89 lines
2.3 KiB
Ruby
89 lines
2.3 KiB
Ruby
require 'fcgi'
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require 'socket'
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require 'rack/content_length'
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require 'rack/rewindable_input'
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if defined? FCGI::Stream
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class FCGI::Stream
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alias _rack_read_without_buffer read
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def read(n, buffer=nil)
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buf = _rack_read_without_buffer n
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buffer.replace(buf.to_s) if buffer
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buf
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end
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end
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end
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module Rack
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module Handler
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class FastCGI
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def self.run(app, options={})
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file = options[:File] and STDIN.reopen(UNIXServer.new(file))
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port = options[:Port] and STDIN.reopen(TCPServer.new(port))
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FCGI.each { |request|
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serve request, app
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}
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end
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def self.serve(request, app)
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app = Rack::ContentLength.new(app)
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env = request.env
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env.delete "HTTP_CONTENT_LENGTH"
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env["SCRIPT_NAME"] = "" if env["SCRIPT_NAME"] == "/"
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rack_input = RewindableInput.new(request.in)
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env.update({"rack.version" => [1,1],
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"rack.input" => rack_input,
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"rack.errors" => request.err,
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"rack.multithread" => false,
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"rack.multiprocess" => true,
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"rack.run_once" => false,
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"rack.url_scheme" => ["yes", "on", "1"].include?(env["HTTPS"]) ? "https" : "http"
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})
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env["QUERY_STRING"] ||= ""
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env["HTTP_VERSION"] ||= env["SERVER_PROTOCOL"]
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env["REQUEST_PATH"] ||= "/"
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env.delete "CONTENT_TYPE" if env["CONTENT_TYPE"] == ""
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env.delete "CONTENT_LENGTH" if env["CONTENT_LENGTH"] == ""
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begin
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status, headers, body = app.call(env)
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begin
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send_headers request.out, status, headers
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send_body request.out, body
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ensure
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body.close if body.respond_to? :close
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end
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ensure
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rack_input.close
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request.finish
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end
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end
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def self.send_headers(out, status, headers)
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out.print "Status: #{status}\r\n"
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headers.each { |k, vs|
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vs.split("\n").each { |v|
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out.print "#{k}: #{v}\r\n"
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}
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}
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out.print "\r\n"
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out.flush
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end
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def self.send_body(out, body)
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body.each { |part|
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out.print part
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out.flush
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}
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end
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end
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end
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end
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