ores.variability.service

Table of Contents

1. Diagram

ores.variability.service component diagram

Figure 1: ores.variability.service

2. Summary

ores.variability.service is the NATS service entrypoint for the variability domain. It reads configuration, opens database and NATS connections, registers all message handlers from ores.variability.core, and runs the event loop. All business logic lives in ores.variability.core.

3. Inputs

  • Configuration file: NATS server URL, PostgreSQL connection string, and environment settings.
  • NATS request messages for system-setting queries and updates.

4. Outputs

  • A running NATS service handling all variability operations.
  • NATS response messages returned to callers.
  • Structured logs via ores.logging.

5. Entry points

  • src/main.cpp — process entry point.
  • src/app/ — application bootstrap and dependency injection.
  • src/config/ — configuration parsing and validation.

6. Dependencies

  • ores.variability.core — all NATS handlers, repositories, and services.
  • ores.variability.api — shared protocol types.
  • ores.logging — structured logging infrastructure.
  • nats.c — NATS client for connection management.

7. Build dependencies

What the shared profile cannot know, declared here rather than hand-edited into the generated build file. Each block is spliced into its generated file after the profile's baseline.

8. See also

9. Test dependencies

The suites link what the profile cannot know about.

target_link_libraries(${lib_target_name}
    PUBLIC
        ores.service.lib
        ores.security.lib
        ores.variability.core.lib
        ores.nats.lib
        ores.database.lib
        ores.utility.lib
        ores.telemetry.core.lib
        ores.eventing.core.lib
        ores.eventing.api.lib)
target_link_libraries(${tests_target_name}
    PRIVATE
        ${lib_target_name}
        ores.utility.lib
        ores.testing.lib
        ores.logging.lib
        Catch2::Catch2
        faker-cxx::faker-cxx
        Threads::Threads)

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