# 'deploy' node, which the ansible-playbooks usually run on # variable 'NTP_ENABLED(=yes/no)' enables/disables the NTP server 'chrony' [deploy] 192.168.1.1 NTP_ENABLED=no # 'etcd' cluster must have odd member(s) (1,3,5,...) # variable 'NODE_NAME' is the distinct name of a member in 'etcd' cluster [etcd] 192.168.1.1 NODE_NAME=etcd1 192.168.1.2 NODE_NAME=etcd2 192.168.1.3 NODE_NAME=etcd3 [kube-master] 192.168.1.1 192.168.1.2 # 'loadbalance' node, with 'haproxy+keepalived' installed [lb] 192.168.1.1 LB_ROLE=backup 192.168.1.2 LB_ROLE=master [kube-node] 192.168.1.3 192.168.1.4 # variable NEW_INSTALL: 'yes' to setup a new harbor server; 'no' to integrate with existed one [harbor] #192.168.1.8 HARBOR_DOMAIN="harbor.yourdomain.com" NEW_INSTALL=no # group reserved, add new 'kube-master' in it [new-master] #192.168.1.5 # group reserved, add new 'kube-node' in it [new-node] #192.168.1.xx [all:vars] # --------- Main Variables --------------- # Cluster Deployment Mode: allinone, single-master, multi-master DEPLOY_MODE=multi-master # Versions supported: v1.8, v1.9, v1.10, v1.11, v1.12 K8S_VER="v1.10" # Cluster's Master IP, generated by 'keepalived' daemon on a 'lb' node here # 'haproxy' daemon listens on port 8443, directs requests to real apiservers on port 6443 MASTER_IP="192.168.1.10" KUBE_APISERVER="https://{{ MASTER_IP }}:8443" # Network plugins supported: calico, flannel, kube-router, cilium CLUSTER_NETWORK="flannel" # K8S Service CIDR, not overlap with node(host) networking SERVICE_CIDR="10.68.0.0/16" # Cluster CIDR (Pod CIDR), not overlap with node(host) networking CLUSTER_CIDR="172.20.0.0/16" # NodePort Range NODE_PORT_RANGE="20000-40000" # Kubernetes SVC IP (usually assigned with the first available IP of 'SERVICE_CIDR') CLUSTER_KUBERNETES_SVC_IP="10.68.0.1" # Cluster DNS Server's IP (assigned with an available IP of 'SERVICE_CIDR') CLUSTER_DNS_SVC_IP="10.68.0.2" # Cluster DNS Domain CLUSTER_DNS_DOMAIN="cluster.local." # Basic auth for apiserver BASIC_AUTH_USER="admin" BASIC_AUTH_PASS="test1234" # -------- Additional Variables -------------------- # Binaries Directory bin_dir="/opt/kube/bin" # CA and other components cert/key Directory ca_dir="/etc/kubernetes/ssl" # Deploy Directory (kubeasz workspace), don't change the default value right now base_dir="/etc/ansible"