[ruby-core:86597] [Ruby trunk Feature#14696] add optname SO_ORIGINAL_DST

From: akr@...
Date: 2018-04-19 07:37:39 UTC
List: ruby-core #86597
Issue #14696 has been updated by akr (Akira Tanaka).


SO_ORIGINAL_DST is defined in linux kernel header, not glibc header.

The provided patch defines SO_ORIGINAL_DST as 80 in ext/socket/rubysocket.h.

There are several options:

- define the constant in Ruby as the patch.
  This add (one) more magic number in Ruby
- include linux kernel headers.
  It may conflict with glibc headers
- define the constant in application as
  Socket::SO_ORIGINAL_DST = 80


----------------------------------------
Feature #14696: add optname SO_ORIGINAL_DST
https://bugs.ruby-lang.org/issues/14696#change-71546

* Author: takafan (taka fan)
* Status: Open
* Priority: Normal
* Assignee: 
* Target version: 
----------------------------------------
SO_ORIGINAL_DST is defined at
https://github.com/torvalds/linux/blob/master/include/uapi/linux/netfilter_ipv4.h

get original dst while accepting a socket from iptables target REDIRECT

i made a pull request at github:

https://github.com/ruby/ruby/pull/1859



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