关于keepalived:Keepalive

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yum install keepalived

vi /etc/keepalived/keepalived.conf
<code>
vrrp_script chk_haproxy {
script "pidof haproxy"
        interval 2
}

vrrp_instance VI_1 {
   debug 2
   interface eth0                # interface to monitor
   state MASTER
   virtual_router_id 51          # Assign one ID for this route
   priority 101                  # 101 on master, 100 on backup
   unicast_src_ip x.x.x.x     # My IP
   unicast_peer {x.x.x.x                 # Peer IP}
   track_script {chk_haproxy}
   virtual_ipaddress {x.x.x.x dev eth0}
}
</code>

Backup
vi /etc/keepalived/keepalived.conf
<code>
vrrp_script chk_haproxy {
script "pidof haproxy"
        interval 2
}

vrrp_instance VI_1 {
   debug 2
   interface eth0                # interface to monitor
   state BACKUP
   virtual_router_id 51          # Assign one ID for this route
   priority 100                  # 101 on master, 100 on backup
   unicast_src_ip x.x.x.x     # My IP
   unicast_peer {x.x.x.x                # Peer IP}
   track_script {chk_haproxy}
   virtual_ipaddress {x.x.x.x dev eth0}
}
</code>

ip a

正文完