# Cap every container's json-file logs so a service logging in a loop can't
# fill the flagship disk. 10 MB x 3 rotated files = 30 MB max per container.
# (2026-07-14: an unbounded 2.6 GB container log helped push / to 100% and
# took production down — see docs/deployment.md.)
x-logging: &default-logging
  driver: json-file
  options:
    max-size: "10m"
    max-file: "3"

services:
  caddy:
    image: caddy:2
    restart: unless-stopped
    logging: *default-logging
    ports:
      - "80:80"
      - "443:443"
      - "443:443/udp"
    # host.docker.internal lets Caddy reverse-proxy to staging / PR-preview
    # containers, which publish on the host's loopback (e.g. 127.0.0.1:3100).
    # Linux requires `host-gateway` to make this name resolve.
    extra_hosts:
      - "host.docker.internal:host-gateway"
    environment:
      DOMAIN: ${DOMAIN:-trails.cool}
    volumes:
      # Mount the caddy/ DIRECTORY, not the Caddyfile directly. A single-
      # file bind mount pins to the host file's inode at create time, so a
      # deploy that replaces the file (scp) leaves the container reading the
      # old inode — `caddy reload` then reloads stale config. A directory
      # mount resolves children live, so reload picks up the new Caddyfile.
      # The container path /etc/caddy/Caddyfile is unchanged.
      - ./caddy:/etc/caddy:ro
      # Per-PR staging snippets dropped in by cd-staging.yml, overlaid onto
      # the read-only caddy dir above (caddy/sites/.gitkeep keeps the
      # mountpoint present). Bind mount auto-creates the host directory if
      # it doesn't exist, so a fresh server doesn't need pre-provisioning.
      - ./sites:/etc/caddy/sites:ro
      - caddy_data:/data
      - caddy_config:/config
    depends_on:
      - journal
      - planner

  journal:
    image: ghcr.io/trails-cool/journal:latest
    restart: unless-stopped
    logging: *default-logging
    environment:
      DOMAIN: ${DOMAIN:-trails.cool}
      ORIGIN: https://${DOMAIN:-trails.cool}
      PLANNER_URL: https://planner.${DOMAIN:-trails.cool}
      # "true" only on the flagship trails.cool instance. The Journal
      # home renders the project marketing block when set, and the
      # "Powered by trails.cool" footer link when not. Default empty =
      # self-host, which is the safer default.
      IS_FLAGSHIP: ${IS_FLAGSHIP:-}
      DATABASE_URL: postgres://trails:${POSTGRES_PASSWORD:?POSTGRES_PASSWORD must be set in SOPS secrets.app.env}@postgres:5432/trails
      JWT_SECRET: ${JWT_SECRET:?JWT_SECRET must be set in SOPS secrets.app.env}
      SESSION_SECRET: ${SESSION_SECRET:?SESSION_SECRET must be set in SOPS secrets.app.env}
      NODE_ENV: production
      PORT: 3000
      # SENTRY_DSN per service (journal + planner have separate Sentry
      # projects on the same org). Empty = no Sentry init (correct
      # default for self-hosted instances). See cd-apps.yml for how the
      # flagship populates this.
      SENTRY_DSN: ${SENTRY_DSN_JOURNAL:-}
      SENTRY_RELEASE: ${SENTRY_RELEASE:-}
      SMTP_URL: ${SMTP_URL:-}
      SMTP_FROM: ${SMTP_FROM:-trails.cool <noreply@trails.cool>}
      WAHOO_CLIENT_ID: ${WAHOO_CLIENT_ID:-}
      WAHOO_CLIENT_SECRET: ${WAHOO_CLIENT_SECRET:-}
      WAHOO_WEBHOOK_TOKEN: ${WAHOO_WEBHOOK_TOKEN:-}
      # Garmin Connect Developer Program keys (spec: garmin-import).
      # Empty = the Garmin provider is hidden on /settings/connections.
      GARMIN_CLIENT_ID: ${GARMIN_CLIENT_ID:-}
      GARMIN_CLIENT_SECRET: ${GARMIN_CLIENT_SECRET:-}
      # Federation (ActivityPub, social-federation rollout 12.5). Empty
      # = off: every federation surface 404s — the safe self-host
      # default. The flagship turns it on via cd-apps.yml (same pattern
      # as IS_FLAGSHIP); the encryption key comes from SOPS. Rollback is
      # dropping the flag and redeploying — instant, follow rows
      # persist. See docs/deployment.md "Federation runbook".
      FEDERATION_ENABLED: ${FEDERATION_ENABLED:-}
      FEDERATION_KEY_ENCRYPTION_KEY: ${FEDERATION_KEY_ENCRYPTION_KEY:-}
      FEDERATION_LOG_LEVEL: ${FEDERATION_LOG_LEVEL:-}
      INTEGRATION_SECRET: ${INTEGRATION_SECRET:?INTEGRATION_SECRET must be set in SOPS secrets.app.env}
      # Demo-activity-bot. Disabled by default everywhere; flip to "true"
      # only in prod. When unset, DEMO_BOT_PERSONA uses the built-in
      # Bruno/Berlin persona. See docs/demo-persona.md for the schema.
      DEMO_BOT_ENABLED: ${DEMO_BOT_ENABLED:-}
      DEMO_BOT_RETENTION_DAYS: ${DEMO_BOT_RETENTION_DAYS:-}
      DEMO_BOT_REGION: ${DEMO_BOT_REGION:-}
      DEMO_BOT_PERSONA: ${DEMO_BOT_PERSONA:-}
    healthcheck:
      test: ["CMD-SHELL", "curl -sf http://localhost:3000/api/health || exit 1"]
      interval: 15s
      timeout: 5s
      retries: 3
    depends_on:
      postgres:
        condition: service_healthy

