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#!/usr/bin/env python3 | |
import os | |
import boto3 | |
import botocore | |
def paginate(method, **kwargs): | |
""" Generic boto paginator class """ | |
client = method.__self__ | |
paginator = client.get_paginator(method.__name__) | |
for page in paginator.paginate(**kwargs).result_key_iters(): | |
for result in page: | |
yield result | |
def main(): | |
# Boto3 MFA session magic | |
working_dir = os.path.join(os.path.expanduser('~'), '.aws/cli/cache') | |
session = botocore.session.get_session() | |
provider = session.get_component('credential_provider').get_provider('assume-role') | |
provider.cache = botocore.credentials.JSONFileCache(working_dir) | |
session = boto3.Session(botocore_session=session) | |
logs = session.client('logs') | |
for log_group in paginate(logs.describe_log_groups): | |
group = log_group['logGroupName'] | |
print(group) | |
res = logs.list_tags_log_group( | |
logGroupName=group | |
) | |
if res['tags'] == {}: | |
logs.tag_log_group( | |
logGroupName=group, | |
tags={ | |
'CustomerProject': ('GLK%s' % group) # CustomerProject is an AWS cost tag here | |
} | |
) | |
else: | |
print(res['tags']) | |
if __name__ == '__main__': | |
main() |
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