refactor: move to new sdks, and build system
This commit is contained in:
parent
addc693fb3
commit
23714fba07
GPG Key ID:
C997C339BE476FF2
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@ -0,0 +1,8 @@
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{
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"preset": [
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"@lumeweb/presetter-kernel-module-preset"
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],
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"config": {
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"official": true
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}
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}
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14
build.js
14
build.js
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@ -1,14 +0,0 @@
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import esbuild from "esbuild"
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esbuild.buildSync({
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entryPoints: ['src-module/index.ts'],
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outfile: 'dist-module/index.js',
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format: 'iife',
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bundle: true,
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legalComments: 'external',
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// minify: true
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tsconfig: "tsconfig.module.json",
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define: {
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'global': 'self'
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}
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})
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@ -1,17 +0,0 @@
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import {
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AbstractResolverModule,
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DNSResult,
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ResolverOptions,
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} from "@lumeweb/libresolver";
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export default class Handshake extends AbstractResolverModule {
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private buildBlacklist;
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resolve(
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domain: string,
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options: ResolverOptions,
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bypassCache: boolean
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): Promise<DNSResult>;
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private processNs;
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private processGlue;
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private query;
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private processTxt;
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}
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@ -1,179 +0,0 @@
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import tldEnum from "@lumeweb/tld-enum";
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import { AbstractResolverModule, DNS_RECORD_TYPE, isDomain, isIp, isPromise, normalizeDomain, resolverEmptyResponse, resolveSuccess, ensureUniqueRecords, getTld, resolverError, } from "@lumeweb/libresolver";
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const HIP5_EXTENSIONS = ["eth", "_eth"];
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export default class Handshake extends AbstractResolverModule {
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async buildBlacklist() {
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const blacklist = new Set();
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let resolvers = this.resolver.resolvers;
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if (isPromise(resolvers)) {
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resolvers = await resolvers;
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}
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for (const resolver of resolvers) {
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let tlds = resolver.getSupportedTlds();
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if (isPromise(tlds)) {
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tlds = await tlds;
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}
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tlds.map((item) => blacklist.add(item));
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}
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return blacklist;
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}
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async resolve(domain, options, bypassCache) {
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options.options = options.options || {};
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const tld = getTld(domain);
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const blacklist = await this.buildBlacklist();
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if (blacklist.has(tld)) {
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return resolverEmptyResponse();
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}
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if (isIp(domain)) {
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return resolverEmptyResponse();
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}
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if (options?.options && "subquery" in options.options) {
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return resolverEmptyResponse();
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}
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const chainRecords = await this.query(tld, bypassCache);
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if (chainRecords.error) {
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return resolverError(chainRecords.error);
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}
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if (!chainRecords.data?.records.length) {
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return resolverEmptyResponse();
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}
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let records = [];
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for (const record of chainRecords.data?.records) {
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switch (record.type) {
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case "NS": {
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await this.processNs(domain, record, records, chainRecords.data?.records, options, bypassCache);
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break;
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}
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case "GLUE4": {
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await this.processGlue(domain, record, records, options, bypassCache);
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break;
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}
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case "TXT": {
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await this.processTxt(record, records, options);
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break;
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}
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case "SYNTH6": {
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if (options.type === DNS_RECORD_TYPE.A &&
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"ipv6" in options.options &&
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options.options.ipv6) {
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records.push({
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type: options.type,
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value: record.address,
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});
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}
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break;
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}
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case "SYNTH4": {
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if (options.type === DNS_RECORD_TYPE.A) {
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records.push({
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type: options.type,
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value: record.address,
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});
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}
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break;
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}
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default: {
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break;
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}
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}
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}
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records = ensureUniqueRecords(records);
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if (0 < records.length) {
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return resolveSuccess(records);
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}
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return resolverEmptyResponse();
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}
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// @ts-ignore
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async processNs(domain, record, records, hnsRecords, options, bypassCache) {
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if (![DNS_RECORD_TYPE.A, DNS_RECORD_TYPE.CNAME, DNS_RECORD_TYPE.NS].includes(options.type)) {
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return;
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}
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// @ts-ignore
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const glue = hnsRecords.slice().find((item) =>
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// @ts-ignore
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["GLUE4", "GLUE6"].includes(item.type) && item.ns === record.ns);
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if (glue && options.type !== DNS_RECORD_TYPE.NS) {
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return this.processGlue(domain, glue, records, options, bypassCache);
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}
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if (options.type === DNS_RECORD_TYPE.NS) {
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records.push({ type: options.type, value: record.ns });
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return;
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}
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const foundDomain = normalizeDomain(record.ns);
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let isIcann = false;
