[PROTON-1820] [ruby] Container#schedule does not work if called from handler

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: proton-c-0.22.0
• Fix Version/s: proton-c-0.23.0
• Component/s: ruby-binding
• Assignee: Alan Conway
• Reporter: Alan Conway
• Created: 29/Mar/18 21:09
• Updated: 26/May/18 19:36
• Resolved: 05/Apr/18 14:45

Description

The Container#schedule method does not work if called from a handler function.

 

WORKAROUND: The following monkey-patch can be used to work-around the bug until the fix is released

 

require 'qpid_proton'

# Monkey-patch to fix https://issues.apache.org/jira/browse/PROTON-1820 in proton 0.22
# The patch will not be needed with proton >= 0.23
module Qpid::Proton

  module ContainerFix
    def run_one(task, now)
      if task == :schedule
        @lock.synchronize { @active -= 1; check_stop_lh } if maybe_panic { @schedule.process now }
        @lock.synchronize { @schedule_working = false }
        wake
      else
        super
      end
    end
  end

  class Container
    prepend ContainerFix
  end
end