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@theacodes @jmdobry
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# Copyright 2016 Google Inc. 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.
"""Demonstrates how to authenticate to Google Cloud Platform APIs using
the Google API Client."""
import argparse
# [START auth_api_implicit]
def implicit(project):
import googleapiclient.discovery
# If you don't specify credentials when constructing the client, the
# client library will look for credentials in the environment.
storage_client = googleapiclient.discovery.build('storage', 'v1')
# Make an authenticated API request
buckets = storage_client.buckets().list(project=project).execute()
print(buckets)
# [END auth_api_implicit]
# [START auth_api_explicit]
def explicit(project):
from google.oauth2 import service_account
import googleapiclient.discovery
# Construct service account credentials using the service account key
# file.
credentials = service_account.Credentials.from_service_account_file(
'service_account.json')
# Explicitly pass the credentials to the client library.
storage_client = googleapiclient.discovery.build(
'storage', 'v1', credentials=credentials)
# Make an authenticated API request
buckets = storage_client.buckets().list(project=project).execute()
print(buckets)
# [END auth_api_explicit]
# [START auth_api_explicit_compute_engine]
def explicit_compute_engine(project):
from google.auth import compute_engine
import googleapiclient.discovery
# Explicitly use Compute Engine credentials. These credentials are
# available on Compute Engine, App Engine Flexible, and Container Engine.
credentials = compute_engine.Credentials()
# Explicitly pass the credentials to the client library.
storage_client = googleapiclient.discovery.build(
'storage', 'v1', credentials=credentials)
# Make an authenticated API request
buckets = storage_client.buckets().list(project=project).execute()
print(buckets)
# [END auth_api_explicit_compute_engine]
# [START auth_api_explicit_app_engine]
def explicit_app_engine(project):
from google.auth import app_engine
import googleapiclient.discovery
# Explicitly use App Engine credentials. These credentials are
# only available when running on App Engine Standard.
credentials = app_engine.Credentials()
# Explicitly pass the credentials to the client library.
storage_client = googleapiclient.discovery.build(
'storage', 'v1', credentials=credentials)
# Make an authenticated API request
buckets = storage_client.buckets().list(project=project).execute()
print(buckets)
# [END auth_api_explicit_app_engine]
if __name__ == '__main__':
parser = argparse.ArgumentParser(
description=__doc__,
formatter_class=argparse.RawDescriptionHelpFormatter)
parser.add_argument('project')
subparsers = parser.add_subparsers(dest='command')
subparsers.add_parser('implicit', help=implicit.__doc__)
subparsers.add_parser('explicit', help=explicit.__doc__)
subparsers.add_parser(
'explicit_compute_engine', help=explicit_compute_engine.__doc__)
subparsers.add_parser(
'explicit_app_engine', help=explicit_app_engine.__doc__)
args = parser.parse_args()
if args.command == 'implicit':
implicit(args.project)
elif args.command == 'explicit':
explicit(args.project)
elif args.command == 'explicit_compute_engine':
explicit_compute_engine(args.project)
elif args.command == 'explicit_app_engine':
explicit_app_engine(args.project)
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