Socks error handling

- Socks errors are now handled in a smoother manner
This commit is contained in:
Peter Šurda 2016-06-10 12:43:37 +02:00
parent f242d409fd
commit fbed1eff31
Signed by untrusted user: PeterSurda
GPG Key ID: 0C5F50C0B5F37D87
2 changed files with 19 additions and 5 deletions

View File

@ -222,8 +222,11 @@ class outgoingSynSender(threading.Thread, StoppableThread):
'updateStatusBar', tr._translate(
"MainWindow", "SOCKS5 Authentication problem: %1").arg(str(err))))
except socks.Socks5Error as err:
pass
logger.error('SOCKS5 error. (It is possible that the server wants authentication).) ' + str(err))
if err[0] in [3, 4, 5, 6]:
# this is a more bening "error": host unreachable, network unreachable, connection refused, TTL expired
logger.debug('SOCKS5 error. ' + str(err))
else:
logger.error('SOCKS5 error. ' + str(err))
except socks.Socks4Error as err:
logger.error('Socks4Error: ' + str(err))
except socket.error as err:

View File

@ -63,7 +63,8 @@ _generalerrors = ("success",
"not connected",
"not available",
"bad proxy type",
"bad input")
"bad input",
"timed out")
_socks5errors = ("succeeded",
"general SOCKS server failure",
@ -129,7 +130,10 @@ class socksocket(socket.socket):
Receive EXACTLY the number of bytes requested from the socket.
Blocks until the required number of bytes have been received.
"""
data = self.recv(count)
try:
data = self.recv(count)
except socket.timeout:
raise GeneralProxyError((6, "timed out"))
while len(data) < count:
d = self.recv(count-len(data))
if not d: raise GeneralProxyError((0, "connection closed unexpectedly"))
@ -396,7 +400,14 @@ class socksocket(socket.socket):
portnum = self.__proxy[2]
else:
portnum = 1080
_orgsocket.connect(self, (self.__proxy[1], portnum))
try:
_orgsocket.connect(self, (self.__proxy[1], portnum))
except socket.error as e:
if e[0] == 101:
raise Socks5Error((3, _socks5errors[3]))
if e[0] == 111:
raise Socks5Error((5, _socks5errors[5]))
raise
self.__negotiatesocks5()
self.__connectsocks5(destpair[0], destpair[1])
elif self.__proxy[0] == PROXY_TYPE_SOCKS4: