{"id":1899,"date":"2020-07-06T18:47:16","date_gmt":"2020-07-06T10:47:16","guid":{"rendered":"http:\/\/39.97.231.10\/?p=1899"},"modified":"2020-07-06T18:47:16","modified_gmt":"2020-07-06T10:47:16","slug":"kubernetes-pki-%e8%af%81%e4%b9%a6%e5%92%8c%e8%a6%81%e6%b1%82","status":"publish","type":"post","link":"http:\/\/www.weijing.co\/?p=1899","title":{"rendered":"Kubernetes PKI \u8bc1\u4e66\u548c\u8981\u6c42"},"content":{"rendered":"<h1>PKI \u8bc1\u4e66\u548c\u8981\u6c42<\/h1>\n<p>Kubernetes \u9700\u8981 PKI \u8bc1\u4e66\u624d\u80fd\u8fdb\u884c\u57fa\u4e8e TLS \u7684\u8eab\u4efd\u9a8c\u8bc1\u3002\u5982\u679c\u60a8\u662f\u4f7f\u7528\u00a0<a href=\\\"https:\/\/kubernetes.io\/docs\/reference\/setup-tools\/kubeadm\/kubeadm\/\\\">kubeadm<\/a>\u00a0\u5b89\u88c5\u7684 Kubernetes\uff0c\u5219\u4f1a\u81ea\u52a8\u751f\u6210\u96c6\u7fa4\u6240\u9700\u7684\u8bc1\u4e66\u3002\u60a8\u8fd8\u53ef\u4ee5\u751f\u6210\u81ea\u5df1\u7684\u8bc1\u4e66\u3002\u4f8b\u5982\uff0c\u4e0d\u5c06\u79c1\u94a5\u5b58\u50a8\u5728 API \u670d\u52a1\u5668\u4e0a\uff0c\u53ef\u4ee5\u8ba9\u79c1\u94a5\u66f4\u52a0\u5b89\u5168\u3002\u6b64\u9875\u9762\u8bf4\u660e\u4e86\u96c6\u7fa4\u5fc5\u9700\u7684\u8bc1\u4e66\u3002<\/p>\n<h2 id=\\\"\u96c6\u7fa4\u662f\u5982\u4f55\u4f7f\u7528\u8bc1\u4e66\u7684\\\">\u96c6\u7fa4\u662f\u5982\u4f55\u4f7f\u7528\u8bc1\u4e66\u7684<\/h2>\n<p>Kubernetes \u9700\u8981 PKI \u624d\u80fd\u6267\u884c\u4ee5\u4e0b\u64cd\u4f5c\uff1a<\/p>\n<ul>\n<li>Kubelet \u7684\u5ba2\u6237\u7aef\u8bc1\u4e66\uff0c\u7528\u4e8e API \u670d\u52a1\u5668\u8eab\u4efd\u9a8c\u8bc1<\/li>\n<li>API \u670d\u52a1\u5668\u7aef\u70b9\u7684\u8bc1\u4e66<\/li>\n<li>\u96c6\u7fa4\u7ba1\u7406\u5458\u7684\u5ba2\u6237\u7aef\u8bc1\u4e66\uff0c\u7528\u4e8e API \u670d\u52a1\u5668\u8eab\u4efd\u8ba4\u8bc1<\/li>\n<li>API \u670d\u52a1\u5668\u7684\u5ba2\u6237\u7aef\u8bc1\u4e66\uff0c\u7528\u4e8e\u548c Kubelet \u7684\u4f1a\u8bdd<\/li>\n<li>API \u670d\u52a1\u5668\u7684\u5ba2\u6237\u7aef\u8bc1\u4e66\uff0c\u7528\u4e8e\u548c etcd \u7684\u4f1a\u8bdd<\/li>\n<li>\u63a7\u5236\u5668\u7ba1\u7406\u5668\u7684\u5ba2\u6237\u7aef\u8bc1\u4e66\/kubeconfig\uff0c\u7528\u4e8e\u548c API server \u7684\u4f1a\u8bdd<\/li>\n<li>\u8c03\u5ea6\u5668\u7684\u5ba2\u6237\u7aef\u8bc1\u4e66\/kubeconfig\uff0c\u7528\u4e8e\u548c API server \u7684\u4f1a\u8bdd<\/li>\n<li>\u524d\u7aef\u4ee3\u7406\u00a0\u7684\u5ba2\u6237\u7aef\u53ca\u670d\u52a1\u7aef\u8bc1\u4e66<\/li>\n<\/ul>\n<blockquote>\n<div>\u8bf4\u660e\uff1a\u00a0\u53ea\u6709\u5f53\u60a8\u8fd0\u884c kube-proxy \u5e76\u8981\u652f\u6301[\u6269\u5c55 API \u670d\u52a1\u5668](\/docs\/tasks\/access-kubernetes-api\/setup-extension-api-server\/)\u65f6\uff0c\u624d\u9700\u8981 `front-proxy` \u8bc1\u4e66<\/div>\n<\/blockquote>\n<p>etcd \u8fd8\u5b9e\u73b0\u4e86\u53cc\u5411 TLS \u6765\u5bf9\u5ba2\u6237\u7aef\u548c\u5bf9\u5176\u4ed6\u5bf9\u7b49\u8282\u70b9\u8fdb\u884c\u8eab\u4efd\u9a8c\u8bc1\u3002<\/p>\n<h2 id=\\\"\u8bc1\u4e66\u5b58\u653e\u7684\u4f4d\u7f6e\\\">\u8bc1\u4e66\u5b58\u653e\u7684\u4f4d\u7f6e<\/h2>\n<p>\u5982\u679c\u4f60\u662f\u901a\u8fc7 kubeadm \u5b89\u88c5\u7684 Kubernetes\uff0c\u6240\u6709\u8bc1\u4e66\u90fd\u5b58\u653e\u5728\u00a0\/etc\/kubernetes\/pki\u00a0\u76ee\u5f55\u4e0b\u3002\u672c\u6587\u6240\u6709\u76f8\u5173\u7684\u8def\u5f84\u90fd\u662f\u57fa\u4e8e\u8be5\u8def\u5f84\u7684\u76f8\u5bf9\u8def\u5f84\u3002<\/p>\n<h2 id=\\\"\u624b\u52a8\u914d\u7f6e\u8bc1\u4e66\\\">\u624b\u52a8\u914d\u7f6e\u8bc1\u4e66<\/h2>\n<p>\u5982\u679c\u4f60\u4e0d\u60f3\u901a\u8fc7 kubeadm \u751f\u6210\u8fd9\u4e9b\u5fc5\u9700\u7684\u8bc1\u4e66\uff0c\u4f60\u53ef\u4ee5\u901a\u8fc7\u4e0b\u9762\u4e24\u79cd\u65b9\u5f0f\u4e4b\u4e00\u6765\u624b\u52a8\u521b\u5efa\u4ed6\u4eec\u3002<\/p>\n<h3 id=\\\"\u5355\u6839-ca\\\">\u5355\u6839 CA<\/h3>\n<p>\u4f60\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u5355\u6839 CA\uff0c\u7531\u7ba1\u7406\u5458\u63a7\u5236\u5668\u5b83\u3002\u8be5\u6839 CA \u53ef\u4ee5\u521b\u5efa\u591a\u4e2a\u4e2d\u95f4 CA\uff0c\u5e76\u5c06\u6240\u6709\u8fdb\u4e00\u6b65\u7684\u521b\u5efa\u59d4\u6258\u7ed9 Kubernetes\u3002<br \/>\n\u9700\u8981\u8fd9\u4e9b CA\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u8def\u5f84<\/th>\n<th>\u9ed8\u8ba4 CN<\/th>\n<th>\u63cf\u8ff0<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>ca.crt,key<\/td>\n<td>kubernetes-ca<\/td>\n<td>Kubernetes \u901a\u7528 CA<\/td>\n<\/tr>\n<tr>\n<td>etcd\/ca.crt,key<\/td>\n<td>etcd-ca<\/td>\n<td>\u4e0e etcd \u76f8\u5173\u7684\u6240\u6709\u529f\u80fd<\/td>\n<\/tr>\n<tr>\n<td>front-proxy-ca.crt,key<\/td>\n<td>kubernetes-front-proxy-ca<\/td>\n<td>\u7528\u4e8e\u00a0<a href=\\\"https:\/\/kubernetes.io\/docs\/tasks\/access-kubernetes-api\/configure-aggregation-layer\/\\\">\u524d\u7aef\u4ee3\u7406<\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u4e0a\u9762\u7684 CA \u4e4b\u5916\uff0c\u8fd8\u9700\u8981\u83b7\u53d6\u7528\u4e8e\u670d\u52a1\u8d26\u6237\u7ba1\u7406\u7684\u5bc6\u94a5\u5bf9\uff0c\u4e5f\u5c31\u662f\u00a0sa.key\u00a0\u548c\u00a0sa.pub\u3002<\/p>\n<h3 id=\\\"\u6240\u6709\u7684\u8bc1\u4e66\\\">\u6240\u6709\u7684\u8bc1\u4e66<\/h3>\n<p>\u5982\u679c\u4f60\u4e0d\u60f3\u5c06 CA \u7684\u79c1\u94a5\u62f7\u8d1d\u81f3\u4f60\u7684\u96c6\u7fa4\u4e2d\uff0c\u4f60\u4e5f\u53ef\u4ee5\u81ea\u5df1\u751f\u6210\u5168\u90e8\u7684\u8bc1\u4e66\u3002<br \/>\n\u9700\u8981\u8fd9\u4e9b\u8bc1\u4e66\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u9ed8\u8ba4 CN<\/th>\n<th>\u7236\u7ea7 CA<\/th>\n<th>O (\u4f4d\u4e8e Subject \u4e2d)<\/th>\n<th>\u7c7b\u578b<\/th>\n<th>\u4e3b\u673a (SAN)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>kube-etcd<\/td>\n<td>etcd-ca<\/td>\n<td><\/td>\n<td>server, client<\/td>\n<td>localhost,\u00a0127.0.0.1<\/td>\n<\/tr>\n<tr>\n<td>kube-etcd-peer<\/td>\n<td>etcd-ca<\/td>\n<td><\/td>\n<td>server, client<\/td>\n<td>&lt;hostname&gt;,\u00a0&lt;Host_IP&gt;,\u00a0localhost,\u00a0127.0.0.1<\/td>\n<\/tr>\n<tr>\n<td>kube-etcd-healthcheck-client<\/td>\n<td>etcd-ca<\/td>\n<td><\/td>\n<td>client<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>kube-apiserver-etcd-client<\/td>\n<td>etcd-ca<\/td>\n<td>system:masters<\/td>\n<td>client<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>kube-apiserver<\/td>\n<td>kubernetes-ca<\/td>\n<td><\/td>\n<td>server<\/td>\n<td>&lt;hostname&gt;,\u00a0&lt;Host_IP&gt;,\u00a0&lt;advertise_IP&gt;,\u00a0[1]<\/td>\n<\/tr>\n<tr>\n<td>kube-apiserver-kubelet-client<\/td>\n<td>kubernetes-ca<\/td>\n<td>system:masters<\/td>\n<td>client<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>front-proxy-client<\/td>\n<td>kubernetes-front-proxy-ca<\/td>\n<td><\/td>\n<td>client<\/td>\n<td><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>[1]: \u7528\u6765\u8fde\u63a5\u5230\u96c6\u7fa4\u7684\u4e0d\u540c IP \u6216 DNS \u540d\uff08\u5c31\u50cf\u00a0<a href=\\\"https:\/\/kubernetes.io\/docs\/reference\/setup-tools\/kubeadm\/kubeadm\/\\\">kubeadm<\/a>\u00a0\u4e3a\u8d1f\u8f7d\u5747\u8861\u6240\u4f7f\u7528\u7684\u56fa\u5b9a IP \u6216 DNS \u540d\uff0ckubernetes\u3001kubernetes.default\u3001kubernetes.default.svc\u3001kubernetes.default.svc.cluster\u3001kubernetes.default.svc.cluster.local\uff09<br \/>\n\u5176\u4e2d\uff0ckind\u00a0\u5bf9\u5e94\u4e00\u79cd\u6216\u591a\u79cd\u7c7b\u578b\u7684\u00a0<a href=\\\"https:\/\/godoc.org\/k8s.io\/api\/certificates\/v1beta1#KeyUsage\\\">x509 \u5bc6\u94a5\u7528\u9014<\/a>\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>kind<\/th>\n<th>\u5bc6\u94a5\u7528\u9014<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>server<\/td>\n<td>\u6570\u5b57\u7b7e\u540d\u3001\u5bc6\u94a5\u52a0\u5bc6\u3001\u670d\u52a1\u7aef\u8ba4\u8bc1<\/td>\n<\/tr>\n<tr>\n<td>client<\/td>\n<td>\u6570\u5b57\u7b7e\u540d\u3001\u5bc6\u94a5\u52a0\u5bc6\u3001\u5ba2\u6237\u7aef\u8ba4\u8bc1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<blockquote>\n<div>\u8bf4\u660e\uff1a\u00a0\u4e0a\u9762\u5217\u51fa\u7684 