deckhand/deckhand/tests/unit/control/test_rendered_documents_con...

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22 KiB
Python

# Copyright 2017 AT&T Intellectual Property. All other rights reserved.
#
# 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 yaml
import mock
from deckhand.common.document import DocumentDict as dd
from deckhand.control import revision_documents
from deckhand.engine import secrets_manager
from deckhand import errors
from deckhand import factories
from deckhand.tests import test_utils
from deckhand.tests.unit.control import base as test_base
from deckhand import types
class TestRenderedDocumentsController(test_base.BaseControllerTest):
def test_list_rendered_documents_exclude_abstract_documents(self):
rules = {'deckhand:list_cleartext_documents': '@',
'deckhand:list_encrypted_documents': '@',
'deckhand:create_cleartext_documents': '@'}
self.policy.set_rules(rules)
# Create 2 docs: one concrete, one abstract.
documents_factory = factories.DocumentFactory(2, [1, 1])
payload = documents_factory.gen_test({
'_SITE_ACTIONS_1_': {
'actions': [{'method': 'merge', 'path': '.'}]
}
}, global_abstract=False)
concrete_doc = payload[1]
resp = self.app.simulate_put(
'/api/v1.0/buckets/mop/documents',
headers={'Content-Type': 'application/x-yaml'},
body=yaml.safe_dump_all(payload))
self.assertEqual(200, resp.status_code)
revision_id = list(yaml.safe_load_all(resp.text))[0]['status'][
'revision']
# Verify that the concrete document is returned, but not the abstract
# one.
resp = self.app.simulate_get(
'/api/v1.0/revisions/%s/rendered-documents' % revision_id,
headers={'Content-Type': 'application/x-yaml'})
self.assertEqual(200, resp.status_code)
rendered_documents = list(yaml.safe_load_all(resp.text))
self.assertEqual(2, len(rendered_documents))
rendered_documents = list(filter(
lambda x: not x['schema'].startswith(types.LAYERING_POLICY_SCHEMA),
rendered_documents))
is_abstract = rendered_documents[-1]['metadata']['layeringDefinition'][
'abstract']
self.assertFalse(is_abstract)
for key, value in concrete_doc.items():
if isinstance(value, dict):
self.assertDictContainsSubset(value,
rendered_documents[-1][key])
else:
self.assertEqual(value, rendered_documents[-1][key])
def test_list_rendered_documents_exclude_deleted_documents(self):
"""Verifies that documents from previous revisions that have been
deleted are excluded from the current revision.
Put x in bucket a -> revision 1. Put y in bucket a -> revision 2.
Verify that only y is returned for revision 2.
"""
rules = {'deckhand:list_cleartext_documents': '@',
'deckhand:list_encrypted_documents': '@',
'deckhand:create_cleartext_documents': '@'}
self.policy.set_rules(rules)
# PUT a bunch of documents, include a layeringPolicy.
documents_factory = factories.DocumentFactory(1, [1])
payload = documents_factory.gen_test({}, global_abstract=False)
resp = self.app.simulate_put(
'/api/v1.0/buckets/mop/documents',
headers={'Content-Type': 'application/x-yaml'},
body=yaml.safe_dump_all(payload))
self.assertEqual(200, resp.status_code)
# PUT new document (exclude original documents from this payload).
payload = documents_factory.gen_test({}, global_abstract=False)
new_name = payload[1]['metadata']['name']
resp = self.app.simulate_put(
'/api/v1.0/buckets/mop/documents',
headers={'Content-Type': 'application/x-yaml'},
body=yaml.safe_dump_all([payload[1]]))
self.assertEqual(200, resp.status_code)
revision_id = list(yaml.safe_load_all(resp.text))[0]['status'][
'revision']
