move to pypi
This commit is contained in:
clowwindy
1
shadowsocks/__init__.py
Normal file
1
shadowsocks/__init__.py
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@ -0,0 +1 @@
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#!/usr/bin/python
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171
shadowsocks/encrypt.py
Normal file
171
shadowsocks/encrypt.py
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#!/usr/bin/env python
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# Copyright (c) 2012 clowwindy
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to deal
|
||||
# in the Software without restriction, including without limitation the rights
|
||||
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||
# copies of the Software, and to permit persons to whom the Software is
|
||||
# furnished to do so, subject to the following conditions:
|
||||
#
|
||||
# The above copyright notice and this permission notice shall be included in
|
||||
# all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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||||
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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# SOFTWARE.
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import sys
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import hashlib
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import string
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import struct
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import logging
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def random_string(length):
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import M2Crypto.Rand
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return M2Crypto.Rand.rand_bytes(length)
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def get_table(key):
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m = hashlib.md5()
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m.update(key)
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s = m.digest()
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(a, b) = struct.unpack('<QQ', s)
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table = [c for c in string.maketrans('', '')]
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for i in xrange(1, 1024):
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table.sort(lambda x, y: int(a % (ord(x) + i) - a % (ord(y) + i)))
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return table
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encrypt_table = None
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decrypt_table = None
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def init_table(key, method=None):
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if method == 'table':
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method = None
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if method:
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try:
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__import__('M2Crypto')
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except ImportError:
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logging.error('M2Crypto is required to use encryption other than default method')
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sys.exit(1)
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if not method:
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global encrypt_table, decrypt_table
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encrypt_table = ''.join(get_table(key))
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decrypt_table = string.maketrans(encrypt_table, string.maketrans('', ''))
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else:
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try:
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Encryptor(key, method) # make an Encryptor to test if the settings if OK
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except Exception as e:
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logging.error(e)
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sys.exit(1)
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def EVP_BytesToKey(password, key_len, iv_len):
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# equivalent to OpenSSL's EVP_BytesToKey() with count 1
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# so that we make the same key and iv as nodejs version
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# TODO: cache the results
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m = []
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i = 0
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while len(''.join(m)) < (key_len + iv_len):
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md5 = hashlib.md5()
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data = password
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if i > 0:
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data = m[i - 1] + password
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md5.update(data)
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m.append(md5.digest())
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i += 1
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ms = ''.join(m)
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key = ms[:key_len]
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iv = ms[key_len:key_len + iv_len]
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return (key, iv)
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method_supported = {
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'aes-128-cfb': (16, 16),
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'aes-192-cfb': (24, 16),
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'aes-256-cfb': (32, 16),
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'bf-cfb': (16, 8),
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'camellia-128-cfb': (16, 16),
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'camellia-192-cfb': (24, 16),
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'camellia-256-cfb': (32, 16),
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'cast5-cfb': (16, 8),
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'des-cfb': (8, 8),
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'idea-cfb': (16, 8),
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'rc2-cfb': (8, 8),
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'rc4': (16, 0),
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'seed-cfb': (16, 16),
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}
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class Encryptor(object):
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def __init__(self, key, method=None):
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if method == 'table':
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method = None
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self.key = key
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self.method = method
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self.iv = None
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self.iv_sent = False
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self.cipher_iv = ''
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self.decipher = None
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if method is not None:
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self.cipher = self.get_cipher(key, method, 1, iv=random_string(32))
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else:
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self.cipher = None
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def get_cipher_len(self, method):
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method = method.lower()
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m = method_supported.get(method, None)
