{"id":36218,"date":"2023-05-24T07:03:30","date_gmt":"2023-07-14T10:54:52","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/kubernetes%e7%9a%84tls%e8%af%81%e4%b9%a6\/"},"modified":"2024-04-30T05:44:41","modified_gmt":"2024-04-29T21:44:41","slug":"kubernetes%e7%9a%84tls%e8%af%81%e4%b9%a6","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/kubernetes%e7%9a%84tls%e8%af%81%e4%b9%a6\/","title":{"rendered":"Kubernetes\u7684TLS\u8bc1\u4e66"},"content":{"rendered":"<p>\u8fd9\u662fKubernetes2 Advent Calendar 2018\u7684\u7b2c12\u7bc7\u6587\u7ae0\u3002<\/p>\n<h1>\u9996\u5148<\/h1>\n<p>Kubernetes \u5728\u5404\u4e2a\u5730\u65b9\u4f7f\u7528 TLS \u8bc1\u4e66\uff0c\u4f8b\u5982\u5185\u90e8\u901a\u4fe1\u548c\u4e0e\u5ba2\u6237\u7aef\u7684\u901a\u4fe1\u3002<\/p>\n<p>\u8fd9\u7bc7\u6587\u7ae0\u603b\u7ed3\u4e86\u6211\u4eec\u5bf9\u8fd9\u4e2a\u5185\u90e8\u7684TLS\u8bc1\u4e66\u662f\u5982\u4f55\u4f7f\u7528\u7684\uff0c\u4ee5\u53ca\u5b83\u7684\u4f5c\u7528\u7684\u8c03\u67e5\u548c\u5b9e\u9a8c\u7ed3\u679c\u3002<\/p>\n<h1>TLS\u8bc1\u4e66\u7528\u4e8e\u4ec0\u4e48\u5730\u65b9\uff1f<\/h1>\n<p>\u4ee5\u4e0b\u7684\u6587\u6863\u4e2d\u603b\u7ed3\u4e86\u7528\u4e8eKubernetes\u7684\u8bc1\u4e66\u3002<\/p>\n<blockquote><p>\u7528\u4e8ekubelet\u5411API\u670d\u52a1\u5668\u8fdb\u884c\u8ba4\u8bc1\u7684\u5ba2\u6237\u7aef\u8bc1\u4e66<br \/>\n\u7528\u4e8eAPI\u670d\u52a1\u5668\u7aef\u70b9\u7684\u670d\u52a1\u5668\u8bc1\u4e66<br \/>\n\u7528\u4e8e\u96c6\u7fa4\u7ba1\u7406\u5458\u5411API\u670d\u52a1\u5668\u8fdb\u884c\u8ba4\u8bc1\u7684\u5ba2\u6237\u7aef\u8bc1\u4e66<br \/>\n\u7528\u4e8eAPI\u670d\u52a1\u5668\u4e0ekubelet\u8fdb\u884c\u901a\u4fe1\u7684\u5ba2\u6237\u7aef\u8bc1\u4e66<br \/>\n\u7528\u4e8eAPI\u670d\u52a1\u5668\u4e0eetcd\u8fdb\u884c\u901a\u4fe1\u7684\u5ba2\u6237\u7aef\u8bc1\u4e66<br \/>\n\u7528\u4e8e\u63a7\u5236\u5668\u7ba1\u7406\u5668\u5411API\u670d\u52a1\u5668\u8fdb\u884c\u901a\u4fe1\u7684\u5ba2\u6237\u7aef\u8bc1\u4e66\/ kubeconfig<br \/>\n\u7528\u4e8e\u8c03\u5ea6\u5668\u5411API\u670d\u52a1\u5668\u8fdb\u884c\u901a\u4fe1\u7684\u5ba2\u6237\u7aef\u8bc1\u4e66\/ kubeconfig<br \/>\n\u7528\u4e8e\u524d\u7aef\u4ee3\u7406\u7684\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u8bc1\u4e66<\/p><\/blockquote>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">kubelet\u304cAPI\u30b5\u30fc\u30d0\u3092\u8a8d\u8a3c\u3059\u308b\u305f\u3081\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u8a3c\u660e\u66f8<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">API\u30b5\u30fc\u30d0\u30fc\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u306e\u30b5\u30fc\u30d0\u30fc\u8a3c\u660e\u66f8<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30af\u30e9\u30b9\u30bf\u306e\u7ba1\u7406\u8005\u304cAPI\u30b5\u30fc\u30d0\u30fc\u3092\u8a8d\u8a3c\u3059\u308b\u305f\u3081\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u8a3c\u660e\u66f8<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">API\u30b5\u30fc\u30d0\u304ckubelets\u3068\u901