aws-let-me-in

aws-let-me-in.sh

#!/bin/bash

myip=$(curl -s https://myip.today)

sg='sg-XXXXXXXX'
ssh_port='4123'
aws_ec2_cmd='aws --profile myprofile ec2'

open_door(){
	echo "=> opening the door for $myip"
	myip=$1
	$aws_ec2_cmd authorize-security-group-ingress --port $ssh_port --cidr $myip/32 \
	--protocol tcp --group-id $sg && \
	echo "=> door opened"
}

close_door(){
	echo "=> closing the door for $myip"
	myip=$1
	$aws_ec2_cmd revoke-security-group-ingress --port $ssh_port --cidr $myip/32 \
	--protocol tcp --group-id $sg && \
	echo "=> door closed"
}

ssh_cmd() {
	ssh base
}

open_door $myip && ssh_cmd;
close_door $myip

exit 0