import boto3
import json

def lambda_handler(event, context):
    asgClient = boto3.client('autoscaling', region_name="ap-southeast-1")

    response = asgClient.describe_auto_scaling_groups()

    print(response)

    asgs = response['AutoScalingGroups']

    for asg in asgs:
        asgName = asg['AutoScalingGroupName']
        if 'seed' not in asgName:
            continue

        print("process asg {}".format(asgName) )
        asgClient.set_desired_capacity(
            AutoScalingGroupName=asgName,
            DesiredCapacity=1,
            HonorCooldown=False
        )
    return {
        'statusCode': 200,
        'body': json.dumps('Hello from Lambda!')
    }