Source code for tests.system.providers.google.cloud.composer.example_cloud_composer

#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you 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.
from __future__ import annotations

import os
from datetime import datetime

from airflow import models
from airflow.models.baseoperator import chain
from airflow.providers.google.cloud.operators.cloud_composer import (
    CloudComposerCreateEnvironmentOperator,
    CloudComposerDeleteEnvironmentOperator,
    CloudComposerGetEnvironmentOperator,
    CloudComposerListEnvironmentsOperator,
    CloudComposerListImageVersionsOperator,
    CloudComposerUpdateEnvironmentOperator,
)
from airflow.utils.trigger_rule import TriggerRule

[docs]ENV_ID = os.environ.get("SYSTEM_TESTS_ENV_ID")
[docs]PROJECT_ID = os.environ.get("SYSTEM_TESTS_GCP_PROJECT")
[docs]DAG_ID = "example_composer"
[docs]REGION = "us-central1"
# [START howto_operator_composer_simple_environment]
[docs]ENVIRONMENT_ID = f"test-{DAG_ID}-{ENV_ID}".replace("_", "-")
[docs]ENVIRONMENT = { "config": { "software_config": {"image_version": "composer-2.0.28-airflow-2.2.5"}, } }
# [END howto_operator_composer_simple_environment] # [START howto_operator_composer_update_environment]
[docs]UPDATED_ENVIRONMENT = { "labels": { "label1": "testing", } }
[docs]UPDATE_MASK = {"paths": ["labels.label1"]}
# [END howto_operator_composer_update_environment] with models.DAG( DAG_ID, schedule="@once", start_date=datetime(2021, 1, 1), catchup=False, tags=["example", "composer"], ) as dag: # [START howto_operator_composer_image_list]
[docs] image_versions = CloudComposerListImageVersionsOperator( task_id="image_versions", project_id=PROJECT_ID, region=REGION, )
# [END howto_operator_composer_image_list] # [START howto_operator_create_composer_environment] create_env = CloudComposerCreateEnvironmentOperator( task_id="create_env", project_id=PROJECT_ID, region=REGION, environment_id=ENVIRONMENT_ID, environment=ENVIRONMENT, ) # [END howto_operator_create_composer_environment] # [START howto_operator_list_composer_environments] list_envs = CloudComposerListEnvironmentsOperator( task_id="list_envs", project_id=PROJECT_ID, region=REGION ) # [END howto_operator_list_composer_environments] # [START howto_operator_get_composer_environment] get_env = CloudComposerGetEnvironmentOperator( task_id="get_env", project_id=PROJECT_ID, region=REGION, environment_id=ENVIRONMENT_ID, ) # [END howto_operator_get_composer_environment] # [START howto_operator_update_composer_environment] update_env = CloudComposerUpdateEnvironmentOperator( task_id="update_env", project_id=PROJECT_ID, region=REGION, environment_id=ENVIRONMENT_ID, update_mask=UPDATE_MASK, environment=UPDATED_ENVIRONMENT, ) # [END howto_operator_update_composer_environment] # [START howto_operator_delete_composer_environment] delete_env = CloudComposerDeleteEnvironmentOperator( task_id="delete_env", project_id=PROJECT_ID, region=REGION, environment_id=ENVIRONMENT_ID, ) # [END howto_operator_delete_composer_environment] delete_env.trigger_rule = TriggerRule.ALL_DONE chain(image_versions, create_env, list_envs, get_env, update_env, delete_env) from tests.system.utils.watcher import watcher # This test needs watcher in order to properly mark success/failure # when "teardown" task with trigger rule is part of the DAG list(dag.tasks) >> watcher() from tests.system.utils import get_test_run # noqa: E402 # Needed to run the example DAG with pytest (see: tests/system/README.md#run_via_pytest)
[docs]test_run = get_test_run(dag)

Was this entry helpful?