WangYihang

#!/usr/bin/env python3
# Tcp Port Forwarding (Reverse Proxy)
# Author : WangYihang <wangyihanger@gmail.com>

'''
 +-----------------------------+         +---------------------------------------------+         +--------------------------------+
 |     My Laptop (Alice)       |         |            Intermediary Server (Bob)        |         |    Internal Server (Carol)     |
 +-----------------------------+         +----------------------+----------------------+         +--------------------------------+
 | $ ssh -p 1022 carol@1.2.3.4 |<------->|    IF 1: 1.2.3.4     |  IF 2: 192.168.1.1   |<------->|       IF 1: 192.168.1.2        |
 | carol@1.2.3.4's password:   |         +----------------------+----------------------+         +--------------------------------+

montanaflynn

package main

import (
	"context"
	"fmt"
	"log"
	"net/http"
	"sync"
	"time"
)

GoldenOak

/*****************************************************
 * This code was compiled and tested on Ubuntu 18.04.1
 * with kernel version 4.15.0
 *****************************************************/

#include <linux/init.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/netfilter.h>
#include <linux/netfilter_ipv4.h>

ncarandini

<EditForm Model="@Item" OnValidSubmit="@(e => OnSave.InvokeAsync(Item))">
  <DataAnnotationsValidator />
  <ValidationSummary />

  <div class="form-group">
      <label for="Title">Name:</label>
      <InputText id="Title" @bind-Value="Item.name" class="form-control" />
  </div>

  <div class="form-group">