{"id":1887,"date":"2023-03-30T23:03:41","date_gmt":"2023-03-30T15:03:41","guid":{"rendered":"https:\/\/www.appblog.cn\/?p=1887"},"modified":"2023-04-22T09:00:04","modified_gmt":"2023-04-22T01:00:04","slug":"install-kubernetes-high-availability","status":"publish","type":"post","link":"https:\/\/www.appblog.cn\/index.php\/2023\/03\/30\/install-kubernetes-high-availability\/","title":{"rendered":"\u5b89\u88c5Kubernetes\u9ad8\u53ef\u7528"},"content":{"rendered":"<p>\u4e09\u4e2a master \u7ec4\u6210\u4e3b\u8282\u70b9\u96c6\u7fa4\uff0c\u901a\u8fc7\u5185\u7f51 loader balancer \u5b9e\u73b0\u8d1f\u8f7d\u5747\u8861\uff1b\u81f3\u5c11\u9700\u8981\u4e09\u4e2a master \u8282\u70b9\u624d\u53ef\u7ec4\u6210\u9ad8\u53ef\u7528\u96c6\u7fa4\uff0c\u5426\u5219\u4f1a\u51fa\u73b0<strong>\u8111\u88c2<\/strong>\u73b0\u8c61<\/p>\n<p>\u591a\u4e2a worker \u7ec4\u6210\u5de5\u4f5c\u8282\u70b9\u96c6\u7fa4\uff0c\u901a\u8fc7\u5916\u7f51 loader balancer \u5b9e\u73b0\u8d1f\u8f7d\u5747\u8861<\/p>\n<p>\u5b89\u88c5\u540e\u7684\u62d3\u6251\u56fe\u5982\u4e0b\uff1a<\/p>\n<p><!-- more --><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.kuboard.cn\/images\/topology\/kubernetes.png\" alt=\"Kubernetes\u9ad8\u53ef\u7528\" \/><\/p>\n<h2>\u521d\u59cb\u5316API Server<\/h2>\n<h3>\u521b\u5efa ApiServer \u7684 Load Balancer\uff08\u79c1\u7f51\uff09<\/h3>\n<ul>\n<li>\u76d1\u542c\u7aef\u53e3\uff1a6443 \/ TCP<\/li>\n<li>\u540e\u7aef\u8d44\u6e90\u7ec4\uff1a\u5305\u542b demo-master-a-1, demo-master-a-2, demo-master-a-3<\/li>\n<li>\u540e\u7aef\u7aef\u53e3\uff1a6443<\/li>\n<li>\u5f00\u542f\uff1a\u6309\u6e90\u5730\u5740\u4fdd\u6301\u4f1a\u8bdd<\/li>\n<\/ul>\n<p>\u5047\u8bbe\u5b8c\u6210\u521b\u5efa\u4ee5\u540e\uff0cLoad Balancer\u7684 ip \u5730\u5740\u4e3a x.x.x.x<\/p>\n<blockquote>\n<p>\u6839\u636e\u6bcf\u4e2a\u4eba\u5b9e\u9645\u7684\u60c5\u51b5\u4e0d\u540c\uff0c\u5b9e\u73b0 LoadBalancer \u7684\u65b9\u5f0f\u4e0d\u4e00\u6837\uff0c\u672c\u6587\u4e0d\u8be6\u7ec6\u9610\u8ff0\u5982\u4f55\u642d\u5efa LoadBalancer\uff0c\u8bf7\u8bfb\u8005\u81ea\u884c\u89e3\u51b3\uff0c\u53ef\u4ee5\u8003\u8651\u7684\u9009\u62e9\u6709\uff1a<\/p>\n<ul>\n<li>Nginx<\/li>\n<li>HAProxy<\/li>\n<li>Keepalived<\/li>\n<li>\u4e91\u4f9b\u5e94\u5546\u63d0\u4f9b\u7684\u8d1f\u8f7d\u5747\u8861\u4ea7\u54c1<\/li>\n<\/ul>\n<\/blockquote>\n<h3>\u521d\u59cb\u5316\u7b2c\u4e00\u4e2amaster\u8282\u70b9<\/h3>\n<p>\u5728\u7b2c\u4e00\u4e2a master \u8282\u70b9 <code>demo-master-a-1<\/code> \u4e0a\u6267\u884c<\/p>\n<pre><code class=\"language-bash\"># \u53ea\u5728\u7b2c\u4e00\u4e2a master \u8282\u70b9\u6267\u884c\n# \u66ff\u6362 apiserver.demo \u4e3a \u60a8\u60f3\u8981\u7684 dnsName\nexport APISERVER_NAME=apiserver.demo\n# Kubernetes \u5bb9\u5668\u7ec4\u6240\u5728\u7684\u7f51\u6bb5\uff0c\u8be5\u7f51\u6bb5\u5b89\u88c5\u5b8c\u6210\u540e\uff0c\u7531 kubernetes \u521b\u5efa\uff0c\u4e8b\u5148\u5e76\u4e0d\u5b58\u5728\u4e8e\u60a8\u7684\u7269\u7406\u7f51\u7edc\u4e2d\nexport POD_SUBNET=10.100.0.1\/16\necho &quot;127.0.0.1    ${APISERVER_NAME}&quot; &gt;&gt; \/etc\/hosts\ncurl -sSL https:\/\/kuboard.cn\/install-script\/v1.19.x\/install_kubelet.sh\nsh -s 1.19.2<\/code><\/pre>\n<p>\u6267\u884c\u7ed3\u679c\u4e2d\uff1a<\/p>\n<ul>\n<li>\u7b2c15\u300116\u300117\u884c\uff0c\u7528\u4e8e\u521d\u59cb\u5316\u7b2c\u4e8c\u3001\u4e09\u4e2a master \u8282\u70b9<\/li>\n<li>\u7b2c25\u300126\u884c\uff0c\u7528\u4e8e\u521d\u59cb\u5316 worker \u8282\u70b9<\/li>\n<\/ul>\n<pre><code class=\"language-bash\">Your Kubernetes control-plane has initialized successfully!\n\nTo start using your cluster, you need to run the following as a regular user:\n\n  mkdir -p $HOME\/.kube\n  sudo cp -i \/etc\/kubernetes\/admin.conf $HOME\/.kube\/config\n  sudo chown $(id -u):$(id -g) $HOME\/.kube\/config\n\nYou should now deploy a pod network to the cluster.\nRun &quot;kubectl apply -f [podnetwork].yaml&quot; with one of the options listed at:\n  https:\/\/kubernetes.io\/docs\/concepts\/cluster-administration\/addons\/\n\nYou can now join any number of the control-plane node running the following command on each as root:\n\n  kubeadm join apiserver.k8s:6443 --token 4z3r2v.2p43g28ons3b475v \\\n    --discovery-token-ca-cert-hash sha256:959569cbaaf0cf3fad744f8bd8b798ea9e11eb1e568c15825355879cf4cdc5d6 \\\n    --control-plane --certificate-key 41a741533a038a936759aff43b5680f0e8c41375614a873ea49fde8944614dd6\n\nPlease note that the certificate-key gives access to cluster sensitive data, keep it secret!\nAs a safeguard, uploaded-certs will be deleted in two hours; If necessary, you can use \n&quot;kubeadm init phase upload-certs --upload-certs&quot; to reload certs afterward.\n\nThen you can join any number of worker nodes by running the following on each as root:\n\nkubeadm join apiserver.k8s:6443 --token 4z3r2v.2p43g28ons3b475v \\\n    --discovery-token-ca-cert-hash sha256:959569cbaaf0cf3fad744f8bd8b798ea9e11eb1e568c15825355879cf4cdc5d6 <\/code><\/pre>\n<h3>\u68c0\u67e5 master \u521d\u59cb\u5316\u7ed3\u679c<\/h3>\n<pre><code class=\"language-bash\"># \u53ea\u5728\u7b2c\u4e00\u4e2a master \u8282\u70b9\u6267\u884c\n\n# \u6267\u884c\u5982\u4e0b\u547d\u4ee4\uff0c\u7b49\u5f85 3-10 \u5206\u949f\uff0c\u76f4\u5230\u6240\u6709\u7684\u5bb9\u5668\u7ec4\u5904\u4e8e Running \u72b6\u6001\nwatch kubectl get pod -n kube-system -o wide\n\n# \u67e5\u770b master \u8282\u70b9\u521d\u59cb\u5316\u7ed3\u679c\nkubectl get nodes<\/code><\/pre>\n<h3>\u521d\u59cb\u5316\u7b2c\u4e8c\u3001\u4e09\u4e2amaster\u8282\u70b9<\/h3>\n<h4>\u83b7\u5f97 