{"id":36200,"date":"2022-12-12T11:19:49","date_gmt":"2023-09-30T20:46:47","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8ubuntu20-04%e6%90%ad%e5%bb%bak8s%e9%9b%86%e7%be%a4%ef%bc%88%e9%87%87%e7%94%a8kubeadm%ef%bc%89%e3%80%82\/"},"modified":"2024-04-29T04:55:41","modified_gmt":"2024-04-28T20:55:41","slug":"%e4%bd%bf%e7%94%a8ubuntu20-04%e6%90%ad%e5%bb%bak8s%e9%9b%86%e7%be%a4%ef%bc%88%e9%87%87%e7%94%a8kubeadm%ef%bc%89%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8ubuntu20-04%e6%90%ad%e5%bb%bak8s%e9%9b%86%e7%be%a4%ef%bc%88%e9%87%87%e7%94%a8kubeadm%ef%bc%89%e3%80%82\/","title":{"rendered":"\u4f7f\u7528Ubuntu20.04\u642d\u5efak8s\u96c6\u7fa4\uff08\u91c7\u7528kubeadm\uff09"},"content":{"rendered":"<h2>\u4e3b\u673a\u540d\u79f0\u8bbe\u7f6e (Zh\u01d4 j\u012b sh\u00e8 zh\u00ec)<\/h2>\n<pre class=\"post-pre\"><code>hostnamectl set-hostname k8s1\r\n# hostnamectl set-hostname k8s2\r\n# hostnamectl set-hostname k8s3\r\n# hostnamectl set-hostname k8s4\r\n<\/code><\/pre>\n<h2>IP\u5730\u5740\u4e0e\u4e3b\u673a\u540d\u7684\u5173\u8054<\/h2>\n<pre class=\"post-pre\"><code>cat &lt;&lt; _EOF_ | sudo tee -a \/etc\/hosts\r\n172.24.20.40  k8s1\r\n172.24.20.41  k8s2\r\n172.24.20.42  k8s3\r\n172.24.20.43  k8s4\r\n_EOF_\r\n<\/code><\/pre>\n<h2>\u8fd0\u884cDocker \/ Kubernetes\u6240\u9700\u7684\u914d\u7f6e<\/h2>\n<pre class=\"post-pre\"><code>cat &lt;&lt; _EOF_ | sudo tee \/etc\/sysctl.d\/k8s.conf\r\nnet.bridge.bridge-nf-call-ip6tables = 1\r\nnet.bridge.bridge-nf-call-iptables = 1\r\nnet.ipv4.ip_forward = 1\r\n_EOF_\r\n\r\nsudo sysctl --system\r\n<\/code><\/pre>\n<h2>Cgroup\u7684\u914d\u7f6e<\/h2>\n<p>\u5982\u679c\u4e0d\u5728\u6811\u8393\u6d3e\u4e0a\u8fdb\u884c\u8bbe\u7f6e\u7684\u8bdd\uff0c\u5c31\u4e0d\u9700\u8981\u4e86\u5417\uff1f<\/p>\n<h2>\u5b89\u88c5\u4f9d\u8d56\u7684\u76f8\u5173\u8f6f\u4ef6\u5305<\/h2>\n<pre class=\"post-pre\"><code>sudo apt-get update\r\nsudo apt-get install apt-transport-https ca-certificates curl gnupg-agent software-properties-common socat conntrack ipset\r\n<\/code><\/pre>\n<h3>\u4ee3\u7406\u670d\u52a1\u5668\u7684\u8bbe\u7f6e<\/h3>\n<p>\u5982\u679c\u65e0\u6cd5\u5b89\u88c5apt-get\u6216apt\uff0c\u5219\u53ef\u4ee5\u5c1d\u8bd5\u6dfb\u52a0\u4ee5\u4e0b\u8bbe\u7f6e\u3002<\/p>\n<pre class=\"post-pre\"><code>nano \/etc\/hosts\r\n\r\nAcquire::http::No-Cache true;\r\nAcquire::http::Pipeline-Depth 0;\r\n<\/code><\/pre>\n<h2>\u5b89\u88c5containerd<\/h2>\n<pre class=\"post-pre\"><code>curl -fsSL https:\/\/download.docker.com\/linux\/ubuntu\/gpg | \r\n\r\n##\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306e\u8a2d\u5b9a\u306f\u9069\u5207\u306b\r\nsudo add-apt-repository \"deb [arch=amd64] https:\/\/download.docker.com\/linux\/ubuntu $(lsb_release -cs) stable\"\r\n\r\nsudo apt update\r\nsudo apt-get -y install containerd.io\r\n<\/code><\/pre>\n<p>\u91cd\u65b0\u542f\u52a8\u540e\uff0c\u4ecd\u7136\u9700\u8981\u542f\u7528\u4f9bcontainerd\u4f7f\u7528\u7684\u5185\u6838\u6a21\u5757\u3002<\/p>\n<pre