go-exercises-worker, v1.0

Background worker of the service for solving programming exercises.

Major version. Implement the solution runner based on the github.com/thewizardplusplus/go-code-runner package.

implement the solution runner based on the github.com/thewizardplusplus/go-code-runner package:
- loading of the allowed imports from an outer configuration;
add the examples:
- of the request;
- of the allowed import configuration;
add the integration Docker Compose configuration.

interaction with queues:
- common properties:
  - automatic declaring of the used queues;
  - passing of a message data in JSON;
- operations:
  - consuming of the solutions:
    - concurrent handling;
    - once requeue the solution on failure;
  - producing of the solution results;
solution runners:
- dummy solution runner (returns the current timestamp as the result);
- solution runner based on the github.com/thewizardplusplus/go-code-runner package:
  - loading of the allowed imports from an outer configuration.

$ go-exercises-backend

Environment variables:

ALLOWED_IMPORT_CONFIG — path to the allowed import config (default: ./configs/allowed_imports.json);
MESSAGE_BROKER_ADDRESS — RabbitMQ connection URI (default: amqp://rabbitmq:rabbitmq@localhost:5672);
SOLUTION_CONSUMER_BUFFER_SIZE — solution consumer channel capacity (default: 1000);
SOLUTION_CONSUMER_CONCURRENCY — amount of solution consumer threads (default: 1000).

Content: code.

License: MIT.