master \u8282\u70b9\u7684 join \u547d\u4ee4<\/h4>\n<blockquote>\n<p>\u53ef\u4ee5\u548c\u7b2c\u4e00\u4e2aMaster\u8282\u70b9\u4e00\u8d77\u521d\u59cb\u5316\u7b2c\u4e8c\u3001\u4e09\u4e2aMaster\u8282\u70b9\uff0c\u4e5f\u53ef\u4ee5\u4ece\u5355Master\u8282\u70b9\u8c03\u6574\u8fc7\u6765\uff0c\u53ea\u9700\u8981<\/p>\n<ul>\n<li>\u589e\u52a0Master\u7684 LoadBalancer<\/li>\n<li>\u5c06\u6240\u6709\u8282\u70b9\u7684 \/etc\/hosts \u6587\u4ef6\u4e2d apiserver.demo \u89e3\u6790\u4e3a LoadBalancer \u7684\u5730\u5740<\/li>\n<li>\u6dfb\u52a0\u7b2c\u4e8c\u3001\u4e09\u4e2aMaster\u8282\u70b9<\/li>\n<li>\u521d\u59cb\u5316 master \u8282\u70b9\u7684 token \u6709\u6548\u65f6\u95f4\u4e3a 2 \u5c0f\u65f6<\/li>\n<\/ul>\n<\/blockquote>\n<p>\uff081\uff09\u548c\u7b2c\u4e00\u4e2aMaster\u8282\u70b9\u4e00\u8d77\u521d\u59cb\u5316<\/p>\n<p>\u521d\u59cb\u5316\u7b2c\u4e00\u4e2a master \u8282\u70b9\u65f6\u7684\u8f93\u51fa\u5185\u5bb9\u4e2d\uff0c\u7b2c15\u300116\u300117\u884c\u5c31\u662f\u7528\u6765\u521d\u59cb\u5316\u7b2c\u4e8c\u3001\u4e09\u4e2a master \u8282\u70b9\u7684\u547d\u4ee4\uff0c\u5982\u4e0b\u6240\u793a\uff1a<strong>\u6b64\u65f6\u8bf7\u4e0d\u8981\u6267\u884c\u8be5\u547d\u4ee4<\/strong><\/p>\n<pre><code class=\"language-bash\">kubeadm join apiserver.k8s:6443 --token 4z3r2v.2p43g28ons3b475v \\\n  --discovery-token-ca-cert-hash sha256:959569cbaaf0cf3fad744f8bd8b798ea9e11eb1e568c15825355879cf4cdc5d6 \\\n  --control-plane --certificate-key 41a741533a038a936759aff43b5680f0e8c41375614a873ea49fde8944614dd6<\/code><\/pre>\n<p>\uff082\uff09\u7b2c\u4e00\u4e2aMaster\u8282\u70b9\u521d\u59cb\u53162\u4e2a\u5c0f\u65f6\u540e\u518d\u521d\u59cb\u5316<\/p>\n<p><strong>\u83b7\u5f97 certificate key<\/strong><\/p>\n<p>\u5728<code>demo-master-a-1<\/code>\u4e0a\u6267\u884c<\/p>\n<pre><code class=\"language-bash\"># \u53ea\u5728 \u7b2c\u4e00\u4e2a master \u8282\u70b9`demo-master-a-1`\u4e0a\u6267\u884c\nkubeadm init phase upload-certs --upload-certs<\/code><\/pre>\n<p>\u8f93\u51fa\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-bash\">[root@demo-master-a-1 ~]# kubeadm init phase upload-certs --upload-certs\nW0902 09:05:28.355623    1046 version.go:98] could not fetch a Kubernetes version from the internet: unable to get URL &quot;https:\/\/dl.k8s.io\/release\/stable-1.txt&quot;: Get https:\/\/dl.k8s.io\/release\/stable-1.txt: net\/http: request canceled while waiting for connection (Client.Timeout exceeded while awaiting headers)\nW0902 09:05:28.355718    1046 version.go:99] falling back to the local client version: v1.16.2\n[upload-certs] Storing the certificates in Secret &quot;kubeadm-certs&quot; in the &quot;kube-system&quot; Namespace\n[upload-certs] Using certificate