Kubeadm initiate configuration file

kubeadm-config.yaml

apiVersion: kubeadm.k8s.io/v1beta1
kind: ClusterConfiguration #you will need to ensure they match the version of the Kubernetes control plane of kubectl and kubeadm
kubernetesVersion: v1.14.3
apiServer:
  certSANs: #Additional hostnames or IP addresses that should be added to the Subject Alternate Name section for the certificate that the API Server will use. If you expose the API Server through a load balancer and public DNS you could specify this with
  - 127.0.0.1
  - 157.180.200.132 
  - do-dev-master.sarasa-dev.com
  extraArgs: # Add this section if you have setup default audit policy. if not, dont add this section
    authorization-mode: Node,RBAC
    feature-gates: "TTLAfterFinished=true" #Allow a TTL controller to clean up resources after they finish execution. more details: https://kubernetes.io/docs/reference/command-line-tools-reference/feature-gates/
    audit-policy-file: "/etc/kubernetes/audit-policy.yaml" #we created a default policy file in last artical (Prerequisites for Setup Kubenetes Cluster| Part 2)  
    audit-log-path: "/etc/kubernetes/audit/kube-apiserver-audit.log"
    audit-log-maxage: "2"
  extraVolumes: # Add this section if you have setup default audit policy. if not, dont add this section
  - name: "audit-policy"
    hostPath: "/etc/kubernetes/audit-policy.yaml"
    mountPath: "/etc/kubernetes/audit-policy.yaml"
    readOnly: false
    pathType: File
  - name: "audit-volume"
    hostPath: "/var/log/kubernetes/audit"
    mountPath: "/etc/kubernetes/audit"
    readOnly: false
    pathType: DirectoryOrCreate
  timeoutForControlPlane: 4m0s
certificatesDir: /etc/kubernetes/pki
clusterName: kubernetes
controlPlaneEndpoint: ""
controllerManager: 
  extraArgs:
    feature-gates: "TTLAfterFinished=true"
    bind-address: 0.0.0.0
dns:
  type: CoreDNS
etcd:
  local:
    dataDir: /var/lib/etcd
imageRepository: k8s.gcr.io
networking:
  dnsDomain: cluster.local
  podSubnet: 10.244.0.0/16
  serviceSubnet: 10.225.100.0/24
scheduler:
  extraArgs:
    feature-gates: "TTLAfterFinished=true"
    bind-address: 0.0.0.0
---
apiVersion: kubelet.config.k8s.io/v1beta1
kind: KubeletConfiguration
FeatureGates:
  TTLAfterFinished: true