  planner:
    image: ghcr.io/trails-cool/planner:latest
    restart: unless-stopped
    logging: *default-logging
    environment:
      # Required: points the Planner at the dedicated BRouter host over
      # vSwitch. Set in SOPS `secrets.app.env` (BROUTER_URL line). Using
      # `:?` so a missing value fails the compose up loudly rather than
      # silently pointing at a nonexistent `brouter:17777` service.
      BROUTER_URL: ${BROUTER_URL:?BROUTER_URL must be set in SOPS secrets.app.env}
      # Shared secret the Planner attaches as X-BRouter-Auth on every
      # BRouter request. The Caddy sidecar on the dedicated host
      # enforces this header. Set in SOPS secrets.app.env.
      BROUTER_AUTH_TOKEN: ${BROUTER_AUTH_TOKEN:?BROUTER_AUTH_TOKEN must be set in SOPS secrets.app.env}
      DATABASE_URL: postgres://trails:${POSTGRES_PASSWORD:?POSTGRES_PASSWORD must be set in SOPS secrets.app.env}@postgres:5432/trails
      NODE_ENV: production
      PORT: 3001
      SENTRY_DSN: ${SENTRY_DSN_PLANNER:-}
      SENTRY_RELEASE: ${SENTRY_RELEASE:-}
    healthcheck:
      test: ["CMD-SHELL", "curl -sf http://localhost:3001/health || exit 1"]
      interval: 15s
      timeout: 5s
      retries: 3
    depends_on:
      postgres:
        condition: service_healthy

  postgres:
    image: postgis/postgis:16-3.4
    restart: unless-stopped
    logging: *default-logging
    # Joined to the shared network so the staging compose project can reach
    # this instance by hostname `postgres`. Production services keep using
    # the default network as before.
    networks:
      - default
      - trails-shared
    environment:
      POSTGRES_USER: trails
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:?POSTGRES_PASSWORD must be set in SOPS secrets.app.env}
      POSTGRES_DB: trails
    volumes:
      - pgdata:/var/lib/postgresql/data
      - ./postgres/init-grafana-user.sql:/docker-entrypoint-initdb.d/init-grafana-user.sql:ro
    command:
      - "postgres"
      - "-c"
      - "shared_preload_libraries=pg_stat_statements"
      - "-c"
      - "pg_stat_statements.track=all"
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U trails"]
      interval: 5s
      timeout: 5s
      retries: 5

  postgres-exporter:
    image: prometheuscommunity/postgres-exporter:latest
    restart: unless-stopped
    logging: *default-logging
    environment:
      DATA_SOURCE_NAME: postgresql://trails:${POSTGRES_PASSWORD:?POSTGRES_PASSWORD must be set in SOPS secrets.app.env}@postgres:5432/trails?sslmode=disable
      PG_EXPORTER_EXTEND_QUERY_PATH: /etc/postgres-exporter/queries.yml
    volumes:
      - ./postgres/queries.yml:/etc/postgres-exporter/queries.yml:ro
    depends_on:
      postgres:
        condition: service_healthy

  node-exporter:
    image: prom/node-exporter:latest
    restart: unless-stopped
    logging: *default-logging
    pid: host
    volumes:
      - /proc:/host/proc:ro
      - /sys:/host/sys:ro
      - /:/rootfs:ro
    command:
      - "--path.procfs=/host/proc"
      - "--path.sysfs=/host/sys"
      - "--path.rootfs=/rootfs"
      - "--collector.filesystem.mount-points-exclude=^/(sys|proc|dev|host|etc)($$|/)"

  cadvisor:
    image: gcr.io/cadvisor/cadvisor:latest
    restart: unless-stopped
    logging: *default-logging
    privileged: true
    volumes:
      - /:/rootfs:ro
      - /var/run:/var/run:ro
      - /sys:/sys:ro
      - /var/lib/docker/:/var/lib/docker:ro
      - /dev/disk/:/dev/disk:ro

  promtail:
    image: grafana/promtail:latest
    restart: unless-stopped
    logging: *default-logging
    volumes:
      - /var/run/docker.sock:/var/run/docker.sock:ro
      - /var/lib/docker/containers:/var/lib/docker/containers:ro
      # Directory mount (not the file) so a deploy's replaced config is seen
      # live and a SIGHUP reload picks it up — see the caddy note above.
      - ./promtail:/etc/promtail:ro
    command: ["-config.file=/etc/promtail/promtail-config.yml"]
    depends_on:
      - loki

