[+] add k3s

init-k3s.sh

@@ -0,0 +1,36 @@
+#!/bin/bash
+
+current_ip=$(hostname -I | awk '{print $1}')
+
+curl -sfL https://rancher-mirror.rancher.cn/k3s/k3s-install.sh | INSTALL_K3S_MIRROR=cn sh -s - \
+  --cluster-cidr $pod_subnet \
+  --service-cidr $service_subnet
+
+# 安装 keepalived
+apt install -y keepalived
+
+# 检查是否为 Master-01
+if [ "$current_ip" == "$master" ]; then
+    state=MASTER
+    priority=100
+else
+    state=BACKUP
+    priority=100
+fi
+
+# 初始化 VIP
+cat <<EOF | sudo tee /etc/keepalived/keepalived.conf
+vrrp_instance VI_1 {
+    state $state
+    interface eth0
+    virtual_router_id 51
+    priority $priority
+    advert_int 1
+    virtual_ipaddress {
+        $vip
+    }
+}
+EOF
+sudo systemctl restart keepalived
+systemctl status keepalived &
+echo "初始化 master VIP[$state] $current_ip 成功"