整个集群由3个节点组成,看起来一切运行正常:
$ kubectl get pods --all-namespaces
NAMESPACE NAME READY STATUS RESTARTS AGE
default ingress-nginx-controller-5c8d66c76d-wk26n 1/1 Running 0 12h
ingress-nginx-2 ingress-nginx-2-controller-6bfb65b8-9zcjm 1/1 Running 0 12h
kube-system calico-kube-controllers-684bcfdc59-2p72w 1/1 Running 1 (7d11h ago) 7d11h
kube-system calico-node-4zdwr 1/1 Running 2 (5d10h ago) 7d11h
kube-system calico-node-g5zt7 1/1 Running 0 7d11h
kube-system calico-node-x4whm 1/1 Running 0 7d11h
kube-system coredns-8474476ff8-jcj96 1/1 Running 0 5d10h
kube-system coredns-8474476ff8-v5rvz 1/1 Running 0 5d10h
kube-system dns-autoscaler-5ffdc7f89d-9s7rl 1/1 Running 2 (5d10h ago) 7d11h
kube-system kube-apiserver-node1 1/1 Running 2 (5d10h ago) 7d11h
kube-system kube-controller-manager-node1 1/1 Running 3 (5d10h ago) 7d11h
kube-system kube-proxy-2x8fg 1/1 Running 2 (5d10h ago) 7d11h
kube-system kube-proxy-pqqv7 1/1 Running 0 7d11h
kube-system kube-proxy-wdb45 1/1 Running 0 7d11h
kube-system kube-scheduler-node1 1/1 Running 3 (5d10h ago) 7d11h
kube-system nginx-proxy-node2 1/1 Running 0 7d11h
kube-system nginx-proxy-node3 1/1 Running 0 7d11h
kube-system nodelocaldns-6mrqv 1/1 Running 2 (5d10h ago) 7d11h
kube-system nodelocaldns-lsv8x 1/1 Running 0 7d11h
kube-system nodelocaldns-pq6xl 1/1 Running 0 7d11h
kubernetes-dashboard dashboard-metrics-scraper-856586f554-6s52r 1/1 Running 0 4d11h
kubernetes-dashboard kubernetes-dashboard-67484c44f6-gp8r5 1/1 Running 0 4d11h
仪表板服务也工作得很好:
$ kubectl get svc -n kubernetes-dashboard
NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE
dashboard-metrics-scraper ClusterIP 10.233.20.30 <none> 8000/TCP 4d11h
kubernetes-dashboard ClusterIP 10.233.62.70 <none> 443/TCP 4d11h
我最近做的是创建一个Ingress来公开Dashboard以便在全球范围内可用:
$ cat ingress.yml
apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
name: dashboard
spec:
defaultBackend:
service:
name: kubernetes-dashboard
port:
number: 443
应用上面的配置后,它看起来工作正常:
$ kubectl get ingress
NAME CLASS HOSTS ADDRESS PORTS AGE
dashboard <none> * 80 10h
但是,尝试访问以下任意URL上的仪表板时,会返回Connection Refused
错误:
https://10.11.12.13/api/v1/namespaces/kube-system/services/kube-dns/proxy
https://10.11.12.13/api/v1/
https://10.11.12.13/
我在这个配置中遗漏了什么?补充说明:我不想给仪表板分配任何域,目前可以访问它的IP地址。
发布于 2021-10-26 07:02:23
入口是命名空间的仪表板资源,kubernetes-dashboard pod位于“kubernetes-”命名空间。
因此,您需要将入口移动到"kubernetes-dashboard“名称空间。
:*列出所有命名空间的k8s资源::
kubectl api-resources --namespaced=true
发布于 2021-10-26 06:58:24
您是否正在为nginx运行metallb或类似的负载均衡器,或者您是否正在为入口端点使用nodeport?需要通过负载均衡IP或nginx NodePort访问入口。和afaik您将需要一个主机名/DNS条目作为入口条目。
如果您只想在没有主机名的情况下访问仪表板,则不需要入口,而需要负载均衡器服务或仪表板pod的NodePort服务。
https://stackoverflow.com/questions/69718567
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