IPs for ASG instances

asg_ips.sh

#!/bin/bash
# get the IPs for current instance in ASG

region='us-east-1'
asgs=$(aws --region ${region} autoscaling describe-auto-scaling-groups --query 'AutoScalingGroups[?contains(AutoScalingGroupName, `stag`)].[AutoScalingGroupName][]' --output text)

for asg in ${asgs[@]}; do
  echo "${asg}"
  instances=$(aws --region ${region} autoscaling describe-auto-scaling-groups --auto-scaling-group-names ${asg} --query 'AutoScalingGroups[].Instances[].[InstanceId][]' --output text)
  for instance in ${instances[@]}; do
    echo "${instance} - $(aws --region ${region} ec2 describe-instances --instance-ids ${instance} --query 'Reservations[].Instances[].PrivateIpAddress' --output text)"
  done
  echo
done