##----------kubelet 配置部分-------------- - name: 下载 kubelet和kube-proxy 二进制 copy: src={{ base_dir }}/bin/{{ item }} dest={{ bin_dir }}/{{ item }} mode=0755 with_items: - kubelet - kube-proxy # kubelet 启动时向 kube-apiserver 发送 TLS bootstrapping 请求,需要绑定该角色 # 只需单节点执行一次,重复执行的报错可以忽略 - name: kubelet-bootstrap-setting shell: "{{ bin_dir }}/kubectl create clusterrolebinding kubelet-bootstrap \ --clusterrole=system:node-bootstrapper --user=kubelet-bootstrap" when: NODE_ID is defined and NODE_ID == "node1" ignore_errors: true #创建bootstrap.kubeconfig配置文件 - name: 设置集群参数 shell: "{{ bin_dir }}/kubectl config set-cluster kubernetes \ --certificate-authority={{ ca_dir }}/ca.pem \ --embed-certs=true \ --server={{ KUBE_APISERVER }} \ --kubeconfig=bootstrap.kubeconfig" - name: 设置客户端认证参数 shell: "{{ bin_dir }}/kubectl config set-credentials kubelet-bootstrap \ --token={{ BOOTSTRAP_TOKEN }} \ --kubeconfig=bootstrap.kubeconfig" - name: 设置上下文参数 shell: "{{ bin_dir }}/kubectl config set-context default \ --cluster=kubernetes \ --user=kubelet-bootstrap \ --kubeconfig=bootstrap.kubeconfig" - name: 选择默认上下文 shell: "{{ bin_dir }}/kubectl config use-context default --kubeconfig=bootstrap.kubeconfig" - name: 安装bootstrap.kubeconfig配置文件 shell: "mv $HOME/bootstrap.kubeconfig /etc/kubernetes/bootstrap.kubeconfig" - name: 创建kubelet的工作目录 file: name=/var/lib/kubelet state=directory - name: 创建kubelet的systemd unit文件 template: src=kubelet.service.j2 dest=/etc/systemd/system/kubelet.service - name: daemon-reload shell: systemctl daemon-reload - name: enable-kubelet shell: systemctl enable kubelet - name: start-kubelet shell: systemctl restart kubelet - name: approve-kubelet-csr shell: "{{ bin_dir }}/kubectl get csr|grep 'Pending' | awk 'NR>0{print $1}'| xargs {{ bin_dir }}/kubectl certificate approve" when: NODE_ID is defined and NODE_ID == "node1" ignore_errors: true ##-------kube-proxy部分---------------- - name: 准备kube-proxy 证书签名请求 template: src=kube-proxy-csr.json.j2 dest={{ ca_dir }}/kube-proxy-csr.json - name: 创建 kube-proxy证书与私钥 shell: "cd {{ ca_dir }} && {{ bin_dir }}/cfssl gencert \ -ca={{ ca_dir }}/ca.pem \ -ca-key={{ ca_dir }}/ca-key.pem \ -config={{ ca_dir }}/ca-config.json \ -profile=kubernetes kube-proxy-csr.json | {{ bin_dir }}/cfssljson -bare kube-proxy" #创建kube-proxy.kubeconfig配置文件 - name: 设置集群参数 shell: "{{ bin_dir }}/kubectl config set-cluster kubernetes \ --certificate-authority={{ ca_dir }}/ca.pem \ --embed-certs=true \ --server={{ KUBE_APISERVER }} \ --kubeconfig=kube-proxy.kubeconfig" - name: 设置客户端认证参数 shell: "{{ bin_dir }}/kubectl config set-credentials kube-proxy \ --client-certificate={{ ca_dir }}/kube-proxy.pem \ --client-key={{ ca_dir }}/kube-proxy-key.pem \ --embed-certs=true \ --kubeconfig=kube-proxy.kubeconfig" - name: 设置上下文参数 shell: "{{ bin_dir }}/kubectl config set-context default \ --cluster=kubernetes \ --user=kube-proxy \ --kubeconfig=kube-proxy.kubeconfig" - name: 选择默认上下文 shell: "{{ bin_dir }}/kubectl config use-context default --kubeconfig=kube-proxy.kubeconfig" - name: 安装kube-proxy.kubeconfig配置文件 shell: "mv $HOME/kube-proxy.kubeconfig /etc/kubernetes/kube-proxy.kubeconfig" - name: 创建kube-proxy的工作目录 file: name=/var/lib/kube-proxy state=directory - name: 创建kube-proxy的systemd unit文件 template: src=kube-proxy.service.j2 dest=/etc/systemd/system/kube-proxy.service - name: daemon-reload shell: systemctl daemon-reload - name: enable-kube-proxy shell: systemctl enable kube-proxy - name: start-kube-proxy shell: systemctl restart kube-proxy ##-------calico-kube-controllers部分---------------- # - name: 创建calico-kube-controllers目录 tags: calico-controller file: name=/root/local/kube-system/calico state=directory - name: 准备RBAC 配置文件 tags: calico-controller copy: src=rbac.yaml dest=/root/local/kube-system/calico/rbac.yaml - name: 准备calico-kube-controllers.yaml 文件 tags: calico-controller template: src=calico-kube-controllers.yaml.j2 dest=/root/local/kube-system/calico/calico-kube-controllers.yaml # 只需单节点执行一次,重复执行的报错可以忽略 - name: 运行calico-kube-controllers tags: calico-controller shell: "{{ bin_dir }}/kubectl create -f /root/local/kube-system/calico/rbac.yaml && \ {{ bin_dir }}/kubectl create -f /root/local/kube-system/calico/calico-kube-controllers.yaml" when: NODE_ID is defined and NODE_ID == "node1" ignore_errors: true