{"id":17230,"date":"2025-05-04T12:03:40","date_gmt":"2025-05-04T04:03:40","guid":{"rendered":"https:\/\/92it.top\/?p=17230"},"modified":"2025-05-04T12:03:40","modified_gmt":"2025-05-04T04:03:40","slug":"openshift-podip-%e9%9b%86%e7%be%a4ip-nodeip-tips","status":"publish","type":"post","link":"https:\/\/92it.top\/?p=17230","title":{"rendered":"OpenShift  PodIP \u96c6\u7fa4IP  NodeIP Tips"},"content":{"rendered":"\n<p>\u5728 Kubernetes \u96c6\u7fa4\u4e2d\uff0cPod IP\u3001\u96c6\u7fa4 IP \u548c Node IP \u662f\u51e0\u4e2a\u5173\u952e\u7684\u7f51\u7edc\u6982\u5ff5\uff0c\u5b83\u4eec\u5728\u529f\u80fd\u548c\u4f7f\u7528\u573a\u666f\u4e0a\u6709\u6240\u533a\u522b\u3002\u4ee5\u4e0b\u4e3a\u4f60\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<p><strong>Pod IP<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><strong>\u5b9a\u4e49<\/strong><\/p>\n\n\n\n<p>Pod IP \u662f\u6bcf\u4e2a Pod \u5728 Kubernetes \u96c6\u7fa4\u7f51\u7edc\u4e2d\u88ab\u5206\u914d\u7684\u552f\u4e00 IP \u5730\u5740\u3002Kubernetes \u4e3a\u6bcf\u4e2a Pod \u5b9e\u4f8b\u5316\u4e00\u4e2a\u72ec\u7acb\u7684\u7f51\u7edc\u547d\u540d\u7a7a\u95f4\uff0c\u5c31\u50cf\u4e3a\u6bcf\u4e2a Pod \u914d\u5907\u4e86\u4e00\u4e2a\u4e13\u5c5e\u7684 \u201c\u7f51\u7edc\u8eab\u4efd\u8bc1\u201d\uff0c\u8fd9\u4e2a \u201c\u8eab\u4efd\u8bc1\u53f7\u7801\u201d \u5c31\u662f Pod IP\u3002<\/p>\n\n\n\n<p>\u6bcf\u4e2a Pod \u5728 Kubernetes \u96c6\u7fa4\u4e2d\u90fd\u4f1a\u88ab\u5206\u914d\u4e00\u4e2a\u552f\u4e00\u7684 IP \u5730\u5740\uff0c\u8fd9\u4e2a IP \u5730\u5740\u5c31\u88ab\u79f0\u4e3a Pod IP\u3002\u5b83\u662f Pod \u5728\u96c6\u7fa4\u7f51\u7edc\u4e2d\u7684\u6807\u8bc6\uff0c\u7528\u4e8e\u5728\u96c6\u7fa4\u5185\u90e8\u8fdb\u884c\u901a\u4fe1\u3002<\/p>\n\n\n\n<p><strong>\u7279\u70b9<\/strong><\/p>\n\n\n\n<ul>\n<li><strong>\u52a8\u6001\u6027<\/strong>\uff1aPod IP \u662f\u52a8\u6001\u5206\u914d\u7684\uff0c\u5f53 Pod \u56e0\u8d44\u6e90\u8c03\u5ea6\u3001\u8282\u70b9\u6545\u969c\u7b49\u539f\u56e0\u88ab\u91cd\u65b0\u521b\u5efa\u6216\u8fc1\u79fb\u5230\u5176\u4ed6\u8282\u70b9\u65f6\uff0c\u5b83\u4f1a\u83b7\u5f97\u65b0\u7684 IP \u5730\u5740\u3002\u8fd9\u662f\u56e0\u4e3a Pod \u7684\u8c03\u5ea6\u7531 Kubernetes \u8c03\u5ea6\u5668\u6839\u636e\u96c6\u7fa4\u8d44\u6e90\u72b6\u51b5\u52a8\u6001\u51b3\u5b9a\uff0c\u4e0d\u540c\u8282\u70b9\u7684\u7f51\u7edc\u73af\u5883\u5b58\u5728\u5dee\u5f02\u3002<\/li>\n\n\n\n<li><strong>\u751f\u547d\u5468\u671f\u77ed<\/strong>\uff1aPod IP \u7684\u751f\u547d\u5468\u671f\u4e0e Pod \u672c\u8eab\u4e00\u81f4\u3002\u5f53 Pod \u88ab\u5220\u9664\u65f6\uff0c\u5bf9\u5e94\u7684 Pod IP \u4f1a\u88ab\u91ca\u653e\uff0c\u4e0d\u518d\u88ab\u4f7f\u7528\u3002<\/li>\n\n\n\n<li><strong>\u52a8\u6001\u5206\u914d<\/strong>\uff1aPod IP \u662f\u5728 Pod \u521b\u5efa\u65f6\u52a8\u6001\u5206\u914d\u7684\uff0c\u5f53 Pod \u88ab\u5220\u9664\u6216\u91cd\u65b0\u521b\u5efa\u65f6\uff0c\u5b83\u53ef\u80fd\u4f1a\u83b7\u5f97\u4e00\u4e2a\u4e0d\u540c\u7684 IP \u5730\u5740\u3002\u8fd9\u662f\u56e0\u4e3a Kubernetes \u7684\u8c03\u5ea6\u5668\u4f1a\u6839\u636e\u96c6\u7fa4\u7684\u8d44\u6e90\u60c5\u51b5\u5c06 Pod \u8c03\u5ea6\u5230\u4e0d\u540c\u7684\u8282\u70b9\u4e0a\uff0c\u800c\u6bcf\u4e2a\u8282\u70b9\u7684\u7f51\u7edc\u73af\u5883\u53ef\u80fd\u4e0d\u540c\u3002<\/li>\n\n\n\n<li><strong>\u751f\u547d\u5468\u671f\u4e0e Pod \u4e00\u81f4<\/strong>\uff1aPod IP \u7684\u751f\u547d\u5468\u671f\u4e0e Pod \u672c\u8eab\u7684\u751f\u547d\u5468\u671f\u7d27\u5bc6\u76f8\u5173\u3002\u5f53 Pod \u88ab\u9500\u6bc1\u65f6\uff0c\u5bf9\u5e94\u7684 Pod IP \u4e5f\u4f1a\u88ab\u91ca\u653e\uff0c\u4e0d\u518d\u88ab\u4f7f\u7528\u3002<\/li>\n\n\n\n<li><strong>\u76f4\u63a5\u8bbf\u95ee Pod<\/strong>\uff1a\u5728\u96c6\u7fa4\u5185\u90e8\uff0c\u5176\u4ed6 Pod \u6216\u670d\u52a1\u53ef\u4ee5\u901a\u8fc7 Pod IP \u76f4\u63a5\u8bbf\u95ee\u8be5 Pod\u3002\u4f8b\u5982\uff0c\u4e00\u4e2a Web \u5e94\u7528 Pod \u53ef\u4ee5\u901a\u8fc7\u53e6\u4e00\u4e2a\u6570\u636e\u5e93 Pod \u7684 Pod IP \u6765\u8fde\u63a5\u6570\u636e\u5e93\u670d\u52a1\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u7528\u6cd5<\/strong><\/p>\n\n\n\n<ul>\n<li><strong>Pod \u95f4\u901a\u4fe1<\/strong>\uff1a\u5728\u96c6\u7fa4\u5185\u90e8\uff0cPod \u53ef\u4ee5\u901a\u8fc7\u5176\u4ed6 Pod \u7684 IP \u5730\u5740\u76f4\u63a5\u8fdb\u884c\u901a\u4fe1\u3002\u4f8b\u5982\uff0c\u4e00\u4e2a\u524d\u7aef Web \u5e94\u7528 Pod \u9700\u8981\u4e0e\u540e\u7aef\u6570\u636e\u5e93 Pod \u4ea4\u4e92\uff0c\u524d\u7aef Pod \u53ef\u4ee5\u4f7f\u7528\u6570\u636e\u5e93 Pod \u7684 IP \u5730\u5740\u5efa\u7acb\u8fde\u63a5\u3002<\/li>\n\n\n\n<li><strong>\u8c03\u8bd5\u4e0e\u76d1\u63a7<\/strong>\uff1a\u5728\u6392\u67e5\u95ee\u9898\u6216\u8fdb\u884c\u6027\u80fd\u76d1\u63a7\u65f6\uff0c\u53ef\u901a\u8fc7 Pod IP \u76f4\u63a5\u8bbf\u95ee\u7279\u5b9a Pod\uff0c\u83b7\u53d6\u5176\u8fd0\u884c\u72b6\u6001\u548c\u65e5\u5fd7\u4fe1\u606f\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u793a\u4f8b<\/strong><\/p>\n\n\n\n<p>\u5047\u8bbe\u6709\u4e00\u4e2a\u540d\u4e3a\u00a0<code>web - app - pod<\/code>\u00a0\u7684 Pod\uff0c\u5b83\u88ab\u5206\u914d\u4e86\u4e00\u4e2a Pod IP \u4e3a\u00a0<code>10.244.1.10<\/code>\u3002\u5728\u96c6\u7fa4\u5185\u90e8\u7684\u5176\u4ed6 Pod \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u8fd9\u4e2a IP \u5730\u5740\u6765\u8bbf\u95ee\u00a0<code>web - app - pod<\/code>\u00a0\u63d0\u4f9b\u7684\u670d\u52a1\uff0c\u5982\u901a\u8fc7\u00a0<code>http:\/\/10.244.1.10:80<\/code>\u00a0\u8bbf\u95ee\u5176 Web \u670d\u52a1\u3002<\/p>\n\n\n\n<p>\u4e0b\u9762\u901a\u8fc7\u4e00\u4e2a\u5177\u4f53\u7684\u573a\u666f\uff0c\u8be6\u7ec6\u4ecb\u7ecd Pod IP \u7684\u5206\u914d\u3001\u4f7f\u7528\u4ee5\u53ca\u76f8\u5173\u6ce8\u610f\u4e8b\u9879\u3002<\/p>\n\n\n\n<p><strong>\u573a\u666f\u8bbe\u5b9a<\/strong><\/p>\n\n\n\n<p>\u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a\u7b80\u5355\u7684\u5fae\u670d\u52a1\u67b6\u6784\u5e94\u7528\uff0c\u5305\u542b\u524d\u7aef Web \u5e94\u7528\u548c\u540e\u7aef\u6570\u636e\u5e93\u670d\u52a1\u3002\u8fd9\u4e24\u4e2a\u670d\u52a1\u5206\u522b\u90e8\u7f72\u5728 Kubernetes \u96c6\u7fa4\u7684\u4e0d\u540c Pod \u4e2d\uff0c\u6211\u4eec\u5c06\u901a\u8fc7 Pod IP \u6765\u5b9e\u73b0\u5b83\u4eec\u4e4b\u95f4\u7684\u901a\u4fe1\u3002<\/p>\n\n\n\n<p>\u6b65\u9aa4 1\uff1a\u521b\u5efa Pod<\/p>\n\n\n\n<p>\u9996\u5148\uff0c\u6211\u4eec\u4f7f\u7528 YAML \u6587\u4ef6\u6765\u521b\u5efa\u524d\u7aef\u548c\u540e\u7aef\u7684 Pod\u3002<\/p>\n\n\n\n<p>\u540e\u7aef\u6570\u636e\u5e93 Pod\uff08<code>backend - db - pod.yaml<\/code>\uff09<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">apiVersion: v1\nkind: Pod\nmetadata:\n  name: backend - db - pod\n  labels:\n    app: backend - db\nspec:\n  containers:\n    - name: backend - db - container\n      image: mysql:8.0\n      env:\n        - name: MYSQL_ROOT_PASSWORD\n          value: \"password\"<\/pre>\n\n\n\n<p>\u901a\u8fc7\u4ee5\u4e0b\u547d\u4ee4\u521b\u5efa\u8be5 Pod\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">kubectl apply -f backend - db - pod.yaml\n<\/pre>\n\n\n\n<p>\u524d\u7aef Web \u5e94\u7528 Pod\uff08<code>frontend - web - pod.yaml<\/code>\uff09<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">apiVersion: v1\nkind: Pod\nmetadata:\n  name: frontend - web - pod\n  labels:\n    app: frontend - web\nspec:\n  containers:\n    - name: frontend - web - container\n      image: nginx:1.21<\/pre>\n\n\n\n<p>\u540c\u6837\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u521b\u5efa\u8be5 Pod\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">kubectl apply -f frontend - web - pod.yaml\n<\/pre>\n\n\n\n<p>\u6b65\u9aa4 2\uff1a\u83b7\u53d6 Pod IP<\/p>\n\n\n\n<p>\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u67e5\u770b Pod \u7684 IP \u5730\u5740\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">kubectl get pods -o wide\n<\/pre>\n\n\n\n<p>\u8f93\u51fa\u53ef\u80fd\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">NAME               READY   STATUS    RESTARTS   AGE   IP           NODE       NOMINATED NODE   READINESS GATES\nbackend - db - pod   1\/1     Running   0          5m    10.244.1.10   node - 1     &lt;none>           &lt;none>\nfrontend - web - pod 1\/1     Running   0          3m    10.244.2.20   node - 2     &lt;none>           &lt;none><\/pre>\n\n\n\n<p>\u4ece\u8f93\u51fa\u4e2d\u53ef\u4ee5\u770b\u5230\uff0c<code>backend - db - pod<\/code>\u00a0\u7684 Pod IP \u662f\u00a0<code>10.244.1.10<\/code>\uff0c<code>frontend - web - pod<\/code>\u00a0\u7684 Pod IP \u662f\u00a0<code>10.244.2.20<\/code>\u3002<\/p>\n\n\n\n<p>\u6b65\u9aa4 3\uff1a\u4f7f\u7528 Pod IP \u8fdb\u884c\u901a\u4fe1<\/p>\n\n\n\n<p>\u73b0\u5728\uff0c\u6211\u4eec\u8981\u8ba9\u524d\u7aef Web \u5e94\u7528 Pod \u8fde\u63a5\u5230\u540e\u7aef\u6570\u636e\u5e93 Pod\u3002\u5047\u8bbe\u524d\u7aef\u5e94\u7528\u9700\u8981\u901a\u8fc7 MySQL \u5ba2\u6237\u7aef\u8fde\u63a5\u5230\u540e\u7aef\u6570\u636e\u5e93\uff0c\u6211\u4eec\u53ef\u4ee5\u8fdb\u5165\u524d\u7aef Pod \u7684\u5bb9\u5668\u5185\u90e8\uff0c\u4f7f\u7528\u00a0<code>mysql<\/code>\u00a0\u547d\u4ee4\u8fdb\u884c\u8fde\u63a5\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">kubectl exec -it frontend - web - pod -- bash\n<\/pre>\n\n\n\n<p>\u8fdb\u5165\u5bb9\u5668\u540e\uff0c\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u8fde\u63a5\u5230\u540e\u7aef\u6570\u636e\u5e93\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">mysql -h 10.244.1.10 -u root -p\n<\/pre>\n\n\n\n<p>\u8f93\u5165\u4e4b\u524d\u8bbe\u7f6e\u7684\u5bc6\u7801\u00a0<code>password<\/code>\uff0c\u5982\u679c\u4e00\u5207\u6b63\u5e38\uff0c\u5c31\u53ef\u4ee5\u6210\u529f\u8fde\u63a5\u5230\u540e\u7aef\u6570\u636e\u5e93\u3002<\/p>\n\n\n\n<p><strong>\u6ce8\u610f\u4e8b\u9879<\/strong><\/p>\n\n\n\n<ul>\n<li><strong>\u52a8\u6001\u6027<\/strong>\uff1a\u5982\u679c\u00a0<code>backend - db - pod<\/code>\u00a0\u56e0\u4e3a\u67d0\u4e9b\u539f\u56e0\uff08\u5982\u8282\u70b9\u6545\u969c\u3001\u8d44\u6e90\u8c03\u5ea6\u7b49\uff09\u88ab\u91cd\u65b0\u521b\u5efa\uff0c\u5b83\u7684 Pod IP \u53ef\u80fd\u4f1a\u53d1\u751f\u53d8\u5316\u3002\u8fd9\u65f6\uff0c\u524d\u7aef Web \u5e94\u7528\u5c31\u9700\u8981\u66f4\u65b0\u8fde\u63a5\u7684 IP \u5730\u5740\uff0c\u5426\u5219\u5c06\u65e0\u6cd5\u8fde\u63a5\u5230\u540e\u7aef\u6570\u636e\u5e93\u3002<\/li>\n\n\n\n<li><strong>\u96c6\u7fa4\u5185\u90e8\u8bbf\u95ee<\/strong>\uff1aPod IP \u53ea\u80fd\u5728 Kubernetes \u96c6\u7fa4\u5185\u90e8\u4f7f\u7528\uff0c\u5916\u90e8\u7f51\u7edc\u65e0\u6cd5\u76f4\u63a5\u901a\u8fc7 Pod IP \u8bbf\u95ee Pod\u3002\u5982\u679c\u9700\u8981\u4ece\u5916\u90e8\u8bbf\u95ee Pod\uff0c\u9700\u8981\u4f7f\u7528\u5176\u4ed6\u65b9\u5f0f\uff0c\u5982 NodePort\u3001LoadBalancer \u6216 Ingress\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u901a\u8fc7\u8fd9\u4e2a\u4f8b\u5b50\uff0c\u4f60\u53ef\u4ee5\u6e05\u695a\u5730\u770b\u5230 Pod IP \u5728 Kubernetes \u96c6\u7fa4\u4e2d\u662f\u5982\u4f55\u5206\u914d\u548c\u4f7f\u7528\u7684\uff0c\u4ee5\u53ca\u5b83\u5728 Pod \u95f4\u901a\u4fe1\u4e2d\u7684\u4f5c\u7528\u548c\u5c40\u9650\u6027\u3002<\/p>\n\n\n\n<p><strong>\u96c6\u7fa4 IP<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><strong>\u5b9a\u4e49<\/strong><\/p>\n\n\n\n<p>\u96c6\u7fa4 IP \u662f Kubernetes \u670d\u52a1\uff08Service\uff09\u5728\u96c6\u7fa4\u5185\u90e8\u7684\u865a\u62df IP \u5730\u5740\u3002\u670d\u52a1\u662f Kubernetes \u4e2d\u4e00\u79cd\u62bd\u8c61\u7684\u6982\u5ff5\uff0c\u5b83\u4e3a\u4e00\u7ec4\u5177\u6709\u76f8\u540c\u529f\u80fd\u7684 Pod \u63d0\u4f9b\u4e86\u4e00\u4e2a\u7edf\u4e00\u7684\u8bbf\u95ee\u5165\u53e3\uff0c\u800c\u96c6\u7fa4 IP \u5c31\u662f\u8fd9\u4e2a\u5165\u53e3\u7684\u6807\u8bc6\u3002<\/p>\n\n\n\n<p><strong>\u7279\u70b9<\/strong><\/p>\n\n\n\n<ul>\n<li><strong>\u9759\u6001\u6027<\/strong>\uff1a\u96c6\u7fa4 IP \u5728\u670d\u52a1\u521b\u5efa\u65f6\u88ab\u5206\u914d\uff0c\u5e76\u4e14\u5728\u670d\u52a1\u7684\u6574\u4e2a\u751f\u547d\u5468\u671f\u5185\u4fdd\u6301\u4e0d\u53d8\u3002\u65e0\u8bba\u540e\u7aef\u7684 Pod \u5982\u4f55\u53d8\u5316\uff0c\u670d\u52a1\u7684\u96c6\u7fa4 IP \u59cb\u7ec8\u7a33\u5b9a\uff0c\u8fd9\u4e3a\u5176\u4ed6\u7ec4\u4ef6\u63d0\u4f9b\u4e86\u4e00\u4e2a\u56fa\u5b9a\u7684\u8bbf\u95ee\u5730\u5740\u3002<\/li>\n\n\n\n<li><strong>\u865a\u62df\u6027<\/strong>\uff1a\u96c6\u7fa4 IP \u662f\u4e00\u4e2a\u865a\u62df\u7684 IP \u5730\u5740\uff0c\u5b83\u5e76\u4e0d\u5bf9\u5e94\u771f\u5b9e\u7684\u7269\u7406\u7f51\u7edc\u63a5\u53e3\uff0c\u53ea\u662f\u7528\u4e8e\u5728\u96c6\u7fa4\u5185\u90e8\u8fdb\u884c\u8def\u7531\u548c\u8d1f\u8f7d\u5747\u8861\u3002<\/li>\n\n\n\n<li><strong>\u9759\u6001\u5206\u914d<\/strong>\uff1a\u4e0e Pod IP \u4e0d\u540c\uff0c\u670d\u52a1\u7684\u96c6\u7fa4 IP \u662f\u5728\u670d\u52a1\u521b\u5efa\u65f6\u9759\u6001\u5206\u914d\u7684\uff0c\u5e76\u4e14\u5728\u670d\u52a1\u7684\u6574\u4e2a\u751f\u547d\u5468\u671f\u5185\u4fdd\u6301\u4e0d\u53d8\u3002\u8fd9\u4f7f\u5f97\u5176\u4ed6 Pod \u6216\u670d\u52a1\u53ef\u4ee5\u4f7f\u7528\u56fa\u5b9a\u7684 IP \u5730\u5740\u6765\u8bbf\u95ee\u8be5\u670d\u52a1\uff0c\u800c\u4e0d\u7528\u62c5\u5fc3\u540e\u7aef Pod \u7684 IP \u5730\u5740\u53d8\u5316\u3002<\/li>\n\n\n\n<li><strong>\u8d1f\u8f7d\u5747\u8861<\/strong>\uff1a\u670d\u52a1\u7684\u96c6\u7fa4 IP \u80cc\u540e\u53ef\u4ee5\u5173\u8054\u591a\u4e2a Pod\uff0c\u5f53\u6709\u8bf7\u6c42\u53d1\u9001\u5230\u8be5\u96c6\u7fa4 IP \u65f6\uff0cKubernetes \u4f1a\u81ea\u52a8\u5c06\u8bf7\u6c42\u8d1f\u8f7d\u5747\u8861\u5230\u5173\u8054\u7684 Pod \u4e0a\u3002\u8fd9\u6837\u53ef\u4ee5\u63d0\u9ad8\u670d\u52a1\u7684\u53ef\u7528\u6027\u548c\u6027\u80fd\u3002<\/li>\n\n\n\n<li><strong>\u4ec5\u5728\u96c6\u7fa4\u5185\u90e8\u53ef\u8bbf\u95ee<\/strong>\uff1a\u670d\u52a1\u7684\u96c6\u7fa4 