Class: Ml::CreateModelVersionService

Inherits:
Object
  • Object
show all
Defined in:
app/services/ml/create_model_version_service.rb

Defined Under Namespace

Classes: ModelVersionCreationError

Instance Method Summary collapse

Constructor Details

#initialize(model, params = {}) ⇒ CreateModelVersionService

Returns a new instance of CreateModelVersionService.



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# File 'app/services/ml/create_model_version_service.rb', line 5

def initialize(model, params = {})
  @model = model
  @version = params[:version]
  @package = params[:package]
  @description = params[:description]
  @user = params[:user]
  @metadata = params[:metadata]
  @candidate_id = params[:candidate_id]
  @candidate_eid = params[:candidate_eid]
end

Instance Method Details

#execute ⇒ Object 



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# File 'app/services/ml/create_model_version_service.rb', line 16

def execute
  ApplicationRecord.transaction do
    @version ||= Ml::IncrementVersionService.new(@model.latest_version.try(:version)).execute

    error(_("Version must be semantic version")) unless Packages::SemVer.match(@version)

    @model_version = Ml::ModelVersion.new(model: @model, project: @model.project, version: @version,
      description: @description)

    @model_version.save

    error(@model_version.errors.full_messages) unless @model_version.persisted?

    candidate = find_or_create_candidate
    package = candidate.package || find_or_create_package(@model.name, @version)

    error(_("Can't create model version package")) unless package

    @model_version.update! package: package

    @model_version.add_metadata(@metadata)

    Gitlab::InternalEvents.track_event(
      'model_registry_ml_model_version_created',
      project: @model.project,
      user: @user
    )

    audit_creation_event

    ServiceResponse.success(message: [], payload: { model_version: @model_version })
  end
rescue ActiveRecord::RecordInvalid, ActiveRecord::RecordNotUnique => e
  ServiceResponse.error(message: [e.message], payload: { model_version: nil })
rescue ModelVersionCreationError => e
  ServiceResponse.error(message: e.errors, payload: { model_version: nil })
end