```yaml
apiVersion: kubekey.kubesphere.io/v1alpha2
kind: Cluster
metadata:
  name: sample
spec:
  hosts:
  - {name: node1, address: 172.16.0.2, internalAddress: 172.16.0.2, port: 8022, user: ubuntu, password: "Qcloud@123"} # Assume that the default port for SSH is 22. Otherwise, add the port number after the IP address. If you install Kubernetes on ARM, add "arch: arm64". For example, {...user: ubuntu, password: Qcloud@123, arch: arm64}.
  - {name: node2, address: 172.16.0.3, internalAddress: 172.16.0.3, password: "Qcloud@123"}  # For default root user.
  - {name: node3, address: 172.16.0.4, internalAddress: 172.16.0.4, privateKeyPath: "~/.ssh/id_rsa"} # For password-less login with SSH keys.
  roleGroups:
    etcd:
    - node1 # All the nodes in your cluster that serve as the etcd nodes.
    master:
    - node1
    - node[2:10] # From node2 to node10. All the nodes in your cluster that serve as the master nodes.
    worker:
    - node1
    - node[10:100] # All the nodes in your cluster that serve as the worker nodes.
  controlPlaneEndpoint:
    internalLoadbalancer: haproxy #Internal loadbalancer for apiservers. Support: haproxy, kube-vip [Default: ""]
    domain: lb.kubesphere.local
    address: ""      # The IP address of your load balancer. If you use internalLoadblancer in "kube-vip" mode, a VIP is required here.
    port: 6443
  system:
    ntpServers: #  The ntp servers of chrony.
      - time1.cloud.tencent.com
      - ntp.aliyun.com
      - node1 # Set the node name in `hosts` as ntp server if no public ntp servers access.
    timezone: "Asia/Shanghai"
    rpms: # Specify additional packages to be installed. The ISO file which is contained in the artifact is required.
      - nfs-utils
    debs: # Specify additional packages to be installed. The ISO file which is contained in the artifact is required.
      - nfs-common
    #preInstall:  # Specify custom init shell scripts for each nodes, and execute according to the list order.
    #  - name: format and mount disk  
    #    bash: /bin/bash -x setup-disk.sh
    #    materials: # scripts can has some dependency materials. those will copy to the node        
    #      - ./setup-disk.sh # the script which shell execute need
    #      -  xxx            # other tools materials need by this script
    #postInstall: # Specify custom finish clean up shell scripts for each nodes after the kubernetes install.
    #  - name: clean tmps files
    #    bash: |
    #       rm -fr /tmp/kubekey/*
    
  kubernetes:
    version: v1.21.5
    imageRepo: kubesphere
    containerManager: docker # Container Runtime, support: containerd, cri-o, isula. [Default: docker]
    clusterName: cluster.local
    autoRenewCerts: true # Whether to install a script which can automatically renew the Kubernetes control plane certificates. [Default: false]
    masqueradeAll: false  # masqueradeAll tells kube-proxy to SNAT everything if using the pure iptables proxy mode. [Default: false].
    maxPods: 110  # maxPods is the number of Pods that can run on this Kubelet. [Default: 110]
    podPidsLimit: 10000 # podPidsLimit is the maximum number of PIDs in any pod. [Default: 10000]
    nodeCidrMaskSize: 24  # The internal network node size allocation. This is the size allocated to each node on your network. [Default: 24]
    proxyMode: ipvs  # Specify which proxy mode to use. [Default: ipvs]
    featureGates: # enable featureGates, [Default: {"ExpandCSIVolumes":true,"RotateKubeletServerCertificate": true,"CSIStorageCapacity":true, "TTLAfterFinished":true}]
      CSIStorageCapacity: true
      ExpandCSIVolumes: true
      RotateKubeletServerCertificate: true
      TTLAfterFinished: true
    ## support kata and NFD
    # kata:
    #   enabled: true
    # nodeFeatureDiscovery
    #   enabled: true
  etcd:
    type: kubekey  # Specify the type of etcd used by the cluster. When the cluster type is k3s, setting this parameter to kubeadm is invalid. [kubekey | kubeadm | external] [Default: kubekey]