# Verify that only the document with `new_name` is returned. (The
# layeringPolicy) is omitted from the response even though it still
# exists.
resp = self.app.simulate_get(
'/api/v1.0/revisions/%s/rendered-documents' % revision_id,
headers={'Content-Type': 'application/x-yaml'})
self.assertEqual(200, resp.status_code)
rendered_documents = list(yaml.safe_load_all(resp.text))
self.assertEqual(2, len(rendered_documents))
rendered_documents = list(filter(
lambda x: not x['schema'].startswith(types.LAYERING_POLICY_SCHEMA),
rendered_documents))
self.assertEqual(new_name, rendered_documents[0]['metadata']['name'])
self.assertEqual(2, rendered_documents[0]['status']['revision'])
def test_list_rendered_documents_multiple_buckets(self):
"""Validates that only the documents from the most recent revision
for each bucket in the DB are used for layering.
"""
rules = {'deckhand:list_cleartext_documents': '@',
'deckhand:list_encrypted_documents': '@',
'deckhand:create_cleartext_documents': '@'}
self.policy.set_rules(rules)
bucket_names = ['first', 'first', 'second', 'second']
# Create 2 documents for each revision. (1 `LayeringPolicy` is created
# during the very 1st revision). Total = 9.
for x in range(4):
bucket_name = bucket_names[x]
documents_factory = factories.DocumentFactory(2, [1, 1])
payload = documents_factory.gen_test({
'_SITE_ACTIONS_1_': {
'actions': [{'method': 'merge', 'path': '.'}]
}
}, global_abstract=False, site_abstract=False)
# Fix up the labels so that each document has a unique parent to
# avoid layering errors.
payload[-2]['metadata']['labels'] = {
'global': bucket_name
}
payload[-1]['metadata']['layeringDefinition']['parentSelector'] = {
'global': bucket_name
}
if x > 0:
payload = payload[1:]
resp = self.app.simulate_put(
'/api/v1.0/buckets/%s/documents' % bucket_name,
headers={'Content-Type': 'application/x-yaml'},
body=yaml.safe_dump_all(payload))
self.assertEqual(200, resp.status_code)
revision_id = list(yaml.safe_load_all(resp.text))[0]['status'][
'revision']
# Although 9 documents have been created, 4 of those documents are
# stale: they were created in older revisions, so expect 5 documents.
resp = self.app.simulate_get(
'/api/v1.0/revisions/%s/rendered-documents' % revision_id,
headers={'Content-Type': 'application/x-yaml'})
self.assertEqual(200, resp.status_code)
documents = list(yaml.safe_load_all(resp.text))
documents = sorted(documents, key=lambda x: x['status']['bucket'])
# Validate that the LayeringPolicy was returned, then remove it
# from documents to validate the rest of them.
layering_policies = [
d for d in documents
if d['schema'].startswith(types.LAYERING_POLICY_SCHEMA)
]
self.assertEqual(1, len(layering_policies))
documents.remove(layering_policies[0])
first_revision_ids = [d['status']['revision'] for d in documents
if d['status']['bucket'] == 'first']
second_revision_ids = [d['status']['revision'] for d in documents
if d['status']['bucket'] == 'second']
# Validate correct number of documents, the revision and bucket for
# each document.
self.assertEqual(4, len(documents))
self.assertEqual(['first', 'first', 'second', 'second'],
[d['status']['bucket'] for d in documents])
self.assertEqual(2, len(first_revision_ids))
self.assertEqual(2, len(second_revision_ids))
self.assertEqual([2, 2], first_revision_ids)
self.assertEqual([4, 4], second_revision_ids)
class TestRenderedDocumentsControllerRedaction(test_base.BaseControllerTest):
def _test_list_rendered_documents(self, cleartext_secrets):
"""Validates that destination document that substitutes from an
encrypted document is appropriately redacted when ``cleartext_secrets``
is True.
