def connect(self): """Connect to the host and port specified in __init__.""" msg = "getaddrinfo returns an empty list" for res in socket.getaddrinfo(self.host, self.port, 0, socket.SOCK_STREAM): af, socktype, proto, canonname, sa = res try: self.sock = socket.socket(af, socktype, proto) # self.sock = asyncio.SocketDispatcher() # self.sock.create_socket(af, socktype, proto) if self.debuglevel > 0: print "connect: (%s, %s)" % (self.host, self.port) self.sock.connect(sa) except socket.error, msg: if self.debuglevel > 0: print 'connect fail:', (self.host, self.port) if self.sock: self.sock.close() self.sock = None continue break
if ip_val < 10:
prefix = prefix + "00"
elif ip_val < 100:
prefix = prefix + "0"
else:
pass
plimPort = prefix + str(ip_val)
except IndexError, msg:
raise RuntimeError, "Plim Ip address invalid %s." %msg
if self.log:
self.log.write("Creating socket server for port %s.\n" %plimPort)
try:
sockArgs = socket.getaddrinfo(localhost,
int(plimPort),
socket.AF_UNSPEC,
socket.SOCK_STREAM,
0, socket.AI_PASSIVE)[0]
af, socktype, proto, canonname, sa = sockArgs
except:
raise RuntimeError, \
"Xoom.send_command: Failed to retrieve socket args %s."
try:
self.sock = socket.socket(af, socktype, proto)
self.sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
except socket.error, msg:
raise RuntimeError, \
"Xoom.send_command: Failed to create socket %s." %msg
try:
self.sock.bind(sa)
self.sock.listen(1)
