ARIA multivim plugin initial checkin

Change-Id: I3a24ab6fc5ba54466bfecaf596a13b8907248ae8
Issue-id: SO-77
Signed-off-by: DeWayne Filppi <dewayne@gigaspaces.com>

4 files changed, 967 insertions, 0 deletions

diff --git a/aria/multivim-plugin/openstack_plugin_common/tests/__init__.py b/aria/multivim-plugin/openstack_plugin_common/tests/__init__.py
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/aria/multivim-plugin/openstack_plugin_common/tests/__init__.py
diff --git a/aria/multivim-plugin/openstack_plugin_common/tests/openstack_client_tests.py b/aria/multivim-plugin/openstack_plugin_common/tests/openstack_client_tests.py
new file mode 100644
index 0000000000..27d443c2e4
--- /dev/null
+++ b/aria/multivim-plugin/openstack_plugin_common/tests/openstack_client_tests.py
@@ -0,0 +1,849 @@
+########
+# Copyright (c) 2014 GigaSpaces Technologies Ltd. All 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 os
+import unittest
+import tempfile
+import json
+import __builtin__ as builtins
+
+import mock
+from cloudify.exceptions import NonRecoverableError
+
+from cloudify.mocks import MockCloudifyContext
+import openstack_plugin_common as common
+
+
+class ConfigTests(unittest.TestCase):
+
+    @mock.patch.dict('os.environ', clear=True)
+    def test__build_config_from_env_variables_empty(self):
+        cfg = common.Config._build_config_from_env_variables()
+        self.assertEqual({}, cfg)
+
+    @mock.patch.dict('os.environ', clear=True,
+                     OS_AUTH_URL='test_url')
+    def test__build_config_from_env_variables_single(self):
+        cfg = common.Config._build_config_from_env_variables()
+        self.assertEqual({'auth_url': 'test_url'}, cfg)
+
+    @mock.patch.dict('os.environ', clear=True,
+                     OS_AUTH_URL='test_url',
+                     OS_PASSWORD='pass',
+                     OS_REGION_NAME='region')
+    def test__build_config_from_env_variables_multiple(self):
+        cfg = common.Config._build_config_from_env_variables()
+        self.assertEqual({
+            'auth_url': 'test_url',
+            'password': 'pass',
+            'region_name': 'region',
+        }, cfg)
+
+    @mock.patch.dict('os.environ', clear=True,
+                     OS_INVALID='invalid',
+                     PASSWORD='pass',
+                     os_region_name='region')
+    def test__build_config_from_env_variables_all_ignored(self):
+        cfg = common.Config._build_config_from_env_variables()
+        self.assertEqual({}, cfg)
+
+    @mock.patch.dict('os.environ', clear=True,
+                     OS_AUTH_URL='test_url',
+                     OS_PASSWORD='pass',
+                     OS_REGION_NAME='region',
+                     OS_INVALID='invalid',
+                     PASSWORD='pass',
+                     os_region_name='region')
+    def test__build_config_from_env_variables_extract_valid(self):
+        cfg = common.Config._build_config_from_env_variables()
+        self.assertEqual({
+            'auth_url': 'test_url',
+            'password': 'pass',
+            'region_name': 'region',
+        }, cfg)
+
+    def test_update_config_empty_target(self):
+        target = {}
+        override = {'k1': 'u1'}
+        result = override.copy()
+
+        common.Config.update_config(target, override)
+        self.assertEqual(result, target)
+
+    def test_update_config_empty_override(self):
+        target = {'k1': 'v1'}
+        override = {}
+        result = target.copy()
+
+        common.Config.update_config(target, override)
+        self.assertEqual(result, target)
+
+    def test_update_config_disjoint_configs(self):
+        target = {'k1': 'v1'}
+        override = {'k2': 'u2'}
+        result = target.copy()
+        result.update(override)
+
+        common.Config.update_config(target, override)
+        self.assertEqual(result, target)
+
+    def test_update_config_do_not_remove_empty_from_target(self):
+        target = {'k1': ''}
+        override = {}
+        result = target.copy()
+
+        common.Config.update_config(target, override)
+        self.assertEqual(result, target)
+
+    def test_update_config_no_empty_in_override(self):
+        target = {'k1': 'v1', 'k2': 'v2'}
+        override = {'k1': 'u2'}
+        result = target.copy()
+        result.update(override)
+
+        common.Config.update_config(target, override)
+        self.assertEqual(result, target)
+
+    def test_update_config_all_empty_in_override(self):
+        target = {'k1': '', 'k2': 'v2'}