a\u4fe1\u3059\u308b\u305f\u3081\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u8a3c\u660e\u66f8<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">etcd\u3068\u901a\u4fe1\u3059\u308bAPI\u30b5\u30fc\u30d0\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u8a3c\u660e\u66f8<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30de\u30cd\u30fc\u30b8\u30e3\u30fc\u304cAPI\u30b5\u30fc\u30d0\u30fc\u3068\u901a\u4fe1\u3059\u308b\u305f\u3081\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u8a3c\u660e\u66f8\u3068kubeconfig<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30b9\u30b1\u30b8\u30e5\u30fc\u30e9\u30fc\u304cAPI\u30b5\u30fc\u30d0\u30fc\u3068\u901a\u4fe1\u3059\u308b\u305f\u3081\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u8a3c\u660e\u66f8\u3068kubeconfig<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u30d5\u30ed\u30f3\u30c8\u30d7\u30ed\u30ad\u30b7\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u8a3c\u660e\u66f8\u3068\u30b5\u30fc\u30d0\u30fc\u8a3c\u660e\u66f8<\/ul>\n<p>\u5982\u679c\u4ee5\u56fe\u8868\u5448\u73b0\uff0c\u5c06\u5982\u4e0b\u6240\u793a\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d280437434c4406c3eb0e\/10-0.png\" alt=\"k8s-cert.png\" \/><\/div>\n<p>\u901a\u5e38\u60c5\u51b5\u4e0b\uff0c\u53ef\u4ee5\u770b\u51faAPI\u670d\u52a1\u5668\u4e3b\u8981\u4f7f\u7528\u670d\u52a1\u5668\u8bc1\u4e66\u548c\u5ba2\u6237\u7aef\u8bc1\u4e66\u3002<\/p>\n<h1>\u8bc1\u4e66\u4f55\u65f6\u88ab\u5236\u4f5c\u51fa\u6765\uff1f<\/h1>\n<p>\u8bc1\u660e\u8bc1\u636e\u4f3c\u4e4e\u662f\u5728\u521b\u5efa\u65b0\u96c6\u7fa4\u65f6\u6279\u91cf\u751f\u6210\u7684\u3002<\/p>\n<h1>\u5173\u4e8e\u8bc1\u4e66\u7684\u6709\u6548\u671f<\/h1>\n<p>CA\u7684\u6709\u6548\u671f\u9650\u9ed8\u8ba4\u4e3a10\u5e74\uff0c\u5176\u4ed6\u670d\u52a1\u5668\u8bc1\u4e66\u548c\u5ba2\u6237\u7aef\u8bc1\u4e66\u9ed8\u8ba4\u4e3a1\u5e74\u3002<\/p>\n<blockquote><p>kubelet\u4f7f\u7528\u8bc1\u4e66\u6765\u5bf9Kubernetes API\u8fdb\u884c\u8eab\u4efd\u9a8c\u8bc1\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u8fd9\u4e9b\u8bc1\u4e66\u7684\u6709\u6548\u671f\u662f\u4e00\u5e74\uff0c\u4ee5\u4fbf\u4e0d\u9700\u8981\u9891\u7e41\u7eed\u8ba2\u3002<\/p><\/blockquote>\n<h1>\u7576\u8b49\u66f8\u904e\u671f\u5f8c\u6703\u767c\u751f\u4ec0\u9ebc\u60c5\u6cc1\uff1f<\/h1>\n<p>Kubernetes\u7684\u8bc1\u4e66\u5728API Server\u5468\u56f4\u88ab\u4f7f\u7528\u3002<\/p>\n<p>\u56e0\u6b64\uff0c\u5982\u679c\u8bc1\u4e66\u8fc7\u671f\uff0c\u53ef\u80fd\u65e0\u6cd5\u4f7f\u7528API Server\u5bf9Kubernetes\u8fdb\u884c\u64cd\u4f5c\u3002<\/p>\n<h2>\u8fdb\u884c\u5b9e\u9a8c<\/h2>\n<p>\u6211\u4eec\u5c06\u8fdb\u884c\u4e00\u4e2a\u5b9e\u9a8c\uff0c\u4ee5\u4fbf\u7814\u7a76\u8bc1\u4e66\u8fc7\u671f\u65f6\u4f1a\u53d1\u751f\u4ec0\u4e48\u6837\u7684\u73b0\u8c61\u3002<br \/>\n\u8fd9\u6b21\u5b9e\u9a8c\u6211\u4eec\u5c06\u4f7f\u7528minikube\u3002<\/p>\n<h3>\u7f16\u8f91\u6709\u6548\u671f\u9650<\/h3>\n<p>\u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u7f16\u8f91minikube\u7684\u6e90\u4ee3\u7801\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span><span