Kubernetes port redirect

kuberedir.sh

#!/usr/bin/env bash
# https://github.com/txn2/kubefwd/issues/35#issuecomment-462524408

# Usage
# kuberedir 3306 172.10.0.10:3306

ID="kuberedir-$(date +%s)"
LOCAL_PORT=${1}
REMOTE=(${2//:/ })
REMOTE_ADDR=${REMOTE[0]}
REMOTE_PORT=${REMOTE[1]}

kubectl run --generator=run-pod/v1 --image=alpine/socat --expose=true --port=$REMOTE_PORT $ID tcp-listen:$REMOTE_PORT,fork,reuseaddr tcp-connect:$REMOTE_ADDR:$REMOTE_PORT
kubectl wait --for=condition=ready --timeout=60s pod/$ID

kubectl port-forward service/$ID $LOCAL_PORT:$REMOTE_PORT
# kubectl delete -l run=$ID # serivce no label
kubectl delete pod,service $ID