示意图
多播IP是:224.0.0.111。
一台机器的VIP内外网互为主备。
                        +------+
   |Client|
   +------+
                           /
         +--------+   
                       |Internet|
         +--------+
                           /
         +--------+  
                       |NAT 网络|
         +--------+
                           /
                +----------------------+
                | 内网VIP1:10.16.8.100 |
  | 内网VIP2:10.16.8.101 |
                +----------------------+
                   /                
+-----------------------+      +-----------------------+
|KA+Lvs-DR/Nginx/HAProxy|      |KA+Lvs-DR/Nginx/HAProxy|
|内网VIP1:Master (eth1) |      |内网VIP1:BACKUP (eth1) |
|内网VIP2:BACKUP (eth1) |      |内网VIP2:Master (eth1) |
|内网:10.16.8.10 (eth1) |< ---->|内网:10.16.8.11 (eth1) |
|-----------------------|多播IP|-----------------------|
|公网VIP1:Master (eth2) |< ---->|公网VIP1:BACKUP (eth2) |
|公网VIP2:BACKUP (eth2) |      |公网VIP2:Master (eth2) |
|公网:172.16.8.10(eth2) |      |公网:172.16.8.11(eth2) |                 
+-----------------------+      +-----------------------+
                                   /
         +-----------------------+  
                | 公网VIP1:172.16.8.100 |
  | 公网VIP2:172.16.8.101 |
         +-----------------------+
             /
   +------+
   |资源池|
   +------+
登录后复制 ka67配置文件
global_defs {
   notification_email {
     root@localhost
   }
   notification_email_from ka@localhost
   smtp_server 127.0.0.1
   smtp_connect_timeout 30
   router_id ka67
   vrrp_mcast_group4 224.0.0.111
}
vrrp_instance External_1 {
    state MASTER
    interface eth1
    virtual_router_id 171
    priority 100
    advert_int 1    
    authentication {
        auth_type PASS
        auth_pass renwole0
    }
    virtual_ipaddress {
        10.16.8.100
    }
    notify_master "/usr/local/keepalived/etc/keepalived/notify.sh master"
    notify_backup "/usr/local/keepalived/etc/keepalived/notify.sh backup"
    notify_fault "/usr/local/keepalived/etc/keepalived/notify.sh fault"
}
vrrp_instance External_2 {
    state BACKUP
    interface eth1
    virtual_router_id 172
    priority 95
    advert_int 1
    authentication {
        auth_type PASS
        auth_pass renwole1
    }
    virtual_ipaddress {
        10.16.8.101
    }
    notify_master "/usr/local/keepalived/etc/keepalived/notify.sh master"
    notify_backup "/usr/local/keepalived/etc/keepalived/notify.sh backup"
    notify_fault "/usr/local/keepalived/etc/keepalived/notify.sh fault"
}
vrrp_instance Internal_1 {
    state MASTER
    interface eth2
    virtual_router_id 191
    priority 100
    advert_int 1
    authentication {
        auth_type PASS
        auth_pass renwole2
    }
    virtual_ipaddress {
        172.16.8.100
    }
    notify_master "/usr/local/keepalived/etc/keepalived/notify.sh master"
    notify_backup "/usr/local/keepalived/etc/keepalived/notify.sh backup"
    notify_fault "/usr/local/keepalived/etc/keepalived/notify.sh fault"
}
vrrp_instance Internal_2 {
    state BACKUP
    interface eth2
    virtual_router_id 192
    priority 95
    advert_int 1
    authentication {
        auth_type PASS
        auth_pass renwole3
    }
    virtual_ipaddress {
        172.16.8.101
    }
    notify_master "/usr/local/keepalived/etc/keepalived/notify.sh master"
    notify_backup "/usr/local/keepalived/etc/keepalived/notify.sh backup"
    notify_fault "/usr/local/keepalived/etc/keepalived/notify.sh fault"
}
登录后复制 ka68配置文件
global_defs {
   notification_email {
     root@localhost
   }
   notification_email_from ka@localhost
   smtp_server 127.0.0.1
   smtp_connect_timeout 30
   router_id ka68
   vrrp_mcast_group4 224.0.0.111
}
vrrp_instance External_1 {
    state BACKUP
    interface eth1
    virtual_router_id 171
    priority 100
    advert_int 1    
    authentication {
        auth_type PASS
        auth_pass renwole0
    }
    virtual_ipaddress {
        10.16.8.100
    }
    notify_master "/usr/local/keepalived/etc/keepalived/notify.sh master"
    notify_backup "/usr/local/keepalived/etc/keepalived/notify.sh backup"
    notify_fault "/usr/local/keepalived/etc/keepalived/notify.sh fault"
}
vrrp_instance External_2 {
    state MASTER
    interface eth1
    virtual_router_id 172
    priority 95
    advert_int 1
    authentication {
        auth_type PASS
        auth_pass renwole1
    }
    virtual_ipaddress {
        10.16.8.101
    }
    notify_master "/usr/local/keepalived/etc/keepalived/notify.sh master"
    notify_backup "/usr/local/keepalived/etc/keepalived/notify.sh backup"
    notify_fault "/usr/local/keepalived/etc/keepalived/notify.sh fault"
}
vrrp_instance Internal_1 {
    state BACKUP
    interface eth2
    virtual_router_id 191
    priority 100
    advert_int 1
    authentication {
        auth_type PASS
        auth_pass renwole2
    }
    virtual_ipaddress {
        172.16.8.100
    }
    notify_master "/usr/local/keepalived/etc/keepalived/notify.sh master"
    notify_backup "/usr/local/keepalived/etc/keepalived/notify.sh backup"
    notify_fault "/usr/local/keepalived/etc/keepalived/notify.sh fault"
}
vrrp_instance Internal_2 {
    state MASTER
    interface eth2
    virtual_router_id 192
    priority 95
    advert_int 1
    authentication {
        auth_type PASS
        auth_pass renwole3
    }
    virtual_ipaddress {
        172.16.8.101
    }
    notify_master "/usr/local/keepalived/etc/keepalived/notify.sh master"
    notify_backup "/usr/local/keepalived/etc/keepalived/notify.sh backup"
    notify_fault "/usr/local/keepalived/etc/keepalived/notify.sh fault"
}
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以上就是Keepalived内外网故障非同步漂移双活双主模式的详细内容,更多请关注慧达安全导航其它相关文章!

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