docker-compose.yml

version: "3.9"

services:
  postgres:
    image: postgres:15.3-alpine3.18
    environment:
      - POSTGRES_LOGGING=true
      - POSTGRES_DB_FILE=/run/secrets/postgres_db
      - POSTGRES_PASSWORD_FILE=/run/secrets/postgres_password
      - POSTGRES_USER_FILE=/run/secrets/postgres_user
    secrets:
      - postgres_password
      - postgres_user
      - postgres_db
    ports:
      - ${POSTGRES_PORT:-5432}:5432
    volumes:
      - postgres:/var/lib/postgresql/data
    restart: on-failure
    healthcheck:
      # Use pg_isready to check postgres is running. Substitute different
      # user `postgres` if you've setup differently to config/pgpass-mainnet
      test: ["CMD-SHELL", "pg_isready -U postgres"]
      interval: 10s
      timeout: 5s
      retries: 5
    command: ${POSTGRES_ARGS:--c maintenance_work_mem=1GB -c max_parallel_maintenance_workers=4}
    logging:
      driver: "json-file"
      options:
        max-size: "200k"
        max-file: "10"

  cardano-node:
    image: ghcr.io/blinklabs-io/cardano-node:latest
    environment:
      - NETWORK=${NETWORK:-preview}
    volumes:
      - node-data:/opt/cardano/data
      - node-ipc:/ipc
    restart: on-failure
    healthcheck:
      test: ["CMD-SHELL", "curl -f 127.0.0.1:12798/metrics || exit 1"]
      interval: 60s
      timeout: 10s
      retries: 5
    logging:
      driver: "json-file"
      options:
        max-size: "200k"
        max-file: "10"

  cardano-db-sync:
    image: blinklabs/cardano-db-sync:13.1.0.2
    environment:
      - DISABLE_LEDGER=${DISABLE_LEDGER}
      - NETWORK=${NETWORK:-preview}
      - POSTGRES_HOST=postgres
      - POSTGRES_PORT=5432
      - RESTORE_SNAPSHOT=${RESTORE_SNAPSHOT:-}
      - RESTORE_RECREATE_DB=N
      - EXTRA_DB_SYNC_ARGS=${EXTRA_DB_SYNC_ARGS:-}
    depends_on:
      # Depend on both services to be healthy before starting.
      cardano-node:
        condition: service_healthy
      postgres:
        condition: service_healthy
    secrets:
      - postgres_password
      - postgres_user
      - postgres_db
    volumes:
      - db-sync-data:/var/lib/cexplorer
      - node-ipc:/node-ipc
    restart: on-failure
    logging:
      driver: "json-file"
      options:
        max-size: "200k"
        max-file: "10"

secrets:
  postgres_db:
    file: ./config/secrets/postgres_db
  postgres_password:
    file: ./config/secrets/postgres_password
  postgres_user:
    file: ./config/secrets/postgres_user

volumes:
  db-sync-data:
  postgres:
  node-data:
  node-ipc: