kubeasz/roles/kube-master/defaults/main.yml

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# etcd 集群服务地址列表, 根据etcd组成员自动生成
TMP_ENDPOINTS: "{% for h in groups['etcd'] %}https://{{ h }}:2379,{% endfor %}"
ETCD_ENDPOINTS: "{{ TMP_ENDPOINTS.rstrip(',') }}"
# 设置 dns svc ip (这里选用 SERVICE_CIDR 中第1个IP)
CLUSTER_KUBERNETES_SVC_IP: "{{ SERVICE_CIDR | ipaddr(1) | ipaddr('address') }}"
# k8s 集群 master 节点证书配置可以添加多个ip和域名比如增加公网ip和域名
MASTER_CERT_HOSTS:
- "10.1.1.1"
- "k8s.test.io"
#- "61.182.11.41"
#- "www.test.com"
# apiserver 基础认证(用户名/密码)配置,详见 master 节点文件‘/etc/kubernetes/ssl/basic-auth.csv
# 是否启用基础认证 yes/no
BASIC_AUTH_ENABLE: 'no'
# 用户名:
BASIC_AUTH_USER: 'admin'
# 密码:初次运行时会生成随机密码
BASIC_AUTH_PASS: '_pwd_'
# node 节点上 pod 网段掩码长度决定每个节点最多能分配的pod ip地址
# 如果flannel 使用 --kube-subnet-mgr 参数那么它将读取该设置为每个节点分配pod网段
# https://github.com/coreos/flannel/issues/847
NODE_CIDR_LEN: 24