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sysproxy.py
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87 lines (84 loc) · 3.18 KB
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import os, sys, subprocess, struct
class MacSetting(object):
def __init__(self, args):
self.device = None
self.listen = None
self.modes = None
self.mode_name = None
for option in args.listen:
protos = [x.name for x in option.protos]
if option.unix or 'ssl' in protos or 'secure' in protos:
continue
if 'socks5' in protos:
self.modes = ['setsocksfirewallproxy']
self.mode_name = 'socks5'
self.listen = option
break
if 'http' in protos:
self.modes = ['setwebproxy', 'setsecurewebproxy']
self.mode_name = 'http'
self.listen = option
break
if self.listen is None:
print('No server listen on localhost by http/socks5')
ret = subprocess.check_output(['/usr/sbin/networksetup', '-listnetworkserviceorder']).decode()
en0 = next(filter(lambda x: 'Device: en0' in x, ret.split('\n\n')), None)
if en0 is None:
print('Cannot find en0 device name!\n\nInfo:\n\n'+ret)
return
line = next(filter(lambda x: x.startswith('('), en0.split('\n')), None)
if line is None:
print('Cannot find en0 device name!\n\nInfo:\n\n'+ret)
return
self.device = line[3:].strip()
for mode in self.modes:
subprocess.check_call(['/usr/sbin/networksetup', mode, self.device, 'localhost', str(self.listen.port), 'off'])
print(f'System proxy setting -> {self.mode_name} localhost:{self.listen.port}')
def clear(self):
if self.device is None:
return
for mode in self.modes:
subprocess.check_call(['/usr/sbin/networksetup', mode+'state', self.device, 'off'])
print('System proxy setting -> off')
class WindowsSetting(object):
KEY = r'Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections'
SUBKEY = 'DefaultConnectionSettings'
def __init__(self, args):
self.listen = None
for option in args.listen:
protos = [x.name for x in option.protos]
if option.unix or 'ssl' in protos or 'secure' in protos:
continue
if 'http' in protos:
self.listen = option
break
if self.listen is None:
print('No server listen on localhost by http')
import winreg
key = winreg.OpenKey(winreg.HKEY_CURRENT_USER, self.KEY, 0, winreg.KEY_ALL_ACCESS)
value, regtype = winreg.QueryValueEx(key, self.SUBKEY)
assert regtype == winreg.REG_BINARY
server = f'localhost:{self.listen.port}'.encode()
bypass = '<local>'.encode()
counter = int.from_bytes(value[4:8], 'little') + 1
value = value[:4] + struct.pack('<III', counter, 3, len(server)) + server + struct.pack('<I', len(bypass)) + bypass + b'\x00'*36
winreg.SetValueEx(key, self.SUBKEY, None, regtype, value)
winreg.CloseKey(key)
def clear(self):
if self.listen is None:
return
import winreg
key = winreg.OpenKey(winreg.HKEY_CURRENT_USER, self.KEY, 0, winreg.KEY_ALL_ACCESS)
value, regtype = winreg.QueryValueEx(key, self.SUBKEY)
assert regtype == winreg.REG_BINARY
counter = int.from_bytes(value[4:8], 'little') + 1
value = value[:4] + struct.pack('<II', counter, 1) + b'\x00'*44
winreg.SetValueEx(key, self.SUBKEY, None, regtype, value)
winreg.CloseKey(key)
def setup(args):
if sys.platform == 'darwin':
return MacSetting(args)
elif sys.platform == 'win32':
return WindowsSetting(args)
else:
print(f'System proxy setting: platform "{sys.platform}" not supported')