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let isHip5 = false;
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let hip5Parts = foundDomain.split(".");
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if (hip5Parts.length >= 2 &&
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[...(options.options?.hip5 ?? []), ...HIP5_EXTENSIONS].includes(hip5Parts[hip5Parts.length - 1])) {
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isHip5 = true;
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}
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if ((isDomain(foundDomain) || /[a-zA-Z0-9\-]+/.test(foundDomain)) &&
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!isHip5) {
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if (foundDomain.includes(".")) {
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const tld = foundDomain.split(".")[foundDomain.split(".").length - 1];
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isIcann = tldEnum.list.includes(tld);
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}
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if (!isIcann) {
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const hnsNs = await this.resolver.resolve(foundDomain, options);
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if (hnsNs.records.length) {
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let icannRecords = await this.resolver.resolve(domain, {
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...options,
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options: {
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subquery: true,
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nameserver: hnsNs.records.pop()?.value,
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},
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});
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if (icannRecords.records.length) {
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records.push.apply(records, icannRecords.records);
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}
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}
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return resolverEmptyResponse();
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}
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let icannRecords = await this.resolver.resolve(domain, {
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...options,
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options: { subquery: true, nameserver: foundDomain },
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});
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if (icannRecords.records.length) {
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records.push.apply(records, icannRecords.records);
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return;
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}
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return resolverEmptyResponse();
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}
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let result = await this.resolver.resolve(record.ns, options, bypassCache);
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if (!result.records.length) {
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result.records.push({ type: DNS_RECORD_TYPE.NS, value: record.ns });
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return;
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}
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records.push.apply(records, result.records);
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}
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async processGlue(domain, record, records, options, bypassCache) {
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if (![DNS_RECORD_TYPE.A, DNS_RECORD_TYPE.CNAME].includes(options.type)) {
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return;
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}
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if (isDomain(record.ns) && isIp(record.address)) {
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let results = await this.resolver.resolve(domain, {
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...options,
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options: {
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subquery: true,
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nameserver: record.address,
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},
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}, bypassCache);
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if (results.records.length) {
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records.push.apply(records, results.records);
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}
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}
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}
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async query(tld, bypassCache) {
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let query = this.resolver.rpcNetwork.wisdomQuery("getnameresource", "handshake", [tld], bypassCache);
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return (await query.result);
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}
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async processTxt(record, records, options) {
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const content = record.txt.slice().pop();
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if ([DNS_RECORD_TYPE.TEXT, DNS_RECORD_TYPE.CONTENT].includes(options.type)) {
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records.push({
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type: DNS_RECORD_TYPE.TEXT,
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value: content,
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});
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}
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}
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}
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File diff suppressed because it is too large
Load Diff
35
package.json
35
package.json
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@ -1,32 +1,25 @@
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{
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"name": "@lumeweb/resolver-module-handshake",
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"version": "0.1.0",
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"main": "dist/index.js",
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"main": "lib/index.js",
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"type": "module",
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"readme": "ERROR: No README data found!",
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"_id": "@lumeweb/resolver-module-handshake@0.1.0",
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"repository": {
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"type": "git",
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"url": "gitea@git.lumeweb.com:LumeWeb/resolver-module-handshake.git"
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},
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"scripts": {
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"build-script": "tsc --project tsconfig.build.json && mv dist-build/build.js dist-build/build.mjs",
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"compile-module": "npm run build-script && node build.js",
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"build": "tsc --project tsconfig.json",
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"build-module": "npm run compile-module && node ./dist-build/build.mjs dev"
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"prepare": "presetter bootstrap",
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"build": "run build",
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"semantic-release": "semantic-release"
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},
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"dependencies": {
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"@lumeweb/kernel-handshake-client": "git+https://git.lumeweb.com/LumeWeb/kernel-handshake-client.git",
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"@lumeweb/kernel-libresolver": "git+https://git.lumeweb.com/LumeWeb/kernel-libresolver.git",
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"@lumeweb/libresolver": "git+https://git.lumeweb.com/LumeWeb/libresolver.git",
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"@lumeweb/tld-enum": "git+https://git.lumeweb.com/LumeWeb/list-of-top-level-domains.git"
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"@lumeweb/kernel-handshake-client": "^0.0.2-develop.4",
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"@lumeweb/kernel-libresolver": "^0.1.0-develop.3",
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"@lumeweb/tld-enum": "^0.1.0-develop.1"
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},
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"devDependencies": {
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"@lumeweb/cfg": "git+https://git.lumeweb.com/LumeWeb/cfg.git",
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"@lumeweb/relay-types": "git+https://git.lumeweb.com/LumeWeb/relay-types.git",
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"@scure/bip39": "^1.2.0",
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"@skynetlabs/skynet-nodejs": "^2.9.0",
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"@types/node": "^18.15.11",
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"@types/read": "^0.0.29",
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"cli-progress": "^3.12.0",
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"esbuild": "^0.15.18",
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"libskynetnode": "^0.1.4",
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"node-cache": "^5.1.2",
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"read": "^1.0.7",
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"typescript": "^4.9.5"
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"@lumeweb/presetter-kernel-module-preset": "^0.1.0-develop.1"
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}
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}
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@ -1,218 +0,0 @@
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// This is the standard build script for a kernel module.
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import * as fs from "fs";
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import read from "read";
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import * as bip39 from "@scure/bip39";
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import { wordlist } from "@scure/bip39/wordlists/english.js";
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//@ts-ignore
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import { SkynetClient } from "@skynetlabs/skynet-nodejs";
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// Helper variables to make it easier to return empty values alongside errors.
