Class: Falcon::Configuration

Inherits:
Object
  • Object
show all
Defined in:
lib/falcon/configuration.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(verbose = false) ⇒ Configuration

Returns a new instance of Configuration.



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# File 'lib/falcon/configuration.rb', line 68

def initialize(verbose = false)
	@environments = {}
	@verbose = verbose
	
	add(:ssl) do
		ssl_session_id {"falcon"}
	end
	
	add(:host, :ssl) do
		ssl_certificate_path {File.expand_path("ssl/certificate.pem", root)}
		ssl_certificate {OpenSSL::X509::Certificate.new(File.read(ssl_certificate_path))}
		
		ssl_private_key_path {File.expand_path("ssl/private.key", root)}
		ssl_private_key {OpenSSL::PKey::RSA.new(File.read(ssl_private_key_path))}
		
		ssl_context do
			OpenSSL::SSL::SSLContext.new.tap do |context|
				context.cert = ssl_certificate
				context.key = ssl_private_key
				
				context.session_id_context = ssl_session_id
				
				context.set_params
				
				context.setup
			end
		end
	end
	
	add(:lets_encrypt, :ssl) do
		lets_encrypt_root '/etc/letsencrypt/live'
		ssl_certificate_path {File.join(lets_encrypt_root, authority, "fullchain.pem")}
		ssl_private_key_path {File.join(lets_encrypt_root, authority, "privkey.pem")}
	end
	
	add(:self_signed, :ssl) do
		ssl_context do
			contexts = Localhost::Authority.fetch(authority)
			
			contexts.server_context.tap do |context|
				context.alpn_select_cb = lambda do |protocols|
					if protocols.include? "h2"
						return "h2"
					elsif protocols.include? "http/1.1"
						return "http/1.1"
					elsif protocols.include? "http/1.0"
						return "http/1.0"
					else
						return nil
					end
				end
				
				context.session_id_context = "falcon"
			end
		end
	end
	
	add(:proxy, :host) do
		endpoint {::Async::HTTP::Endpoint.parse(url)}
	end
	
	add(:rack, :host) do
		config_path {::File.expand_path("config.ru", root)}
		
		middleware do
			::Falcon::Server.middleware(
				::Rack::Builder.parse_file(config_path).first, verbose: verbose
			)
		end
		
		authority 'localhost'
		scheme 'https'
		protocol {::Async::HTTP::Protocol::HTTP2}
		ipc_path {::File.expand_path("server.ipc", root)}
		
		endpoint {ProxyEndpoint.unix(ipc_path, protocol: protocol, scheme: scheme, authority: authority)}
		
		bound_endpoint do
			Async::Reactor.run do
				Async::IO::SharedEndpoint.bound(endpoint)
			end.wait
		end
		
		server do
			::Falcon::Server.new(middleware, bound_endpoint, protocol, scheme)
		end
	end
end

Instance Attribute Details

#environments ⇒ Object (readonly)

Returns the value of attribute environments.



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# File 'lib/falcon/configuration.rb', line 157

def environments
  @environments
end

Instance Method Details

#add(name, *parents, &block) ⇒ Object

Raises:

  • (KeyError) 


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# File 'lib/falcon/configuration.rb', line 159

def add(name, *parents, &block)
	raise KeyError.new("#{name} is already set", key: name) if @environments.key?(name)
	
	environments = parents.map{|name| @environments.fetch(name)}
	
	parent = Build::Environment.combine(*environments)
	
	@environments[name] = Build::Environment.new(parent, name: name, &block)
end

#each ⇒ Object 



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# File 'lib/falcon/configuration.rb', line 169

def each
	return to_enum unless block_given?
	
	@environments.each do |name, environment|
		if environment.include?(:authority)
			yield environment
		end
	end
end

#host(name, *parents, &block) ⇒ Object 



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# File 'lib/falcon/configuration.rb', line 179

def host(name, *parents, &block)
	add(name, :host, *parents, &block).tap do |environment|
		environment[:authority] = name
	end
end

#load_file(path) ⇒ Object 



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# File 'lib/falcon/configuration.rb', line 197

def load_file(path)
	self.instance_eval(File.read(path), File.realpath(path))
end

#proxy(name, *parents, &block) ⇒ Object 



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# File 'lib/falcon/configuration.rb', line 185

def proxy(name, *parents, &block)
	add(name, :proxy, *parents, &block).tap do |environment|
		environment[:authority] = name
	end
end

#rack(name, *parents, &block) ⇒ Object 



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# File 'lib/falcon/configuration.rb', line 191

def rack(name, *parents, &block)
	add(name, :rack, *parents, &block).tap do |environment|
		environment[:authority] = name
	end
end