端口转发

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#!/bin/bash

DEF_REMOTE_HOST=127.0.0.1
DEF_REMOTE_PORT=80
DEF_LOCAL_PORT=80

REMOTE_HOST=$DEF_REMOTE_HOST
REMOTE_PORT=$DEF_REMOTE_PORT
LOCAL_PORT=$DEF_LOCAL_PORT

socat tcp-listen:$LOCAL_PORT,reuseaddr,fork tcp:$REMOTE_HOST:$REMOTE_PORT & pid=$! && trap "kill $pid" SIGINT && echo "Socat started listening on $LOCAL_PORT: Redirecting traffic to $REMOTE_HOST:$REMOTE_PORT ($pid)" && wait $pid

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version: "3.7"
services:
  port-forward:
    image: marcnuri/port-forward:latest
    container_name: port-forward
    network_mode: host
    restart: always
    environment:
      REMOTE_HOST: 127.0.0.1
      REMOTE_PORT: 80
      LOCAL_PORT: 80