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const nu8 = new Uint8Array(0);
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const nkp = {
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publicKey: nu8,
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secretKey: nu8,
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};
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// readFile is a wrapper for fs.readFileSync that handles the try-catch for the
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// caller.
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function readFile(fileName: string): [string, string | null] {
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try {
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let data = fs.readFileSync(fileName, "utf8");
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return [data, null];
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} catch (err) {
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return ["", "unable to read file: " + JSON.stringify(err)];
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}
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}
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// readFileBinary is a wrapper for fs.readFileSync that handles the try-catch
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// for the caller.
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function readFileBinary(fileName: string): [Uint8Array, string | null] {
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try {
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let data = fs.readFileSync(fileName, null);
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return [data, null];
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} catch (err) {
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return [nu8, "unable to read file: " + JSON.stringify(err)];
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}
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}
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// writeFile is a wrapper for fs.writeFileSync which handles the try-catch in a
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// non-exception way.
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function writeFile(fileName: string, fileData: string): string | null {
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try {
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fs.writeFileSync(fileName, fileData);
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return null;
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} catch (err) {
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return "unable to write file: " + JSON.stringify(err);
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}
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}
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// handlePass handles all portions of the script that occur after the password
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// has been requested. If no password needs to be requested, handlePass will be
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// called with a null input. We need to structure the code this way because the
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// password reader is async and we can only access the password when using a
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// callback.
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function handlePass(password: string) {
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try {
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// If we are running prod and the seed file does not exist, we
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// need to confirm the password and also warn the user to use a
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// secure password.
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if (!fs.existsSync(seedFile) && process.argv[2] === "prod") {
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// The file does not exist, we need to confirm the
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// password.
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console.log();
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console.log(
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"No production entry found for module. Creating new production module..."
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);
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console.log(
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"If someone can guess the password, they can push arbitrary changes to your module."
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);
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console.log("Please use a secure password.");
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console.log();
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read(
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{ prompt: "Confirm Password: ", silent: true },
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function (err: any, confirmPassword: string) {
|
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if (err) {
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console.error("unable to fetch password:", err);
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process.exit(1);
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}
|
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if (password !== confirmPassword) {
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console.error("passwords do not match");
|
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process.exit(1);
|
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}
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handlePassConfirm(moduleSalt, password);
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||||
}
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);
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} else {
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||||
// If the seed file does exist, or if we are using dev,
|
||||
// there's no need to confirm the password but we do
|
||||
// need to pass the logic off to the handlePassConfirm
|
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// callback.
|
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handlePassConfirm(moduleSalt, password);
|
||||
}
|
||||
} catch (err) {
|
||||
console.error("Unable to read seedFile:", err);
|
||||
process.exit(1);
|
||||
}
|
||||
}
|
||||
|
||||
// handlePassConfirm handles the full script after the confirmation password
|
||||
// has been provided. If not confirmation password is needed, this function
|
||||
// will be called anyway using the unconfirmed password as input.
|
||||
function handlePassConfirm(seed: string, password: string) {
|
||||
// Create the seedFile if it does not exist. For dev we just save the
|
||||
// seed to disk outright, because this is a dev build and therefore not
|
||||
// security sensitive. Also the dev seed does not get pushed to the
|
||||
// github repo.
|
||||
//
|
||||
// For prod, we use the seed to create a new seed (called the shield)
|
||||
// which allows us to verify that the developer has provided the right
|
||||
// password when deploying the module. The shield does get pushed to
|
||||
// the github repo so that the production module is the same on all
|
||||
// devices.
|
||||
if (!fs.existsSync(seedFile) && process.argv[2] !== "prod") {
|
||||
// Generate the seed phrase and write it to the file.
|
||||
let seedPhrase = bip39.generateMnemonic(wordlist);
|
||||
let errWF = writeFile(seedFile, seedPhrase);
|
||||
if (errWF !== null) {
|
||||
console.error("unable to write file:", errWF);
|
||||
process.exit(1);
|
||||
}
|
||||
} else if (!fs.existsSync(seedFile) && process.argv[2] === "prod") {
|
||||
// Generate the seed phrase.
|
||||
let seedPhrase = bip39.generateMnemonic(wordlist);
|
||||
// Write the registry link to the file.
|
||||
}
|
||||
|
||||
// Load or verify the seed. If this is prod, the password is used to
|
||||
// create and verify the seed. If this is dev, we just load the seed
|
||||
// with no password.
|
||||
let seedPhrase: string;
|
||||
let registryLink: string;
|
||||
if (process.argv[2] === "prod") {
|
||||
// Generate the seed phrase from the password.
