\n\u6309\u529f\u80fd\u5206\u7c7b（\u5982\u00a0tier=frontend\u3001component=redis）<\/p>\n<\/li>\n<\/ul>\n
\u6807\u7b7e\u53ef\u4ee5\u5728\u521b\u5efa\u5bf9\u8c61\u65f6\u6307\u5b9a，\u4e5f\u53ef\u4ee5\u540e\u7eed\u52a8\u6001\u6dfb\u52a0\u3001\u4fee\u6539\u3002<\/p>\n
🛠\ufe0f \u5b9e\u8df5\u64cd\u4f5c<\/h3>\n\u6b65\u9aa4 1：\u521b\u5efa Service（NodePort \u7c7b\u578b）<\/h4>\n
\u4f7f\u7528\u00a0kubectl expose\u00a0\u547d\u4ee4\u4e3a Deployment \u521b\u5efa Service：<\/p>\n
kubectl expose deployment\/kubernetes-bootcamp –type="NodePort" –port 8080<\/p>\n
\u6b64\u547d\u4ee4\u4f1a\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a\u00a0kubernetes-bootcamp\u00a0\u7684 Service，\u7c7b\u578b\u4e3a NodePort，\u5bb9\u5668\u7aef\u53e3\u4e3a 8080\u3002<\/p>\n
ccc@cccs-MBP ~ % kubectl get services<\/p>\n
NAME \u00a0 \u00a0 \u00a0 \u00a0 TYPE \u00a0 \u00a0 \u00a0 \u00a0CLUSTER-IP \u00a0 EXTERNAL-IP \u00a0 PORT(S) \u00a0 AGE
\nkubernetes \u00a0 ClusterIP \u00a0 10.96.0.1 \u00a0 \u00a0<none> \u00a0 \u00a0 \u00a0 \u00a0443\/TCP \u00a0 20h
\nccc@cccs-MBP ~ % kubectl expose deployment\/kubernetes-bootcamp –type="NodePort" –port 8080<\/span><\/p>\nservice\/kubernetes-bootcamp exposed
\nccc@cccs-MBP ~ % kubectl get services \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0<\/p>\n
NAME \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0TYPE \u00a0 \u00a0 \u00a0 \u00a0CLUSTER-IP \u00a0 \u00a0 \u00a0EXTERNAL-IP \u00a0 PORT(S) \u00a0 \u00a0 \u00a0 \u00a0 \u00a0AGE
\nkubernetes \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0ClusterIP \u00a0 10.96.0.1 \u00a0 \u00a0 \u00a0 <none> \u00a0 \u00a0 \u00a0 \u00a0443\/TCP \u00a0 \u00a0 \u00a0 \u00a0 \u00a020h
\nkubernetes-bootcamp \u00a0 NodePort \u00a0 \u00a010.99.224.218 \u00a0 <none> \u00a0 \u00a0 \u00a0 \u00a08080:30848\/TCP \u00a0 8s
\nccc@cccs-MBP ~ %<\/p>\n
\u67e5\u770b Service \u8be6\u60c5：<\/p>\n
kubectl describe services\/kubernetes-bootcamp<\/p>\n
\u8f93\u51fa\u4f1a\u663e\u793a Service \u7684\u96c6\u7fa4 IP\u3001\u5185\u90e8\u7aef\u53e3\u4ee5\u53ca\u8282\u70b9\u7aef\u53e3（NodePort，\u8303\u56f4\u901a\u5e38\u4e3a 30000-32767）\u3002<\/p>\n
ccc@cccs-MBP ~ % kubectl describe services\/kubernetes-bootcamp<\/p>\n
Name: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 kubernetes-bootcamp
\nNamespace: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0default
\nLabels: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 app=kubernetes-bootcamp
\nAnnotations: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0<none>
\nSelector: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 app=kubernetes-bootcamp
\nType: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 NodePort
\nIP Family Policy: \u00a0 \u00a0 \u00a0 \u00a0 SingleStack
