SukkaSurge/Build/build-anti-bogus-domain.ts

// @ts-check
import path from 'path';
import { createRuleset } from './lib/create-file';
import { fetchRemoteTextByLine, readFileByLine } from './lib/fetch-text-by-line';
import { processLine } from './lib/process-line';
import { task } from './trace';
import { SHARED_DESCRIPTION } from './lib/constants';
import { isProbablyIpv4, isProbablyIpv6 } from './lib/is-fast-ip';
import { TTL, deserializeArray, fsCache, serializeArray } from './lib/cache-filesystem';

const getBogusNxDomainIPs = async () => {
  const url = 'https://raw.githubusercontent.com/felixonmars/dnsmasq-china-list/master/bogus-nxdomain.china.conf';

  return fsCache.apply(
    url,
    async () => {
      const result: string[] = [];
      for await (const line of await fetchRemoteTextByLine('https://raw.githubusercontent.com/felixonmars/dnsmasq-china-list/master/bogus-nxdomain.china.conf')) {
        if (line && line.startsWith('bogus-nxdomain=')) {
          const ip = line.slice(15).trim();
          if (isProbablyIpv4(ip)) {
            result.push(`IP-CIDR,${ip}/32,no-resolve`);
          } else if (isProbablyIpv6(ip)) {
            result.push(`IP-CIDR6,${ip}/128,no-resolve`);
          }
        }
      }
      return result;
    },
    {
      ttl: TTL.ONE_WEEK(),
      serializer: serializeArray,
      deserializer: deserializeArray
    }
  );
};

export const buildAntiBogusDomain = task(import.meta.path, async (span) => {
  const bogusIpPromise = getBogusNxDomainIPs();

  const result: string[] = [];
  for await (const line of readFileByLine(path.resolve(import.meta.dir, '../Source/ip/reject.conf'))) {
    const l = processLine(line);
    if (l) {
      result.push(l);
    }
  }

  result.push(...(await bogusIpPromise));

  const description = [
    ...SHARED_DESCRIPTION,
    '',
    'This file contains known addresses that are hijacking NXDOMAIN results returned by DNS servers.',
    '',
    'Data from:',
    ' - https://github.com/felixonmars/dnsmasq-china-list'
  ];

  return createRuleset(
    span,
    'Sukka\'s Ruleset - Anti Bogus Domain',
    description,
    new Date(),
    result,
    'ruleset',
    path.resolve(import.meta.dir, '../List/ip/reject.conf'),
    path.resolve(import.meta.dir, '../Clash/ip/reject.txt')
  );
});

if (import.meta.main) {
  buildAntiBogusDomain();
}