|
||||
seedPhrase = bip39.generateMnemonic(wordlist);
|
||||
} else {
|
||||
let [sp, errRF] = readFile(seedFile);
|
||||
if (errRF !== null) {
|
||||
console.error("unable to read seed phrase for dev command from disk");
|
||||
process.exit(1);
|
||||
}
|
||||
seedPhrase = sp;
|
||||
}
|
||||
|
||||
let metadata = {
|
||||
Filename: "index.js",
|
||||
};
|
||||
const client = new SkynetClient("https://web3portal.com");
|
||||
client
|
||||
.uploadFile("dist-module/index.js")
|
||||
.then((result: any) => {
|
||||
console.log("Immutable Link for kernel:", result);
|
||||
})
|
||||
.catch((err: any) => {
|
||||
console.error("unable to upload file", err);
|
||||
process.exit(1);
|
||||
});
|
||||
}
|
||||
|
||||
// Add a newline for readability.
|
||||
console.log();
|
||||
|
||||
// Check for a 'dev' or 'prod' input to the script.
|
||||
if (process.argv.length !== 3) {
|
||||
console.error("need to provide either 'dev' or 'prod' as an input");
|
||||
process.exit(1);
|
||||
}
|
||||
|
||||
// Create the build folder if it does not exist.
|
||||
if (!fs.existsSync("build")) {
|
||||
fs.mkdirSync("build");
|
||||
}
|
||||
|
||||
// Determine the seed file.
|
||||
let seedFile: string;
|
||||
if (process.argv[2] === "prod") {
|
||||
seedFile = "module-skylink";
|
||||
} else if (process.argv[2] === "dev") {
|
||||
seedFile = "build/dev-seed";
|
||||
} else {
|
||||
console.error("need to provide either 'dev' or 'prod' as an input");
|
||||
process.exit(1);
|
||||
}
|
||||
|
||||
// If doing a prod deployment, check whether the salt file exists. If it does
|
||||
// not, create it.
|
||||
let moduleSalt: string;
|
||||
if (!fs.existsSync(".module-salt")) {
|
||||
moduleSalt = bip39.generateMnemonic(wordlist);
|
||||
let errWF = writeFile(".module-salt", moduleSalt);
|
||||
if (errWF !== null) {
|
||||
console.error("unable to write module salt file:", errWF);
|
||||
process.exit(1);
|
||||
}
|
||||
} else {
|
||||
let [ms, errRF] = readFile(".module-salt");
|
||||
if (errRF !== null) {
|
||||
console.error("unable to read moduleSalt");
|
||||
process.exit(1);
|
||||
}
|
||||
ms = ms.replace(/\n$/, "");
|
||||
moduleSalt = ms;
|
||||
}
|
||||
|
||||
// Need to get a password if this is a prod build.
|
||||
if (process.argv[2] === "prod") {
|
||||
read(
|
||||
{ prompt: "Password: ", silent: true },
|
||||
function (err: any, password: string) {
|
||||
if (err) {
|
||||
console.error("unable to fetch password:", err);
|
||||
process.exit(1);
|
||||
}
|
||||
handlePass(password);
|
||||
}
|
||||
);
|
||||
} else {
|
||||
handlePass("");
|
||||
}
|
||||
|
|
@ -1,4 +0,0 @@
|
|||
import { setup } from "@lumeweb/kernel-libresolver";
|
||||
import Handshake from "../src/index.js";
|
||||
|
||||
setup(new Handshake());
|
||||
294
src/index.ts
294
src/index.ts
|
|
@ -1,292 +1,4 @@
|
|||
import tldEnum from "@lumeweb/tld-enum";
|
||||
import {
|
||||
AbstractResolverModule,
|
||||
DNS_RECORD_TYPE,
|
||||
DNSResult,
|
||||
isDomain,
|
||||
isIp,
|
||||
isPromise,
|
||||
normalizeDomain,
|
||||
resolverEmptyResponse,
|
||||
ResolverOptions,
|
||||
resolveSuccess,
|
||||
ensureUniqueRecords,
|
||||
DNSRecord,
|
||||
getTld,
|
||||
resolverError,
|
||||
} from "@lumeweb/libresolver";
|
||||
import {
|
||||
createClient,
|
||||
Response as HandshakeResponse,
|
||||
} from "@lumeweb/kernel-handshake-client";
|
||||
import { ResolverModule } from "@lumeweb/kernel-libresolver";
|
||||
import { setup } from "@lumeweb/kernel-libresolver";
|
||||
import Handshake from "./resolver.js";
|
||||
|
||||
const client = createClient();
|
||||
|
||||
const HIP5_EXTENSIONS = ["eth", "_eth"];
|
||||
|
||||
interface HnsRecord {
|
||||
type: string;
|
||||
address: string;
|
||||
txt: string[];
|
||||
ns: string;
|
||||
}
|
||||
|
||||
export default class Handshake extends AbstractResolverModule {
|
||||
private async buildBlacklist(): Promise<Set<string>> {
|
||||
