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114 lines
3.3 KiB
114 lines
3.3 KiB
#!/usr/bin/env python
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#
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# Copyright 2015-2015 breakwa11
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from __future__ import absolute_import, division, print_function, \
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with_statement
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import os
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import sys
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import hashlib
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import logging
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from shadowsocks import common
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from shadowsocks.obfsplugin import plain, http_simple, obfs_tls, verify, auth, auth_chain
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method_supported = {}
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method_supported.update(plain.obfs_map)
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method_supported.update(http_simple.obfs_map)
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method_supported.update(obfs_tls.obfs_map)
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method_supported.update(verify.obfs_map)
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method_supported.update(auth.obfs_map)
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method_supported.update(auth_chain.obfs_map)
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def mu_protocol():
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return ["auth_aes128_md5", "auth_aes128_sha1", "auth_chain_a"]
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class server_info(object):
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def __init__(self, data):
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self.data = data
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class obfs(object):
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def __init__(self, method):
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method = common.to_str(method)
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self.method = method
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self._method_info = self.get_method_info(method)
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if self._method_info:
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self.obfs = self.get_obfs(method)
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else:
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raise Exception('obfs plugin [%s] not supported' % method)
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def init_data(self):
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return self.obfs.init_data()
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def set_server_info(self, server_info):
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return self.obfs.set_server_info(server_info)
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def get_server_info(self):
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return self.obfs.get_server_info()
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def get_method_info(self, method):
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method = method.lower()
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m = method_supported.get(method)
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return m
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def get_obfs(self, method):
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m = self._method_info
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return m[0](method)
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def get_overhead(self, direction):
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return self.obfs.get_overhead(direction)
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def client_pre_encrypt(self, buf):
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return self.obfs.client_pre_encrypt(buf)
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def client_encode(self, buf):
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return self.obfs.client_encode(buf)
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def client_decode(self, buf):
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return self.obfs.client_decode(buf)
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def client_post_decrypt(self, buf):
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return self.obfs.client_post_decrypt(buf)
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def server_pre_encrypt(self, buf):
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return self.obfs.server_pre_encrypt(buf)
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def server_encode(self, buf):
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return self.obfs.server_encode(buf)
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def server_decode(self, buf):
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return self.obfs.server_decode(buf)
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def server_post_decrypt(self, buf):
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return self.obfs.server_post_decrypt(buf)
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def client_udp_pre_encrypt(self, buf):
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return self.obfs.client_udp_pre_encrypt(buf)
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def client_udp_post_decrypt(self, buf):
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return self.obfs.client_udp_post_decrypt(buf)
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def server_udp_pre_encrypt(self, buf, uid):
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return self.obfs.server_udp_pre_encrypt(buf, uid)
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def server_udp_post_decrypt(self, buf):
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return self.obfs.server_udp_post_decrypt(buf)
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def dispose(self):
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self.obfs.dispose()
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del self.obfs
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