Class: DeepTest::Distributed::DispatchController

Inherits:
Object
  • Object
show all
Defined in:
lib/deep_test/distributed/dispatch_controller.rb

Instance Method Summary collapse

Constructor Details

#initialize(options, receivers) ⇒ DispatchController

Returns a new instance of DispatchController.



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# File 'lib/deep_test/distributed/dispatch_controller.rb', line 4

def initialize(options, receivers)
  @options = options
  @receivers = receivers
end

Instance Method Details

#dispatch(method_name, *args) ⇒ Object 



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# File 'lib/deep_test/distributed/dispatch_controller.rb', line 9

def dispatch(method_name, *args)
  dispatch_with_options(method_name, {}, *args)
end

#dispatch_with_options(method_name, options, *args) ⇒ Object 



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# File 'lib/deep_test/distributed/dispatch_controller.rb', line 13

def dispatch_with_options(method_name, options, *args)
  raise NoDispatchReceiversError if @receivers.empty?

  @options.ui_instance.dispatch_starting(method_name)

  threads = @receivers.map do |r|
    Thread.new do
      Thread.current[:receiver] = r
      Timeout.timeout(@options.timeout_in_seconds) do
        r.send method_name, *args
      end
    end
  end

  results = []
  threads.each do |t|
    begin
      results << t.value
    rescue Timeout::Error
      @receivers.delete t[:receiver]
      DeepTest.logger.error "Timeout dispatching #{method_name} to #{t[:receiver].__drburi}"
    rescue DRb::DRbConnError
      @receivers.delete t[:receiver]
      unless options[:ignore_connection_error]
        DeepTest.logger.error "Connection Refused dispatching #{method_name} to #{t[:receiver].__drburi}"
      end
    rescue Exception => e
      @receivers.delete t[:receiver]
      DeepTest.logger.error "Exception while dispatching #{method_name} to #{t[:receiver].__drburi} #{e.message}"
    end
  end

  results
ensure
  @options.ui_instance.dispatch_finished(method_name)
end