{"id":36089,"date":"2023-03-26T04:27:40","date_gmt":"2023-09-01T21:54:05","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%b0%86kubernetes-1-12%e5%ae%89%e8%a3%85%e5%9c%a8ubuntu-16-04%e4%b8%8a%e3%80%82\/"},"modified":"2024-04-29T20:34:51","modified_gmt":"2024-04-29T12:34:51","slug":"%e5%b0%86kubernetes-1-12%e5%ae%89%e8%a3%85%e5%9c%a8ubuntu-16-04%e4%b8%8a%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%b0%86kubernetes-1-12%e5%ae%89%e8%a3%85%e5%9c%a8ubuntu-16-04%e4%b8%8a%e3%80%82\/","title":{"rendered":"\u5c06Kubernetes 1.12\u5b89\u88c5\u5728Ubuntu 16.04\u4e0a"},"content":{"rendered":"<p>\u7531\u4e8eKubernetes 1.12\u53d1\u5e03\u4e86\uff0c\u6240\u4ee5\u6211\u6253\u7b97\u5728\u8fd9\u4e2a\u5468\u672b\u597d\u597d\u73a9\u4e00\u4e0b\uff0c\u4ee5\u4e0b\u662f\u5907\u5fd8\u5f55\u3002<br \/>\n\u8fd8\u6ca1\u6709\u53d1\u5e03\u8bf4\u660e\uff1f\u96be\u9053\u53ea\u6709CHANGELOG\u5417\uff1f<br \/>\nhttps:\/\/github.com\/kubernetes\/kubernetes\/blob\/release-1.12\/CHANGELOG-1.12.md<br \/>\n\u770b\u8d77\u6765\uff0c\u53ea\u6709\u7ecf\u8fc7\u9a8c\u8bc1\u7684Docker\u7248\u672c\u53ef\u4ee5\u8fbe\u523017.03.x\u3002\u55ef\uff0c\u867d\u713618.x\u4e5f\u80fd\u8fd0\u884c\uff0c\u4f46\u662f\u5728Ubuntu 18.04\u4e0a\u65e0\u6cd5\u5b89\u88c5Docker17.03\uff0c\u6240\u4ee5\u6211\u51b3\u5b9a\u7528Ubuntu 16.04\u8fdb\u884c\u64cd\u4f5c\u3002<\/p>\n<h1>\u76f4\u5230\u5b89\u88c5kubeadm<\/h1>\n<p>\u6240\u9700\u7684\u5b89\u88dd\u8981\u6c42\u5982\u4e0b\uff1a<br \/>\nhttps:\/\/kubernetes.io\/docs\/setup\/independent\/install-kubeadm\/#installing-docker<\/p>\n<p>\u55ef\uff0cMaster\u7684\u5b89\u88c5\u73af\u5883\u9700\u8981\u7559\u4e00\u4e9b\u4f59\u5730\uff0c\u64cd\u4f5c\u7cfb\u7edf\u4e3aUbuntu 16.04.5\uff0cCPU\u4e3a2\u6838\uff0c\u5185\u5b58\u4e3a4GB\uff0c\u786c\u76d8\u4e3a20GB\u3002SSH\u670d\u52a1\u5668\u5df2\u542f\u7528\uff0c\u6709\u4e92\u8054\u7f51\u8fde\u63a5\uff0cIP\u5730\u5740\u56fa\u5b9a\uff0c\u7981\u7528\u4e86swap\u3002\u5b89\u88c5\u64cd\u4f5c\u7cfb\u7edf\u65f6\uff0cUbuntu 18.04\u80fd\u591f\u6307\u5b9a\u56fa\u5b9aIP\u5730\u5740\uff0c\u8fd9\u5f88\u68d2\uff0c\u4f46\u5bf9\u4e8e16.04\u6765\u8bf4\uff0c\u6bcf\u6b21\u90fd\u9700\u8981\u641c\u7d22\u624d\u80fd\u8bbe\u7f6e\u56fa\u5b9aIP\u5730\u5740\uff0c\u633a\u9ebb\u70e6\u7684\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"c\"># This file describes the network interfaces available on your system<\/span>\r\n<span class=\"c\"># and how to activate them. For more information, see interfaces(5).<\/span>\r\n\r\n<span class=\"nb\">source<\/span> \/etc\/network\/interfaces.d\/<span class=\"k\">*<\/span>\r\n\r\n<span class=\"c\"># The loopback network interface<\/span>\r\nauto lo\r\niface lo inet loopback\r\n\r\n<span class=\"c\"># The primary network interface<\/span>\r\nauto ens32\r\niface ens32 inet static\r\naddress 192.168.0.131\r\nnetmask 255.255.255.0\r\ngateway 192.168.0.1\r\ndns-nameservers 192.168.0.1\r\n<\/code><\/pre>\n<p>\u7531\u4e8e\u7ecf\u5e38\u5fd8\u8bb0\u5207\u6362\u529f\u80fd\uff0c\u6240\u4ee5\u987a\u4fbf\u63d0\u4e00\u4e0b\uff0c swap\u65e0\u6548\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"c\"># \/etc\/fstab: static file system information.