\nIP Families: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0IPv4
\nIP: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 10.99.224.218
\nIPs: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a010.99.224.218
\nLoadBalancer Ingress: \u00a0 \u00a0 localhost
\nPort: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 <unset> \u00a08080\/TCP
\nTargetPort: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 8080\/TCP
\nNodePort: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 <unset> \u00a030848\/TCP
\nEndpoints: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a010.1.0.17:8080
\nSession Affinity: \u00a0 \u00a0 \u00a0 \u00a0 None
\nExternal Traffic Policy: \u00a0Cluster
\nEvents: \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 <none>
\nccc@cccs-MBP ~ %<\/p>\n
\u8bbe\u7f6e\u73af\u5883\u53d8\u91cf\u5e76\u6d4b\u8bd5\u8bbf\u95ee：<\/p>\n
# \u63d0\u53d6\u8282\u70b9\u7aef\u53e3\u53f7
\nexport NODE_PORT=$(kubectl get services\/kubernetes-bootcamp -o go-template='{{(index .spec.ports 0).nodePort}}')
\necho "NodePort: $NODE_PORT"<\/p>\n
# \u5728Docker Desktop\u4e2d\u53ef\u4ee5\u76f4\u63a5localhost\u6216127.0.0.1
\ncurl http:\/\/localhost:$NODE_PORT<\/p>\n
ccc@cccs-MBP ~ % export NODE_PORT=$(kubectl get services\/kubernetes-bootcamp -o go-template='{{(index .spec.ports 0).nodePort}}')
\necho "NodePort: $NODE_PORT"
\nNodePort: 30848
\nccc@cccs-MBP ~ % curl http:\/\/localhost:30848
\nHello Kubernetes bootcamp! | Running on: kubernetes-bootcamp-75c5d958ff-flfdd | v=1
\nccc@cccs-MBP ~ %<\/p>\n
\u6b65\u9aa4 2：\u4f7f\u7528\u6807\u7b7e\u8fdb\u884c\u67e5\u8be2\u548c\u7ba1\u7406<\/h4>\n
\u67e5\u770b Deployment \u81ea\u52a8\u521b\u5efa\u7684\u6807\u7b7e：<\/p>\n
kubectl describe deployment kubernetes-bootcamp<\/p>\n
\u901a\u5e38\u4f1a\u81ea\u52a8\u751f\u6210\u00a0app=kubernetes-bootcamp\u00a0\u6807\u7b7e\u3002<\/p>\n
\u4f7f\u7528\u6807\u7b7e\u7b5b\u9009 Pod \u548c Service：<\/p>\n
# \u67e5\u770b\u5e26\u6709\u7279\u5b9a\u6807\u7b7e\u7684 Pod
\nkubectl get pods -l app=kubernetes-bootcamp<\/p>\n
# \u67e5\u770b\u5e26\u6709\u7279\u5b9a\u6807\u7b7e\u7684 Service
\nkubectl get services -l app=kubernetes-bootcamp<\/p>\n
\u4e3a Pod \u6dfb\u52a0\u65b0\u6807\u7b7e：<\/p>\n
# \u83b7\u53d6 Pod \u540d\u79f0
\nexport POD_NAME=$(kubectl get pods -o go-template –template '{{range .items}}{{.metadata.name}}{{"\\\\n"}}{{end}}')<\/p>\n
# \u6dfb\u52a0\u7248\u672c\u6807\u7b7e
\nkubectl label pods $POD_NAME version=v1<\/p>\n
# \u9a8c\u8bc1\u6807\u7b7e
\nkubectl describe pods $POD_NAME<\/p>\n
# \u6309\u65b0\u6807\u7b7e\u67e5\u8be2
\nkubectl get pods -l version=v1<\/p>\n
ccc@cccs-MBP ~ % export POD_NAME="$(kubectl get pods -o go-template –template '{{range .items}}{{.metadata.name}}{{"\\\\n"}}{{end}}')"
\necho "Name of the Pod: $POD_NAME"
