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    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.

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