{"id":70,"date":"2020-10-22T10:13:48","date_gmt":"2020-10-22T02:13:48","guid":{"rendered":"https:\/\/www.db2go.net\/?p=70"},"modified":"2020-10-22T10:16:48","modified_gmt":"2020-10-22T02:16:48","slug":"kubeadm-%e5%91%bd%e4%bb%a4%e8%af%b4%e6%98%8e","status":"publish","type":"post","link":"https:\/\/www.db2go.net\/?p=70","title":{"rendered":"kubeadm \u547d\u4ee4\u8bf4\u660e"},"content":{"rendered":"<p>\u5728k8s1.14\u4e4b\u540e,kubeadm\u5b89\u88c5\u5df2\u7ecf\u5feb\u8981\u6210\u4e3a\u4e8b\u5b9e\u7684\u6807\u51c6,\u5728\u4e4b\u524d\u53c2\u52a0\u7684CKA\u8003\u8bd5\u4e2d,\u53d1\u73b0\u90e8\u7f72\u7684\u73af\u5883\u4ee5\u53ca\u662f\u4f7f\u7528kubeadm\u90e8\u7f72\u7684\u4e86\uff0c\u6240\u4ee5\u5bf9kubeadm\u7684\u4f7f\u7528\u4e5f\u5fc5\u9700\u8981\u6709\u6240\u4e86\u89e3\u4e86\uff01<br \/>\n<!--more--><\/p>\n<h1>1. \u6982\u8ff0<\/h1>\n<p>\u5728\u5b89\u88c5\u5b8cmaster\u8282\u70b9\u540e\uff0c\u6700\u540e\u4f1a\u51fa\u73b0\u63d0\u793a\u7684\u4fe1\u606f\uff0c\u544a\u77e5\u8282\u70b9\u600e\u4e48\u6dfb\u52a0\uff0c\u5982\u4e0b<\/p>\n<pre><code class=\"language-sh line-numbers\"> kubeadm join 172.26.243.110:6443 --token 5e01an.651vofaq7w7b7h3a \\\n --discovery-token-ca-cert-hash sha256:4ab1554087ab674b0ec716a4eafc28211fb8e4d5338ffa33f896e2984e929054\n<\/code><\/pre>\n<h2>1.1. <code>kubeadm join<\/code> \u540e\u9762\u4e00\u822c\u8ddf\u67093\u4e2a\u503c<\/h2>\n<ul>\n<li>172.26.243.110:6443 \u8fd9\u4e2a\u662fapiserver\u7684\u5730\u5740\uff0c\u9700\u8981\u6309\u7167\u5b9e\u9645\u7684\u60c5\u51b5\u6765\u586b<\/li>\n<li>token: \u4e00\u822c\u4e3a24\u5c0f\u65f6\u6709\u6548\u7684\u4ee4\u724c\u53ef\u4ee5\u4f7f\u7528\u6dfb\u52a0\u8282\u70b9\u7684\u4fe1\u606f(\u4e5f\u53ef\u4ee5\u521b\u5efa\u6c38\u4e0d\u8fc7\u671f\u7684token)<\/li>\n<li>discovery-token-ca-cert-hash : ca\u8bc1\u4e66sha256\u7f16\u7801<\/li>\n<\/ul>\n<h2>1.2. <code>--token<\/code><\/h2>\n<p>token\u7684\u67e5\u770b<\/p>\n<pre><code class=\"language-sh line-numbers\">kubeadm token list\n<\/code><\/pre>\n<p>token\u7684\u521b\u5efa<\/p>\n<pre><code class=\"language-sh line-numbers\">kubeadm token create\n<\/code><\/pre>\n<p>\u6c38\u4e45token\u7684\u521b\u5efa<\/p>\n<pre><code class=\"language-sh line-numbers\"># kubeadm token create --ttl 0\nb9y0pe.t854qjr9kqk8vt6r\n\n# kubeadm token list | grep forever\nb9y0pe.t854qjr9kqk8vt6r   &lt;forever&gt;   &lt;never&gt;   authentication,signing   &lt;none&gt;  system:bootstrappers:kubeadm:default-node-token\n<\/code><\/pre>\n<h2>1.3. <code>--discovery-token-ca-cert-hash<\/code><\/h2>\n<p>ca\u8bc1\u4e66sha256\u7f16\u7801\u7684\u83b7\u53d6\u65b9\u5f0f:<\/p>\n<pre><code class=\"language-sh line-numbers\">openssl x509 -pubkey -in \/etc\/kubernetes\/pki\/ca.crt | openssl rsa -pubin -outform der 2&gt;\/dev\/null | openssl dgst -sha256 -hex | sed 's\/^.* \/\/'\n<\/code><\/pre>\n<h1>2. \u5728\u5fd8\u8bb0token\u7684\u60c5\u51b5\u4e0b,node\u8282\u70b9\u52a0\u5165k8s\u96c6\u7fa4\u7684\u6b65\u9aa4<\/h1>\n<ul>\n<li>1.\u83b7\u53d6apiserver\u7684\u4fe1\u606f  ${apiserver:port}<\/li>\n<li>2.\u521b\u5efa\u6216\u8005\u83b7\u53d6\u4e00\u4e2atoken ${token}<\/li>\n<li>3.\u83b7\u53d6ca\u8bc1\u4e66\u7684sha256\u7f16\u7801 ${token-ca-cert-hash}<\/li>\n<li>4.\u7ec4\u88c5\u547d\u4ee4\n<pre><code class=\"language-sh line-numbers\">kubeadm join <span class=\"katex math inline\">{apiserver:port} --token<\/span>{token} --discovery-token-ca-cert-hash ${token-ca-cert-hash}\n<\/code><\/pre>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u5728k8s1.14\u4e4b\u540e,kubeadm\u5b89\u88c5\u5df2\u7ecf\u5feb\u8981\u6210\u4e3a\u4e8b\u5b9e\u7684\u6807\u51c6,\u5728\u4e4b\u524d\u53c2\u52a0\u7684CKA\u8003\u8bd5\u4e2d,\u53d1\u73b0\u90e8\u7f72\u7684\u73af\u5883\u4ee5\u53ca\u662f&hellip;<\/p>\n <a href=\"https:\/\/www.db2go.net\/?p=70\" title=\"kubeadm \u547d\u4ee4\u8bf4\u660e\" class=\"entry-more-link\"><span>Read More<\/span> <span class=\"screen-reader-text\">kubeadm \u547d\u4ee4\u8bf4\u660e<\/span><\/a>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"Layout":"","footnotes":""},"categories":[3],"tags":[],"class_list":["entry","author-suredandan","has-more-link","post-70","post","type-post","status-publish","format-standard","category-k8s"],"views":1460,"_links":{"self":[{"href":"https:\/\/www.db2go.net\/index.php?rest_route=\/wp\/v2\/posts\/70","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.db2go.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.db2go.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.db2go.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.db2go.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=70"}],"version-history":[{"count":1,"href":"https:\/\/www.db2go.net\/index.php?rest_route=\/wp\/v2\/posts\/70\/revisions"}],"predecessor-version":[{"id":71,"href":"https:\/\/www.db2go.net\/index.php?rest_route=\/wp\/v2\/posts\/70\/revisions\/71"}],"wp:attachment":[{"href":"https:\/\/www.db2go.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=70"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.db2go.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=70"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.db2go.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=70"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}