Linux下Redis启动/关闭/重启服务脚本
2015-08-19 17:07
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脚本功能: 实现redis单机多实例情况下的正常启动、关闭、重启单个redis实例。完成系统标准服务的以下常用功能: start|stop|status|restart 注:redis程序代码屏蔽了HUP信号,不支持在线重载配置文件,故去掉reload功能。 本脚本优化了redis停止和重启逻辑,解决原redis脚本关闭时会造成数据丢失问题。 脚本名称: redis #在多实例里可以按实例端口,如:redis-6001命名,以区分不同实例 脚本用法:1.在/etc/rc.d/init.d/目录下新建redis文件,将脚本内容拷贝进去2. chkconfig --add redis #注册服务3. chkconfig --level 345 redis on #指定服务在3、4、5级别运行4.本人redis程序安装在/usr/local/redis目录下,配置为/usr/local/redis/bin/redis.conf,如安装在其他目录,请自行修改脚本参数: redis -p [port] [start|stop|status|restart] 参数说明: -p [port] : 指定redis实例的端口,用于多实例的服务器 start:启动指定端口的Redis服务 stop:停止指定端口的Redis服务 status:进程状态 restart:先关闭Redis服务,再启动Redis服务 注:不指定端口时,脚本默认指定启动6379端口的redis用法实例: service redis -p 6381 start #启动6381端口实例的redis /etc/init.d/redis start #默认启动6379端口实例的redis脚本内容:#!/bin/bash
#chkconfig: 2345 55 25
#description: Starts,stops and restart the redis-server
#Ver:1.1
#Write by ND chengh(200808)
#usage: ./script_name -p [port] {start|stop|status|restart}# Source function library.
. /etc/rc.d/init.d/functions# Source networking configuration.
. /etc/sysconfig/network# Check networking is up.
[ "$NETWORKING" = "no" ] && exit 0RETVAL=0
REDIS_PORT=6379
PID=if [ "$1" = "-p" ]; then
REDIS_PORT=$2
shift 2
fiREDIS_DIR="/usr/local/redis"
REDIS="${REDIS_DIR}/bin/redis-server"
PROG=$(basename $REDIS)CONF="${REDIS_DIR}/bin/redis-${REDIS_PORT}.conf"if [ ! -f $CONF ]; then
if [ -f "${REDIS_DIR}/bin/redis.conf" ];then
CONF="${REDIS_DIR}/bin/redis.conf"
else
echo -n $"$CONF not exist.";warning;echo
exit 1
fi
fiPID_FILE=`grep "pidfile" ${CONF}|cut -d ' ' -f2`
PID_FILE=${PID_FILE:=/var/run/redis.pid}
LOCKFILE="/var/lock/subsys/redis-${REDIS_PORT}"if [ ! -x $REDIS ]; then
echo -n $"$REDIS not exist.";warning;echo
exit 0
fi
start() { echo -n $"Starting $PROG: "
$REDIS $CONF
RETVAL=$?
if [ $RETVAL -eq 0 ]; then
success;echo;touch $LOCKFILE
else
failure;echo
fi
return $RETVAL}stop() { echo -n $"Stopping $PROG: " if [ -f $PID_FILE ] ;then
read PID < "$PID_FILE"
else
failure;echo;
echo -n $"$PID_FILE not found.";failure;echo
return 1;
fi if checkpid $PID; then
kill -TERM $PID >/dev/null 2>&1
RETVAL=$?
if [ $RETVAL -eq 0 ] ;then
success;echo
echo -n "Waiting for Redis to shutdown .."
while checkpid $PID;do
echo -n "."
sleep 1;
done
success;echo;rm -f $LOCKFILE
else
failure;echo
fi
else
echo -n $"Redis is dead and $PID_FILE exists.";failure;echo
RETVAL=7
fi
return $RETVAL}restart() {
stop
start
}rhstatus() {
status -p ${PID_FILE} $PROG
}hid_status() {
rhstatus >/dev/null 2>&1
}case "$1" in
start)
hid_status && exit 0
start
;;
stop)
rhstatus || exit 0
stop
;;
restart)
restart
;;
status)
rhstatus
RETVAL=$?
;;
*)
echo $"Usage: $0 -p [port] {start|stop|status|restart}"
RETVAL=1
esacexit $RETVAL转自:http://blog.csdn.net/awj3584/article/details/42105125
#chkconfig: 2345 55 25
#description: Starts,stops and restart the redis-server
#Ver:1.1
#Write by ND chengh(200808)
#usage: ./script_name -p [port] {start|stop|status|restart}# Source function library.
. /etc/rc.d/init.d/functions# Source networking configuration.
. /etc/sysconfig/network# Check networking is up.
[ "$NETWORKING" = "no" ] && exit 0RETVAL=0
REDIS_PORT=6379
PID=if [ "$1" = "-p" ]; then
REDIS_PORT=$2
shift 2
fiREDIS_DIR="/usr/local/redis"
REDIS="${REDIS_DIR}/bin/redis-server"
PROG=$(basename $REDIS)CONF="${REDIS_DIR}/bin/redis-${REDIS_PORT}.conf"if [ ! -f $CONF ]; then
if [ -f "${REDIS_DIR}/bin/redis.conf" ];then
CONF="${REDIS_DIR}/bin/redis.conf"
else
echo -n $"$CONF not exist.";warning;echo
exit 1
fi
fiPID_FILE=`grep "pidfile" ${CONF}|cut -d ' ' -f2`
PID_FILE=${PID_FILE:=/var/run/redis.pid}
LOCKFILE="/var/lock/subsys/redis-${REDIS_PORT}"if [ ! -x $REDIS ]; then
echo -n $"$REDIS not exist.";warning;echo
exit 0
fi
start() { echo -n $"Starting $PROG: "
$REDIS $CONF
RETVAL=$?
if [ $RETVAL -eq 0 ]; then
success;echo;touch $LOCKFILE
else
failure;echo
fi
return $RETVAL}stop() { echo -n $"Stopping $PROG: " if [ -f $PID_FILE ] ;then
read PID < "$PID_FILE"
else
failure;echo;
echo -n $"$PID_FILE not found.";failure;echo
return 1;
fi if checkpid $PID; then
kill -TERM $PID >/dev/null 2>&1
RETVAL=$?
if [ $RETVAL -eq 0 ] ;then
success;echo
echo -n "Waiting for Redis to shutdown .."
while checkpid $PID;do
echo -n "."
sleep 1;
done
success;echo;rm -f $LOCKFILE
else
failure;echo
fi
else
echo -n $"Redis is dead and $PID_FILE exists.";failure;echo
RETVAL=7
fi
return $RETVAL}restart() {
stop
start
}rhstatus() {
status -p ${PID_FILE} $PROG
}hid_status() {
rhstatus >/dev/null 2>&1
}case "$1" in
start)
hid_status && exit 0
start
;;
stop)
rhstatus || exit 0
stop
;;
restart)
restart
;;
status)
rhstatus
RETVAL=$?
;;
*)
echo $"Usage: $0 -p [port] {start|stop|status|restart}"
RETVAL=1
esacexit $RETVAL转自:http://blog.csdn.net/awj3584/article/details/42105125
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