  prometheus:
    image: prom/prometheus:latest
    restart: unless-stopped
    logging: *default-logging
    volumes:
      # Directory mount (not the file) so config changes are seen live and a
      # SIGHUP reload applies them without recreating the container — see the
      # caddy note above. --config.file path below is unchanged.
      - ./prometheus:/etc/prometheus:ro
      - prometheus_data:/prometheus
    command:
      - "--config.file=/etc/prometheus/prometheus.yml"
      - "--storage.tsdb.retention.time=15d"
      - "--storage.tsdb.retention.size=2GB"

  loki:
    image: grafana/loki:latest
    restart: unless-stopped
    logging: *default-logging
    volumes:
      # Directory mount (not the file) so a replaced config is seen live —
      # see the caddy note above. Loki only reloads its main config on
      # restart (no SIGHUP), so cd-infra restarts loki rather than HUPs it.
      - ./loki:/etc/loki:ro
      - loki_data:/loki
    command: ["-config.file=/etc/loki/loki-config.yml"]
    # Publish only on the vSwitch IP so Promtail running on the
    # dedicated BRouter host can push logs in. Hetzner Cloud firewall
    # still blocks 3100 from the public internet. Internal services on
    # this host reach Loki via the docker network as before.
    ports:
      - "10.0.0.2:3100:3100"

  grafana:
    image: grafana/grafana:latest
    restart: unless-stopped
    logging: *default-logging
    environment:
      GF_SERVER_ROOT_URL: https://grafana.internal.${DOMAIN:-trails.cool}
      GF_AUTH_GITHUB_ENABLED: "true"
      GF_AUTH_GITHUB_CLIENT_ID: ${GF_AUTH_GITHUB_CLIENT_ID:-}
      GF_AUTH_GITHUB_CLIENT_SECRET: ${GF_AUTH_GITHUB_CLIENT_SECRET:-}
      GF_AUTH_GITHUB_ALLOWED_ORGANIZATIONS: trails-cool
      GF_AUTH_GITHUB_SCOPES: user:email,read:org
      GF_AUTH_OAUTH_ALLOW_INSECURE_EMAIL_LOOKUP: "true"
      GF_AUTH_DISABLE_LOGIN_FORM: "true"
      # New GitHub-authenticated users land as Editor, not the default
      # Viewer, so they can use Explore (ad-hoc Loki/Prometheus queries)
      # without an admin promotion step. Access is already gated by the
      # GF_AUTH_GITHUB_ALLOWED_ORGANIZATIONS allowlist above.
      GF_USERS_AUTO_ASSIGN_ORG_ROLE: Editor
      GF_SMTP_ENABLED: "true"
      GF_SMTP_HOST: ${GF_SMTP_HOST:-}
      GF_SMTP_USER: ${GF_SMTP_USER:-}
      GF_SMTP_PASSWORD: ${GF_SMTP_PASSWORD:-}
      GF_SMTP_FROM_ADDRESS: noreply@trails.cool
      GF_SMTP_FROM_NAME: trails.cool Grafana
      GRAFANA_DB_PASSWORD: ${GRAFANA_DB_PASSWORD:-}
      # Pushover app + user keys consumed by alerts.yml provisioning.
      # App token identifies the trails.cool Pushover application; per-user
      # keys receive the notifications. Keys (un)set in SOPS secrets.infra.env.
      PUSHOVER_API_TOKEN: ${PUSHOVER_API_TOKEN:-}
      PUSHOVER_USER_KEY_ULLRICH: ${PUSHOVER_USER_KEY_ULLRICH:-}
    volumes:
      - ./grafana/provisioning:/etc/grafana/provisioning:ro
      - ./grafana/dashboards:/var/lib/grafana/dashboards:ro
      - grafana_data:/var/lib/grafana
    depends_on:
      - prometheus
      - loki

  # garage:
  #   image: dxflrs/garage:v1.0
  #   restart: unless-stopped
  #   volumes:
  #     - garage_data:/var/lib/garage
  #     - ./garage.toml:/etc/garage.toml:ro

networks:
  # Default project network — kept implicit for production services.
  # IPv6 is enabled so the journal can federate with v6-only instances
  # (e.g. social.ullrich.is). Docker ≥27 auto-allocates a ULA subnet and
  # NAT66-masquerades egress via the host's public v6 address.
  # NOTE: flipping this on an existing deployment requires recreating the
  # network: `docker compose down && docker compose --env-file .env up -d`.
  default:
    enable_ipv6: true
  # Created by this compose project with a fixed (un-namespaced) name so the
  # staging compose project can attach to it via `external: true`. Only
  # postgres is joined here on the production side; staging containers join
  # to reach postgres by hostname.
  # IPv6-enabled so staging/preview journals — whose only network this is —
  # get v6 federation egress like production. Recreating it on a live host
  # requires detaching staging, previews, and postgres first.
  trails-shared:
    name: trails-shared
    enable_ipv6: true

volumes:
  caddy_data:
  caddy_config:
  pgdata:
  prometheus_data:
  loki_data:
  grafana_data:
