{"id":34185,"date":"2023-02-11T10:25:58","date_gmt":"2023-02-24T10:48:42","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8%e9%83%a8%e7%bd%b2kubernetes%e7%9a%84%e5%90%8c%e6%97%b6%e5%b0%86vxlan%e3%80%81clusterip%e3%80%81nodeport%e5%92%8cloadbalancer%e7%bb%98%e5%88%b6%e5%88%b0%e5%9b%be%e8%a1%a8%e4%b8%ad%e3%80%82\/"},"modified":"2024-04-29T14:09:10","modified_gmt":"2024-04-29T06:09:10","slug":"%e5%9c%a8%e9%83%a8%e7%bd%b2kubernetes%e7%9a%84%e5%90%8c%e6%97%b6%e5%b0%86vxlan%e3%80%81clusterip%e3%80%81nodeport%e5%92%8cloadbalancer%e7%bb%98%e5%88%b6%e5%88%b0%e5%9b%be%e8%a1%a8%e4%b8%ad%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8%e9%83%a8%e7%bd%b2kubernetes%e7%9a%84%e5%90%8c%e6%97%b6%e5%b0%86vxlan%e3%80%81clusterip%e3%80%81nodeport%e5%92%8cloadbalancer%e7%bb%98%e5%88%b6%e5%88%b0%e5%9b%be%e8%a1%a8%e4%b8%ad%e3%80%82\/","title":{"rendered":"\u5728\u90e8\u7f72Kubernetes\u7684\u540c\u65f6\u5c06VXLAN\u3001ClusterIP\u3001NodePort\u548cLoadBalancer\u7ed8\u5236\u5230\u56fe\u8868\u4e2d"},"content":{"rendered":"<p>\u4f60\u597d\uff0c\u6211\u662fClass Act Infrastructure Business Division\u7684\u5927\u585a\u5148\u751f\u3002<\/p>\n<p>\u8fd9\u6b21\u6211\u8bd5\u7740\u5c06k8s\u7684\u7f51\u7edc\u90e8\u5206\u4ee5\u56fe\u5f62\u7684\u5f62\u5f0f\u5448\u73b0\u51fa\u6765\uff0c\u867d\u7136\u4e0d\u5b8c\u5168\uff0c\u4f46\u5e0c\u671b\u80fd\u63d0\u9ad8\u6211\u5bf9k8s\u7f51\u7edc\u73af\u5883\u7684\u7406\u89e3\u3002\u6700\u8fd1\u6211\u89c9\u5f97\uff0c\u53ea\u8981\u4e86\u89e3\u5230\u5927\u81f4\u76844\u4e2a\u7f51\u7edc\u7ec4\u4ef6\uff0c\u5c31\u80fd\u5bf9k8s\u7684\u7f51\u7edc\u6709\u4e00\u4e2a\u57fa\u672c\u7684\u6982\u5ff5\u3002\u6211\u8ba4\u4e3a\u5728VXLAN\u4e4b\u524d\u6216\u8005\u8bf4\u5e95\u5c42\u53ef\u80fd\u6709\u7c7b\u4f3c\u4e8eLinuxBridge\u7684\u7ec4\u4ef6\uff0c\u4f46\u6ca1\u80fd\u786e\u8ba4\uff0c\u5f88\u62b1\u6b49\u3002\u203b\u56e0\u4e3a\u6211\u8fd8\u5728\u5b66\u4e60\u7684\u8fc7\u7a0b\u4e2d\u8bd5\u56fe\u5c06\u5176\u5f62\u8c61\u5316\uff0c\u6240\u4ee5\u7cbe\u786e\u5ea6\u53ef\u80fd\u4e0d\u592a\u9ad8\u3002\u203b\u6211\u6ce8\u610f\u5230\u56f3\u4e2d\u6709ClusterIP\u3001NodePort\u548cLoadBalancer\u7b49\uff0c\u4f46\u5370\u8c61\u4e2d\u5e76\u6ca1\u6709\u5c06\u8fd9\u4e9b\u4e4b\u524d\u7684Pod\u7f51\u7edc\u7ed8\u5236\u5728\u56fe\u4e2d\uff0c\u56e0\u6b64\u6211\u5e0c\u671b\u5c06\u8fd9\u4e00\u90e8\u5206\u4e5f\u878d\u5165\u5230\u56fe\u4e2d\u3002<\/p>\n<h1>\u73af\u5883<\/h1>\n<p>\u6211\u4eec\u4f7f\u7528\u4e00\u53f0\u4e3b\u8282\u70b9\u548c\u4e09\u53f0\u5de5\u4f5c\u8282\u70b9\u5171\u56db\u53f0\u673a\u5668\u6765\u6784\u5efa\u4e00\u4e2a\u7531k8s\u96c6\u7fa4\u7ec4\u6210\u7684\u7cfb\u7edf\u3002<br \/>\n\u8fd9\u4e9b\u8282\u70b9\u7684\u64cd\u4f5c\u7cfb\u7edf\u90fd\u662fUbuntu 22.04\uff0c\u6211\u4eec\u5b89\u88c5\u7684\u662fMicroK8s\uff0c\u7248\u672c\u662fv1.26.4\u3002<\/p>\n<pre class=\"post-pre\"><code>root@k8s-master:~\/yaml# kubectl get node -o wide\r\nNAME           STATUS   ROLES    AGE   VERSION   INTERNAL-IP    EXTERNAL-IP   OS-IMAGE             KERNEL-VERSION      CONTAINER-RUNTIME\r\nk8s-worker01   Ready    &lt;none&gt;   83m   v1.26.4   192.168.2.31   &lt;none&gt;        Ubuntu 22.04.2 LTS   5.15.0-71-generic   containerd:\/\/1.6.15\r\nk8s-master     Ready    &lt;none&gt;   91m   v1.26.4   192.168.2.30   &lt;none&gt;        Ubuntu 22.04.2 LTS   5.15.0-71-generic   containerd:\/\/1.6.15\r\nk8s-worker02   Ready    &lt;none&gt;   73m   v1.26.4   192.168.2.32   &lt;none&gt;        Ubuntu 22.04.2 LTS   5.15.0-71-generic   containerd:\/\/1.6.15\r\nk8s-worker03   Ready    &lt;none&gt;   83m   v1.26.4   192.168.2.33   &lt;none&gt;        Ubuntu 22.04.2 LTS   5.15.0-71-generic   containerd:\/\/1.6.15\r\n<\/code><\/pre>\n<h1>\u7528\u8bcd<\/h1>\n<h2>\u96c6\u7fa4IP<\/h2>\n<blockquote><p>\u5728\u96c6\u7fa4\u7684\u5185\u90e8IP\u4e0a\u516c\u5f00\u670d\u52a1\u3002\u8fd9\u79cd\u7c7b\u578b\u7684\u670d\u52a1\u53ea\u80fd\u5728\u96c6\u7fa4\u5185\u90e8\u8fdb\u884c\u901a\u4fe1\u3002\u8fd9\u662f\u9ed8\u8ba4\u7684\u670d\u52a1\u7c7b\u578b\u3002<\/p><\/blockquote>\n<h2>\u8282\u70b9\u7aef\u53e3<\/h2>\n<blockquote><p>\u901a\u8fc7\u5404\u8282\u70b9\u7684IP\uff0c\u5728\u9759\u6001\u7684\u7aef\u53e3\uff08NodePort\uff09\u4e0a\u53d1\u5e03\u670d\u52a1\u3002NodePort\u670d\u52a1\u4f1a\u81ea\u52a8\u521b\u5efa\u8f6c\u53d1\u5230\u8be5NodePort\u7684ClusterIP\u670d\u52a1\u3002\u53ef\u4ee5\u901a\u8fc7&#8221;NodeIP:NodePort&#8221;\u6765\u8bbf\u95eeNodePort\u670d\u52a1\u3002<\/p><\/blockquote>\n<h2>\u8d1f\u8f7d\u5747\u8861\u5668<\/h2>\n<blockquote><p>\u4f7f\u7528\u4e91\u670d\u52a1\u63d0\u4f9b\u5546\u7684\u8d1f\u8f7d\u5747\u8861\u5668\uff0c\u5c06\u670d\u52a1\u516c\u5f00\u7ed9\u5916\u90e8\u3002\u8d1f\u8f7d\u5747\u8861\u5668\u4f4d\u4e8e\u96c6\u7fa4\u4e4b\u5916\uff0c\u4f1a\u81ea\u52a8\u521b\u5efa\u4f20\u8f93\u5230NodePort\u548cClusterIP\u670d\u52a1\u7684\u76ee\u6807\u3002<\/p><\/blockquote>\n<p>&nbsp;<\/p>\n<h2>\u72f8\u82b1\u732b<\/h2>\n<blockquote><p>Calico \u306f MicroK8 \u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u306e CNI \u3067\u3042\u308a\u3001VXLAN \u30aa\u30fc\u30d0\u30fc\u30ec\u30a4 \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u30dd\u30c3\u30c9 \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u69cb\u6210\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<br \/>\nCalico \u306f\u3001\u30b3\u30f3\u30c6\u30ca\u30fc\u3001\u4eee\u60f3\u30de\u30b7\u30f3\u3001\u304a\u3088\u3073\u30cd\u30a4\u30c6\u30a3\u30d6 \u30db\u30b9\u30c8 \u30d9\u30fc\u30b9\u306e\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u5411\u3051\u306e\u30aa\u30fc\u30d7\u30f3 \u30bd\u30fc\u30b9 \u30cd\u30c3\u30c8\u30ef\u30fc\u30ad\u30f3\u30b0\u304a\u3088\u3073\u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 \u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3067\u3059\u3002Calico \u306f\u3001Kubernetes\u3001OpenShift\u3001Mirantis Kubernetes Engine (MKE)\u3001OpenStack\u3001\u30d9\u30a2\u30e1\u30bf\u30eb \u30b5\u30fc\u30d3\u30b9\u306a\u3069\u3001\u5e45\u5e83\u3044\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u3002<\/p><\/blockquote>\n<p>\u770b\u8d77\u6765\u50cf\u662f\u5728k8s\uff08microk8s\uff09\u4e2d\u63d0\u4f9b\u4e86IPAM\u548cVXLAN\u73af\u5883\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>\u5b88\u62a4\u7a0b\u5e8f\u96c6<\/h2>\n<blockquote><p>DaemonSet \u786e\u4fdd\u4e86\u6240\u6709\uff08\u6216\u90e8\u5206\uff09\u8282\u70b9\u8fd0\u884c\u4e86 Pod \u7684\u526f\u672c\u3002\u5f53\u8282\u70b9\u6dfb\u52a0\u5230\u96c6\u7fa4\u65f6\uff0c\u4f1a\u6dfb\u52a0 Pod\u3002\u5f53\u8282\u70b9\u4ece\u96c6\u7fa4\u4e2d\u5220\u9664\u65f6\uff0c\u8fd9\u4e9b Pod \u5c06\u88ab\u5783\u573e\u56de\u6536\u3002\u5220\u9664 DaemonSet \u65f6\uff0c\u5176\u521b\u5efa\u7684 Pod \u5c06\u88ab\u6e05\u7406\u3002<\/p><\/blockquote>\n<p>&nbsp;<\/p>\n<h1>\u90e8\u7f72DeamonSet\u5e76\u68c0\u67e5\u4e0epod\u76f8\u5173\u7684\u7f51\u7edc\u73af\u5883\u3002<\/h1>\n<p>\u8fd9\u6b21\u6211\u4eec\u51c6\u5907\u4e863\u4e2aDS\u3002\u4e00\u4e2a\u7528\u4e8enginx\uff0c\u4e00\u4e2a\u7528\u4e8eapache2\uff0c\u53e6\u4e00\u4e2a\u7528\u4e8eredis\u3002yaml\u6587\u4ef6\u5982\u4e0b\u6240\u793a\u3002\u8bf7\u4e0d\u8981\u5728\u610f\u5bbd\u5bb9\u6027\u8bbe\u7f6e\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"na\">apiVersion<\/span><span class=\"pi\">:<\/span> <span class=\"s\">apps\/v1<\/span> \r\n<span class=\"na\">kind<\/span><span class=\"pi\">:<\/span> <span class=\"s\">DaemonSet<\/span> \r\n<span class=\"na\">metadata<\/span><span class=\"pi\">:<\/span> \r\n  <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">nginx-ds<\/span> \r\n<span class=\"na\">spec<\/span><span class=\"pi\">:<\/span> \r\n  <span class=\"na\">selector<\/span><span class=\"pi\">:<\/span> \r\n    <span class=\"na\">matchLabels<\/span><span class=\"pi\">:<\/span> \r\n      <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">nginx<\/span> \r\n  <span class=\"na\">template<\/span><span class=\"pi\">:<\/span> \r\n    <span class=\"na\">metadata<\/span><span class=\"pi\">:<\/span> \r\n      <span class=\"na\">labels<\/span><span class=\"pi\">:<\/span> \r\n        <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">nginx<\/span> \r\n    <span class=\"na\">spec<\/span><span class=\"pi\">:<\/span> \r\n      <span class=\"na\">tolerations<\/span><span class=\"pi\">:<\/span> \r\n      <span class=\"pi\">-<\/span> <span class=\"na\">key<\/span><span class=\"pi\">:<\/span> <span class=\"s2\">\"<\/span><span class=\"s\">env\"<\/span> \r\n        <span class=\"na\">operator<\/span><span class=\"pi\">:<\/span> <span class=\"s2\">\"<\/span><span class=\"s\">Equal\"<\/span> \r\n        <span class=\"na\">value<\/span><span class=\"pi\">:<\/span> <span class=\"s2\">\"<\/span><span class=\"s\">master\"<\/span> \r\n        <span class=\"na\">effect<\/span><span class=\"pi\">:<\/span> <span class=\"s\">NoSchedule<\/span> \r\n      <span class=\"na\">containers<\/span><span class=\"pi\">:<\/span> \r\n      <span class=\"pi\">-<\/span> <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">nginx-container<\/span> \r\n        <span class=\"na\">image<\/span><span class=\"pi\">:<\/span> <span class=\"s\">nginx:latest<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"na\">apiVersion<\/span><span class=\"pi\">:<\/span> <span class=\"s\">apps\/v1<\/span> \r\n<span class=\"na\">kind<\/span><span class=\"pi\">:<\/span> <span class=\"s\">DaemonSet<\/span> \r\n<span class=\"na\">metadata<\/span><span class=\"pi\">:<\/span> \r\n  <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">apache-ds<\/span> \r\n<span class=\"na\">spec<\/span><span class=\"pi\">:<\/span> \r\n  <span class=\"na\">selector<\/span><span class=\"pi\">:<\/span> \r\n    <span class=\"na\">matchLabels<\/span><span class=\"pi\">:<\/span> \r\n      <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">apache<\/span> \r\n  <span class=\"na\">template<\/span><span class=\"pi\">:<\/span> \r\n    <span class=\"na\">metadata<\/span><span class=\"pi\">:<\/span> \r\n      <span class=\"na\">labels<\/span><span class=\"pi\">:<\/span> \r\n        <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">apache<\/span> \r\n    <span class=\"na\">spec<\/span><span class=\"pi\">:<\/span> \r\n      <span class=\"na\">tolerations<\/span><span class=\"pi\">:<\/span> \r\n      <span class=\"pi\">-<\/span> <span class=\"na\">key<\/span><span class=\"pi\">:<\/span> <span