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# -*- coding: utf-8 -*-
#
# 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 airflow.contrib.hooks.gcs_hook import GoogleCloudStorageHook
from airflow.models import BaseOperator
from airflow.utils.decorators import apply_defaults
class FileToGoogleCloudStorageOperator(BaseOperator):
"""
Uploads a file to Google Cloud Storage
:param src: Path to the local file. (templated)
:type src: str
:param dst: Destination path within the specified bucket. (templated)
:type dst: str
:param bucket: The bucket to upload to. (templated)
:type bucket: str
:param google_cloud_storage_conn_id: The Airflow connection ID to upload with
:type google_cloud_storage_conn_id: str
:param mime_type: The mime-type string
:type mime_type: str
:param delegate_to: The account to impersonate, if any
:type delegate_to: str
"""
template_fields = ('src', 'dst', 'bucket')
@apply_defaults
def __init__(self,
src,
dst,
bucket,
google_cloud_storage_conn_id='google_cloud_default',
mime_type='application/octet-stream',
delegate_to=None,
*args,
**kwargs):
super(FileToGoogleCloudStorageOperator, self).__init__(*args, **kwargs)
self.src = src
self.dst = dst
self.bucket = bucket
self.google_cloud_storage_conn_id = google_cloud_storage_conn_id
self.mime_type = mime_type
self.delegate_to = delegate_to
def execute(self, context):
"""
Uploads the file to Google cloud storage
"""
hook = GoogleCloudStorageHook(
google_cloud_storage_conn_id=self.google_cloud_storage_conn_id,
delegate_to=self.delegate_to)
hook.upload(
bucket=self.bucket,
object=self.dst,
mime_type=self.mime_type,
filename=self.src)