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Maniphest T278139

Drop PHP 7.3 support in MediaWiki when appropriate
Open, Stalled, Needs TriagePublic
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Description

Follow-up to T257879: Drop PHP 7.2 support in MediaWiki 1.35; require PHP 7.3.19. This is a placeholder so tasks that require PHP 7.4 can block on it, there is no current plan to drop 7.3 support yet.

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StatusSubtypeAssignedTask
 StalledtstarlingT277618 var_dump() on various objects writes gigabytes of data and takes minutes to run
 StalledNoneT166010 The Great Namespaceization and Reorg
 StalledNoneT251043 Cleanup css-sanitizer when it only requires PHP >= 7.4
 StalledNoneT278139 Drop PHP 7.3 support in MediaWiki when appropriate
 StalledNoneT261872 Drop PHP 7.2 support from MediaWiki master branch, once Wikimedia production is on 7.4
 OpenNoneT271736 Migrate WMF production from PHP 7.2 to PHP 7.4
 ResolvedDzahnT245757 Upgrade MediaWiki clusters to Debian Buster (debian 10)
 ResolvedhasharT252434 Test MW code in buster as well as stretch
 ResolvedJdforrester-WMFT250514 Create buster-based images for quibble
 ResolvedLadsgroupT279068 Wikibase data-client bridge selenium failure on buster but not stretch
 ResolvedMoritzMuehlenhoffT250515 Please provide our special component/php72 in buster-wikimedia
 ResolvedjijikiT264991 Upgrade the MediaWiki servers to ICU 63
 ResolvedMoritzMuehlenhoffT253377 WMF deployed EasyTimeline extension depends on Ploticus package which is not available in Debian Buster (but available again in Debian Bullseye)
 ResolvedTrizek-WMFT267145 CommRel support for ICU 63 upgrade
 ResolvedDzahnT267248 create mwdebug1003 - ganeti VM with buster and appserver role
 Resolved• GillesT268188 Release WikimediaDebug for mwdebug1003 addition
 ResolvedDzahnT267607 upgrade mwmaint servers to buster
ResolvedRequestPapaulT275928 decommission mwmaint2001.codfw.wmnet
 ResolvedjijikiT268524 Upgrade Parsoid servers to buster
DeclinedNoneT245888 Rename wtp* servers to parse* (Parsoid PHP servers)
 ResolvedDzahnT268248 upgrade scandium to buster
 ResolvedDzahnT265963 Replace production deployment servers and update them to Buster
Unknown Object (Task)
 ResolvedPapaulT266363 (Need By: TBD) rack/setup/install deploy2002
 ResolvedCmjohnsonT265653 (Need By: TBD) setup/install deploy1002
 ResolvedRequestCmjohnsonT275831 decommission deploy1001.eqiad.wmnet
 ResolvedRequestPapaulT275832 decommission deploy2001.codfw.wmnet
 ResolvedAndrewT269004 Upgrade labweb servers to buster
 ResolvedArielGlennT269377 Upgrade snapshot hosts to Buster
 ResolvedDzahnT270517 Investigate opcache hit rate on Buster appserver
 ResolvedLegoktmT273312 Investigate possible performance degradation on mediawiki servers after Debian Buster upgrade
 ResolvedPapaulT273803 mw2220 - broken IPMI / mgmt
ResolvedDzahnT274023 Convert mwdebug VMs to debian buster
 Declined• GillesT274026 Add 3 new canaries to WikimediaDebug
 ResolvedVolansT274689 sre.hosts.decomission -> generate_dns_snippets - > Cumin execution failed
 ResolvedDzahnT274403 mw1379 - down after reboot attempt and DRAC can't powercycle
 ResolvedLegoktmT275752 Jobrunner timeouts on cross-DC file uploads because of HTTP/2
 ResolvedPleaseStandT291127 MediaWiki session management does not work on split PHP 7.4 and < PHP 7.4 cluster
 OpenNoneT292552 Rename articles and users to prepare for PHP 7.3 unicode changes
 ResolvedJoeT293450 Allow coexisting php version in our puppet code
 OpenJMeybohmT295578 Test running php7.2 and php7.4 in parallel on the beta cluster
 ResolvedArielGlennT295580 Test php7.4 for dumps generation
 OpenNoneT293451 Allow sending traffic to php 7.2 or 7.4 selectively in the apache configuration for MediaWiki
 ResolvedtstarlingT263437 Allow easier ICU transitions in MediaWiki (change how sortkey collation is managed in the categorylinks table)
 OpenJdforrester-WMFT293924 Also run PHP 7.4 jobs on wmf branch patches
 OpenJdforrester-WMFT293851 Re-build all CI images of PHP 7.4 from sury's package to Wikimedia's one, to assure us that it will work
 ResolvedLegoktmT293449 Package php 7.4 for wikimedia production
 OpenLegoktmT243847 Add pcov PHP extension to wikimedia apt so it can be used in Wikimedia CI
 OpenJdforrester-WMFT295285 Upgrade primary branch of all Wikimedia-deployed repos to a version of mediawiki-tools-phan including T270553
 ResolvedDaimonaT295286 Release mediawiki-tools-phan 0.11.1
 ResolvedDaimonaT270553 Should mediawiki/mediawiki-phan-config ship a target php version to support running with newer php on the developer side?
 ResolvedJoeT293996 Build MediaWiki images for kubernetes based on php 7.4
 ResolvedJMeybohmT295725 Stop loading wddx PHP extension
 OpenNoneT306042 Serve beta cluster via PHP 7.4 by default
 ResolvedKrinkleT298914 Decide from which release branch we should drop PHP 7.3 support