class=\"nb\">mkdir<\/span> <span class=\"nt\">-p<\/span> <span class=\"nv\">$GOPATH<\/span>\/src\/k8s.io\r\n<span class=\"nv\">$ <\/span><span class=\"nb\">cd<\/span> <span class=\"nv\">$GOPATH<\/span>\/src\/k8s.io\r\n<span class=\"nv\">$ <\/span>git clone https:\/\/github.com\/kubernetes\/minikube.git\r\n<span class=\"nv\">$ <\/span><span class=\"nb\">cd <\/span>minikube\r\n<\/code><\/pre>\n<p>\u6211\u5c06\u5728crypto.go\u6587\u4ef6\u7684\u7b2c93\u884c\u8fdb\u884c\u7f16\u8f91\u3002<br \/>\n\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u8bc1\u4e66\u7684\u6709\u6548\u671f\u4e3a1\u5e74\uff0c\u4f46\u6211\u5c06\u8fdb\u884c\u7f16\u8f91\u4ee5\u4f7f\u5176\u57285\u5206\u949f\u5185\u5931\u6548\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"gd\">-               NotAfter:  time.Now().Add(time.Hour * 24 * 365),\r\n<\/span><span class=\"gi\">+               NotAfter:  time.Now().Add(time.Minute * 5),\r\n<\/span><\/code><\/pre>\n<p>\u4fdd\u5b58\u7f16\u8f91\u5185\u5bb9\u5e76\u6267\u884c make\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span>make\r\n<\/code><\/pre>\n<p>\u5728\u5b8c\u6210\u540e\uff0c\u5c06\u5728output\/minikube\u76ee\u5f55\u4e0b\u521b\u5efa\u6267\u884c\u6587\u4ef6\u3002<\/p>\n<h3>\u521b\u5efa\u96c6\u7fa4<\/h3>\n<p>\u63a5\u4e0b\u6765\uff0c\u6267\u884c minikube start\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span>.\/out\/minikube start <span class=\"nt\">--kubernetes-version<\/span> v1.12.3\r\n<\/code><\/pre>\n<p>\u5f53minikube\u542f\u52a8\u540e\uff0c\u6211\u4eec\u5c06\u68c0\u67e5\u8282\u70b9\u7684\u72b6\u6001\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span>kubectl get node\r\nNAME       STATUS    AGE       VERSION\r\nminikube   Ready     1m        v1.12.3\r\n<\/code><\/pre>\n<p>\u5728\u8fd9\u4e00\u70b9\u4e0a\uff0c\u6211\u4eec\u53ef\u4ee5\u786e\u8ba4\u901a\u8fc7 kubectl \u53ef\u4ee5\u6b63\u5e38\u64cd\u4f5c Kubernetes\u3002<\/p>\n<h3>\u8bc1\u4e66\u5df2\u7ecf\u5931\u6548\uff0c\u9700\u8981\u786e\u8ba4\u3002<\/h3>\n<p>\u5728\u672c\u6b21\u7f16\u8f91\u4e2d\uff0c\u6211\u4eec\u5c06\u8bc1\u4e66\u7684\u6709\u6548\u671f\u8bbe\u7f6e\u4e3a5\u5206\u949f\u3002<br \/>\n\u8bf7\u7b49\u5f85\u5927\u7ea65\u5206\u949f\u540e\uff0c\u540c\u6837\u5730\u786e\u8ba4\u4e00\u4e0bNode\u7684\u72b6\u6001\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span>kubectl get nodes\r\nUnable to connect to the server: x509: certificate has expired or is not yet valid\r\n<\/code><\/pre>\n<p>\u53d1\u751f\u4e86\u8bc1\u4e66\u5df2\u8fc7\u671f\u7684\u9519\u8bef\uff0c\u65e0\u6cd5\u8bbf\u95eeAPI\u670d\u52a1\u5668\u3002<\/p>\n<p>\u6211\u5011\u53ef\u4ee5\u4f7f\u7528 openssl \u4f86\u6aa2\u67e5\u9019\u88e1\u9644\u52a0\u7684 API Server \u8b49\u66f8\u7684\u72c0\u614b\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span>openssl s_client <span class=\"nt\">-connect<\/span> <span