"""
rules = {
'deckhand:list_cleartext_documents': '@',
'deckhand:list_encrypted_documents': '@',
'deckhand:create_cleartext_documents': '@',
'deckhand:create_encrypted_documents': '@'}
self.policy.set_rules(rules)
doc_factory = factories.DocumentFactory(1, [1])
layering_policy = doc_factory.gen_test({})[0]
layering_policy['data']['layerOrder'] = ['global', 'site']
certificate_data = 'sample-certificate'
certificate_ref = ('http://127.0.0.1/key-manager/v1/secrets/%s'
% test_utils.rand_uuid_hex())
redacted_data = dd.redact(certificate_ref)
doc1 = {
'data': certificate_data,
'schema': 'deckhand/Certificate/v1', 'name': 'example-cert',
'layer': 'site',
'metadata': {
'schema': 'metadata/Document/v1',
'name': 'example-cert',
'layeringDefinition': {
'abstract': False,
'layer': 'site'}, 'storagePolicy': 'encrypted',
'replacement': False}}
original_substitutions = [
{'dest': {'path': '.'},
'src': {'schema': 'deckhand/Certificate/v1',
'name': 'example-cert', 'path': '.'}}
]
doc2 = {'data': {}, 'schema': 'example/Kind/v1',
'name': 'deckhand-global', 'layer': 'global',
'metadata': {
'labels': {'global': 'global1'},
'storagePolicy': 'cleartext',
'layeringDefinition': {'abstract': False,
'layer': 'global'},
'name': 'deckhand-global',
'schema': 'metadata/Document/v1',
'substitutions': original_substitutions,
'replacement': False}}
payload = [layering_policy, doc1, doc2]
# Create both documents and mock out SecretsManager.create to return
# a fake Barbican ref.
with mock.patch.object( # noqa
secrets_manager.SecretsManager, 'create',
return_value=certificate_ref):
resp = self.app.simulate_put(
'/api/v1.0/buckets/mop/documents',
headers={'Content-Type': 'application/x-yaml'},
body=yaml.safe_dump_all(payload))
self.assertEqual(200, resp.status_code)
revision_id = list(yaml.safe_load_all(resp.text))[0]['status'][
'revision']
# Retrieve rendered documents and simulate a Barbican lookup by
# causing the actual certificate data to be returned.
with mock.patch.object(secrets_manager.SecretsManager, 'get', # noqa
return_value=certificate_data):
resp = self.app.simulate_get(
'/api/v1.0/revisions/%s/rendered-documents' % revision_id,
headers={'Content-Type': 'application/x-yaml'},
params={
'metadata.name': ['example-cert', 'deckhand-global'],
'cleartext-secrets': str(cleartext_secrets)
},
params_csv=False)
self.assertEqual(200, resp.status_code)
rendered_documents = list(yaml.safe_load_all(resp.text))
self.assertEqual(2, len(rendered_documents))
if cleartext_secrets is True:
# Expect the cleartext data to be returned.
self.assertTrue(all(map(lambda x: x['data'] == certificate_data,
rendered_documents)))
else:
# Expect redacted data for both documents to be returned -
# because the destination document should receive redacted data.
self.assertTrue(all(map(lambda x: x['data'] == redacted_data,
rendered_documents)))
destination_doc = next(iter(filter(
lambda x: x['metadata']['name'] == 'deckhand-global',
rendered_documents)))
substitutions = destination_doc['metadata']['substitutions']
self.assertNotEqual(original_substitutions, substitutions)
def test_list_rendered_documents_cleartext_secrets_true(self):
self._test_list_rendered_documents(cleartext_secrets=True)
def test_list_rendered_documents_cleartext_secrets_false(self):
self._test_list_rendered_documents(cleartext_secrets=False)
class TestRenderedDocumentsControllerNegative(
test_base.BaseControllerTest):
def test_rendered_documents_fail_schema_validation(self):
"""Validates that when fully rendered documents fail basic schema
validation (sanity-checking), a 500 is raised.
