Class: Falcon::Controller::Serve

Inherits:
Async::Container::Controller
  • Object
show all
Defined in:
lib/falcon/controller/serve.rb

Direct Known Subclasses

Proxy, Redirect

Instance Method Summary collapse

Constructor Details

#initialize(command, **options) ⇒ Serve

Returns a new instance of Serve.



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# File 'lib/falcon/controller/serve.rb', line 33

def initialize(command, **options)
  @command = command
  
  @endpoint = nil
  @bound_endpoint = nil
  @debug_trap = Async::IO::Trap.new(:USR1)
  
  super(**options)
end

Instance Method Details

#create_container ⇒ Object 



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# File 'lib/falcon/controller/serve.rb', line 43

def create_container
  @command.container_class.new
end

#endpoint ⇒ Object 



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# File 'lib/falcon/controller/serve.rb', line 47

def endpoint
  @command.endpoint
end

#load_app ⇒ Object 



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# File 'lib/falcon/controller/serve.rb', line 51

def load_app
  @command.load_app
end

#name ⇒ Object 



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# File 'lib/falcon/controller/serve.rb', line 67

def name
  "Falcon Server"
end

#setup(container) ⇒ Object 



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# File 'lib/falcon/controller/serve.rb', line 71

def setup(container)
  container.run(name: self.name, restart: true, **@command.container_options) do |instance|
    Async do |task|
      # Load one app instance per container:
      app = self.load_app
      
      task.async do
        if @debug_trap.install!
          Async.logger.info(instance) do
            "- Per-process status: kill -USR1 #{Process.pid}"
          end
        end
        
        @debug_trap.trap do
          Async.logger.info(self) do |buffer|
            task.reactor.print_hierarchy(buffer)
          end
        end
      end
      
      server = Falcon::Server.new(app, @bound_endpoint, @endpoint.protocol, @endpoint.scheme)
      
      server.run
      
      instance.ready!
      
      task.children.each(&:wait)
    end
  end
end

#start ⇒ Object 



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# File 'lib/falcon/controller/serve.rb', line 55

def start
  @endpoint ||= self.endpoint
  
  @bound_endpoint = Async::Reactor.run do
    Async::IO::SharedEndpoint.bound(@endpoint)
  end.wait
  
  @debug_trap.ignore!
  
  super
end

#stop ⇒ Object 



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# File 'lib/falcon/controller/serve.rb', line 102

def stop(*)
  @bound_endpoint&.close
  
  @debug_trap.default!
  
  super
end