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aws-let-me-in
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#!/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 |
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