IP \u53ea\u80fd\u5728\u96c6\u7fa4\u5185\u90e8\u4f7f\u7528\uff0c\u5916\u90e8\u7f51\u7edc\u65e0\u6cd5\u76f4\u63a5\u8bbf\u95ee\u3002\u5982\u679c\u9700\u8981\u5c06\u670d\u52a1\u66b4\u9732\u5230\u5916\u90e8\u7f51\u7edc\uff0c\u901a\u5e38\u9700\u8981\u4f7f\u7528 Ingress \u6216 NodePort \u7b49\u65b9\u5f0f\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u7528\u6cd5<\/strong><\/p>\n\n\n\n<ul>\n<li><strong>\u670d\u52a1\u53d1\u73b0<\/strong>\uff1a\u5728 Kubernetes \u96c6\u7fa4\u4e2d\uff0c\u5e94\u7528\u7a0b\u5e8f\u53ef\u4ee5\u901a\u8fc7\u670d\u52a1\u7684\u96c6\u7fa4 IP \u6765\u53d1\u73b0\u548c\u8bbf\u95ee\u5176\u4ed6\u670d\u52a1\u3002\u4f8b\u5982\uff0c\u4e00\u4e2a\u5fae\u670d\u52a1\u67b6\u6784\u7684\u5e94\u7528\u4e2d\uff0c\u4e0d\u540c\u7684\u670d\u52a1\u4e4b\u95f4\u53ef\u4ee5\u901a\u8fc7\u5f7c\u6b64\u7684\u96c6\u7fa4 IP \u8fdb\u884c\u901a\u4fe1\u3002<\/li>\n\n\n\n<li><strong>\u8d1f\u8f7d\u5747\u8861<\/strong>\uff1a\u5f53\u6709\u8bf7\u6c42\u53d1\u9001\u5230\u670d\u52a1\u7684\u96c6\u7fa4 IP \u65f6\uff0cKubernetes \u4f1a\u81ea\u52a8\u5c06\u8bf7\u6c42\u8d1f\u8f7d\u5747\u8861\u5230\u540e\u7aef\u5173\u8054\u7684 Pod \u4e0a\u3002\u8fd9\u6837\u53ef\u4ee5\u63d0\u9ad8\u670d\u52a1\u7684\u53ef\u7528\u6027\u548c\u6027\u80fd\uff0c\u907f\u514d\u5355\u4e2a Pod \u8d1f\u8f7d\u8fc7\u9ad8\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u793a\u4f8b<\/strong><\/p>\n\n\n\n<p>\u5047\u8bbe\u6709\u4e00\u4e2a\u540d\u4e3a\u00a0<code>web - service<\/code>\u00a0\u7684\u670d\u52a1\uff0c\u5b83\u5173\u8054\u4e86\u591a\u4e2a\u00a0<code>web - app - pod<\/code>\u3002\u8be5\u670d\u52a1\u88ab\u5206\u914d\u4e86\u4e00\u4e2a\u96c6\u7fa4 IP \u4e3a\u00a0<code>172.30.1.10<\/code>\u3002\u5728\u96c6\u7fa4\u5185\u90e8\u7684\u5176\u4ed6 Pod \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u8fd9\u4e2a\u96c6\u7fa4 IP \u6765\u8bbf\u95ee\u00a0<code>web - service<\/code>\uff0c\u5982\u901a\u8fc7\u00a0<code>http:\/\/172.30.1.10:80<\/code>\u00a0\u8bbf\u95ee\u5176 Web \u670d\u52a1\u3002Kubernetes \u4f1a\u81ea\u52a8\u5c06\u8bf7\u6c42\u8f6c\u53d1\u5230\u5173\u8054\u7684\u00a0<code>web - app - pod<\/code>\u00a0\u4e4b\u4e00\u3002<\/p>\n\n\n\n<p><strong>\u573a\u666f\u8bbe\u5b9a<\/strong><\/p>\n\n\n\n<p>\u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a\u7531\u591a\u4e2a\u526f\u672c\u7ec4\u6210\u7684 Web \u5e94\u7528\uff0c\u90e8\u7f72\u5728 Kubernetes \u96c6\u7fa4\u4e2d\uff0c\u6211\u4eec\u5e0c\u671b\u901a\u8fc7\u4e00\u4e2a\u56fa\u5b9a\u7684 IP \u5730\u5740\u6765\u8bbf\u95ee\u8fd9\u4e2a\u5e94\u7528\uff0c\u5e76\u4e14\u5b9e\u73b0\u8d1f\u8f7d\u5747\u8861\uff0c\u8ba9\u8bf7\u6c42\u80fd\u591f\u5747\u5300\u5730\u5206\u53d1\u5230\u5404\u4e2a\u526f\u672c\u4e0a\u3002\u8fd9\u65f6\u5c31\u53ef\u4ee5\u4f7f\u7528\u96c6\u7fa4 IP \u6765\u5b9e\u73b0\u3002<\/p>\n\n\n\n<p>\u6b65\u9aa4 1\uff1a\u521b\u5efa Deployment<\/p>\n\n\n\n<p>\u9996\u5148\uff0c\u521b\u5efa\u4e00\u4e2a Deployment \u6765\u90e8\u7f72 Web \u5e94\u7528\u7684\u591a\u4e2a\u526f\u672c\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684 Deployment YAML \u6587\u4ef6\uff08<code>web - app - deployment.yaml<\/code>\uff09\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">apiVersion: apps\/v1\nkind: Deployment\nmetadata:\n  name: web - app - deployment\nspec:\n  replicas: 3\n  selector:\n    matchLabels:\n      app: web - app\n  template:\n    metadata:\n      labels:\n        app: web - app\n    spec:\n      containers:\n        - name: web - app - container\n          image: nginx:1.21\n          ports:\n            - containerPort: 80<\/pre>\n\n\n\n<p>\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u521b\u5efa Deployment\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">kubectl apply -f web - app - deployment.yaml\n<\/pre>\n\n\n\n<p>\u6b65\u9aa4 2\uff1a\u521b\u5efa Service<\/p>\n\n\n\n<p>\u63a5\u4e0b\u6765\uff0c\u521b\u5efa\u4e00\u4e2a Service \u6765\u4e3a Web \u5e94\u7528\u7684 Deployment \u63d0\u4f9b\u96c6\u7fa4 IP\u3002\u4ee5\u4e0b\u662f Service \u7684 YAML \u6587\u4ef6\uff08<code>web - app - service.yaml<\/code>\uff09\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">apiVersion: v1\nkind: Service\nmetadata:\n  name: web - app - service\nspec:\n  selector:\n    app: web - app\n  ports:\n    - protocol: TCP\n      port: 80\n      targetPort: 80<\/pre>\n\n\n\n<p>\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u521b\u5efa Service\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">kubectl apply -f web - app - service.yaml\n<\/pre>\n\n\n\n<p>\u6b65\u9aa4 3\uff1a\u83b7\u53d6\u96c6\u7fa4 