homelab/nodes/heimdall/core/compose.yaml

name: core
services:
  # --- SECURITY LAYER ---
  docker-socket-proxy:
    image: tecnativa/docker-socket-proxy:v0.4.2
    container_name: docker-socket-proxy
    restart: unless-stopped
    userns_mode: "host"
    user: "0:0"
    security_opt:
      - apparmor=unconfined
    privileged: true
    volumes:
      - /var/run/docker.sock:/var/run/docker.sock:ro
    networks:
      - proxy-net
    group_add:
      - "988" # Ensure this matches 'stat -c %g /var/run/docker.sock' on heimdall
    environment:
      # Read Access (for Traefik)
      - CONTAINERS=1
      - SERVICES=1
      - NETWORKS=1
      - VOLUMES=1
      - IMAGES=1
      - INFO=1
      - VERSION=1
      - EVENTS=1
      - PING=1
      # Write Access (Required for Komodo/Portainer to deploy)
      - POST=1 
      - ALLOW_START=1
      - ALLOW_STOP=1
      - ALLOW_RESTARTS=1
  redis:
    image: redis:7-alpine
    container_name: redis
    restart: unless-stopped
    ports:
      - "6379:6379"
    networks:
      - proxy-net
    volumes:
      - redis-data:/data
    command: redis-server --appendonly yes
    healthcheck:
      test: ["CMD", "redis-cli", "ping"]
      interval: 10s
      timeout: 5s
      retries: 5

  # --- NETWORKING ---
  traefik:
    image: traefik:v3.6.5
    container_name: traefik
    restart: unless-stopped
    depends_on:
      redis:
        condition: service_healthy
      docker-socket-proxy:
        condition: service_started
    networks:
      - proxy-net
    environment:
      - DOCKER_HOST=tcp://docker-socket-proxy:2375
      - CLOUDFLARE_DNS_API_TOKEN=${CF_API_TOKEN}
      - CLOUDFLARE_ZONE_API_TOKEN=${CF_ZONE_TOKEN}
    ports:
      - "80:80"
      - "443:443"
    volumes:
      - /mnt/appdata/traefik/traefik.yml:/traefik.yml:ro
      - /mnt/appdata/traefik/dynamic:/dynamic:ro
      - /mnt/appdata/traefik/certs:/certs
      - /mnt/appdata/traefik/access-logs:/var/log/traefik
    labels:
      - "traefik.enable=true"
      # Router for the Dashboard
      - "traefik.http.routers.traefik-secure.rule=Host(`proxy.castaldifamily.com`) && (PathPrefix(`/api`) || PathPrefix(`/dashboard`))"
      - "traefik.http.routers.traefik-secure.entrypoints=websecure"
      - "traefik.http.routers.traefik-secure.tls=true"
      - "traefik.http.routers.traefik-secure.tls.certresolver=cloudflare"
      - "traefik.http.routers.traefik-secure.service=api@internal"
      # Root Redirect (Optional but nice)
      - "traefik.http.routers.traefik-root.rule=Host(`proxy.castaldifamily.com`) && Path(`/`)"
      - "traefik.http.routers.traefik-root.entrypoints=websecure"
      - "traefik.http.routers.traefik-root.tls=true"
      - "traefik.http.routers.traefik-root.service=api@internal"
      - "traefik.http.routers.traefik-root.middlewares=traefik-redir"
      - "traefik.http.middlewares.traefik-redir.redirectregex.regex=^https?://proxy.castaldifamily.com/$$"
      - "traefik.http.middlewares.traefik-redir.redirectregex.replacement=https://proxy.castaldifamily.com/dashboard/"

  # --- MANAGEMENT ---
  komodo-db:
    image: mongo:8.2.6
    container_name: komodo-db
    labels:
      komodo.skip: # Prevent Komodo from stopping with StopAllContainers
    command: --quiet --wiredTigerCacheSizeGB 0.25
    restart: unless-stopped
    networks:
      - proxy-net
    # ports:
    #   - 27017:27017
    volumes:
      - /mnt/appdata/komodo/mongo/db:/data/db
      - /mnt/appdata/komodo/mongo/config:/data/configdb
    environment:
      MONGO_INITDB_ROOT_USERNAME: ${KOMODO_DATABASE_USERNAME}
      MONGO_INITDB_ROOT_PASSWORD: ${KOMODO_DATABASE_PASSWORD}

  komodo-core:
    image: ghcr.io/moghtech/komodo-core:2
    init: true
    container_name: komodo-core
    restart: unless-stopped
    depends_on:
      - komodo-db
    networks:
      - proxy-net
    ports:
      - 9120:9120
    env_file: .env
    environment:
      KOMODO_DATABASE_ADDRESS: komodo-db:27017
    volumes:
      - /mnt/appdata/komodo/keys:/config/keys
      - /mnt/appdata/komodo/backups:/backups
      - /mnt/appdata/komodo/heimdall/repos:/etc/komodo/repos
    labels:
      - komodo.skip
      - "traefik.enable=true"
      - "traefik.http.routers.komodo.entrypoints=websecure"
      - "traefik.http.routers.komodo.rule=Host(`komodo.castaldifamily.com`)"
      - "traefik.http.routers.komodo.tls=true"
      - "traefik.http.routers.komodo.tls.certresolver=cloudflare"
      - "traefik.http.services.komodo.loadbalancer.server.port=9120"

  periphery:
    image: ghcr.io/moghtech/komodo-periphery:2
    init: true
    container_name: komodo-periphery-heimdall
    restart: unless-stopped
    depends_on:
      - komodo-core
      - docker-socket-proxy
    networks:
      - proxy-net
    environment:
      - DOCKER_HOST=tcp://docker-socket-proxy:2375
      - PERIPHERY_CORE_ADDRESS=ws://komodo-core:9120
      - PERIPHERY_CONNECT_AS=Heimdall
      - PERIPHERY_ONBOARDING_KEY=${KOMODO_ONBOARDING_KEY_HEIMDALL}
    volumes:
      - /proc:/proc # Still needed for accurate system stats
      # Map the internal /config/keys to a unique folder for this node
      - /mnt/appdata/komodo/heimdall/keys:/config/keys 
      # Map the internal /etc/komodo to a unique work folder for this node
      - /mnt/appdata/komodo/heimdall/work:/etc/komodo
      # Map the repo clone directory (Critical for GitOps)
      - /mnt/appdata/komodo/heimdall/repos:/etc/komodo/repos

networks:
  proxy-net:
    name: proxy-net
    driver: bridge
    attachable: true
    internal: false
    enable_ipv6: false
    driver_opts:
      com.docker.network.bridge.name: br-proxy
      com.docker.network.driver.mtu: "1500"
    ipam:
      driver: default
      config:
        - subnet: 172.100.0.0/24
          gateway: 172.100.0.1

volumes:
  redis-data: