#!/bin/bash
#Function: Install redis
#Author: DengYong
#Date: 20151126

cd /root/package
wget http://download.redis.io/releases/redis-3.0.3.tar.gz
tar fxz redis-3.0.3.tar.gz
cd redis-3.0.3
make MALLOC=libc
mkdir /opt/server/redis -p
make PREFIX=/opt/server/redis install
mkdir /opt/server/redis/{conf,logs,data}
cp redis.conf /opt/server/redis/conf/
sed -i 's/daemonize no/daemonize yes/' /opt/server/redis/conf/redis.conf
sed -i 's/logfile \"\"/logfile \/opt\/server\/redis\/logs\/redis.log/' /opt/server/redis/conf/redis.conf
sed -i 's/dir .\//dir \/opt\/server\/redis\/data/' /opt/server/redis/conf/redis.conf
echo "vm.overcommit_memory=1" >> /etc/sysctl.conf
sysctl -p

cp ./utils/redis_init_script /etc/init.d/redis
sed -i 's/EXEC=\/usr\/local\/bin\/redis-server/EXEC=\/opt\/server\/redis\/bin\/redis-server/' /etc/init.d/redis
sed -i 's/CLIEXEC=\/usr\/local\/bin\/redis-cli/CLIEXEC=\/opt\/server\/redis\/bin\/redis-cli/' /etc/init.d/redis
sed -i 's/PIDFILE=\/var\/run\/redis_\${REDISPORT}.pid/PIDFILE=\/var\/run\/redis.pid/' /etc/init.d/redis
sed -i 's/CONF=\"\/etc\/redis\/\${REDISPORT}.conf"/CONF=\"\/opt\/server\/redis\/conf\/redis.conf\"/' /etc/init.d/redis
echo "==========Is about to start the redis============="
/etc/init.d/redis start
netstat -ntpl
echo "=============Stop redis after 2 seconds==============="
sleep 2
/etc/init.d/redis stop
netstat -ntpl