class=\"sb\">`<\/span>minikube ip<span class=\"sb\">`<\/span>:8443 &lt; \/dev\/null 2&gt; \/dev\/null | openssl x509 <span class=\"nt\">-noout<\/span> <span class=\"nt\">-startdate<\/span> <span class=\"nt\">-enddate<\/span>\r\n<span class=\"nv\">notBefore<\/span><span class=\"o\">=<\/span>Dec 10 08:04:58 2018 GMT\r\n<span class=\"nv\">notAfter<\/span><span class=\"o\">=<\/span>Dec 11 08:09:58 2018 GMT\r\n<\/code><\/pre>\n<p>\u5728API\u670d\u52a1\u5668\u4e0a\uff0c\u53ef\u4ee5\u53d1\u73b0\u8bc1\u4e66\u7684\u5931\u6548\u65f6\u95f4\u8bbe\u7f6e\u4e3a5\u5206\u949f\uff0c\u6b63\u5982\u6240\u914d\u7f6e\u7684\u90a3\u6837\u3002<\/p>\n<h1>\u66f4\u65b0\u8bc1\u660e\u4e66<\/h1>\n<p>\u6211\u5c06\u5c1d\u8bd5\u66f4\u65b0\u8fc7\u671f\u7684\u8bc1\u4e66\u3002<\/p>\n<p>\u6709\u51e0\u79cd\u65b9\u6cd5\u53ef\u4ee5\u66f4\u65b0Kubernetes\u8bc1\u4e66\uff0c\u4f46\u8fd9\u6b21\u6211\u4eec\u5c06\u4f7f\u7528kubeadm\u7684cert renew\u547d\u4ee4\u3002<\/p>\n<h2>\u8fdb\u884c\u5b9e\u9a8c\u3002<\/h2>\n<h3>\u767b\u5f55\u5230\u96c6\u7fa4\u4e2d\u3002<\/h3>\n<p>\u9996\u5148\uff0c\u4f7f\u7528SSH\u767b\u5f55\u5230\u96c6\u7fa4\u4e3b\u673a\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span>minikube ssh\r\n<\/code><\/pre>\n<h3>\u8bc1\u4e66\u7684\u66f4\u65b0 de<\/h3>\n<p>\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\u6765\u66f4\u65b0API\u670d\u52a1\u5668\u7684\u8bc1\u4e66\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span><span class=\"nb\">sudo <\/span>kubeadm alpha phase certs renew apiserver <span class=\"nt\">--cert-dir<\/span> \/var\/lib\/minikube\/certs\r\n<\/code><\/pre>\n<h3>API \u670d\u52a1\u5668\u7684\u91cd\u65b0\u542f\u52a8<\/h3>\n<p>\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\u4ee5\u91cd\u65b0\u542f\u52a8API\u670d\u52a1\u5668\uff0c\u65b0\u7684API\u670d\u52a1\u5668\u5bb9\u5668\u5c06\u81ea\u52a8\u542f\u52a8\u8d77\u6765\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span>docker stop <span class=\"si\">$(<\/span>docker ps <span class=\"nt\">-q<\/span> <span class=\"nt\">-f<\/span> <span class=\"s1\">'name=api'<\/span><span class=\"si\">)<\/span>\r\n<\/code><\/pre>\n<h3>\u5ba2\u6237\u7684\u8bc1\u4e66\u66f4\u65b0<\/h3>\n<p>\u6839\u636e\u8fd9\u7bc7\u6587\u7ae0\u7684\u53c2\u8003\uff0c\u6211\u4eec\u4f1a\u66f4\u65b0\u5ba2\u6237\u7aef\u8bc1\u4e66\u3002<\/p>\n<p>\u5728\u4e3b\u673aPC\u7684shell\u4e2d\uff0c\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span><span class=\"nb\">cd<\/span> ~\/.minikube\r\n<\/code><\/pre>\n<p>\u521b\u5efa\u4e00\u4e2a\u540d\u4e3aca-config.json\u7684\u6587\u4ef6\u5e76\u4fdd\u5b58\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"p\">{<\/span>\r\n  <span class=\"nl\">\"signing\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"nl\">\"default\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n      <span class=\"nl\">\"expiry\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"8760h\"<\/span>\r\n    <span class=\"p\">},<\/span>\r\n    <span