const blacklist = new Set<string>();
|
||||
let resolvers = this.resolver.resolvers as unknown as Set<ResolverModule>;
|
||||
if (isPromise(resolvers as any)) {
|
||||
resolvers = await resolvers;
|
||||
}
|
||||
|
||||
for (const resolver of resolvers) {
|
||||
let tlds: string[] | Promise<string[]> = resolver.getSupportedTlds();
|
||||
if (isPromise(tlds as any)) {
|
||||
tlds = await tlds;
|
||||
}
|
||||
(tlds as string[]).map((item: string) => blacklist.add(item));
|
||||
}
|
||||
|
||||
return blacklist;
|
||||
}
|
||||
|
||||
async resolve(
|
||||
domain: string,
|
||||
options: ResolverOptions,
|
||||
bypassCache: boolean
|
||||
): Promise<DNSResult> {
|
||||
options.options = options.options || {};
|
||||
const tld = getTld(domain);
|
||||
|
||||
const blacklist = await this.buildBlacklist();
|
||||
|
||||
if (blacklist.has(tld)) {
|
||||
return resolverEmptyResponse();
|
||||
}
|
||||
|
||||
if (isIp(domain)) {
|
||||
return resolverEmptyResponse();
|
||||
}
|
||||
|
||||
if (options?.options && "subquery" in options.options) {
|
||||
return resolverEmptyResponse();
|
||||
}
|
||||
|
||||
const chainRecords = await this.query(tld);
|
||||
if (chainRecords.error) {
|
||||
return resolverError(chainRecords.error);
|
||||
}
|
||||
|
||||
if (!chainRecords.result?.records.length) {
|
||||
return resolverEmptyResponse();
|
||||
}
|
||||
|
||||
let records: DNSRecord[] = [];
|
||||
|
||||
for (const record of chainRecords.result?.records) {
|
||||
switch (record.type) {
|
||||
case "NS": {
|
||||
await this.processNs(
|
||||
domain,
|
||||
record,
|
||||
records,
|
||||
chainRecords.result?.records,
|
||||
options,
|
||||
bypassCache
|
||||
);
|
||||
break;
|
||||
}
|
||||
case "GLUE4": {
|
||||
await this.processGlue(domain, record, records, options, bypassCache);
|
||||
break;
|
||||
}
|
||||
case "TXT": {
|
||||
await this.processTxt(record, records, options);
|
||||
break;
|
||||
}
|
||||
case "SYNTH6": {
|
||||
if (
|
||||
options.type === DNS_RECORD_TYPE.A &&
|
||||
"ipv6" in options.options &&
|
||||
options.options.ipv6
|
||||
) {
|
||||
records.push({
|
||||
type: options.type,
|
||||
value: record.address,
|
||||
});
|
||||
}
|
||||
break;
|
||||
}
|
||||
case "SYNTH4": {
|
||||
if (options.type === DNS_RECORD_TYPE.A) {
|
||||
records.push({
|
||||
type: options.type,
|
||||
value: record.address,
|
||||
});
|
||||
}
|
||||
break;
|
||||
}
|
||||
default: {
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
records = ensureUniqueRecords(records);
|
||||
|
||||
if (0 < records.length) {
|
||||
return resolveSuccess(records);
|
||||
}
|
||||
|
||||
return resolverEmptyResponse();
|
||||
}
|
||||
|
||||
// @ts-ignore
|
||||
private async processNs(
|
||||
domain: string,
|
||||
record: HnsRecord,
|
||||
records: DNSRecord[],
|
||||
hnsRecords: HnsRecord[],
|
||||
options: ResolverOptions,
|
||||
bypassCache: boolean
|
||||
) {
|
||||
if (
|
||||
![DNS_RECORD_TYPE.A, DNS_RECORD_TYPE.CNAME, DNS_RECORD_TYPE.NS].includes(
|
||||
options.type
|
||||
)
|
||||
) {
|
||||
return;
|
||||
}
|
||||
// @ts-ignore
|
||||
const glue = hnsRecords.slice().find(
|
||||
(item: object) =>
|
||||
// @ts-ignore
|
||||
["GLUE4", "GLUE6"].includes(item.type) && item.ns === record.ns
|
||||
);
|
||||
|
||||
if (glue && options.type !== DNS_RECORD_TYPE.NS) {
|
||||
return this.processGlue(domain, glue, records, options, bypassCache);
|
||||
}
|
||||
|
||||
if (options.type === DNS_RECORD_TYPE.NS) {
|
||||
records.push({ type: options.type, value: record.ns });
|
||||
return;
|
||||
}
|
||||
|
||||
const foundDomain = normalizeDomain(record.ns);
|
||||
|
||||
let isIcann = false;
|
||||
let isHip5 = false;
|
||||
|
||||
let hip5Parts = foundDomain.split(".");
|
||||
|
||||
if (
|
||||
hip5Parts.length >= 2 &&
|
||||
[...(options.options?.hip5 ?? []), ...HIP5_EXTENSIONS].includes(
|
||||
hip5Parts[hip5Parts.length - 1]
|
||||
)
|
||||
) {
|
||||
