132 lines
4.6 KiB
Python
132 lines
4.6 KiB
Python
import argparse
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import base64
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import requests
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import os
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import sys
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# GFWList 官方（或常见）的地址
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GFWLIST_URL = "https://raw.githubusercontent.com/gfwlist/gfwlist/master/gfwlist.txt"
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def log_info(message):
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print(f"[INFO] {message}")
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def generate_rules(proxy_server, foreign_dns_list, domestic_dns_list, ipset_name="gfwlist"):
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"""
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生成 Dnsmasq 和 IPSet 规则文件。
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"""
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if not foreign_dns_list or not domestic_dns_list:
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log_info("错误：必须提供至少一个国内 DNS 和一个国外 DNS。")
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sys.exit(1)
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# --- 代理配置：通过本地 SOCKS5 隧道下载 GFWList ---
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proxies = {
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'http': f'socks5h://{proxy_server}', # socks5h 使用远程 DNS 解析
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'https': f'socks5h://{proxy_server}'
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}
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log_info(f"配置代理：使用 {proxy_server} 通过隧道下载 GFWList...")
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# ----------------------------------------------------
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try:
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log_info(f"正在从 {GFWLIST_URL} 下载 GFWList...")
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# 传入 proxies 参数，强制 requests 走代理
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response = requests.get(GFWLIST_URL, timeout=30, proxies=proxies)
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response.raise_for_status()
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# 1. 解码 GFWList
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try:
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content = base64.b64decode(response.text).decode('utf-8')
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except:
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# 如果内容不是 base64 编码，则直接使用
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content = response.text
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except requests.exceptions.RequestException as e:
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log_info(f"致命错误：通过代理下载 GFWList 失败，请检查 SSH SOCKS5 隧道状态！: {e}")
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# 如果下载失败，中止脚本以避免生成空文件
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sys.exit(1)
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domains = set()
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for line in content.splitlines():
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line = line.strip()
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if not line or line.startswith(('#', '!')):
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continue
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# 1. 清理前缀
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if line.startswith('||'):
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domain = line[2:]
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elif line.startswith('.'):
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domain = line[1:]
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else:
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domain = line
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# 2. 移除 URL 路径和查询参数
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if '/' in domain:
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domain = domain.split('/')[0]
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# 3. 过滤掉 IP 地址和通配符，只保留域名
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if domain and '.' in domain and not domain.startswith('*.'):
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# dnsmasq只接受不带前导点的域名，例如: example.com
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if domain.startswith('.'):
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domain = domain[1:]
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# 确保域名不包含非法字符
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if not any(c in domain for c in ('&', '?', '=', ':', '@', '%')):
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domains.add(domain)
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# 2. 生成 DNSMasq 配置文件
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dnsmasq_conf_path = "/etc/dnsmasq.d/gfwlist_router.conf"
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# 代理的上游 DNS (只使用提供的第一个国外 DNS)
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primary_foreign_dns = foreign_dns_list[0]
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proxy_port = proxy_server.split(':')[1]
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proxy_dns_server = f"{primary_foreign_dns}#53"
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try:
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with open(dnsmasq_conf_path, 'w') as f:
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f.write(f"# Dnsmasq rules generated by {os.path.basename(__file__)} on {os.uname().nodename}\n")
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# 写入所有国内 DNS 服务器
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for dns in domestic_dns_list:
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f.write(f"server={dns}\n")
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# GFWList 域名设置
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for domain in sorted(list(domains)):
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# 1. 将域名加入 IPSet 集合 (由 dnsmasq 动态处理)
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f.write(f"ipset=/{domain}/{ipset_name}\n")
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# 2. 通过代理的 DNS 服务器解析 (流量会走 redsocks/ssh)
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f.write(f"server=/{domain}/{proxy_dns_server}\n")
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log_info(f"已生成 Dnsmasq 规则到 {dnsmasq_conf_path}，包含 {len(domains)} 个域名。")
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except IOError as e:
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log_info(f"写入 Dnsmasq 文件失败: {e}")
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sys.exit(1)
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# 3. 确保 IPSet 集合存在 (必须在 Dnsmasq 启动前存在)
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try:
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# 使用 hash:ip 集合，如果集合已存在则清除其内容 (flush)
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os.system(f"sudo ipset create {ipset_name} hash:ip family inet hashsize 1024 maxelem 65536 &>/dev/null || sudo ipset flush {ipset_name}")
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log_info(f"已确保 IPSet 集合 '{ipset_name}' 存在。")
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except Exception as e:
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log_info(f"创建 IPSet 失败: {e}")
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sys.exit(1)
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return True
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if __name__ == "__main__":
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parser = argparse.ArgumentParser(description="GFWList Rules Generator for Dnsmasq/IPSet")
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# 允许接受多个参数 (nargs='+')
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parser.add_argument("-p", "--proxy", required=True, help="SOCKS5 Proxy server (e.g., 127.0.0.1:1086)")
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parser.add_argument("-f", "--foreign-dns", nargs='+', required=True, help="Foreign DNS IP(s) (e.g., 8.8.8.8 9.9.9.9)")
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parser.add_argument("-d", "--domestic-dns", nargs='+', required=True, help="Domestic DNS IP(s) (e.g., 223.5.5.5 114.114.114.114)")
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parser.add_argument("-n", "--name", default="gfwlist", help="IPSet Name")
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args = parser.parse_args()
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# 在开始生成规则之前，必须确保 requests 库已经安装 socks5 支持
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# 确保在 Bash 脚本中已经执行: sudo pip3 install requests PySocks
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log_info("开始生成 GFWList 规则...")
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generate_rules(args.proxy, args.foreign_dns, args.domestic_dns, args.name)
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log_info("规则生成完成。")
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