    ## The following parameters need to be added only when the type is set to external.
    ## caFile, certFile and keyFile need not be set, if TLS authentication is not enabled for the existing etcd.
    # external:
    #   endpoints:
    #     - https://192.168.6.6:2379
    #   caFile: /pki/etcd/ca.crt
    #   certFile: /pki/etcd/etcd.crt
    #   keyFile: /pki/etcd/etcd.key
  network:
    plugin: calico
    calico:
      ipipMode: Always  # IPIP Mode to use for the IPv4 POOL created at start up. If set to a value other than Never, vxlanMode should be set to "Never". [Always | CrossSubnet | Never] [Default: Always]
      vxlanMode: Never  # VXLAN Mode to use for the IPv4 POOL created at start up. If set to a value other than Never, ipipMode should be set to "Never". [Always | CrossSubnet | Never] [Default: Never]
      vethMTU: 0  # The maximum transmission unit (MTU) setting determines the largest packet size that can be transmitted through your network. By default, MTU is auto-detected. [Default: 0]
    kubePodsCIDR: 10.233.64.0/18
    kubeServiceCIDR: 10.233.0.0/18
  storage:
    openebs:
      basePath: /var/openebs/local # base path of the local PV provisioner
  registry:
    registryMirrors: []
    insecureRegistries: []
    privateRegistry: ""
    namespaceOverride: ""
    auths: # if docker add by `docker login`, if containerd append to `/etc/containerd/config.toml`
      "dockerhub.kubekey.local":
        username: "xxx"
        password: "***"
        skipTLSVerify: false # Allow contacting registries over HTTPS with failed TLS verification.
        plainHTTP: false # Allow contacting registries over HTTP.
        certsPath: "/etc/docker/certs.d/dockerhub.kubekey.local" # Use certificates at path (*.crt, *.cert, *.key) to connect to the registry.
  addons: [] # You can install cloud-native addons (Chart or YAML) by using this field.

---
apiVersion: installer.kubesphere.io/v1alpha1
kind: ClusterConfiguration
metadata:
  name: ks-installer
  namespace: kubesphere-system
  labels:
    version: v3.1.0
spec:
  persistence:
    storageClass: ""        # If there is no default StorageClass in your cluster, you need to specify an existing StorageClass here.
  authentication:
    jwtSecret: ""           # Keep the jwtSecret consistent with the Host Cluster. Retrieve the jwtSecret by executing "kubectl -n kubesphere-system get cm kubesphere-config -o yaml | grep -v "apiVersion" | grep jwtSecret" on the Host Cluster.
  local_registry: ""        # Add your private registry address if it is needed.
  etcd:
    monitoring: false       # Enable or disable etcd monitoring dashboard installation. You have to create a Secret for etcd before you enable it.
    endpointIps: localhost  # etcd cluster EndpointIps. It can be a bunch of IPs here.
    port: 2379              # etcd port.
    tlsEnable: true
  common:
    redis:
      enabled: false
    openldap:
      enabled: false
    minioVolumeSize: 20Gi # Minio PVC size.
    openldapVolumeSize: 2Gi   # openldap PVC size.
    redisVolumSize: 2Gi # Redis PVC size.
    monitoring:
      endpoint: http://prometheus-operated.kubesphere-monitoring-system.svc:9090 # Prometheus endpoint to get metrics data.
    es:   # Storage backend for logging, events and auditing.
      # elasticsearchMasterReplicas: 1   # The total number of master nodes. Even numbers are not allowed.
      # elasticsearchDataReplicas: 1     # The total number of data nodes.
      elasticsearchMasterVolumeSize: 4Gi   # The volume size of Elasticsearch master nodes.
      elasticsearchDataVolumeSize: 20Gi    # The volume size of Elasticsearch data nodes.
      logMaxAge: 7                     # Log retention time in built-in Elasticsearch. It is 7 days by default.
      elkPrefix: logstash              # The string making up index names. The index name will be formatted as ks-<elk_prefix>-log.
      basicAuth:
        enabled: false
        username: ""
        password: ""
      externalElasticsearchUrl: ""
      externalElasticsearchPort: ""
  console:
    enableMultiLogin: true  # Enable or disable simultaneous logins. It allows different users to log in with the same account at the same time.
    port: 30880
  alerting:                # (CPU: 0.1 Core, Memory: 100 MiB) It enables users to customize alerting policies to send messages to receivers in time with different time intervals and alerting levels to choose from.
    enabled: false         # Enable or disable the KubeSphere Alerting System.
