envirment:
passenger 5.0.0
apache:2.4.6
passengerbufferupload off
Error:
when put file with transfer-encoder:chunked by http request, can't get file content from apache.
apache error log: App 22178 stderr: [ 2018-06-13 10:17:35.9345 22203/0x0055710edcfa58(Worker 1) request_handler/thread_handler.rb:219 ]: *** Passenger RequestHandler warning: HTTP header size exceeded maximum.
Investigate
I confirmed the transfer-encoder header in the passenger by print log. the transfer-encoder header is HTTP_TRANSFER_ENCODING:CHUNKED.
I confirmed the source of passenger, too. In the source, when get transfer-encoder header, it used 'TRANSFER_ENCODING'. so, can not get transfer-encoder header.
source:
phusion_passenger/utils/tee_input.rb
class TeeInput
CONTENT_LENGTH = "CONTENT_LENGTH".freeze
TRANSFER_ENCODING = "TRANSFER_ENCODING".freeze
phusion_passenger/request_handler/thread_handler.rb
TRANSFER_ENCODING = 'TRANSFER_ENCODING'.freeze
I also confirmed the source commit history. from 4.0.60 to 5.0.0, modify the above sources.(from TRANSFER_ENCODING = "HTTP_TRANSFER_ENCODING".freeze to TRANSFER_ENCODING = "TRANSFER_ENCODING".freeze)
commit log:
https://github.com/phusion/passenger/commit/0766bb303ad8009c6061206f3aafe231c4f1c3ff ⇒tee_input.rb
https://github.com/phusion/passenger/commit/eee48f95fd9db0fb5b24458f9fb0b84a25acc6ae ⇒thread_handler.rb
question:
1.I want to know the reason of the modify.
2.this is an issue or not?