keepalived常见错误汇总

错误内容：

WARNING - default user 'keepalived_script' for script execution does not exist - please create.

解决方案：

在keepalived.conf的global_defs配置节中增加script_user root

global_defs {
   router_id 1
   script_user root
}

错误内容：

WARNING - script '/etc/keepalived/script/checkmysql.sh' is not executable for uid:gid 0:0 - disabling.

解决方案：

赋予/etc/keepalived/script/checkmysql.sh执行权限，或者脚本改成如下写法

vrrp_script chk_mysql {
   script "bash /etc/keepalived/script/checkmysql.sh"
}

错误内容：

SECURITY VIOLATION - scripts are being executed but script_security not enabled.

解决方案：

在keepalived.conf的global_defs配置节中增加enable_script_security配置

global_defs {
   router_id 1
   enable_script_security
}

 错误内容：

无法ping通VIP

解决方案：

检查global_defs中是否配置了vrrp_strict，将其注释

global_defs {
   router_id 1
   vrrp_strict #严格遵守VRRP协议,不允许状况:1,没有VIP地址,2.配置了单播,3.在VRRP版本2中有IPv6地址
}