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#!/usr/bin/env bash | |
SCRIPT=`basename $0` | |
function usage () { | |
echo "" | |
echo "$SCRIPT -s [security group id] -a [aws cli path]" | |
echo "" | |
} | |
while getopts s:a:p: OPT | |
do | |
case $OPT in | |
"s" ) | |
if [ ! -e $OPTTAG ]; then | |
echo "-s: ecurity group id must be existed" | |
usage | |
exit 1 | |
fi | |
SG=$OPTARG | |
;; | |
"a" ) | |
AWS_CLI=$OPTARG | |
;; | |
"p" ) | |
PORT=$OPTARG | |
;; | |
"*" ) | |
usage | |
exit 1 | |
;; | |
esac | |
done | |
if [ -z $SG ]; then | |
usage | |
exit 1 | |
fi | |
AWS=${AWS_CLI:-/usr/bin/aws} | |
IP_LIST=$(${AWS} route53 get-checker-ip-ranges | jq -r '.CheckerIpRanges[]') | |
for NEW_IP in $IP_LIST | |
do | |
IP=$(${AWS} ec2 describe-security-groups --group-id ${SG}\ | |
--query "SecurityGroups[].IpPermissions[].IpRanges[?CidrIp==\`$NEW_IP\`].CidrIp[]"\ | |
--output text) | |
if [ ! -n "$IP" ] ; then | |
$AWS ec2 authorize-security-group-ingress\ | |
--group-id ${SG} --protocol tcp --port ${PORT} --cidr "${NEW_IP}" | |
echo "add $NEW_IP" | |
fi | |
done | |
exit 0 |
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