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May 15, 2020 13:42
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Send the CONTINUE lifecycle hook so the ASG knows our EC2 came up successfully. This allows ASG launches to continue successfully if the UserData is unsuccessful.
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| #!/bin/bash -x | |
| # Send the CONTINUE lifecycle hook so the ASG knows our EC2 came up successfully. | |
| # If the CONTINUE fails, don't care, assume it already was continued | |
| REGION="us-east-1" | |
| INSTANCE_ID=$1 | |
| if [ -z $INSTANCE_ID ] ; then echo Specify INSTANCE_ID ; exit 1; fi | |
| ASG_NAME=`aws --output text --region $REGION autoscaling describe-auto-scaling-instances --query 'AutoScalingInstances[?InstanceId==\`'$INSTANCE_ID'\`].AutoScalingGroupName|[0]'` | |
| if [ -z $ASG_NAME ] ; then echo Could not get ASG_NAME ; exit 1; fi | |
| LIFECYCLE_HOOK_NAME=`aws --region $REGION autoscaling describe-lifecycle-hooks --auto-scaling-group-name ${ASG_NAME} --query 'LifecycleHooks[].LifecycleHookName' --output text` | |
| if [ -z $LIFECYCLE_HOOK_NAME ] ; then echo Could not get LIFECYCLE_HOOK_NAME ; exit 1; fi | |
| echo "# REGION=$REGION INSTANCE_ID=$INSTANCE_ID ASG_NAME=$ASG_NAME LIFECYCLE_HOOK_NAME=$LIFECYCLE_HOOK_NAME" | |
| aws autoscaling complete-lifecycle-action --region $REGION --instance-id $INSTANCE_ID --lifecycle-hook-name $LIFECYCLE_HOOK_NAME --auto-scaling-group-name $ASG_NAME --lifecycle-action-result CONTINUE | |
| if [ $? -ne 0 ] | |
| then | |
| echo WARNING Failed to send complete-lifecycle-action CONTINUE | |
| fi |
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