#下载redis安装包
wget http://download.redis.io/releases/redis-4.0.10.tar.gz
#解压安装包
tar -zxvf redis-4.0.10.tar.gz -C /usr/local/
#重命名为redis
mv /usr/local/redis-4.0.10 /usr/local/redis
#进入安装目录
cd /usr/local/redis
#编译并安装
make && make install

#进入配置文件所在目录
cd /usr/local/redis
#开启守护进程模式（即能够后台运行）
sed -i ‘s/daemonize\ no/daemonize\ yes/g‘ redis.conf
#关闭protected-mode模式，使外部网络可以直接访问（生产慎用）
sed -i ‘s/protected-mode\ yes/protected-mode\ no/g‘ redis.conf
#设置redis连接密码
sed -i ‘s/#\ requirepass\ foobared/requirepass 123456/g‘ redis.conf
#对过期事件进行通知发送（可用于token过期提醒）
sed -i ‘s/notify-keyspace-events\ ""/notify-keyspace-events\ Ex/g‘ redis.conf

#创建redis脚本
vi /etc/init.d/redis
#向脚本中写入以下内容：

#!/bin/bash
#
# author：liusha
# description: Redis Server start|stop|restart|status

PATH=/usr/local/bin:/sbin:/usr/bin:/bin
# redis端口号
REDISPORT=6379
# redis进程id
PIDFILE=/var/run/redis.pid
# redis.conf所在目录的决定对路径
CONF="/usr/local/redis/redis.conf"
# redis.cli所在目录的决定对路径
REDIS_CLI=/usr/local/redis/src/redis-cli
# redis-server所在目录的决定对路径
REDIS_SERVER=/usr/local/redis/src/redis-server

#启动服务
start() {
    if [ "$?"="0" ]; then
        echo "Redis is running..."
    fi
    if [ -f $PIDFILE ]; then
        echo "$PIDFILE exists, Redis Server is already running or crashed."
    else
        echo "Starting Redis Server..."
        $REDIS_SERVER $CONF
    fi
}

#停止服务
stop() {
    if [ ! -f $PIDFILE ]; then
        echo "$PIDFILE exists, Redis Server is not running."
    else
        PID=$(cat $PIDFILE)
        echo "Stopping..."
        $REDIS_CLI -p $REDISPORT SHUTDOWN
        sleep 2
        while [ -x $PIDFILE ]; do
            echo "Waiting for Redis Server to shutdown..."
            sleep 1
        done
        echo "Redis Server stopped"
    fi
}

#服务状态
status() {
    if [ "$?"="0" ]; then
        echo "Redis is running..."
    else 
        if [ -f $PIDFILE ]; then
            echo "$PIDFILE exists, Redis Server is already running or crashed."
        else
            echo "Redis Server is not running."
        fi
    fi
}

#重启服务
restart() {
    stop
    sleep 1s
    start
}

case $1 in
    start)
        start
        ;;
    stop)
        stop
        ;;
    restart)
        restart
        ;;
    status)
        status
        ;;
    *)
        echo "Usage: /etc/init.d/redis {start|stop|restart|status}" >&2
        exit 1
        ;;
esac

#开启redis服务
chkconfig redis on
#启动redis服务
service redis start