lemmy_server 0.17.4

A link aggregator for the fediverse
Documentation 
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version: "3.3"

networks:
  # communication to web and clients
  lemmyexternalproxy:
  # communication between lemmy services
  lemmyinternal:
    driver: bridge
    internal: true

services:
  proxy:
    image: nginx:1-alpine
    networks:
      - lemmyinternal
      - lemmyexternalproxy
    ports:
    # actual and only port facing any connection from outside 
      - "1236:1236"
      - "8536:8536"
    volumes:
      - ./nginx.conf:/etc/nginx/nginx.conf:ro
    restart: always
    depends_on:
      - pictrs
      - lemmy-ui

  lemmy:
    # image: dessalines/lemmy:dev
    # use this to build your local lemmy server image for development
    # run docker compose up --build
    build: 
      context: ../..
      dockerfile: docker/dev/Dockerfile
    # this hostname is used in nginx reverse proxy and also for lemmy ui to connect to the backend, do not change
    hostname: lemmy
    networks:
      - lemmyinternal
    restart: always
    environment:
      - RUST_LOG="warn,lemmy_server=debug,lemmy_api=debug,lemmy_api_common=debug,lemmy_api_crud=debug,lemmy_apub=debug,lemmy_db_schema=debug,lemmy_db_views=debug,lemmy_db_views_actor=debug,lemmy_db_views_moderator=debug,lemmy_routes=debug,lemmy_utils=debug,lemmy_websocket=debug"
      - RUST_BACKTRACE=full
    volumes:
      - ./lemmy.hjson:/config/config.hjson
    depends_on:
      - postgres
      - pictrs

  lemmy-ui:
    image: dessalines/lemmy-ui:0.17.4
    # use this to build your local lemmy ui image for development
    # run docker compose up --build
    # assuming lemmy-ui is cloned besides lemmy directory
    # build: 
    #  context: ../../../lemmy-ui
    #  dockerfile: dev.dockerfile
    networks:
      - lemmyinternal
    environment:
      # this needs to match the hostname defined in the lemmy service
      - LEMMY_UI_LEMMY_INTERNAL_HOST=lemmy:8536
      # set the outside hostname here
      - LEMMY_UI_LEMMY_EXTERNAL_HOST=localhost:1236
      - LEMMY_HTTPS=false
      - LEMMY_UI_DEBUG=true
    depends_on:
      - lemmy
    restart: always

  pictrs:
    image: asonix/pictrs:0.3.1
    # this needs to match the pictrs url in lemmy.hjson
    hostname: pictrs
    # we can set options to pictrs like this, here we set max. image size and forced format for conversion
    # entrypoint: /sbin/tini -- /usr/local/bin/pict-rs -p /mnt -m 4 --image-format webp
    networks:
      - lemmyinternal
    environment:
      - PICTRS_OPENTELEMETRY_URL=http://otel:4137
      - PICTRS__API_KEY=API_KEY
      - RUST_LOG=debug
      - RUST_BACKTRACE=full
    user: 991:991
    volumes:
      - ./volumes/pictrs:/mnt
    restart: always

  postgres:
    image: postgres:15-alpine
    # this needs to match the database host in lemmy.hson
    # Tune your settings via
    # https://pgtune.leopard.in.ua/#/
    # You can use this technique to add them here
    # https://stackoverflow.com/a/30850095/1655478
    hostname: postgres
    command: [
      "postgres",
      "-c", "session_preload_libraries=auto_explain",
      "-c", "auto_explain.log_min_duration=5ms",
      "-c", "auto_explain.log_analyze=true",
      "-c", "track_activity_query_size=1048576"
    ]
    networks:
      - lemmyinternal
    # adding the external facing network to allow direct db access for devs
      - lemmyexternalproxy
    ports:
    # use a different port so it doesnt conflict with potential postgres db running on the host
      - "5433:5432"
    environment:
      - POSTGRES_USER=lemmy
      - POSTGRES_PASSWORD=password
      - POSTGRES_DB=lemmy
    volumes:
      - ./volumes/postgres:/var/lib/postgresql/data
    restart: always

  otel:
    image: otel/opentelemetry-collector:latest
    command: --config otel-local-config.yaml
    networks:
      - lemmyinternal
      - lemmyexternalproxy
    ports:
      - "4317:4317"
    volumes:
      - type: bind
        source: ./otel.yml
        target: /otel-local-config.yaml
    restart: unless-stopped
    depends_on:
      - jaeger
  
  jaeger:
    image: jaegertracing/all-in-one:1
    networks:
      - lemmyinternal
      - lemmyexternalproxy
    ports:
      - "14250:14250"
      # To view traces, visit http://localhost:16686
      - "16686:16686"
    restart: unless-stopped