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[AIRFLOW-4973] Add Cloud Data Fusion Pipeline integration (#7486)
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airflow/providers/google/cloud/example_dags/example_datafusion.py
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| # 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. | ||
|
|
||
| """ | ||
| Example Airflow DAG that shows how to use DataFusion. | ||
| """ | ||
|
|
||
| from airflow import models | ||
| from airflow.operators.bash import BashOperator | ||
| from airflow.providers.google.cloud.operators.datafusion import ( | ||
| CloudDataFusionCreateInstanceOperator, CloudDataFusionCreatePipelineOperator, | ||
| CloudDataFusionDeleteInstanceOperator, CloudDataFusionDeletePipelineOperator, | ||
| CloudDataFusionGetInstanceOperator, CloudDataFusionListPipelinesOperator, | ||
| CloudDataFusionRestartInstanceOperator, CloudDataFusionStartPipelineOperator, | ||
| CloudDataFusionStopPipelineOperator, CloudDataFusionUpdateInstanceOperator, | ||
| ) | ||
| from airflow.utils import dates | ||
|
|
||
| # [START howto_data_fusion_env_variables] | ||
| LOCATION = "europe-north1" | ||
| INSTANCE_NAME = "airflow-test-instance" | ||
| INSTANCE = {"type": "BASIC", "displayName": INSTANCE_NAME} | ||
| PIPELINE_NAME = "airflow_test" | ||
| PIPELINE = { | ||
| "artifact": { | ||
| "name": "cdap-data-pipeline", | ||
| "version": "6.1.1", | ||
| "scope": "SYSTEM", | ||
| "label": "Data Pipeline - Batch", | ||
| }, | ||
| "description": "", | ||
| "name": "esdfsd", | ||
| "config": { | ||
| "resources": {"memoryMB": 2048, "virtualCores": 1}, | ||
| "driverResources": {"memoryMB": 2048, "virtualCores": 1}, | ||
| "connections": [{"from": "GCS", "to": "GCS2"}], | ||
| "comments": [], | ||
| "postActions": [], | ||
| "properties": {}, | ||
| "processTimingEnabled": True, | ||
| "stageLoggingEnabled": False, | ||
| "stages": [ | ||
| { | ||
| "name": "GCS", | ||
| "plugin": { | ||
| "name": "GCSFile", | ||
| "type": "batchsource", | ||
| "label": "GCS", | ||
| "artifact": { | ||
| "name": "google-cloud", | ||
| "version": "0.13.2", | ||
| "scope": "SYSTEM", | ||
| }, | ||
| "properties": { | ||
| "project": "auto-detect", | ||
| "format": "text", | ||
| "serviceFilePath": "auto-detect", | ||
| "filenameOnly": "false", | ||
| "recursive": "false", | ||
| "schema": '{"type":"record","name":"etlSchemaBody","fields":' | ||
| '[{"name":"offset","type":"long"},{"name":"body","type":"string"}]}', | ||
| "referenceName": "dfgdf", | ||
| "path": "gs://testawoo", | ||
| }, | ||
| }, | ||
| "outputSchema": '{"type":"record","name":"etlSchemaBody","fields":' | ||
| '[{"name":"offset","type":"long"},{"name":"body","type":"string"}]}', | ||
| }, | ||
| { | ||
| "name": "GCS2", | ||
| "plugin": { | ||
| "name": "GCS", | ||
| "type": "batchsink", | ||
| "label": "GCS2", | ||
| "artifact": { | ||
| "name": "google-cloud", | ||
| "version": "0.13.2", | ||
| "scope": "SYSTEM", | ||
| }, | ||
| "properties": { | ||
| "project": "auto-detect", | ||
| "suffix": "yyyy-MM-dd-HH-mm", | ||
| "format": "json", | ||
| "serviceFilePath": "auto-detect", | ||
| "location": "us", | ||
| "schema": '{"type":"record","name":"etlSchemaBody","fields":' | ||
| '[{"name":"offset","type":"long"},{"name":"body","type":"string"}]}', | ||
| "referenceName": "sdgfdgd", | ||
| "path": "gs://testawoo2", | ||
| }, | ||
| }, | ||
| "outputSchema": '{"type":"record","name":"etlSchemaBody","fields":' | ||
| '[{"name":"offset","type":"long"},{"name":"body","type":"string"}]}', | ||
| "inputSchema": [ | ||
| { | ||
| "name": "GCS", | ||
| "schema": '{"type":"record","name":"etlSchemaBody","fields":' | ||
| '[{"name":"offset","type":"long"},{"name":"body","type":"string"}]}', | ||
| } | ||
| ], | ||
| }, | ||
| ], | ||
| "schedule": "0 * * * *", | ||
| "engine": "spark", | ||
| "numOfRecordsPreview": 100, | ||
| "maxConcurrentRuns": 1, | ||
| }, | ||
| } | ||
