mastodon/.devcontainer/docker-compose.yml

version: '3'

services:
  app:
    build:
      context: .
      dockerfile: Dockerfile
      args:
        # Update 'VARIANT' to pick a version of Ruby: 3, 3.1, 3.0, 2, 2.7, 2.6
        # Append -bullseye or -buster to pin to an OS version.
        # Use -bullseye variants on local arm64/Apple Silicon.
        VARIANT: '3.0-bullseye'
        # Optional Node.js version to install
        NODE_VERSION: '14'
    volumes:
      - ..:/workspaces/mastodon:cached
    environment:
      RAILS_ENV: development
      NODE_ENV: development

      REDIS_HOST: redis
      REDIS_PORT: '6379'
      DB_HOST: db
      DB_USER: postgres
      DB_PASS: postgres
      DB_PORT: '5432'
      ES_ENABLED: 'true'
      ES_HOST: es
      ES_PORT: '9200'
    # Overrides default command so things don't shut down after the process ends.
    command: sleep infinity
    networks:
      - external_network
      - internal_network
    user: vscode

  db:
    image: postgres:14-alpine
    restart: unless-stopped
    volumes:
      - postgres-data:/var/lib/postgresql/data
    environment:
      POSTGRES_USER: postgres
      POSTGRES_DB: postgres
      POSTGRES_PASSWORD: postgres
      POSTGRES_HOST_AUTH_METHOD: trust
    networks:
      - internal_network

  redis:
    image: redis:6-alpine
    restart: unless-stopped
    volumes:
      - redis-data:/data
    networks:
      - internal_network

  es:
    image: docker.elastic.co/elasticsearch/elasticsearch-oss:7.10.2
    restart: unless-stopped
    environment:
      ES_JAVA_OPTS: -Xms512m -Xmx512m
      cluster.name: es-mastodon
      discovery.type: single-node
      bootstrap.memory_lock: 'true'
    volumes:
      - es-data:/usr/share/elasticsearch/data
    networks:
      - internal_network
    ulimits:
      memlock:
        soft: -1
        hard: -1

volumes:
  postgres-data:
  redis-data:
  es-data:

networks:
  external_network:
  internal_network:
    internal: true