Class: Rack::Handler::FastCGI

Inherits:
Object
  • Object
show all
Defined in:
lib/gems/rack-0.9.1/lib/rack/handler/fastcgi.rb

Defined Under Namespace

Modules: ProperStream

Class Method Summary collapse

Class Method Details

.run(app, options = {}) ⇒ Object 



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# File 'lib/gems/rack-0.9.1/lib/rack/handler/fastcgi.rb', line 7

def self.run(app, options={})
  file = options[:File] and STDIN.reopen(UNIXServer.new(file))
  port = options[:Port] and STDIN.reopen(TCPServer.new(port))
  FCGI.each { |request|
    serve request, app
  }
end

.send_body(out, body) ⇒ Object 



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# File 'lib/gems/rack-0.9.1/lib/rack/handler/fastcgi.rb', line 78

def self.send_body(out, body)
  body.each { |part|
    out.print part
    out.flush
  }
end

.send_headers(out, status, headers) ⇒ Object 



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# File 'lib/gems/rack-0.9.1/lib/rack/handler/fastcgi.rb', line 67

def self.send_headers(out, status, headers)
  out.print "Status: #{status}\r\n"
  headers.each { |k, vs|
    vs.each { |v|
      out.print "#{k}: #{v}\r\n"
    }
  }
  out.print "\r\n"
  out.flush
end

.serve(request, app) ⇒ Object 



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# File 'lib/gems/rack-0.9.1/lib/rack/handler/fastcgi.rb', line 31

def self.serve(request, app)
  env = request.env
  env.delete "HTTP_CONTENT_LENGTH"

  request.in.extend ProperStream

  env["SCRIPT_NAME"] = ""  if env["SCRIPT_NAME"] == "/"

  env.update({"rack.version" => [0,1],
               "rack.input" => request.in,
               "rack.errors" => request.err,

               "rack.multithread" => false,
               "rack.multiprocess" => true,
               "rack.run_once" => false,

               "rack.url_scheme" => ["yes", "on", "1"].include?(env["HTTPS"]) ? "https" : "http"
             })

  env["QUERY_STRING"] ||= ""
  env["HTTP_VERSION"] ||= env["SERVER_PROTOCOL"]
  env["REQUEST_PATH"] ||= "/"
  env.delete "PATH_INFO"  if env["PATH_INFO"] == ""
  env.delete "CONTENT_TYPE"  if env["CONTENT_TYPE"] == ""
  env.delete "CONTENT_LENGTH"  if env["CONTENT_LENGTH"] == ""

  status, headers, body = app.call(env)
  begin
    send_headers request.out, status, headers
    send_body request.out, body
  ensure
    body.close  if body.respond_to? :close
    request.finish
  end
end