Hosts\/SAN \u662f\u63a8\u8350\u7684\u914d\u7f6e\u65b9\u5f0f\uff1b\u5982\u679c\u9700\u8981\u7279\u6b8a\u5b89\u88c5\uff0c\u5219\u53ef\u4ee5\u5728\u6240\u6709\u670d\u52a1\u5668\u8bc1\u4e66\u4e0a\u6dfb\u52a0\u5176\u4ed6 SAN\u3002<\/div>\n<\/blockquote>\n<blockquote>\n<div>\u8bf4\u660e\uff1a\u00a0\u5bf9\u4e8e kubeadm \u7528\u6237\uff1a * \u4e0d\u4f7f\u7528\u79c1\u94a5\uff0c\u5c06\u8bc1\u4e66\u590d\u5236\u5230\u96c6\u7fa4 CA \u7684\u65b9\u6848\uff0c\u5728 kubeadm \u6587\u6863\u4e2d\u5c06\u8fd9\u79cd\u65b9\u6848\u79f0\u4e3a\u5916\u90e8 CA\u3002 * \u5982\u679c\u5c06\u4ee5\u4e0a\u5217\u8868\u4e0e kubeadm \u751f\u6210\u7684 PKI \u8fdb\u884c\u6bd4\u8f83\uff0c\u4f60\u4f1a\u6ce8\u610f\u5230\uff0c\u5982\u679c\u4f7f\u7528\u5916\u90e8 etcd\uff0c\u5219\u4e0d\u4f1a\u751f\u6210 `kube-etcd`\u3001`kube-etcd-peer` \u548c `kube-etcd-healthcheck-client` \u8bc1\u4e66\u3002<\/div>\n<\/blockquote>\n<h3 id=\\\"\u8bc1\u4e66\u8def\u5f84\\\">\u8bc1\u4e66\u8def\u5f84<\/h3>\n<p>\u8bc1\u4e66\u5e94\u653e\u7f6e\u5728\u5efa\u8bae\u7684\u8def\u5f84\u4e2d\uff08\u4ee5\u4fbf\u00a0<a href=\\\"https:\/\/kubernetes.io\/docs\/reference\/setup-tools\/kubeadm\/kubeadm\/\\\">kubeadm<\/a>\u4f7f\u7528\uff09\u3002\u65e0\u8bba\u4f7f\u7528\u4ec0\u4e48\u4f4d\u7f6e\uff0c\u90fd\u5e94\u4f7f\u7528\u7ed9\u5b9a\u7684\u53c2\u6570\u6307\u5b9a\u8def\u5f84\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u9ed8\u8ba4 CN<\/th>\n<th>\u5efa\u8bae\u7684\u5bc6\u94a5\u8def\u5f84<\/th>\n<th>\u5efa\u8bae\u7684\u8bc1\u4e66\u8def\u5f84<\/th>\n<th>\u547d\u4ee4<\/th>\n<th>\u5bc6\u94a5\u53c2\u6570<\/th>\n<th>\u8bc1\u4e66\u53c2\u6570<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>etcd-ca<\/td>\n<td>etcd\/ca.key<\/td>\n<td>etcd\/ca.crt<\/td>\n<td>kube-apiserver<\/td>\n<td><\/td>\n<td>&#8211;etcd-cafile<\/td>\n<\/tr>\n<tr>\n<td>kube-apiserver-etcd-client<\/td>\n<td>apiserver-etcd-client.key<\/td>\n<td>apiserver-etcd-client.crt<\/td>\n<td>kube-apiserver<\/td>\n<td>&#8211;etcd-keyfile<\/td>\n<td>&#8211;etcd-certfile<\/td>\n<\/tr>\n<tr>\n<td>kubernetes-ca<\/td>\n<td>ca.key<\/td>\n<td>ca.crt<\/td>\n<td>kube-apiserver<\/td>\n<td><\/td>\n<td>&#8211;client-ca-file<\/td>\n<\/tr>\n<tr>\n<td>kubernetes-ca<\/td>\n<td>ca.key<\/td>\n<td>ca.crt<\/td>\n<td>kube-controller-manager<\/td>\n<td>&#8211;cluster-signing-key-file<\/td>\n<td>&#8211;client-ca-file, &#8211;root-ca-file, &#8211;cluster-signing-cert-file<\/td>\n<\/tr>\n<tr>\n<td>kube-apiserver<\/td>\n<td>apiserver.key<\/td>\n<td>apiserver.crt<\/td>\n<td>kube-apiserver<\/td>\n<td>&#8211;tls-private-key-file<\/td>\n<td>&#8211;tls-cert-file<\/td>\n<\/tr>\n<tr>\n<td>kube-apiserver-kubelet-client<\/td>\n<td>apiserver-kubelet-client.key<\/td>\n<td>apiserver-kubelet-client.crt<\/td>\n<td>kube-apiserver<\/td>\n<td>&#8211;kubelet-client-key<\/td>\n<td>&#8211;kubelet-client-certificate<\/td>\n<\/tr>\n<tr>\n<td>front-proxy-ca<\/td>\n<td>front-proxy-ca.key<\/td>\n<td>front-proxy-ca.crt<\/td>\n<td>kube-apiserver<\/td>\n<td><\/td>\n<td>&#8211;requestheader-client-ca-file<\/td>\n<\/tr>\n<tr>\n<td>front-proxy-ca<\/td>\n<td>front-proxy-ca.key<\/td>\n<td>front-proxy-ca.crt<\/td>\n<td>kube-controller-manager<\/td>\n<td><\/td>\n<td>&#8211;requestheader-client-ca-file<\/td>\n<\/tr>\n<tr>\n<td>front-proxy-client<\/td>\n<td>front-proxy-client.key<\/td>\n<td>front-proxy-client.crt<\/td>\n<td>kube-apiserver<\/td>\n<td>&#8211;proxy-client-key-file<\/td>\n<td>&#8211;proxy-client-cert-file<\/td>\n<\/tr>\n<tr>\n<td>etcd-ca<\/td>\n<td>etcd\/ca.key<\/td>\n<td>etcd\/ca.crt<\/td>\n<td>etcd<\/td>\n<td><\/td>\n<td>&#8211;trusted-ca-file, &#8211;peer-trusted-ca-file<\/td>\n<\/tr>\n<tr>\n<td>kube-etcd<\/td>\n<td>etcd\/server.key<\/td>\n<td>etcd\/server.crt<\/td>\n<td>etcd<\/td>\n<td>&#8211;key-file<\/td>\n<td>&#8211;cert-file<\/td>\n<\/tr>\n<tr>\n<td>kube-etcd-peer<\/td>\n<td>etcd\/peer.key<\/td>\n<td>etcd\/peer.crt<\/td>\n<td>etcd<\/td>\n<td>&#8211;peer-key-file<\/td>\n<td>&#8211;peer-cert-file<\/td>\n<\/tr>\n<tr>\n<td>etcd-ca<\/td>\n<td><\/td>\n<td>etcd\/ca.crt<\/td>\n<td>etcdctl<\/td>\n<td><\/td>\n<td>&#8211;cacert<\/td>\n<\/tr>\n<tr>\n<td>kube-etcd-healthcheck-client<\/td>\n<td>etcd\/healthcheck-client.key<\/td>\n<td>etcd\/healthcheck-client.crt<\/td>\n<td>etcdctl<\/td>\n<td>&#8211;key<\/td>\n<td>&#8211;cert<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u6ce8\u610f\u4e8b\u9879\u540c\u6837\u9002\u7528\u4e8e\u670d\u52a1\u5e10\u6237\u5bc6\u94a5\u5bf9\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u79c1\u94a5\u8def\u5f84<\/th>\n<th>\u516c\u94a5\u8def\u5f84<\/th>\n<th>\u547d\u4ee4<\/th>\n<th>\u53c2\u6570<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>sa.key<\/td>\n<td><\/td>\n<td>kube-controller-manager<\/td>\n<td>service-account-private<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>sa.pub<\/td>\n<td>kube-apiserver<\/td>\n<td>service-account-key<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 