+        override = {'k1': '', 'k3': ''}
+        result = target.copy()
+
+        common.Config.update_config(target, override)
+        self.assertEqual(result, target)
+
+    def test_update_config_misc(self):
+        target = {'k1': 'v1', 'k2': 'v2'}
+        override = {'k1': '', 'k2': 'u2', 'k3': '', 'k4': 'u4'}
+        result = {'k1': 'v1', 'k2': 'u2', 'k4': 'u4'}
+
+        common.Config.update_config(target, override)
+        self.assertEqual(result, target)
+
+    @mock.patch.object(common.Config, 'update_config')
+    @mock.patch.object(common.Config, '_build_config_from_env_variables',
+                       return_value={})
+    @mock.patch.dict('os.environ', clear=True,
+                     values={common.Config.OPENSTACK_CONFIG_PATH_ENV_VAR:
+                             '/this/should/not/exist.json'})
+    def test_get_missing_static_config_missing_file(self, from_env, update):
+        cfg = common.Config.get()
+        self.assertEqual({}, cfg)
+        from_env.assert_called_once_with()
+        update.assert_not_called()
+
+    @mock.patch.object(common.Config, 'update_config')
+    @mock.patch.object(common.Config, '_build_config_from_env_variables',
+                       return_value={})
+    def test_get_empty_static_config_present_file(self, from_env, update):
+        file_cfg = {'k1': 'v1', 'k2': 'v2'}
+        env_var = common.Config.OPENSTACK_CONFIG_PATH_ENV_VAR
+        file = tempfile.NamedTemporaryFile(delete=False)
+        json.dump(file_cfg, file)
+        file.close()
+
+        with mock.patch.dict('os.environ', {env_var: file.name}, clear=True):
+            common.Config.get()
+
+        os.unlink(file.name)
+        from_env.assert_called_once_with()
+        update.assert_called_once_with({}, file_cfg)
+
+    @mock.patch.object(common.Config, 'update_config')
+    @mock.patch.object(common.Config, '_build_config_from_env_variables',
+                       return_value={'k1': 'v1'})
+    def test_get_present_static_config_empty_file(self, from_env, update):
+        file_cfg = {}
+        env_var = common.Config.OPENSTACK_CONFIG_PATH_ENV_VAR
+        file = tempfile.NamedTemporaryFile(delete=False)
+        json.dump(file_cfg, file)
+        file.close()
+
+        with mock.patch.dict('os.environ', {env_var: file.name}, clear=True):
+            common.Config.get()
+
+        os.unlink(file.name)
+        from_env.assert_called_once_with()
+        update.assert_called_once_with({'k1': 'v1'}, file_cfg)
+
+    @mock.patch.object(common.Config, 'update_config')
+    @mock.patch.object(common.Config, '_build_config_from_env_variables',
+                       return_value={'k1': 'v1'})
+    @mock.patch.dict('os.environ', clear=True,
+                     values={common.Config.OPENSTACK_CONFIG_PATH_ENV_VAR:
+                             '/this/should/not/exist.json'})
+    def test_get_present_static_config_missing_file(self, from_env, update):
+        cfg = common.Config.get()
+        self.assertEqual({'k1': 'v1'}, cfg)
+        from_env.assert_called_once_with()
+        update.assert_not_called()
+
+    @mock.patch.object(common.Config, 'update_config')
+    @mock.patch.object(common.Config, '_build_config_from_env_variables',
+                       return_value={'k1': 'v1'})
+    def test_get_all_present(self, from_env, update):
+        file_cfg = {'k2': 'u2'}
+        env_var = common.Config.OPENSTACK_CONFIG_PATH_ENV_VAR
+        file = tempfile.NamedTemporaryFile(delete=False)
+        json.dump(file_cfg, file)
+        file.close()
+
+        with mock.patch.dict('os.environ', {env_var: file.name}, clear=True):
+            common.Config.get()
+
+        os.unlink(file.name)
+        from_env.assert_called_once_with()
+        update.assert_called_once_with({'k1': 'v1'}, file_cfg)
+
+
+class OpenstackClientTests(unittest.TestCase):
+
+    def test__merge_custom_configuration_no_custom_cfg(self):
+        cfg = {'k1': 'v1'}
+        new = common.OpenStackClient._merge_custom_configuration(cfg, "dummy")
+        self.assertEqual(cfg, new)
+
+    def test__merge_custom_configuration_client_present(self):
+        cfg = {
+            'k1': 'v1',
+            'k2': 'v2',
+            'custom_configuration': {
+                'dummy': {
+                    'k2': 'u2',
+                    'k3': 'u3'
+                }
+            }
+        }
+        result = {
+            'k1': 'v1',
+            'k2': 'u2',
+            'k3': 'u3'
+        }
+        bak = cfg.copy()