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return m
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def iv_len(self):
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return len(self.cipher_iv)
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def get_cipher(self, password, method, op, iv=None):
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import M2Crypto.EVP
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password = password.encode('utf-8')
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method = method.lower()
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m = self.get_cipher_len(method)
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if m:
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key, iv_ = EVP_BytesToKey(password, m[0], m[1])
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if iv is None:
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iv = iv_[:m[1]]
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if op == 1:
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self.cipher_iv = iv[:m[1]] # this iv is for cipher, not decipher
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return M2Crypto.EVP.Cipher(method.replace('-', '_'), key, iv, op, key_as_bytes=0, d='md5', salt=None, i=1, padding=1)
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logging.error('method %s not supported' % method)
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sys.exit(1)
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def encrypt(self, buf):
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if len(buf) == 0:
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return buf
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if self.method is None:
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return string.translate(buf, encrypt_table)
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else:
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if self.iv_sent:
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return self.cipher.update(buf)
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else:
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self.iv_sent = True
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return self.cipher_iv + self.cipher.update(buf)
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def decrypt(self, buf):
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if len(buf) == 0:
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return buf
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if self.method is None:
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return string.translate(buf, decrypt_table)
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else:
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if self.decipher is None:
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decipher_iv_len = self.get_cipher_len(self.method)[1]
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decipher_iv = buf[:decipher_iv_len]
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self.decipher = self.get_cipher(self.key, self.method, 0, iv=decipher_iv)
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buf = buf[decipher_iv_len:]
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if len(buf) == 0:
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return buf
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return self.decipher.update(buf)
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219
shadowsocks/local.py
Executable file
219
shadowsocks/local.py
Executable file
@ -0,0 +1,219 @@
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#!/usr/bin/env python
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# Copyright (c) 2013 clowwindy
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#
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||||
# Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||
# of this software and associated documentation files (the "Software"), to deal
|
||||
# in the Software without restriction, including without limitation the rights
|
||||
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||
# copies of the Software, and to permit persons to whom the Software is
|
||||
# furnished to do so, subject to the following conditions:
|
||||
#
|
||||
# The above copyright notice and this permission notice shall be included in
|
||||
# all copies or substantial portions of the Software.
|
||||
#
|
||||
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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||||
# SOFTWARE.
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from __future__ import with_statement
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import sys
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if sys.version_info < (2, 6):
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import simplejson as json
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else:
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import json
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try:
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import gevent
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import gevent.monkey
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gevent.monkey.patch_all(dns=gevent.version_info[0] >= 1)
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except ImportError:
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gevent = None
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print >>sys.stderr, 'warning: gevent not found, using threading instead'
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import socket
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import select
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import SocketServer
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import struct
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import os
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import logging
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import getopt
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import encrypt
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import utils
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def send_all(sock, data):
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bytes_sent = 0
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while True:
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r = sock.send(data[bytes_sent:])
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if r < 0:
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return r
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bytes_sent += r
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if bytes_sent == len(data):
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return bytes_sent
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class ThreadingTCPServer(SocketServer.ThreadingMixIn, SocketServer.TCPServer):
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allow_reuse_address = True
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class Socks5Server(SocketServer.StreamRequestHandler):
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def handle_tcp(self, sock, remote):
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try:
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fdset = [sock, remote]
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while True:
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r, w, e = select.select(fdset, [], [])
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if sock in r:
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data = self.encrypt(sock.recv(4096))
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if len(data) <= 0:
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break
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result = send_all(remote, data)
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if result < len(data):
