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# frozen_string_literal: true
require_relative 'constants'
require_relative 'body_proxy'
module Rack
# Middleware tracks and cleans Tempfiles created throughout a request (i.e. Rack::Multipart)
# Ideas/strategy based on posts by Eric Wong and Charles Oliver Nutter
# https://groups.google.com/forum/#!searchin/rack-devel/temp/rack-devel/brK8eh-MByw/sw61oJJCGRMJ
class TempfileReaper
def initialize(app)
@app = app
end
def call(env)
env[RACK_TEMPFILES] ||= []
begin
_, _, body = response = @app.call(env)
rescue Exception
env[RACK_TEMPFILES]&.each(&:close!)
raise
end
response[2] = BodyProxy.new(body) do
env[RACK_TEMPFILES]&.each(&:close!)
end
response
end
end
end
|