key:\n70eb87e62f052d2d5de759969d5b42f372d0ad798f98df38f7fe73efdf63a13c<\/code><\/pre>\n<p><strong>\u83b7\u5f97 join \u547d\u4ee4<\/strong><\/p>\n<p>\u5728<code>demo-master-a-1<\/code>\u4e0a\u6267\u884c<\/p>\n<pre><code class=\"language-bash\"># \u53ea\u5728 \u7b2c\u4e00\u4e2a master \u8282\u70b9 demo-master-a-1 \u4e0a\u6267\u884c\nkubeadm token create --print-join-command<\/code><\/pre>\n<p>\u8f93\u51fa\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-bash\">[root@demo-master-a-1 ~]# kubeadm token create --print-join-command\nkubeadm join apiserver.demo:6443 --token bl80xo.hfewon9l5jlpmjft     --discovery-token-ca-cert-hash sha256:b4d2bed371fe4603b83e7504051dcfcdebcbdcacd8be27884223c4ccc13059a4 <\/code><\/pre>\n<p>\u5219\uff0c\u7b2c\u4e8c\u3001\u4e09\u4e2a master \u8282\u70b9\u7684 join \u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n<p>\u547d\u4ee4\u884c\u4e2d\uff0c<code>--discovery-token-ca-cert-hash<\/code>\u90e8\u5206\u6765\u81ea\u4e8e\u524d\u9762\u83b7\u5f97\u7684 join \u547d\u4ee4\uff0c<code>--certificate-key<\/code>\u90e8\u5206\u6765\u81ea\u4e8e\u524d\u9762\u83b7\u5f97\u7684 certificate key<\/p>\n<pre><code class=\"language-bash\">kubeadm join apiserver.demo:6443 --token ejwx62.vqwog6il5p83uk7y \\\n  --discovery-token-ca-cert-hash sha256:6f7a8e40a810323672de5eee6f4d19aa2dbdb38411845a1bf5dd63485c43d303 \\\n  --control-plane --certificate-key 70eb87e62f052d2d5de759969d5b42f372d0ad798f98df38f7fe73efdf63a13c<\/code><\/pre>\n<h4>\u521d\u59cb\u5316\u7b2c\u4e8c\u3001\u4e09\u4e2a master \u8282\u70b9<\/h4>\n<p>\u5728<code>demo-master-b-1<\/code>\u548c<code>demo-master-b-2<\/code>\u673a\u5668\u4e0a\u6267\u884c<\/p>\n<pre><code class=\"language-bash\"># \u53ea\u5728\u7b2c\u4e8c\u3001\u4e09\u4e2a master \u8282\u70b9 demo-master-b-1 \u548c demo-master-b-2 \u6267\u884c\n# \u66ff\u6362 x.x.x.x \u4e3a ApiServer LoadBalancer \u7684 IP \u5730\u5740\nexport APISERVER_IP=x.x.x.x\n# \u66ff\u6362 apiserver.demo \u4e3a \u524d\u9762\u5df2\u7ecf\u4f7f\u7528\u7684 dnsName\nexport APISERVER_NAME=apiserver.demo\necho &quot;${APISERVER_IP}    ${APISERVER_NAME}&quot; &gt;&gt; \/etc\/hosts\n# \u4f7f\u7528\u524d\u9762\u6b65\u9aa4\u4e2d\u83b7\u5f97\u7684\u7b2c\u4e8c\u3001\u4e09\u4e2a master \u8282\u70b9\u7684 join \u547d\u4ee4\nkubeadm join apiserver.demo:6443 --token ejwx62.vqwog6il5p83uk7y \\\n  --discovery-token-ca-cert-hash sha256:6f7a8e40a810323672de5eee6f4d19aa2dbdb38411845a1bf5dd63485c43d303 \\\n  --control-plane --certificate-key 70eb87e62f052d2d5de759969d5b42f372d0ad798f98df38f7fe73efdf63a13c<\/code><\/pre>\n<h4>\u5e38\u89c1\u95ee\u9898<\/h4>\n<p>\u5982\u679c\u4e00\u76f4\u505c\u7559\u5728<code>pre-flight<\/code>\u72b6\u6001\uff0c\u8bf7\u5728\u7b2c\u4e8c\u3001\u4e09\u4e2a\u8282\u70b9\u4e0a\u6267\u884c\u547d\u4ee4\u68c0\u67e5\uff1a<\/p>\n<pre><code