StopStartEc2InstanceByName.sh

StopStartEc2InstanceByName.sh

#!/bin/bash

# Get the name tag from command line argument
if [ $# -eq 0 ]
  then
    echo "Please provide a name tag for EC2 instances"
    exit 1
fi
name=$1

# Get the instance IDs for instances with the given name tag
instance_ids=$(aws ec2 describe-instances --filters "Name=tag:Name,Values=$name" --query "Reservations[].Instances[].InstanceId" --output text)

# Check if there are any instances with the given name tag
if [ -z "$instance_ids" ]
  then
    echo "No instances found with the name tag $name"
    exit 1
fi

# Stop and start the instances to restart them
aws ec2 stop-instances --instance-ids $instance_ids
aws ec2 wait instance-stopped --instance-ids $instance_ids
aws ec2 start-instances --instance-ids $instance_ids
aws ec2 wait instance-running --instance-ids $instance_ids

echo "Instances with the name tag $name have been restarted"