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raise Exception('failed to send all data')
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if remote in r:
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data = self.decrypt(remote.recv(4096))
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if len(data) <= 0:
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break
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result = send_all(sock, data)
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if result < len(data):
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raise Exception('failed to send all data')
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finally:
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sock.close()
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remote.close()
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def encrypt(self, data):
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return self.encryptor.encrypt(data)
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def decrypt(self, data):
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return self.encryptor.decrypt(data)
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def send_encrypt(self, sock, data):
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sock.send(self.encrypt(data))
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def handle(self):
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try:
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self.encryptor = encrypt.Encryptor(KEY, METHOD)
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sock = self.connection
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sock.recv(262)
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sock.send("\x05\x00")
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data = self.rfile.read(4) or '\x00' * 4
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mode = ord(data[1])
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if mode != 1:
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logging.warn('mode != 1')
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return
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addrtype = ord(data[3])
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addr_to_send = data[3]
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if addrtype == 1:
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addr_ip = self.rfile.read(4)
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addr = socket.inet_ntoa(addr_ip)
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addr_to_send += addr_ip
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elif addrtype == 3:
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addr_len = self.rfile.read(1)
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addr = self.rfile.read(ord(addr_len))
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addr_to_send += addr_len + addr
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elif addrtype == 4:
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addr_ip = self.rfile.read(16)
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addr = socket.inet_ntop(socket.AF_INET6, addr_ip)
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addr_to_send += addr_ip
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else:
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logging.warn('addr_type not support')
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# not support
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return
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addr_port = self.rfile.read(2)
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addr_to_send += addr_port
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port = struct.unpack('>H', addr_port)
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try:
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reply = "\x05\x00\x00\x01"
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reply += socket.inet_aton('0.0.0.0') + struct.pack(">H", 2222)
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self.wfile.write(reply)
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# reply immediately
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remote = socket.create_connection((SERVER, REMOTE_PORT))
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self.send_encrypt(remote, addr_to_send)
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||||
logging.info('connecting %s:%d' % (addr, port[0]))
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except socket.error, e:
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logging.warn(e)
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||||
return
|
||||
self.handle_tcp(sock, remote)
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||||
except socket.error, e:
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||||
logging.warn(e)
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||||
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||||
|
||||
def main():
|
||||
global SERVER, REMOTE_PORT, PORT, KEY, METHOD, LOCAL, IPv6
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||||
|
||||
logging.basicConfig(level=logging.DEBUG,
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||||
format='%(asctime)s %(levelname)-8s %(message)s',
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||||
datefmt='%Y-%m-%d %H:%M:%S', filemode='a+')
|
||||
|
||||
# fix py2exe
|
||||
if hasattr(sys, "frozen") and sys.frozen in \
|
||||
("windows_exe", "console_exe"):
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||||
p = os.path.dirname(os.path.abspath(sys.executable))
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||||
os.chdir(p)
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||||
version = ''
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||||
try:
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||||
import pkg_resources
|
||||
version = pkg_resources.get_distribution('shadowsocks').version
|
||||
except ImportError:
|
||||
pass
|
||||
print 'shadowsocks %s' % version
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||||
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||||
METHOD = None
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LOCAL = ''
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IPv6 = False
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||||
|
||||
config_path = utils.find_config()
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||||
optlist, args = getopt.getopt(sys.argv[1:], 's:b:p:k:l:m:c:6')
|
||||
for key, value in optlist:
|
||||
if key == '-c':
|
||||
config_path = value
|
||||
|
||||
if config_path:
|
||||
logging.info('loading config from %s' % config_path)
|
||||
with open(config_path, 'rb') as f:
|
||||
config = json.load(f)
|
||||
SERVER = config['server']
|
||||
REMOTE_PORT = config['server_port']
|
||||
PORT = config['local_port']
|
||||
KEY = config['password']
|
||||
METHOD = config.get('method', None)
|
||||
LOCAL = config.get('local', '')
|
||||
|
||||
optlist, args = getopt.getopt(sys.argv[1:], 's:b:p:k:l:m:c:6')
|
||||
for key, value in optlist:
|
||||
if key == '-p':
|
||||
REMOTE_PORT = int(value)
|
||||
elif key == '-k':
|
||||
KEY = value
|
||||
elif key == '-l':
|
||||
PORT = int(value)
|
||||
elif key == '-s':
|
||||
SERVER = value
|
||||
elif key == '-m':
|
||||
METHOD = value
|
||||
elif key == '-b':
|
||||
LOCAL = value
|
||||
elif key == '-6':
|
||||
IPv6 = True
|
||||
|
||||
encrypt.init_table(KEY, METHOD)
|
||||
|
||||
try:
|
||||
if IPv6:
|
||||
ThreadingTCPServer.address_family = socket.AF_INET6
|
||||
server = ThreadingTCPServer((LOCAL, PORT), Socks5Server)
|
||||
logging.info("starting server at %s:%d" % tuple(server.server_address[:2]))
|
||||
server.serve_forever()
|
||||
except socket.error, e:
|
||||
logging.error(e)
|
||||
except KeyboardInterrupt:
|
||||
server.shutdown()
|
||||
sys.exit(0)
|
||||
|
||||
if __name__ == '__main__':
|
||||
main()
