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150 lines
3.8 KiB
150 lines
3.8 KiB
#!/usr/bin/python
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# -*- coding:utf-8 -*-
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from ProxyFilter import baseFunc
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from ProxyFilter import Plugin as sip003
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ssMethodList = [ # Shadowsocks加密方式
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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-ctr',
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'aes-192-ctr',
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'aes-256-ctr',
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'aes-128-ocb',
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'aes-192-ocb',
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'aes-256-ocb',
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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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'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-cfb128',
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'aes-192-cfb128',
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'aes-256-cfb128',
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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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'camellia-128-cfb128',
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'camellia-192-cfb128',
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'camellia-256-cfb128',
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'plain',
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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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'rc2-cfb',
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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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'salsa20',
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'salsa20-ctr',
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'xchacha20',
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'chacha20',
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'chacha20-ietf',
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'chacha20-poly1305',
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'chacha20-ietf-poly1305',
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'xchacha20-ietf-poly1305'
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]
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pluginList = [ # SIP003插件列表
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'obfs-local',
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'simple-tls',
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'v2ray-plugin',
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'xray-plugin',
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'kcptun-client',
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'gost-plugin',
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'ck-client',
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'gq-client',
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'mtt-client',
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'rabbit-plugin',
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'qtun-client',
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'gun-plugin'
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]
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def __ssFill(raw: dict) -> dict: # 补全可选值
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try:
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if 'plugin' not in raw:
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raw['plugin'] = None
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if raw['plugin'] is not None:
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if 'type' not in raw['plugin']:
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raw['plugin']['type'] = ''
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if 'param' not in raw['plugin']:
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raw['plugin']['param'] = ''
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except:
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pass
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return raw
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def __ssFormat(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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if raw['plugin'] is not None:
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raw['plugin']['type'] = sip003.pluginFormat(raw['plugin']['type'])
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except:
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pass
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return raw
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def ssFilter(raw: dict) -> tuple[bool, str or dict]:
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"""
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Shadowsocks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': 'ss',
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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 `passwd` option'
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raw = __ssFormat(__ssFill(raw)) # 预处理
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result = {'type': 'ss'}
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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 ssMethodList:
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result['method'] = raw['method'] # method
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else:
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return False, 'Unknown Shadowsocks method'
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result['passwd'] = raw['passwd'] # passwd
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if raw['plugin'] is None or raw['plugin']['type'] in [None, '']:
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plugin = None
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else:
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if raw['plugin']['type'] in pluginList:
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plugin = {
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'type': raw['plugin']['type'],
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'param': raw['plugin']['param']
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}
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else:
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return False, 'Unknown sip003 plugin'
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result['plugin'] = plugin
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except:
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return False, 'Unknown error'
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return True, result
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