nova instance transformer and tests
Change-Id: Id3eb11592c36ac196680f6b6d21bf40f1a67aebf
This commit is contained in:
parent
c7942a5d85
commit
797240c436
@ -6,9 +6,10 @@ pbr>=1.6
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Babel>=1.3
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Babel>=1.3
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networkx>=1.10
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networkx>=1.10
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oslo.log>=1.12.0 # Apache-2.0
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oslo.log>=1.12.0 # Apache-2.0
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oslo.policy>=0.3.0
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pecan>=0.8.0
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pecan>=0.8.0
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PasteDeploy>=1.5.0
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PasteDeploy>=1.5.0
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Werkzeug>=0.7
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Werkzeug>=0.7
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oslo.policy>=0.3.0
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keystonemiddleware>=2.3.0
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keystonemiddleware>=2.3.0
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stevedore>=1.5.0 # Apache-2.0
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exrex>=0.9.4
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exrex>=0.9.4
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@ -38,4 +38,9 @@ build-dir = doc/build
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all_files = 1
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all_files = 1
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[upload_sphinx]
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[upload_sphinx]
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upload-dir = doc/build/html
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upload-dir = doc/build/html
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[entry_points]
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vitrage.transformers =
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nova.instance = vitrage.entity_graph.transformer.nova_transformer.InstanceTransformer
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nova.host = vitrage.entity_graph.transformer.nova_transformer.HostTransformer
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@ -15,3 +15,5 @@ testrepository>=0.0.18
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testscenarios>=0.4
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testscenarios>=0.4
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testtools>=1.4.0
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testtools>=1.4.0
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exrex>=0.9.4
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exrex>=0.9.4
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stevedore>=1.5.0 # Apache-2.0
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1
vitrage/common/__init__.py
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1
vitrage/common/__init__.py
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@ -0,0 +1 @@
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__author__ = 'stack'
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41
vitrage/common/constants.py
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41
vitrage/common/constants.py
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@ -0,0 +1,41 @@
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# Copyright 2015 - Alcatel-Lucent
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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class VertexConstants(object):
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TYPE = 'TYPE'
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SUB_TYPE = 'SUB_TYPE'
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ID = 'ID'
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IS_VERTEX_DELETED = 'IS_VERTEX_DELETED'
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VERTEX_DELETION_TIMESTAMP = 'VERTEX_DELETION_TIMESTAMP'
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STATE = 'STATE'
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PROJECT = 'PROJECT'
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UPDATE_TIMESTAMP = 'UPDATE_TIMESTAMP'
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class EdgeConstants(object):
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RELATION_NAME = 'RELATION_NAME'
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IS_EDGE_DELETED = 'IS_EDGE_DELETED'
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EDGE_DELETION_TIMESTAMP = 'EDGE_DELETION_TIMESTAMP'
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class EdgeLabels(object):
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ON = 'on'
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CONTAINS = 'contains'
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class SynchronizerMessageMode(object):
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SNAPSHOT = 'snapshot'
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INIT_SNAPSHOT = 'init_snapshot'
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UPDATE = 'update'
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@ -1,30 +0,0 @@
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# Copyright 2015 - Alcatel-Lucent
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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# Vertex properties
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TYPE = 'TYPE'
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SUB_TYPE = 'SUB_TYPE'
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ID = 'ID'
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VERTEX_ID = 'VERTEX_ID'
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EVENT_TYPE = 'EVENT_TYPE'
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IS_VERTEX_DELETED = 'IS_VERTEX_DELETED'
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VERTEX_DELETION_TIMESTAMP = 'VERTEX_DELETION_TIMESTAMP'
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STATE = 'STATE'
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PROJECT = 'PROJECT'
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TIMESTAMP = 'TIMESTAMP'
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# Edge properties
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RELATION_NAME = 'RELATION_NAME'
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IS_EDGE_DELETED = 'IS_EDGE_DELETED'
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EDGE_DELETION_TIMESTAMP = 'EDGE_DELETION_TIMESTAMP'
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@ -13,12 +13,19 @@
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# under the License.
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# under the License.