IP<\/p>\n\n\n\n<p>\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u67e5\u770b Service \u7684\u96c6\u7fa4 IP\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">kubectl get services\n<\/pre>\n\n\n\n<p>\u8f93\u51fa\u53ef\u80fd\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">NAME            TYPE        CLUSTER - IP       EXTERNAL - IP   PORT(S)   AGE\nweb - app - service   ClusterIP   10.96.0.100      &lt;none>        80\/TCP    5m<\/pre>\n\n\n\n<p>\u8fd9\u91cc\u7684\u00a0<code>10.96.0.100<\/code>\u00a0\u5c31\u662f\u00a0<code>web - app - service<\/code>\u00a0\u7684\u96c6\u7fa4 IP\u3002<\/p>\n\n\n\n<p>\u6b65\u9aa4 4\uff1a\u4f7f\u7528\u96c6\u7fa4 IP \u8fdb\u884c\u8bbf\u95ee<\/p>\n\n\n\n<p>\u5728 Kubernetes \u96c6\u7fa4\u5185\u90e8\uff0c\u5176\u4ed6 Pod \u53ef\u4ee5\u901a\u8fc7\u8fd9\u4e2a\u96c6\u7fa4 IP \u6765\u8bbf\u95ee Web \u5e94\u7528\u3002\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u6d4b\u8bd5 Pod\uff0c\u5728\u5176\u4e2d\u4f7f\u7528&nbsp;<code>curl<\/code>&nbsp;\u547d\u4ee4\u6765\u8bbf\u95ee Web \u5e94\u7528\uff1a<\/p>\n\n\n\n<p>\u521b\u5efa\u6d4b\u8bd5 Pod \u7684 YAML \u6587\u4ef6\uff08<code>test - pod.yaml<\/code>\uff09\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">apiVersion: v1\nkind: Pod\nmetadata:\n  name: test - pod\nspec:\n  containers:\n    - name: test - container\n      image: busybox:1.35\n      command: [\"sh\", \"-c\", \"while true; do curl -s http:\/\/10.96.0.100; sleep 5; done\"]<\/pre>\n\n\n\n<p>\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u521b\u5efa\u6d4b\u8bd5 Pod\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">kubectl apply -f test - pod.yaml\n<\/pre>\n\n\n\n<p>\u6d4b\u8bd5 Pod \u4f1a\u4e0d\u65ad\u5730\u5411\u00a0<code>10.96.0.100<\/code>\u00a0\u53d1\u9001\u8bf7\u6c42\uff0cKubernetes \u4f1a\u81ea\u52a8\u5c06\u8bf7\u6c42\u8d1f\u8f7d\u5747\u8861\u5230\u540e\u7aef\u7684 Web \u5e94\u7528 Pod \u4e0a\u3002<\/p>\n\n\n\n<p><strong>\u6ce8\u610f\u4e8b\u9879<\/strong><\/p>\n\n\n\n<ul>\n<li><strong>\u96c6\u7fa4\u5185\u90e8\u901a\u4fe1<\/strong>\uff1a\u96c6\u7fa4 IP \u4e3b\u8981\u7528\u4e8e Kubernetes \u96c6\u7fa4\u5185\u90e8\u7684\u901a\u4fe1\uff0c\u5916\u90e8\u65e0\u6cd5\u76f4\u63a5\u8bbf\u95ee\u3002\u5982\u679c\u9700\u8981\u5916\u90e8\u8bbf\u95ee\uff0c\u9700\u8981\u4f7f\u7528\u00a0<code>NodePort<\/code>\u3001<code>LoadBalancer<\/code>\u00a0\u7b49\u7c7b\u578b\u7684 Service\uff0c\u6216\u8005\u901a\u8fc7\u00a0<code>Ingress<\/code>\u00a0\u6765\u66b4\u9732\u670d\u52a1\u3002<\/li>\n\n\n\n<li><strong>\u670d\u52a1\u53d1\u73b0<\/strong>\uff1a\u5728\u96c6\u7fa4\u4e2d\uff0c\u5176\u4ed6\u5e94\u7528\u53ef\u4ee5\u901a\u8fc7\u670d\u52a1\u7684\u540d\u79f0\u6216\u8005\u96c6\u7fa4 IP \u6765\u53d1\u73b0\u548c\u8bbf\u95ee\u8be5\u670d\u52a1\u3002Kubernetes \u7684 DNS \u7cfb\u7edf\u4f1a\u81ea\u52a8\u5c06\u670d\u52a1\u540d\u79f0\u89e3\u6790\u4e3a\u96c6\u7fa4 IP\uff0c\u65b9\u4fbf\u5e94\u7528\u4e4b\u95f4\u7684\u901a\u4fe1\u3002<\/li>\n\n\n\n<li><strong>\u8d1f\u8f7d\u5747\u8861<\/strong>\uff1a\u96c6\u7fa4 IP \u914d\u5408 Kubernetes \u7684\u8d1f\u8f7d\u5747\u8861\u673a\u5236\uff0c\u80fd\u591f\u5c06\u8bf7\u6c42\u5747\u5300\u5730\u5206\u53d1\u5230\u540e\u7aef\u7684 Pod \u4e0a\uff0c\u63d0\u9ad8\u670d\u52a1\u7684\u53ef\u7528\u6027\u548c\u6027\u80fd\u3002\u4f46\u662f\uff0c\u5177\u4f53\u7684\u8d1f\u8f7d\u5747\u8861\u7b97\u6cd5\u548c\u7b56\u7565\u53ef\u4ee5\u6839\u636e\u5b9e\u9645\u9700\u6c42\u8fdb\u884c\u914d\u7f6e\u548c\u8c03\u6574\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u901a\u8fc7\u8fd9\u4e2a\u4f8b\u5b50\uff0c\u4f60\u53ef\u4ee5\u4e86\u89e3\u5230\u96c6\u7fa4 IP \u5728 Kubernetes \u4e2d\u7684\u4f5c\u7528\u548c\u4f7f\u7528\u65b9\u6cd5\uff0c\u4ee5\u53ca\u5982\u4f55\u901a\u8fc7\u96c6\u7fa4 IP \u6765\u5b9e\u73b0\u670d\u52a1\u7684\u66b4\u9732\u548c\u8d1f\u8f7d\u5747\u8861\u3002\u7f16\u8f91\u5206\u4eab<\/p>\n\n\n\n<p><strong>Node IP<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><strong>\u5b9a\u4e49<\/strong><\/p>\n\n\n\n<p>Node IP \u662f Kubernetes \u96c6\u7fa4\u4e2d\u6bcf\u4e2a\u8282\u70b9\uff08\u7269\u7406\u673a\u6216\u865a\u62df\u673a\uff09\u7684\u5b9e\u9645 IP \u5730\u5740\uff0c\u4e5f\u5c31\u662f\u8282\u70b9\u7684\u7269\u7406\u7f51\u5361\u6240\u914d\u7f6e\u7684 IP \u5730\u5740\u3002<\/p>\n\n\n\n<p><strong>\u7279\u70b9<\/strong><\/p>\n\n\n\n<ul>\n<li><strong>\u7269\u7406\u6027<\/strong>\uff1aNode IP \u662f\u8282\u70b9\u5728\u7f51\u7edc\u4e2d\u7684\u771f\u5b9e\u6807\u8bc6\uff0c\u5b83\u5bf9\u5e94\u7740\u8282\u70b9\u7684\u7269\u7406\u7f51\u7edc\u63a5\u53e3\u3002<\/li>\n\n\n\n<li><strong>\u7a33\u5b9a\u6027<\/strong>\uff1a\u901a\u5e38\u60c5\u51b5\u4e0b\uff0cNode