id=\\\"\u4e3a\u7528\u6237\u5e10\u6237\u914d\u7f6e\u8bc1\u4e66\\\">\u4e3a\u7528\u6237\u5e10\u6237\u914d\u7f6e\u8bc1\u4e66<\/h2>\n<p>\u60a8\u5fc5\u987b\u624b\u52a8\u914d\u7f6e\u4ee5\u4e0b\u7ba1\u7406\u5458\u5e10\u6237\u548c\u670d\u52a1\u5e10\u6237\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u6587\u4ef6\u540d<\/th>\n<th>\u51ed\u636e\u540d\u79f0<\/th>\n<th>\u9ed8\u8ba4 CN<\/th>\n<th>O (\u4f4d\u4e8e Subject \u4e2d)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>admin.conf<\/td>\n<td>default-admin<\/td>\n<td>kubernetes-admin<\/td>\n<td>system:masters<\/td>\n<\/tr>\n<tr>\n<td>kubelet.conf<\/td>\n<td>default-auth<\/td>\n<td>system:node:&lt;nodeName&gt;\u00a0(see note)<\/td>\n<td>system:nodes<\/td>\n<\/tr>\n<tr>\n<td>controller-manager.conf<\/td>\n<td>default-controller-manager<\/td>\n<td>system:kube-controller-manager<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>scheduler.conf<\/td>\n<td>default-scheduler<\/td>\n<td>system:kube-scheduler<\/td>\n<td><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<blockquote>\n<div>\u8bf4\u660e\uff1a\u00a0`kubelet.conf` \u4e2d &#8220; \u7684\u503c **\u5fc5\u987b** \u4e0e kubelet \u5411 apiserver \u6ce8\u518c\u65f6\u63d0\u4f9b\u7684\u8282\u70b9\u540d\u79f0\u7684\u503c\u5b8c\u5168\u5339\u914d\u3002\u6709\u5173\u66f4\u591a\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u9605\u8bfb[\u8282\u70b9\u6388\u6743](\/docs\/reference\/access-authn-authz\/node\/)\u3002<\/div>\n<\/blockquote>\n<ol>\n<li>\u5bf9\u4e8e\u6bcf\u4e2a\u914d\u7f6e\uff0c\u8bf7\u90fd\u4f7f\u7528\u7ed9\u5b9a\u7684 CN \u548c O \u751f\u6210 x509 \u8bc1\u4e66\/\u5bc6\u94a5\u5076\u5bf9\u3002<\/li>\n<li>\u4e3a\u6bcf\u4e2a\u914d\u7f6e\u8fd0\u884c\u4e0b\u9762\u7684\u00a0kubectl\u00a0\u547d\u4ee4\uff1a<\/li>\n<\/ol>\n<div>\n<pre>KUBECONFIG=&lt;filename&gt; kubectl config set-cluster default-cluster --server=https:\/\/&lt;host ip&gt;:6443 --certificate-authority &lt;path-to-kubernetes-ca&gt; --embed-certs\nKUBECONFIG=&lt;filename&gt; kubectl config set-credentials &lt;credential-name&gt; --client-key &lt;path-to-key&gt;.pem --client-certificate &lt;path-to-cert&gt;.pem --embed-certs\nKUBECONFIG=&lt;filename&gt; kubectl config set-context default-system --cluster default-cluster --user &lt;credential-name&gt;\nKUBECONFIG=&lt;filename&gt; kubectl config use-context