mpiper/docker-compose.yml at master · RndmCodeGuy20/mpiper · GitHub

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# ============================================================================
# MPiper — Core services
#
#   docker compose up
#
# Core stack: api, worker, postgres, redis on the `mpiper_net` bridge network.
# Services address each other by service name (DB_HOST=postgres, etc.).
#
# Optional observability overlay (otel-collector + Grafana/Tempo/Prometheus/Loki):
#   docker compose -f docker-compose.yml -f docker-compose.observability.yml up
#
# Copy .env.example -> .env.local and fill in required values before running.
# ============================================================================

name: mpiper

services:
  # ==========================================================================
  # Go API server
  # ==========================================================================
  api:
    build:
      context: .
      dockerfile: deploy/docker/mpiper.dockerfile
    container_name: mpiper-api
    env_file:
      - .env.local
    environment:
      # Compose-internal addressing — services reach each other by name.
      DB_HOST: postgres
      REDIS_CONNECTION_STRING: redis://redis:6379/0
      # Always apply migrations on first run; override in a compose override file.
      AUTO_MIGRATE: "true"
    ports:
      - "5010:5010"
    depends_on:
      postgres:
        condition: service_healthy
      redis:
        condition: service_healthy
    networks:
      - mpiper_net
    restart: unless-stopped
    healthcheck:
      test: ["CMD", "/app/mpiper", "--health-check"]
      interval: 10s
      timeout: 5s
      retries: 5
      start_period: 15s

  # ==========================================================================
  # Python media worker
  # ==========================================================================
  worker:
    build:
      context: .
      dockerfile: deploy/docker/worker.dockerfile
    container_name: mpiper-worker
    env_file:
      - .env.local
    environment:
      # Compose-internal addressing — services reach each other by name.
      DB_HOST: postgres
      REDIS_CONNECTION_STRING: redis://redis:6379/0
    depends_on:
      postgres:
        condition: service_healthy
      redis:
        condition: service_healthy
    networks:
      - mpiper_net
    restart: unless-stopped
    healthcheck:
      test: ["CMD-SHELL", "test -f /tmp/worker_healthy || exit 1"]
      interval: 10s
      timeout: 3s
      retries: 5
      start_period: 20s

  # ==========================================================================
  # Postgres — durable source of truth
  # ==========================================================================
  postgres:
    image: postgres:16-alpine
    container_name: mpiper-postgres
    # Postgres init reads POSTGRES_* below. These mirror DB_USER/DB_PASSWORD/DB_NAME.
    # Values interpolate from a `.env` file or the shell; the defaults match
    # .env.example so plain `docker compose up` works out of the box. To override,
    # set DB_USER / DB_PASSWORD / DB_NAME in `.env` (compose's default env file).
    environment:
      POSTGRES_USER: ${DB_USER:-mpiper}
      POSTGRES_PASSWORD: ${DB_PASSWORD:-changeme}
      POSTGRES_DB: ${DB_NAME:-mpiper}
    volumes:
      - mpiper_postgres_data:/var/lib/postgresql/data
    networks:
      - mpiper_net
    restart: unless-stopped
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U $${POSTGRES_USER} -d $${POSTGRES_DB}"]
      interval: 5s
      timeout: 5s
      retries: 10
      start_period: 10s

  # ==========================================================================
  # Redis — transport-only (ephemeral, no volume by design)
  # ==========================================================================
  redis:
    image: redis:7-alpine
    container_name: mpiper-redis
    networks:
      - mpiper_net
    restart: unless-stopped
    healthcheck:
      test: ["CMD", "redis-cli", "ping"]
      interval: 5s
      timeout: 3s
      retries: 5

# ============================================================================
# NETWORKS
# ============================================================================
networks:
  mpiper_net:
    driver: bridge
    name: mpiper_net

# ============================================================================
# VOLUMES
# ============================================================================
volumes:
  mpiper_postgres_data:   # Postgres data — persists across restarts