class=\"s2\">\"<\/span><span class=\"s\">env\"<\/span> \r\n        <span class=\"na\">operator<\/span><span class=\"pi\">:<\/span> <span class=\"s2\">\"<\/span><span class=\"s\">Equal\"<\/span> \r\n        <span class=\"na\">value<\/span><span class=\"pi\">:<\/span> <span class=\"s2\">\"<\/span><span class=\"s\">master\"<\/span> \r\n        <span class=\"na\">effect<\/span><span class=\"pi\">:<\/span> <span class=\"s\">NoSchedule<\/span> \r\n      <span class=\"na\">containers<\/span><span class=\"pi\">:<\/span> \r\n      <span class=\"pi\">-<\/span> <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">apache-container<\/span> \r\n        <span class=\"na\">image<\/span><span class=\"pi\">:<\/span> <span class=\"s\">shotaohtsuka\/my-httpd-image<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"na\">apiVersion<\/span><span class=\"pi\">:<\/span> <span class=\"s\">apps\/v1<\/span> \r\n<span class=\"na\">kind<\/span><span class=\"pi\">:<\/span> <span class=\"s\">DaemonSet<\/span> \r\n<span class=\"na\">metadata<\/span><span class=\"pi\">:<\/span> \r\n  <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">redis-ds<\/span> \r\n<span class=\"na\">spec<\/span><span class=\"pi\">:<\/span> \r\n  <span class=\"na\">selector<\/span><span class=\"pi\">:<\/span> \r\n    <span class=\"na\">matchLabels<\/span><span class=\"pi\">:<\/span> \r\n      <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">redis<\/span> \r\n  <span class=\"na\">template<\/span><span class=\"pi\">:<\/span> \r\n    <span class=\"na\">metadata<\/span><span class=\"pi\">:<\/span> \r\n      <span class=\"na\">labels<\/span><span class=\"pi\">:<\/span> \r\n        <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">redis<\/span> \r\n    <span class=\"na\">spec<\/span><span class=\"pi\">:<\/span> \r\n      <span class=\"na\">tolerations<\/span><span class=\"pi\">:<\/span> \r\n      <span class=\"pi\">-<\/span> <span class=\"na\">key<\/span><span class=\"pi\">:<\/span> <span class=\"s2\">\"<\/span><span class=\"s\">env\"<\/span> \r\n        <span class=\"na\">operator<\/span><span class=\"pi\">:<\/span> <span class=\"s2\">\"<\/span><span class=\"s\">Equal\"<\/span> \r\n        <span class=\"na\">value<\/span><span class=\"pi\">:<\/span> <span class=\"s2\">\"<\/span><span class=\"s\">master\"<\/span> \r\n        <span class=\"na\">effect<\/span><span class=\"pi\">:<\/span> <span class=\"s\">NoSchedule<\/span> \r\n      <span class=\"na\">containers<\/span><span class=\"pi\">:<\/span> \r\n      <span class=\"pi\">-<\/span> <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">redis-container<\/span> \r\n        <span class=\"na\">image<\/span><span class=\"pi\">:<\/span> <span class=\"s\">redis<\/span>\r\n<\/code><\/pre>\n<p>\u6211\u5c06\u5f00\u59cb\u90e8\u7f72\u8fd9\u4e2a\u3002<br \/>\n\u53ef\u4ee5\u770b\u51fa\u6bcf\u4e2a\u8282\u70b9\u7684IP\u5730\u5740\u5927\u81f4\u4e0a\u662f\u8fde\u7eed\u7684\u3002\u6ca1\u6709\u8fde\u7eed\u7684\u5730\u65b9\u53ef\u80fd\u662f\u7531\u4e8e\u90e8\u7f72\u5931\u8d25\u800c\u8fdb\u884c\u4e862\u30013\u6b21\u91cd\u8bd5\u3002<\/p>\n<pre class=\"post-pre\"><code>root@k8s-master:~\/yaml# kubectl get pod -o wide | grep -i k8s-master \r\nnginx-ds-tkhgg    1\/1     Running   0          23m   10.1.235.211   k8s-master     &lt;none&gt;           &lt;none&gt; \r\napache-ds-t6th6   1\/1     Running   0          23m   10.1.235.212   k8s-master     &lt;none&gt;           &lt;none&gt; \r\nredis-ds-zw869    1\/1     Running   0          10m   10.1.235.215   k8s-master     &lt;none&gt;           &lt;none&gt;\r\n\r\nroot@k8s-master:~\/yaml# kubectl get pod -o wide | grep -i k8s-worker01 \r\nnginx-ds-6nw9w    1\/1     Running   0          23m   10.1.79.75     k8s-worker01   &lt;none&gt;           &lt;none&gt; \r\napache-ds-xv25j   1\/1     Running   0          23m   10.1.79.76     k8s-worker01   &lt;none&gt;           &lt;none&gt; \r\nredis-ds-bv2t9    1\/1     Running   0          11m   10.1.79.79     k8s-worker01   &lt;none&gt;           &lt;none&gt;\r\n\r\nroot@k8s-master:~\/yaml# kubectl get pod -o wide | grep -i k8s-worker02 \r\nnginx-ds-k4ndq    1\/1     Running   0          24m   10.1.69.201    k8s-worker02   &lt;none&gt;           &lt;none&gt; \r\napache-ds-bmtwp   1\/1     Running   0          24m   10.1.69.202    k8s-worker02   &lt;none&gt;           &lt;none&gt; \r\nredis-ds-d2ps6    1\/1     Running   0          11m   10.1.69.205    k8s-worker02   &lt;none&gt;           &lt;none&gt;\r\n\r\nroot@k8s-master:~\/yaml# kubectl get pod -o wide | grep -i k8s-worker03 \r\nnginx-ds-gvx8m    1\/1     Running   0          24m   10.1.39.199    k8s-worker03   &lt;none&gt;           &lt;none&gt; \r\napache-ds-kzpns   1\/1     Running   0          24m   10.1.39.200    k8s-worker03   &lt;none&gt;           &lt;none&gt; \r\nredis-ds-pfrpl    1\/1     Running   0          11m   10.1.39.203    k8s-worker03   &lt;none&gt;           &lt;none&gt;\r\n<\/code><\/pre>\n<p>\u5173\u4e8e\u5206\u914d\u7ed9k8s\u7684pod\u7684IP\u5730\u5740\u8303\u56f4\uff0c\u4f3c\u4e4e\u53ef\u4ee5\u5728&#8221;\/var\/snap\/microk8s\/current\/args\/cni-network\/cni.yaml&#8221;\u6587\u4ef6\u7684\u4ee5\u4e0b\u90e8\u5206\u627e\u5230\u3002\u6bcf\u4e2a\u8282\u70b9\u4f3c\u4e4e\u90fd\u88ab\u5747\u5300\u5206\u914d\u4e86\u4e00\u4e2a\u8303\u56f4&#8230;<\/p>\n<pre