The AWS DeepRacer webserver_pkg module creates the webserver_publisher_node which launches a Flask application as a background thread and creates service clients and subscribers for all the services and topics that are required by the APIs called from the DeepRacer vehicle console.
Code is here: https://github.com/aws-deepracer/aws-deepracer-webserver-pkg/blob/main/webserver_pkg/webserver_pkg/vehicle_control.py
| HTTP Methods | API | Data | Description |
|---|---|---|---|
| GET | /api/drive_mode | {"drive_mode": "manual|auto"} | Drive car in AI or manual mode. Looks for 'manual' otherwise AI |
| PUT|POST | /api/manual_drive | {"angle": steering_angle, "throttle": throttle, "max_speed": max_speed} | Used to steer the car. angle and throttle are both float values between -1.0 and 1.0. max_speed is float value ranging from 0.0 to 1.0 |
| PUT | /api/max_nav_throttle | {"throttle": throttle_percent} | Throttle mutiplier from -1 to 1 |
| PUT | /api/start_stop | {"start_stop": "start|stop"} | Start or stop the car |
Code is here: https://github.com/aws-deepracer/aws-deepracer-webserver-pkg/blob/main/webserver_pkg/webserver_pkg/device_info_api.py
| HTTP Methods | API | Data | Description |
|---|---|---|---|
| GET | /api/get_device_info | Get the current hardware and software versions | |
| GET | /api/get_battery_level | What is battery level from 1-10 | |
| GET | /api/get_sensor_status | Status of cameras and lidar |