[Wikidata-bugs] [Maniphest] [Commented On] T237319: 502 errors on ATS/8.0.5

BBlack added a comment. I think you ran into a temporary blip in some unrelated DNS work (which is already dealt with), not this bug (502 errors can happen for real infra failure reasons, too!) TASK DETAIL https://phabricator.wikimedia.org/T237319 EMAIL PREFERENCES

[Wikidata-bugs] [Maniphest] [Commented On] T237319: 502 errors on ATS/8.0.5

Ladsgroup added a comment. Given T238901#5687813 it seems it's fixed. TASK DETAIL https://phabricator.wikimedia.org/T237319 EMAIL PREFERENCES https://phabricator.wikimedia.org/settings/panel/emailpreferences/ To: Ladsgroup Cc:

[Wikidata-bugs] [Maniphest] [Commented On] T237319: 502 errors on ATS/8.0.5

Joe added a comment. In T237319#5681384 , @darthmon_wmde wrote: > Is there anything that we can quickly do on wikibase to fix this? > if so, please advise what concretely. > Thanks! In general, whenever your code decides to

[Wikidata-bugs] [Maniphest] [Commented On] T237319: 502 errors on ATS/8.0.5

elukey added a comment. In T237319#5681384 , @darthmon_wmde wrote: > Is there anything that we can quickly do on wikibase to fix this? > if so, please advise what concretely. > Thanks! @darthmon_wmde hi! So the issue seems to

[Wikidata-bugs] [Maniphest] [Commented On] T237319: 502 errors on ATS/8.0.5

elukey added a comment. Thanks, will remember to use -v :) On buster + sury's php7.2-fpm + apache 2.4.38 I cannot repro: root@497a89a9ac42:/# curl localhost/test.php -v * Expire in 0 ms for 6 (transfer 0x5604525d2f50) * Expire in 1 ms for 1 (transfer 0x5604525d2f50) *

[Wikidata-bugs] [Maniphest] [Commented On] T237319: 502 errors on ATS/8.0.5

Vgutierrez added a comment. And I can reproduce the issue as well with docker-registry.wikimedia.org/dev/stretch-php72-fpm-apache2. Dockerfile: FROM docker-registry.wikimedia.org/dev/stretch-php72-fpm-apache2 RUN mkdir -p /tmp/php RUN sed -i s/runuser/www-data/

[Wikidata-bugs] [Maniphest] [Commented On] T237319: 502 errors on ATS/8.0.5

Vgutierrez added a comment. And using a dumb TCP client we can see the 4 excess bytes: vgutierrez@mwdebug2001:~$ python3 [...] >>> import socket >>> s = socket.socket(socket.AF_INET, socket.SOCK_STREAM) >>> s.connect(('10.192.0.98', 80)) >>> s.send("GET

[Wikidata-bugs] [Maniphest] [Commented On] T237319: 502 errors on ATS/8.0.5

Vgutierrez added a comment. please note that I cannot reproduce on mwdebug using `curl -i`, see the difference: vgutierrez@mwdebug2001:~$ curl --resolve en.wikipedia.org:80:10.192.0.98 http://en.wikipedia.org/w/vgutierrez.php -v * Added en.wikipedia.org:80:10.192.0.98 to DNS cache

[Wikidata-bugs] [Maniphest] [Commented On] T237319: 502 errors on ATS/8.0.5

elukey added a comment. I have created a Docker image for Debian stretch installing apache2 (same version of the mw app servers) + php7.2-fpm from Sury's repo + the following trivial config: Options Indexes FollowSymLinks AllowOverride None Require

[Wikidata-bugs] [Maniphest] [Commented On] T237319: 502 errors on ATS/8.0.5

darthmon_wmde added a comment. Is there anything that we can quickly do on wikibase to fix this? if so, please advise what concretely. Thanks! TASK DETAIL https://phabricator.wikimedia.org/T237319 EMAIL PREFERENCES

[Wikidata-bugs] [Maniphest] [Commented On] T237319: 502 errors on ATS/8.0.5

elukey added a comment. On mwdebug2001 this seems to be the mod proxy fcgi debug: Nov 21 12:02:13 mwdebug2001 apache2[4516]: [proxy_fcgi:debug] [pid 4516:tid 140373593552640] mod_proxy_fcgi.c(913): [client 10.192.0.98:37452] AH01076: url:

[Wikidata-bugs] [Maniphest] [Commented On] T237319: 502 errors on ATS/8.0.5

Vgutierrez added a comment. so it looks like the apache fix doesn't fix every scenario. This small PoC triggers the issue: https://phabricator.wikimedia.org/T237319 EMAIL PREFERENCES https://phabricator.wikimedia.org/settings/panel/emailpreferences/ To: Vgutierrez Cc: Addshore,

[Wikidata-bugs] [Maniphest] [Commented On] T237319: 502 errors on ATS/8.0.5

Ladsgroup added a comment. @addshore @wmde-leszek: it seems we are causing this. We should take a look TASK DETAIL https://phabricator.wikimedia.org/T237319 EMAIL PREFERENCES https://phabricator.wikimedia.org/settings/panel/emailpreferences/ To: Ladsgroup Cc: Addshore, WMDE-leszek,