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diasjorge/aws-autoscaling-cronjob.sh

Created February 12, 2019 12:11
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aws-autoscaling-cronjob.sh
#! /bin/bash
instance_id=$(ec2metadata --instance-id)
availability_zone=$(ec2metadata --availability-zone)
region=${availability_zone::-1}
asg_name=$(aws --region $region --output text autoscaling describe-auto-scaling-instances --instance-ids $instance_id --query 'AutoScalingInstances[0].AutoScalingGroupName')
first_instance_id=$(aws --region $region --output text autoscaling describe-auto-scaling-groups --auto-scaling-group-names $asg_name --query "AutoScalingGroups[].Instances[?HealthStatus == 'Healthy'].InstanceId" | sort | head)
if [[ $first_instance_id == $instance_id ]]; then
$@
fi
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