class=\"language-bash\">curl -ik https:\/\/apiserver.demo:6443\/version<\/code><\/pre>\n<p>\u8f93\u51fa\u7ed3\u679c\u5e94\u8be5\u5982\u4e0b\u6240\u793a<\/p>\n<pre><code class=\"language-json\">HTTP\/1.1 200 OK\nCache-Control: no-cache, private\nContent-Type: application\/json\nDate: Wed, 30 Oct 2019 08:13:39 GMT\nContent-Length: 263\n\n{\n  &quot;major&quot;: &quot;1&quot;,\n  &quot;minor&quot;: &quot;16&quot;,\n  &quot;gitVersion&quot;: &quot;v1.16.2&quot;,\n  &quot;gitCommit&quot;: &quot;2bd9643cee5b3b3a5ecbd3af49d09018f0773c77&quot;,\n  &quot;gitTreeState&quot;: &quot;clean&quot;,\n  &quot;buildDate&quot;: &quot;2019-09-18T14:27:17Z&quot;,\n  &quot;goVersion&quot;: &quot;go1.12.9&quot;,\n  &quot;compiler&quot;: &quot;gc&quot;,\n  &quot;platform&quot;: &quot;linux\/amd64&quot;\n}<\/code><\/pre>\n<p>\u5426\u5219\uff0c\u68c0\u67e5\u4e00\u4e0b Loadbalancer \u662f\u5426\u8bbe\u7f6e\u6b63\u786e<\/p>\n<h4>\u68c0\u67e5 master \u521d\u59cb\u5316\u7ed3\u679c<\/h4>\n<pre><code class=\"language-bash\"># \u53ea\u5728\u7b2c\u4e00\u4e2a master \u8282\u70b9 demo-master-a-1 \u6267\u884c\n# \u67e5\u770b master \u8282\u70b9\u521d\u59cb\u5316\u7ed3\u679c\nkubectl get nodes<\/code><\/pre>\n<h2>\u521d\u59cb\u5316 worker\u8282\u70b9<\/h2>\n<h3>\u83b7\u5f97 join\u547d\u4ee4\u53c2\u6570<\/h3>\n<p>\uff081\uff09\u548c\u7b2c\u4e00\u4e2aMaster\u8282\u70b9\u4e00\u8d77\u521d\u59cb\u5316<\/p>\n<p>\u521d\u59cb\u5316\u7b2c\u4e00\u4e2a master \u8282\u70b9\u65f6\u7684\u8f93\u51fa\u5185\u5bb9\u4e2d\uff0c\u7b2c25\u300126\u884c\u5c31\u662f\u7528\u6765\u521d\u59cb\u5316 worker \u8282\u70b9\u7684\u547d\u4ee4\uff0c\u5982\u4e0b\u6240\u793a\uff1a<strong>\u6b64\u65f6\u8bf7\u4e0d\u8981\u6267\u884c\u8be5\u547d\u4ee4<\/strong><\/p>\n<pre><code class=\"language-bash\">kubeadm join apiserver.k8s:6443 --token 4z3r2v.2p43g28ons3b475v \\\n  --discovery-token-ca-cert-hash sha256:959569cbaaf0cf3fad744f8bd8b798ea9e11eb1e568c15825355879cf4cdc5d6<\/code><\/pre>\n<p>\uff082\uff09\u7b2c\u4e00\u4e2aMaster\u8282\u70b9\u521d\u59cb\u53162\u4e2a\u5c0f\u65f6\u540e\u518d\u521d\u59cb\u5316<\/p>\n<p>\u5728\u7b2c\u4e00\u4e2a master \u8282\u70b9<code>demo-master-a-1<\/code>\u8282\u70b9\u6267\u884c<\/p>\n<pre><code class=\"language-bash\"># \u53ea\u5728\u7b2c\u4e00\u4e2a master \u8282\u70b9 demo-master-a-1 \u4e0a\u6267\u884c\nkubeadm token create --print-join-command<\/code><\/pre>\n<p>\u53ef\u83b7\u53d6<code>kubeadm join<\/code>\u547d\u4ee4\u53ca\u53c2\u6570\uff0c\u5982\u4e0b\u6240\u793a<\/p>\n<pre><code class=\"language-bash\">kubeadm join apiserver.demo:6443 --token mpfjma.4vjjg8flqihor4vt     --discovery-token-ca-cert-hash