+        new = common.OpenStackClient._merge_custom_configuration(cfg, "dummy")
+        self.assertEqual(result, new)
+        self.assertEqual(cfg, bak)
+
+    def test__merge_custom_configuration_client_missing(self):
+        cfg = {
+            'k1': 'v1',
+            'k2': 'v2',
+            'custom_configuration': {
+                'dummy': {
+                    'k2': 'u2',
+                    'k3': 'u3'
+                }
+            }
+        }
+        result = {
+            'k1': 'v1',
+            'k2': 'v2'
+        }
+        bak = cfg.copy()
+        new = common.OpenStackClient._merge_custom_configuration(cfg, "baddy")
+        self.assertEqual(result, new)
+        self.assertEqual(cfg, bak)
+
+    def test__merge_custom_configuration_multi_client(self):
+        cfg = {
+            'k1': 'v1',
+            'k2': 'v2',
+            'custom_configuration': {
+                'dummy': {
+                    'k2': 'u2',
+                    'k3': 'u3'
+                },
+                'bummy': {
+                    'k1': 'z1'
+                }
+            }
+        }
+        result = {
+            'k1': 'z1',
+            'k2': 'v2',
+        }
+        bak = cfg.copy()
+        new = common.OpenStackClient._merge_custom_configuration(cfg, "bummy")
+        self.assertEqual(result, new)
+        self.assertEqual(cfg, bak)
+
+    @mock.patch.object(common, 'ctx')
+    def test__merge_custom_configuration_nova_url(self, mock_ctx):
+        cfg = {
+            'nova_url': 'gopher://nova',
+        }
+        bak = cfg.copy()
+
+        self.assertEqual(
+            common.OpenStackClient._merge_custom_configuration(
+                cfg, 'nova_client'),
+            {'endpoint_override': 'gopher://nova'},
+        )
+        self.assertEqual(
+            common.OpenStackClient._merge_custom_configuration(
+                cfg, 'dummy'),
+            {},
+        )
+        self.assertEqual(cfg, bak)
+        mock_ctx.logger.warn.assert_has_calls([
+            mock.call(
+                "'nova_url' property is deprecated. Use `custom_configuration."
+                "nova_client.endpoint_override` instead."),
+            mock.call(
+                "'nova_url' property is deprecated. Use `custom_configuration."
+                "nova_client.endpoint_override` instead."),
+        ])
+
+    @mock.patch('keystoneauth1.session.Session')
+    def test___init___multi_region(self, m_session):
+        mock_client_class = mock.MagicMock()
+
+        cfg = {
+            'auth_url': 'test-auth_url/v3',
+            'region': 'test-region',
+        }
+
+        with mock.patch.object(
+            builtins, 'open',
+            mock.mock_open(
+                read_data="""
+                {
+                    "region": "region from file",
+                    "other": "this one should get through"
+                }
+                """
+            ),
+            create=True,
+        ):
+            common.OpenStackClient('fred', mock_client_class, cfg)
+
+        mock_client_class.assert_called_once_with(
+            region_name='test-region',
+            other='this one should get through',
+            session=m_session.return_value,
+            )
+
+    def test__validate_auth_params_missing(self):
+        with self.assertRaises(NonRecoverableError):
+            common.OpenStackClient._validate_auth_params({})
+
+    def test__validate_auth_params_too_much(self):
+        with self.assertRaises(NonRecoverableError):
+            common.OpenStackClient._validate_auth_params({
+                'auth_url': 'url',
+                'password': 'pass',
+                'username': 'user',
+                'tenant_name': 'tenant',
+                'project_id': 'project_test',
+            })
+
+    def test__validate_auth_params_v2(self):
+        common.OpenStackClient._validate_auth_params({
+            'auth_url': 'url',
+            'password': 'pass',
+            'username': 'user',
+            'tenant_name': 'tenant',
+        })
+
+    def test__validate_auth_params_v3(self):
+        common.OpenStackClient._validate_auth_params({
+            'auth_url': 'url',
+            'password': 'pass',
+            'username': 'user',
+            'project_id': 'project_test',
+            'user_domain_name': 'user_domain',
+        })
+
+    def test__validate_auth_params_v3_mod(self):
+        common.OpenStackClient._validate_auth_params({
+            'auth_url': 'url',
+            'password': 'pass',
+            'username': 'user',
