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require 'fcgi'
require 'socket'
module Rack
module Handler
class FastCGI
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
module ProperStream # :nodoc:
def each # This is missing by default.
while line = gets
yield line
end
end
def read(*args)
if args.empty?
super || "" # Empty string on EOF.
else
super
end
end
end
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"] == ""
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
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
def self.send_body(out, body)
body.each { |part|
out.print part
out.flush
}
end
end
end
end
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