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shadowsocksr
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rename things

auth
clowwindy 10 years ago
parent
d69272767f
commit
bbad408ace
2 changed files with 26 additions and 27 deletions
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  1. 1
      shadowsocks/eventloop.py
  2. 52
      shadowsocks/tcprelay.py

1
shadowsocks/eventloop.py
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@ -194,7 +194,6 @@ class EventLoop(object):
def run(self): def run(self):
while not self.stopping: while not self.stopping:
events = None
try: try:
events = self.poll(1) events = self.poll(1)
except (OSError, IOError) as e: except (OSError, IOError) as e:

52
shadowsocks/tcprelay.py
View File

@ -51,11 +51,11 @@ STAGE_STREAM = 5
STREAM_UP = 0 STREAM_UP = 0
STREAM_DOWN = 1 STREAM_DOWN = 1
# stream status # stream wait status
STATUS_WAIT_INIT = 0 WAIT_STATUS_INIT = 0
STATUS_WAIT_READING = 1 WAIT_STATUS_READING = 1
STATUS_WAIT_WRITING = 2 WAIT_STATUS_WRITING = 2
STATUS_WAIT_READWRITING = STATUS_WAIT_READING | STATUS_WAIT_WRITING WAIT_STATUS_READWRITING = WAIT_STATUS_READING | WAIT_STATUS_WRITING
BUF_SIZE = 8 * 1024 BUF_SIZE = 8 * 1024
@ -73,8 +73,8 @@ class TCPRelayHandler(object):
config['method']) config['method'])
self._data_to_write_to_local = [] self._data_to_write_to_local = []
self._data_to_write_to_remote = [] self._data_to_write_to_remote = []
self._upstream_status = STATUS_WAIT_READING self._upstream_status = WAIT_STATUS_READING
self._downstream_status = STATUS_WAIT_INIT self._downstream_status = WAIT_STATUS_INIT
fd_to_handlers[local_sock.fileno()] = self fd_to_handlers[local_sock.fileno()] = self
local_sock.setblocking(False) local_sock.setblocking(False)
local_sock.setsockopt(socket.SOL_TCP, socket.TCP_NODELAY, 1) local_sock.setsockopt(socket.SOL_TCP, socket.TCP_NODELAY, 1)
@ -93,20 +93,20 @@ class TCPRelayHandler(object):
if dirty: if dirty:
if self._local_sock: if self._local_sock:
event = eventloop.POLL_ERR event = eventloop.POLL_ERR
if self._downstream_status & STATUS_WAIT_WRITING: if self._downstream_status & WAIT_STATUS_WRITING:
event |= eventloop.POLL_OUT event |= eventloop.POLL_OUT
if self._upstream_status & STATUS_WAIT_READING: if self._upstream_status & WAIT_STATUS_READING:
event |= eventloop.POLL_IN event |= eventloop.POLL_IN
self._loop.modify(self._local_sock, event) self._loop.modify(self._local_sock, event)
if self._remote_sock: if self._remote_sock:
event = eventloop.POLL_ERR event = eventloop.POLL_ERR
if self._downstream_status & STATUS_WAIT_READING: if self._downstream_status & WAIT_STATUS_READING:
event |= eventloop.POLL_IN event |= eventloop.POLL_IN
if self._upstream_status & STATUS_WAIT_WRITING: if self._upstream_status & WAIT_STATUS_WRITING:
event |= eventloop.POLL_OUT event |= eventloop.POLL_OUT
self._loop.modify(self._remote_sock, event) self._loop.modify(self._remote_sock, event)
def write_all_to_sock(self, data, sock): def write_to_sock(self, data, sock):
if not data or not sock: if not data or not sock:
return return
uncomplete = False uncomplete = False
@ -126,17 +126,17 @@ class TCPRelayHandler(object):
if uncomplete: if uncomplete:
if sock == self._local_sock: if sock == self._local_sock:
self._data_to_write_to_local.append(data) self._data_to_write_to_local.append(data)
self.update_stream(STREAM_DOWN, STATUS_WAIT_WRITING) self.update_stream(STREAM_DOWN, WAIT_STATUS_WRITING)
elif sock == self._remote_sock: elif sock == self._remote_sock:
self._data_to_write_to_remote.append(data) self._data_to_write_to_remote.append(data)
self.update_stream(STREAM_UP, STATUS_WAIT_WRITING) self.update_stream(STREAM_UP, WAIT_STATUS_WRITING)
else: else:
logging.error('write_all_to_sock:unknown socket') logging.error('write_all_to_sock:unknown socket')
