2026-04-07T15:00:00Z
Apr 7, 2026 - Latest Jenkins LTS, container updates
Attending: Mark Waite, Bruno Verachten, Herve Le Meur
Agenda
- Meetings moved to every 4 weeks, earlier time
- Proposal to move immediately after Jenkins infra team meeting
- Agreed, Mark will move the meeting
- Windows (MSI) installer signing certificate expires on May 16 - Mark Waite
- Mark meets with Linux Foundation team members today at 18:30 UTC to discuss their MSI signing service
- Unlikely to sign with new cert in 2.555.1 (April 15); plan for .2 release (mid-May)
- lemeurherve wanted to join but schedule incompatible
- Java 17 and 21: status update
- Java 17 support in weekly ended with Jenkins 2.545 (Jan 5, 2026)
- Java 17 support in LTS ended with Jenkins 2.541.3 (Mar 18, 2026) - now fully dropped
- Cleanup Java 17 remnants merged April 3 (#2287, @MarkEWaite) - in 2.558
- Java 25
- Over 235 of the top 250 active plugin repositories are now building and testing with Java 25
- LTS updates
- New LTS baseline: 2.555
- 2.555.1 RC released April 1, 2026 (RC announcement)
- Final release scheduled for April 15, 2026 - 8 days away
- Release lead: Shalini Sudarsan (announcement)
- First LTS to drop Java 17 support
- New LTS baseline: 2.555
- Spring Security 7 and Spring Framework 7 - Mark Waite
- In weekly 2.556 and later, no issues reported
- LTS in July 2026
- Spring Security 6.x end of support is June 30, 2026
- Container image updates for the Jenkins controller
- Two new weekly releases since last meeting:
- 2.557 (Mar 31):
Bump RHEL version to 9.7-1774415752
- 2.558 (Apr 7, today):
Cleanup Java 17 remnants (#2287, @MarkEWaite)
- 2.557 (Mar 31):
- No new SSH agent or docker-agent releases since March 24
- Latest SSH agent: 8.1.0 (Mar 23)
- Latest docker-agent: 3355.v388858a_47b_33-17 (Mar 21)
- Two new weekly releases since last meeting:
- Work in progress on images:
- Controller:
- Docker-agent:
- chore(windows): build from Windows 2025 agents by default - more work needed to build older images on new OS
- chore(windows): run each JDK tests in parallel
- Docker-ssh-agent:
- Deprecation and archival of jenkinsci/docker-inbound-agents
- Accepted in Jan 13 meeting. Repository still not archived.
- Support for Windows 2025 agents
- Helpdesk ticket is closed
- Windows 1809 images have been dropped across all three repos
- Optimise cost and maintenance by merging Windows 2022 and Windows 2025 templates - pending bandwidth
- Drop Windows 2019 support - in progress (infra)
- Still required for the winp build process