IP \u5728\u8282\u70b9\u7684\u751f\u547d\u5468\u671f\u5185\u4fdd\u6301\u76f8\u5bf9\u7a33\u5b9a\uff0c\u9664\u975e\u8282\u70b9\u7684\u7f51\u7edc\u914d\u7f6e\u53d1\u751f\u6539\u53d8\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u7528\u6cd5<\/strong><\/p>\n\n\n\n<ul>\n<li><strong>\u5916\u90e8\u8bbf\u95ee<\/strong>\uff1a\u901a\u8fc7 NodePort\u3001LoadBalancer \u7b49\u670d\u52a1\u7c7b\u578b\uff0c\u53ef\u4ee5\u5c06\u96c6\u7fa4\u5185\u90e8\u7684\u670d\u52a1\u66b4\u9732\u5230\u5916\u90e8\u7f51\u7edc\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u5916\u90e8\u5ba2\u6237\u7aef\u53ef\u4ee5\u901a\u8fc7\u8282\u70b9\u7684 IP \u5730\u5740\u548c\u5bf9\u5e94\u7684\u7aef\u53e3\u6765\u8bbf\u95ee\u96c6\u7fa4\u5185\u7684\u670d\u52a1\u3002<\/li>\n\n\n\n<li><strong>\u8282\u70b9\u7ba1\u7406<\/strong>\uff1a\u7ba1\u7406\u5458\u53ef\u4ee5\u4f7f\u7528 Node IP \u5bf9\u8282\u70b9\u8fdb\u884c\u8fdc\u7a0b\u7ba1\u7406\u548c\u76d1\u63a7\uff0c\u4f8b\u5982\u901a\u8fc7 SSH \u8fde\u63a5\u5230\u8282\u70b9\u8fdb\u884c\u7cfb\u7edf\u7ef4\u62a4\u3001\u67e5\u770b\u8282\u70b9\u7684\u8d44\u6e90\u4f7f\u7528\u60c5\u51b5\u7b49\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u4e09\u8005\u7684\u533a\u522b\u603b\u7ed3<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u7c7b\u578b<\/th><th>\u5206\u914d\u65b9\u5f0f<\/th><th>\u751f\u547d\u5468\u671f<\/th><th>\u7528\u9014<\/th><th>\u8bbf\u95ee\u8303\u56f4<\/th><\/tr><\/thead><tbody><tr><td>Pod IP<\/td><td>\u52a8\u6001\u5206\u914d<\/td><td>\u4e0e Pod \u4e00\u81f4<\/td><td>Pod \u95f4\u901a\u4fe1\u3001\u8c03\u8bd5\u76d1\u63a7<\/td><td>\u96c6\u7fa4\u5185\u90e8<\/td><\/tr><tr><td>\u96c6\u7fa4 IP<\/td><td>\u9759\u6001\u5206\u914d<\/td><td>\u4e0e\u670d\u52a1\u4e00\u81f4<\/td><td>\u670d\u52a1\u53d1\u73b0\u3001\u8d1f\u8f7d\u5747\u8861<\/td><td>\u96c6\u7fa4\u5185\u90e8<\/td><\/tr><tr><td>Node IP<\/td><td>\u7269\u7406\u914d\u7f6e<\/td><td>\u76f8\u5bf9\u7a33\u5b9a<\/td><td>\u5916\u90e8\u8bbf\u95ee\u3001\u8282\u70b9\u7ba1\u7406<\/td><td>\u5185\u5916\u90e8\u5747\u53ef<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u8fd9\u4e9b IP \u5730\u5740\u76f8\u4e92\u534f\u4f5c\uff0c\u5171\u540c\u6784\u5efa\u4e86 Kubernetes \u96c6\u7fa4\u7684\u7f51\u7edc\u901a\u4fe1\u4f53\u7cfb\uff0c\u4f7f\u5f97\u5e94\u7528\u7a0b\u5e8f\u80fd\u591f\u5728\u96c6\u7fa4\u5185\u9ad8\u6548\u3001\u7a33\u5b9a\u5730\u8fd0\u884c\uff0c\u5e76\u4e0e\u5916\u90e8\u73af\u5883\u8fdb\u884c\u4ea4\u4e92\u3002\u7f16\u8f91\u5206\u4eab<\/p>\n\n\n\n<p><strong>\u573a\u666f\u8bbe\u5b9a<\/strong><\/p>\n\n\n\n<p>\u5047\u8bbe\u4f60\u6709\u4e00\u4e2a Kubernetes \u96c6\u7fa4\uff0c\u7531\u591a\u4e2a\u8282\u70b9\u7ec4\u6210\uff0c\u5176\u4e2d\u4e00\u4e2a\u8282\u70b9\u8fd0\u884c\u7740\u4e00\u4e2a\u9700\u8981\u5bf9\u5916\u63d0\u4f9b\u670d\u52a1\u7684\u5e94\u7528\uff0c\u5e76\u4e14\u8be5\u5e94\u7528\u901a\u8fc7 NodePort \u7c7b\u578b\u7684 Service \u66b4\u9732\u5230\u5916\u90e8\u7f51\u7edc\uff0c\u5916\u90e8\u5ba2\u6237\u7aef\u5c06\u901a\u8fc7 Node IP \u548c NodePort \u6765\u8bbf\u95ee\u8fd9\u4e2a\u5e94\u7528\u3002<\/p>\n\n\n\n<p>\u6b65\u9aa4 1\uff1a\u67e5\u770b\u8282\u70b9\u4fe1\u606f<\/p>\n\n\n\n<p>\u9996\u5148\uff0c\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u67e5\u770b Kubernetes \u96c6\u7fa4\u4e2d\u7684\u8282\u70b9\u5217\u8868\u53ca\u76f8\u5173\u4fe1\u606f\uff0c\u5305\u62ec Node IP\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">kubectl get nodes -o wide\n<\/pre>\n\n\n\n<p>\u8f93\u51fa\u53ef\u80fd\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">NAME        STATUS   ROLES    AGE   VERSION   INTERNAL - IP   EXTERNAL - IP   OS - IMAGE             KERNEL - VERSION      CONTAINER - RUNTIME\nnode - 1    Ready    &lt;none>   10d   v1.23.0   192.168.1.100   &lt;none>        Ubuntu 20.04.4 LTS   5.15.0 - 43 - generic   containerd:\/\/1.6.4\nnode - 2    Ready    &lt;none>   10d   v1.23.0   192.168.1.101   &lt;none>        Ubuntu 20.04.4 LTS   5.15.0 - 43 - generic   containerd:\/\/1.6.4<\/pre>\n\n\n\n<p>\u8fd9\u91cc\u7684\u00a0<code>192.168.1.100<\/code>\u00a0\u548c\u00a0<code>192.168.1.101<\/code>\u00a0\u5206\u522b\u662f\u00a0<code>node - 1<\/code>\u00a0\u548c\u00a0<code>node - 2<\/code>\u00a0\u7684\u5185\u90e8 IP \u5730\u5740\uff0c\u4e5f\u5c31\u662f Node IP\u3002\u5728\u5b9e\u9645\u73af\u5883\u4e2d\uff0c\u5982\u679c\u8282\u70b9\u6709\u516c\u7f51 IP\uff0c\u4e5f\u53ef\u80fd\u4f1a\u5728\u00a0<code>EXTERNAL - IP<\/code>\u00a0\u5b57\u6bb5\u663e\u793a\u3002<\/p>\n\n\n\n<p>\u6b65\u9aa4 