50 lines
1.7 KiB
Ruby
50 lines
1.7 KiB
Ruby
# frozen_string_literal: true
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module Gitlab
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module GrapeLogging
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module Loggers
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class ExceptionLogger < ::GrapeLogging::Loggers::Base
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def parameters(request, response_body)
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data = {}
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data[:api_error] = format_body(response_body) if bad_request?(request)
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# grape-logging attempts to pass the logger the exception
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# (https://github.com/aserafin/grape_logging/blob/v1.7.0/lib/grape_logging/middleware/request_logger.rb#L63),
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# but it appears that the rescue_all in api.rb takes
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# precedence so the logger never sees it. We need to
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# store and retrieve the exception from the environment.
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exception = request.env[::API::Helpers::API_EXCEPTION_ENV]
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return data unless exception.is_a?(Exception)
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Gitlab::ExceptionLogFormatter.format!(exception, data)
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data
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end
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private
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def format_body(response_body)
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# https://github.com/rack/rack/blob/master/SPEC.rdoc#label-The+Body:
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# The response_body must respond to each, but just in case we
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# guard against errors here.
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response_body = Array(response_body) unless response_body.respond_to?(:each)
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# To avoid conflicting types in Elasticsearch, convert every
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# element into an Array of strings. A response body is usually
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# an array of Strings so that the response can be sent in
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# chunks.
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body = []
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# each_with_object doesn't work with Rack::BodyProxy
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response_body.each { |chunk| body << chunk.to_s }
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body
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end
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def bad_request?(request)
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request.env[::API::Helpers::API_RESPONSE_STATUS_CODE] == 400
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end
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end
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end
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end
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end
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