Redhat6.5 keepalived安装

###一、前言
1.软件版本

• keepalived-1.3.7.tar.gz
  ###二、安装keepalived
  下载的安装包放在/app/Package/目录下
  解压

#tar -zxvf keepalived-1.3.7.tar.gz
#cd keepalived-1.3.7
#mkdir /app/keepalived-1.3.7
#./configure --prefix=/app/keepalived-1.3.7

如果遇到以下错误

gcc

#yum install gcc

openssl-devel

#yum install openssl-devel

libnl

#yum install libnl libnl-devel

libnfnetlink

rpm -ivh libnfnetlink-devel-1.0.0-1.el6.x86_64.rpm

如果有以下的错误

升级glib*

yum update glib*

或者降低keepalived的版本
http://blog.51cto.com/nydia/1556781

#!/bin/sh
#
# Startup script for the Keepalived daemon
#
# processname: keepalived
# pidfile: /var/run/keepalived.pid
# config: /etc/keepalived/keepalived.conf
# chkconfig: - 21 79
# description: Start and stop Keepalived

# Source function library
. /etc/rc.d/init.d/functions

# Source configuration file (we set KEEPALIVED_OPTIONS there)
. /etc/sysconfig/keepalived

RETVAL=0

prog="keepalived"

start() {
    echo -n $"Starting $prog: "
    daemon keepalived ${KEEPALIVED_OPTIONS}
    RETVAL=$?
    echo
    [ $RETVAL -eq 0 ] && touch /var/lock/subsys/$prog
}

stop() {
    echo -n $"Stopping $prog: "
    killproc keepalived
    RETVAL=$?
    echo
    [ $RETVAL -eq 0 ] && rm -f /var/lock/subsys/$prog
}

reload() {
    echo -n $"Reloading $prog: "
    killproc keepalived -1
    RETVAL=$?
    echo
}

# See how we were called.
case "$1" in
    start)
        start
        ;;
    stop)
        stop
        ;;
    reload)
        reload
        ;;
    restart)
        stop
        start
        ;;
    condrestart)
        if [ -f /var/lock/subsys/$prog ]; then
            stop
            start
        fi
        ;;
    status)
        status keepalived
        RETVAL=$?
        ;;
    *)
        echo "Usage: $0 {start|stop|reload|restart|condrestart|status}"
        RETVAL=1
esac

exit $RETVAL

#! /bin/bash
RETVAL=0
killall -0 nginx
RETVAL=$?
if [ $RETVAL -ne 0 ]
then
        echo "nginx server is died"
        killall keepalived
fi

修改配置文件
将配置文件拷贝到系统对应的目录下：

#mkdir /etc/keepalived
#cp /app/keepalived/etc/keepalived.conf /etc/keepalived/keepalived.conf
#cp /app/keepalived/etc/rc.d/init.d/keepalived /etc/rc.d/init.d/keepalived
#cp /app/keepalived/etc/sysconfig/keepalived /etc/sysconfig/keepalived

#vim /etc/keepalived.conf

! Configuration File for keepalived

global_defs {
   router_id GPMTSTPX04
}

vrrp_script chk_nginx {
   script "/etc/keepalived/chk_nginx.sh"  #监控nginx进程的脚本
   interval 2
   weight -10
   fall 2
   rise 2
}

vrrp_instance VI_1 {
    state MASTER
    interface eth2
    virtual_router_id 214
    priority 98
    advert_int 1
    authentication {
        auth_type PASS
        auth_pass tqmstst1
    }
    virtual_ipaddress {
        10.252.95.214     #虚拟IP
    }
    track_script {
        chk_nginx
    }
}