*Initial version
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# kernel-test
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# kernel-tester
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A kernel module test library for Skynet
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A kernel module test library for Skynet
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{
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"name": "@lumeweb/kernel-tester",
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"version": "0.1.0",
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"scripts": {
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"build": "tsc && rollup -c && cp dist/tester.js public/tester.js && cp build/*.d.ts dist && rm -f dist/tester.js && rm -rf build/"
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},
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"main": "dist/index.js",
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"types": "types",
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"dependencies": {
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"libkernel": "^0.1.41",
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"libskynet": "^0.0.48",
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"libskynetnode": "^0.1.3",
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"static-server": "^2.2.1"
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},
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"devDependencies": {
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"@rollup/plugin-commonjs": "^22.0.1",
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"@rollup/plugin-json": "^4.1.0",
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"@rollup/plugin-node-resolve": "^13.3.0",
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"@types/node": "^18.0.0",
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"@types/ws": "^8.5.3",
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"prettier": "^2.7.1",
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"puppeteer": "^15.2.0",
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"rollup": "^2.75.7",
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"rollup-plugin-polyfill-node": "^0.9.0",
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"typescript": "^4.5"
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}
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}
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<title>Tester</title>
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<script type="text/javascript" src="tester.js"></script>
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</head>
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<body>
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</body>
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</html>
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import resolve from "@rollup/plugin-node-resolve";
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import commonjs from "@rollup/plugin-commonjs";
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import json from "@rollup/plugin-json";
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export default [
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{
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input: "build/tester.js",
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output: {
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file: "dist/tester.js",
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format: "iife",
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},
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plugins: [resolve(), commonjs(), json()],
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inlineDynamicImports: true,
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},
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{
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input: "build/index.js",
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output: {
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file: "dist/index.js",
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format: "cjs",
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exports: "auto",
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},
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plugins: [resolve({ preferBuiltins: true }), commonjs(), json()],
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inlineDynamicImports: true,
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},
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];
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import {
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b64ToBuf,
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bufToHex,
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deriveChildSeed,
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dictionary,
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seedPhraseToSeed,
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taggedRegistryEntryKeys,
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} from "libskynet";
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import { SEED_BYTES, seedToChecksumWords } from "libskynet/dist/seed";
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import { DICTIONARY_UNIQUE_PREFIX } from "libskynet/dist/dictionary";
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import * as path from "path";
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import { overwriteRegistryEntry } from "libskynetnode";
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import * as kernel from "libkernel";
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import { webcrypto } from "crypto";
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// @ts-ignore
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import * as StaticServer from "static-server";
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import { Page } from "puppeteer";
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import { errTuple } from "libskynet/dist";
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export const KERNEL_TEST_SUITE =
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"AQCPJ9WRzMpKQHIsPo8no3XJpUydcDCjw7VJy8lG1MCZ3g";
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export const KERNEL_HELPER_MODULE =
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"AQCoaLP6JexdZshDDZRQaIwN3B7DqFjlY7byMikR7u1IEA";
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export const TEST_KERNEL_SKLINK =
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"AQCw2_9rg0Fxuy8ky3pvLiDhcJTmAqthy1Buc7Frl2v2fA";
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const SEED_ENTROPY_WORDS = 13;
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const crypto = webcrypto as unknown as Crypto;
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export function generateSeedPhrase() {
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// Get the random numbers for the seed phrase. Typically, you need to
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// have code that avoids bias by checking the random results and
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// re-rolling the random numbers if the result is outside of the range
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// of numbers that would produce no bias. Because the search space
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// (1024) evenly divides the random number space (2^16), we can skip
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// this step and just use a modulus instead. The result will have no
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// bias, but only because the search space is a power of 2.
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let randNums = new Uint16Array(SEED_ENTROPY_WORDS);
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crypto.getRandomValues(randNums);
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// Generate the seed phrase from the randNums.
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let seedWords = [];
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for (let i = 0; i < SEED_ENTROPY_WORDS; i++) {
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let wordIndex = randNums[i] % dictionary.length;
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seedWords.push(dictionary[wordIndex]);
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}
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// Convert the seedWords to a seed.