class=\"post-pre\"><code><span class=\"c1\"># The default IPv4 pool to create on startup if none exists. Pod IPs will be <\/span>\r\n<span class=\"c1\"># chosen from this range. Changing this value after installation will have <\/span>\r\n<span class=\"c1\"># no effect. This should fall within `--cluster-cidr`. <\/span>\r\n<span class=\"pi\">-<\/span> <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">CALICO_IPV4POOL_CIDR<\/span> \r\n  <span class=\"na\">value<\/span><span class=\"pi\">:<\/span> <span class=\"s2\">\"<\/span><span class=\"s\">10.1.0.0\/16\"<\/span>\r\n<\/code><\/pre>\n<p>\u53e6\u5916\uff0c\u6211\u4eec\u5c06\u68c0\u67e5\u6bcf\u4e2a\u8282\u70b9\u7684VXLAN\u63a5\u53e3\u3002<\/p>\n<pre class=\"post-pre\"><code>root@k8s-master:~# ip a\r\n11: vxlan.calico: &lt;BROADCAST,MULTICAST,UP,LOWER_UP&gt; mtu 1450 qdisc noqueue state UNKNOWN group default \r\n    link\/ether 66:d5:cf:d3:6b:7e brd ff:ff:ff:ff:ff:ff \r\n    inet 10.1.235.192\/32 scope global vxlan.calico \r\n       valid_lft forever preferred_lft forever \r\n    inet6 fe80::64d5:cfff:fed3:6b7e\/64 scope link \r\n       valid_lft forever preferred_lft forever\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code>root@k8s-worker01:~# ip a\r\n5: vxlan.calico: &lt;BROADCAST,MULTICAST,UP,LOWER_UP&gt; mtu 1450 qdisc noqueue state UNKNOWN group default \r\n    link\/ether 66:c1:17:77:92:d1 brd ff:ff:ff:ff:ff:ff \r\n    inet 10.1.79.64\/32 scope global vxlan.calico \r\n       valid_lft forever preferred_lft forever \r\n    inet6 fe80::64c1:17ff:fe77:92d1\/64 scope link \r\n       valid_lft forever preferred_lft forever\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code>root@k8s-worker02:~# ip a\r\n25: vxlan.calico: &lt;BROADCAST,MULTICAST,UP,LOWER_UP&gt; mtu 1450 qdisc noqueue state UNKNOWN group default \r\n    link\/ether 66:ff:2b:bc:03:a3 brd ff:ff:ff:ff:ff:ff \r\n    inet 10.1.69.192\/32 scope global vxlan.calico \r\n       valid_lft forever preferred_lft forever \r\n    inet6 fe80::64ff:2bff:febc:3a3\/64 scope link \r\n       valid_lft forever preferred_lft forever\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code>root@k8s-worker03:~# ip a\r\n5: vxlan.calico: &lt;BROADCAST,MULTICAST,UP,LOWER_UP&gt; mtu 1450 qdisc noqueue state UNKNOWN group default \r\n    link\/ether 66:fc:06:ba:9d:0e brd ff:ff:ff:ff:ff:ff \r\n    inet 10.1.39.192\/32 scope global vxlan.calico \r\n       valid_lft forever preferred_lft forever \r\n    inet6 fe80::64fc:6ff:feba:9d0e\/64 scope link \r\n       valid_lft forever preferred_lft forever\r\n<\/code><\/pre>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d1bf637434c4406c0f8c4\/36-0.png\" alt=\"aaaq2023050601\" \/><\/div>\n<h1>\u90e8\u7f72ClusterIP<\/h1>\n<p>\u4e0b\u9762\u662f\u9884\u5148\u51c6\u5907\u597d\u7684yaml\u6587\u4ef6\uff1a<br \/>\nport\u5b57\u6bb5\u4ee3\u8868ClusterIP\u76d1\u542c\u7684\u7aef\u53e3\uff0ctargetPort\u5b57\u6bb5\u4ee3\u8868Pod\u6b63\u5728\u76d1\u542c\u7684\u7aef\u53e3\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"na\">apiVersion<\/span><span class=\"pi\">:<\/span> <span class=\"s\">v1<\/span> \r\n<span class=\"na\">kind<\/span><span class=\"pi\">:<\/span> <span class=\"s\">Service<\/span> \r\n<span class=\"na\">metadata<\/span><span class=\"pi\">:<\/span> \r\n  <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">clusterip-nginx-ds<\/span> \r\n<span class=\"na\">spec<\/span><span class=\"pi\">:<\/span> \r\n  <span class=\"na\">selector<\/span><span class=\"pi\">:<\/span> \r\n    <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">nginx<\/span> \r\n  <span class=\"na\">type<\/span><span class=\"pi\">:<\/span> <span class=\"s\">ClusterIP<\/span> \r\n  <span class=\"na\">ports<\/span><span class=\"pi\">:<\/span> \r\n  <span class=\"pi\">-<\/span> <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">nginx<\/span> \r\n    <span class=\"na\">port<\/span><span class=\"pi\">:<\/span> <span class=\"s\">80<\/span> \r\n    <span class=\"na\">protocol<\/span><span class=\"pi\">:<\/span> <span class=\"s\">TCP<\/span> \r\n    <span class=\"na\">targetPort<\/span><span class=\"pi\">:<\/span> <span class=\"m\">80<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"na\">apiVersion<\/span><span class=\"pi\">:<\/span> <span class=\"s\">v1<\/span> \r\n<span class=\"na\">kind<\/span><span class=\"pi\">:<\/span> <span class=\"s\">Service<\/span> \r\n<span class=\"na\">metadata<\/span><span class=\"pi\">:<\/span> \r\n  <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">clusterip-apache2-ds<\/span> \r\n<span class=\"na\">spec<\/span><span class=\"pi\">:<\/span> \r\n  <span class=\"na\">selector<\/span><span class=\"pi\">:<\/span> \r\n    <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">apache<\/span> \r\n  <span class=\"na\">type<\/span><span class=\"pi\">:<\/span> <span class=\"s\">ClusterIP<\/span> \r\n  <span class=\"na\">ports<\/span><span class=\"pi\">:<\/span> \r\n  <span