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Example DAG using GoogleCloudStorageToGoogleDriveOperator.

Using this operator requires the following additional scopes:
from __future__ import annotations

import os
from datetime import datetime
from pathlib import Path

from airflow import models
from import GCSCreateBucketOperator, GCSDeleteBucketOperator
from import LocalFilesystemToGCSOperator
from import GCSToGoogleDriveOperator
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_gcs_to_gdrive"
[docs]BUCKET_NAME = f"bucket_{DAG_ID}_{ENV_ID}"
[docs]TMP_PATH = "tmp"
[docs]CURRENT_FOLDER = Path(__file__).parent
[docs]LOCAL_PATH = str(Path(CURRENT_FOLDER) / "resources")
[docs]FILE_NAME = "example_upload.txt"
with models.DAG( DAG_ID, schedule="@once", start_date=datetime(2021, 1, 1), catchup=False, tags=["example", "gcs"], ) as dag:
[docs] create_bucket = GCSCreateBucketOperator( task_id="create_bucket", bucket_name=BUCKET_NAME, project_id=PROJECT_ID
) upload_file = LocalFilesystemToGCSOperator( task_id="upload_file", src=f"{FILE_LOCAL_PATH}/{FILE_NAME}", dst=f"{TMP_PATH}/{FILE_NAME}", bucket=BUCKET_NAME, ) upload_file_2 = LocalFilesystemToGCSOperator( task_id="upload_fil_2", src=f"{FILE_LOCAL_PATH}/{FILE_NAME}", dst=f"{TMP_PATH}/2_{FILE_NAME}", bucket=BUCKET_NAME, ) # [START howto_operator_gcs_to_gdrive_copy_single_file] copy_single_file = GCSToGoogleDriveOperator( task_id="copy_single_file", source_bucket=BUCKET_NAME, source_object=f"{TMP_PATH}/{FILE_NAME}", destination_object=f"copied_tmp/copied_{FILE_NAME}", ) # [END howto_operator_gcs_to_gdrive_copy_single_file] # [START howto_operator_gcs_to_gdrive_copy_files] copy_files = GCSToGoogleDriveOperator( task_id="copy_files", source_bucket=BUCKET_NAME, source_object=f"{TMP_PATH}/*", destination_object="copied_tmp/", ) # [END howto_operator_gcs_to_gdrive_copy_files] # [START howto_operator_gcs_to_gdrive_move_files] move_files = GCSToGoogleDriveOperator( task_id="move_files", source_bucket=BUCKET_NAME, source_object=f"{TMP_PATH}/*.txt", move_object=True, ) # [END howto_operator_gcs_to_gdrive_move_files] delete_bucket = GCSDeleteBucketOperator( task_id="delete_bucket", bucket_name=BUCKET_NAME, trigger_rule=TriggerRule.ALL_DONE ) ( # TEST SETUP create_bucket >> upload_file >> upload_file_2 # TEST BODY >> copy_single_file >> copy_files >> move_files # TEST TEARDOWN >> delete_bucket ) 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/
[docs]test_run = get_test_run(dag)

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