2\uff1a\u90e8\u7f72\u5e94\u7528<\/p>\n\n\n\n<p>\u63a5\u4e0b\u6765\uff0c\u521b\u5efa\u4e00\u4e2a Deployment \u6765\u90e8\u7f72\u5e94\u7528\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684 Deployment YAML \u6587\u4ef6\uff08<code>app - deployment.yaml<\/code>\uff09\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">apiVersion: apps\/v1\nkind: Deployment\nmetadata:\n  name: app - deployment\nspec:\n  replicas: 2\n  selector:\n    matchLabels:\n      app: my - app\n  template:\n    metadata:\n      labels:\n        app: my - app\n    spec:\n      containers:\n        - name: app - container\n          image: nginx:1.21\n          ports:\n            - containerPort: 80<\/pre>\n\n\n\n<p>\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u521b\u5efa Deployment\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">kubectl apply -f app - deployment.yaml\n<\/pre>\n\n\n\n<p>\u6b65\u9aa4 3\uff1a\u521b\u5efa Service<\/p>\n\n\n\n<p>\u521b\u5efa\u4e00\u4e2a NodePort \u7c7b\u578b\u7684 Service \u6765\u66b4\u9732\u5e94\u7528\u3002\u4ee5\u4e0b\u662f Service \u7684 YAML \u6587\u4ef6\uff08<code>app - service.yaml<\/code>\uff09\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">apiVersion: v1\nkind: Service\nmetadata:\n  name: app - service\nspec:\n  type: NodePort\n  selector:\n    app: my - app\n  ports:\n    - protocol: TCP\n      port: 80\n      targetPort: 80\n      nodePort: 30080<\/pre>\n\n\n\n<p>\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u521b\u5efa Service\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">kubectl apply -f app - service.yaml\n<\/pre>\n\n\n\n<p>\u6b65\u9aa4 4\uff1a\u4f7f\u7528 Node IP \u8bbf\u95ee\u5e94\u7528<\/p>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u5e94\u7528\u901a\u8fc7 NodePort&nbsp;<code>30080<\/code>&nbsp;\u66b4\u9732\u5230\u5916\u90e8\u7f51\u7edc\u3002\u5916\u90e8\u5ba2\u6237\u7aef\u53ef\u4ee5\u901a\u8fc7\u8bbf\u95ee\u4efb\u610f\u8282\u70b9\u7684 Node IP \u548c NodePort \u6765\u8bbf\u95ee\u5e94\u7528\uff0c\u4f8b\u5982\uff1a<code>http:\/\/192.168.1.100:30080<\/code>&nbsp;\u6216&nbsp;<code>http:\/\/192.168.1.101:30080<\/code>\u3002Kubernetes \u4f1a\u5c06\u8bf7\u6c42\u8f6c\u53d1\u5230\u540e\u7aef\u8fd0\u884c\u7740\u5e94\u7528\u7684 Pod \u4e0a\u3002<\/p>\n\n\n\n<p><strong>\u6ce8\u610f\u4e8b\u9879<\/strong><\/p>\n\n\n\n<ul>\n<li><strong>\u8282\u70b9\u7f51\u7edc\u914d\u7f6e<\/strong>\uff1a\u786e\u4fdd\u8282\u70b9\u4e4b\u95f4\u7684\u7f51\u7edc\u662f\u53ef\u8fbe\u7684\uff0c\u5e76\u4e14\u5916\u90e8\u5ba2\u6237\u7aef\u80fd\u591f\u8bbf\u95ee\u5230\u8282\u70b9\u7684 IP \u5730\u5740\u3002\u5982\u679c\u8282\u70b9\u4f4d\u4e8e\u79c1\u6709\u7f51\u7edc\u4e2d\uff0c\u53ef\u80fd\u9700\u8981\u8fdb\u884c\u7f51\u7edc\u5730\u5740\u8f6c\u6362\uff08NAT\uff09\u6216\u5176\u4ed6\u7f51\u7edc\u914d\u7f6e\uff0c\u4ee5\u4fbf\u5916\u90e8\u80fd\u591f\u8bbf\u95ee\u3002<\/li>\n\n\n\n<li><strong>\u670d\u52a1\u5206\u5e03<\/strong>\uff1a\u5f53\u4f7f\u7528 NodePort \u7c7b\u578b\u7684 Service \u65f6\uff0c\u8bf7\u6c42\u53ef\u4ee5\u5230\u8fbe\u4efb\u4f55\u4e00\u4e2a\u8282\u70b9\uff0c\u7136\u540e\u7531\u8282\u70b9\u5c06\u8bf7\u6c42\u8f6c\u53d1\u5230\u5bf9\u5e94\u7684 Pod\u3002\u56e0\u6b64\uff0c\u8981\u786e\u4fdd\u5e94\u7528\u5728\u5404\u4e2a\u8282\u70b9\u4e0a\u90fd\u80fd\u6b63\u5e38\u8fd0\u884c\uff0c\u6216\u8005\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u8fdb\u884c\u5408\u7406\u7684\u8d1f\u8f7d\u5747\u8861\u548c\u6545\u969c\u8f6c\u79fb\u914d\u7f6e\u3002<\/li>\n\n\n\n<li><strong>\u5b89\u5168\u6027<\/strong>\uff1a\u76f4\u63a5\u901a\u8fc7 Node IP \u548c NodePort \u66b4\u9732\u670d\u52a1\u5230\u5916\u90e8\u7f51\u7edc\u53ef\u80fd\u5b58\u5728\u5b89\u5168\u98ce\u9669\u3002\u5efa\u8bae\u6839\u636e\u5b9e\u9645\u9700\u6c42\u914d\u7f6e\u9632\u706b\u5899\u89c4\u5219\u3001TLS \u52a0\u5bc6\u7b49\u5b89\u5168\u63aa\u65bd\uff0c\u4ee5\u4fdd\u62a4\u5e94\u7528\u548c\u6570\u636e\u7684\u5b89\u5168\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u901a\u8fc7\u8fd9\u4e2a\u4f8b\u5b50\uff0c\u4f60\u53ef\u4ee5\u770b\u5230 Node IP \u5728 Kubernetes \u96c6\u7fa4\u4e2d\u5982\u4f55\u7528\u4e8e\u5916\u90e8\u8bbf\u95ee\u5e94\u7528\uff0c\u4ee5\u53ca\u76f8\u5173\u7684\u914d\u7f6e\u548c\u6ce8\u610f\u4e8b\u9879\u3002<\/p>\n\n\n\n<p><strong>\u5982\u4f55\u5728\u96c6\u7fa4\u5916\u8bbf\u95ee\u670d\u52a1?