isHip5 = true;
|
||||
}
|
||||
|
||||
if (
|
||||
(isDomain(foundDomain) || /[a-zA-Z0-9\-]+/.test(foundDomain)) &&
|
||||
!isHip5
|
||||
) {
|
||||
if (foundDomain.includes(".")) {
|
||||
const tld = foundDomain.split(".")[foundDomain.split(".").length - 1];
|
||||
|
||||
isIcann = tldEnum.list.includes(tld);
|
||||
}
|
||||
|
||||
if (!isIcann) {
|
||||
const hnsNs = await this.resolver.resolve(foundDomain, options);
|
||||
|
||||
if (hnsNs.records.length) {
|
||||
let icannRecords = await this.resolver.resolve(domain, {
|
||||
...options,
|
||||
options: {
|
||||
subquery: true,
|
||||
nameserver: hnsNs.records.pop()?.value,
|
||||
},
|
||||
});
|
||||
if (icannRecords.records.length) {
|
||||
records.push.apply(records, icannRecords.records);
|
||||
}
|
||||
}
|
||||
|
||||
return resolverEmptyResponse();
|
||||
}
|
||||
|
||||
let icannRecords = await this.resolver.resolve(domain, {
|
||||
...options,
|
||||
options: { subquery: true, nameserver: foundDomain },
|
||||
});
|
||||
if (icannRecords.records.length) {
|
||||
records.push.apply(records, icannRecords.records);
|
||||
return;
|
||||
}
|
||||
|
||||
return resolverEmptyResponse();
|
||||
}
|
||||
|
||||
let result = await this.resolver.resolve(record.ns, options, bypassCache);
|
||||
|
||||
if (!result.records.length) {
|
||||
result.records.push({ type: DNS_RECORD_TYPE.NS, value: record.ns });
|
||||
return;
|
||||
}
|
||||
|
||||
records.push.apply(records, result.records);
|
||||
}
|
||||
|
||||
private async processGlue(
|
||||
domain: string,
|
||||
record: HnsRecord,
|
||||
records: DNSRecord[],
|
||||
options: ResolverOptions,
|
||||
bypassCache: boolean
|
||||
) {
|
||||
if (![DNS_RECORD_TYPE.A, DNS_RECORD_TYPE.CNAME].includes(options.type)) {
|
||||
return;
|
||||
}
|
||||
if (isDomain(record.ns) && isIp(record.address)) {
|
||||
let results = await this.resolver.resolve(
|
||||
domain,
|
||||
{
|
||||
...options,
|
||||
options: {
|
||||
subquery: true,
|
||||
nameserver: record.address,
|
||||
},
|
||||
},
|
||||
bypassCache
|
||||
);
|
||||
if (results.records.length) {
|
||||
records.push.apply(records, results.records);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private async query(tld: string): Promise<HandshakeResponse> {
|
||||
return client.query("getnameresource", [tld, true]);
|
||||
}
|
||||
|
||||
private async processTxt(
|
||||
record: HnsRecord,
|
||||
records: DNSRecord[],
|
||||
options: ResolverOptions
|
||||
) {
|
||||
const content = record.txt.slice().pop() as string;
|
||||
|
||||
if (
|
||||
[DNS_RECORD_TYPE.TEXT, DNS_RECORD_TYPE.CONTENT].includes(options.type)
|
||||
) {
|
||||
records.push({
|
||||
type: DNS_RECORD_TYPE.TEXT,
|
||||
value: content,
|
||||
});
|
||||
}
|
||||
}
|
||||
}
|
||||
setup(new Handshake());
|
||||
|
|
|
|||
|
|
@ -0,0 +1,296 @@
|
|||
import tldEnum from "@lumeweb/tld-enum";
|
||||
import {
|
||||
AbstractResolverModule,
|
||||
DNS_RECORD_TYPE,
|
||||
DNSResult,
|
||||
isDomain,
|
||||
isIp,
|
||||
isPromise,
|
||||
normalizeDomain,
|
||||
resolverEmptyResponse,
|
||||
ResolverOptions,
|
||||
resolveSuccess,
|
||||
ensureUniqueRecords,
|
||||
DNSRecord,
|
||||
getTld,
|
||||
resolverError,
|
||||
} from "@lumeweb/libresolver";
|
||||
import {
|
||||
createClient,
|
||||
Response as HandshakeResponse,
|
||||
} from "@lumeweb/kernel-handshake-client";
|
||||
import { ResolverModule } from "@lumeweb/kernel-dns-client";
|
||||
|
||||
const client = createClient();
|
||||
|
||||
const HIP5_EXTENSIONS = ["eth", "_eth"];
|
||||
|
||||
interface HnsRecord {
|
||||
type: string;
|
||||
address: string;
|
||||
txt: string[];
|
||||
ns: string;
|
||||
}
|
||||
|
||||
export default class Handshake extends AbstractResolverModule {
|
||||
private async buildBlacklist(): Promise<Set<string>> {
|
||||
const blacklist = new Set<string>();
|
||||
let resolvers = this.resolver.resolvers as unknown as Set<ResolverModule>;
