Expose Local Services to Public Using ngrok

You can expose a local service to public using ngrok. Follow instructions in the official documentation of ngrok to setup ngrok.

Install ngrok.
```
 sudo snap install ngrok
```
Login to ngrok.com to identify your ngrok token.
Connect your account following instructions.
```
 ngrok config add-authtoken your_token
```
Start a http tunnel forwarding to you local port.
```
 ngrok http your_choice_of_port
```

For example, suppose you have launch a code-server service in your local network using the following command.

docker run -d --init \
    --hostname vscode-server \
    --log-opt max-size=50m \
    --memory=$(($(head -n 1 /proc/meminfo | awk '{print $2}') * 4 / 5))k \
    --cpus=$(($(nproc) - 1)) \
    -p 2020:8080 \
    -e DOCKER_USER=$(id -un) \
    -e DOCKER_USER_ID=$(id -u) \
    -e DOCKER_PASSWORD=$(id -un) \
    -e DOCKER_GROUP_ID=$(id -g) \
    -v "$(pwd)":/workdir \
    dclong/vscode-server /scripts/sys/init.sh

You can expose it to public via ngrok by running the following command.

ngrok http 2020

References¶

Official Documentation of ngrok