+            'user_domain_name': 'user_domain',
+            'project_name': 'project_test_name',
+            'project_domain_name': 'project_domain',
+        })
+
+    def test__validate_auth_params_skip_insecure(self):
+        common.OpenStackClient._validate_auth_params({
+            'auth_url': 'url',
+            'password': 'pass',
+            'username': 'user',
+            'user_domain_name': 'user_domain',
+            'project_name': 'project_test_name',
+            'project_domain_name': 'project_domain',
+            'insecure': True
+        })
+
+    def test__split_config(self):
+        auth = {'auth_url': 'url', 'password': 'pass'}
+        misc = {'misc1': 'val1', 'misc2': 'val2'}
+        all = dict(auth)
+        all.update(misc)
+
+        a, m = common.OpenStackClient._split_config(all)
+
+        self.assertEqual(auth, a)
+        self.assertEqual(misc, m)
+
+    @mock.patch.object(common, 'loading')
+    @mock.patch.object(common, 'session')
+    def test__authenticate_secure(self, mock_session, mock_loading):
+        auth_params = {'k1': 'v1'}
+        common.OpenStackClient._authenticate(auth_params)
+        loader = mock_loading.get_plugin_loader.return_value
+        loader.load_from_options.assert_called_once_with(k1='v1')
+        auth = loader.load_from_options.return_value
+        mock_session.Session.assert_called_once_with(auth=auth, verify=True)
+
+    @mock.patch.object(common, 'loading')
+    @mock.patch.object(common, 'session')
+    def test__authenticate_secure_explicit(self, mock_session, mock_loading):
+        auth_params = {'k1': 'v1', 'insecure': False}
+        common.OpenStackClient._authenticate(auth_params)
+        loader = mock_loading.get_plugin_loader.return_value
+        loader.load_from_options.assert_called_once_with(k1='v1')
+        auth = loader.load_from_options.return_value
+        mock_session.Session.assert_called_once_with(auth=auth, verify=True)
+
+    @mock.patch.object(common, 'loading')
+    @mock.patch.object(common, 'session')
+    def test__authenticate_insecure(self, mock_session, mock_loading):
+        auth_params = {'k1': 'v1', 'insecure': True}
+        common.OpenStackClient._authenticate(auth_params)
+        loader = mock_loading.get_plugin_loader.return_value
+        loader.load_from_options.assert_called_once_with(k1='v1')
+        auth = loader.load_from_options.return_value
+        mock_session.Session.assert_called_once_with(auth=auth, verify=False)
+
+    @mock.patch.object(common, 'loading')
+    @mock.patch.object(common, 'session')
+    def test__authenticate_secure_misc(self, mock_session, mock_loading):
+        params = {'k1': 'v1'}
+        tests = ('', 'a', [], {}, set(), 4, 0, -1, 3.14, 0.0, None)
+        for test in tests:
+            auth_params = params.copy()
+            auth_params['insecure'] = test
+
+            common.OpenStackClient._authenticate(auth_params)
+            loader = mock_loading.get_plugin_loader.return_value
+            loader.load_from_options.assert_called_with(**params)
+            auth = loader.load_from_options.return_value
+            mock_session.Session.assert_called_with(auth=auth, verify=True)
+
+    @mock.patch.object(common, 'cinder_client')
+    def test_cinder_client_get_name_from_resource(self, cc_mock):
+        ccws = common.CinderClientWithSugar()
+        mock_volume = mock.Mock()
+
+        self.assertIs(
+            mock_volume.name,
+            ccws.get_name_from_resource(mock_volume))
+
+
+class ClientsConfigTest(unittest.TestCase):
+
+    def setUp(self):
+        file = tempfile.NamedTemporaryFile(delete=False)
+        json.dump(self.get_file_cfg(), file)
+        file.close()
+        self.addCleanup(os.unlink, file.name)
+
+        env_cfg = self.get_env_cfg()
+        env_cfg[common.Config.OPENSTACK_CONFIG_PATH_ENV_VAR] = file.name
+        mock.patch.dict('os.environ', env_cfg, clear=True).start()
+
+        self.loading = mock.patch.object(common, 'loading').start()
+        self.session = mock.patch.object(common, 'session').start()
+        self.nova = mock.patch.object(common, 'nova_client').start()
+        self.neutron = mock.patch.object(common, 'neutron_client').start()
+        self.cinder = mock.patch.object(common, 'cinder_client').start()
+        self.addCleanup(mock.patch.stopall)
+
+        self.loader = self.loading.get_plugin_loader.return_value
+        self.auth = self.loader.load_from_options.return_value
+
+
+class CustomConfigFromInputs(ClientsConfigTest):
+