class=\"pi\">-<\/span> <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">apache<\/span> \r\n    <span class=\"na\">port<\/span><span class=\"pi\">:<\/span> <span class=\"s\">90<\/span> \r\n    <span class=\"na\">protocol<\/span><span class=\"pi\">:<\/span> <span class=\"s\">TCP<\/span> \r\n    <span class=\"na\">targetPort<\/span><span class=\"pi\">:<\/span> <span class=\"m\">90<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"na\">apiVersion<\/span><span class=\"pi\">:<\/span> <span class=\"s\">v1<\/span> \r\n<span class=\"na\">kind<\/span><span class=\"pi\">:<\/span> <span class=\"s\">Service<\/span> \r\n<span class=\"na\">metadata<\/span><span class=\"pi\">:<\/span> \r\n  <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">clusterip-redis-ds<\/span> \r\n<span class=\"na\">spec<\/span><span class=\"pi\">:<\/span> \r\n  <span class=\"na\">selector<\/span><span class=\"pi\">:<\/span> \r\n    <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">redis<\/span> \r\n  <span class=\"na\">type<\/span><span class=\"pi\">:<\/span> <span class=\"s\">ClusterIP<\/span> \r\n  <span class=\"na\">ports<\/span><span class=\"pi\">:<\/span> \r\n  <span class=\"pi\">-<\/span> <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">redis<\/span> \r\n    <span class=\"na\">port<\/span><span class=\"pi\">:<\/span> <span class=\"s\">6379<\/span> \r\n    <span class=\"na\">protocol<\/span><span class=\"pi\">:<\/span> <span class=\"s\">TCP<\/span> \r\n    <span class=\"na\">targetPort<\/span><span class=\"pi\">:<\/span> <span class=\"m\">6379<\/span>\r\n<\/code><\/pre>\n<p>\u30c7\u30d7\u30ed\u30a4\u3057\u3066\u3044\u304d\u307e\u3059\u3002<br \/>\nkubectl get svc -o wide\u306eCLUSTER-IP\u306b\u632f\u3089\u308c\u3066\u3044\u308bIP\u30a2\u30c9\u30ec\u30b9\u304cClusterIP service\u306b\u5b9f\u969b\u306b\u5272\u308a\u5f53\u3066\u3089\u308c\u3066\u3044\u308bIP\u30a2\u30c9\u30ec\u30b9\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code>root@k8s-master:~\/yaml# kubectl create -f clusterip-nginx-ds.yaml\r\nservice\/clusterip-nginx-ds created \r\nroot@k8s-master:~\/yaml# kubectl create -f clusterip-apache2-ds.yaml \r\nservice\/clusterip-apache2-ds created\r\nroot@k8s-master:~\/yaml# kubectl create -f clusterip-redis-ds.yaml \r\nservice\/clusterip-redis-ds created\r\n\r\nroot@k8s-master:~\/yaml# kubectl get svc -o wide \r\nNAME                   TYPE        CLUSTER-IP       EXTERNAL-IP   PORT(S)    AGE     SELECTOR \r\nkubernetes             ClusterIP   10.152.183.1     &lt;none&gt;        443\/TCP    3d2h    &lt;none&gt; \r\nclusterip-nginx-ds     ClusterIP   10.152.183.123   &lt;none&gt;        80\/TCP     84m     name=nginx \r\nclusterip-apache2-ds   ClusterIP   10.152.183.109   &lt;none&gt;        90\/TCP     4m51s   name=apache \r\nclusterip-redis-ds     ClusterIP   10.152.183.179   &lt;none&gt;        6379\/TCP   8s      name=redis \r\n<\/code><\/pre>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d1bf637434c4406c0f8c4\/44-0.png\" alt=\"aaaq2023050602\" \/><\/div>\n<p>\u4f8b\u3048\u3070nginx\u306eClusterIP\u306eIP\u30a2\u30c9\u30ec\u30b9\u306b\u30dd\u30fc\u30c8\u3092\u7d10\u3065\u3051\u3066curl\u3092\u3059\u308b\u3053\u3068\u3067\u4ee5\u4e0b\u306e\u69d8\u306b\u8ca0\u8377\u5206\u6563\u3057\u3064\u3064pod\u306b\u63a5\u7d9a\u3092\u3057\u307e\u3059\u3002\u305f\u3060ClusterIP\u306f\u3042\u304f\u307e\u3067\u5185\u90e8\u7528\u306e\u3082\u306e\u306b\u306a\u308a\u307e\u3059\u306e\u3067\u3001k8s\u30af\u30e9\u30b9\u30bf\u5916\u304b\u3089\u540c\u69d8\u306e\u3053\u3068\u306f\u51fa\u6765\u307e\u305b\u3093\u3002<\/p>\n<pre class=\"post-pre\"><code>root@k8s-master:~\/yaml# curl 10.152.183.123:80 \r\n&lt;!DOCTYPE html&gt; \r\n&lt;html&gt; \r\n&lt;head&gt; \r\n&lt;title&gt;Welcome to nginx!&lt;\/title&gt; \r\n&lt;style&gt; \r\nhtml { color-scheme: light dark; } \r\nbody { width: 35em; margin: 0 auto; \r\nfont-family: Tahoma, Verdana, Arial, sans-serif; } \r\n&lt;\/style&gt; \r\n&lt;\/head&gt; \r\n&lt;body&gt; \r\n&lt;h1&gt;Welcome to nginx!&lt;\/h1&gt; \r\n&lt;p&gt;If you see this page, the nginx web server is successfully installed and \r\nworking. Further configuration is required.&lt;\/p&gt; \r\n&lt;p&gt;For online documentation and support please refer to \r\n&lt;a href=\"http:\/\/nginx.org\/\"&gt;nginx.org&lt;\/a&gt;.&lt;br\/&gt; \r\nCommercial support is available at \r\n&lt;a href=\"http:\/\/nginx.com\/\"&gt;nginx.com&lt;\/a&gt;.&lt;\/p&gt; \r\n&lt;p&gt;&lt;em&gt;Thank you for using nginx.