Event Timeline

Jdforrester-WMF created this task.Mar 22 2021, 3:46 PM
Restricted Application added a subscriber: Aklapper. · View Herald TranscriptMar 22 2021, 3:46 PM
Jdforrester-WMF added projects: PHP 7.3 support, MediaWiki-General.Mar 22 2021, 3:46 PM
RhinosF1 added a subscriber: RhinosF1.Mar 22 2021, 3:47 PM
Majavah added a subscriber: Majavah.Mar 22 2021, 3:49 PM
Legoktm updated the task description. (Show Details)Mar 22 2021, 4:09 PM
Legoktm added a parent task: T277618: var_dump() on various objects writes gigabytes of data and takes minutes to run.
Reedy changed the task status from Open to Stalled.Mar 22 2021, 4:13 PM
Reedy added a subtask: T261872: Drop PHP 7.2 support from MediaWiki master branch, once Wikimedia production is on 7.4.
kostajh mentioned this in T166010: The Great Namespaceization and Reorg.Jun 1 2021, 8:38 PM
Ladsgroup added a subscriber: Ladsgroup.Jun 1 2021, 8:45 PM
Aklapper added a parent task: T166010: The Great Namespaceization and Reorg.Jun 1 2021, 9:50 PM
Ricordisamoa added a subscriber: Ricordisamoa.Jun 7 2021, 4:02 PM
Izno added a parent task: T251043: Cleanup css-sanitizer when it only requires PHP >= 7.4.Oct 22 2021, 4:35 PM
Jdforrester-WMF added a comment.Oct 22 2021, 4:39 PM

Potentially we might want to do this for MW 1.38? PHP 7.3 leaves official security support in five weeks' time: https://www.php.net/supported-versions.php

RhinosF1 added a comment.Oct 22 2021, 6:34 PM
In T278139#7451670, @Jdforrester-WMF wrote:

Potentially we might want to do this for MW 1.38? PHP 7.3 leaves official security support in five weeks' time: https://www.php.net/supported-versions.php

It's also in Debian oldstable (buster) which has another year of support though.

Izno mentioned this in T298914: Decide from which release branch we should drop PHP 7.3 support.Jan 10 2022, 11:01 PM
Reedy added a subtask: T298914: Decide from which release branch we should drop PHP 7.3 support.Jan 10 2022, 11:12 PM
Jdforrester-WMF closed subtask T298914: Decide from which release branch we should drop PHP 7.3 support as Resolved.Mar 24 2022, 2:21 PM
Lens0021 added a subscriber: Lens0021.Apr 6 2022, 3:33 AM
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