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let [seed] = seedWordsToSeed(seedWords);
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// Compute the checksum.
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let [checksumOne, checksumTwo, err2] = seedToChecksumWords(
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seed as Uint8Array
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);
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// Assemble the final seed phrase and set the text field.
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return [...seedWords, checksumOne, checksumTwo].join(" ");
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}
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function seedWordsToSeed(seedWords: string[]) {
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// Input checking.
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if (seedWords.length !== SEED_ENTROPY_WORDS) {
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return [
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new Uint8Array(0),
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`Seed words should have length ${SEED_ENTROPY_WORDS} but has length ${seedWords.length}`,
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];
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}
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// We are getting 16 bytes of entropy.
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let bytes = new Uint8Array(SEED_BYTES);
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let curByte = 0;
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let curBit = 0;
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for (let i = 0; i < SEED_ENTROPY_WORDS; i++) {
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// Determine which number corresponds to the next word.
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let word = -1;
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for (let j = 0; j < dictionary.length; j++) {
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if (
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seedWords[i].slice(0, DICTIONARY_UNIQUE_PREFIX) ===
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dictionary[j].slice(0, DICTIONARY_UNIQUE_PREFIX)
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) {
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word = j;
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break;
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}
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}
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if (word === -1) {
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return [
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new Uint8Array(0),
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`word '${seedWords[i]}' at index ${i} not found in dictionary`,
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];
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}
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let wordBits = 10;
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if (i === SEED_ENTROPY_WORDS - 1) {
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wordBits = 8;
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}
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// Iterate over the bits of the 10- or 8-bit word.
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for (let j = 0; j < wordBits; j++) {
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let bitSet = (word & (1 << (wordBits - j - 1))) > 0;
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if (bitSet) {
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bytes[curByte] |= 1 << (8 - curBit - 1);
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}
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curBit += 1;
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if (curBit >= 8) {
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// Current byte has 8 bits, go to the next byte.
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curByte += 1;
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curBit = 0;
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}
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}
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}
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return [bytes, null];
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}
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export async function login(page: Page, seed = generateSeedPhrase()) {
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await page.goto("http://skt.us");
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let userSeed: Uint8Array;
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[userSeed] = seedPhraseToSeed(seed);
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let seedHex = bufToHex(userSeed);
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await page.evaluate((seed: string) => {
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window.localStorage.setItem("v1-seed", seed);
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}, seedHex);
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let kernelEntrySeed = deriveChildSeed(userSeed, "userPreferredKernel2");
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// Get the registry keys.
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let [keypair, dataKey] = taggedRegistryEntryKeys(
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kernelEntrySeed,
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"user kernel"
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);
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await overwriteRegistryEntry(
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keypair,
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dataKey,
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b64ToBuf(TEST_KERNEL_SKLINK)[0]
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);
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}
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export async function loadTester(page: Page, port = 8080) {
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const server = new StaticServer({
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rootPath: path.resolve(__dirname, "..", "public"),
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port,
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host: "localhost",
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});
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await new Promise((resolve) => {
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server.start(resolve);
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});
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await page.goto(`http://localhost:${port}/`);
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await page.evaluate(() => {
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return kernel.init();
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});
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}
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class Tester {
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private page: Page;
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constructor(page: Page) {
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this.page = page;
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}
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async callModule(id: string, method: string, data = {}): Promise<errTuple> {
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return this.page.evaluate(
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async (id, method, data) => {
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return kernel.callModule(id, method, data);
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},
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id,
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method,
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data
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);
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}
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}
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export const tester = (page: Page) => new Tester(page);
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import * as kernel from "libkernel";
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import * as skynet from "libskynet";
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// @ts-ignore
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global.kernel = kernel;
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// @ts-ignore
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global.skynet = skynet;
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{
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"compilerOptions": {
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"target": "esnext",
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"module": "commonjs",
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"declaration": true,
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"moduleResolution": "node",
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"outDir": "./build",
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"strict": true,
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"allowSyntheticDefaultImports": true
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},
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"include": [
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"src",
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],
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"exclude": ["node_modules", "**/__tests__/*"]
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}
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