Platform SIG November 18,2025

[poddingue (Bruno Verachten)]

2025 11 18 Jenkins Platform SIG

Attending:

• Kris Stern
• Bruno Verachten

Agenda

• Java 25
  • Released Sep 16, 2025
  • The infra team has been working on it.
    • Plugin maintainers can give it a try
      • Available as a tool
      • A .mvn/maven.config may be necessary
  • We are trying to compile the top 250 plugins with JDK25
    • Results there: Jenkins PR Tracker

Summary
Total Plugins Tested	250
Successful Builds	129	51.60%
Failed Builds	121	48.40%

• Jenkins Plugins JDK25 compatibility test shows 124 (was 90) plugins are already building with JDK25 for real

• Agents

  • We now have a JDK25 Docker agent image and a JDK25 Docker SSH agent image

• Controller

  • feat(linux): add support on Linux for JDK 25 preview in Docker build configurations has been closed, as Jenkins controller wasn’t compatible with Java 25 yet, but we can recreate it now

• Container image updates for the Jenkins controller

  • LTS
    • 2.528.2 was released last week
      • 2.528.3 Release candidate by 26th November (next week)
      • Release on 10th December
  • Weeklies (2.536 and 2.537)
    • Dependency updates
      • Bump JDK17 version to 17.0.17+10
      • Bump JDK21 version to 21.0.9+10
      • Bump Debian Trixie version to 20251103
    • Maintenance
      • Add rhel9 manifest to ensure architectures availability
      • Check architectures’ availability in Debian manifest
      • Bump updatecli/updatecli-action to 2.95.0

• Container image updates for Jenkins agents

  • Two new releases for the SSH agent (7.7.0 and 7.8.0)
    • New features and improvements
      • Bump Git version on Windows to 2.52.0.windows.1
    • Maintenance
      • Bump bats version to v1.13.0
      • Check architectures’ availability in Debian manifest
    • Dependency updates
      • Bump JDK17 version to 17.0.17+10
      • Bump JDK21 version to 21.0.9+10
      • Bump Debian Trixie Linux version to trixie-20251103
  • Three new releases for the docker agent (3345.v03dee9b_f88fc-6, 3345.v03dee9b_f88fc-7, and 3345.v03dee9b_f88fc-8)
    • New features and improvements
      • Bump Git version on Windows to 2.52.0.windows.1
    • Dependency updates
      • Bump UBI9 version to 9.7-1763340522
      • Bump Debian Trixie Linux version to trixie-20251103
      • Bump updatecli/updatecli-action to 2.96.0
      • Bump bats version to v1.13.0
      • Bump JDK17 version to 17.0.17_10
    • Maintenance
      • Check architectures’ availability in Debian manifest

• Work in progress on images:

  • Controller:
    • None
  • Docker-agent:
    • chore(windows): run each JDK tests in parallel
    • Accept $REMOTING_OPTS containing spaces
  • Docker-ssh-agent:
    • None

• RISC-V

  • We worked on supplying a RISC-V64 recent dockerd, docker, containerd, runc, docker compose set of Debian Trixie packages, so anyone can have an up-to-date docker experience for Jenkins
  • RPM are now available, even if we know that Fedora and others do prefer podman.
  • We also supply ebuilds for Gentoo users
  • Next steps:
    • Supply RISC-V images for Jenkins
    • Supply a RISC-V agent for the infrastructure