Source code for tests.system.google.cloud.gcs.example_sftp_to_gcs
## 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 for Google Cloud Storage to SFTP transfer operators."""from__future__importannotationsimportosfromdatetimeimportdatetimefrompathlibimportPathfromairflow.models.baseoperatorimportchainfromairflow.models.dagimportDAGfromairflow.providers.google.cloud.operators.gcsimportGCSCreateBucketOperator,GCSDeleteBucketOperatorfromairflow.providers.google.cloud.transfers.sftp_to_gcsimportSFTPToGCSOperatorfromairflow.providers.standard.operators.bashimportBashOperatorfromairflow.utils.trigger_ruleimportTriggerRulefromsystem.googleimportDEFAULT_GCP_SYSTEM_TEST_PROJECT_IDfromsystem.openlineage.operatorimportOpenLineageTestOperator
unzip_file=BashOperator(task_id="unzip_data_file",bash_command=f"tar xvf {LOCAL_PATH}/{FILE_NAME} -C {LOCAL_PATH}")# [START howto_operator_sftp_to_gcs_copy_single_file]copy_file_from_sftp_to_gcs=SFTPToGCSOperator(task_id="file-copy-sftp-to-gcs",source_path=f"{FILE_LOCAL_PATH}/{OBJECT_SRC_1}",destination_bucket=BUCKET_NAME,)# [END howto_operator_sftp_to_gcs_copy_single_file]# [START howto_operator_sftp_to_gcs_move_single_file_destination]move_file_from_sftp_to_gcs_destination=SFTPToGCSOperator(task_id="file-move-sftp-to-gcs-destination",source_path=f"{FILE_LOCAL_PATH}/{OBJECT_SRC_2}",destination_bucket=BUCKET_NAME,destination_path="destination_dir/destination_filename.bin",move_object=True,)# [END howto_operator_sftp_to_gcs_move_single_file_destination]# [START howto_operator_sftp_to_gcs_copy_directory]copy_directory_from_sftp_to_gcs=SFTPToGCSOperator(task_id="dir-copy-sftp-to-gcs",source_path=f"{FILE_LOCAL_PATH}/{SUBDIR}/*",destination_bucket=BUCKET_NAME,)# [END howto_operator_sftp_to_gcs_copy_directory]# [START howto_operator_sftp_to_gcs_move_specific_files]move_specific_files_from_sftp_to_gcs=SFTPToGCSOperator(task_id="dir-move-specific-files-sftp-to-gcs",source_path=f"{FILE_LOCAL_PATH}/{SUBDIR}/*.bin",destination_bucket=BUCKET_NAME,destination_path="specific_files/",move_object=True,)# [END howto_operator_sftp_to_gcs_move_specific_files]delete_bucket=GCSDeleteBucketOperator(task_id="delete_bucket",bucket_name=BUCKET_NAME,trigger_rule=TriggerRule.ALL_DONE)check_openlineage_events=OpenLineageTestOperator(task_id="check_openlineage_events",file_path=str(Path(__file__).parent/"resources"/"openlineage"/"sftp_to_gcs.json"),)chain(# TEST SETUPcreate_bucket,unzip_file,# TEST BODYcopy_file_from_sftp_to_gcs,move_file_from_sftp_to_gcs_destination,copy_directory_from_sftp_to_gcs,move_specific_files_from_sftp_to_gcs,# TEST TEARDOWNdelete_bucket,check_openlineage_events,)fromtests_common.test_utils.watcherimportwatcher# This test needs watcher in order to properly mark success/failure# when "tearDown" task with trigger rule is part of the DAGlist(dag.tasks)>>watcher()fromtests_common.test_utils.system_testsimportget_test_run# noqa: E402# Needed to run the example DAG with pytest (see: tests/system/README.md#run_via_pytest)