<\/span>\r\n<span class=\"c\">#<\/span>\r\n<span class=\"c\"># Use 'blkid' to print the universally unique identifier for a<\/span>\r\n<span class=\"c\"># device; this may be used with UUID= as a more robust way to name devices<\/span>\r\n<span class=\"c\"># that works even if disks are added and removed. See fstab(5).<\/span>\r\n<span class=\"c\">#<\/span>\r\n<span class=\"c\"># &lt;file system&gt; &lt;mount point&gt;   &lt;type&gt;  &lt;options&gt;       &lt;dump&gt;  &lt;pass&gt;<\/span>\r\n<span class=\"c\"># \/ was on \/dev\/sda1 during installation<\/span>\r\n<span class=\"nv\">UUID<\/span><span class=\"o\">=<\/span>e993a74a-33e5-4d0e-bd7f-7a097a08d0f7 \/               ext4    <span class=\"nv\">errors<\/span><span class=\"o\">=<\/span>remount-ro 0       1\r\n<span class=\"c\"># swap was on \/dev\/sda5 during installation<\/span>\r\n<span class=\"c\">#UUID=4cb6a305-c674-41b8-adfc-71c0d60d05a0 none            swap    sw              0       0<\/span>\r\n\/dev\/fd0        \/media\/floppy0  auto    rw,user,noauto,exec,utf8 0       0\r\n<\/code><\/pre>\n<p>\u7531\u4e8e\u7ecf\u5e38\u5fd8\u8bb0\u6e05\u9664DHCP\u5206\u914d\u7684\u5730\u5740\uff0c\u6240\u4ee5\u5728\u8fd9\u91cc\u91cd\u65b0\u542f\u52a8\u64cd\u4f5c\u7cfb\u7edf\u4e00\u6b21\u3002<\/p>\n<p>\u5728\u76ee\u524d\u7684Kubernetes 1.12\u6587\u6863\u4e2d\uff0cDocker\u7684\u5b89\u88c5\u547d\u4ee4\u94fe\u63a5\u5df2\u5931\u6548\uff0c\u8bf7\u53c2\u80031.11\u7684\u6587\u6863\u6765\u5b89\u88c5Docker-CE 17.03\u3002<br \/>\nhttps:\/\/v1-11.docs.kubernetes.io\/docs\/tasks\/tools\/install-kubeadm\/#installing-docker<\/p>\n<pre class=\"post-pre\"><code>apt-get update\r\napt-get <span class=\"nb\">install<\/span> <span class=\"nt\">-y<\/span> apt-transport-https ca-certificates curl software-properties-common\r\ncurl <span class=\"nt\">-fsSL<\/span> https:\/\/download.docker.com\/linux\/ubuntu\/gpg | apt-key add -\r\nadd-apt-repository <span class=\"s2\">\"deb https:\/\/download.docker.com\/linux\/<\/span><span class=\"si\">$(<\/span><span class=\"nb\">.<\/span> \/etc\/os-release<span class=\"p\">;<\/span> <span class=\"nb\">echo<\/span> <span class=\"s2\">\"<\/span><span class=\"nv\">$ID<\/span><span class=\"s2\">\"<\/span><span class=\"si\">)<\/span> <span class=\"si\">$(<\/span>lsb_release <span class=\"nt\">-cs<\/span><span class=\"si\">)<\/span><span class=\"s2\"> stable\"<\/span>\r\napt-get update <span class=\"o\">&amp;&amp;<\/span> apt-get <span class=\"nb\">install<\/span> <span class=\"nt\">-y<\/span> docker-ce<span class=\"o\">=<\/span><span class=\"si\">$(<\/span>apt-cache madison docker-ce | <span class=\"nb\">grep <\/span>17.03 | <span class=\"nb\">head<\/span> <span class=\"nt\">-1<\/span> | <span class=\"nb\">awk<\/span> <span class=\"s1\">'{print $3}'<\/span><span class=\"si\">)<\/span>\r\n<\/code><\/pre>\n<p>\u5b89\u88c5kubeadm\u3001kubelet\u548ckube-proxy\u3002<\/p>\n<pre class=\"post-pre\"><code>apt-get update <span class=\"o\">&amp;&amp;<\/span> apt-get <span class=\"nb\">install<\/span> <span class=\"nt\">-y<\/span> apt-transport-https