default-system\n<\/pre>\n<\/div>\n<p>\u8fd9\u4e9b\u6587\u4ef6\u7528\u9014\u5982\u4e0b\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u6587\u4ef6\u540d<\/th>\n<th>\u547d\u4ee4<\/th>\n<th>\u8bf4\u660e<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>admin.conf<\/td>\n<td>kubectl<\/td>\n<td>\u914d\u7f6e\u96c6\u7fa4\u7684\u7ba1\u7406\u5458<\/td>\n<\/tr>\n<tr>\n<td>kubelet.conf<\/td>\n<td>kubelet<\/td>\n<td>\u96c6\u7fa4\u4e2d\u7684\u6bcf\u4e2a\u8282\u70b9\u90fd\u9700\u8981\u4e00\u4efd<\/td>\n<\/tr>\n<tr>\n<td>controller-manager.conf<\/td>\n<td>kube-controller-manager<\/td>\n<td>\u5fc5\u9700\u6dfb\u52a0\u5230\u00a0manifests\/kube-controller-manager.yaml\u00a0\u6e05\u5355\u4e2d<\/td>\n<\/tr>\n<tr>\n<td>scheduler.conf<\/td>\n<td>kube-scheduler<\/td>\n<td>\u5fc5\u9700\u6dfb\u52a0\u5230\u00a0manifests\/kube-scheduler.yaml\u00a0\u6e05\u5355\u4e2d<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p>PKI \u8bc1\u4e66\u548c\u8981\u6c42 Kubernetes \u9700\u8981 PKI \u8bc1\u4e66\u624d\u80fd\u8fdb\u884c\u57fa\u4e8e TLS \u7684\u8eab\u4efd\u9a8c\u8bc1\u3002\u5982\u679c\u60a8\u662f\u4f7f\u7528\u00a0k &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"http:\/\/www.weijing.co\/?p=1899\"> <span class=\"screen-reader-text\">Kubernetes PKI \u8bc1\u4e66\u548c\u8981\u6c42<\/span> \u67e5\u770b\u5168\u6587 &raquo;<\/a><\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":""},"categories":[104,123],"tags":[],"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false,"mailpoet_newsletter_max":false,"woocommerce_thumbnail":false,"woocommerce_single":false,"woocommerce_gallery_thumbnail":false,"shop_catalog":false,"shop_single":false,"shop_thumbnail":false},"uagb_author_info":{"display_name":"weijing","author_link":"http:\/\/www.weijing.co\/?author=4"},"uagb_comment_info":0,"uagb_excerpt":"PKI \u8bc1\u4e66\u548c\u8981\u6c42 Kubernetes \u9700\u8981 PKI \u8bc1\u4e66\u624d\u80fd\u8fdb\u884c\u57fa\u4e8e TLS \u7684\u8eab\u4efd\u9a8c\u8bc1\u3002\u5982\u679c\u60a8\u662f\u4f7f\u7528\u00a0k&hellip;","_links":{"self":[{"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/posts\/1899"}],"collection":[{"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"http:\/\/www.weijing.co\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1899"}],"version-history":[{"count":0,"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/posts\/1899\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.weijing.co\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1899"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.weijing.co\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1899"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.weijing.co\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1899"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}