Change AWS instance type from terminal (stop -> change instance type -> start)

change_aws_instance_type.sh

echo "instance id: $1"
echo "instance type: $2"

#2>&1 > /dev/null to suppress the cli output

echo "stopping instance"
aws ec2 stop-instances --instance-ids $1 2>&1 > /dev/null
echo "waiting for instance to stop"
aws ec2 wait instance-stopped --instance-ids $1
echo "changing instance type"
aws ec2 modify-instance-attribute --instance-id $1 --instance-type $2
echo "starting instance"
aws ec2 start-instances --instance-ids $1 2>&1 > /dev/null
echo "waiting for instance to start"
aws ec2 wait instance-running --instance-ids $1
echo "done"