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Download and convert GFWList to url regex which compatible with Squid.
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#!/usr/bin/env python | |
#encoding: utf-8 | |
import urllib2 | |
import re | |
from base64 import b64decode | |
LIST_URL = 'https://raw.githubusercontent.com/gfwlist/gfwlist/master/gfwlist.txt' | |
DECODE_FILE = 'decode.txt' | |
BLACK_FILE = 'gfw.url_regex.lst' | |
WHITE_FILE = 'cn.url_regex.lst' | |
def convert_line(line): | |
line = line.rstrip() | |
#regex already | |
if line[0] == '/' and line[-1] == '/': | |
#remove https?:\/\/[^\/]+ | |
rline = line[1:-1] | |
rline = rline.replace(r'^https?:\/\/[^\/]+', r'^[^\/]+') | |
return rline | |
if line.startswith('||'): | |
rline = line[2:] | |
rline = rline.replace(r'http://', '') | |
rline = rline.replace(r'https://', '') | |
rline = re.escape(rline) | |
rline = rline.replace(r'\*', '(.*)') | |
#return '^https?:\/\/[^\/]+' + rline | |
return '^[^\/]*' + rline | |
elif line.startswith('|'): | |
rline = line[1:] | |
rline = rline.replace(r'http://', '') | |
rline = rline.replace(r'https://', '') | |
rline = re.escape(rline) | |
rline = rline.replace(r'\*', '.*') | |
return '^' + rline | |
elif line[-1] == '|': | |
rline = line[:-1] | |
rline = rline.replace(r'http://', '') | |
rline = rline.replace(r'https://', '') | |
rline = re.escape(rline) | |
rline = rline.replace(r'\*', '.*') | |
return rline + '$' | |
else: | |
rline = line | |
rline = rline.replace(r'http://', '') | |
rline = rline.replace(r'https://', '') | |
rline = re.escape(rline) | |
rline = rline.replace(r'\*', '.*') | |
return rline | |
def convert(gfwlist): | |
black = open(BLACK_FILE, 'w') | |
white = open(WHITE_FILE, 'w') | |
for l in gfwlist.split('\n'): | |
#l = l[:-1] | |
if not l or l[0] == '!' or l[0] == '[': | |
continue | |
if l.startswith('@@'): | |
white.write(convert_line(l[2:]) + '\n') | |
else: | |
black.write(convert_line(l) + '\n') | |
def main(): | |
src = urllib2.urlopen(LIST_URL).read() | |
src = b64decode(src) | |
decode = open(DECODE_FILE, 'w') | |
decode.write(src) | |
# decode.close() | |
# src = open(DECODE_FILE, 'r').read() | |
convert(src) | |
if __name__ == '__main__': | |
main() |
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