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import abc
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import abc
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import six
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from collections import namedtuple
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from oslo_log import log as logging
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from oslo_log import log as logging
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LOG = logging.getLogger(__name__)
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LOG = logging.getLogger(__name__)
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EntityWrapper = \
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namedtuple('EntityWrapper', ['entity_vertex', 'neighbors'], 'action')
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@six.add_metaclass(abc.ABCMeta)
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class Transformer(object):
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class Transformer(object):
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@abc.abstractmethod
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@abc.abstractmethod
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@ -28,13 +35,14 @@ class Transformer(object):
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:return: An EntityWrapper. EntityWrapper is namedTuple that contains
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:return: An EntityWrapper. EntityWrapper is namedTuple that contains
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an entity vertex and a list of vertex and an edge pair that describe
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an entity vertex and a list of vertex and an edge pair that describe
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the entity's neighbors.
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the entity's neighbors.
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:rtype: EntityWrapper
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"""
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"""
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pass
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pass
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@abc.abstractmethod
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@abc.abstractmethod
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def get_key_fields(self):
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def key_fields(self):
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pass
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pass
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@abc.abstractmethod
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@abc.abstractmethod
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def get_key(self, entity_event):
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def extract_key(self, entity_event):
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pass
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pass
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47
vitrage/entity_graph/transformer/nova_transformer.py
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47
vitrage/entity_graph/transformer/nova_transformer.py
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@ -0,0 +1,47 @@
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# Copyright 2015 - Alcatel-Lucent
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from oslo_log import log as logging
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from vitrage.common.constants import VertexConstants as vertex_cons
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from vitrage.entity_graph.transformer import base
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LOG = logging.getLogger(__name__)
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KEY_SEPARATOR = ':'
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ENTITY_TYPE = 'RESOURCE'
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INSTANCE_SUB_TYPE = 'nova.instance'
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HOST_SUB_TYPE = 'nova.host'
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class InstanceTransformer(base.Transformer):
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# # Fields returned from Nova Instance snapshot
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ENTITY_ID_DICT = {'snapshot': 'id',
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'init_snapshot': 'id',
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'update': 'instance_id'}
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def transform(self, entity_event):
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pass
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def key_fields(self):
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return [vertex_cons.TYPE, vertex_cons.SUB_TYPE, vertex_cons.ID]
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def extract_key(self, entity_event):
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sync_mode = entity_event['sync_mode']
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return KEY_SEPARATOR.join(
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[ENTITY_TYPE,
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INSTANCE_SUB_TYPE,
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entity_event[self.ENTITY_ID_DICT[sync_mode]]])
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29
vitrage/entity_graph/transformer/transformer_manager.py
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29
vitrage/entity_graph/transformer/transformer_manager.py
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@ -0,0 +1,29 @@
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# Copyright 2014 - Mirantis, Inc.
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# Copyright 2014 - StackStorm, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from oslo_log import log as logging
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LOG = logging.getLogger(__name__)
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class TransformerManager(object):
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def __init__(self):
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self.transformers = self.register_transformer_classes()
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@staticmethod
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def register_transformer_classes():
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pass
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@ -67,7 +67,7 @@ class Edge(object):
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:param source_id: source vertex id
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:param source_id: source vertex id
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:type source_id: str
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:type source_id: str
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:param target_id: target vertex id
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:param target_id: target vertex id`
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:type target_id: str
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:type target_id: str
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:param label:
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:param label:
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@ -25,14 +25,14 @@ multiple instances of the same entity type.
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from os.path import curdir
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from os.path import curdir
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from os import walk
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from os import walk
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from random import randint
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import random
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from entity_model import CommonEntityModel as cem
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from entity_model import CommonEntityModel as cem
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def _get_filename_path(filename):
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def _get_filename_path(filename):
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base_dir = None
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base_dir = None
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for i in walk("../%s" % curdir):
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for i in walk("../../%s" % curdir):
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if i[0].find('resources') != -1 and filename in i[2]:
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if i[0].find('resources') != -1 and filename in i[2]:
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base_dir = i[0]
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base_dir = i[0]
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break
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break
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@ -46,8 +46,6 @@ class MockEventGenerator(object):
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"""Represents a single generator.
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"""Represents a single generator.
