frappe_docker/docs/environment-variables.md

List of environment variables for containers

frappe-worker and erpnext-worker

Following environment variables are set into sites volume as common_site_config.json. It means once the file is created in volume, the variables won't have any effect, you need to edit the common_site_config.json to update the configuration

• DB_HOST: MariaDB host, domain name or ip address.
• DB_PORT: MariaDB port.
• REDIS_CACHE: Redis cache host, domain name or ip address.
• REDIS_QUEUE: Redis queue host, domain name or ip address.
• REDIS_SOCKETIO: Redis queue host, domain name or ip address.
• SOCKETIO_PORT: : Port on which the SocketIO should start.

frappe-nginx and erpnext-nginx

These variables are set on every container start. Change in these variables will reflect on every container start.

• FRAPPE_PY: Gunicorn host to reverse proxy. Default: 0.0.0.0
• FRAPPE_PY_PORT: Gunicorn port to reverse proxy. Default: 8000
• FRAPPE_SOCKETIO: SocketIO host to reverse proxy. Default: 0.0.0.0
• SOCKETIO_PORT: SocketIO port to reverse proxy. Default: 9000
• HTTP_TIMEOUT: Nginx http timeout. Default: 120

frappe-socketio

This container takes configuration from common_site_config.json which is already created by erpnext gunicorn container. It doesn't use any environment variables.