call ``GET  /credentials?user_id={user_id}&type={type}``."""
        user1_id = uuid.uuid4().hex
        user2_id = uuid.uuid4().hex

        # Creating credentials for two different users
        credential_user1_ec2 = self.new_credential_ref(
            user_id=user1_id, cred_type='ec2')
        credential_user1_cert = self.new_credential_ref(
            user_id=user1_id)
        credential_user2_cert = self.new_credential_ref(
            user_id=user2_id)

        self.credential_api.create_credential(
            credential_user1_ec2['id'], credential_user1_ec2)
        self.credential_api.create_credential(
            credential_user1_cert['id'], credential_user1_cert)
        self.credential_api.create_credential(
            credential_user2_cert['id'], credential_user2_cert)

        r = self.get('/credentials?user_id=%s&type=ec2' % user1_id)
        self.assertValidCredentialListResponse(r, ref=credential_user1_ec2)
        self.assertThat(r.result['credentials'], matchers.HasLength(1))
        cred = r.result['credentials'][0]
        self.assertEqual('ec2', cred['type'])
        self.assertEqual(user1_id, cred['user_id'])

    def test_create_credential(self):
        """Call ``POST /credentials``."""
        ref = self.new_credential_ref(user_id=self.user['id'])
        r = self.post(
            '/credentials',
            body={'credential': ref})
        self.assertValidCredentialResponse(r, ref)

    def test_get_credential(self):
        """Call ``GET /credentials/{credential_id}``."""
        r = self.get(
            '/credentials/%(credential_id)s' % {
                'credential_id': self.credential_id})
        self.assertValidCredentialResponse(r, self.credential)

    def test_update_credential(self):
        """Call ``PATCH /credentials/{credential_id}``."""
        ref = self.new_credential_ref(
            user_id=self.user['id'],
            project_id=self.project_id)
        del ref['id']
        r = self.patch(
            '/credentials/%(credential_id)s' % {
                'credential_id': self.credential_id},
            body={'credential': ref})
        self.assertValidCredentialResponse(r, ref)

    def test_delete_credential(self):
        """Call ``DELETE /credentials/{credential_id}``."""
        self.delete(
            '/credentials/%(credential_id)s' % {
                'credential_id': self.credential_id})

    def test_create_ec2_credential(self):
        """Call ``POST /credentials`` for creating ec2 credential."""
        ref = self.new_credential_ref(user_id=self.user['id'],
                                      project_id=self.project_id)
        blob = {"access": uuid.uuid4().hex,
                "secret": uuid.uuid4().hex}
        ref['blob'] = json.dumps(blob)
        ref['type'] = 'ec2'
        r = self.post(
            '/credentials',
            body={'credential': ref})
        self.assertValidCredentialResponse(r, ref)
        # Assert credential id is same as hash of access key id for
        # ec2 credentials
        self.assertEqual(r.result['credential']['id'],
                         hashlib.sha256(blob['access']).hexdigest())
        # Create second ec2 credential with the same access key id and check
        # for conflict.
        self.post(
            '/credentials',
            body={'credential': ref}, expected_status=409)

    def test_get_ec2_dict_blob(self):
        """Ensure non-JSON blob data is correctly converted."""
        expected_blob, credential_id = self._create_dict_blob_credential()

        r = self.get(
            '/credentials/%(credential_id)s' % {
                'credential_id': credential_id})
        self.assertEqual(expected_blob, r.result['credential']['blob'])

    def test_list_ec2_dict_blob(self):
        """Ensure non-JSON blob data is correctly converted."""
        expected_blob, credential_id = self._create_dict_blob_credential()

        list_r = self.get('/credentials')
        list_creds = list_r.result['credentials']
        list_ids = [r['id'] for r in list_creds]
        self.assertIn(credential_id, list_ids)
        for r in list_creds:
            if r['id'] == credential_id:
                self.assertEqual(expected_blob, r['blob'])

    def test_create_non_ec2_credential(self):
        """Call ``POST /credentials`` for creating non-ec2 credential."""
        ref = self.new_credential_ref(user_id=self.user['id'])
        blob = {"access": uuid.uuid4().hex,
                "secret": uuid.uuid4().hex}
        ref['blob'] = json.dumps(blob)
        r = self.post(
            '/credentials',
            body={'credential': ref})
        self.assertValidCredentialResponse(r, ref)
        # Assert credential id is not same as hash of access key id for
        # non-ec2 credentials
        self.assertNotEqual(r.result['credential']['id'],
                            hashlib.sha256(blob['access']).hexdigest())