else: else:
if sock == self._local_sock: if sock == self._local_sock:
self.update_stream(STREAM_DOWN, STATUS_WAIT_READING) self.update_stream(STREAM_DOWN, WAIT_STATUS_READING)
elif sock == self._remote_sock: elif sock == self._remote_sock:
self.update_stream(STREAM_UP, STATUS_WAIT_READING) self.update_stream(STREAM_UP, WAIT_STATUS_READING)
else: else:
logging.error('write_all_to_sock:unknown socket') logging.error('write_all_to_sock:unknown socket')
@ -162,11 +162,11 @@ class TCPRelayHandler(object):
if self._stage == STAGE_STREAM: if self._stage == STAGE_STREAM:
if self._is_local: if self._is_local:
data = self._encryptor.encrypt(data) data = self._encryptor.encrypt(data)
self.write_all_to_sock(data, self._remote_sock) self.write_to_sock(data, self._remote_sock)
return return
elif is_local and self._stage == STAGE_INIT: elif is_local and self._stage == STAGE_INIT:
# TODO check auth method # TODO check auth method
self.write_all_to_sock('\x05\00', self._local_sock) self.write_to_sock('\x05\00', self._local_sock)
self._stage = STAGE_HELLO self._stage = STAGE_HELLO
return return
elif self._stage == STAGE_REPLY: elif self._stage == STAGE_REPLY:
@ -190,7 +190,7 @@ class TCPRelayHandler(object):
logging.debug('connecting %s:%d' % (remote_addr, remote_port)) logging.debug('connecting %s:%d' % (remote_addr, remote_port))
if is_local: if is_local:
# forward address to remote # forward address to remote
self.write_all_to_sock('\x05\x00\x00\x01' + self.write_to_sock('\x05\x00\x00\x01' +
'\x00\x00\x00\x00\x10\x10', '\x00\x00\x00\x00\x10\x10',
self._local_sock) self._local_sock)
data_to_send = self._encryptor.encrypt(data) data_to_send = self._encryptor.encrypt(data)
@ -224,8 +224,8 @@ class TCPRelayHandler(object):
eventloop.POLL_ERR | eventloop.POLL_OUT) eventloop.POLL_ERR | eventloop.POLL_OUT)
self._stage = STAGE_REPLY self._stage = STAGE_REPLY
self.update_stream(STREAM_UP, STATUS_WAIT_READWRITING) self.update_stream(STREAM_UP, WAIT_STATUS_READWRITING)
self.update_stream(STREAM_DOWN, STATUS_WAIT_READING) self.update_stream(STREAM_DOWN, WAIT_STATUS_READING)
return return
except Exception: except Exception:
import traceback import traceback
@ -250,7 +250,7 @@ class TCPRelayHandler(object):
else: else:
data = self._encryptor.encrypt(data) data = self._encryptor.encrypt(data)
try: try:
self.write_all_to_sock(data, self._local_sock) self.write_to_sock(data, self._local_sock)
except Exception: except Exception:
import traceback import traceback
traceback.print_exc() traceback.print_exc()
@ -261,18 +261,18 @@ class TCPRelayHandler(object):
if self._data_to_write_to_local: if self._data_to_write_to_local:
data = ''.join(self._data_to_write_to_local) data = ''.join(self._data_to_write_to_local)
self._data_to_write_to_local = [] self._data_to_write_to_local = []
self.write_all_to_sock(data, self._local_sock) self.write_to_sock(data, self._local_sock)
else: else:
self.update_stream(STREAM_DOWN, STATUS_WAIT_READING) self.update_stream(STREAM_DOWN, WAIT_STATUS_READING)
def on_remote_write(self): def on_remote_write(self):
self._stage = STAGE_STREAM self._stage = STAGE_STREAM
if self._data_to_write_to_remote: if self._data_to_write_to_remote:
data = ''.join(self._data_to_write_to_remote) data = ''.join(self._data_to_write_to_remote)
self._data_to_write_to_remote = [] self._data_to_write_to_remote = []
self.write_all_to_sock(data, self._remote_sock) self.write_to_sock(data, self._remote_sock)
else: else:
self.update_stream(STREAM_UP, STATUS_WAIT_READING) self.update_stream(STREAM_UP, WAIT_STATUS_READING)
def on_local_error(self): def on_local_error(self):
logging.error(eventloop.get_sock_error(self._local_sock)) logging.error(eventloop.get_sock_error(self._local_sock))

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