"""
rules = {'deckhand:list_cleartext_documents': '@',
'deckhand:list_encrypted_documents': '@',
'deckhand:create_cleartext_documents': '@'}
self.policy.set_rules(rules)
# Create a document for a bucket.
documents_factory = factories.DocumentFactory(1, [1])
payload = documents_factory.gen_test({})
resp = self.app.simulate_put(
'/api/v1.0/buckets/mop/documents',
headers={'Content-Type': 'application/x-yaml'},
body=yaml.safe_dump_all(payload))
self.assertEqual(200, resp.status_code)
revision_id = list(yaml.safe_load_all(resp.text))[0]['status'][
'revision']
with mock.patch.object(
revision_documents, 'document_validation',
autospec=True) as m_doc_validation:
(m_doc_validation.DocumentValidation.return_value
.validate_all.side_effect) = errors.InvalidDocumentFormat
resp = self.app.simulate_get(
'/api/v1.0/revisions/%s/rendered-documents' % revision_id,
headers={'Content-Type': 'application/x-yaml'})
# Verify that a 500 Internal Server Error is thrown following failed
# schema validation.
self.assertEqual(500, resp.status_code)
def test_rendered_documents_fail_post_validation(self):
"""Validates that when fully rendered documents fail schema validation,
a 400 is raised.
For this scenario a DataSchema checks that the relevant document has
a key in its data section, a key which is removed during the rendering
process as the document uses a delete action. This triggers
post-rendering validation failure.
"""
rules = {'deckhand:list_cleartext_documents': '@',
'deckhand:list_encrypted_documents': '@',
'deckhand:create_cleartext_documents': '@'}
self.policy.set_rules(rules)
# Create a document for a bucket.
documents_factory = factories.DocumentFactory(2, [1, 1])
payload = documents_factory.gen_test({
"_GLOBAL_DATA_1_": {"data": {"a": "b"}},
"_SITE_DATA_1_": {"data": {"a": "b"}},
"_SITE_ACTIONS_1_": {
"actions": [{"method": "delete", "path": "."}]
}
}, site_abstract=False)
data_schema_factory = factories.DataSchemaFactory()
metadata_name = payload[-1]['schema']
schema_to_use = {
'$schema': 'http://json-schema.org/schema#',
'type': 'object',
'properties': {
'a': {
'type': 'string'
}
},
'required': ['a'],
'additionalProperties': False
}
data_schema = data_schema_factory.gen_test(
metadata_name, data=schema_to_use)
payload.append(data_schema)
resp = self.app.simulate_put(
'/api/v1.0/buckets/mop/documents',
headers={'Content-Type': 'application/x-yaml'},
body=yaml.safe_dump_all(payload))
self.assertEqual(200, resp.status_code)
revision_id = list(yaml.safe_load_all(resp.text))[0]['status'][
'revision']
resp = self.app.simulate_get(
'/api/v1.0/revisions/%s/rendered-documents' % revision_id,
headers={'Content-Type': 'application/x-yaml'})
self.assertEqual(400, resp.status_code)
class TestRenderedDocumentsControllerNegativeRBAC(
test_base.BaseControllerTest):
"""Test suite for validating negative RBAC scenarios for rendered documents
controller.
"""
def test_list_cleartext_rendered_documents_insufficient_permissions(self):
rules = {'deckhand:list_cleartext_documents': 'rule:admin_api',
'deckhand:create_cleartext_documents': '@'}
self.policy.set_rules(rules)
# Create a document for a bucket.
documents_factory = factories.DocumentFactory(1, [1])
payload = [documents_factory.gen_test({})[0]]
resp = self.app.simulate_put(
'/api/v1.0/buckets/mop/documents',
headers={'Content-Type': 'application/x-yaml'},
body=yaml.safe_dump_all(payload))
self.assertEqual(200, resp.status_code)
revision_id = list(yaml.safe_load_all(resp.text))[0]['status'][
'revision']
