自分のIPをSecurityGroupに登録する。22,80,8080,8090番を許可、無効化する

control-sg-myip.sh

#!/bin/bash
# example : sh control-sg-myip.sh [action]
# action -> [auth,revoke]
if [ $# -ne 1 ]; then
	echo "Error: Invalid argument count." 1>&2
	exit 1
fi

sgid='sg-XXXXXXXX'
myip=`curl -s ifconfig.me`
action=$1

if [ ${action} = 'auth' ]; then
	aws ec2 authorize-security-group-ingress --group-id ${sgid} --protocol tcp --port 22 --cidr ${myip}/32
	aws ec2 authorize-security-group-ingress --group-id ${sgid} --protocol tcp --port 80 --cidr ${myip}/32
	aws ec2 authorize-security-group-ingress --group-id ${sgid} --protocol tcp --port 8080 --cidr ${myip}/32
	aws ec2 authorize-security-group-ingress --group-id ${sgid} --protocol tcp --port 8090 --cidr ${myip}/32
elif [ ${action} = 'revoke' ]; then
  aws ec2 revoke-security-group-ingress --group-id ${sgid} --protocol tcp --port 22 --cidr ${myip}/32
  aws ec2 revoke-security-group-ingress --group-id ${sgid} --protocol tcp --port 80 --cidr ${myip}/32
  aws ec2 revoke-security-group-ingress --group-id ${sgid} --protocol tcp --port 8080 --cidr ${myip}/32
  aws ec2 revoke-security-group-ingress --group-id ${sgid} --protocol tcp --port 8090 --cidr ${myip}/32
else
	echo "Error: Invalid action." 1>&2
	exit 1
fi