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@@ -1,31 +1,61 @@
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import path from 'node:path';
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import { task } from './trace';
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-import { exclude, merge } from 'fast-cidr-tools';
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import { getChnCidrPromise } from './build-chn-cidr';
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-import { NON_CN_CIDR_INCLUDED_IN_CHNROUTE, RESERVED_IPV4_CIDR } from './constants/cidr';
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+// import { RESERVED_IPV4_CIDR, NON_CN_CIDR_INCLUDED_IN_CHNROUTE } from './constants/cidr';
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import fs from 'node:fs';
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import { OUTPUT_INTERNAL_DIR } from './constants/dir';
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import { asyncWriteToStream } from 'foxts/async-write-to-stream';
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import { mkdirp } from './lib/misc';
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-import { appendArrayInPlace } from './lib/append-array-in-place';
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+// import { appendArrayInPlace } from './lib/append-array-in-place';
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+import Worktank from 'worktank';
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-export const buildInternalReverseChnCIDR = task(require.main === module, __filename)(async () => {
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- const [cidr] = await getChnCidrPromise();
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+const pool = new Worktank({
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+ name: 'build-internal-reverse-chn-cidr',
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+ size: 1,
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+ timeout: 10000, // The maximum number of milliseconds to wait for the result from the worker, if exceeded the worker is terminated and the execution promise rejects
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+ warmup: true,
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+ autoterminate: 30000, // The interval of milliseconds at which to check if the pool can be automatically terminated, to free up resources, workers will be spawned up again if needed
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+ env: {},
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+ methods: { // An object mapping function names to functions objects to serialize and deserialize into each worker thread, only functions that don't depend on their closure can be serialized
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+ // eslint-disable-next-line object-shorthand -- workertank
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+ getreversedCidr: async function (cidr: string[], importMetaUrl: string): Promise<string[]> {
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+ // TODO: createRequire is a temporary workaround for https://github.com/nodejs/node/issues/51956
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+ const { default: module } = await import('node:module');
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+ const __require = module.createRequire(importMetaUrl);
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+ const { exclude, merge } = __require('fast-cidr-tools');
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+ const { RESERVED_IPV4_CIDR, NON_CN_CIDR_INCLUDED_IN_CHNROUTE } = __require('./constants/cidr');
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+ const { appendArrayInPlace } = __require('./lib/append-array-in-place');
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- const reversedCidr = merge(
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- appendArrayInPlace(
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- exclude(
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- ['0.0.0.0/0'],
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- RESERVED_IPV4_CIDR.concat(cidr),
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+ return merge(
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+ appendArrayInPlace(
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+ exclude(
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+ ['0.0.0.0/0'],
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+ RESERVED_IPV4_CIDR.concat(cidr),
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+ true
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+ ),
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+ // https://github.com/misakaio/chnroutes2/issues/25
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+ NON_CN_CIDR_INCLUDED_IN_CHNROUTE
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+ ),
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true
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- ),
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- // https://github.com/misakaio/chnroutes2/issues/25
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- NON_CN_CIDR_INCLUDED_IN_CHNROUTE
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- ),
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- true
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- );
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+ );
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+ }
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+ }
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+});
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+
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+export const buildInternalReverseChnCIDR = task(require.main === module, __filename)(async (span) => {
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+ const [cidr] = await span.traceChildPromise('download chnroutes2', getChnCidrPromise());
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+
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+ const reversedCidr = await span.traceChildAsync('build reversed chn cidr', async () => {
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+ const reversedCidr = await pool.exec(
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+ 'getreversedCidr',
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+ [cidr, import.meta.url]
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+ );
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+ pool.terminate();
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+
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+ return reversedCidr;
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+ });
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const outputFile = path.join(OUTPUT_INTERNAL_DIR, 'reversed-chn-cidr.txt');
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await mkdirp(OUTPUT_INTERNAL_DIR);
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SukkaW