<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>\u82e5\u60f3\u5728\u96c6\u7fa4\u5916\u8bbf\u95ee\u670d\u52a1 \uff0c\u96c6\u7fa4 IP \u672c\u8eab\u4e0d\u884c\uff0c\u56e0\u4e3a\u5b83\u662f\u4ec5\u7528\u4e8e\u96c6\u7fa4\u5185\u90e8\u901a\u4fe1\u7684\u865a\u62df IP \u3002\u4e00\u822c\u53ef\u501f\u52a9\u4ee5\u4e0b\u51e0\u79cd IP \u6765\u5b9e\u73b0\u96c6\u7fa4\u5916\u8bbf\u95ee\uff1a<\/p>\n\n\n\n<p><strong>Node IP + NodePort<\/strong><\/p>\n\n\n\n<ul>\n<li><strong>\u539f\u7406<\/strong>\uff1aNodePort \u7c7b\u578b\u7684\u670d\u52a1\u4f1a\u5728\u96c6\u7fa4\u6bcf\u4e2a\u8282\u70b9\u4e0a\u5f00\u653e\u4e00\u4e2a\u7279\u5b9a\u7aef\u53e3\uff08NodePort \uff09\uff0c\u5916\u90e8\u53ef\u901a\u8fc7\u4efb\u610f\u8282\u70b9\u7684 Node IP\uff08\u8282\u70b9\u7684\u7269\u7406\u7f51\u5361 IP \uff09\u548c\u8be5 NodePort \u8bbf\u95ee\u670d\u52a1 \u3002Kubernetes \u4f1a\u5c06\u8bf7\u6c42\u8f6c\u53d1\u5230\u540e\u7aef\u5bf9\u5e94\u7684 Pod \u3002<\/li>\n\n\n\n<li><strong>\u793a\u4f8b<\/strong>\uff1a\u5047\u8bbe\u96c6\u7fa4\u6709\u8282\u70b9 A\uff08IP\uff1a192.168.1.10 \uff09\u3001B\uff08IP\uff1a192.168.1.11 \uff09 \uff0c\u521b\u5efa NodePort \u670d\u52a1\u5f00\u653e 30080 \u7aef\u53e3\u6620\u5c04\u5230\u540e\u7aef\u670d\u52a1 \uff0c\u90a3\u4e48\u5916\u90e8\u53ef\u901a\u8fc7\u00a0<code>http:\/\/192.168.1.10:30080<\/code>\u00a0\u6216\u00a0<code>http:\/\/192.168.1.11:30080<\/code>\u00a0\u8bbf\u95ee \u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u5916\u90e8\u8d1f\u8f7d\u5747\u8861\u5668 IP\uff08LoadBalancer \u7c7b\u578b\u670d\u52a1 \uff09<\/strong><\/p>\n\n\n\n<ul>\n<li><strong>\u539f\u7406<\/strong>\uff1a\u5728\u652f\u6301\u8d1f\u8f7d\u5747\u8861\u5668\u7684\u4e91\u73af\u5883\uff08\u5982 AWS\u3001GCE \u7b49 \uff09\u4e2d\uff0c\u521b\u5efa LoadBalancer \u7c7b\u578b\u670d\u52a1 \uff0c\u4e91\u63d0\u4f9b\u5546\u81ea\u52a8\u5206\u914d\u4e00\u4e2a\u5916\u90e8\u8d1f\u8f7d\u5747\u8861\u5668 \uff0c\u5e76\u8d4b\u4e88\u4e00\u4e2a\u516c\u7f51 IP \u3002\u8d1f\u8f7d\u5747\u8861\u5668\u5c06\u5916\u90e8\u8bf7\u6c42\u8f6c\u53d1\u5230\u96c6\u7fa4\u5185\u5bf9\u5e94\u7684\u670d\u52a1\u53ca Pod \u3002<\/li>\n\n\n\n<li><strong>\u793a\u4f8b<\/strong>\uff1a\u5728 AWS \u4e0a\u521b\u5efa LoadBalancer \u670d\u52a1 \uff0c\u5206\u914d\u516c\u7f51 IP \u4e3a\u00a0<code>52.123.45.67<\/code>\u00a0\uff0c\u5c06\u5176\u914d\u7f6e\u4e3a\u76d1\u542c 80 \u7aef\u53e3\u5e76\u6620\u5c04\u5230\u96c6\u7fa4\u5185\u670d\u52a1\u7684 8080 \u7aef\u53e3 \uff0c\u5916\u90e8\u5c31\u80fd\u901a\u8fc7\u00a0<code>http:\/\/52.123.45.67<\/code>\u00a0\u8bbf\u95ee \u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>Ingress \u7684 IP\uff08\u7ed3\u5408 NodePort \u6216 LoadBalancer \uff09<\/strong><\/p>\n\n\n\n<ul>\n<li><strong>\u539f\u7406<\/strong>\uff1aIngress \u7528\u4e8e\u7ba1\u7406\u96c6\u7fa4\u5916\u5230\u96c6\u7fa4\u5185\u670d\u52a1\u7684 HTTP \u548c HTTPS \u6d41\u91cf \u3002\u5b83\u53ef\u57fa\u4e8e\u57df\u540d\u3001URL \u8def\u5f84\u7b49\u89c4\u5219\u5c06\u5916\u90e8\u8bf7\u6c42\u8f6c\u53d1\u5230\u540e\u7aef\u670d\u52a1 \u3002\u5b9e\u9645\u90e8\u7f72\u4e2d\uff0cIngress Controller \u5e38\u7ed3\u5408 NodePort \u6216 LoadBalancer \u5b9e\u73b0 \uff0c\u5bf9\u5e94\u4f1a\u6709\u53ef\u4ece\u5916\u90e8\u8bbf\u95ee\u7684 IP \u3002<\/li>\n\n\n\n<li><strong>\u793a\u4f8b<\/strong>\uff1a\u901a\u8fc7 NodePort \u65b9\u5f0f\u66b4\u9732 Ingress Controller \u670d\u52a1 \uff0c\u83b7\u53d6\u8282\u70b9 IP \u548c\u5bf9\u5e94\u7aef\u53e3 \uff1b\u6216\u4f7f\u7528 LoadBalancer \u4e3a Ingress Controller \u5206\u914d\u516c\u7f51 IP \uff0c\u5982\u00a0<code>104.21.32.43<\/code>\u00a0\uff0c\u518d\u914d\u7f6e\u57df\u540d\u89e3\u6790\u5230\u8be5 IP \uff0c\u5982\u00a0<code>app.example.com<\/code>\u00a0\uff0c\u5916\u90e8\u5c31\u80fd\u901a\u8fc7\u57df\u540d\u8bbf\u95ee\u76f8\u5173\u670d\u52a1 \u3002<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u5728 Kubernetes \u96c6\u7fa4\u4e2d\uff0cPod IP\u3001\u96c6\u7fa4 IP \u548c Node IP \u662f\u51e0\u4e2a\u5173\u952e\u7684\u7f51\u7edc\u6982\u5ff5\uff0c\u5b83\u4eec\u5728\u529f [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[29,22],"tags":[],"_links":{"self":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/17230"}],"collection":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=17230"}],"version-history":[{"count":3,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/17230\/revisions"}],"predecessor-version":[{"id":17233,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/17230\/revisions\/17233"}],"wp:attachment":[{"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=17230"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=17230"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=17230"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}