curl\r\ncurl <span class=\"nt\">-s<\/span> https:\/\/packages.cloud.google.com\/apt\/doc\/apt-key.gpg | apt-key add -\r\n<span class=\"nb\">cat<\/span> <span class=\"o\">&lt;&lt;<\/span><span class=\"no\">EOF<\/span><span class=\"sh\"> &gt;\/etc\/apt\/sources.list.d\/kubernetes.list\r\ndeb http:\/\/apt.kubernetes.io\/ kubernetes-xenial main\r\n<\/span><span class=\"no\">EOF\r\n<\/span>apt-get update\r\napt-get <span class=\"nb\">install<\/span> <span class=\"nt\">-y<\/span> kubelet kubeadm kubectl\r\napt-mark hold kubelet kubeadm kubectl\r\n<\/code><\/pre>\n<h1>\u5f15\u5165Single Master<\/h1>\n<p>\u7ee7\u7eed\u4f7f\u7528kubeadm\u5b89\u88c5Kubernetes Master\u3002<br \/>\nhttps:\/\/kubernetes.io\/docs\/setup\/independent\/create-cluster-kubeadm\/<br \/>\n\u663e\u7136\uff0c\u8fd9\u662f\u4e00\u4e2aSingle Master\u7684\u5b89\u88c5\u3002\u6211\u4eec\u5c06\u4f7f\u7528Calico\u4f5c\u4e3a\u7f51\u7edc\u9a71\u52a8\u7a0b\u5e8f\uff0c\u4f46\u7531\u4e8e\u865a\u62df\u673a\u7684IP\u5730\u5740\u4e3a192.168.x.x\uff0c\u56e0\u6b64&#8211;pod-network-cidr\u5c06\u8bbe\u7f6e\u4e3a10.0.0.0\/16\u3002\u5982\u679c\u4f7f\u7528\u4e3b\u673a\u540d\u6ce8\u518c\u8282\u70b9\uff0c\u5219\u53ef\u80fd\u4f1a\u5f71\u54cdmetrics-server\u7684\u8fd0\u884c\uff0c\u56e0\u6b64\u5728&#8211;node-name\u4e2d\u6307\u5b9aMaster\u7684IP\u5730\u5740\u3002<br \/>\n\u5b89\u88c5\u5c06\u57282-3\u5206\u949f\u5185\u5b8c\u6210\u3002<\/p>\n<pre class=\"post-pre\"><code>kubeadm init --pod-network-cidr=10.0.0.0\/16 --node-name=192.168.0.131\r\n\uff08\u5b9f\u884c\u7d50\u679c\uff09\r\n[init] using Kubernetes version: v1.12.0\r\n[preflight] running pre-flight checks\r\n[preflight\/images] Pulling images required for setting up a Kubernetes cluster\r\n[preflight\/images] This might take a minute or two, depending on the speed of your internet connection\r\n[preflight\/images] You can also perform this action in beforehand using 'kubeadm config images pull'\r\n[kubelet] Writing kubelet environment file with flags to file \"\/var\/lib\/kubelet\/kubeadm-flags.env\"\r\n[kubelet] Writing kubelet configuration to file \"\/var\/lib\/kubelet\/config.yaml\"\r\n[preflight] Activating the kubelet service\r\n[certificates] Generated front-proxy-ca certificate and key.\r\n[certificates] Generated front-proxy-client certificate and key.\r\n[certificates] Generated etcd\/ca certificate and key.\r\n[certificates] Generated etcd\/server certificate and key.\r\n[certificates] etcd\/server serving cert is signed for DNS names [192.168.0.131 localhost] and IPs [127.0.0.1 ::1]\r\n[certificates] Generated etcd\/peer certificate and key.\r\n[certificates] etcd\/peer serving cert is signed for DNS names [192.168.0.131 localhost] and IPs [192.168.0.131 127.0.0.1 ::1]\r\n[certificates] Generated etcd\/healthcheck-client certificate and key.\r\n[certificates] Generated apiserver-etcd-client certificate and key.\r\n[certificates] Generated ca certificate and key.\r\n[certificates] Generated apiserver-kubelet-client certificate and key.\r\n[certificates] Generated apiserver certificate and key.