class=\"post-pre\"><code>cat &lt;&lt;EOF | sudo tee \/etc\/modules-load.d\/containerd.conf\r\noverlay\r\nbr_netfilter\r\nEOF\r\n<\/code><\/pre>\n<p>\u8fdb\u884c\u5185\u6838\u6a21\u5757\u7684\u52a0\u8f7d\u548c\u5378\u8f7d\u3002<\/p>\n<pre class=\"post-pre\"><code>sudo modprobe overlay\r\nsudo modprobe br_netfilter\r\n<\/code><\/pre>\n<p>\u7f16\u8f91containerd\u7684\u914d\u7f6e\u6587\u4ef6<\/p>\n<pre class=\"post-pre\"><code>containerd config default | sudo tee \/etc\/containerd\/config.toml\r\nsudo systemctl restart containerd\r\n<\/code><\/pre>\n<h2>\u5b89\u88c5Kubernetes\u8f6f\u4ef6\u5305<\/h2>\n<pre class=\"post-pre\"><code>curl -s https:\/\/packages.cloud.google.com\/apt\/doc\/apt-key.gpg | sudo apt-key add -\r\ncat &lt;&lt; _EOF_ | sudo tee \/etc\/apt\/sources.list.d\/kubernetes.list\r\ndeb https:\/\/apt.kubernetes.io\/ kubernetes-xenial main\r\n_EOF_\r\n\r\nsudo apt-get update\r\napt-get install -y kubelet=1.23.3-00 kubeadm=1.23.3-00 kubectl=1.23.3-00\r\napt-mark hold kubelet kubeadm kubectl\r\n\r\n<\/code><\/pre>\n<h4>\u5207\u6362\u30aa\u30d5<\/h4>\n<pre class=\"post-pre\"><code>sudo swapoff -a\r\n<\/code><\/pre>\n<h4>kubeadm\u7684\u8bbe\u7f6e<\/h4>\n<pre class=\"post-pre\"><code>nano \/etc\/systemd\/system\/kubelet.service.d\/10-allow-swap.conf\r\n\r\n[Service]\r\nEnvironment=\"KUBELET_EXTRA_ARGS=--fail-swap-on=false\"\r\n\r\nsystemctl daemon-reload\r\n<\/code><\/pre>\n<h4>Kubelet\u7684\u914d\u7f6e<\/h4>\n<pre class=\"post-pre\"><code>systemctl start kubelet\r\nsystemctl enable kubelet\r\n<\/code><\/pre>\n<h4>\u6839\u636e\u60c5\u51b5\u7981\u7528\u9632\u706b\u5899\u3002<\/h4>\n<pre class=\"post-pre\"><code>systemctl stop ufw\r\n<\/code><\/pre>\n<h2>Kubernetes\u96c6\u7fa4\u7684\u521d\u59cb\u5316\uff08\u4e3b\u8282\u70b9\uff09<\/h2>\n<p>\u4ec5\u4f7f\u7528MasterNode\u6267\u884c\u521d\u59cb\u5316\u547d\u4ee4\u3002<\/p>\n<pre class=\"post-pre\"><code>sudo kubeadm init --pod-network-cidr=10.244.0.0\/16 --control-plane-endpoint=k8s1 --apiserver-cert-extra-sans=k8s1\r\n<\/code><\/pre>\n<h3>\u4e0ekubelet\u76f8\u5173\u7684\u9519\u8bef<\/h3>\n<p>\u5728\u8fd9\u91cc\u51fa\u73b0\u4e86\u4e0ekubelet\u76f8\u5173\u7684\u9519\u8bef\u3002<\/p>\n<h4>kubeadm\u7684\u91cd\u7f6e<\/h4>\n<pre class=\"post-pre\"><code>kubeadm reset\r\nsudo kubeadm init --pod-network-cidr=10.244.0.0\/16 --control-plane-endpoint=k8s1 --apiserver-cert-extra-sans=k8s1\r\n<\/code><\/pre>\n<p>\u51fa\u529b: \u529b\u91cf\u7684\u8f93\u51fa<\/p>\n<pre class=\"post-pre\"><code>Your Kubernetes control-plane has initialized successfully!\r\n\r\nTo start using your cluster, you need to run the following as a regular user:\r\n\r\n  mkdir -p $HOME\/.kube\r\n  sudo cp -i \/etc\/kubernetes\/admin.conf $HOME\/.kube\/config\r\n  sudo chown $(id -u):$(id -g) $HOME\/.kube\/config\r\n\r\nAlternatively, if you are the root user, you can run:\r\n\r\n  export KUBECONFIG=\/etc\/kubernetes\/admin.conf\r\n\r\nYou should now deploy a pod network to the cluster.