[MacPorts] #53117: Braeburn POST requests (Trac, Mailman) are unreliable

[MacPorts]

#53117: Braeburn POST requests (Trac, Mailman) are unreliable
-----------------------------+---------------------
  Reporter:  mf2k            |      Owner:  admin@…
      Type:  defect          |     Status:  new
  Priority:  Normal          |  Milestone:
 Component:  server/hosting  |    Version:
Resolution:                  |   Keywords:
      Port:                  |
-----------------------------+---------------------

Comment (by neverpanic):

 On the trac side, we see errors such as
 {{{

 [Tue Dec 20 15:16:42.208829 2016] [wsgi:error] [pid 24819] [remote
 x.y.z.a:64119] mod_wsgi (pid=24819): Exception occurred processing WSGI
 script '/var/www/trac/cgi-bin/trac.wsgi'.
 [Tue Dec 20 15:16:42.208961 2016] [wsgi:error] [pid 24819] [remote
 x.y.z.a:64119] Traceback (most recent call last):
 [Tue Dec 20 15:16:42.208980 2016] [wsgi:error] [pid 24819] [remote
 x.y.z.a:64119]   File "/var/www/trac/cgi-bin/trac.wsgi", line 31, in
 application
 [Tue Dec 20 15:16:42.209005 2016] [wsgi:error] [pid 24819] [remote
 x.y.z.a:64119]     return dispatch_request(environ, start_request)
 [Tue Dec 20 15:16:42.209014 2016] [wsgi:error] [pid 24819] [remote
 x.y.z.a:64119]   File "/var/www/trac/virtualenv/lib/python2.7/site-
 packages/trac/web/main.py", line 530, in dispatch_request
 [Tue Dec 20 15:16:42.209028 2016] [wsgi:error] [pid 24819] [remote
 x.y.z.a:64119]     return _dispatch_request(req, env, env_error)
 [Tue Dec 20 15:16:42.209035 2016] [wsgi:error] [pid 24819] [remote
 x.y.z.a:64119]   File "/var/www/trac/virtualenv/lib/python2.7/site-
 packages/trac/web/main.py", line 569, in _dispatch_request
 [Tue Dec 20 15:16:42.209045 2016] [wsgi:error] [pid 24819] [remote
 x.y.z.a:64119]     send_internal_error(env, req, sys.exc_info())
 [Tue Dec 20 15:16:42.209052 2016] [wsgi:error] [pid 24819] [remote
 x.y.z.a:64119]   File "/var/www/trac/virtualenv/lib/python2.7/site-
 packages/trac/web/main.py", line 688, in send_internal_error
 [Tue Dec 20 15:16:42.209062 2016] [wsgi:error] [pid 24819] [remote
 x.y.z.a:64119]     req.send_error(exc_info, status=500, env=env,
 data=data)
 [Tue Dec 20 15:16:42.209069 2016] [wsgi:error] [pid 24819] [remote
 x.y.z.a:64119]   File "/var/www/trac/virtualenv/lib/python2.7/site-
 packages/trac/web/api.py", line 597, in send_error
 [Tue Dec 20 15:16:42.209080 2016] [wsgi:error] [pid 24819] [remote
 x.y.z.a:64119]     exc_info)
 [Tue Dec 20 15:16:42.209086 2016] [wsgi:error] [pid 24819] [remote
 x.y.z.a:64119]   File "/var/www/trac/virtualenv/lib/python2.7/site-
 packages/trac/web/main.py", line 562, in _dispatch_request
 [Tue Dec 20 15:16:42.209096 2016] [wsgi:error] [pid 24819] [remote
 x.y.z.a:64119]     dispatcher.dispatch(req)
 [Tue Dec 20 15:16:42.209103 2016] [wsgi:error] [pid 24819] [remote
 x.y.z.a:64119]   File "/var/www/trac/virtualenv/lib/python2.7/site-
 packages/trac/web/main.py", line 249, in dispatch
 [Tue Dec 20 15:16:42.209113 2016] [wsgi:error] [pid 24819] [remote
 x.y.z.a:64119]     resp = chosen_handler.process_request(req)
 [Tue Dec 20 15:16:42.209120 2016] [wsgi:error] [pid 24819] [remote
 x.y.z.a:64119]   File "/var/www/trac/virtualenv/lib/python2.7/site-
 packages/trac/versioncontrol/web_ui/browser.py", line 404, in
 process_request
 [Tue Dec 20 15:16:42.209131 2016] [wsgi:error] [pid 24819] [remote
 x.y.z.a:64119]     self._render_zip(req, context, repos, node, rev)
 [Tue Dec 20 15:16:42.209205 2016] [wsgi:error] [pid 24819] [remote
 x.y.z.a:64119]   File "/var/www/trac/virtualenv/lib/python2.7/site-
 packages/trac/versioncontrol/web_ui/browser.py", line 661, in _render_zip
 [Tue Dec 20 15:16:42.209231 2016] [wsgi:error] [pid 24819] [remote
 x.y.z.a:64119]     render_zip(req, filename, repos, root_node,
 self._iter_nodes)
 [Tue Dec 20 15:16:42.209243 2016] [wsgi:error] [pid 24819] [remote
 x.y.z.a:64119]   File "/var/www/trac/virtualenv/lib/python2.7/site-
 packages/trac/versioncontrol/web_ui/util.py", line 231, in render_zip
 [Tue Dec 20 15:16:42.209368 2016] [wsgi:error] [pid 24819] [remote
 x.y.z.a:64119]     req.write(zip_str)
 [Tue Dec 20 15:16:42.209375 2016] [wsgi:error] [pid 24819] [remote
 x.y.z.a:64119]   File "/var/www/trac/virtualenv/lib/python2.7/site-
 packages/trac/web/api.py", line 698, in write
 [Tue Dec 20 15:16:42.209394 2016] [wsgi:error] [pid 24819] [remote
 x.y.z.a:64119]     self._write(''.join(buf))
 [Tue Dec 20 15:16:42.209410 2016] [wsgi:error] [pid 24819] [remote
 x.y.z.a:64119] IOError: Apache/mod_wsgi failed to write response data:
 Broken pipe
 }}}

 Unfortunately that's not very helpful in telling us why the pipe was
 broken (i.e. the connection was closed)

--
Ticket URL: <https://trac.macports.org/ticket/53117#comment:5>
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