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lid.py
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lid.py
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#!/usr/bin/env python
# -*- coding: utf-8 -*-
# Network Adapter Information Module
# Pymi is required.
# This module shows information of one current active network adapter, including the
# name of DNS. It also contain details in its attributes.
# Example:
# python lid.py
#
# Start the file will lead to a simple CMD interface.
import os
import wmi
# import subprocess
import hosts_update
wmi = wmi.WMI()
def url2domain(url):
"""Process url into domain suitable for ping in WMI
Args:
url (str):
Returns:
domain string
"""
import validators
from urllib.parse import urlparse
err = ValueError(url)
error_class = validators.utils.ValidationFailure
domain = ''
try:
url = urlparse(url.replace(" ", ""))
except Exception:
raise err
else:
if url.netloc != '':
domain = url.netloc
elif url.path != '':
domain = url.path
if domain.find(r'/'):
domain = domain.split(r'/')[0]
if isinstance(validators.domain(domain), error_class) and (
isinstance(validators.ipv4(domain), error_class)):
raise err
else:
return domain
def ping(url):
"""Ping the url using WMI functionality.
Args:
url (str):
Returns:
result parsed into dict
"""
result = wmi.Win32_PingStatus(Address=url2domain(url))[0]
return {'ip': result.ProtocolAddress,
'time': result.ResponseTime,
'domain': url, }
class Dns:
ali = "Ali"
one = "One"
tencent = "Tencent"
local = "Acrylic"
pabo = 'Pure'
google = 'Google'
preferences = [tencent, google,] # preferred DNS servers
# DNS地址必须为tuple,如果只有一个IP,则必须在IP后且括号内加上逗号,如('xxx',)
dict = {ali: ('223.5.5.5', '223.6.6.6'),
one: ('114.215.126.16', '42.236.82.22'),
tencent: ('119.29.29.29',),
local: ('127.0.0.1', '223.6.6.6'),
pabo: ( '123.207.13.111',),
google: ('8.8.8.8', '8.8.4.4'), }
def __init__(self):
self.setting = [each for each in wmi.Win32_NetworkAdapterConfiguration(IPEnabled=True)
if each.DefaultIPGateway is not None]
if self.setting:
self.setting = self.setting[0]
self.server = self.setting.DNSServerSearchOrder
else:
self.server = '' # 用wmi ping None貌似会陷入死循环
def __repr__(self):
"""Provide DNS information for print.
Returns:
string of DNS server IP
"""
for key, value in self.dict.items():
if self.server == value:
# print(key)
return key + ' DNS'
if self.server == '':
return 'No Internet Connection'
return str(self.server)
def refresh(self):
"""Refresh DNS pool for the system or Acrylic
Returns:
Result of refreshment
"""
# if self.server != self.local:
text = os.popen('ipconfig /flushdns').readlines()[-1]
if text.startswith('Successfully') or text.startswith('已成功'):
return '刷新成功'
else:
return '刷新失败'
# else:
# subprocess.Popen(['D:\Program Files (x86)\Acrylic-Portable\AcrylicController.exe',
# 'PurgeAcrylicCacheDataSilently'])
def switch(self):
"""Switch DNS among preferred ones.
Returns:
Result of action
"""
switches = [self.dict[x] for x in (self.preferences + [self.preferences[0]])]
if self.server in switches:
server = switches[switches.index(self.server) + 1]
else:
server = switches[0]
return_code = self.setting.SetDNSServerSearchOrder(server)[0]
self.refresh()
if return_code == 0:
return '修改成功'
elif return_code == 91:
return '修改失败。请获取管理员权限后重试。'
else:
return '修改失败,错误代码:' + str(return_code)
if __name__ == '__main__':
input_message = u'''
1.Tencent/Google间切换
2.PING剪切板域名
3.用PING检查网络
4.刷新DNS
5.更新hosts
6.清空hosts
7.编辑default.txt
8.查看hosts
回车:退出
'''
# 8.编辑Acrylic
acrylic_dir = 'D:\Program Files (x86)\Acrylic-Portable\AcrylicConfiguration.ini'
pre_msg = ''
def ping_print(url):
"""Format the result of ping"""
try:
out = ping(url2domain(url))
except ValueError as e:
print('异常网址:', e)
else:
print('\n正在 Ping %s [%s]' % (out['domain'], out['ip']))
for i in range(1, 4):
print('%s:时间 %s ms' % (i, out['time']))
def run(choice):
"""Process choice from user"""
if choice == '':
from sys import exit as exit1
exit1()
else:
choice = int(choice)
global pre_msg
if choice == 1:
pre_msg = dns.switch()
return
elif choice == 2:
import pyperclip
ping_print(pyperclip.paste())
os.system('pause')
return
elif choice == 3:
for ip in dns.server:
ping_print(ip)
os.system('pause')
return
elif choice == 4:
pre_msg = dns.refresh()
return
elif choice == 5:
hosts_update.update()
return
elif choice == 6:
hosts_update.write()
return
elif choice == 7:
hosts_update.edit()
elif choice == 8:
hosts_update.view()
# subprocess.Popen([r'C:\WINDOWS\system32\notepad.exe',acrylic_dir])
# elif choice == 9:
# subprocess.Popen(['D:\Program Files (x86)\Acrylic-Portable\AcrylicController.exe',
# 'StartAcrylicServiceSilently'])
else:
raise ValueError('选项错误!')
os.system('cls')
while 1:
dns = Dns()
print("%s 当前DNS为 %s,请选择:" % (pre_msg, dns))
try:
run(input(input_message))
except ValueError as error:
print(error)
os.system('pause')
os.system('cls')