+    def get_file_cfg(self):
+        return {
+            'username': 'file-username',
+            'password': 'file-password',
+            'tenant_name': 'file-tenant-name',
+            'custom_configuration': {
+                'nova_client': {
+                    'username': 'custom-username',
+                    'password': 'custom-password',
+                    'tenant_name': 'custom-tenant-name'
+                },
+            }
+        }
+
+    def get_inputs_cfg(self):
+        return {
+            'auth_url': 'envar-auth-url',
+            'username': 'inputs-username',
+            'custom_configuration': {
+                'neutron_client': {
+                    'password': 'inputs-custom-password'
+                },
+                'cinder_client': {
+                    'password': 'inputs-custom-password',
+                    'auth_url': 'inputs-custom-auth-url',
+                    'extra_key': 'extra-value'
+                },
+            }
+        }
+
+    def get_env_cfg(self):
+        return {
+            'OS_USERNAME': 'envar-username',
+            'OS_PASSWORD': 'envar-password',
+            'OS_TENANT_NAME': 'envar-tenant-name',
+            'OS_AUTH_URL': 'envar-auth-url',
+            common.Config.OPENSTACK_CONFIG_PATH_ENV_VAR: file.name
+        }
+
+    def test_nova(self):
+        common.NovaClientWithSugar(config=self.get_inputs_cfg())
+        self.loader.load_from_options.assert_called_once_with(
+            username='inputs-username',
+            password='file-password',
+            tenant_name='file-tenant-name',
+            auth_url='envar-auth-url'
+        )
+        self.session.Session.assert_called_with(auth=self.auth, verify=True)
+        self.nova.Client.assert_called_once_with(
+            '2', session=self.session.Session.return_value)
+
+    def test_neutron(self):
+        common.NeutronClientWithSugar(config=self.get_inputs_cfg())
+        self.loader.load_from_options.assert_called_once_with(
+            username='inputs-username',
+            password='inputs-custom-password',
+            tenant_name='file-tenant-name',
+            auth_url='envar-auth-url'
+        )
+        self.session.Session.assert_called_with(auth=self.auth, verify=True)
+        self.neutron.Client.assert_called_once_with(
+            session=self.session.Session.return_value)
+
+    def test_cinder(self):
+        common.CinderClientWithSugar(config=self.get_inputs_cfg())
+        self.loader.load_from_options.assert_called_once_with(
+            username='inputs-username',
+            password='inputs-custom-password',
+            tenant_name='file-tenant-name',
+            auth_url='inputs-custom-auth-url'
+        )
+        self.session.Session.assert_called_with(auth=self.auth, verify=True)
+        self.cinder.Client.assert_called_once_with(
+            '2', session=self.session.Session.return_value,
+            extra_key='extra-value')
+
+
+class CustomConfigFromFile(ClientsConfigTest):
+
+    def get_file_cfg(self):
+        return {
+            'username': 'file-username',
+            'password': 'file-password',
+            'tenant_name': 'file-tenant-name',
+            'custom_configuration': {
+                'nova_client': {
+                    'username': 'custom-username',
+                    'password': 'custom-password',
+                    'tenant_name': 'custom-tenant-name'
+                },
+            }
+        }
+
+    def get_inputs_cfg(self):
+        return {
+            'auth_url': 'envar-auth-url',
+            'username': 'inputs-username',
+        }
+
+    def get_env_cfg(self):
+        return {
+            'OS_USERNAME': 'envar-username',
+            'OS_PASSWORD': 'envar-password',
+            'OS_TENANT_NAME': 'envar-tenant-name',
+            'OS_AUTH_URL': 'envar-auth-url',
+            common.Config.OPENSTACK_CONFIG_PATH_ENV_VAR: file.name
+        }
+
+    def test_nova(self):
+        common.NovaClientWithSugar(config=self.get_inputs_cfg())
+        self.loader.load_from_options.assert_called_once_with(
+            username='custom-username',
+            password='custom-password',
+            tenant_name='custom-tenant-name',
+            auth_url='envar-auth-url'
+        )
+        self.session.Session.assert_called_with(auth=self.auth, verify=True)
+        self.nova.Client.assert_called_once_with(
+            '2', session=self.session.Session.return_value)
+
+    def test_neutron(self):
