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 logging

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logs_api.py

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#!/usr/bin/env python

# 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.

import argparse

from gcloud import logging

from oauth2client.client import GoogleCredentials

def write_entry(client, args):

# [START write]

print('Writing log entry for logger '.format(args.logger_name))

mylogger = client.logger(args.logger_name)

mylogger.log_text(args.entry)

# [END write]

def list_entries(client, args):

"""Lists all entries for a logger"""

# [START list]

logger = client.logger(args.logger_name)

print('Listing all log entries for logger {}'.format(logger.name))

entries = []

token = None

while True:

new_entries, token = client.list_entries(

filter_='logName="{}"'.format(logger.full_name),

page_token=token)

entries += new_entries

if token is None:

break

for entry in entries:

timestamp = entry.timestamp.isoformat()

print('{}: {}'.format

(timestamp, entry.payload))

# [END list]

return entries

def delete_logger(client, args):

"""Deletes a logger and all its entries.

Note that a deletion can take several minutes to take effect.

"""

# [START delete]

logger = client.logger(args.logger_name)

print('Deleting all logging entries for {}'.format(logger.name))

logger.delete()

# [END delete]

def get_client(project_id):

"""Builds an http client authenticated with the service account

credentials."""

# [START auth]

credentials = GoogleCredentials.get_application_default()

return logging.Client(project=project_id, credentials=credentials)

# [END auth]

if __name__ == '__main__':

parser = argparse.ArgumentParser(

description=__doc__,

formatter_class=argparse.RawDescriptionHelpFormatter

)

parser.add_argument(

'--project_id', help='Project ID you want to access.', required=True)

parser.add_argument(

'--logger_name', help='Logger name', default='mylogger')

subparsers = parser.add_subparsers()

write_parser = subparsers.add_parser('write_entry')

write_parser.add_argument('entry')

write_parser.set_defaults(func=write_entry)

list_parser = subparsers.add_parser('list_entries')

list_parser.set_defaults(func=list_entries)

delete_parser = subparsers.add_parser('delete_logger')

delete_parser.set_defaults(func=delete_logger)

args = parser.parse_args()

client = get_client(args.project_id)

args.func(client, args)