class=\"nl\">\"profiles\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n      <span class=\"nl\">\"kubernetes\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"nl\">\"usages\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span>\r\n          <span class=\"s2\">\"signing\"<\/span><span class=\"p\">,<\/span>\r\n          <span class=\"s2\">\"key encipherment\"<\/span><span class=\"p\">,<\/span>\r\n          <span class=\"s2\">\"server auth\"<\/span><span class=\"p\">,<\/span>\r\n          <span class=\"s2\">\"client auth\"<\/span>\r\n        <span class=\"p\">],<\/span>\r\n        <span class=\"nl\">\"expiry\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"8760h\"<\/span>\r\n      <span class=\"p\">}<\/span>\r\n    <span class=\"p\">}<\/span>\r\n  <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u8bf7\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a client-csr.json \u7684\u6587\u4ef6\u5e76\u4fdd\u5b58\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"p\">{<\/span>\r\n  <span class=\"nl\">\"CN\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"minikubeCA\"<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"nl\">\"key\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"nl\">\"algo\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"rsa\"<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nl\">\"size\"<\/span><span class=\"p\">:<\/span> <span class=\"mi\">2048<\/span>\r\n  <span class=\"p\">},<\/span>\r\n  <span class=\"nl\">\"names\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span>\r\n    <span class=\"p\">{<\/span>\r\n      <span class=\"nl\">\"O\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"system:masters\"<\/span>\r\n    <span class=\"p\">}<\/span>\r\n  <span class=\"p\">]<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u4f7f\u7528cfssl\u521b\u5efa\u65b0\u8bc1\u4e66\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span>cfssl gencert <span class=\"nt\">-ca<\/span><span class=\"o\">=<\/span>ca.crt <span class=\"nt\">-ca-key<\/span><span class=\"o\">=<\/span>ca.key <span class=\"nt\">-config<\/span><span class=\"o\">=<\/span>ca-config.json <span class=\"nt\">-profile<\/span><span class=\"o\">=<\/span>kubernetes client-csr.json | cfssljson <span class=\"nt\">-bare<\/span> client\r\n<\/code><\/pre>\n<p>\u6211\u4f1a\u7ed9\u521b\u5efa\u7684\u6587\u4ef6\u91cd\u65b0\u547d\u540d\uff08\u6216\u8005\u4fee\u6539 ~\/.kube\/config \u4e2d\u7684\u5185\u5bb9\uff09\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span><span class=\"nb\">mv <\/span>client.pem client.crt\r\n<span class=\"nv\">$ <\/span><span class=\"nb\">mv <\/span>client-key.pem client.key\r\n<\/code><\/pre>\n<h3>\u786e\u8ba4\u884c\u52a8<\/h3>\n<p>\u8fd0\u884c kubectl \u547d\u4ee4\uff0c\u9a8c\u8bc1\u662f\u5426\u53ef\u4ee5\u83b7\u53d6\u8282\u70b9\u4fe1\u606f\u3002<br \/>\n\u5982\u679c\u8fd4\u56de\u4ee5\u4e0b\u7c7b\u4f3c\u7684\u54cd\u5e94\uff0c\u5219\u8bc1\u660e\u8bc1\u4e66\u66ff\u6362\u6210\u529f\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span>kubectl