shell_script_repo/asg-lifecycle-hook at master · subhamproject/shell_script_repo · GitHub

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#!/bin/bash
        INSTANCE_ID=`curl http://169.254.169.254/latest/meta-data/instance-id 2>/dev/null`
        REGION=`curl -s http://169.254.169.254/latest/dynamic/instance-identity/document 2>/dev/null | jq -r .region`
        # Find the Auto Scaling Group name from the Elastic Beanstalk environment
        ASG=`aws ec2 describe-tags --filters "Name=resource-id,Values=$INSTANCE_ID" \
                        --region $REGION --output json | jq -r '.[][] | select(.Key=="aws:autoscaling:groupName") | .Value'`
        LCS=`aws autoscaling describe-auto-scaling-instances --region $REGION --instance-ids $INSTANCE_ID  | jq .AutoScalingInstances[].LifecycleState`
        if [ $LCS == '"Pending:Wait"' ]
        then
            RESULT=`aws autoscaling complete-lifecycle-action --lifecycle-action-result CONTINUE --region $REGION --lifecycle-hook-name $ASG \
              --auto-scaling-group-name $ASG --instance-id $INSTANCE_ID`
        fi


====================================

 INSTANCE_ID=`curl http://169.254.169.254/latest/meta-data/instance-id 2>/dev/null`
        REGION=`curl -s http://169.254.169.254/latest/dynamic/instance-identity/document 2>/dev/null | jq -r .region`
        # Find the Auto Scaling Group name from the Elastic Beanstalk environment
        ASG=`aws ec2 describe-tags --filters "Name=resource-id,Values=$INSTANCE_ID" \
                        --region $REGION --output json | jq -r '.[][] | select(.Key=="aws:autoscaling:groupName") | .Value'`
        HOOK_NAME=`aws --region $REGION autoscaling describe-lifecycle-hooks --auto-scaling-group-name $ASG | jq -r '.[][].LifecycleHookName'`
        LCS=`aws autoscaling describe-auto-scaling-instances --region $REGION --instance-ids $INSTANCE_ID  | jq .AutoScalingInstances[].LifecycleState`
        if [ $LCS == '"Pending:Wait"' ]
        then
            RESULT=`aws autoscaling complete-lifecycle-action --lifecycle-action-result CONTINUE --region $REGION --lifecycle-hook-name $HOOK_NAME \
              --auto-scaling-group-name $ASG --instance-id $INSTANCE_ID`
        fi