\nName of the Pod: kubernetes-bootcamp-75c5d958ff-flfdd
\nccc@cccs-MBP ~ % kubectl label pods "$POD_NAME" version=v1<\/p>\n
pod\/kubernetes-bootcamp-75c5d958ff-flfdd labeled
\nccc@cccs-MBP ~ % kubectl describe pods "$POD_NAME"<\/p>\n
Name: kubernetes-bootcamp-75c5d958ff-flfdd
\nNamespace: default
\nPriority: 0
\nService Account: default
\nNode: docker-desktop\/192.168.65.4
\nStart Time: Fri, 30 Jan 2026 09:18:24 +0800
\nLabels: app=kubernetes-bootcamp
\n pod-template-hash=75c5d958ff
\n version=v1
\nAnnotations: <none>
\nStatus: Running
\nIP: 10.1.0.17
\nIPs:
\n IP: 10.1.0.17
\nControlled By: ReplicaSet\/kubernetes-bootcamp-75c5d958ff
\nContainers:
\n kubernetes-bootcamp:
\n Container ID: docker:\/\/42746c7a21be846354d7c4f0f33a364efcfd9cc4f5353907c1b9912e106beeb0
\n Image: gcr.io\/google-samples\/kubernetes-bootcamp:v1
\n Image ID: docker-pullable:\/\/gcr.io\/google-samples\/kubernetes-bootcamp@sha256:0d6b8ee63bb57c5f5b6156f446b3bc3b3c143d233037f3a2f00e279c8fcc64af
\n Port: <none>
\n Host Port: <none>
\n State: Running
\n Started: Fri, 30 Jan 2026 09:18:25 +0800
\n Ready: True
\n Restart Count: 0
\n Environment: <none>
\n Mounts:
\n \/var\/run\/secrets\/kubernetes.io\/serviceaccount from kube-api-access-s64m8 (ro)
\nConditions:
\n Type Status
\n Initialized True
\n Ready True
\n ContainersReady True
\n PodScheduled True
\nVolumes:
\n kube-api-access-s64m8:
\n Type: Projected (a volume that contains injected data from multiple sources)
\n TokenExpirationSeconds: 3607
\n ConfigMapName: kube-root-ca.crt
\n ConfigMapOptional: <nil>
\n DownwardAPI: true
\nQoS Class: BestEffort
\nNode-Selectors: <none>
\nTolerations: node.kubernetes.io\/not-ready:NoExecute op=Exists for 300s
\n node.kubernetes.io\/unreachable:NoExecute op=Exists for 300s
\nEvents: <none>
\nccc@cccs-MBP ~ % kubectl get pods -l version=v1<\/p>\n
NAME READY STATUS RESTARTS AGE
\nkubernetes-bootcamp-75c5d958ff-flfdd 1\/1 Running 0 132m
\nccc@cccs-MBP ~ %<\/p>\n
\u6b65\u9aa4 3：\u5220\u9664 Service<\/h4>\n
\u901a\u8fc7\u6807\u7b7e\u5220\u9664 Service：<\/p>\n
kubectl delete service -l app=kubernetes-bootcamp<\/p>\n
\u9a8c\u8bc1\u5220\u9664\u7ed3\u679c：<\/p>\n
kubectl get services<\/p>\n
\u6ce8\u610f：\u5220\u9664 Service \u4ec5\u79fb\u9664\u4e86\u8bbf\u95ee\u5165\u53e3，\u4e0d\u4f1a\u5220\u9664 Pod\u3002\u5e94\u7528\u4ecd\u53ef\u5728\u96c6\u7fa4\u5185\u90e8\u8fd0\u884c，\u53ef\u901a\u8fc7\u8fdb\u5165 Pod \u5185\u90e8\u9a8c\u8bc1：<\/p>\n
kubectl exec -ti $POD_NAME — curl http:\/\/localhost:8080<\/p>\n
\u82e5\u8981\u5b8c\u5168\u5173\u95ed\u5e94\u7528，\u9700\u8981\u5220\u9664\u5bf9\u5e94\u7684 Deployment\u3002<\/p>\n
📊 \u603b\u7ed3<\/h3>\n
\n\u64cd\u4f5c\u547d\u4ee4\u793a\u4f8b\u8bf4\u660e<\/tr>\n
