Puma: v5.3.0 Release

5.3.0 / 2021-05-07

Contributor @MSP-Greg codenamed this release "Sweetnighter".

• Features

  • Add support for Linux's abstract sockets ([#2564], [#2526])
  • Add debug to worker timeout and startup ([#2559], [#2528])
  • Print warning when running one-worker cluster ([#2565], [#2534])
  • Don't close systemd activated socket on pumactl restart ([#2563], [#2504])

• Bugfixes

  • systemd - fix event firing ([#2591], [#2572])
  • Immediately unlink temporary files ([#2613])
  • Improve parsing of HTTP_HOST header ([#2605], [#2584])
  • Handle fatal error that has no backtrace ([#2607], [#2552])
  • Fix timing out requests too early ([#2606], [#2574])
  • Handle segfault in Ruby 2.6.6 on thread-locals ([#2567], [#2566])
  • Server#closed_socket? - parameter may be a MiniSSL::Socket ([#2596])
  • Define UNPACK_TCP_STATE_FROM_TCP_INFO in the right place ([#2588], [#2556])
  • request.rb - fix chunked assembly for ascii incompatible encodings, add test ([#2585], [#2583])

• Performance

  • Reset peerip only if remote_addr_header is set ([#2609])
  • Reduce puma_parser struct size ([#2590])

• Refactor

  • Refactor drain on shutdown ([#2600])
  • Micro optimisations in wait_for_less_busy_worker feature ([#2579])
  • Lots of test fixes