<s> import msgpack <EOL> import argparse <EOL> import random <EOL> import string <EOL> import time <EOL> import gevent <EOL> import zmq . green as zmq <EOL> class BPBase ( object ) : <EOL> APP_NAME = "<STR_LIT>" <EOL> APP_DESC = "<STR_LIT>" <EOL> def __init__ ( self ) : <EOL> self . socket = None <EOL> self . socket_client = None <EOL> self . exit_now = False <EOL> self . parser = argparse . ArgumentParser ( ) <EOL> self . args = None <EOL> self . socket_identity = None <EOL> self . server_port = None <EOL> self . last_ping = time . time ( ) <EOL> self . identity = self . random_ident ( ) <EOL> self . inmsg = { "<STR_LIT>" : self . close , <EOL> "<STR_LIT>" : self . ping_reply } <EOL> self . context = zmq . Context ( ) <EOL> self . socket_queue = self . context . socket ( zmq . PUSH ) <EOL> self . socket_queue . bind ( "<STR_LIT>" % ( self . identity ) ) <EOL> self . socket_out = self . context . socket ( zmq . PULL ) <EOL> self . socket_out . connect ( "<STR_LIT>" % ( self . identity ) ) <EOL> def random_ident ( self ) : <EOL> """<STR_LIT>""" <EOL> return '<STR_LIT>' . join ( random . choice ( string . ascii_uppercase + string . digits ) <EOL> for x in range ( <NUM_LIT:8> ) ) <EOL> def ping_check ( self ) : <EOL> if time . time ( ) - self . last_ping > <NUM_LIT:3> : <EOL> print "<STR_LIT>" <EOL> self . close ( ) <EOL> self . exit_now = True <EOL> return <EOL> gevent . spawn_later ( <NUM_LIT:1> , self . ping_check ) <EOL> def parse_message ( self , msg ) : <EOL> """<STR_LIT>""" <EOL> msg_type = msg [ <NUM_LIT:1> ] <EOL> if msg_type in self . inmsg . keys ( ) : <EOL> self . inmsg [ msg_type ] ( msg ) <EOL> return <EOL> print "<STR_LIT>" % msg [ <NUM_LIT:1> ] <EOL> def setup_parser ( self ) : <EOL> self . parser = argparse . ArgumentParser ( description = self . APP_DESC ) <EOL> self . parser . add_argument ( '<STR_LIT>' , metavar = '<STR_LIT:p>' , type = str , help = '<STR_LIT>' <EOL> '<STR_LIT>' , required = True ) <EOL> self . add_other_arguments ( ) <EOL> def parse_arguments ( self ) : <EOL> self . args = self . parser . parse_args ( ) <EOL> if self . args . server_port is None : <EOL> print "<STR_LIT>" <EOL> return False <EOL> self . server_port = self . args . server_port <EOL> return True <EOL> def add_handlers ( self , handlers ) : <EOL> self . inmsg = dict ( self . inmsg . items ( ) + handlers . items ( ) ) <EOL> def send ( self , msg ) : <EOL> self . socket_queue . send ( msgpack . packb ( msg ) ) <EOL> def close ( self , msg = None ) : <EOL> print "<STR_LIT>" <EOL> self . exit_now = True <EOL> def ping_reply ( self , msg ) : <EOL> self . last_ping = time . time ( ) <EOL> self . send ( msg ) <EOL> def add_other_arguments ( self ) : <EOL> pass <EOL> def register ( self ) : <EOL> raise RuntimeError ( "<STR_LIT>" ) <EOL> def run ( self ) : <EOL> """<STR_LIT>""" <EOL> self . setup_parser ( ) <EOL> if not self . parse_arguments ( ) : <EOL> print "<STR_LIT>" <EOL> return <NUM_LIT:1> <EOL> gevent . spawn_later ( <NUM_LIT:2> , self . ping_check ) <EOL> self . socket_client = self . context . socket ( zmq . DEALER ) <EOL> self . socket_client . setsockopt ( zmq . IDENTITY , self . socket_identity ) <EOL> self . socket_client . setsockopt ( zmq . LINGER , <NUM_LIT:100> ) <EOL> self . socket_client . connect ( self . server_port ) <EOL> poller = zmq . Poller ( ) <EOL> poller . register ( self . socket_client , zmq . POLLIN ) <EOL> poller . register ( self . socket_out , zmq . POLLIN ) <EOL> self . register ( ) <EOL> try : <EOL> while not self . exit_now : <EOL> socks = dict ( poller . poll ( <NUM_LIT:10> ) ) <EOL> if self . socket_client in socks and socks [ self . socket_client ] == zmq . POLLIN : <EOL> msg = self . socket_client . recv ( ) <EOL> self . parse_message ( msgpack . unpackb ( msg ) ) <EOL> if self . socket_out in socks and socks [ self . socket_out ] == zmq . POLLIN : <EOL> msg = self . socket_out . recv ( ) <EOL> self . socket_client . send ( msg ) <EOL> except KeyboardInterrupt : <EOL> pass <EOL> self . socket_client . send ( msgpack . packb ( [ "<STR_LIT:s>" , "<STR_LIT>" ] ) ) <EOL> self . socket_client . close ( ) <EOL> self . socket_queue . close ( ) <EOL> self . socket_out . close ( ) <EOL> self . context . destroy ( ) <EOL> return <NUM_LIT:0> </s>