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A generator can generate events for several instances of the same type
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A generator can generate events for several instances of the same type
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file is expected to be in the ../resources folder
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"""
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"""
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def __init__(self, filename, instance_num, generator_name='generator'):
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def __init__(self, filename, instance_num, generator_name='generator'):
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@ -75,7 +73,7 @@ class MockEventGenerator(object):
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param_type = line_params[1].lower()
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param_type = line_params[1].lower()
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params_dict[param_type][line_params[0]] = line_params[2]
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params_dict[param_type][line_params[0]] = line_params[2]
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except KeyError as ke:
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except KeyError as ke:
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print("Syntax error: {0}".format(ke.message))
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print("Syntax error ({0}): {1}".format(ke.errno, ke.strerror))
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def prepare_instance_models(self):
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def prepare_instance_models(self):
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"""Create the models for all the instances """
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"""Create the models for all the instances """
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@ -97,7 +95,7 @@ class MockEventGenerator(object):
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data_stream = []
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data_stream = []
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for _ in xrange(event_num):
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for _ in xrange(event_num):
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model = self.models[randint(0, self.instance_num - 1)]
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model = self.models[random.randint(0, self.instance_num - 1)]
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model.generate_dynamic_params()
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model.generate_dynamic_params()
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data_stream.append(model.params)
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data_stream.append(model.params)
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return data_stream
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return data_stream
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@ -20,7 +20,7 @@ of what can be returned
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usage example:
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usage example:
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test_entity_spec_list = [
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test_entity_spec_list = [
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{'filename': '../resources/mock_nova_instance_config_1.txt',
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{'filename': '../resources/mock_nova_inst_snapshot.txt',
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'#instances': 10,
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'#instances': 10,
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'name': 'Instance (vm) generator'
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'name': 'Instance (vm) generator'
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}
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}
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@ -1,4 +1,4 @@
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event_type S snapshot
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sync_mode D snapshot|init_snapshot
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OS-DCF:diskConfig S AUTO
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OS-DCF:diskConfig S AUTO
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OS-EXT-AZ:availability_zone S nova
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OS-EXT-AZ:availability_zone S nova
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OS-EXT-SRV-ATTR:host D [a-z]{4}-devstack
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OS-EXT-SRV-ATTR:host D [a-z]{4}-devstack
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@ -1,4 +1,4 @@
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event_type S update
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sync_mode S update
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u-OS-DCF:diskConfig S AUTO
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u-OS-DCF:diskConfig S AUTO
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u-OS-EXT-AZ:availability_zone S nova
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u-OS-EXT-AZ:availability_zone S nova
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u-OS-EXT-SRV-ATTR:host D [a-z]{4}-devstack
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u-OS-EXT-SRV-ATTR:host D [a-z]{4}-devstack
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@ -22,7 +22,7 @@ u-config_drive D True|False
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u-created D \d{2}:\d{2}:\d{2} \d{2}:\d{2}:\d{2}
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u-created D \d{2}:\d{2}:\d{2} \d{2}:\d{2}:\d{2}
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u-flavor D m1.nano
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u-flavor D m1.nano
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u-hostId D [0-9a-f]{56}
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u-hostId D [0-9a-f]{56}
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u-id S [0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}
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instance_id S [0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}
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u-image D cirros-[a-z]+ ([a-z0-9]+)
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u-image D cirros-[a-z]+ ([a-z0-9]+)
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u-key_name D -
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u-key_name D -
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u-metadata D \{\}
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u-metadata D \{\}
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@ -13,8 +13,16 @@
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# under the License.
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# under the License.
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from oslotest import base
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from oslotest import base
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import sys
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class BaseTest(base.BaseTestCase):
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class BaseTest(base.BaseTestCase):
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"""Test case base class for all unit tests."""
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"""Test case base class for all unit tests."""
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def assert_list_equal(self, l1, l2):
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if tuple(sys.version_info)[0:2] < (2, 7):
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# for python 2.6 compatibility
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self.assertEqual(l1, l2)
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else:
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super(BaseTest, self).assertListEqual(l1, l2)
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@ -1,26 +0,0 @@
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# Copyright 2015 - Alcatel-Lucent
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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|
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# not use this file except in compliance with the License. You may obtain
|
|
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# a copy of the License at
|
|
||||||
#
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|
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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|
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# Unless required by applicable law or agreed to in writing, software
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|
||||||
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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|
||||||
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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|