|
||||
if (isPromise(resolvers as any)) {
|
||||
resolvers = await resolvers;
|
||||
}
|
||||
|
||||
for (const resolver of resolvers) {
|
||||
let tlds: string[] | Promise<string[]> = resolver.getSupportedTlds();
|
||||
if (isPromise(tlds as any)) {
|
||||
tlds = await tlds;
|
||||
}
|
||||
(tlds as string[]).map((item: string) => blacklist.add(item));
|
||||
}
|
||||
|
||||
return blacklist;
|
||||
}
|
||||
|
||||
async resolve(
|
||||
domain: string,
|
||||
options: ResolverOptions,
|
||||
bypassCache: boolean,
|
||||
): Promise<DNSResult> {
|
||||
options.options = options.options || {};
|
||||
const tld = getTld(domain);
|
||||
|
||||
const blacklist = await this.buildBlacklist();
|
||||
|
||||
if (blacklist.has(tld)) {
|
||||
return resolverEmptyResponse();
|
||||
}
|
||||
|
||||
if (isIp(domain)) {
|
||||
return resolverEmptyResponse();
|
||||
}
|
||||
|
||||
if (options?.options && "subquery" in options.options) {
|
||||
return resolverEmptyResponse();
|
||||
}
|
||||
|
||||
const chainRecords = await this.query(tld);
|
||||
if (chainRecords.error) {
|
||||
return resolverError(chainRecords.error);
|
||||
}
|
||||
|
||||
if (!chainRecords.result?.records.length) {
|
||||
return resolverEmptyResponse();
|
||||
}
|
||||
|
||||
let records: DNSRecord[] = [];
|
||||
|
||||
for (const record of chainRecords.result?.records) {
|
||||
switch (record.type) {
|
||||
case "NS": {
|
||||
await this.processNs(
|
||||
domain,
|
||||
record,
|
||||
records,
|
||||
chainRecords.result?.records,
|
||||
options,
|
||||
bypassCache,
|
||||
);
|
||||
break;
|
||||
}
|
||||
case "GLUE4": {
|
||||
await this.processGlue(domain, record, records, options, bypassCache);
|
||||
break;
|
||||
}
|
||||
case "TXT": {
|
||||
await this.processTxt(record, records, options);
|
||||
break;
|
||||
}
|
||||
case "SYNTH6": {
|
||||
if (
|
||||
options.type === DNS_RECORD_TYPE.A &&
|
||||
"ipv6" in options.options &&
|
||||
options.options.ipv6
|
||||
) {
|
||||
records.push({
|
||||
type: options.type,
|
||||
value: record.address,
|
||||
});
|
||||
}
|
||||
break;
|
||||
}
|
||||
case "SYNTH4": {
|
||||
if (options.type === DNS_RECORD_TYPE.A) {
|
||||
records.push({
|
||||
type: options.type,
|
||||
value: record.address,
|
||||
});
|
||||
}
|
||||
break;
|
||||
}
|
||||
default: {
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
records = ensureUniqueRecords(records);
|
||||
|
||||
if (0 < records.length) {
|
||||
return resolveSuccess(records);
|
||||
}
|
||||
|
||||
return resolverEmptyResponse();
|
||||
}
|
||||
|
||||
// @ts-ignore
|
||||
private async processNs(
|
||||
domain: string,
|
||||
record: HnsRecord,
|
||||
records: DNSRecord[],
|
||||
hnsRecords: HnsRecord[],
|
||||
options: ResolverOptions,
|
||||
bypassCache: boolean,
|
||||
) {
|
||||
if (
|
||||
![DNS_RECORD_TYPE.A, DNS_RECORD_TYPE.CNAME, DNS_RECORD_TYPE.NS].includes(
|
||||
options.type,
|
||||
)
|
||||
) {
|
||||
return;
|
||||
}
|
||||
// @ts-ignore
|
||||
const glue = hnsRecords.slice().find(
|
||||
(item: object) =>
|
||||
// @ts-ignore
|
||||
["GLUE4", "GLUE6"].includes(item.type) && item.ns === record.ns,
|
||||
);
|
||||
|
||||
if (glue && options.type !== DNS_RECORD_TYPE.NS) {
|
||||
return this.processGlue(domain, glue, records, options, bypassCache);
|
||||
}
|
||||
|
||||
if (options.type === DNS_RECORD_TYPE.NS) {
|
||||
records.push({ type: options.type, value: record.ns });
|
||||
return;
|
||||
}
|
||||
|
||||
const foundDomain = normalizeDomain(record.ns);
|
||||
|
||||
let isIcann = false;
|
||||
let isHip5 = false;
|
||||
|
||||
let hip5Parts = foundDomain.split(".");
|
||||
|
||||
if (
|
||||
hip5Parts.length >= 2 &&
|
||||
[...(options.options?.hip5 ?? []), ...HIP5_EXTENSIONS].includes(
|
||||
hip5Parts[hip5Parts.length - 1],
|
||||
)
|
||||
) {
|
||||
isHip5 = true;
|
||||
}
|
||||
|
||||
if (
|
||||
(isDomain(foundDomain) || /[a-zA-Z0-9\-]+/.test(foundDomain)) &&
