- block: - name: 准备kubelet 证书签名请求 template: src=kubelet-csr.json.j2 dest={{ cluster_dir }}/ssl/{{ K8S_NODENAME }}-kubelet-csr.json - name: 创建 kubelet 证书与私钥 shell: "cd {{ cluster_dir }}/ssl && {{ base_dir }}/bin/cfssl gencert \ -ca=ca.pem \ -ca-key=ca-key.pem \ -config=ca-config.json \ -profile=kubernetes {{ K8S_NODENAME }}-kubelet-csr.json | {{ base_dir }}/bin/cfssljson -bare {{ K8S_NODENAME }}-kubelet" - name: 设置集群参数 shell: "{{ base_dir }}/bin/kubectl config set-cluster kubernetes \ --certificate-authority={{ cluster_dir }}/ssl/ca.pem \ --embed-certs=true \ --server={{ KUBE_APISERVER }} \ --kubeconfig={{ cluster_dir }}/{{ K8S_NODENAME }}-kubelet.kubeconfig" - name: 设置客户端认证参数 shell: "{{ base_dir }}/bin/kubectl config set-credentials system:node:{{ K8S_NODENAME }} \ --client-certificate={{ cluster_dir }}/ssl/{{ K8S_NODENAME }}-kubelet.pem \ --embed-certs=true \ --client-key={{ cluster_dir }}/ssl/{{ K8S_NODENAME }}-kubelet-key.pem \ --kubeconfig={{ cluster_dir }}/{{ K8S_NODENAME }}-kubelet.kubeconfig" - name: 设置上下文参数 shell: "{{ base_dir }}/bin/kubectl config set-context default \ --cluster=kubernetes \ --user=system:node:{{ K8S_NODENAME }} \ --kubeconfig={{ cluster_dir }}/{{ K8S_NODENAME }}-kubelet.kubeconfig" - name: 选择默认上下文 shell: "{{ base_dir }}/bin/kubectl config use-context default \ --kubeconfig={{ cluster_dir }}/{{ K8S_NODENAME }}-kubelet.kubeconfig" connection: local - name: 分发ca 证书 copy: src={{ cluster_dir }}/ssl/ca.pem dest={{ ca_dir }}/ca.pem - name: 分发kubelet 证书 copy: src={{ cluster_dir }}/ssl/{{ K8S_NODENAME }}-{{ item }} dest={{ ca_dir }}/{{ item }} with_items: - kubelet.pem - kubelet-key.pem - name: 分发kubeconfig copy: src={{ cluster_dir }}/{{ K8S_NODENAME }}-kubelet.kubeconfig dest=/etc/kubernetes/kubelet.kubeconfig