\r\nRun \"kubectl apply -f [podnetwork].yaml\" with one of the options listed at:\r\n  https:\/\/kubernetes.io\/docs\/concepts\/cluster-administration\/addons\/\r\n\r\nYou can now join any number of control-plane nodes by copying certificate authorities\r\nand service account keys on each node and then running the following as root:\r\n\r\n  kubeadm join k8s1:6443 --token 867qpj.1dwsg5x8e003ihyi \\\r\n        --discovery-token-ca-cert-hash sha256:2dc50ac606f40bb12d4eb1ac0af2bfc852a47be83f3ad1b4f8f75c69338dca1c \\\r\n        --control-plane\r\n\r\nThen you can join any number of worker nodes by running the following on each as root:\r\n\r\nkubeadm join k8s1:6443 --token 867qpj.1dwsg5x8e003ihyi \\\r\n        --discovery-token-ca-cert-hash sha256:2dc50ac606f40bb12d4eb1ac0af2bfc852a47be83f3ad1b4f8f75c69338dca1c\r\n<\/code><\/pre>\n<p>\u5c06\u751f\u6210\u7684\u547d\u4ee4\u8f93\u5165\u5230Worker\u4e2d\u3002<br \/>\n\u5982\u679c\u60f3\u8981\u6dfb\u52a0\u63a7\u5236\u5e73\u9762\uff0c\u8bf7\u53e6\u5916\u8f93\u5165\u4e0a\u9762\u7684\u547d\u4ee4\u3002<\/p>\n<p>\u5c06kubectl\u4f7f\u7528\u7684\u8ba4\u8bc1\u4fe1\u606f\u6587\u4ef6\u590d\u5236\u5230\u9ed8\u8ba4\u8bfb\u53d6\u7684\u8def\u5f84\u4e2d\u3002<\/p>\n<pre class=\"post-pre\"><code> $ mkdir -p $HOME\/.kube\r\n $ sudo cp -i \/etc\/kubernetes\/admin.conf HOME\/.kube\/config\r\n $ sudo chown $(id -u):$(id -g) $HOME\/.kube\/config\r\n<\/code><\/pre>\n<h2>\u5de5\u4eba\u8282\u70b9\u5d4c\u5165<\/h2>\n<p>\u6267\u884c\u52a0\u5165\u96c6\u7fa4\u547d\u4ee4\u3002<\/p>\n<pre class=\"post-pre\"><code>kubeadm join k8s1:6443 --token 867qpj.1dwsg5x8e003ihyi \\\r\n        --discovery-token-ca-cert-hash sha256:2dc50ac606f40bb12d4eb1ac0af2bfc852a47be83f3ad1b4f8f75c69338dca1c\r\n\r\n<\/code><\/pre>\n<h2>\u53ea\u9700\u8981\u4e00\u4e2a\u9009\u9879\uff0c\u7528\u4e2d\u6587\u5c06\u4e0b\u9762\u7684\u5185\u5bb9\u8fdb\u884c\u91ca\u4e49\uff1a<\/h2>\n<p>\u4ec5\u9700\u8bbe\u7f6eMaster\u4e3b\u673a\u7684Flannel\u914d\u7f6e\u3002<\/p>\n<pre class=\"post-pre\"><code>sudo sysctl net.bridge.bridge-nf-call-iptables=1\r\n\r\nkubectl apply -f https:\/\/raw.githubusercontent.com\/coreos\/flannel\/master\/Documentation\/kube-flannel.yml\r\n\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u4e3b\u673a\u540d\u79f0\u8bbe\u7f6e (Zh\u01d4 j\u012b sh\u00e8 zh\u00ec) hostnamectl set-hostname k8s1 # [&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-36200","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u4f7f\u7528Ubuntu20.04\u642d\u5efak8s\u96c6\u7fa4\uff08\u91c7\u7528kubeadm\uff09 - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u4f7f\u7528ubuntu20-04\u642d\u5efak8s\u96c6\u7fa4\uff08\u91c7\u7528kubeadm\uff09\u3002\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta 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