Keepalived : How to set E-mail Alert & Service Check

Keepalived  : How to set E-mail Alert & Service Check

 Configuration: 
 Please add following configuration to  /etc/keepalived/keepalived.conf For e-mail alert . For Installation and other Please follow this Link.


 Master node:
 global_defs {
    router_id nginx03
       notification_email {
manas.tri@gmail.com
    }
   notification_email_from root@nginx01  --> Email From
   smtp_server example.com    --> SMTP Server
   smtp_connect_timeout 30
 }
vrrp_instance nginxS_general {
    state MASTER  
    interface eth0
    virtual_router_id 3
    priority 50  
    advert_int 1
smtp_alert  --> In the Instance configuration Add this line
    authentication {
        auth_type PASS
        auth_pass lookbeautiful
    }
    virtual_ipaddress {
        192.168.2.3/24 dev eth0 label eth0:0
    }
notify /etc/pound2/notify.sh --> Now you can create script and invoke it by notify option.
}

 Backup Node:

 global_defs {
    router_id nginx03   ----> Router ID
       notification_email {
manas.tri@gmail.com
    }
   notification_email_from root@nginx03
   smtp_server example.com
   smtp_connect_timeout 30
 }
vrrp_instance nginxS_general {
    state BACKUP
    interface eth0
    virtual_router_id 3
    priority 40    
    advert_int 1
smtp_alert --> In the Instance configuration Add this line
    authentication {
        auth_type PASS
        auth_pass lookbeautiful
    }
    virtual_ipaddress {
        192.168.2.3/24 dev eth0 label eth0:0
    }
notify /etc/pound2/notify.sh --> Now you can create script and invoke it by notify option.
}

Sample Alert:

=> VRRP Instance is nolonger owning VRRP VIPs <=

Now you can create script and invoke it by notify option.

TYPE=$1

NAME=$2

STATE=$3 --> State Could be Backup,Master and Fault.