    def test_create_ec2_credential_with_missing_project_id(self):
        """Call ``POST /credentials`` for creating ec2
           credential with missing project_id.
        """
        ref = self.new_credential_ref(user_id=self.user['id'])
        blob = {"access": uuid.uuid4().hex,
                "secret": uuid.uuid4().hex}
        ref['blob'] = json.dumps(blob)
        ref['type'] = 'ec2'
        # Assert bad request status when missing project_id
        self.post(
            '/credentials',
            body={'credential': ref}, expected_status=http_client.BAD_REQUEST)

    def test_create_ec2_credential_with_invalid_blob(self):
        """Call ``POST /credentials`` for creating ec2
           credential with invalid blob.
        """
        ref = self.new_credential_ref(user_id=self.user['id'],
                                      project_id=self.project_id)
        ref['blob'] = '{"abc":"def"d}'
        ref['type'] = 'ec2'
        # Assert bad request status when request contains invalid blob
        response = self.post(
            '/credentials',
            body={'credential': ref}, expected_status=http_client.BAD_REQUEST)
        self.assertValidErrorResponse(response)

    def test_create_credential_with_admin_token(self):
        # Make sure we can create credential with the static admin token
        ref = self.new_credential_ref(user_id=self.user['id'])
        r = self.post(
            '/credentials',
            body={'credential': ref},
            token=CONF.admin_token)
        self.assertValidCredentialResponse(r, ref)


class TestCredentialTrustScoped(test_v3.RestfulTestCase):
    """Test credential with trust scoped token."""
    def setUp(self):
        super(TestCredentialTrustScoped, self).setUp()

        self.trustee_user = self.new_user_ref(domain_id=self.domain_id)
        password = self.trustee_user['password']
        self.trustee_user = self.identity_api.create_user(self.trustee_user)
        self.trustee_user['password'] = password
        self.trustee_user_id = self.trustee_user['id']

    def config_overrides(self):
        super(TestCredentialTrustScoped, self).config_overrides()
        self.config_fixture.config(group='trust', enabled=True)

    def test_trust_scoped_ec2_credential(self):
        """Call ``POST /credentials`` for creating ec2 credential."""
        # Create the trust
        ref = self.new_trust_ref(
            trustor_user_id=self.user_id,
            trustee_user_id=self.trustee_user_id,
            project_id=self.project_id,
            impersonation=True,
            expires=dict(minutes=1),
            role_ids=[self.role_id])
        del ref['id']
        r = self.post('/OS-TRUST/trusts', body={'trust': ref})
        trust = self.assertValidTrustResponse(r)

        # Get a trust scoped token
        auth_data = self.build_authentication_request(
            user_id=self.trustee_user['id'],
            password=self.trustee_user['password'],
            trust_id=trust['id'])
        r = self.v3_authenticate_token(auth_data)
        self.assertValidProjectTrustScopedTokenResponse(r, self.user)
        trust_id = r.result['token']['OS-TRUST:trust']['id']
        token_id = r.headers.get('X-Subject-Token')

        # Create the credential with the trust scoped token
        ref = self.new_credential_ref(user_id=self.user['id'],
                                      project_id=self.project_id)
        blob = {"access": uuid.uuid4().hex,
                "secret": uuid.uuid4().hex}
        ref['blob'] = json.dumps(blob)
        ref['type'] = 'ec2'
        r = self.post(
            '/credentials',
            body={'credential': ref},
            token=token_id)

        # We expect the response blob to contain the trust_id
        ret_ref = ref.copy()
        ret_blob = blob.copy()
        ret_blob['trust_id'] = trust_id
        ret_ref['blob'] = json.dumps(ret_blob)
        self.assertValidCredentialResponse(r, ref=ret_ref)

        # Assert credential id is same as hash of access key id for
        # ec2 credentials
        self.assertEqual(r.result['credential']['id'],
                         hashlib.sha256(blob['access']).hexdigest())