\r\n[certificates] apiserver serving cert is signed for DNS names [192.168.0.131 kubernetes kubernetes.default kubernetes.default.svc kubernetes.default.svc.cluster.local] and IPs [10.96.0.1 192.168.0.131]\r\n[certificates] valid certificates and keys now exist in \"\/etc\/kubernetes\/pki\"\r\n[certificates] Generated sa key and public key.\r\n[kubeconfig] Wrote KubeConfig file to disk: \"\/etc\/kubernetes\/admin.conf\"\r\n[kubeconfig] Wrote KubeConfig file to disk: \"\/etc\/kubernetes\/kubelet.conf\"\r\n[kubeconfig] Wrote KubeConfig file to disk: \"\/etc\/kubernetes\/controller-manager.conf\"\r\n[kubeconfig] Wrote KubeConfig file to disk: \"\/etc\/kubernetes\/scheduler.conf\"\r\n[controlplane] wrote Static Pod manifest for component kube-apiserver to \"\/etc\/kubernetes\/manifests\/kube-apiserver.yaml\"\r\n[controlplane] wrote Static Pod manifest for component kube-controller-manager to \"\/etc\/kubernetes\/manifests\/kube-controller-manager.yaml\"\r\n[controlplane] wrote Static Pod manifest for component kube-scheduler to \"\/etc\/kubernetes\/manifests\/kube-scheduler.yaml\"\r\n[etcd] Wrote Static Pod manifest for a local etcd instance to \"\/etc\/kubernetes\/manifests\/etcd.yaml\"\r\n[init] waiting for the kubelet to boot up the control plane as Static Pods from directory \"\/etc\/kubernetes\/manifests\"\r\n[init] this might take a minute or longer if the control plane images have to be pulled\r\n[apiclient] All control plane components are healthy after 19.508242 seconds\r\n[uploadconfig] storing the configuration used in ConfigMap \"kubeadm-config\" in the \"kube-system\" Namespace\r\n[kubelet] Creating a ConfigMap \"kubelet-config-1.12\" in namespace kube-system with the configuration for the kubelets in the cluster\r\n[markmaster] Marking the node 192.168.0.131 as master by adding the label \"node-role.kubernetes.io\/master=''\"\r\n[markmaster] Marking the node 192.168.0.131 as master by adding the taints [node-role.kubernetes.io\/master:NoSchedule]\r\n[patchnode] Uploading the CRI Socket information \"\/var\/run\/dockershim.sock\" to the Node API object \"192.168.0.131\" as an annotation\r\n[bootstraptoken] using token: iswf5k.yey45038we7wlruy\r\n[bootstraptoken] configured RBAC rules to allow Node Bootstrap tokens to post CSRs in order for nodes to get long term certificate credentials\r\n[bootstraptoken] configured RBAC rules to allow the csrapprover controller automatically approve CSRs from a Node Bootstrap Token\r\n[bootstraptoken] configured RBAC rules to allow certificate rotation for all node client certificates in the cluster\r\n[bootstraptoken] creating the \"cluster-info\" ConfigMap in the \"kube-public\" namespace\r\n[addons] Applied essential addon: CoreDNS\r\n[addons] Applied essential addon: kube-proxy\r\n\r\nYour Kubernetes master 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\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 machines by running the following on each node\r\nas root:\r\n\r\n  kubeadm join 192.168.0.131:6443 --token nple4o.5pwyc8dblynre86i --discovery-token-ca-cert-hash