端口转发

端口转发是 kubectl 的一个子命令，通过 kubectl port-forward 可以将本地端口转发到指定的 Pod。
Pod 端口转发
可以将本地端口转发到指定 Pod 的端口。
# Listen on ports 5000 and 6000 locally, forwarding data to/from ports 5000 and 6000 in the pod
kubectl port-forward mypod 5000 6000
​
# Listen on port 8888 locally, forwarding to 5000 in the pod
kubectl port-forward mypod 8888:5000
​
# Listen on a random port locally, forwarding to 5000 in the pod
kubectl port-forward mypod :5000
​
# Listen on a random port locally, forwarding to 5000 in the pod
kubectl port-forward mypod 0:5000
服务端口转发
也可以将本地端口转发到服务、复制控制器或者部署的端口。
# Forward to deployment
kubectl port-forward deployment/redis-master 6379:6379
​
# Forward to replicaSet
kubectl port-forward rs/redis-master 6379:6379
​
# Forward to service
kubectl port-forward svc/redis-master 6379:6379

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