installers/charm/osm-pol/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 from pathlib import Path
  27
  28 import pytest
  29 import yaml
  30 from pytest_operator.plugin import OpsTest
  31
  32 logger = logging.getLogger(__name__)
  33
  34 METADATA = yaml.safe_load(Path("./metadata.yaml").read_text())
  35 POL_APP = METADATA["name"]
  36 KAFKA_CHARM = "kafka-k8s"
  37 KAFKA_APP = "kafka"
  38 MONGO_DB_CHARM = "mongodb-k8s"
  39 MONGO_DB_APP = "mongodb"
  40 MARIADB_CHARM = "charmed-osm-mariadb-k8s"
  41 MARIADB_APP = "mariadb"
  42 ZOOKEEPER_CHARM = "zookeeper-k8s"
  43 ZOOKEEPER_APP = "zookeeper"
  44 APPS = [KAFKA_APP, ZOOKEEPER_APP, MONGO_DB_APP, MARIADB_APP, POL_APP]
  45
  46
  47 @pytest.mark.abort_on_fail
  48 async def test_pol_is_deployed(ops_test: OpsTest):
  49     charm = await ops_test.build_charm(".")
  50     resources = {"pol-image": METADATA["resources"]["pol-image"]["upstream-source"]}
  51
  52     await asyncio.gather(
  53         ops_test.model.deploy(
  54             charm, resources=resources, application_name=POL_APP, series="focal"
  55         ),
  56         ops_test.model.deploy(KAFKA_CHARM, application_name=KAFKA_APP, channel="stable"),
  57         ops_test.model.deploy(MONGO_DB_CHARM, application_name=MONGO_DB_APP, channel="stable"),
  58         ops_test.model.deploy(MARIADB_CHARM, application_name=MARIADB_APP, channel="stable"),
  59         ops_test.model.deploy(ZOOKEEPER_CHARM, application_name=ZOOKEEPER_APP, channel="stable"),
  60     )
  61
  62     async with ops_test.fast_forward():
  63         await ops_test.model.wait_for_idle(
  64             apps=APPS,
  65         )
  66     assert ops_test.model.applications[POL_APP].status == "blocked"
  67     unit = ops_test.model.applications[POL_APP].units[0]
  68     assert unit.workload_status_message == "need kafka, mongodb, mysql relations"
  69
  70     logger.info("Adding relations for other components")
  71     await ops_test.model.add_relation(KAFKA_APP, ZOOKEEPER_APP)
  72
  73     logger.info("Adding relations")
  74     await ops_test.model.add_relation(POL_APP, KAFKA_APP)
  75     await ops_test.model.add_relation(POL_APP, MONGO_DB_APP)
  76     await ops_test.model.add_relation(POL_APP, MARIADB_APP)
  77
  78     async with ops_test.fast_forward():
  79         await ops_test.model.wait_for_idle(
  80             apps=APPS,
  81             status="active",
  82         )
  83
  84
  85 @pytest.mark.abort_on_fail
  86 async def test_pol_scales_up(ops_test: OpsTest):
  87     logger.info("Scaling up osm-pol")
  88     expected_units = 3
  89     assert len(ops_test.model.applications[POL_APP].units) == 1
  90     await ops_test.model.applications[POL_APP].scale(expected_units)
  91     async with ops_test.fast_forward():
  92         await ops_test.model.wait_for_idle(
  93             apps=[POL_APP], status="active", wait_for_exact_units=expected_units
  94         )
  95
  96
  97 @pytest.mark.abort_on_fail
  98 @pytest.mark.parametrize("relation_to_remove", [KAFKA_APP, MONGO_DB_APP, MARIADB_APP])
  99 async def test_pol_blocks_without_relation(ops_test: OpsTest, relation_to_remove):
 100     logger.info("Removing relation: %s", relation_to_remove)
 101     # mongoDB relation is named "database"
 102     local_relation = relation_to_remove
 103     if relation_to_remove == MONGO_DB_APP:
 104         local_relation = "database"
 105     # mariaDB relation is named "mysql"
 106     if relation_to_remove == MARIADB_APP:
 107         local_relation = "mysql"
 108     await asyncio.gather(
 109         ops_test.model.applications[relation_to_remove].remove_relation(local_relation, POL_APP)
 110     )
 111     async with ops_test.fast_forward():
 112         await ops_test.model.wait_for_idle(apps=[POL_APP])
 113     assert ops_test.model.applications[POL_APP].status == "blocked"
 114     for unit in ops_test.model.applications[POL_APP].units:
 115         assert (
 116             unit.workload_status_message
 117             == f"need {'mysql' if relation_to_remove == MARIADB_APP else relation_to_remove} relation"
 118         )
 119     await ops_test.model.add_relation(POL_APP, relation_to_remove)
 120     async with ops_test.fast_forward():
 121         await ops_test.model.wait_for_idle(
 122             apps=APPS,
 123             status="active",
 124         )
 125
 126
 127 @pytest.mark.abort_on_fail
 128 async def test_pol_action_debug_mode_disabled(ops_test: OpsTest):
 129     async with ops_test.fast_forward():
 130         await ops_test.model.wait_for_idle(
 131             apps=APPS,
 132             status="active",
 133         )
 134     logger.info("Running action 'get-debug-mode-information'")
 135     action = (
 136         await ops_test.model.applications[POL_APP]
 137         .units[0]
 138         .run_action("get-debug-mode-information")
 139     )
 140     async with ops_test.fast_forward():
 141         await ops_test.model.wait_for_idle(apps=[POL_APP])
 142     status = await ops_test.model.get_action_status(uuid_or_prefix=action.entity_id)
 143     assert status[action.entity_id] == "failed"
 144
 145
 146 @pytest.mark.abort_on_fail
 147 async def test_pol_action_debug_mode_enabled(ops_test: OpsTest):
 148     await ops_test.model.applications[POL_APP].set_config({"debug-mode": "true"})
 149     async with ops_test.fast_forward():
 150         await ops_test.model.wait_for_idle(
 151             apps=APPS,
 152             status="active",
 153         )
 154     logger.info("Running action 'get-debug-mode-information'")
 155     # list of units is not ordered
 156     unit_id = list(
 157         filter(
 158             lambda x: (x.entity_id == f"{POL_APP}/0"), ops_test.model.applications[POL_APP].units
 159         )
 160     )[0]
 161     action = await unit_id.run_action("get-debug-mode-information")
 162     async with ops_test.fast_forward():
 163         await ops_test.model.wait_for_idle(apps=[POL_APP])
 164     status = await ops_test.model.get_action_status(uuid_or_prefix=action.entity_id)
 165     message = await ops_test.model.get_action_output(action_uuid=action.entity_id)
 166     assert status[action.entity_id] == "completed"
 167     assert "command" in message
 168     assert "password" in message