get node\r\nNAME       STATUS    AGE       VERSION\r\nminikube   Ready     30m       v1.12.3\r\n<\/code><\/pre>\n<h1>\u603b\u7ed3<\/h1>\n<p>\u6211\u5bf9Kubernetes\u7684TLS\u8bc1\u4e66\u8fdb\u884c\u4e86\u8c03\u67e5\u3002\u53ef\u4ee5\u603b\u7ed3\u5982\u4e0b\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u8a3c\u660e\u66f8\u306f\u4e3b\u306bAPI Server\u5468\u308a\u306e\u8a8d\u8a3c\u306b\u4f7f\u308f\u308c\u3066\u3044\u308b<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u8a3c\u660e\u66f8\u306f\u30af\u30e9\u30b9\u30bf\u3092\u4f5c\u6210\u3059\u308b\u3068\u304d\u306b\u4e00\u62ec\u3067\u4f5c\u3089\u308c\u308b<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u8a3c\u660e\u66f8\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u6709\u52b9\u671f\u9650\u306f\u3001CA\u306710\u5e74\u3001\u305d\u308c\u4ee5\u5916\u306e\u8a3c\u660e\u66f8\u306f1\u5e74<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u8a3c\u660e\u66f8\u306e\u6709\u52b9\u671f\u9650\u304c\u5207\u308c\u308b\u3068\u3001API Server\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u306a\u304f\u306a\u308a\u3001\u307b\u3068\u3093\u3069\u306eKubernetes\u306e\u64cd\u4f5c\u3084\u30a2\u30af\u30bb\u30b9\u304c\u3067\u304d\u306a\u304f\u306a\u308b<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u8a3c\u660e\u66f8\u306f\u66f4\u65b0\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd<\/ul>\n<h1>\u6700\u540e<\/h1>\n<p>\u7531\u4e8eKubernetes\u7684\u53d1\u5e03\u5468\u671f\u975e\u5e38\u5feb\uff0c\u5982\u679c\u5b9a\u671f\u66f4\u65b0\u6216\u521b\u5efa\u7fa4\u96c6\uff0c\u5c31\u53ef\u4ee5\u907f\u514d\u8bc1\u4e66\u8fc7\u671f\u7684\u95ee\u9898\u3002<\/p>\n<p>\u867d\u7136\u8fd9\u6b21\u5c1a\u672a\u9a8c\u8bc1\uff0c\u4f46\u4f7f\u7528\u7c7b\u4f3ccert-manager\u7684\u5de5\u5177\u53ef\u4ee5\u5b9e\u73b0Kubernetes\u8bc1\u4e66\u7684\u81ea\u52a8\u66f4\u65b0\u3002<\/p>\n<h1>\u8bf7\u4f60\u5bf9\u6b64\u8fdb\u884c\u53c2\u8003\u3002<\/h1>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Kubernetes \u306e TLS \u8a3c\u660e\u66f8\u306b\u3064\u3044\u3066\u8abf\u3079\u3066\u307f\u305f<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">https:\/\/kubernetes.io\/docs\/setup\/certificates<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">https:\/\/kubernetes.io\/docs\/concepts\/cluster-administration\/certificates<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">https:\/\/github.com\/kelseyhightower\/kubernetes-the-hard-way\/blob\/master\/docs\/04-certificate-authority.md<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u8fd9\u662fKubernetes2 Advent Calendar 2018\u7684\u7b2c12\u7bc7\u6587\u7ae0\u3002 \u9996\u5148 Kubernete [&hellip;]<\/p>\n","protected":false},"author":12,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-36218","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO 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