| # [END howto_data_fusion_env_variables] | ||
|
|
||
| default_args = {"start_date": dates.days_ago(1)} | ||
|
|
||
| with models.DAG( | ||
| "example_data_fusion", | ||
| default_args=default_args, | ||
| schedule_interval=None, # Override to match your needs | ||
| ) as dag: | ||
| # [START howto_cloud_data_fusion_create_instance_operator] | ||
| create_instance = CloudDataFusionCreateInstanceOperator( | ||
| location=LOCATION, | ||
| instance_name=INSTANCE_NAME, | ||
| instance=INSTANCE, | ||
| task_id="create_instance", | ||
| ) | ||
| # [END howto_cloud_data_fusion_create_instance_operator] | ||
|
|
||
| # [START howto_cloud_data_fusion_get_instance_operator] | ||
| get_instance = CloudDataFusionGetInstanceOperator( | ||
| location=LOCATION, instance_name=INSTANCE_NAME, task_id="get_instance" | ||
| ) | ||
| # [END howto_cloud_data_fusion_get_instance_operator] | ||
|
|
||
| # [START howto_cloud_data_fusion_restart_instance_operator] | ||
| restart_instance = CloudDataFusionRestartInstanceOperator( | ||
| location=LOCATION, instance_name=INSTANCE_NAME, task_id="restart_instance" | ||
| ) | ||
| # [END howto_cloud_data_fusion_restart_instance_operator] | ||
|
|
||
| # [START howto_cloud_data_fusion_update_instance_operator] | ||
| update_instance = CloudDataFusionUpdateInstanceOperator( | ||
| location=LOCATION, | ||
| instance_name=INSTANCE_NAME, | ||
| instance=INSTANCE, | ||
| update_mask="instance.displayName", | ||
| task_id="update_instance", | ||
| ) | ||
| # [END howto_cloud_data_fusion_update_instance_operator] | ||
|
|
||
| # [START howto_cloud_data_fusion_create_pipeline] | ||
| create_pipeline = CloudDataFusionCreatePipelineOperator( | ||
| location=LOCATION, | ||
| pipeline_name=PIPELINE_NAME, | ||
| pipeline=PIPELINE, | ||
| instance_name=INSTANCE_NAME, | ||
| task_id="create_pipeline", | ||
| ) | ||
| # [END howto_cloud_data_fusion_create_pipeline] | ||
|
|
||
| # [START howto_cloud_data_fusion_list_pipelines] | ||
| list_pipelines = CloudDataFusionListPipelinesOperator( | ||
| location=LOCATION, instance_name=INSTANCE_NAME, task_id="list_pipelines" | ||
| ) | ||
| # [END howto_cloud_data_fusion_list_pipelines] | ||
|
|
||
| # [START howto_cloud_data_fusion_start_pipeline] | ||
| start_pipeline = CloudDataFusionStartPipelineOperator( | ||
| location=LOCATION, | ||
| pipeline_name=PIPELINE_NAME, | ||
| instance_name=INSTANCE_NAME, | ||
| task_id="start_pipeline", | ||
| ) | ||
| # [END howto_cloud_data_fusion_start_pipeline] | ||
|
|
||
| # [START howto_cloud_data_fusion_stop_pipeline] | ||
| stop_pipeline = CloudDataFusionStopPipelineOperator( | ||
| location=LOCATION, | ||
| pipeline_name=PIPELINE_NAME, | ||
| instance_name=INSTANCE_NAME, | ||
| task_id="stop_pipeline", | ||
| ) | ||
| # [END howto_cloud_data_fusion_stop_pipeline] | ||
|
|
||
| # [START howto_cloud_data_fusion_delete_pipeline] | ||
| delete_pipeline = CloudDataFusionDeletePipelineOperator( | ||
| location=LOCATION, | ||
| pipeline_name=PIPELINE_NAME, | ||
| instance_name=INSTANCE_NAME, | ||
| task_id="delete_pipeline", | ||
| ) | ||
| # [END howto_cloud_data_fusion_delete_pipeline] | ||
|
|
||
| # [START howto_cloud_data_fusion_delete_instance_operator] | ||
| delete_instance = CloudDataFusionDeleteInstanceOperator( | ||
| location=LOCATION, instance_name=INSTANCE_NAME, task_id="delete_instance" | ||
| ) | ||
| # [END howto_cloud_data_fusion_delete_instance_operator] | ||
|
|
||
| # Add sleep before creating pipeline | ||
| sleep = BashOperator( | ||
| task_id="sleep", | ||
| bash_command="sleep 60" | ||
| ) | ||
|
|
||
| create_instance >> get_instance >> restart_instance >> update_instance >> sleep | ||
| sleep >> create_pipeline >> list_pipelines >> start_pipeline >> stop_pipeline >> delete_pipeline | ||
| delete_pipeline >> delete_instance | ||
|
|
||
| if __name__ == "__main__": | ||
| dag.clear(reset_dag_runs=True) | ||
| dag.run() |
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