synapse/contrib/docker/docker-compose.yml

# This compose file is compatible with Copose itself, it might need some
# adjustments to run properly with stack.

version: '3'

services:

  synapse:
    image: synapse
    # Since snyapse does not retry to connect to the database, restart upon
    # failure
    restart: unless-stopped
    # See the readme for a full documentation of the environment settings
    environment:
      - SYNAPSE_SERVER_NAME=my.matrix.host
      - SYNAPSE_ENABLE_REGISTRATION=yes
    volumes:
      - ./files:/data
    depends_on:
      - db
    # One may either expose ports directly
    ports:
      - 8448:8448/tcp
    # ... or use a reverse proxy, here is an example for traefik
    labels:
      - traefik.enable=true
      - traefik.frontend.rule=Host:my.matrix.Host
      - traefik.port=8448

  db:
    image: postgres:latest
    # Change that password, of course!
    environment:
      - POSTGRES_USER=matrix
      - POSTGRES_PASSWORD=changeme
    volumes:
      - ./schemas:/var/lib/postgresql/data