sha256:f70bde8459037c34efb1b4599d2db40f6cc813a94e6b321fd52006026334ee4d\r\n\r\nroot@m16:~#\r\n<\/code><\/pre>\n<p>\u5728Kubernetes\u4e2d\u4f7f\u7528kubectl\u547d\u4ee4\u786e\u8ba4\u8282\u70b9\u60c5\u51b5\u3002<\/p>\n<pre class=\"post-pre\"><code>mkdir -p $HOME\/.kube\r\nsudo cp -i \/etc\/kubernetes\/admin.conf $HOME\/.kube\/config\r\nsudo chown $(id -u):$(id -g) $HOME\/.kube\/config\r\nkubectl get node\r\n\uff08\u5b9f\u884c\u7d50\u679c\uff09\r\nNAME            STATUS     ROLES    AGE     VERSION\r\n192.168.0.131   NotReady   master   5m14s   v1.12.0\r\n<\/code><\/pre>\n<p>\u7531\u4e8e\u7f51\u7edc\u9a71\u52a8\u5c1a\u672a\u5b89\u88c5\uff0c\u6b64\u65f6\u65e0\u6cd5\u542f\u52a8coredns\u3002<\/p>\n<pre class=\"post-pre\"><code># kubectl get pod -n kube-system\r\nNAME                                    READY   STATUS    RESTARTS   AGE\r\ncoredns-576cbf47c7-dtxwp                0\/1     Pending   0          6m14s\r\ncoredns-576cbf47c7-kmt2m                0\/1     Pending   0          6m14s\r\netcd-192.168.0.131                      1\/1     Running   0          5m22s\r\nkube-apiserver-192.168.0.131            1\/1     Running   0          5m11s\r\nkube-controller-manager-192.168.0.131   1\/1     Running   0          5m38s\r\nkube-proxy-bqvwd                        1\/1     Running   0          6m15s\r\nkube-scheduler-192.168.0.131            1\/1     Running   0          5m24s\r\n<\/code><\/pre>\n<p>\u5f15\u5165Calico\u3002\u5c06CALICO_IPV4POOL_CIDR\u4fee\u6539\u4e3a10.0.0.0\/16\u3002<\/p>\n<pre class=\"post-pre\"><code>kubectl apply <span class=\"nt\">-f<\/span> https:\/\/docs.projectcalico.org\/v3.1\/getting-started\/kubernetes\/installation\/hosted\/rbac-kdd.yaml\r\ncurl https:\/\/docs.projectcalico.org\/v3.1\/getting-started\/kubernetes\/installation\/hosted\/kubernetes-datastore\/calico-networking\/1.7\/calico.yaml&gt;calico.yaml\r\nvi calico.yaml\r\n<span class=\"nt\">---<\/span>\r\n\u25a0CALICO_IPV4POOL_CIDR\u4fee\u6b63\r\n<span class=\"o\">(<\/span>\u4fee\u6b63\u524d<span class=\"o\">)<\/span>\r\n230             - name: CALICO_IPV4POOL_CIDR\r\n231               value: <span class=\"s2\">\"192.168.0.0\/16\"<\/span>\r\n<span class=\"o\">(<\/span>\u4fee\u6b63\u5f8c<span class=\"o\">)<\/span>\r\n230             - name: CALICO_IPV4POOL_CIDR\r\n231               value: <span class=\"s2\">\"10.0.0.0\/16\"<\/span>\r\n<span class=\"nt\">---<\/span>\r\nkubectl apply <span class=\"nt\">-f<\/span> calico.yaml\r\n<\/code><\/pre>\n<p>\u7ea62\u52303\u5206\u949f\u540e\uff0ccalico-node\u548ccoredns\u5c06\u542f\u52a8\u3002<\/p>\n<pre class=\"post-pre\"><code># kubectl get pod -n kube-system\r\nNAME                                    READY   STATUS    RESTARTS   AGE\r\ncalico-node-d2mmz                       2\/2     Running   0          40s\r\ncoredns-576cbf47c7-dtxwp                1\/1     Running   0          9m4s\r\ncoredns-576cbf47c7-kmt2m                1\/1     Running   0          9m4s\r\netcd-192.168.0.131                      1\/1     Running   0          8m12s\r\nkube-apiserver-192.168.0.131            1\/1     Running   0          8m1s\r\nkube-controller-manager-192.168.0.131   1\/1     