kube-system .yaml

[k8sd01@gvp99 pki]$ kubectl -n kube-system get cm kubeadm-config -o yaml
apiVersion: v1
data:
  MasterConfiguration: |
    api:
      advertiseAddress: 10.109.xx.xxx
      bindPort: 6443
      controlPlaneEndpoint: ""
    auditPolicy:
      logDir: /var/log/kubernetes/audit
      logMaxAge: 2
      path: ""
    authorizationModes:
    - Node
    - RBAC
    certificatesDir: /etc/kubernetes/pki
    cloudProvider: ""
    criSocket: /var/run/dockershim.sock
    etcd:
      caFile: ""
      certFile: ""
      dataDir: /var/lib/etcd
      endpoints: null
      image: ""
      keyFile: ""
    imageRepository: k8s.gcr.io
    kubeProxy:
      config:
        bindAddress: 0.0.0.0
        clientConnection:
          acceptContentTypes: ""
          burst: 10
          contentType: application/vnd.kubernetes.protobuf
          kubeconfig: /var/lib/kube-proxy/kubeconfig.conf
          qps: 5
        clusterCIDR: 192.3.0.0/24
        configSyncPeriod: 15m0s
        conntrack:
          max: null
          maxPerCore: 32768
          min: 131072
          tcpCloseWaitTimeout: 1h0m0s
          tcpEstablishedTimeout: 24h0m0s
        enableProfiling: false
        healthzBindAddress: 0.0.0.0:10256
        hostnameOverride: ""
        iptables:
          masqueradeAll: false
          masqueradeBit: 14
          minSyncPeriod: 0s
          syncPeriod: 30s
        ipvs:
          minSyncPeriod: 0s
          scheduler: ""
          syncPeriod: 30s
        metricsBindAddress: 127.0.0.1:10249
        mode: ""
        nodePortAddresses: null
        oomScoreAdj: -999
        portRange: ""
        resourceContainer: /kube-proxy
        udpIdleTimeout: 250ms
    kubeletConfiguration: {}
    kubernetesVersion: v1.10.4
    networking:
      dnsDomain: cluster.local
      podSubnet: 192.3.0.0/24
      serviceSubnet: 192.2.0.0/24
    nodeName: chgvascldp99
    privilegedPods: false
    token: ""
    tokenGroups:
    - system:bootstrappers:kubeadm:default-node-token
    tokenTTL: 24h0m0s
    tokenUsages:
    - signing
    - authentication
    unifiedControlPlaneImage: ""
kind: ConfigMap
metadata:
  creationTimestamp: "2018-06-20T14:11:01Z"
  name: kubeadm-config
  namespace: kube-system
  resourceVersion: "163"
  selfLink: /api/v1/namespaces/kube-system/configmaps/kubeadm-config
  uid: c3441ac8-7493-11e8-8e32-ecebb85d6c18


[k8sd01@gvp99 pki]$ kubeadm token list
TOKEN                     TTL         EXPIRES   USAGES                   DESCRIPTION   EXTRA GROUPS
3j9fzw.h7jxrseyrvm04s7v   <forever>   <never>   authentication,signing   <none>        system:bootstrappers:kubeadm:default-node-token