#!/bin/bash

RPORT=6380
VIP="192.168.0.224"
VIP_NETMASK="255.255.255.255"
IP=$(ifconfig -a|grep inet|grep -v 127.0.0.1|grep -v inet6 | awk '{print $2}'|grep -v VIP)
EXISTPORT=$(netstat -an | grep 6380 | grep LISTEN | wc -l)
NETNAME=$(ls /sys/class/net | grep -v lo)
REDIS_HOME='/usr/local/shopnc/redis-5.0.0'
REDIS_NAME=$($REDIS_HOME/src/redis-cli -h $IP -p $RPORT INFO replication | grep role|tr -d '\r' | cut -d: -f2)

if [ $EXISTPORT -eq 0 ]
then
	ip addr del "$VIP/32" dev $NETNAME
	exit 0
else
	if [ "$REDIS_NAME" = "master" ]
	then
		ifconfig "$NETNAME:1" $VIP netmask $VIP_NETMASK
	fi
fi