mattermost.yml

# DOMAIN=example.com docker stack deploy -c mattermost.yml mattermost
# chown -R 2000:2000 config/ data/ plugins/
# ./bin/mmctl --local user create --system-admin --email admin@example.com --username admin --password myp@ssw0rd

services:
  app:
    image: ${IMAGE:-mattermost/mattermost-team-edition}:${VERSION:-9.11.5}
    volumes:
      - ${VOLUME_PATH}data:/mattermost/data
      - ${VOLUME_PATH}config:/mattermost/config
      - ${VOLUME_PATH}plugins:/mattermost/plugins
    environment:
      - MM_SQLSETTINGS_DATASOURCE=postgres://mattermost:myp@ssw0rd@postgres:5432/mattermost?sslmode=disable&connect_timeout=10
      - MM_SERVICESETTINGS_SITEURL=${SCHEME:-https}://${DOMAIN:-mattermost.localhost}
      - MM_LOCALIZATIONSETTINGS_DEFAULTCLIENTLOCALE=${LOCALE:-fr}
      - MM_LOCALIZATIONSETTINGS_AVAILABLELOCALES=fr,en,de
      - MM_EMAILSETTINGS_ENABLEPREVIEWMODEBANNER=false
      # - MM_EMAILSETTINGS_SMTPUSERNAME=${SMTP_USERNAME}
      # - MM_EMAILSETTINGS_SMTPPASSWORD=${SMTP_PASSWORD}
      # - MM_EMAILSETTINGS_SMTPSERVER=${SMTP_SERVER}
      # - MM_EMAILSETTINGS_SMTPPORT=${SMTP_PORT}
      - MM_PLUGINSETTINGS_ENABLEUPLOADS=${ENABLE_PLUGINS:-true}
      - MM_TEAMSETTINGS_MAXUSERSPERTEAM=${MAXUSERSPERTEAM:-100}
      - MM_SERVICESETTINGS_ENABLEAPICHANNELDELETION=${ENABLEAPICHANNELDELETION:-true}
      - MM_SERVICESETTINGS_ENABLELOCALMODE=${MM_SERVICESETTINGS_ENABLELOCALMODE:-true}
      - MM_FILESETTINGS_MAXFILESIZE=${MM_FILESETTINGS_MAXFILESIZE:-104857600}
      - edition=team
    networks:
      - internal

  web:
    image: mattermost/mattermost-prod-web:latest
    environment:
      - APP_PORT_NUMBER=8065
      - APP_HOST={{ index .Service.Labels "com.docker.stack.namespace" }}_app
    deploy:
      labels:
        - traefik.enable=true
        - traefik.http.routers.mattermost-${NUMBER:-1}.rule=Host(`${DOMAIN:-mattermost.localhost}`)
        - traefik.http.routers.mattermost-${NUMBER:-1}.entrypoints=${SCHEME:-https}
        - traefik.http.routers.mattermost-${NUMBER:-1}.service=mattermost-${NUMBER:-1}
        - traefik.http.routers.mattermost-${NUMBER:-1}.tls.certresolver=letsencrypt
        - traefik.http.services.mattermost-${NUMBER:-1}.loadbalancer.server.port=8080
    networks:
      - internal
      - traefik

  postgres:
    image: postgres:${POSTGRES_VERSION:-12-alpine}
    environment:
      - POSTGRES_DB=mattermost
      - POSTGRES_USER=mattermost
      - POSTGRES_PASSWORD=myp@ssw0rd
    healthcheck:
      test: ["CMD", "pg_isready", "-U", "mattermost"]
    volumes:
      - ${VOLUME_PATH}postgres:/var/lib/postgresql/data
    networks:
      - internal

volumes:
  data:
  config:
  plugins:
  postgres:

networks:
  internal:
    driver: overlay
    attachable: true
  traefik:
    external: true
    name: traefik-net