||||||
# License for the specific language governing permissions and limitations
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|
||||||
# under the License.
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|
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from oslo_log import log as logging
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from vitrage.tests.unit import base
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LOG = logging.getLogger(__name__)
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class TransformNovaInstanceTest(base.BaseTest):
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def test_transform_instance(self):
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LOG.debug('Test transform Nova instance into entity wrapper')
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self.assertTrue(True)
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83
vitrage/tests/unit/transformers/test_nova_transformers.py
Normal file
83
vitrage/tests/unit/transformers/test_nova_transformers.py
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|
# Copyright 2015 - Alcatel-Lucent
|
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|
#
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|
# Licensed under the Apache License, Version 2.0 (the "License"); you may
|
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|
# 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.
|
||||||
|
|
||||||
|
from oslo_log import log as logging
|
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|
|
||||||
|
from vitrage.common.constants import VertexConstants as vertexCons
|
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|
from vitrage.entity_graph.transformer import nova_transformer as nt
|
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|
from vitrage.tests.mocks import mock_syncronizer as mock_sync
|
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|
from vitrage.tests.unit import base
|
||||||
|
|
||||||
|
LOG = logging.getLogger(__name__)
|
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|
|
||||||
|
|
||||||
|
def get_nova_instance_transformer():
|
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|
return nt.InstanceTransformer()
|
||||||
|
|
||||||
|
|
||||||
|
def get_instance_entity_spec_list(config_file_path, number_of_instances):
|
||||||
|
|
||||||
|
"""Returns a list of nova instance specifications by
|
||||||
|
|
||||||
|
given specific configuration file.
|
||||||
|
|
||||||
|
:rtype : list
|
||||||
|
"""
|
||||||
|
return {
|
||||||
|
'filename': config_file_path,
|
||||||
|
'#instances': number_of_instances,
|
||||||
|
'name': 'Instance generator'
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
class NovaInstanceTransformerTest(base.BaseTest):
|
||||||
|
|
||||||
|
def test_key_fields(self):
|
||||||
|
LOG.debug('Test get key fields from nova instance transformer')
|
||||||
|
transformer = get_nova_instance_transformer()
|
||||||
|
|
||||||
|
expected_key_fields = [vertexCons.TYPE,
|
||||||
|
vertexCons.SUB_TYPE,
|
||||||
|
vertexCons.ID]
|
||||||
|
observed_key_fields = transformer.key_fields()
|
||||||
|
self.assert_list_equal(expected_key_fields, observed_key_fields)
|
||||||
|
|
||||||
|
def test_extract_key(self):
|
||||||
|
LOG.debug('Test get key from nova instance transformer')
|
||||||
|
|
||||||
|
transformer = get_nova_instance_transformer()
|
||||||
|
|
||||||
|
instance_specifications = [
|
||||||
|
get_instance_entity_spec_list('mock_nova_inst_snapshot.txt', 1),
|
||||||
|
get_instance_entity_spec_list('mock_nova_inst_update.txt', 1)
|
||||||
|
]
|
||||||
|
|
||||||
|
spec_list = mock_sync.get_mock_generators(instance_specifications)
|
||||||
|
instance_events = mock_sync.generate_random_events_list(spec_list)
|
||||||
|
|
||||||
|
for event in instance_events:
|
||||||
|
observed_key = transformer.extract_key(event)
|
||||||
|
observed_key_fields = observed_key.split(nt.KEY_SEPARATOR)
|
||||||
|
|
||||||
|
self.assertEqual(nt.ENTITY_TYPE, observed_key_fields[0])
|
||||||
|
self.assertEqual(nt.INSTANCE_SUB_TYPE, observed_key_fields[1])
|
||||||
|
|
||||||
|
event_id = event[transformer.ENTITY_ID_DICT[event['sync_mode']]]
|
||||||
|
self.assertEqual(event_id, observed_key_fields[2])
|
||||||
|
|
||||||
|
expected_key = nt.KEY_SEPARATOR.join(
|
||||||
|
[nt.ENTITY_TYPE,
|
||||||
|
nt.INSTANCE_SUB_TYPE,
|
||||||
|
event_id])
|
||||||
|
self.assertEqual(expected_key, observed_key)
|
1
vitrage/utils/__init__.py
Normal file
1
vitrage/utils/__init__.py
Normal file
@ -0,0 +1 @@
|
|||||||
|
__author__ = 'stack'
|
Loading…
Reference in New Issue
Block a user