43 lines
977 B
Ruby
43 lines
977 B
Ruby
# frozen_string_literal: true
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require_relative 'utils/override'
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module Gitlab
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class ExceptionsApp < ActionDispatch::PublicExceptions
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extend ::Gitlab::Utils::Override
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REQUEST_ID_PLACEHOLDER = '<!-- REQUEST_ID -->'
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REQUEST_ID_PARAGRAPH = '<p>Request ID: <code>%s</code></p>'
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override :call
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def call(env)
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status, headers, body = super
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if html_rendered? && body.first&.include?(REQUEST_ID_PLACEHOLDER)
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body = [insert_request_id(env, body.first)]
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headers['X-GitLab-Custom-Error'] = '1'
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end
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[status, headers, body]
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end
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private
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override :render_html
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def render_html(status)
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@html_rendered = true
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super
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end
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def html_rendered?
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!!@html_rendered
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end
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def insert_request_id(env, body)
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request_id = ERB::Util.html_escape(ActionDispatch::Request.new(env).request_id)
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body.gsub(REQUEST_ID_PLACEHOLDER, REQUEST_ID_PARAGRAPH % [request_id])
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end
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end
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end
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