|
||||
182
shadowsocks/server.py
Executable file
182
shadowsocks/server.py
Executable file
@ -0,0 +1,182 @@
|
||||
#!/usr/bin/env python
|
||||
|
||||
# Copyright (c) 2013 clowwindy
|
||||
#
|
||||
# Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||
# of this software and associated documentation files (the "Software"), to deal
|
||||
# in the Software without restriction, including without limitation the rights
|
||||
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||
# copies of the Software, and to permit persons to whom the Software is
|
||||
# furnished to do so, subject to the following conditions:
|
||||
#
|
||||
# The above copyright notice and this permission notice shall be included in
|
||||
# all copies or substantial portions of the Software.
|
||||
#
|
||||
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
||||
# SOFTWARE.
|
||||
|
||||
from __future__ import with_statement
|
||||
import sys
|
||||
if sys.version_info < (2, 6):
|
||||
import simplejson as json
|
||||
else:
|
||||
import json
|
||||
|
||||
try:
|
||||
import gevent
|
||||
import gevent.monkey
|
||||
gevent.monkey.patch_all(dns=gevent.version_info[0] >= 1)
|
||||
except ImportError:
|
||||
gevent = None
|
||||
print >>sys.stderr, 'warning: gevent not found, using threading instead'
|
||||
|
||||
import socket
|
||||
import select
|
||||
import SocketServer
|
||||
import struct
|
||||
import os
|
||||
import logging
|
||||
import getopt
|
||||
import encrypt
|
||||
import utils
|
||||
|
||||
|
||||
def send_all(sock, data):
|
||||
bytes_sent = 0
|
||||
while True:
|
||||
r = sock.send(data[bytes_sent:])
|
||||
if r < 0:
|
||||
return r
|
||||
bytes_sent += r
|
||||
if bytes_sent == len(data):
|
||||
return bytes_sent
|
||||
|
||||
|
||||
class ThreadingTCPServer(SocketServer.ThreadingMixIn, SocketServer.TCPServer):
|
||||
allow_reuse_address = True
|
||||
|
||||
|
||||
class Socks5Server(SocketServer.StreamRequestHandler):
|
||||
def handle_tcp(self, sock, remote):
|
||||
try:
|
||||
fdset = [sock, remote]
|
||||
while True:
|
||||
r, w, e = select.select(fdset, [], [])
|
||||
if sock in r:
|
||||
data = self.decrypt(sock.recv(4096))
|
||||
if len(data) <= 0:
|
||||
break
|
||||
result = send_all(remote, data)
|
||||
if result < len(data):
|
||||
raise Exception('failed to send all data')
|
||||
if remote in r:
|
||||
data = self.encrypt(remote.recv(4096))
|
||||
if len(data) <= 0:
|
||||
break
|
||||
result = send_all(sock, data)
|
||||
if result < len(data):
|
||||
raise Exception('failed to send all data')
|
||||
|
||||
finally:
|
||||
sock.close()
|
||||
remote.close()
|
||||
|
||||
def encrypt(self, data):
|
||||
return self.encryptor.encrypt(data)
|
||||
|
||||
def decrypt(self, data):
|
||||
return self.encryptor.decrypt(data)
|
||||
|
||||
def handle(self):
|
||||
try:
|
||||
self.encryptor = encrypt.Encryptor(KEY, METHOD)
|
||||
sock = self.connection
|
||||
iv_len = self.encryptor.iv_len()
|
||||
if iv_len:
|
||||
self.decrypt(sock.recv(iv_len))
|
||||
