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global_defs {
notification_email {
acassen@firewall.loc
failover@firewall.loc
sysadmin@firewall.loc
}
notification_email_from Alexandre.Cassen@firewall.loc
smtp_server 192.168.200.1
smtp_connect_timeout 30
router_id f6
vrrp_mcast_group4 224.0.0.20
nopreempt
}
vrrp_script chk_nginx {
# script "killall -0 nginx"
script "/etc/keepalived/check_nginx.sh"
interval 2
weight -5
fall 3
rise 2
}
vrrp_instance VI_1 {
state BACKUP
interface eth0
virtual_router_id 58
priority 150
advert_int 1
nopreempt
authentication {
auth_type PASS
auth_pass 1111
}
virtual_ipaddress {
172.21.10.199/24 dev eth0 label eth0:1
}
track_script {
chk_nginx
}
}
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[root@e7 ~]# cat /etc/keepalived/keepalived.conf
! Configuration File for keepalived
global_defs {
notification_email {
acassen@firewall.loc
failover@firewall.loc
sysadmin@firewall.loc
}
notification_email_from Alexandre.Cassen@firewall.loc
smtp_server 192.168.200.1
smtp_connect_timeout 30
router_id e7
vrrp_mcast_group4 224.0.0.20
}
vrrp_script chk_nginx {
# script "killall -0 nginx"
script "/etc/keepalived/check_nginx.sh"
interval 2
weight -5
fall 3
rise 2
}
vrrp_instance VI_1 {
state BACKUP
interface eth0
virtual_router_id 58
priority 100
advert_int 1
authentication {
auth_type PASS
auth_pass 1111
}
virtual_ipaddress {
172.21.10.199/24 dev eth0 label eth0:1
}
track_script {
chk_nginx
}
}
[root@e7 ~]#[root@e7 ~]# cat /etc/keepalived/check_nginx.sh
#!/bin/bash
counter=$(ps -C nginx --no-heading|wc -l)
if [ "${counter}" = "0" ]; then
/usr/sbin/nginx
echo "nginx 1 start"
sleep 2
counter=$(ps -C nginx --no-heading|wc -l)
if [ "${counter}" = "0" ]; then
echo "keepalived stop"
# /etc/init.d/keepalived stop
systemctl stop keepalived
fi
fi
[root@e7 ~]#