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({
  38             "database": {
  39                 "driver": "memory"
  40             }
  41         }).instance.db)
  42         Database().instance.db = self.db
  43
  44         Filesystem.instance = None
  45         self.fs = asynctest.Mock(Filesystem({
  46             "storage": {
  47                 "driver": "local",
  48                 "path": "/"
  49             }
  50         }).instance.fs)
  51
  52         Filesystem.instance.fs = self.fs
  53         self.fs.path = "/"
  54
  55         vca_config = {
  56             "helmpath": "/usr/local/bin/helm",
  57             "helm3path": "/usr/local/bin/helm3",
  58             "kubectlpath": "/usr/bin/kubectl"
  59         }
  60         lcm_helm_conn.K8sHelmConnector = asynctest.Mock(lcm_helm_conn.K8sHelmConnector)
  61         lcm_helm_conn.K8sHelm3Connector = asynctest.Mock(lcm_helm_conn.K8sHelm3Connector)
  62         self.helm_conn = LCMHelmConn(loop=self.loop, vca_config=vca_config, log=self.logger)
  63
  64     @asynctest.fail_on(active_handles=True)
  65     async def test_create_execution_environment(self):
  66         namespace = "testnamespace"
  67         db_dict = {}
  68         artifact_path = "helm_sample_charm"
  69         helm_chart_id = "helm_sample_charm_0001"
  70         self.helm_conn._k8sclusterhelm3.install = asynctest.CoroutineMock(return_value=None)
  71         self.helm_conn._k8sclusterhelm3.generate_kdu_instance_name = Mock()
  72         self.helm_conn._k8sclusterhelm3.generate_kdu_instance_name.return_value = helm_chart_id
  73         self.helm_conn._k8sclusterhelm2.generate_kdu_instance_name = Mock()
  74         self.helm_conn._k8sclusterhelm2.generate_kdu_instance_name.return_value = helm_chart_id
  75
  76         self.db.get_one.return_value = {"_admin": {"helm-chart-v3": {"id": "myk8s_id"}}}
  77         ee_id, _ = await self.helm_conn.create_execution_environment(namespace,
  78                                                                      db_dict,
  79                                                                      artifact_path=artifact_path,
  80                                                                      vca_type="helm-v3")
  81         self.assertEqual(ee_id, "{}:{}.{}".format("helm-v3", "osm", helm_chart_id),
  82                          "Check ee_id format: <helm-version>:<default namespace>.<helm_chart-id>")
  83         self.helm_conn._k8sclusterhelm3.install.assert_called_once_with("myk8s_id",
  84                                                                         kdu_model="/helm_sample_charm",
  85                                                                         kdu_instance=helm_chart_id,
  86                                                                         namespace="osm", db_dict=db_dict,
  87                                                                         params=None, timeout=None)
  88
  89     @asynctest.fail_on(active_handles=True)
  90     async def test_get_ee_ssh_public__key(self):
  91         ee_id = "osm.helm_sample_charm_0001"
  92         db_dict = {}
  93         lcm_helm_conn.socket.gethostbyname = asynctest.Mock()
  94         mock_pub_key = "ssh-rsapubkey"
  95         self.db.get_one.return_value = {"_admin": {"helm-chart": {"id": "myk8s_id"}}}
  96         self.helm_conn._get_ssh_key = asynctest.CoroutineMock(return_value=mock_pub_key)
  97         pub_key = await self.helm_conn.get_ee_ssh_public__key(ee_id=ee_id, db_dict=db_dict)
  98         self.assertEqual(pub_key, mock_pub_key)
  99
 100     @asynctest.fail_on(active_handles=True)
 101     async def test_execute_primitive(self):
 102         lcm_helm_conn.socket.gethostbyname = asynctest.Mock()
 103         ee_id = "osm.helm_sample_charm_0001"
 104         primitive_name = "sleep"
 105         params = {}
 106         self.db.get_one.return_value = {"_admin": {"helm-chart": {"id": "myk8s_id"}}}
 107         self.helm_conn._execute_primitive_internal = asynctest.CoroutineMock(return_value=("OK", "test-ok"))
 108         message = await self.helm_conn.exec_primitive(ee_id, primitive_name, params)
 109         self.assertEqual(message, "test-ok")
 110
 111     @asynctest.fail_on(active_handles=True)
 112     async def test_execute_config_primitive(self):
 113         self.logger.debug("Execute config primitive")
 114         lcm_helm_conn.socket.gethostbyname = asynctest.Mock()
 115         ee_id = "osm.helm_sample_charm_0001"
 116         primitive_name = "config"
 117         params = {"ssh-host-name": "host1"}
 118         self.db.get_one.return_value = {"_admin": {"helm-chart": {"id": "myk8s_id"}}}
 119         self.helm_conn._execute_primitive_internal = asynctest.CoroutineMock(return_value=("OK", "CONFIG OK"))
 120         message = await self.helm_conn.exec_primitive(ee_id, primitive_name, params)
 121         self.assertEqual(message, "CONFIG OK")
 122
 123     @asynctest.fail_on(active_handles=True)
 124     async def test_delete_execution_environment(self):
 125         ee_id = "helm-v3:osm.helm_sample_charm_0001"
 126         self.db.get_one.return_value = {"_admin": {"helm-chart-v3": {"id": "myk8s_id"}}}
 127         self.helm_conn._k8sclusterhelm3.uninstall = asynctest.CoroutineMock(return_value="")
 128         await self.helm_conn.delete_execution_environment(ee_id)
 129         self.helm_conn._k8sclusterhelm3.uninstall.assert_called_once_with("myk8s_id", "helm_sample_charm_0001")
 130
 131
 132 if __name__ == '__main__':
 133     asynctest.main()