# Provides a service for automated migration of a given site.

# Compose extension fields of base compose.yaml. See https://github.com/frappe/frappe_docker/blob/main/compose.yaml
# Needed for merging compose files.
x-customizable-image: &customizable_image
  # By default the image used only contains the `frappe` and `erpnext` apps.
  # See https://github.com/frappe/frappe_docker/blob/main/docs/02-setup/02-build-setup.md#define-custom-apps
  # about using custom images.
  image: ${CUSTOM_IMAGE:-frappe/erpnext}:${CUSTOM_TAG:-$ERPNEXT_VERSION}
  pull_policy: ${PULL_POLICY:-always}
  restart: ${RESTART_POLICY:-unless-stopped}

x-depends-on-configurator: &depends_on_configurator
  depends_on:
    configurator:
      condition: service_completed_successfully

x-backend-defaults: &backend_defaults
  <<: [*depends_on_configurator, *customizable_image]
  volumes:
    - sites:/home/frappe/frappe-bench/sites

services:
  migrator:
    <<: *backend_defaults
    platform: linux/amd64
    entrypoint:
      - bash
      - -c
    command:
      - >
        if [ "$$MIGRATE_SITES" != "true" ]; then
          echo "[migrator] Migration disabled";
          exit 0;
        fi;
        if [ -z "$$(find sites -mindepth 2 -maxdepth 2 -name site_config.json 2>/dev/null)" ]; then
          echo "[migrator] No sites found, skipping migration";
          exit 0;
        fi;
        echo "[migrator] Migrating all sites";
        bench --site all migrate;
    environment:
      MIGRATE_SITES: ${MIGRATE_SITES:-true}
    restart: on-failure:5