Running   0          8m28s\r\nkube-proxy-bqvwd                        1\/1     Running   0          9m5s\r\nkube-scheduler-192.168.0.131            1\/1     Running   0          8m14s\r\n<\/code><\/pre>\n<h1>\u78c1\u76d8\u5b58\u50a8\u7a7a\u95f4<\/h1>\n<p>\u521a\u5b89\u88c5\u5b8c\u64cd\u4f5c\u7cfb\u7edf\u540e\u8fd0\u884cdf\u547d\u4ee4\u7684\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n<pre class=\"post-pre\"><code># df\r\nFilesystem     1K-blocks    Used Available Use% Mounted on\r\n...\r\n\/dev\/sda1       19525500 1597236  16913380   9% \/\r\n<\/code><\/pre>\n<p>\u4ee5\u4e0b\u662fKubernetes Master\u914d\u7f6e\u540e\u6267\u884cdf\u547d\u4ee4\u7684\u7ed3\u679c\u3002<\/p>\n<pre class=\"post-pre\"><code># df\r\nFilesystem     1K-blocks    Used Available Use% Mounted on\r\n...\r\n\/dev\/sda1       19525500 3440816  15069800  19% \/\r\n...\r\n<\/code><\/pre>\n<p>\u6240\u4ee5\u5462\uff1f\u5728\u6700\u5c0f\u914d\u7f6e\u4e0b\u5b89\u88c5Kubernetes Master\u5927\u7ea6\u9700\u89812GB\u7684\u78c1\u76d8\u5bb9\u91cf\u3002\u5c31\u8fd9\u6837\u5427\u3002<\/p>\n<h1>\u6dfb\u52a0\u8282\u70b9<\/h1>\n<p>\u5728\u4e3b\u8282\u70b9\u4e0a\u5b89\u88c5kubeadm\u547d\u4ee4\u540e\uff0c\u5411\u96c6\u7fa4\u6dfb\u52a02\u4e2a\u8282\u70b9\uff0c\u6bcf\u4e2a\u8282\u70b9\u7684CPU\u4e3a2\u6838\uff0c\u5185\u5b58\u4e3a2GB\uff0c\u786c\u76d8\u4e3a20GB\u3002\u8bf7\u4f7f\u7528&#8211;node-name\u9009\u9879\u6307\u5b9a\u8282\u70b9\u7684IP\u5730\u5740\u4f5c\u4e3a\u8282\u70b9\u540d\u79f0\u3002<\/p>\n<pre class=\"post-pre\"><code>kubeadm <span class=\"nb\">join <\/span>192.168.0.131:6443 <span class=\"nt\">--node-name<\/span> \uff1c\u30ce\u30fc\u30c9\u306eIP\u30a2\u30c9\u30ec\u30b9\uff1e <span class=\"nt\">--token<\/span> nple4o.5pwyc8dblynre86i <span class=\"nt\">--discovery-token-ca-cert-hash<\/span> sha256:f70bde8459037c34efb1b4599d2db40f6cc813a94e6b321fd52006026334ee4d\r\n<\/code><\/pre>\n<p>\u5728\u6dfb\u52a0\u8282\u70b9\u4e4b\u540e\u6267\u884c`get node`\uff0c\u7ed3\u679c\u5982\u4e0b\u3002<\/p>\n<pre class=\"post-pre\"><code># kubectl get node\r\nNAME            STATUS   ROLES    AGE   VERSION\r\n192.168.0.131   Ready    master   50m   v1.12.0\r\n192.168.0.132   Ready    &lt;none&gt;   16m   v1.12.0\r\n192.168.0.133   Ready    &lt;none&gt;   92s   v1.12.0\r\n<\/code><\/pre>\n<p>\u4eca\u5929\u8fd9\u6837\u4e5f\u4e0d\u9519\u5427\u3002\u5728\u8fd9\u79cd\u7a0b\u5ea6\u4e0a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7531\u4e8eKubernetes 1.12\u53d1\u5e03\u4e86\uff0c\u6240\u4ee5\u6211\u6253\u7b97\u5728\u8fd9\u4e2a\u5468\u672b\u597d\u597d\u73a9\u4e00\u4e0b\uff0c\u4ee5\u4e0b\u662f\u5907\u5fd8\u5f55\u3002 \u8fd8\u6ca1\u6709\u53d1\u5e03\u8bf4\u660e\uff1f\u96be\u9053 [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-36089","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>\u5c06Kubernetes 1.12\u5b89\u88c5\u5728Ubuntu 16.04\u4e0a - 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\/\u5c06kubernetes-1-12\u5b89\u88c5\u5728ubuntu-16-04\u4e0a\u3002\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u5c06Kubernetes 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