osm_lcm/tests/test_lcm_helm_conn.py

   1 ##
   2 # Licensed under the Apache License, Version 2.0 (the "License"); you may
   3 # not use this file except in compliance with the License. You may obtain
   4 # a copy of the License at
   5 #
   6 #         http://www.apache.org/licenses/LICENSE-2.0
   7 #
   8 # Unless required by applicable law or agreed to in writing, software
   9 # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  10 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  11 # License for the specific language governing permissions and limitations
  12 # under the License.
  13 #
  14 # For those usages not covered by the Apache License, Version 2.0 please
  15 # contact: alfonso.tiernosepulveda@telefonica.com
  16 ##
  17
  18 import asynctest
  19 import logging
  20
  21 from osm_lcm import lcm_helm_conn
  22 from osm_lcm.lcm_helm_conn import LCMHelmConn
  23 from asynctest.mock import Mock
  24 from osm_lcm.data_utils.database.database import Database
  25 from osm_lcm.data_utils.filesystem.filesystem import Filesystem
  26
  27 __author__ = "Isabel Lloret <illoret@indra.es>"
  28
  29
  30 class TestLcmHelmConn(asynctest.TestCase):
  31     logging.basicConfig(level=logging.DEBUG)
  32     logger = logging.getLogger(__name__)
  33     logger.setLevel(logging.DEBUG)
  34
  35     async def setUp(self):
  36         Database.instance = None
  37         self.db = Mock(Database({"database": {"driver": "memory"}}).instance.db)
  38         Database().instance.db = self.db
  39
  40         Filesystem.instance = None
  41         self.fs = asynctest.Mock(
  42             Filesystem({"storage": {"driver": "local", "path": "/"}}).instance.fs
  43         )
  44
  45         Filesystem.instance.fs = self.fs
  46         self.fs.path = "/"
  47
  48         vca_config = {
  49             "helmpath": "/usr/local/bin/helm",
  50             "helm3path": "/usr/local/bin/helm3",
  51             "kubectlpath": "/usr/bin/kubectl",
  52         }
  53         lcm_helm_conn.K8sHelmConnector = asynctest.Mock(lcm_helm_conn.K8sHelmConnector)
  54         lcm_helm_conn.K8sHelm3Connector = asynctest.Mock(
  55             lcm_helm_conn.K8sHelm3Connector
  56         )
  57         self.helm_conn = LCMHelmConn(
  58             loop=self.loop, vca_config=vca_config, log=self.logger
  59         )
  60
  61     @asynctest.fail_on(active_handles=True)
  62     async def test_create_execution_environment(self):
  63         namespace = "testnamespace"
  64         db_dict = {}
  65         artifact_path = "helm_sample_charm"
  66         chart_model = "helm_sample_charm"
  67         helm_chart_id = "helm_sample_charm_0001"
  68         self.helm_conn._k8sclusterhelm3.install = asynctest.CoroutineMock(
  69             return_value=None
  70         )
  71         self.helm_conn._k8sclusterhelm3.generate_kdu_instance_name = Mock()
  72         self.helm_conn._k8sclusterhelm3.generate_kdu_instance_name.return_value = (
  73             helm_chart_id
  74         )
  75         self.helm_conn._k8sclusterhelm2.generate_kdu_instance_name = Mock()
  76         self.helm_conn._k8sclusterhelm2.generate_kdu_instance_name.return_value = (
  77             helm_chart_id
  78         )
  79
  80         self.db.get_one.return_value = {"_admin": {"helm-chart-v3": {"id": "myk8s_id"}}}
  81         ee_id, _ = await self.helm_conn.create_execution_environment(
  82             namespace, db_dict, artifact_path=artifact_path,
  83             chart_model=chart_model, vca_type="helm-v3"
  84         )
  85         self.assertEqual(
  86             ee_id,
  87             "{}:{}.{}".format("helm-v3", "osm", helm_chart_id),
  88             "Check ee_id format: <helm-version>:<default namespace>.<helm_chart-id>",
  89         )
  90         self.helm_conn._k8sclusterhelm3.install.assert_called_once_with(
  91             "myk8s_id",
  92             kdu_model="/helm_sample_charm",
  93             kdu_instance=helm_chart_id,
  94             namespace="osm",
  95             db_dict=db_dict,
  96             params=None,
  97             timeout=None,
  98         )
  99
 100     @asynctest.fail_on(active_handles=True)
 101     async def test_get_ee_ssh_public__key(self):
 102         ee_id = "osm.helm_sample_charm_0001"
 103         db_dict = {}
 104         lcm_helm_conn.socket.gethostbyname = asynctest.Mock()
 105         mock_pub_key = "ssh-rsapubkey"
 106         self.db.get_one.return_value = {"_admin": {"helm-chart": {"id": "myk8s_id"}}}
 107         self.helm_conn._get_ssh_key = asynctest.CoroutineMock(return_value=mock_pub_key)
 108         pub_key = await self.helm_conn.get_ee_ssh_public__key(
 109             ee_id=ee_id, db_dict=db_dict
 110         )
 111         self.assertEqual(pub_key, mock_pub_key)
 112
 113     @asynctest.fail_on(active_handles=True)
 114     async def test_execute_primitive(self):
 115         lcm_helm_conn.socket.gethostbyname = asynctest.Mock()
 116         ee_id = "osm.helm_sample_charm_0001"
 117         primitive_name = "sleep"
 118         params = {}
 119         self.db.get_one.return_value = {"_admin": {"helm-chart": {"id": "myk8s_id"}}}
 120         self.helm_conn._execute_primitive_internal = asynctest.CoroutineMock(
 121             return_value=("OK", "test-ok")
 122         )
 123         message = await self.helm_conn.exec_primitive(ee_id, primitive_name, params)
 124         self.assertEqual(message, "test-ok")
 125
 126     @asynctest.fail_on(active_handles=True)
 127     async def test_execute_config_primitive(self):
 128         self.logger.debug("Execute config primitive")
 129         lcm_helm_conn.socket.gethostbyname = asynctest.Mock()
 130         ee_id = "osm.helm_sample_charm_0001"
 131         primitive_name = "config"
 132         params = {"ssh-host-name": "host1"}
 133         self.db.get_one.return_value = {"_admin": {"helm-chart": {"id": "myk8s_id"}}}
 134         self.helm_conn._execute_primitive_internal = asynctest.CoroutineMock(
 135             return_value=("OK", "CONFIG OK")
 136         )
 137         message = await self.helm_conn.exec_primitive(ee_id, primitive_name, params)
 138         self.assertEqual(message, "CONFIG OK")
 139
 140     @asynctest.fail_on(active_handles=True)
 141     async def test_delete_execution_environment(self):
 142         ee_id = "helm-v3:osm.helm_sample_charm_0001"
 143         self.db.get_one.return_value = {"_admin": {"helm-chart-v3": {"id": "myk8s_id"}}}
 144         self.helm_conn._k8sclusterhelm3.uninstall = asynctest.CoroutineMock(
 145             return_value=""
 146         )
 147         await self.helm_conn.delete_execution_environment(ee_id)
 148         self.helm_conn._k8sclusterhelm3.uninstall.assert_called_once_with(
 149             "myk8s_id", "helm_sample_charm_0001"
 150         )
 151
 152
 153 if __name__ == "__main__":
 154     asynctest.main()