#!/bin/sh

CONF_PATH=
PASSWORD=
[ -f /usr/local/etc/redis.conf ] && CONF_PATH=/usr/local/etc/redis.conf
[ -f /etc/redis.conf ] && CONF_PATH=/etc/redis.conf
[ -f /etc/redis/redis.conf ] && CONF_PATH=/etc/redis/redis.conf
[ -z "$CONF_PATH" ] || PASSWORD=`grep ^requirepass $CONF_PATH | awk '{print $2}'`

NOW=$(date +%s)

if [ -z "$PASSWORD" ] ; then
	(echo "KEYS *" ; echo "QUIT") | redis-cli | grep ^awl: | while read KEY ; do
		VALUE=`(echo "GET $KEY" ; echo "QUIT") | redis-cli | tail -n +2`
		if [ ! -z "$VALUE" ] && [ $VALUE -lt $NOW ] ; then
			echo "delete cached record for key $KEY"
			(echo "DEL $KEY" ; echo "QUIT") | redis-cli
		fi
	done
else
	(echo "AUTH $PASSWORD" ; echo "KEYS *" ; echo "QUIT") | redis-cli | grep ^awl: | while read KEY ; do
		VALUE=`(echo "AUTH $PASSWORD" ; echo "GET $KEY" ; echo "QUIT") | redis-cli | tail -n +2`
		if [ ! -z "$VALUE" ] && [ $VALUE -lt $NOW ] ; then
			echo "delete cached record for key $KEY"
			(echo "AUTH $PASSWORD" ; echo "DEL $KEY" ; echo "QUIT") | redis-cli
		fi
	done
fi