\n\n| \u521b\u5efa NodePort Service<\/td>\n | kubectl expose deployment\/<\u540d\u79f0> –type=NodePort –port <\u7aef\u53e3><\/td>\n | \u66b4\u9732\u5e94\u7528\u5230\u96c6\u7fa4\u5916\u90e8<\/td>\n<\/tr>\n |
\n| \u67e5\u770b Service \u8be6\u60c5<\/td>\n | kubectl describe services\/<\u540d\u79f0><\/td>\n | \u67e5\u770b IP\u3001\u7aef\u53e3\u3001\u9009\u62e9\u5668\u7b49\u8be6\u7ec6\u4fe1\u606f<\/td>\n<\/tr>\n |
\n| \u6309\u6807\u7b7e\u7b5b\u9009\u5bf9\u8c61<\/td>\n | kubectl get pods -l <\u952e>=<\u503c><\/td>\n | \u67e5\u8be2\u5e26\u6709\u7279\u5b9a\u6807\u7b7e\u7684 Pod\/Service<\/td>\n<\/tr>\n |
\n| \u6dfb\u52a0\u6807\u7b7e<\/td>\n | kubectl label pods <\u540d\u79f0> <\u952e>=<\u503c><\/td>\n | \u4e3a\u5df2\u6709\u5bf9\u8c61\u6dfb\u52a0\u6216\u66f4\u65b0\u6807\u7b7e<\/td>\n<\/tr>\n |
\n| \u5220\u9664 Service<\/td>\n | kubectl delete service -l <\u952e>=<\u503c><\/td>\n | \u901a\u8fc7\u6807\u7b7e\u5220\u9664 Service（\u4e0d\u5f71\u54cd Pod）<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n🔍 \u8865\u5145\u8bf4\u660e<\/h3>\n\n- \n
\u65e0\u9009\u62e9\u5668\u7684 Service：\u53ef\u4ee5\u521b\u5efa\u4e0d\u5b9a\u4e49\u00a0selector\u00a0\u7684 Service，\u6b64\u65f6\u4e0d\u4f1a\u81ea\u52a8\u521b\u5efa Endpoints，\u9700\u624b\u52a8\u5173\u8054\u7279\u5b9a\u7aef\u70b9\u3002<\/p>\n<\/li>\n - \n
ExternalName \u7c7b\u578b：\u4ec5\u7528\u4e8e DNS \u6620\u5c04，\u4e0d\u8fdb\u884c\u6d41\u91cf\u4ee3\u7406，\u9002\u5408\u96c6\u6210\u5916\u90e8\u670d\u52a1\u3002<\/p>\n<\/li>\n - \n
\u8d1f\u8f7d\u5747\u8861：Service \u9ed8\u8ba4\u5728\u5339\u914d\u7684 Pod \u95f4\u8fdb\u884c\u4f1a\u8bdd\u65e0\u5173\u7684\u8f6e\u8be2\u8d1f\u8f7d\u5747\u8861\u3002<\/p>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":" \u672c\u6587\u4ecb\u7ecd\u5982\u4f55\u4f7f\u7528\u00a0Service\u00a0\u66b4\u9732\u5e94\u7528\u3001\u5b9e\u73b0\u8d1f\u8f7d\u5747\u8861\u548c\u670d\u52a1\u53d1\u73b0，\u5e76\u7ba1\u7406\u76f8\u5173\u6807\u7b7e\u3002📌 \u6838\u5fc3\u6982\u5ff5：Kubernetes Service\u4ec0\u4e48\u662f Service？Pod \u662f\u6709\u751f\u547d\u5468\u671f\u7684，\u5f53\u8282\u70b9\u6545\u969c\u6216\u88ab\u66ff\u6362\u65f6，\u5176\u4e0a\u7684 Pod \u4f1a\u968f\u4e4b\u6d88\u4ea1，\u5e76\u7531 ReplicaSet \u7b49\u63a7\u5236\u5668\u521b\u5efa\u65b0 Pod \u6765\u66ff\u6362\u3002\u8fd9\u4e9b\u65b0 Pod \u4f1a\u5206\u914d\u65b0\u7684 IP \u5730\u5740\u3002Service \u6b63\u662f\u4e3a\u4e86\u89e3\u51b3\u7531\u6b64\u4ea7\u751f\u7684\u670d\u52a1\u53d1\u73b0\u4e0e<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[120,763,121],"topic":[],"class_list":["post-69370","post","type-post","status-publish","format-standard","hentry","category-server","tag-kubernetes","tag-763","tag-121"],"yoast_head":"\n Kubernetes\u57fa\u7840\u5165\u95e83 \u4f7f\u7528 Service \u5b9e\u73b0\u5916\u90e8\u8bbf\u95ee - 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