# Verify that the created document was not returned.
resp = self.app.simulate_get(
'/api/v1.0/revisions/%s/rendered-documents' % revision_id,
headers={'Content-Type': 'application/x-yaml'})
self.assertEqual(403, resp.status_code)
def test_list_encrypted_rendered_documents_insufficient_permissions(self):
rules = {'deckhand:list_cleartext_documents': '@',
'deckhand:list_encrypted_documents': 'rule:admin_api',
'deckhand:create_cleartext_documents': '@',
'deckhand:create_encrypted_documents': '@'}
self.policy.set_rules(rules)
# Create a document for a bucket.
documents_factory = factories.DocumentFactory(1, [1])
layering_policy = documents_factory.gen_test({})[0]
secrets_factory = factories.DocumentSecretFactory()
encrypted_document = secrets_factory.gen_test('Certificate',
'encrypted')
payload = [layering_policy, encrypted_document]
with mock.patch.object(secrets_manager, 'SecretsManager',
autospec=True) as mock_secrets_mgr:
mock_secrets_mgr.create.return_value = payload[0]['data']
resp = self.app.simulate_put(
'/api/v1.0/buckets/mop/documents',
headers={'Content-Type': 'application/x-yaml'},
body=yaml.safe_dump_all(payload))
self.assertEqual(200, resp.status_code)
revision_id = list(yaml.safe_load_all(resp.text))[0]['status'][
'revision']
# Verify that the created document was not returned.
resp = self.app.simulate_get(
'/api/v1.0/revisions/%s/rendered-documents' % revision_id,
headers={'Content-Type': 'application/x-yaml'},
params={'schema': encrypted_document['schema']})
self.assertEqual(200, resp.status_code)
self.assertEmpty(list(yaml.safe_load_all(resp.text)))
class TestRenderedDocumentsControllerSorting(test_base.BaseControllerTest):
def test_rendered_documents_sorting_metadata_name(self):
rules = {'deckhand:list_cleartext_documents': '@',
'deckhand:list_encrypted_documents': '@',
'deckhand:create_cleartext_documents': '@'}
self.policy.set_rules(rules)
documents_factory = factories.DocumentFactory(2, [1, 1])
documents = documents_factory.gen_test({
'_SITE_ACTIONS_1_': {
'actions': [{'method': 'merge', 'path': '.'}]
}
}, global_abstract=False, site_abstract=False)
expected_names = ['bar', 'baz', 'foo']
for idx in range(len(documents)):
documents[idx]['metadata']['name'] = expected_names[idx]
resp = self.app.simulate_put(
'/api/v1.0/buckets/mop/documents',
headers={'Content-Type': 'application/x-yaml'},
body=yaml.safe_dump_all(documents))
self.assertEqual(200, resp.status_code)
revision_id = list(yaml.safe_load_all(resp.text))[0]['status'][
'revision']
# Test ascending order.
resp = self.app.simulate_get(
'/api/v1.0/revisions/%s/rendered-documents' % revision_id,
params={'sort': 'metadata.name'}, params_csv=False,
headers={'Content-Type': 'application/x-yaml'})
self.assertEqual(200, resp.status_code)
retrieved_documents = list(yaml.safe_load_all(resp.text))
self.assertEqual(3, len(retrieved_documents))
self.assertEqual(expected_names,
[d['metadata']['name'] for d in retrieved_documents])
# Test descending order.
resp = self.app.simulate_get(
'/api/v1.0/revisions/%s/rendered-documents' % revision_id,
params={'sort': 'metadata.name', 'order': 'desc'},
params_csv=False, headers={'Content-Type': 'application/x-yaml'})
self.assertEqual(200, resp.status_code)
retrieved_documents = list(yaml.safe_load_all(resp.text))
self.assertEqual(3, len(retrieved_documents))
self.assertEqual(list(reversed(expected_names)),
[d['metadata']['name'] for d in retrieved_documents])