keepalived双主配置

主机配置

global_defs {
notification_email {
56375@qq.com
}
# notification_email_from Alexandre.Cassen@firewall.loc
# smtp_server 192.168.200.1
# smtp_connect_timeout 30
router_id node1
# vrrp_skip_check_adv_addr
# vrrp_strict
# vrrp_garp_interval 0
# vrrp_gna_interval 0
}
vrrp_script chk_httpd_port {
script "</dev/tcp/127.0.0.1/80"
interval 2
weight 2
}
vrrp_instance VI_1 {
state MASTER
interface ens160
virtual_router_id 51
priority 100
advert_int 1
authentication {
auth_type PASS
auth_pass 1111
}
virtual_ipaddress {
192.168.1.174
}
track_script {
chk_httpd_port
}
}

vrrp_instance VI_2 {
state BACKUP
interface ens160
virtual_router_id 52
priority 99
advert_int 1
authentication {
auth_type PASS
auth_pass 1111
}
virtual_ipaddress {
192.168.1.178
}
track_script {
chk_httpd_port
}
}

备机配置

global_defs {
notification_email {
576@qq.com
}
# notification_email_from Alexandre.Cassen@firewall.loc
# smtp_server 192.168.200.1
# smtp_connect_timeout 30
router_id node2
# vrrp_skip_check_adv_addr
# vrrp_strict
# vrrp_garp_interval 0
# vrrp_gna_interval 0
}
vrrp_script chk_httpd_port {
script "</dev/tcp/127.0.0.1/80"
interval 2
weight 2
}
vrrp_instance VI_1 {
state BACKUP
interface ens160
virtual_router_id 51
priority 99
advert_int 1
authentication {
auth_type PASS
auth_pass 1111
}
virtual_ipaddress {
192.168.1.174
}
track_script {
chk_httpd_port
}
}

vrrp_instance VI_2 {
state MASTER
interface ens160
virtual_router_id 52
priority 100
advert_int 1
authentication {
auth_type PASS
auth_pass 1111
}
virtual_ipaddress {
192.168.1.178
}
track_script {
chk_httpd_port
}
}

keepalived双主配置

原文：https://www.cnblogs.com/tiantianhappy/p/12048171.html