Class: Falcon::Server

Inherits:
Async::HTTP::Server
  • Object
show all
Defined in:
lib/falcon/server.rb

Instance Method Summary collapse

Constructor Details

#initialize(app, *args) ⇒ Server 



25
26
27
28
29
 
# File 'lib/falcon/server.rb', line 25

def initialize(app, *args)
	super(*args)
	
	@app = app
end

Instance Method Details

#failure_response(exception) ⇒ Object 



88
89
90
 
# File 'lib/falcon/server.rb', line 88

def failure_response(exception)
	[500, {'Content-Type' => 'text/plain'}, ["Request failed due to: #{exception.class}: #{exception.message}"]]
end

#handle_request(request, peer, address) ⇒ Object 



35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
 
# File 'lib/falcon/server.rb', line 35

def handle_request(request, peer, address)
	request_path, query_string = request.path.split('?', 2)
	server_name, server_port = request.headers.fetch('HTTP_HOST', '').split(':', 2)
	
	input = StringIO.new(request.body || '')
	input.set_encoding(Encoding::BINARY)
	
	env = {
		'rack.version' => [2, 0, 0],
		
		'rack.input' => input,
		'rack.errors' => $stderr,
		
		'rack.multithread' => true,
		'rack.multiprocess' => true,
		'rack.run_once' => false,
		
		# The HTTP request method, such as “GET” or “POST”. This cannot ever be an empty string, and so is always required.
		'REQUEST_METHOD' => request.method,
		
		# The initial portion of the request URL's “path” that corresponds to the application object, so that the application knows its virtual “location”. This may be an empty string, if the application corresponds to the “root” of the server.
		'SCRIPT_NAME' => '',
		
		# The remainder of the request URL's “path”, designating the virtual “location” of the request's target within the application. This may be an empty string, if the request URL targets the application root and does not have a trailing slash. This value may be percent-encoded when originating from a URL.
		'PATH_INFO' => request_path,
		
		# The portion of the request URL that follows the ?, if any. May be empty, but is always required!
		'QUERY_STRING' => query_string || '',
		
		# The server protocol, e.g. HTTP/1.1
		'SERVER_PROTOCOL' => request.version,
		'rack.url_scheme' => 'http',
		
		# I'm not sure what sane defaults should be here:
		'SERVER_NAME' => server_name || '',
		'SERVER_PORT' => server_port || '',
	}.merge(request.headers)
	
	if content_type = request.headers['HTTP_CONTENT_TYPE']
		env['CONTENT_TYPE'] = content_type
	end
	
	if remote_address = peer.remote_address
		env['REMOTE_ADDR'] = remote_address.ip_address if remote_address.ip?
	end
	
	return @app.call(env)
rescue => exception
	logger.error "#{exception.class}: #{exception.message}\n\t#{$!.backtrace.join("\n\t")}"
	
	return failure_response(exception)
end

#logger ⇒ Object 



31
32
33
 
# File 'lib/falcon/server.rb', line 31

def logger
	Async.logger
end