Wikimedia Release Engineering Team/Monthly notable accomplishments

This page lists notable accomplishments for the month as we come up with them during our weekly team meetings.

September

 * Scap 3.12.1-1 released/deployed
 * Refactored Zuul layout to use per-branch pipelines
 * Lets you run arbitrary code against a working MediaWiki install
 * The phabricator "Report Error Code" form (https://phabricator.wikimedia.org/maniphest/task/edit/form/46/ ) has been updated with separate fields for the stack trace and error code/request id.
 * T232608 Delete selenium-daily-beta-EXTENSION Jenkins jobs that are broken more than 30 days
 * Write cached config to JSON as well as serialised PHP https://gerrit.wikimedia.org/r/c/operations/mediawiki-config/+/533592/ (first step towards a saner config)
 * MediaWiki PHP support target modernised from 7.0+ to 7.2+ for 1.34 onwards. https://phabricator.wikimedia.org/T228342
 * Quibble 0.0.35 release
 * 1.34.0-wmf.24 branch cut was done /mostly/ with branch.py instead of make-wmf-branch.php (some small bugs remain to work out but it's very close)
 * Creating accounts was broken on beta cluster since 2019-09-08. It was fixed today (2019-09-25). https://phabricator.wikimedia.org/T232796
 * Phatality extension for Kibana deployed to production and used for reporting production errors into Phabricator.
 * Train blocker tasks created for 1.35.0-wmf.1—1.35.0-wmf.25
 * Dev images are now automatically created as part of postmerge via the pipeline for MediaWiki

August

 * Read only "gerrit-replica" active, handling 10% of all traffic (read from phab)
 * https://time.releng.team ¯\_(ツ)_/¯
 * Scap 3.12.0-1 in production

July

 * Migrated all generic CI jobs from PHP 7.0 to PHP 7.2 https://phabricator.wikimedia.org/T225457
 * Three new folks have been spun up on and have successfully run the Train, by end-of-month
 * it-phabricator plugin updated; fixes errors in All-Users repo in Gerrit
 * Completed first book club iteration: https://www.mediawiki.org/wiki/Wikimedia_Release_Engineering_Team/Book_club/Continuous_Delivery
 * Unit vs Integration test split announcement: https://phabricator.wikimedia.org/phame/post/view/169/changes_and_improvements_to_phpunit_testing_in_mediawiki/
 * Gerrit 2.15.14 deployed
 * Contint1001 now storing docker images on separate partition
 * Blubber 0.8.0 deployed - https://lists.wikimedia.org/pipermail/wikitech-l/2019-July/092344.html
 * Deployment Pipeline docs published on Wikitech - https://wikitech.wikimedia.org/wiki/Deployment_pipeline

June

 * Speculative CI meta-architecture published within WMF for feedback (two versions)
 * Old image versions automatically removed from jenkins agents when /var/lib/docker space > 80%
 * scap 3.10.0 cut
 * Jenkins build timings reports: https://people.wikimedia.org/~dduvall/jenkins/
 * Helped Kask team sketch an outline of its architecture (https://www.mediawiki.org/wiki/Kask)
 * Fatal Monitor with marker lines for deployments: https://logstash.wikimedia.org/app/kibana#/dashboard/77cc3e90-aa27-11e7-9109-51bd3197f7a9?_g=

May

 * Repository-hosted CI/CD pipeline configurations now supported (.pipeline/config.yaml) - https://phabricator.wikimedia.org/T210267
 * Train notes published on branch cut
 * Codehealth pipeline beta - https://phabricator.wikimedia.org/phame/live/1/post/160/introducing_the_codehealth_pipeline_beta/
 * Some baseline local development images published

April

 * Phabricator vandalism rollback tool completed 🎉 (blog post? 😉)
 * Upgrade Zuul to 2.5.1-wmf6 (which unblocks the Gerrit upgrade to 2.16) - https://phabricator.wikimedia.org/T208426
 * Team offsite in Chicago

March

 * CI tooling future WG started, blogged
 * GerritBot comments on patches going through the pipeline (with fancy badges and the like)
 * Train deploy notes are now automatically generated on branch push
 * Scap 3.9.2-1 released in production
 * Phabricator upgrade: https://phabricator.wikimedia.org/phame/post/view/147/projects_forms_and_subtypes_oh_my/
 * Published the ISOSTWG results and recommendation on officewiki and announced: https://office.wikimedia.org/wiki/Internal_Support_for_Open_Source_Tools_Working_Group
 * swat tags now show up in the deployment schedule (via lua magic)
 * Blog post: https://phabricator.wikimedia.org/phame/post/view/152/help_my_ci_job_fails_with_exit_status_-11/
 * CI future WG report: https://www.mediawiki.org/wiki/Wikimedia_Release_Engineering_Team/CI_Futures_WG/Report
 * Blog post: https://phabricator.wikimedia.org/phame/post/view/155/quibble_hibernated_it_is_time_to_flourish/
 * Published a CLI tool to roll back vandalism in phabricator.

Feb

 * blubber uses blubberoid.wikimedia.org in the pipeline and pipeline is almost there for end-to-end functionality (can't yet deploy to production, but nearly can)
 * scap development back on gerrit -- new contributors
 * local-charts repo created
 * docker SIG announced/setup
 * Developer satisfaction survey results https://www.mediawiki.org/wiki/Developer_Satisfaction
 * Scap 3.9.0-1 released in production
 * Deployed wmf.18
 * Updated Phabricator to 2019-02-20 release, blog posted detailing some changes:  https://phabricator.wikimedia.org/phame/post/view/145/phab_phebruary/