+        common.NeutronClientWithSugar(config=self.get_inputs_cfg())
+        self.loader.load_from_options.assert_called_once_with(
+            username='inputs-username',
+            password='file-password',
+            tenant_name='file-tenant-name',
+            auth_url='envar-auth-url'
+        )
+        self.session.Session.assert_called_with(auth=self.auth, verify=True)
+        self.neutron.Client.assert_called_once_with(
+            session=self.session.Session.return_value)
+
+    def test_cinder(self):
+        common.CinderClientWithSugar(config=self.get_inputs_cfg())
+        self.loader.load_from_options.assert_called_once_with(
+            username='inputs-username',
+            password='file-password',
+            tenant_name='file-tenant-name',
+            auth_url='envar-auth-url'
+        )
+        self.session.Session.assert_called_with(auth=self.auth, verify=True)
+        self.cinder.Client.assert_called_once_with(
+            '2', session=self.session.Session.return_value)
+
+
+class PutClientInKwTests(unittest.TestCase):
+
+    def test_override_prop_empty_ctx(self):
+        props = {}
+        ctx = MockCloudifyContext(node_id='a20846', properties=props)
+        kwargs = {
+            'ctx': ctx,
+            'openstack_config': {
+                'p1': 'v1'
+            }
+        }
+        expected_cfg = kwargs['openstack_config']
+
+        client_class = mock.MagicMock()
+        common._put_client_in_kw('mock_client', client_class, kwargs)
+        client_class.assert_called_once_with(config=expected_cfg)
+
+    def test_override_prop_nonempty_ctx(self):
+        props = {
+            'openstack_config': {
+                'p1': 'u1',
+                'p2': 'u2'
+            }
+        }
+        props_copy = props.copy()
+        ctx = MockCloudifyContext(node_id='a20846', properties=props)
+        kwargs = {
+            'ctx': ctx,
+            'openstack_config': {
+                'p1': 'v1',
+                'p3': 'v3'
+            }
+        }
+        expected_cfg = {
+            'p1': 'v1',
+            'p2': 'u2',
+            'p3': 'v3'
+        }
+
+        client_class = mock.MagicMock()
+        common._put_client_in_kw('mock_client', client_class, kwargs)
+        client_class.assert_called_once_with(config=expected_cfg)
+        # Making sure that _put_client_in_kw will not modify
+        # 'openstack_config' property of a node.
+        self.assertEqual(props_copy, ctx.node.properties)
+
+    def test_override_runtime_prop(self):
+        props = {
+            'openstack_config': {
+                'p1': 'u1',
+                'p2': 'u2'
+            }
+        }
+        runtime_props = {
+            'openstack_config': {
+                'p1': 'u3'
+            }
+        }
+        props_copy = props.copy()
+        runtime_props_copy = runtime_props.copy()
+        ctx = MockCloudifyContext(node_id='a20847', properties=props,
+                                  runtime_properties=runtime_props)
+        kwargs = {
+            'ctx': ctx
+        }
+        expected_cfg = {
+            'p1': 'u3',
+            'p2': 'u2'
+        }
+        client_class = mock.MagicMock()
+        common._put_client_in_kw('mock_client', client_class, kwargs)
+        client_class.assert_called_once_with(config=expected_cfg)
+        self.assertEqual(props_copy, ctx.node.properties)
+        self.assertEqual(runtime_props_copy, ctx.instance.runtime_properties)
+
+
+class ResourceQuotaTests(unittest.TestCase):
+
+    def _test_quota_validation(self, amount, quota, failure_expected):
+        ctx = MockCloudifyContext(node_id='node_id', properties={})
+        client = mock.MagicMock()
+
+        def mock_cosmo_list(_):
+            return [x for x in range(0, amount)]
+        client.cosmo_list = mock_cosmo_list
+
+        def mock_get_quota(_):
+            return quota
+        client.get_quota = mock_get_quota
+
+        if failure_expected:
+            self.assertRaisesRegexp(
+                NonRecoverableError,
+                'cannot be created due to quota limitations',
+                common.validate_resource,
+                ctx=ctx, sugared_client=client,
+                openstack_type='openstack_type')
+        else:
+            common.validate_resource(
+                ctx=ctx, sugared_client=client,
+                openstack_type='openstack_type')
+
+    def test_equals_quotas(self):
+        self._test_quota_validation(3, 3, True)
+
+    def test_exceeded_quota(self):
+        self._test_quota_validation(5, 3, True)
