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163 lines
4.2 KiB
163 lines
4.2 KiB
#!/usr/bin/python
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# -*- coding:utf-8 -*-
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from ProxyFilter import baseFunc
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ssrMethodList = [ # ShadowsocksR加密方式
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'aes-128-cfb',
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'aes-192-cfb',
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'aes-256-cfb',
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'aes-128-cfb1',
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'aes-192-cfb1',
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'aes-256-cfb1',
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'aes-128-cfb8',
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'aes-192-cfb8',
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'aes-256-cfb8',
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'aes-128-ctr',
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'aes-192-ctr',
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'aes-256-ctr',
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'aes-128-gcm',
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'aes-192-gcm',
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'aes-256-gcm',
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'aes-128-ofb',
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'aes-192-ofb',
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'aes-256-ofb',
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'camellia-128-cfb',
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'camellia-192-cfb',
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'camellia-256-cfb',
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'none',
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'table',
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'rc4',
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'rc4-md5',
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'rc4-md5-6',
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'bf-cfb',
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'cast5-cfb',
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'des-cfb',
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'idea-cfb',
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'seed-cfb',
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'rc2-cfb',
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'salsa20',
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'xsalsa20',
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'chacha20',
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'xchacha20',
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'chacha20-ietf',
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]
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ssrProtocolList = [ # ShadowsocksR协议
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'origin',
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'verify_sha1',
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'verify_simple',
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'verify_deflate',
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'auth_simple',
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'auth_sha1',
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'auth_sha1_v2',
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'auth_sha1_v4',
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'auth_aes128',
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'auth_aes128_md5',
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'auth_aes128_sha1',
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'auth_chain_a',
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'auth_chain_b',
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'auth_chain_c',
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'auth_chain_d',
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'auth_chain_e',
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'auth_chain_f',
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]
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ssrObfsList = [ # ShadowsocksR混淆方式
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'plain',
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'http_post',
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'http_simple',
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'tls_simple',
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'tls1.2_ticket_auth',
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'tls1.2_ticket_fastauth',
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'random_head',
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]
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def __ssrFill(raw: dict) -> dict: # 补全可选值
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try:
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if 'protocol' not in raw:
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raw['protocol'] = ''
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if 'protocolParam' not in raw:
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raw['protocolParam'] = ''
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if 'obfs' not in raw:
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raw['obfs'] = ''
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if 'obfsParam' not in raw:
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raw['obfsParam'] = ''
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except:
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pass
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return raw
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def __ssrFormat(raw: dict) -> dict: # 容错性格式化
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try:
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raw['server'] = raw['server'].strip()
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raw['port'] = int(raw['port'])
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raw['method'] = raw['method'].replace('_', '-').lower().strip()
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raw['protocol'] = raw['protocol'].replace('-', '_').lower().strip()
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raw['obfs'] = raw['obfs'].replace('-', '_').lower().strip()
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except:
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pass
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return raw
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def ssrFilter(raw: dict) -> tuple[bool, str or dict]:
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"""
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ShadowsocksR节点合法性检查
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不合法:
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return False, {reason}
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合法:
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return True, {
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'type': 'ssr',
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...
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}
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"""
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try:
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if 'server' not in raw: # 必选值检查
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return False, 'Missing `server` option'
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if 'port' not in raw:
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return False, 'Missing `port` option'
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if 'method' not in raw:
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return False, 'Missing `method` option'
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if 'passwd' not in raw:
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return False, 'Missing `password` option'
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raw = __ssrFormat(__ssrFill(raw)) # 预处理
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result = {'type': 'ssr'}
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if baseFunc.isHost(raw['server']):
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result['server'] = raw['server'] # server
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else:
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return False, 'Illegal `server` option'
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if baseFunc.isPort(raw['port']):
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result['port'] = raw['port'] # port
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else:
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return False, 'Illegal `port` option'
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if raw['method'] in ssrMethodList:
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result['method'] = raw['method'] # method
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else:
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return False, 'Unknown ShadowsocksR method'
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result['passwd'] = raw['passwd'] # passwd
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if raw['protocol'] in [None, '', 'origin']: # 默认协议
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result['protocol'] = 'origin'
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result['protocolParam'] = ''
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else:
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if raw['protocol'] in ssrProtocolList:
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result['protocol'] = raw['protocol']
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result['protocolParam'] = raw['protocolParam']
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else:
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return False, 'Unknown ShadowsocksR protocol'
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if raw['obfs'] in [None, '', 'plain']: # 默认混淆
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result['obfs'] = 'plain'
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result['obfsParam'] = ''
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else:
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if raw['obfs'] in ssrObfsList:
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result['obfs'] = raw['obfs']
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result['obfsParam'] = raw['obfsParam']
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else:
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return False, 'Unknown ShadowsocksR obfs'
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except:
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return False, 'Unknown error'
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return True, result
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