Using ngrok for Tunnel Configuration in ServBay

ngrok is a reverse proxy tool that creates a secure tunnel behind a firewall, allowing a local server to be accessed externally. This article provides a detailed introduction on how to use ngrok for tunnel configuration in ServBay.

Overview

ngrok creates a secure tunnel behind a firewall, allowing a local server to be accessed externally. In ServBay, you can use ngrok to expose the local ServBay host to the outside world. This article will introduce how to use ngrok to bind a ServBay host to a specific domain name.

ngrok Installation

First, you need to install ngrok on the ServBay host. If you have not installed ngrok yet, follow these steps to install:

1. Visit the ngrok official website: ngrok download page

2. Download the ngrok binary suitable for your operating system

3. Unzip the downloaded file and move the ngrok binary to the system's executable path. For example:

    sudo unzip ~/Downloads/ngrok-v3-stable-darwin-arm64.zip -d /usr/local/bin

4. Verify whether the installation was successful:

   ngrok version

Configuring ngrok Tunnel

Command Explanation

The command to configure the ngrok tunnel in ServBay is as follows:

ngrok http --domain=cunning-lacewing-fresh.ngrok-free.app https://servbay.host --request-header-add='host: servbay.host'

Command Analysis

• ngrok http: Start an HTTP tunnel
• --domain=cunning-lacewing-fresh.ngrok-free.app: Specify the domain assigned by ngrok
• https://servbay.host: Address of the local ServBay host
• --request-header-add='host: servbay.host': Add request headers, setting the host header to servbay.host

Example Command

Suppose your ServBay host is named servbay.local, and you want to access this host through the domain cunning-lacewing-fresh.ngrok-free.app assigned by ngrok, you can use the following command:

ngrok http --domain=cunning-lacewing-fresh.ngrok-free.app https://servbay.local --request-header-add='host: servbay.local'

After running this command, ngrok will create a tunnel from cunning-lacewing-fresh.ngrok-free.app to servbay.local.

Verify Configuration

To verify whether the ngrok configuration is successful, follow these steps:

1. Open a browser and go to the domain assigned by ngrok:

   https://cunning-lacewing-fresh.ngrok-free.app

2. You should be able to see the content of the ServBay host. If you see the homepage of the ServBay host or other expected content, it means that the ngrok tunnel configuration is successful.

Summary

Using ngrok for tunnel configuration in ServBay allows a local server to be accessed externally. Through this article, you can learn how to install ngrok and configure the tunnel.