keepalived安装实例

keepalived安装文档1.安装环境 su - rootyum -y install kernel-devel*yum -y install openssl-*yum -y install popt-develyum -y install lrzszyum -y install openssh-clientsyum -y install libnl libnl-devel popt2.安装keepalived2.1.安装keepalived将keepalived-1.2.15.tar.gz上传到服务器/usr/local/下。cd /usr/localtar -zxvf keepalived-1.2.15.tar.gzcd keepalived-1.2.15执行配置命令./configure --prefix=/usr/local/keepalived3、编译make4、安装make install至此安装成功5、拷贝执行文件cp /usr/local/keepalived/sbin/keepalived /usr/sbin/6、将init.d文件拷贝到etc下,加入开机启动项cp /usr/local/keepalived/etc/rc.d/init.d/keepalived /etc/init.d/keepalived7、将keepalived文件拷贝到etc下，加入网卡配置cp /usr/local/keepalived/etc/sysconfig/keepalived /etc/sysconfig/ 8、创建keepalived文件夹mkdir -p /etc/keepalived9、将keepalived配置文件拷贝到etc下cp /usr/local/keepalived/etc/keepalived/keepalived.conf /etc/keepalived/keepalived.conf10、添加可执行权限chmod +x /etc/init.d/keepalived2.2.加入开机启动：chkconfig --add keepalived#添加时必须保证/etc/init.d/keepalived存在chkconfig keepalived on添加完可查询系统服务是否存在：chkconfig --list2.3.启动keepalived启动：service keepalived start停止：service keepalived stop重启：service keepalived restart3.配置日志文件1.将keepalived日志输出到local0：vi /etc/sysconfig/keepalivedKEEPALIVED_OPTIONS="-D -d -S 0"2.在/etc/rsyslog.conf里添加:local0.*  /var/log/keepalived.log3.重新启动keepalived和rsyslog服务：service rsyslog restart service keepalived restart4.打开防火墙的通讯地址iptables -A INPUT -d 224.0.0.18 -j ACCEPT/etc/rc.d/init.d/iptables save