+
+    def test_infinite_quota(self):
+        self._test_quota_validation(5, -1, False)
+
+
+class UseExternalResourceTests(unittest.TestCase):
+
+    def _test_use_external_resource(self,
+                                    is_external,
+                                    create_if_missing,
+                                    exists):
+        properties = {'create_if_missing': create_if_missing,
+                      'use_external_resource': is_external,
+                      'resource_id': 'resource_id'}
+        client_mock = mock.MagicMock()
+        os_type = 'test'
+
+        def _raise_error(*_):
+            raise NonRecoverableError('Error')
+
+        def _return_something(*_):
+            return mock.MagicMock()
+
+        return_value = _return_something if exists else _raise_error
+        if exists:
+            properties.update({'resource_id': 'rid'})
+
+        node_context = MockCloudifyContext(node_id='a20847',
+                                           properties=properties)
+        with mock.patch(
+                'openstack_plugin_common._get_resource_by_name_or_id_from_ctx',
+                new=return_value):
+            return common.use_external_resource(node_context,
+                                                client_mock, os_type)
+
+    def test_use_existing_resource(self):
+        self.assertIsNotNone(self._test_use_external_resource(True, True,
+                                                              True))
+        self.assertIsNotNone(self._test_use_external_resource(True, False,
+                                                              True))
+
+    def test_create_resource(self):
+        self.assertIsNone(self._test_use_external_resource(False, True, False))
+        self.assertIsNone(self._test_use_external_resource(False, False,
+                                                           False))
+        self.assertIsNone(self._test_use_external_resource(True, True, False))
+
+    def test_raise_error(self):
+        # If exists and shouldn't it is checked in resource
+        # validation so below scenario is not tested here
+        self.assertRaises(NonRecoverableError,
+                          self._test_use_external_resource,
+                          is_external=True,
+                          create_if_missing=False,
+                          exists=False)
+
+
+class ValidateResourceTests(unittest.TestCase):
+
+    def _test_validate_resource(self,
+                                is_external,
+                                create_if_missing,
+                                exists,
+                                client_mock_provided=None):
+        properties = {'create_if_missing': create_if_missing,
+                      'use_external_resource': is_external,
+                      'resource_id': 'resource_id'}
+        client_mock = client_mock_provided or mock.MagicMock()
+        os_type = 'test'
+
+        def _raise_error(*_):
+            raise NonRecoverableError('Error')
+
+        def _return_something(*_):
+            return mock.MagicMock()
+        return_value = _return_something if exists else _raise_error
+        if exists:
+            properties.update({'resource_id': 'rid'})
+
+        node_context = MockCloudifyContext(node_id='a20847',
+                                           properties=properties)
+        with mock.patch(
+                'openstack_plugin_common._get_resource_by_name_or_id_from_ctx',
+                new=return_value):
+            return common.validate_resource(node_context, client_mock, os_type)
+
+    def test_use_existing_resource(self):
+        self._test_validate_resource(True, True, True)
+        self._test_validate_resource(True, False, True)
+
+    def test_create_resource(self):
+        client_mock = mock.MagicMock()
+        client_mock.cosmo_list.return_value = ['a', 'b', 'c']
+        client_mock.get_quota.return_value = 5
+        self._test_validate_resource(False, True, False, client_mock)
+        self._test_validate_resource(False, False, False, client_mock)
+        self._test_validate_resource(True, True, False, client_mock)
+
+    def test_raise_error(self):
+        # If exists and shouldn't it is checked in resource
+        # validation so below scenario is not tested here
+        self.assertRaises(NonRecoverableError,
+                          self._test_validate_resource,
+                          is_external=True,
+                          create_if_missing=False,