|
||||
!isHip5
|
||||
) {
|
||||
if (foundDomain.includes(".")) {
|
||||
const tld = foundDomain.split(".")[foundDomain.split(".").length - 1];
|
||||
|
||||
isIcann = tldEnum.list.includes(tld);
|
||||
}
|
||||
|
||||
if (!isIcann) {
|
||||
const hnsNs = await this.resolver.resolve(foundDomain, options);
|
||||
|
||||
if (hnsNs.records.length) {
|
||||
let icannRecords = await this.resolver.resolve(domain, {
|
||||
...options,
|
||||
options: {
|
||||
subquery: true,
|
||||
nameserver: hnsNs.records.pop()?.value,
|
||||
},
|
||||
});
|
||||
if (icannRecords.records.length) {
|
||||
records.push.apply(records, icannRecords.records);
|
||||
}
|
||||
}
|
||||
|
||||
return resolverEmptyResponse();
|
||||
}
|
||||
|
||||
let icannRecords = await this.resolver.resolve(domain, {
|
||||
...options,
|
||||
options: { subquery: true, nameserver: foundDomain },
|
||||
});
|
||||
if (icannRecords.records.length) {
|
||||
records.push.apply(records, icannRecords.records);
|
||||
return;
|
||||
}
|
||||
|
||||
return resolverEmptyResponse();
|
||||
}
|
||||
|
||||
let result = await this.resolver.resolve(record.ns, options, bypassCache);
|
||||
|
||||
if (!result.records.length) {
|
||||
result.records.push({ type: DNS_RECORD_TYPE.NS, value: record.ns });
|
||||
return;
|
||||
}
|
||||
|
||||
records.push.apply(records, result.records);
|
||||
}
|
||||
|
||||
private async processGlue(
|
||||
domain: string,
|
||||
record: HnsRecord,
|
||||
records: DNSRecord[],
|
||||
options: ResolverOptions,
|
||||
bypassCache: boolean,
|
||||
) {
|
||||
if (![DNS_RECORD_TYPE.A, DNS_RECORD_TYPE.CNAME].includes(options.type)) {
|
||||
return;
|
||||
}
|
||||
if (isDomain(record.ns) && isIp(record.address)) {
|
||||
let results = await this.resolver.resolve(
|
||||
domain,
|
||||
{
|
||||
...options,
|
||||
options: {
|
||||
subquery: true,
|
||||
nameserver: record.address,
|
||||
},
|
||||
},
|
||||
bypassCache,
|
||||
);
|
||||
if (results.records.length) {
|
||||
records.push.apply(records, results.records);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private async query(tld: string): Promise<HandshakeResponse> {
|
||||
return client.query("getnameresource", [tld, true]);
|
||||
}
|
||||
|
||||
private async processTxt(
|
||||
record: HnsRecord,
|
||||
records: DNSRecord[],
|
||||
options: ResolverOptions,
|
||||
) {
|
||||
const content = record.txt.slice().pop() as string;
|
||||
|
||||
if (
|
||||
[DNS_RECORD_TYPE.TEXT, DNS_RECORD_TYPE.CONTENT].includes(options.type)
|
||||
) {
|
||||
records.push({
|
||||
type: DNS_RECORD_TYPE.TEXT,
|
||||
value: content,
|
||||
});
|
||||
}
|
||||
}
|
||||
|
||||
async ready() {
|
||||
await client.ready();
|
||||
}
|
||||
}
|
||||
|
|
@ -1,19 +0,0 @@
|
|||
{
|
||||
"compilerOptions": {
|
||||
"target": "es2021",
|
||||
"module": "esnext",
|
||||
"moduleResolution": "node",
|
||||
"allowSyntheticDefaultImports": true,
|
||||
"declaration": true,
|
||||
"outDir": "./dist-build",
|
||||
"strict": true,
|
||||
"esModuleInterop": true
|
||||
},
|
||||
"include": [
|
||||
"src-build"
|
||||
],
|
||||
"exclude": [
|
||||
"node_modules",
|
||||
"**/__tests__/*"
|
||||
]
|
||||
}
|
||||
|
|
@ -1,12 +0,0 @@
|
|||
{
|
||||
"compilerOptions": {
|
||||
"target": "es2021",
|
||||
"declaration": true,
|
||||
"moduleResolution": "node",
|
||||
"outDir": "./dist",
|
||||
"strict": true,
|
||||
"allowSyntheticDefaultImports": true
|
||||
},
|
||||
"include": ["src"],
|
||||
"exclude": ["node_modules", "**/__tests__/*"]
|
||||
}
|
||||
|
|
@ -1,12 +0,0 @@
|
|||
{
|
||||
"compilerOptions": {
|
||||
"target": "es2021",
|
||||
"declaration": true,
|
||||
"moduleResolution": "node",
|
||||
"outDir": "./dist-module",
|
||||
"strict": true,
|
||||
"allowSyntheticDefaultImports": true
|
||||
},
|
||||
"include": ["src-module"],
|
||||
"exclude": ["node_modules", "**/__tests__/*"]
|
||||
}
|
||||
Loading…
Reference in New Issue