Update puma 7.1.0 → 7.2.0 (minor)

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Here is everything you need to know about this update. Please take a good look at what changed and the test results before merging this pull request.

What changed?

✳️ puma (7.1.0 → 7.2.0) · Repo · Changelog

Release Notes

7.2.0

7.2.0 On The Corner

• Features

  • Add workers :auto ([#3827])
  • Make it possible to restrict control server commands to stats ([#3787])

• Bugfixes

  • Don't break if WEB_CONCURRENCY is set to a blank string ([#3837])
  • Don't share server between worker 0 and descendants on refork ([#3602])
  • Fix phase check race condition in Puma::Cluster#check_workers ([#3690])
  • Fix advertising of CLI config before config files are loaded ([#3823])

• Performance

  • 17% faster HTTP parsing through pre-interning env keys ([#3825])
  • Implement dsize and dcompact functions for Puma::HttpParser, which makes Puma's C-extension GC-compactible ([#3828])

• Refactor

  • Remove NoMethodError rescue in Reactor#select_loop ([#3831])
  • Various cleanups in the C extension ([#3814])
  • Monomorphize handle_request return ([#3802])

• Docs

  • Change link to docs/deployment.md in README.md ([#3848])
  • Fix formatting for each signal description in signals.md ([#3813])
  • Update deployment and Kubernetes docs with Puma configuration tips ([#3807])
  • Rename master to main ([#3809], [#3808], [#3800])
  • Fix some minor typos in the docs ([#3804])
  • Add GOVERNANCE.md, MAINTAINERS ([#3826])
  • Remove Code Climate badge ([#3820])
  • Add @joshuay03 to the maintainer list

• CI

  • Use Minitest 6 where applicable ([#3859])
  • Many test suite improvements and flake fixes ([#3861], [#3863], [#3860], [#3852], [#3857], [#3856], [#3845], [#3843], [#3842], [#3841], [#3822], [#3817], [#3764])

New Contributors

• @moozzi made their first contribution in #3848
• @ybiquitous made their first contribution in #3813
• @jrafanie made their first contribution in #3804

Full Changelog: v7.1.0...v7.2.0

Does any of this look wrong? Please let us know.

Commits

See the full diff on Github. The new version differs by 45 commits:

• v7.2.0 (#3864)
• Add workers :auto (#3827)
• ci: fix ci - remove `append_as_bytes` logic, misc changes (#3861)
• Fix PR label manager when maintainer comments [ci skip] (#3863)
• Add GOVERNANCE.md, MAINTAINERS (#3826)
• Use Minitest 6 where applicable (#3859)
• ci: Update test_http11.rb for TruffleRuby - string size (#3860)
• ci: add `ruby 4.0` and `rails 8.1` (#3852)
• Fix flaky test test_horrible_queries (#3857)
• ci: fix tests.yml (#3856)
• don't break if WEB_CONCURRENCY is set to a blank string (#3837)
• doc: change link to `docs/deployment.md` in `README.md` (#3848)
• ci: test_integration_cluster.rb - fix up `test_after_booted_and_after_stopped` (#3845)
• ci: tests - temp fix in Gemfile for using GitHub branches (#3843)
• ci: turbo-rails.yml - update for 'minitest-mock' (#3842)
• Build(deps): Bump actions/upload-artifact from 5 to 6 (#3840)
• ci: ragel.yml - update macOS to 15 (#3841)
• Don't share server between worker 0 and descendants on refork (#3602)
• Remove `NoMethodError` rescue in `Reactor#select_loop` (#3831)
• Fix CMD in Dockerfile (#3833)
• Build(deps): Bump actions/checkout from 5 to 6 (#3832)
• Tools Dockerfile improvments, JRuby support [ci skip]
• Update SECURITY.md
• Implement dsize and dcompact functions for Puma::HttpParser (#3828)
• Clean on devcontainer start [ci skip]
• Rake clean: include tmp [ci skip]
• rm Code Climate badge [ci skip] (#3820)
• puma_http11.c: pre-intern env keys (#3825)
• Fix phase check race condition in `Puma::Cluster#check_workers` (#3690)
• [ci skip] Add comment clarifying `log_config` position in `Launcher#initialize` (#3824)
• Fix advertising of CLI config before config files are loaded (#3823)
• Fix formatting for each signal description in signals.md [ci skip] (#3813)
• Revert "Pin io-event to 1.14.0 in rack-conform CI to workaround compilation failure (#3817)" (#3822)
• Pin io-event to 1.14.0 in rack-conform CI to workaround compilation failure (#3817)
• Various cleanups in the C extension (#3814)
• Add @joshuay03 to the maintainer list [ci skip]
• Build(deps): Bump actions/upload-artifact from 4 to 5 (#3810)
• Update deployment and Kubernetes docs with Puma configuration tips [ci skip] (#3807)
• Some more `master` -> `main` (#3809)
• Rename master to main (#3808)
• Fix some minor typos in the docs (#3804)
• Monomorphize `handle_request` return (refactor) (#3802)
• doc: update refs master -> main [ci skip] (#3800)
• feat: make it possible to restrict control server commands to stats (#3787)
• ci: tests.yml - Add macos-26, reduce macOS jobs, add some Windows 2025 jobs (#3764)

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