        # Create second ec2 credential with the same access key id and check
        # for conflict.
        self.post(
            '/credentials',
            body={'credential': ref},
            token=token_id,
            expected_status=409)


class TestCredentialEc2(CredentialBaseTestCase):
    """Test v3 credential compatibility with ec2tokens."""
    def setUp(self):
        super(TestCredentialEc2, self).setUp()

    def _validate_signature(self, access, secret):
        """Test signature validation with the access/secret provided."""
        signer = ec2_utils.Ec2Signer(secret)
        params = {'SignatureMethod': 'HmacSHA256',
                  'SignatureVersion': '2',
                  'AWSAccessKeyId': access}
        request = {'host': 'foo',
                   'verb': 'GET',
                   'path': '/bar',
                   'params': params}
        signature = signer.generate(request)

        # Now make a request to validate the signed dummy request via the
        # ec2tokens API.  This proves the v3 ec2 credentials actually work.
        sig_ref = {'access': access,
                   'signature': signature,
                   'host': 'foo',
                   'verb': 'GET',
                   'path': '/bar',
                   'params': params}
        r = self.post(
            '/ec2tokens',
            body={'ec2Credentials': sig_ref},
            expected_status=http_client.OK)
        self.assertValidTokenResponse(r)

    def test_ec2_credential_signature_validate(self):
        """Test signature validation with a v3 ec2 credential."""
        ref = self.new_credential_ref(
            user_id=self.user['id'],
            project_id=self.project_id)
        blob = {"access": uuid.uuid4().hex,
                "secret": uuid.uuid4().hex}
        ref['blob'] = json.dumps(blob)
        ref['type'] = 'ec2'
        r = self.post(
            '/credentials',
            body={'credential': ref})
        self.assertValidCredentialResponse(r, ref)
        # Assert credential id is same as hash of access key id
        self.assertEqual(r.result['credential']['id'],
                         hashlib.sha256(blob['access']).hexdigest())

        cred_blob = json.loads(r.result['credential']['blob'])
        self.assertEqual(blob, cred_blob)
        self._validate_signature(access=cred_blob['access'],
                                 secret=cred_blob['secret'])

    def test_ec2_credential_signature_validate_legacy(self):
        """Test signature validation with a legacy v3 ec2 credential."""
        cred_json, credential_id = self._create_dict_blob_credential()
        cred_blob = json.loads(cred_json)
        self._validate_signature(access=cred_blob['access'],
                                 secret=cred_blob['secret'])

    def _get_ec2_cred_uri(self):
        return '/users/%s/credentials/OS-EC2' % self.user_id

    def _get_ec2_cred(self):
        uri = self._get_ec2_cred_uri()
        r = self.post(uri, body={'tenant_id': self.project_id})
        return r.result['credential']

    def test_ec2_create_credential(self):
        """Test ec2 credential creation."""
        ec2_cred = self._get_ec2_cred()
        self.assertEqual(self.user_id, ec2_cred['user_id'])
        self.assertEqual(self.project_id, ec2_cred['tenant_id'])
        self.assertIsNone(ec2_cred['trust_id'])
        self._validate_signature(access=ec2_cred['access'],
                                 secret=ec2_cred['secret'])
        uri = '/'.join([self._get_ec2_cred_uri(), ec2_cred['access']])
        self.assertThat(ec2_cred['links']['self'],
                        matchers.EndsWith(uri))

    def test_ec2_get_credential(self):
        ec2_cred = self._get_ec2_cred()
        uri = '/'.join([self._get_ec2_cred_uri(), ec2_cred['access']])
        r = self.get(uri)
        self.assertDictEqual(ec2_cred, r.result['credential'])
        self.assertThat(ec2_cred['links']['self'],
                        matchers.EndsWith(uri))

    def test_ec2_list_credentials(self):
        """Test ec2 credential listing."""
        self._get_ec2_cred()
        uri = self._get_ec2_cred_uri()
        r = self.get(uri)
        cred_list = r.result['credentials']
        self.assertEqual(1, len(cred_list))
        self.assertThat(r.result['links']['self'],
                        matchers.EndsWith(uri))

    def test_ec2_delete_credential(self):
        """Test ec2 credential deletion."""
        ec2_cred = self._get_ec2_cred()
        uri = '/'.join([self._get_ec2_cred_uri(), ec2_cred['access']])
        cred_from_credential_api = (
            self.credential_api
            .list_credentials_for_user(self.user_id))
        self.assertEqual(1, len(cred_from_credential_api))
        self.delete(uri)
        self.assertRaises(exception.CredentialNotFound,
                          self.credential_api.get_credential,
                          cred_from_credential_api[0]['id'])