addrtype = ord(self.decrypt(sock.recv(1)))
|
||||
if addrtype == 1:
|
||||
addr = socket.inet_ntoa(self.decrypt(self.rfile.read(4)))
|
||||
elif addrtype == 3:
|
||||
addr = self.decrypt(
|
||||
self.rfile.read(ord(self.decrypt(sock.recv(1)))))
|
||||
elif addrtype == 4:
|
||||
addr = socket.inet_ntop(socket.AF_INET6,
|
||||
self.decrypt(self.rfile.read(16)))
|
||||
else:
|
||||
# not support
|
||||
logging.warn('addr_type not support')
|
||||
return
|
||||
port = struct.unpack('>H', self.decrypt(self.rfile.read(2)))
|
||||
try:
|
||||
logging.info('connecting %s:%d' % (addr, port[0]))
|
||||
remote = socket.create_connection((addr, port[0]))
|
||||
except socket.error, e:
|
||||
# Connection refused
|
||||
logging.warn(e)
|
||||
return
|
||||
self.handle_tcp(sock, remote)
|
||||
except socket.error, e:
|
||||
logging.warn(e)
|
||||
|
||||
def main():
|
||||
global SERVER, PORT, KEY, METHOD, IPv6
|
||||
|
||||
logging.basicConfig(level=logging.DEBUG,
|
||||
format='%(asctime)s %(levelname)-8s %(message)s',
|
||||
datefmt='%Y-%m-%d %H:%M:%S', filemode='a+')
|
||||
|
||||
version = ''
|
||||
try:
|
||||
import pkg_resources
|
||||
version = pkg_resources.get_distribution('shadowsocks').version
|
||||
except ImportError:
|
||||
pass
|
||||
print 'shadowsocks %s' % version
|
||||
|
||||
METHOD = None
|
||||
IPv6 = False
|
||||
|
||||
config_path = utils.find_config()
|
||||
optlist, args = getopt.getopt(sys.argv[1:], 'p:k:m:c:6')
|
||||
for key, value in optlist:
|
||||
if key == '-c':
|
||||
config_path = value
|
||||
with open('config.json', 'rb') as f:
|
||||
config = json.load(f)
|
||||
|
||||
if config_path:
|
||||
logging.info('loading config from %s' % config_path)
|
||||
SERVER = config['server']
|
||||
PORT = config['server_port']
|
||||
KEY = config['password']
|
||||
METHOD = config.get('method', None)
|
||||
|
||||
optlist, args = getopt.getopt(sys.argv[1:], 'p:k:m:c:6')
|
||||
for key, value in optlist:
|
||||
if key == '-p':
|
||||
PORT = int(value)
|
||||
elif key == '-k':
|
||||
KEY = value
|
||||
elif key == '-m':
|
||||
METHOD = value
|
||||
elif key == '-6':
|
||||
IPv6 = True
|
||||
|
||||
encrypt.init_table(KEY, METHOD)
|
||||
if IPv6:
|
||||
ThreadingTCPServer.address_family = socket.AF_INET6
|
||||
try:
|
||||
server = ThreadingTCPServer(('', PORT), Socks5Server)
|
||||
logging.info("starting server at port %d ..." % PORT)
|
||||
server.serve_forever()
|
||||
except socket.error, e:
|
||||
logging.error(e)
|
||||
|
||||
if __name__ == '__main__':
|
||||
main()
|
||||
14
shadowsocks/utils.py
Normal file
14
shadowsocks/utils.py
Normal file
@ -0,0 +1,14 @@
|
||||
#!/usr/bin/python
|
||||
# -*- coding: utf-8 -*-
|
||||
|
||||
import os
|
||||
|
||||
|
||||
def find_config():
|
||||
config_path = 'config.json'
|
||||
if os.path.exists(config_path):
|
||||
return config_path
|
||||
config_path = os.path.join(os.path.dirname(__file__), '../', 'config.json')
|
||||
if os.path.exists(config_path):
|
||||
return config_path
|
||||
return None
|
||||
Reference in New Issue
Block a user