python 刷新CloudFormation状态

Posted 2021-05-09

from __future__ import print
import boto3
import datetime
import sys

def main():
    client = boto3.client('cloudformation')
    stack_name = sys.argv[1]
    stack = client.describe_stacks(StackName=stack_name)['Stacks'][0]
    # refresh while state is not final
    while (stack['StackStatus'].split('_')[-1] not in ['FAILED', 'SKIPPED', 'COMPLETE']):
        reason = "Complete"
        if 'StackStatusReason' in stack:
            reason = stack['StackStatusReason']
        print("\r[%s] %s: %s" % (datetime.datetime.now().strftime('%H:%M:%S'), stack['StackStatus'], reason))
    reason = "Complete"
    if 'StackStatusReason' in stack:
        reason = stack['StackStatusReason']
    print("\r[%s] %s: %s (%s)" % (datetime.datetime.now().strftime('%H:%M:%S'), stack['StackStatus'], reason, stack['LastUpdatedTime'].strftime('%Y-%m-%d-%H:%M:%S')))


if __name__ == "__main__":
    main()