sha256:6f7a8e40a810323672de5eee6f4d19aa2dbdb38411845a1bf5dd63485c43d303<\/code><\/pre>\n<blockquote>\n<p>\u8be5 token \u7684\u6709\u6548\u65f6\u95f4\u4e3a 2 \u4e2a\u5c0f\u65f6\uff0c2\u5c0f\u65f6\u5185\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u6b64 token \u521d\u59cb\u5316\u4efb\u610f\u6570\u91cf\u7684 worker \u8282\u70b9\u3002<\/p>\n<\/blockquote>\n<h3>\u521d\u59cb\u5316worker<\/h3>\n<p>\u9488\u5bf9\u6240\u6709\u7684 worker \u8282\u70b9\u6267\u884c<\/p>\n<pre><code class=\"language-bash\"># \u53ea\u5728 worker \u8282\u70b9\u6267\u884c\n# \u66ff\u6362 x.x.x.x \u4e3a ApiServer LoadBalancer \u7684 IP \u5730\u5740\nexport MASTER_IP=x.x.x.x\n# \u66ff\u6362 apiserver.demo \u4e3a\u521d\u59cb\u5316 master \u8282\u70b9\u65f6\u6240\u4f7f\u7528\u7684 APISERVER_NAME\nexport APISERVER_NAME=apiserver.demo\necho &quot;${MASTER_IP}    ${APISERVER_NAME}&quot; &gt;&gt; \/etc\/hosts\n\n# \u66ff\u6362\u4e3a\u524d\u9762 kubeadm token create --print-join-command \u7684\u8f93\u51fa\u7ed3\u679c\nkubeadm join apiserver.demo:6443 --token mpfjma.4vjjg8flqihor4vt     --discovery-token-ca-cert-hash sha256:6f7a8e40a810323672de5eee6f4d19aa2dbdb38411845a1bf5dd63485c43d303<\/code><\/pre>\n<h3>\u68c0\u67e5 worker \u521d\u59cb\u5316\u7ed3\u679c<\/h3>\n<p>\u5728\u7b2c\u4e00\u4e2amaster\u8282\u70b9<code>demo-master-a-1<\/code>\u4e0a\u6267\u884c<\/p>\n<pre><code class=\"language-bash\"># \u53ea\u5728\u7b2c\u4e00\u4e2a master \u8282\u70b9 demo-master-a-1 \u4e0a\u6267\u884c\nkubectl get nodes<\/code><\/pre>\n<h3>\u79fb\u9664 worker \u8282\u70b9<\/h3>\n<blockquote>\n<p>WARNING\uff1a\u6b63\u5e38\u60c5\u51b5\u4e0b\uff0c\u65e0\u9700\u79fb\u9664 worker \u8282\u70b9<\/p>\n<\/blockquote>\n<p>\u5728\u51c6\u5907\u79fb\u9664\u7684 worker \u8282\u70b9\u4e0a\u6267\u884c<\/p>\n<pre><code class=\"language-bash\">kubeadm reset<\/code><\/pre>\n<p>\u5728\u7b2c\u4e00\u4e2a master \u8282\u70b9<code>demo-master-a-1<\/code>\u4e0a\u6267\u884c<\/p>\n<pre><code class=\"language-bash\">kubectl delete node demo-worker-x-x<\/code><\/pre>\n<ul>\n<li>\u5c06<code>demo-worker-x-x<\/code>\u66ff\u6362\u4e3a\u8981\u79fb\u9664\u7684 worker \u8282\u70b9\u7684\u540d\u5b57<\/li>\n<li>worker \u8282\u70b9\u7684\u540d\u5b57\u53ef\u4ee5\u901a\u8fc7\u5728\u7b2c\u4e00\u4e2a master \u8282\u70b9<code>demo-master-a-1<\/code>\u4e0a\u6267\u884c<code>kubectl get nodes<\/code>\u547d\u4ee4\u83b7\u5f97<\/li>\n<\/ul>\n<h2>\u5b89\u88c5 Ingress Controller<\/h2>\n<p>kubernetes\u652f\u6301\u591a\u79cdIngress Controllers (traefic \/ Kong \/ Istio \/ Nginx \u7b49)\uff0c\u672c\u6587\u63a8\u8350\u4f7f\u7528\uff1a<a target=\"_blank\" rel=\"noopener\" href=\"https:\/\/github.com\/nginxinc\/kubernetes-ingress\">https:\/\/github.com\/nginxinc\/kubernetes-ingress<\/a><\/p>\n<h3>\u5feb\u901f\u5b89\u88c5<\/h3>\n<p>\u5728 