def ddpp_sockjs_info(environ, start_response):
import random<EOL>import ejson<EOL>start_response(<EOL>'<STR_LIT>',<EOL>[<EOL>('<STR_LIT:Content-Type>', '<STR_LIT>'),<EOL>] + common_headers(environ),<EOL>)<EOL>yield ejson.dumps(collections.OrderedDict([<EOL>('<STR_LIT>', True),<EOL>('<STR_LIT>', [<EOL>'<STR_LIT>',<EOL>]),<EOL>('<STR_LIT>', False),<EOL>('<STR_LIT>', random.getrandbits(<NUM_LIT:32>)),<EOL>]))<EOL>
Inform client that WebSocket service is available.