#! /bin/bash

myip=`curl -s https://checkip.amazonaws.com`

echo IP: $myip

has_ip=`aws ec2 describe-security-groups --group-ids sg-01dd6b7b | grep $myip`

if [ -z $has_ip ]
  then
    echo "IP not found adding...."
    aws ec2 authorize-security-group-ingress \
      --group-id sg-01dd6b7b \
      --protocol tcp \
      --port 5432 \
      --cidr $myip/32
fi