    # thanosruler:
    #   replicas: 1
    #   resources: {}
  auditing:                # Provide a security-relevant chronological set of records，recording the sequence of activities happening on the platform, initiated by different tenants.
    enabled: false         # Enable or disable the KubeSphere Auditing Log System. 
  devops:                  # (CPU: 0.47 Core, Memory: 8.6 G) Provide an out-of-the-box CI/CD system based on Jenkins, and automated workflow tools including Source-to-Image & Binary-to-Image.
    enabled: false             # Enable or disable the KubeSphere DevOps System.
    jenkinsMemoryLim: 2Gi      # Jenkins memory limit.
    jenkinsMemoryReq: 1500Mi   # Jenkins memory request.
    jenkinsVolumeSize: 8Gi     # Jenkins volume size.
    jenkinsJavaOpts_Xms: 512m  # The following three fields are JVM parameters.
    jenkinsJavaOpts_Xmx: 512m
    jenkinsJavaOpts_MaxRAM: 2g
  events:                  # Provide a graphical web console for Kubernetes Events exporting, filtering and alerting in multi-tenant Kubernetes clusters.
    enabled: false         # Enable or disable the KubeSphere Events System.
    ruler:
      enabled: true
      replicas: 2
  logging:                 # (CPU: 57 m, Memory: 2.76 G) Flexible logging functions are provided for log query, collection and management in a unified console. Additional log collectors can be added, such as Elasticsearch, Kafka and Fluentd.
    enabled: false         # Enable or disable the KubeSphere Logging System.
    logsidecar:
      enabled: true
      replicas: 2
  metrics_server:                    # (CPU: 56 m, Memory: 44.35 MiB) It enables HPA (Horizontal Pod Autoscaler).
    enabled: false                   # Enable or disable metrics-server.
  monitoring:
    storageClass: ""                 # If there is an independent StorageClass you need for Prometheus, you can specify it here. The default StorageClass is used by default.
    # prometheusReplicas: 1          # Prometheus replicas are responsible for monitoring different segments of data source and providing high availability.
    prometheusMemoryRequest: 400Mi   # Prometheus request memory.
    prometheusVolumeSize: 20Gi       # Prometheus PVC size.
    # alertmanagerReplicas: 1          # AlertManager Replicas.
  multicluster:
    clusterRole: none  # host | member | none  # You can install a solo cluster, or specify it as the Host or Member Cluster.
  network:
    networkpolicy: # Network policies allow network isolation within the same cluster, which means firewalls can be set up between certain instances (Pods).
      # Make sure that the CNI network plugin used by the cluster supports NetworkPolicy. There are a number of CNI network plugins that support NetworkPolicy, including Calico, Cilium, Kube-router, Romana and Weave Net.
      enabled: false # Enable or disable network policies.
    ippool: # Use Pod IP Pools to manage the Pod network address space. Pods to be created can be assigned IP addresses from a Pod IP Pool.
      type: none # Specify "calico" for this field if Calico is used as your CNI plugin. "none" means that Pod IP Pools are disabled.
    topology: # Use Service Topology to view Service-to-Service communication based on Weave Scope.
      type: none # Specify "weave-scope" for this field to enable Service Topology. "none" means that Service Topology is disabled.
  openpitrix: # An App Store that is accessible to all platform tenants. You can use it to manage apps across their entire lifecycle.
    store:
      enabled: false # Enable or disable the KubeSphere App Store.
  servicemesh:         # (0.3 Core, 300 MiB) Provide fine-grained traffic management, observability and tracing, and visualized traffic topology.
    enabled: false     # Base component (pilot). Enable or disable KubeSphere Service Mesh (Istio-based).
  kubeedge:          # Add edge nodes to your cluster and deploy workloads on edge nodes.
    enabled: false   # Enable or disable KubeEdge.
    cloudCore:
      nodeSelector: {"node-role.kubernetes.io/worker": ""}
      tolerations: []
      cloudhubPort: "10000"
      cloudhubQuicPort: "10001"
      cloudhubHttpsPort: "10002"
      cloudstreamPort: "10003"
      tunnelPort: "10004"
      cloudHub:
        advertiseAddress: # At least a public IP address or an IP address which can be accessed by edge nodes must be provided.
          - ""            # Note that once KubeEdge is enabled, CloudCore will malfunction if the address is not provided.
        nodeLimit: "100"
      service:
        cloudhubNodePort: "30000"
        cloudhubQuicNodePort: "30001"
        cloudhubHttpsNodePort: "30002"
        cloudstreamNodePort: "30003"
        tunnelNodePort: "30004"
    edgeWatcher:
      nodeSelector: {"node-role.kubernetes.io/worker": ""}
      tolerations: []
      edgeWatcherAgent:
        nodeSelector: {"node-role.kubernetes.io/worker": ""}
        tolerations: []
```