#!/usr/bin/env python

# coding:utf-8

import socket

from datetime import datetime, timedelta, timezone

domains = [

'api.github.com',

'avatars.githubusercontent.com',

'avatars0.githubusercontent.com',

'camo.githubusercontent.com',

'cloud.githubusercontent.com',

'codeload.github.com',

'favicons.githubusercontent.com',

'gist.github.com',

'gist.githubusercontent.com',

'github.com',

'github.githubassets.com',

'marketplace-screenshots.githubusercontent.com',

'octocaptcha.com', # 用途包括但不限于: 创建organization时的验证码

'raw.githubusercontent.com',

'repository-images.githubusercontent.com',

'uploads.github.com', # 用途包括但不限于: release附件上传

'user-images.githubusercontent.com',

]

def gen_host():

for domain in domains:

print('Querying ip for domain %s'%domain)

ip = socket.gethostbyname(domain)

print(ip)

yield (ip, domain)

def get_now_date_str(format_string="%Y-%m-%d %H:%M:%S"):#"%Y-%m-%d %H:%M:%S"

utc_dt = datetime.utcnow().replace(tzinfo=timezone.utc)

bj_dt = utc_dt.astimezone(timezone(timedelta(hours=8)))

str_date = bj_dt.strftime(format_string)

return str_date

def output_hosts():

with open('hosts.txt', 'w') as f:

f.write('```\n')

f.write('# GitHub Start \n')

f.write('# Last update at %s (Beijing Time)\n'%(get_now_date_str()))

for ip, domain in gen_host():

f.write('%s %s\n'%(ip, domain))

f.write('# GitHub End \n')

f.write('```\n')

if __name__ == '__main__':

output_hosts()