installers/charm/osm-lcm/tests/integration/test_charm.py

   1 #!/usr/bin/env python3
   2 # Copyright 2022 Canonical Ltd.
   3 #
   4 # Licensed under the Apache License, Version 2.0 (the "License"); you may
   5 # not use this file except in compliance with the License. You may obtain
   6 # a copy of the License at
   7 #
   8 #         http://www.apache.org/licenses/LICENSE-2.0
   9 #
  10 # Unless required by applicable law or agreed to in writing, software
  11 # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  12 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  13 # License for the specific language governing permissions and limitations
  14 # under the License.
  15 #
  16 # For those usages not covered by the Apache License, Version 2.0 please
  17 # contact: legal@canonical.com
  18 #
  19 # To get in touch with the maintainers, please contact:
  20 # osm-charmers@lists.launchpad.net
  21 #
  22 # Learn more about testing at: https://juju.is/docs/sdk/testing
  23
  24 import asyncio
  25 import logging
  26 import shlex
  27 from pathlib import Path
  28
  29 import pytest
  30 import yaml
  31 from pytest_operator.plugin import OpsTest
  32
  33 logger = logging.getLogger(__name__)
  34
  35 METADATA = yaml.safe_load(Path("./metadata.yaml").read_text())
  36 LCM_APP = METADATA["name"]
  37 KAFKA_CHARM = "kafka-k8s"
  38 KAFKA_APP = "kafka"
  39 MONGO_DB_CHARM = "mongodb-k8s"
  40 MONGO_DB_APP = "mongodb"
  41 RO_CHARM = "osm-ro"
  42 RO_APP = "ro"
  43 ZOOKEEPER_CHARM = "zookeeper-k8s"
  44 ZOOKEEPER_APP = "zookeeper"
  45 VCA_CHARM = "osm-vca-integrator"
  46 VCA_APP = "vca"
  47 APPS = [KAFKA_APP, MONGO_DB_APP, ZOOKEEPER_APP, RO_APP, LCM_APP]
  48
  49
  50 @pytest.mark.abort_on_fail
  51 async def test_lcm_is_deployed(ops_test: OpsTest):
  52     charm = await ops_test.build_charm(".")
  53     resources = {"lcm-image": METADATA["resources"]["lcm-image"]["upstream-source"]}
  54     ro_deploy_cmd = f"juju deploy {RO_CHARM} {RO_APP} --resource ro-image=opensourcemano/ro:testing-daily --channel=latest/beta --series=focal"
  55
  56     await asyncio.gather(
  57         ops_test.model.deploy(
  58             charm, resources=resources, application_name=LCM_APP, series="focal"
  59         ),
  60         # RO charm has to be deployed differently since
  61         # bug https://github.com/juju/python-libjuju/issues/822
  62         # deploys different charms wrt cli
  63         ops_test.run(*shlex.split(ro_deploy_cmd), check=True),
  64         ops_test.model.deploy(KAFKA_CHARM, application_name=KAFKA_APP, channel="stable"),
  65         ops_test.model.deploy(MONGO_DB_CHARM, application_name=MONGO_DB_APP, channel="edge"),
  66         ops_test.model.deploy(ZOOKEEPER_CHARM, application_name=ZOOKEEPER_APP, channel="stable"),
  67     )
  68
  69     async with ops_test.fast_forward():
  70         await ops_test.model.wait_for_idle(
  71             apps=APPS,
  72             timeout=300,
  73         )
  74     assert ops_test.model.applications[LCM_APP].status == "blocked"
  75     unit = ops_test.model.applications[LCM_APP].units[0]
  76     assert unit.workload_status_message == "need kafka, mongodb, ro relations"
  77
  78     logger.info("Adding relations for other components")
  79     await ops_test.model.add_relation(KAFKA_APP, ZOOKEEPER_APP)
  80     await ops_test.model.add_relation(RO_APP, MONGO_DB_APP)
  81     await ops_test.model.add_relation(RO_APP, KAFKA_APP)
  82
  83     logger.info("Adding relations")
  84     await ops_test.model.add_relation(LCM_APP, MONGO_DB_APP)
  85     await ops_test.model.add_relation(LCM_APP, KAFKA_APP)
  86     await ops_test.model.add_relation(LCM_APP, RO_APP)
  87
  88     async with ops_test.fast_forward():
  89         await ops_test.model.wait_for_idle(
  90             apps=APPS,
  91             status="active",
  92             timeout=300,
  93         )
  94
  95
  96 @pytest.mark.abort_on_fail
  97 async def test_lcm_scales_up(ops_test: OpsTest):
  98     logger.info("Scaling up osm-lcm")
  99     expected_units = 3
 100     assert len(ops_test.model.applications[LCM_APP].units) == 1
 101     await ops_test.model.applications[LCM_APP].scale(expected_units)
 102     async with ops_test.fast_forward():
 103         await ops_test.model.wait_for_idle(
 104             apps=[LCM_APP], status="active", timeout=1000, wait_for_exact_units=expected_units
 105         )
 106
 107
 108 @pytest.mark.abort_on_fail
 109 @pytest.mark.parametrize("relation_to_remove", [RO_APP, KAFKA_APP, MONGO_DB_APP])
