- name: ResizeEBS
  action: aws:runShellScript
  inputs:
    runCommand:
    - "#!/bin/bash"
    - echo '=== Installing jq ==='
    - sudo yum -y install jq
    - echo '=== Exporting current region ==='
    - export AWS_DEFAULT_REGION=$(curl -s  169.254.169.254/latest/dynamic/instance-identity/document | jq -r '.region')
    - echo 'Region is ${AWS_DEFAULT_REGION}'
    - echo '=== Gathering instance Id ==='
    - instanceId=$(curl -s  169.254.169.254/latest/dynamic/instance-identity/document | jq -r '.instanceId')
    - echo 'Instance Id is ${instanceId}'
    - echo '=== Resizing EBS volume ==='
    - volumeId=$(aws ec2 describe-instances --instance-ids $instanceId | jq -r '.Reservations[0].Instances[0].BlockDeviceMappings[0].Ebs.VolumeId')
    - echo 'Volume Id is ${volumeId}'
    - aws ec2 modify-volume --volume-id $volumeId --size {{ size }}
    - echo '=== Waiting for the volume to enter the optimizing state ==='
    - while [ true ]
    - do
    -   modificationState=$(aws ec2 describe-volumes-modifications --volume-ids $volumeId | jq -r '.VolumesModifications[0].ModificationState')
    -   if [ $modificationState == "optimizing" ] ; then
    -     break
    -   fi
    -   sleep 5
    - done
    - echo '=== Resizing file system ==='
    - sudo growpart /dev/xvda 1
    - sudo resize2fs $(df -h |awk '/^\/dev/{print $1}')