ESP32 + Micro-ROS + Husarnet demo

Prerequisites

Install Visual Studio Code with PlatformIO extension.

Clone the repo and open it in Visual Studio Code. Platformio should automatically install all project dependencies

1. In a demo/ folder rename .env.template to .env and place Husarnet Join Code here (you will findyour Husarnet Join Code at https://app.husarnet.com).

2. Launch micro-ROS agent (TCPv6 on port 8888), listener (from demo_nodes_cpp) and Husarnet container for VPN connectivity:

cd demo
docker-compose up

1. Rename credentials-template.h to credentials.h and type your WiFi an Husarnet Join Code here (the same as in .env file before)

2. Click "PlatformIO: upload" button to flash your ESP32 board connected to your laptop. You will find the following log in the serial monitor:

   **************************************
   micro-ROS + Husarnet example
   **************************************
   
   📻 1. Connecting to: FreeWifi Wi-Fi network . done
   
   ⌛ 2. Waiting for Husarnet to be ready ........ done
   
   Known hosts:
   esp32-talker (fc94:4050:1fc5:dc02:d27f:97b9:7f13:e215)
   master (fc94:4050:1fc5:dc02:d27f:97b9:7f13:e215)
   microros-agent (fc94:ffd0:3cd7:d104:2917:ae5c:a719:9e71)

1. Connect ESP32 to your laptop

2. Install platformio CLI

   pip install -U platformio

3. Make flash erase:

   pio run --target erase

sudo tcpflow -p -c -i hnet0