&lt;\/em&gt;&lt;\/p&gt; \r\n&lt;\/body&gt; \r\n&lt;\/html&gt;\r\n<\/code><\/pre>\n<h1>\u90e8\u7f72 NodePort<\/h1>\n<p>\u7528\u610f\u7684yaml\u6587\u4ef6\u5982\u4e0b\u3002<br \/>\nport\u8868\u793aClusterIP\u76d1\u542c\u7684\u7aef\u53e3\uff0ctargetPort\u8868\u793apod\u76d1\u542c\u7684\u7aef\u53e3\u3002nodePort\u8868\u793a\u6bcf\u4e2a\u8282\u70b9\u76d1\u542c\u7684\u7aef\u53e3\u3002\u4e00\u65e6\u90e8\u7f72NodePort\u670d\u52a1\uff0c\u5c31\u4f1a\u81ea\u52a8\u90e8\u7f72\u76f8\u5173\u7684\u5185\u90e8ClusterIP\u670d\u52a1\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"na\">apiVersion<\/span><span class=\"pi\">:<\/span> <span class=\"s\">v1<\/span> \r\n<span class=\"na\">kind<\/span><span class=\"pi\">:<\/span> <span class=\"s\">Service<\/span> \r\n<span class=\"na\">metadata<\/span><span class=\"pi\">:<\/span> \r\n  <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">nodeport-nginx-ds<\/span> \r\n<span class=\"na\">spec<\/span><span class=\"pi\">:<\/span> \r\n  <span class=\"na\">type<\/span><span class=\"pi\">:<\/span> <span class=\"s\">NodePort<\/span> \r\n  <span class=\"na\">selector<\/span><span class=\"pi\">:<\/span> \r\n    <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">nginx<\/span> \r\n  <span class=\"na\">ports<\/span><span class=\"pi\">:<\/span> \r\n    <span class=\"pi\">-<\/span> <span class=\"na\">port<\/span><span class=\"pi\">:<\/span> <span class=\"s\">80<\/span> \r\n      <span class=\"na\">targetPort<\/span><span class=\"pi\">:<\/span> <span class=\"s\">80<\/span> \r\n      <span class=\"na\">nodePort<\/span><span class=\"pi\">:<\/span> <span class=\"m\">30080<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"na\">apiVersion<\/span><span class=\"pi\">:<\/span> <span class=\"s\">v1<\/span> \r\n<span class=\"na\">kind<\/span><span class=\"pi\">:<\/span> <span class=\"s\">Service<\/span> \r\n<span class=\"na\">metadata<\/span><span class=\"pi\">:<\/span> \r\n  <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">nodeport-apache2-ds<\/span> \r\n<span class=\"na\">spec<\/span><span class=\"pi\">:<\/span> \r\n  <span class=\"na\">type<\/span><span class=\"pi\">:<\/span> <span class=\"s\">NodePort<\/span> \r\n  <span class=\"na\">selector<\/span><span class=\"pi\">:<\/span> \r\n    <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">apache<\/span> \r\n  <span class=\"na\">ports<\/span><span class=\"pi\">:<\/span> \r\n    <span class=\"pi\">-<\/span> <span class=\"na\">port<\/span><span class=\"pi\">:<\/span> <span class=\"s\">90<\/span> \r\n      <span class=\"na\">targetPort<\/span><span class=\"pi\">:<\/span> <span class=\"s\">90<\/span> \r\n      <span class=\"na\">nodePort<\/span><span class=\"pi\">:<\/span> <span class=\"m\">30090<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"na\">apiVersion<\/span><span class=\"pi\">:<\/span> <span class=\"s\">v1<\/span> \r\n<span class=\"na\">kind<\/span><span class=\"pi\">:<\/span> <span class=\"s\">Service<\/span> \r\n<span class=\"na\">metadata<\/span><span class=\"pi\">:<\/span> \r\n  <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">nodeport-redis-ds<\/span> \r\n<span class=\"na\">spec<\/span><span class=\"pi\">:<\/span> \r\n  <span class=\"na\">type<\/span><span class=\"pi\">:<\/span> <span class=\"s\">NodePort<\/span> \r\n  <span class=\"na\">selector<\/span><span class=\"pi\">:<\/span> \r\n    <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">redis<\/span> \r\n  <span class=\"na\">ports<\/span><span class=\"pi\">:<\/span> \r\n    <span class=\"pi\">-<\/span> <span class=\"na\">port<\/span><span class=\"pi\">:<\/span> <span class=\"s\">6379<\/span> \r\n      <span class=\"na\">targetPort<\/span><span class=\"pi\">:<\/span> <span class=\"s\">6379<\/span> \r\n      <span class=\"na\">nodePort<\/span><span class=\"pi\">:<\/span> <span class=\"m\">30379<\/span>\r\n<\/code><\/pre>\n<p>\u6211\u4f1a\u90e8\u7f72\u5b83\u3002<br \/>\nkubectl get svc -o wide\u4e2d\u7684CLUSTER-IP\u4e3a\u6240\u5206\u914d\u7684 ClusterIP \u670d\u52a1\u7684\u5b9e\u9645 IP \u5730\u5740\u3002NodePort \u670d\u52a1\u5728\u90e8\u7f72\u65f6\u5206\u914d\u7684 CLUSTER-IP \u4e0e ClusterIP \u670d\u52a1\u5728\u90e8\u7f72\u65f6\u5206\u914d\u7684 CLUSTER-IP \u662f\u4e0d\u540c\u7684\uff0c\u4f46\u8fd9\u53ef\u80fd\u8868\u793a NodePort \u90e8\u7f72\u65f6\u76f8\u5173\u7684 ClusterIP \u4e5f\u4f1a\u88ab\u90e8\u7f72\u3002<\/p>\n<pre class=\"post-pre\"><code>root@k8s-master:~\/yaml# kubectl create -f nodeport-nginx-ds.yaml \r\nservice\/nodeport-nginx-ds created \r\nroot@k8s-master:~\/yaml# kubectl create -f nodeport-apache2-ds.yaml \r\nservice\/nodeport-apache2-ds created \r\nroot@k8s-master:~\/yaml# kubectl create -f nodeport-redis-ds.yaml \r\nservice\/nodeport-redis-ds created \r\n\r\nroot@k8s-master:~\/yaml# kubectl get svc -o wide \r\nNAME                   TYPE        CLUSTER-IP       EXTERNAL-IP   PORT(S)          AGE     SELECTOR \r\nkubernetes             ClusterIP   10.152.183.1     &lt;none&gt;        443\/TCP          3d3h    &lt;none&gt; \r\nclusterip-nginx-ds     ClusterIP   10.152.183.123   &lt;none&gt;        80\/TCP           166m    name=nginx \r\nclusterip-apache2-ds   ClusterIP   10.152.183.109   &lt;none&gt;        90\/TCP           86m     name=apache \r\nclusterip-redis-ds     ClusterIP   10.152.183.179   &lt;none&gt;        6379\/TCP         81m     name=redis \r\nnodeport-nginx-ds      NodePort    10.152.183.23    &lt;none&gt;        80:30080\/TCP     17m     name=nginx \r\nnodeport-apache2-ds    NodePort    10.152.183.61    &lt;none&gt;        90:30090\/TCP     3m45s   name=apache \r\nnodeport-redis-ds      NodePort    10.152.183.165   &lt;none&gt;        6379:30379\/TCP   8s      name=redis \r\n<\/code><\/pre>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d1bf637434c4406c0f8c4\/54-0.png\" alt=\"aaaq2023050603\" \/><\/div>\n<h1>\u90e8\u7f72\u8d1f\u8f7d\u5747\u8861\u5668.