我這邊的裝置是一台刷了梅林韌體的華碩路由(192.168.50.1)和乙個跑在群暉vmm上面的openwrt旁路由(192.168.50.99)
#!/bin/sh
bypass=192.168.50.99
default_ip=192.168.50.1
network()
$ -w % | tail -n1`
if [ "x$ret_code" = "x000" ]; then
return 1
else
return 0
fi}changegateway()
network
if [ $? -eq 0 ];then
changegateway $bypass $default_ip
else
changegateway $default_ip $bypass
fi
能夠達到在旁路由下線後,在探活間隔(1分鐘)和dhcp租約時長(5分鐘)內,客戶端切換閘道器和dn opengauss 主備切換
第一步 準備切換為主節點的備節點,執行如下 主備均 正常的時候 gs ctl switchover d opt huawei install data db1 在 主 宕機或者失聯等情況下 在備節點 執行下面的命令 gs ctl failover d opt huawei install data ...
keepalived實現主備切換
wget tar zxvf keepalived 1.2.18 tar.gz c usr local yum install y openssl openssl devel cd keepalived 1.2.18 configure prefix usr local keepalived make...
Keepalived Nginx主備切換實現高可用
keepalived nginx主備切換 實現高可用 keepalived 基於vrrp 虛擬路由器冗餘協議 來實現對web服務的高可用方案 安裝keepalived 1.configure prefix data program keepalived sysconf etc 2.缺少依賴opens...