 110 async def test_lcm_blocks_without_relation(ops_test: OpsTest, relation_to_remove):
 111     logger.info("Removing relation: %s", relation_to_remove)
 112     # mongoDB relation is named "database"
 113     local_relation = relation_to_remove
 114     if relation_to_remove == MONGO_DB_APP:
 115         local_relation = "database"
 116     await asyncio.gather(
 117         ops_test.model.applications[relation_to_remove].remove_relation(local_relation, LCM_APP)
 118     )
 119     async with ops_test.fast_forward():
 120         await ops_test.model.wait_for_idle(apps=[LCM_APP])
 121     assert ops_test.model.applications[LCM_APP].status == "blocked"
 122     for unit in ops_test.model.applications[LCM_APP].units:
 123         assert unit.workload_status_message == f"need {relation_to_remove} relation"
 124     await ops_test.model.add_relation(LCM_APP, relation_to_remove)
 125     async with ops_test.fast_forward():
 126         await ops_test.model.wait_for_idle(
 127             apps=APPS,
 128             status="active",
 129             timeout=300,
 130         )
 131
 132
 133 @pytest.mark.abort_on_fail
 134 async def test_lcm_action_debug_mode_disabled(ops_test: OpsTest):
 135     async with ops_test.fast_forward():
 136         await ops_test.model.wait_for_idle(
 137             apps=APPS,
 138             status="active",
 139             timeout=300,
 140         )
 141     logger.info("Running action 'get-debug-mode-information'")
 142     action = (
 143         await ops_test.model.applications[LCM_APP]
 144         .units[0]
 145         .run_action("get-debug-mode-information")
 146     )
 147     async with ops_test.fast_forward():
 148         await ops_test.model.wait_for_idle(apps=[LCM_APP])
 149     status = await ops_test.model.get_action_status(uuid_or_prefix=action.entity_id)
 150     assert status[action.entity_id] == "failed"
 151
 152
 153 @pytest.mark.abort_on_fail
 154 async def test_lcm_action_debug_mode_enabled(ops_test: OpsTest):
 155     await ops_test.model.applications[LCM_APP].set_config({"debug-mode": "true"})
 156     async with ops_test.fast_forward():
 157         await ops_test.model.wait_for_idle(
 158             apps=APPS,
 159             status="active",
 160             timeout=1000,
 161         )
 162     logger.info("Running action 'get-debug-mode-information'")
 163     # list of units is not ordered
 164     unit_id = list(
 165         filter(
 166             lambda x: (x.entity_id == f"{LCM_APP}/0"), ops_test.model.applications[LCM_APP].units
 167         )
 168     )[0]
 169     action = await unit_id.run_action("get-debug-mode-information")
 170     async with ops_test.fast_forward():
 171         await ops_test.model.wait_for_idle(apps=[LCM_APP])
 172     status = await ops_test.model.get_action_status(uuid_or_prefix=action.entity_id)
 173     message = await ops_test.model.get_action_output(action_uuid=action.entity_id)
 174     assert status[action.entity_id] == "completed"
 175     assert "command" in message
 176     assert "password" in message
 177
 178
 179 @pytest.mark.abort_on_fail
 180 async def test_lcm_integration_vca(ops_test: OpsTest):
 181     await asyncio.gather(
 182         ops_test.model.deploy(VCA_CHARM, application_name=VCA_APP, channel="beta"),
 183     )
 184     async with ops_test.fast_forward():
 185         await ops_test.model.wait_for_idle(
 186             apps=[VCA_APP],
 187             timeout=300,
 188         )
 189     controllers = (Path.home() / ".local/share/juju/controllers.yaml").read_text()
 190     accounts = (Path.home() / ".local/share/juju/accounts.yaml").read_text()
 191     public_key = (Path.home() / ".local/share/juju/ssh/juju_id_rsa.pub").read_text()
 192     await ops_test.model.applications[VCA_APP].set_config(
 193         {
 194             "controllers": controllers,
 195             "accounts": accounts,
 196             "public-key": public_key,
 197             "k8s-cloud": "microk8s",
 198         }
 199     )
 200     async with ops_test.fast_forward():
 201         await ops_test.model.wait_for_idle(
 202             apps=APPS + [VCA_APP],
 203             status="active",
 204             timeout=1000,
 205         )
 206     await ops_test.model.add_relation(LCM_APP, VCA_APP)
 207     async with ops_test.fast_forward():
 208         await ops_test.model.wait_for_idle(
 209             apps=APPS + [VCA_APP],
 210             status="active",
 211             timeout=300,
 212         )