Class: Falcon::Proxy

Inherits:
Async::HTTP::Middleware
  • Object
show all
Defined in:
lib/falcon/proxy.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(app, hosts) ⇒ Proxy

Returns a new instance of Proxy.



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# File 'lib/falcon/proxy.rb', line 34

def initialize(app, hosts)
	super(app)
	
	@server_context = nil
	
	@hosts = hosts
	@clients = {}
	
	@count = 0
end

Instance Attribute Details

#count ⇒ Object (readonly)

Returns the value of attribute count.



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# File 'lib/falcon/proxy.rb', line 45

def count
  @count
end

Instance Method Details

#call(request) ⇒ Object 



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# File 'lib/falcon/proxy.rb', line 64

def call(request, *)
	if endpoint = lookup(request)
		@count += 1
		
		client = connect(endpoint)
		
		client.call(request)
	else
		super
	end
end

#close ⇒ Object 



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# File 'lib/falcon/proxy.rb', line 47

def close
	@clients.each_value(&:close)
	
	super
end

#connect(endpoint) ⇒ Object 



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# File 'lib/falcon/proxy.rb', line 53

def connect(endpoint)
	@clients[endpoint] ||= Async::HTTP::Client.new(endpoint)
end

#lookup(request) ⇒ Object 



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# File 'lib/falcon/proxy.rb', line 57

def lookup(request)
	# Trailing dot and port is ignored/normalized.
	if authority = request.authority.sub(/(\.)?(:\d+)?$/, '')
		return @hosts[authority]
	end
end