<\/h1>\n<p>\u5728\u90e8\u7f72\u8d1f\u8f7d\u5747\u8861\u5668\uff08LB\uff09\u4e4b\u524d\uff0c\u9a8c\u8bc1\u73af\u5883\u7684\u5185\u5b58\u4f3c\u4e4e\u8fbe\u5230\u4e86\u6781\u9650\uff0c\u6240\u4ee5\u6211\u5c06\u5220\u9664\u4e0a\u8ff0\u90e8\u7f72\u7684\u670d\u52a1\u3002<\/p>\n<pre class=\"post-pre\"><code>root@k8s-master:~\/yaml# kubectl delete svc clusterip-nginx-ds clusterip-apache2-ds clusterip-redis-ds nodeport-nginx-ds nodeport-apache2-ds nodeport-redis-ds \r\nservice \"clusterip-nginx-ds\" deleted \r\nservice \"clusterip-apache2-ds\" deleted \r\nservice \"clusterip-redis-ds\" deleted \r\nservice \"nodeport-nginx-ds\" deleted \r\nservice \"nodeport-apache2-ds\" deleted \r\nservice \"nodeport-redis-ds\" deleted \r\n\r\nroot@k8s-master:~\/yaml# kubectl get svc \r\nNAME         TYPE        CLUSTER-IP     EXTERNAL-IP   PORT(S)   AGE \r\nkubernetes   ClusterIP   10.152.183.1   &lt;none&gt;        443\/TCP   3d4h\r\n<\/code><\/pre>\n<p>\u4e3a\u4e86\u90e8\u7f72lb\u800c\u51c6\u5907\u7684yaml\u6587\u4ef6\u5982\u4e0b\u6240\u793a\u3002<br \/>\nport\u7528\u4e8e\u8bbe\u7f6eLoadBalancer\u548cClusterIP\u76d1\u542c\u7684\u7aef\u53e3\uff0ctargetPort\u7528\u4e8epod\u76d1\u542c\u7684\u7aef\u53e3\u3002\u800cnodePort\u662f\u6bcf\u4e2a\u8282\u70b9\u4e0a\u76d1\u542c\u7684\u7aef\u53e3\u3002\u4e00\u65e6\u90e8\u7f72LoadBalancer\u670d\u52a1\uff0c\u4f3c\u4e4e\u4e5f\u4f1a\u90e8\u7f72\u76f8\u5173\u7684NodePort\u548cClusterIP\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"na\">apiVersion<\/span><span class=\"pi\">:<\/span> <span class=\"s\">v1<\/span> \r\n<span class=\"na\">kind<\/span><span class=\"pi\">:<\/span> <span class=\"s\">Service<\/span> \r\n<span class=\"na\">metadata<\/span><span class=\"pi\">:<\/span> \r\n  <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">lb-nginx-ds<\/span> \r\n<span class=\"na\">spec<\/span><span class=\"pi\">:<\/span> \r\n  <span class=\"na\">type<\/span><span class=\"pi\">:<\/span> <span class=\"s\">LoadBalancer<\/span> \r\n  <span class=\"na\">selector<\/span><span class=\"pi\">:<\/span> \r\n    <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">nginx<\/span> \r\n  <span class=\"na\">ports<\/span><span class=\"pi\">:<\/span> \r\n    <span class=\"pi\">-<\/span> <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">nginx<\/span> \r\n      <span class=\"na\">port<\/span><span class=\"pi\">:<\/span> <span class=\"s\">8080<\/span> \r\n      <span class=\"na\">targetPort<\/span><span class=\"pi\">:<\/span> <span class=\"s\">80<\/span> \r\n      <span class=\"na\">nodePort<\/span><span class=\"pi\">:<\/span> <span class=\"m\">30800<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"na\">apiVersion<\/span><span class=\"pi\">:<\/span> <span class=\"s\">v1<\/span>\r\n<span class=\"na\">kind<\/span><span class=\"pi\">:<\/span> <span class=\"s\">Service<\/span>\r\n<span class=\"na\">metadata<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">lb-apache-ds<\/span>\r\n<span class=\"na\">spec<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"na\">type<\/span><span class=\"pi\">:<\/span> <span class=\"s\">LoadBalancer<\/span>\r\n  <span class=\"na\">selector<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">apache<\/span>\r\n  <span class=\"na\">ports<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"pi\">-<\/span> <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">apache<\/span>\r\n      <span class=\"na\">port<\/span><span class=\"pi\">:<\/span> <span class=\"m\">9090<\/span>\r\n      <span class=\"na\">targetPort<\/span><span class=\"pi\">:<\/span> <span class=\"m\">90<\/span>\r\n      <span class=\"na\">nodePort<\/span><span class=\"pi\">:<\/span> <span class=\"m\">30900<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"na\">apiVersion<\/span><span class=\"pi\">:<\/span> <span class=\"s\">v1<\/span>\r\n<span class=\"na\">kind<\/span><span class=\"pi\">:<\/span> <span class=\"s\">Service<\/span>\r\n<span class=\"na\">metadata<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">lb-redis-ds<\/span>\r\n<span class=\"na\">spec<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"na\">type<\/span><span class=\"pi\">:<\/span> <span class=\"s\">LoadBalancer<\/span>\r\n  <span class=\"na\">selector<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">redis<\/span>\r\n  <span class=\"na\">ports<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"pi\">-<\/span> <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">redis<\/span>\r\n      <span class=\"na\">port<\/span><span class=\"pi\">:<\/span> <span class=\"m\">6379<\/span>\r\n      <span class=\"na\">targetPort<\/span><span class=\"pi\">:<\/span> <span class=\"m\">6379<\/span>\r\n      <span class=\"na\">nodePort<\/span><span class=\"pi\">:<\/span> <span class=\"m\">30379<\/span>\r\n<\/code><\/pre>\n<p>\u5c06\u8fdb\u884c\u90e8\u7f72\u3002<br \/>\nkubectl get svc -o wide\u7684CLUSTER-IP\u6240\u5206\u914d\u7684IP\u5730\u5740\u5c06\u6210\u4e3aClusterIP\u670d\u52a1\u5b9e\u9645\u5206\u914d\u7684IP\u5730\u5740\u3002\u6bcf\u4e2a\u8282\u70b9\u7684NodePort