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AWS CloudWatch alarm rename script
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import sys | |
import boto3 | |
def rename_alarm(alarm_name, new_alarm_name): | |
client = boto3.client('cloudwatch') | |
alarm = client.describe_alarms(AlarmNames=[alarm_name]) | |
if not alarm: | |
raise Exception("Alarm '%s' not found" % alarm_name) | |
alarm = alarm['MetricAlarms'][0] | |
client.put_metric_alarm( | |
AlarmName=new_alarm_name, | |
ActionsEnabled=alarm['ActionsEnabled'], | |
OKActions=alarm['OKActions'], | |
AlarmActions=alarm['AlarmActions'], | |
InsufficientDataActions=alarm['InsufficientDataActions'], | |
MetricName=alarm['MetricName'], | |
Namespace=alarm['Namespace'], | |
Statistic=alarm['Statistic'], | |
Dimensions=alarm['Dimensions'], | |
Period=alarm['Period'], | |
EvaluationPeriods=alarm['EvaluationPeriods'], | |
Threshold=alarm['Threshold'], | |
ComparisonOperator=alarm['ComparisonOperator'] | |
) | |
# update actually creates a new alarm because the name has changed, so | |
# we have to manually delete the old one | |
client.delete_alarms(AlarmNames=[alarm_name]) | |
if __name__ == '__main__': | |
alarm_name, new_alarm_name = sys.argv[1:3] | |
rename_alarm(alarm_name, new_alarm_name) |
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