Module: TaskJuggler::ProcessIntercomIface

Includes:
MessageHandler
Included in:
ProjectServerIface, ReportServerIface
Defined in:
lib/taskjuggler/daemon/ProcessIntercom.rb

Instance Method Summary collapse

Methods included from MessageHandler

#critical, #debug, #error, #fatal, #info, #warning

Instance Method Details

#connect(authKey, stdout, stderr, stdin, silent) ⇒ Object 



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# File 'lib/taskjuggler/daemon/ProcessIntercom.rb', line 54

def connect(authKey, stdout, stderr, stdin, silent)
  return false unless @server.checkKey(authKey, 'connect')

  trap { @server.connect(stdout, stderr, stdin, silent) }
end

#disconnect(authKey) ⇒ Object 



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# File 'lib/taskjuggler/daemon/ProcessIntercom.rb', line 60

def disconnect(authKey)
  return false unless @server.checkKey(authKey, 'disconnect')

  trap { @server.disconnect }
end

#terminate(authKey) ⇒ Object 



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# File 'lib/taskjuggler/daemon/ProcessIntercom.rb', line 48

def terminate(authKey)
  return false unless @server.checkKey(authKey, 'terminate')

  trap { @server.terminate }
end

#trap ⇒ Object

This function catches all unhandled exceptions in the passed block.



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# File 'lib/taskjuggler/daemon/ProcessIntercom.rb', line 26

def trap
  begin
    MessageHandlerInstance.instance.trapSetup = true
    res = yield
    MessageHandlerInstance.instance.trapSetup = false
    res
  rescue => e
    # Any exception here is a fatal error. We try hard to terminate the DRb
    # thread and then exit the program.
    begin
      fatal('pi_crash_trap', "#{e}\n#{e.backtrace.join("\n")}\n\n" +
            "#{'*' * 79}\nYou have triggered a bug in " +
            "#{AppConfig.softwareName} version #{AppConfig.version}!\n" +
            "Please see the user manual on how to get this bug fixed!\n" +
            "#{'*' * 79}\n")
    rescue RuntimeError
      @server.terminate
      return false
    end
  end
end