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# frozen_string_literal: true
module Gitlab
# Net::BufferedIO is overwritten by webmock but in order to test this class, it needs to inherit from the original BufferedIO.
# https://github.com/bblimke/webmock/blob/867f4b290fd133658aa9530cba4ba8b8c52c0d35/lib/webmock/http_lib_adapters/net_http.rb#L266
parent_class = if const_defined?('WebMock::HttpLibAdapters::NetHttpAdapter::OriginalNetBufferedIO') && Rails.env.test?
WebMock::HttpLibAdapters::NetHttpAdapter::OriginalNetBufferedIO
else
Net::BufferedIO
end
class BufferedIo < parent_class
extend ::Gitlab::Utils::Override
HEADER_READ_TIMEOUT = 20
# rubocop: disable Style/RedundantReturn
# rubocop: disable Cop/LineBreakAfterGuardClauses
# rubocop: disable Layout/EmptyLineAfterGuardClause
# Original method:
# https://github.com/ruby/ruby/blob/cdb7d699d0641e8f081d590d06d07887ac09961f/lib/net/protocol.rb#L190-L200
override :readuntil
def readuntil(terminator, ignore_eof = false)
start_time = Process.clock_gettime(Process::CLOCK_MONOTONIC)
begin
until idx = @rbuf.index(terminator)
if (elapsed = Process.clock_gettime(Process::CLOCK_MONOTONIC) - start_time) > HEADER_READ_TIMEOUT
raise Gitlab::HTTP::HeaderReadTimeout, "Request timed out after reading headers for #{elapsed} seconds"
end
rbuf_fill
end
return rbuf_consume(idx + terminator.size)
rescue EOFError
raise unless ignore_eof
return rbuf_consume(@rbuf.size)
end
end
# rubocop: enable Style/RedundantReturn
# rubocop: enable Cop/LineBreakAfterGuardClauses
# rubocop: enable Layout/EmptyLineAfterGuardClause
end
end
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