+                          exists=False)
+
+    def test_raise_quota_error(self):
+        client_mock = mock.MagicMock()
+        client_mock.cosmo_list.return_value = ['a', 'b', 'c']
+        client_mock.get_quota.return_value = 3
+        self.assertRaises(NonRecoverableError,
+                          self._test_validate_resource,
+                          is_external=True,
+                          create_if_missing=True,
+                          exists=False,
+                          client_mock_provided=client_mock)
diff --git a/aria/multivim-plugin/openstack_plugin_common/tests/provider-context.json b/aria/multivim-plugin/openstack_plugin_common/tests/provider-context.json
new file mode 100644
index 0000000000..f7e20e4ef5
--- /dev/null
+++ b/aria/multivim-plugin/openstack_plugin_common/tests/provider-context.json
@@ -0,0 +1,78 @@
+{
+  "context": {
+    "resources": {
+      "management_keypair": {
+        "name": "p2_cloudify-manager-kp-ilya",
+        "id": "p2_cloudify-manager-kp-ilya",
+        "type": "keypair",
+        "external_resource": true
+      },
+      "router": {
+        "name": "p2_cloudify-router",
+        "id": "856f9fb8-6676-4b99-b64d-b76874b30abf",
+        "type": "router",
+        "external_resource": true
+      },
+      "subnet": {
+        "name": "p2_cloudify-admin-network-subnet",
+        "id": "dd193491-d728-4e3e-8199-27eec0ba18e4",
+        "type": "subnet",
+        "external_resource": true
+      },
+      "int_network": {
+        "name": "p2_cloudify-admin-network",
+        "id": "27ef2770-5219-4bb1-81d4-14ed450c5181",
+        "type": "network",
+        "external_resource": true
+      },
+      "management_server": {
+        "name": "p2_cfy-mgr-ilya-2014-06-01-11:59",
+        "id": "be9991da-9c34-4f7c-9c33-5e04ad2d5b3e",
+        "type": "server",
+        "external_resource": false
+      },
+      "agents_security_group": {
+        "name": "p2_cloudify-sg-agents",
+        "id": "d52280aa-0e79-4697-bd08-baf3f84e2a10",
+        "type": "neutron security group",
+        "external_resource": true
+      },
+      "agents_keypair": {
+        "name": "p2_cloudify-agents-kp-ilya",
+        "id": "p2_cloudify-agents-kp-ilya",
+        "type": "keypair",
+        "external_resource": true
+      },
+      "management_security_group": {
+        "name": "p2_cloudify-sg-management",
+        "id": "5862e0d2-8f28-472e-936b-d2da9cb935b3",
+        "type": "neutron security group",
+        "external_resource": true
+      },
+      "floating_ip": {
+        "external_resource": true,
+        "id": "None",
+        "type": "floating ip",
+        "ip": "CENSORED"
+      },
+      "ext_network": {
+        "name": "Ext-Net",
+        "id": "7da74520-9d5e-427b-a508-213c84e69616",
+        "type": "network",
+        "external_resource": true
+      }
+    },
+    "cloudify": {
+      "resources_prefix": "p2_",
+      "cloudify_agent": {
+        "user": "ubuntu",
+        "agent_key_path": "/PATH/CENSORED/p2_cloudify-agents-kp-ilya.pem",
+        "min_workers": 2,
+        "max_workers": 5,
+        "remote_execution_port": 22
+      }
+    }
+  },
+  "name": "cloudify_openstack"
+}
+
diff --git a/aria/multivim-plugin/openstack_plugin_common/tests/test.py b/aria/multivim-plugin/openstack_plugin_common/tests/test.py
new file mode 100644
index 0000000000..13099292ca
--- /dev/null
+++ b/aria/multivim-plugin/openstack_plugin_common/tests/test.py
@@ -0,0 +1,40 @@
+import json
+import os
+
+from cloudify.context import BootstrapContext
+
+from cloudify.mocks import MockCloudifyContext
+
+
+RETRY_AFTER = 1
+# Time during which no retry could possibly happen.
+NO_POSSIBLE_RETRY_TIME = RETRY_AFTER / 2.0
+
+BOOTSTRAP_CONTEXTS_WITHOUT_PREFIX = (
+    {
+    },
+    {
+        'resources_prefix': ''
+    },
+    {
+        'resources_prefix': None
+    },
+)
+
+
+def set_mock_provider_context(ctx, provider_context):
+
+    def mock_provider_context(provider_name_unused):
+        return provider_context
+
+    ctx.get_provider_context = mock_provider_context
+
+
+def create_mock_ctx_with_provider_info(*args, **kw):
+    cur_dir = os.path.dirname(os.path.realpath(__file__))
+    full_file_name = os.path.join(cur_dir, 'provider-context.json')
+    with open(full_file_name) as f:
+        provider_context = json.loads(f.read())['context']
+    kw['provider_context'] = provider_context
+    kw['bootstrap_context'] = BootstrapContext(provider_context['cloudify'])
+    return MockCloudifyContext(*args, **kw)