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Copy pathstorage_move_file.py
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72 lines (59 loc) · 2.63 KB
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#!/usr/bin/env python
# Copyright 2019 Google LLC. All Rights Reserved.
#
# Licensed 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.
import sys
# [START storage_move_file]
from google.cloud import storage
def move_blob(bucket_name, blob_name, destination_bucket_name, destination_blob_name,):
"""Moves a blob from one bucket to another with a new name."""
# The ID of your GCS bucket
# bucket_name = "your-bucket-name"
# The ID of your GCS object
# blob_name = "your-object-name"
# The ID of the bucket to move the object to
# destination_bucket_name = "destination-bucket-name"
# The ID of your new GCS object (optional)
# destination_blob_name = "destination-object-name"
storage_client = storage.Client()
source_bucket = storage_client.bucket(bucket_name)
source_blob = source_bucket.blob(blob_name)
destination_bucket = storage_client.bucket(destination_bucket_name)
# Optional: set a generation-match precondition to avoid potential race conditions
# and data corruptions. The request is aborted if the object's
# generation number does not match your precondition. For a destination
# object that does not yet exist, set the if_generation_match precondition to 0.
# If the destination object already exists in your bucket, set instead a
# generation-match precondition using its generation number.
# There is also an `if_source_generation_match` parameter, which is not used in this example.
destination_generation_match_precondition = 0
blob_copy = source_bucket.copy_blob(
source_blob, destination_bucket, destination_blob_name, if_generation_match=destination_generation_match_precondition,
)
source_bucket.delete_blob(blob_name)
print(
"Blob {} in bucket {} moved to blob {} in bucket {}.".format(
source_blob.name,
source_bucket.name,
blob_copy.name,
destination_bucket.name,
)
)
# [END storage_move_file]
if __name__ == "__main__":
move_blob(
bucket_name=sys.argv[1],
blob_name=sys.argv[2],
destination_bucket_name=sys.argv[3],
destination_blob_name=sys.argv[4],
)