master \u8282\u70b9\u4e0a\u6267\u884c<\/p>\n<pre><code class=\"language-bash\"># \u53ea\u5728\u7b2c\u4e00\u4e2a master \u8282\u70b9 demo-master-a-1 \u4e0a\u6267\u884c\nkubectl apply -f https:\/\/kuboard.cn\/install-script\/v1.19.x\/nginx-ingress.yaml<\/code><\/pre>\n<blockquote>\n<p>\u53ef\u4fee\u6539yaml\u6587\u4ef6nginx-ingress\u7248\u672c\u53f7\uff0c\u53c2\u8003\uff1a<a target=\"_blank\" rel=\"noopener\" href=\"https:\/\/github.com\/nginxinc\/kubernetes-ingress\/releases\">https:\/\/github.com\/nginxinc\/kubernetes-ingress\/releases<\/a><\/p>\n<\/blockquote>\n<h3>\u5728 IaaS \u5c42\u5b8c\u6210\u5982\u4e0b\u914d\u7f6e\uff08\u516c\u7f51Load Balancer\uff09<\/h3>\n<p>\u521b\u5efa\u8d1f\u8f7d\u5747\u8861 Load Balancer\uff1a<\/p>\n<ul>\n<li>\u76d1\u542c\u5668 1\uff1a80 \/ TCP\uff0c SOURCE_ADDRESS \u4f1a\u8bdd\u4fdd\u6301<\/li>\n<li>\u670d\u52a1\u5668\u8d44\u6e90\u6c60 1\uff1a demo-worker-x-x \u7684\u6240\u6709\u8282\u70b9\u7684 80\u7aef\u53e3<\/li>\n<li>\u76d1\u542c\u5668 2\uff1a443 \/ TCP\uff0c SOURCE_ADDRESS \u4f1a\u8bdd\u4fdd\u6301<\/li>\n<li>\u670d\u52a1\u5668\u8d44\u6e90\u6c60 2\uff1a demo-worker-x-x \u7684\u6240\u6709\u8282\u70b9\u7684443\u7aef\u53e3<\/li>\n<\/ul>\n<p>\u5047\u8bbe\u521a\u521b\u5efa\u7684\u8d1f\u8f7d\u5747\u8861 Load Balancer \u7684 IP \u5730\u5740\u4e3a\uff1az.z.z.z<\/p>\n<h3>\u914d\u7f6e\u57df\u540d\u89e3\u6790<\/h3>\n<p>\u5c06\u57df\u540d<code>*.demo.yourdomain.com<\/code>\u89e3\u6790\u5230\u5730\u5740\u8d1f\u8f7d\u5747\u8861\u670d\u52a1\u5668\u7684 IP \u5730\u5740<code>z.z.z.z<\/code><\/p>\n<p>\u9a8c\u8bc1\u914d\u7f6e\uff1a\u5728\u6d4f\u89c8\u5668\u8bbf\u95ee<code>a.demo.yourdomain.com<\/code>\uff0c\u5c06\u5f97\u5230 404 NotFound \u9519\u8bef\u9875\u9762<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e09\u4e2a master \u7ec4\u6210\u4e3b\u8282\u70b9\u96c6\u7fa4\uff0c\u901a\u8fc7\u5185\u7f51 loader balancer \u5b9e\u73b0\u8d1f\u8f7d\u5747\u8861\uff1b\u81f3\u5c11\u9700\u8981\u4e09\u4e2a ma [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[356],"class_list":["post-1887","post","type-post","status-publish","format-standard","hentry","category-k8s","tag-kubernetes"],"_links":{"self":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/posts\/1887","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/comments?post=1887"}],"version-history":[{"count":0,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/posts\/1887\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/media?parent=1887"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/categories?post=1887"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/tags?post=1887"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}