version: "2.1"

services:
  swh-storage-read-replica-db:
    image: postgres:12
    env_file:
      - ./env/storage-read-replica-db.env
    environment:
      # unset PGHOST as db service crashes otherwise
      PGHOST:
      # unset POSTGRES_DB: we're handling it ourselves
      POSTGRES_DB:

  swh-storage-read-replica:
    image: swh/stack
    build: ./
    ports:
      - 5042:5002
    depends_on:
      - swh-storage
      - swh-storage-db
      - swh-storage-read-replica-db
      - swh-objstorage
    env_file:
      - ./env/common_python.env
      - ./env/storage-read-replica-db.env
    environment:
      SWH_CONFIG_FILENAME: /storage.yml
      STORAGE_BACKEND: postgresql
    entrypoint: /entrypoint.sh
    volumes:
      - "./conf/storage-read-replica.yml:/storage.yml:ro"
      - "./services/swh-storage-read-replica/entrypoint.sh:/entrypoint.sh:ro"

  # override storage db to enable wal_level=logical
  swh-storage-db:
    command: postgres -c wal_level=logical

  # override web app to use the replica
  swh-web:
    depends_on:
      - swh-storage-read-replica
      - swh-idx-storage
    environment:
      SWH_CONFIG_FILENAME: /web-read-replica.yml
    volumes:
      - "./conf/web-read-replica.yml:/web-read-replica.yml:ro"

  # override vault to use the replica
  swh-vault:
    depends_on:
      - swh-storage-read-replica
    environment:
      SWH_CONFIG_FILENAME: /vault-read-replica.yml
    volumes:
      - "./conf/vault-read-replica.yml:/vault-read-replica.yml:ro"

  swh-vault-worker:
    depends_on:
      - swh-storage-read-replica
    environment:
      SWH_CONFIG_FILENAME: /cooker-read-replica.yml
    volumes:
      - "./conf/vault-worker-read-replica.yml:/cooker-read-replica.yml:ro"