IP\u5730\u5740\u5c06\u76f8\u5e94\u5730\u662f\u5404\u4e2a\u8282\u70b9\u7684IP\u5730\u5740\u3002EXTERNAL-IP\u5e94\u8be5\u662f\u5206\u914d\u7ed9LoadBalancer\u7684IP\u5730\u5740\uff0c\u4f46\u76ee\u524d\u72b6\u6001\u4e3apending\u3002\u8fd9\u662f\u56e0\u4e3aMetalLB\u88ab\u7981\u7528\u4e86\u3002\u63a5\u4e0b\u6765\u5c06\u542f\u7528MetalLB\u3002<\/p>\n<pre class=\"post-pre\"><code>root@k8s-master:~\/yaml# kubectl create -f lb-nginx-ds.yaml \r\nservice\/lb-apache-ds created\r\nroot@k8s-master:~\/yaml# kubectl create -f lb-apache2-ds.yaml\r\nservice\/lb-apache-ds created\r\nroot@k8s-master:~\/yaml# kubectl create -f lb-redis-ds.yaml\r\nservice\/lb-redis-ds created\r\n\r\nroot@k8s-master:~\/yaml# kubectl get svc -o wide\r\nNAME           TYPE           CLUSTER-IP       EXTERNAL-IP   PORT(S)          AGE    SELECTOR\r\nkubernetes     ClusterIP      10.152.183.1     &lt;none&gt;        443\/TCP          41m    &lt;none&gt;\r\nlb-nginx-ds    LoadBalancer   10.152.183.130   &lt;pending&gt;     8080:30800\/TCP   6m3s   name=nginx\r\nlb-apache-ds   LoadBalancer   10.152.183.172   &lt;pending&gt;     9090:30900\/TCP   88s    name=apache\r\nlb-redis-ds    LoadBalancer   10.152.183.250   &lt;pending&gt;     6379:30379\/TCP   7s     name=redis\r\n<\/code><\/pre>\n<p>\u542f\u7528MetalLB\u3002<br \/>\n\u8fd9\u6b21\u6211\u4eec\u4e3aMetalLB\u5206\u914d\u4e86192.168.2.36-40\u8303\u56f4\u7684IP\u5730\u5740\u3002<\/p>\n<pre class=\"post-pre\"><code>root@k8s-master:~\/yaml# microk8s enable metallb\r\nInfer repository core for addon metallb\r\nEnabling MetalLB\r\nEnter each IP address range delimited by comma (e.g. '10.64.140.43-10.64.140.49,192.168.0.105-192.168.0.111'): 192.168.2.36-192.168.2.40\r\nApplying Metallb manifest\r\ncustomresourcedefinition.apiextensions.k8s.io\/addresspools.metallb.io created\r\ncustomresourcedefinition.apiextensions.k8s.io\/bfdprofiles.metallb.io created\r\ncustomresourcedefinition.apiextensions.k8s.io\/bgpadvertisements.metallb.io created\r\ncustomresourcedefinition.apiextensions.k8s.io\/bgppeers.metallb.io created\r\ncustomresourcedefinition.apiextensions.k8s.io\/communities.metallb.io created\r\ncustomresourcedefinition.apiextensions.k8s.io\/ipaddresspools.metallb.io created\r\ncustomresourcedefinition.apiextensions.k8s.io\/l2advertisements.metallb.io created\r\nnamespace\/metallb-system created\r\nserviceaccount\/controller created\r\nserviceaccount\/speaker created\r\nclusterrole.rbac.authorization.k8s.io\/metallb-system:controller created\r\nclusterrole.rbac.authorization.k8s.io\/metallb-system:speaker created\r\nrole.rbac.authorization.k8s.io\/controller created\r\nrole.rbac.authorization.k8s.io\/pod-lister created\r\nclusterrolebinding.rbac.authorization.k8s.io\/metallb-system:controller created\r\nclusterrolebinding.rbac.authorization.k8s.io\/metallb-system:speaker created\r\nrolebinding.rbac.authorization.k8s.io\/controller created\r\nsecret\/webhook-server-cert created\r\nservice\/webhook-service created\r\nrolebinding.rbac.authorization.k8s.io\/pod-lister created\r\ndaemonset.apps\/speaker created\r\ndeployment.apps\/controller created\r\nvalidatingwebhookconfiguration.admissionregistration.k8s.io\/validating-webhook-configuration created\r\nWaiting for Metallb controller to be ready.\r\nerror: timed out waiting for the condition on deployments\/controller\r\nMetalLB controller is still not ready\r\ndeployment.apps\/controller condition met\r\nipaddresspool.metallb.io\/default-addresspool created\r\nl2advertisement.metallb.io\/default-advertise-all-pools created\r\nMetalLB is enabled\r\n<\/code><\/pre>\n<p>\u6fc0\u6d3bMetalLB\u540e\uff0c\u518d\u6b21\u8fd0\u884ckubectl get svc -o wide\u547d\u4ee4\uff0c\u539f\u6765\u662f\u5f85\u5904\u7406\u72b6\u6001\u7684\u5185\u5bb9\u5df2\u7ecf\u6539\u53d8\uff0c\u73b0\u5728\u5206\u914d\u4e86IP\u5730\u5740\uff0c\u662f\u5417\uff1f<\/p>\n<pre class=\"post-pre\"><code>root@k8s-master:~\/yaml# kubectl get svc -o wide\r\nNAME           TYPE           CLUSTER-IP       EXTERNAL-IP    PORT(S)          AGE     SELECTOR\r\nkubernetes     ClusterIP      10.152.183.1     &lt;none&gt;         443\/TCP          44m     &lt;none&gt;\r\nlb-apache-ds   LoadBalancer   10.152.183.172   192.168.2.36   9090:30900\/TCP   3m58s   name=apache\r\nlb-redis-ds    LoadBalancer   10.152.183.250   192.168.2.37   6379:30379\/TCP   2m37s   name=redis\r\nlb-nginx-ds    LoadBalancer   10.152.183.130   192.168.2.38   8080:30800\/TCP   8m33s   name=nginx\r\n<\/code><\/pre>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d1bf637434c4406c0f8c4\/68-0.png\" alt=\"aaaq2023050604\" \/><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u4f60\u597d\uff0c\u6211\u662fClass Act Infrastructure Business Division\u7684\u5927\u585a\u5148\u751f\u3002 \u8fd9 [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-34185","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>\u5728\u90e8\u7f72Kubernetes\u7684\u540c\u65f6\u5c06VXLAN\u3001ClusterIP\u3001NodePort\u548cLoadBalancer\u7ed8\u5236\u5230\u56fe\u8868\u4e2d - 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\" 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