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Kubernetes kube代理无法';找不到默认/tomcat:http:缺少服务项的端点_Kubernetes_Kube Proxy - Fatal编程技术网

Kubernetes kube代理无法';找不到默认/tomcat:http:缺少服务项的端点

Kubernetes kube代理无法';找不到默认/tomcat:http:缺少服务项的端点,kubernetes,kube-proxy,Kubernetes,Kube Proxy,我使用OS Centos 7。 我的播客: 我的服务: apiVersion: v1 kind: Service metadata: name: tomcat spec: ports: - name: http port: 80 targetPort: 8080 protocol: TCP selector: name: tomcat 服务看起来像: # kubectl get svc NAME CLUSTER_I

我使用OS Centos 7。 我的播客:

我的服务:

apiVersion: v1
kind: Service
metadata:
  name: tomcat
spec:
  ports:
    - name: http
      port: 80
      targetPort: 8080
      protocol: TCP
  selector:
    name: tomcat
服务看起来像:

# kubectl get svc
NAME         CLUSTER_IP      EXTERNAL_IP   PORT(S)   SELECTOR      AGE
kubernetes   10.254.0.1      <none>        443/TCP   <none>        14h
tomcat       10.254.206.26   <none>        80/TCP    name=tomcat   13h
当我运行Curl时:

curl 10.254.206.26
curl: (56) Recv failure: Connection reset by peer
此时的Kube代理日志显示如下内容:

kube-proxy[22273]: Couldn't find an endpoint for default/tomcat:http: missing service entry
kube-proxy[22273]: Failed to connect to balancer: missing service entry
但是当我直接运行curl到pod ip地址和端口8080时,它工作得很好。 当我运行命令
kubectl get endpoints

NAME         ENDPOINTS             AGE
kubernetes   195.234.109.11:6443   14h
tomcat       <none>                14h
NAME端点年龄
库伯内特斯195.234.109.11:6443 14h
tomcat 14h
此输出中带有“none”的字段端点看起来很奇怪。
怎么了?

服务通过匹配标签来工作。您正在尝试根据pod的名称进行匹配。尝试将pod的元数据更改为

metadata:
  name: tomcat
  labels:
    name: tomcat

看看这是否有帮助

非常感谢你!问题出在标签上。
NAME         ENDPOINTS             AGE
kubernetes   195.234.109.11:6443   14h
tomcat       <none>                14h
metadata:
  name: tomcat
  labels:
    name: tomcat