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# frozen_string_literal: true
module BulkImports
module Pipeline
module Runner
extend ActiveSupport::Concern
MarkedAsFailedError = Class.new(StandardError)
def run
raise MarkedAsFailedError if marked_as_failed?
info(message: 'Pipeline started')
extracted_data = extracted_data_from
extracted_data&.each do |entry|
transformers.each do |transformer|
entry = run_pipeline_step(:transformer, transformer.class.name) do
transformer.transform(context, entry)
end
end
run_pipeline_step(:loader, loader.class.name) do
loader.load(context, entry)
end
end
if respond_to?(:after_run)
run_pipeline_step(:after_run) do
after_run(extracted_data)
end
end
info(message: 'Pipeline finished')
rescue MarkedAsFailedError
log_skip
end
private # rubocop:disable Lint/UselessAccessModifier
def run_pipeline_step(step, class_name = nil)
raise MarkedAsFailedError if marked_as_failed?
info(pipeline_step: step, step_class: class_name)
yield
rescue MarkedAsFailedError
log_skip(step => class_name)
rescue => e
log_import_failure(e, step)
mark_as_failed if abort_on_failure?
nil
end
def extracted_data_from
run_pipeline_step(:extractor, extractor.class.name) do
extractor.extract(context)
end
end
def mark_as_failed
warn(message: 'Pipeline failed', pipeline_class: pipeline)
context.entity.fail_op!
end
def marked_as_failed?
return true if context.entity.failed?
false
end
def log_skip(extra = {})
log = {
message: 'Skipping due to failed pipeline status',
pipeline_class: pipeline
}.merge(extra)
info(log)
end
def log_import_failure(exception, step)
attributes = {
bulk_import_entity_id: context.entity.id,
pipeline_class: pipeline,
pipeline_step: step,
exception_class: exception.class.to_s,
exception_message: exception.message.truncate(255),
correlation_id_value: Labkit::Correlation::CorrelationId.current_or_new_id
}
BulkImports::Failure.create(attributes)
end
def warn(extra = {})
logger.warn(log_params(extra))
end
def info(extra = {})
logger.info(log_params(extra))
end
def log_params(extra)
defaults = {
bulk_import_entity_id: context.entity.id,
bulk_import_entity_type: context.entity.source_type,
pipeline_class: pipeline
}
defaults.merge(extra).compact
end
def logger
@logger ||= Gitlab::Import::Logger.build
end
end
end
end
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