diff --git a/LICENSE b/LICENSE index 2071b23..bd66f50 100644 --- a/LICENSE +++ b/LICENSE @@ -1,6 +1,6 @@ MIT License -Copyright (c) +Copyright (c) 2023 Hammer Technologies LLC Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: diff --git a/package.json b/package.json new file mode 100644 index 0000000..2b96197 --- /dev/null +++ b/package.json @@ -0,0 +1,20 @@ +{ + "name": "@lumeweb/peer-discovery-irc", + "version": "0.1.0", + "main": "dist/index.js", + "type": "module", + "devDependencies": { + "@types/b4a": "^1.6.0", + "@types/node": "^18.11.17", + "prettier": "^2.8.3", + "typescript": "^4.9.4" + }, + "dependencies": { + "@ctrl/irc": "^2.1.0", + "@lumeweb/peer-discovery": "git+https://git.lumeweb.com/LumeWeb/peer-discovery.git", + "@noble/ed25519": "^1.7.1", + "@noble/hashes": "^1.1.5", + "b4a": "^1.6.1", + "json-stringify-deterministic": "^1.0.8" + } +} diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml new file mode 100644 index 0000000..318851d --- /dev/null +++ b/pnpm-lock.yaml @@ -0,0 +1,128 @@ +lockfileVersion: 5.4 + +specifiers: + '@ctrl/irc': ^2.1.0 + '@lumeweb/peer-discovery': git+https://git.lumeweb.com/LumeWeb/peer-discovery.git + '@noble/ed25519': ^1.7.1 + '@noble/hashes': ^1.1.5 + '@types/b4a': ^1.6.0 + '@types/node': ^18.11.17 + b4a: ^1.6.1 + json-stringify-deterministic: ^1.0.8 + prettier: ^2.8.3 + typescript: ^4.9.4 + +dependencies: + '@ctrl/irc': 2.1.0 + '@lumeweb/peer-discovery': git.lumeweb.com/LumeWeb/peer-discovery/abdb430c273301f7652feb8f9026c89a78f58d7a + '@noble/ed25519': 1.7.1 + '@noble/hashes': 1.1.5 + b4a: 1.6.1 + json-stringify-deterministic: 1.0.8 + +devDependencies: + '@types/b4a': 1.6.0 + '@types/node': 18.11.18 + prettier: 2.8.3 + typescript: 4.9.4 + +packages: + + /@ctrl/irc/2.1.0: + resolution: {integrity: sha512-cVCXsKZVZ0seciCdTmwF9PUt+t/QCjJl6HYUPhkMrOTh6voQ9lqipUxF0/fLksBl2hrRiITgBXvTjpNYLdkbJQ==} + engines: {node: '>=14.16'} + dependencies: + chardet: 1.5.1 + debug: 4.3.4 + iconv-lite: 0.6.3 + lodash.defaultsdeep: 4.6.1 + tiny-typed-emitter: 2.1.0 + transitivePeerDependencies: + - supports-color + dev: false + + /@noble/ed25519/1.7.1: + resolution: {integrity: sha512-Rk4SkJFaXZiznFyC/t77Q0NKS4FL7TLJJsVG2V2oiEq3kJVeTdxysEe/yRWSpnWMe808XRDJ+VFh5pt/FN5plw==} + dev: false + + /@noble/hashes/1.1.5: + resolution: {integrity: sha512-LTMZiiLc+V4v1Yi16TD6aX2gmtKszNye0pQgbaLqkvhIqP7nVsSaJsWloGQjJfJ8offaoP5GtX3yY5swbcJxxQ==} + dev: false + + /@types/b4a/1.6.0: + resolution: {integrity: sha512-rYU2r5nSUPyKyufWijxgTjsFp2kLCwydj2TmKU4StJeGPHS/Fs5KHgP89DNF0jddyeAbN5mdjNDqIrjIHca60g==} + dependencies: + '@types/node': 18.11.18 + dev: true + + /@types/node/18.11.18: + resolution: {integrity: sha512-DHQpWGjyQKSHj3ebjFI/wRKcqQcdR+MoFBygntYOZytCqNfkd2ZC4ARDJ2DQqhjH5p85Nnd3jhUJIXrszFX/JA==} + dev: true + + /b4a/1.6.1: + resolution: {integrity: sha512-AsKjNhz72yxteo/0EtQEiwkMUgk/tGmycXlbG4g3Ard2/ULtNLUykGOkeK0egmN27h0xMAhb76jYccW+XTBExA==} + dev: false + + /chardet/1.5.1: + resolution: {integrity: sha512-0XMOtA52igKDOIfvJZJ6v0+J9yMF3IuYyEa5oFUxBXA01G6mwCNKpul3bgbFf7lmZuqwN/oyg/zQ1cGS7NyJkQ==} + dev: false + + /debug/4.3.4: + resolution: {integrity: sha512-PRWFHuSU3eDtQJPvnNY7Jcket1j0t5OuOsFzPPzsekD52Zl8qUfFIPEiswXqIvHWGVHOgX+7G/vCNNhehwxfkQ==} + engines: {node: '>=6.0'} + peerDependencies: + supports-color: '*' + peerDependenciesMeta: + supports-color: + optional: true + dependencies: + ms: 2.1.2 + dev: false + + /iconv-lite/0.6.3: + resolution: {integrity: sha512-4fCk79wshMdzMp2rH06qWrJE4iolqLhCUH+OiuIgU++RB0+94NlDL81atO7GX55uUKueo0txHNtvEyI6D7WdMw==} + engines: {node: '>=0.10.0'} + dependencies: + safer-buffer: 2.1.2 + dev: false + + /json-stringify-deterministic/1.0.8: + resolution: {integrity: sha512-rkJID3qeigo3VCrEcxX1333fTBBxW89YrdYcZexMnL/WdB8u0zctyG63e/DpahRJyrWCDhh7IQhiR7u2XEDQ4Q==} + engines: {node: '>= 4'} + dev: false + + /lodash.defaultsdeep/4.6.1: + resolution: {integrity: sha512-3j8wdDzYuWO3lM3Reg03MuQR957t287Rpcxp1njpEa8oDrikb+FwGdW3n+FELh/A6qib6yPit0j/pv9G/yeAqA==} + dev: false + + /ms/2.1.2: + resolution: {integrity: sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==} + dev: false + + /prettier/2.8.3: + resolution: {integrity: sha512-tJ/oJ4amDihPoufT5sM0Z1SKEuKay8LfVAMlbbhnnkvt6BUserZylqo2PN+p9KeljLr0OHa2rXHU1T8reeoTrw==} + engines: {node: '>=10.13.0'} + hasBin: true + dev: true + + /safer-buffer/2.1.2: + resolution: {integrity: sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg==} + dev: false + + /tiny-typed-emitter/2.1.0: + resolution: {integrity: sha512-qVtvMxeXbVej0cQWKqVSSAHmKZEHAvxdF8HEUBFWts8h+xEo5m/lEiPakuyZ3BnCBjOD8i24kzNOiOLLgsSxhA==} + dev: false + + /typescript/4.9.4: + resolution: {integrity: sha512-Uz+dTXYzxXXbsFpM86Wh3dKCxrQqUcVMxwU54orwlJjOpO3ao8L7j5lH+dWfTwgCwIuM9GQ2kvVotzYJMXTBZg==} + engines: {node: '>=4.2.0'} + hasBin: true + dev: true + + git.lumeweb.com/LumeWeb/peer-discovery/abdb430c273301f7652feb8f9026c89a78f58d7a: + resolution: {commit: abdb430c273301f7652feb8f9026c89a78f58d7a, repo: https://git.lumeweb.com/LumeWeb/peer-discovery.git, type: git} + name: '@lumeweb/peer-discovery' + version: 0.1.0 + dependencies: + b4a: 1.6.1 + dev: false diff --git a/src/index.ts b/src/index.ts new file mode 100644 index 0000000..9b4dc58 --- /dev/null +++ b/src/index.ts @@ -0,0 +1,72 @@ +import type { Peer } from "@lumeweb/peer-discovery"; +import { IrcClient } from "@ctrl/irc"; +import jsonStringify from "json-stringify-deterministic"; +import b4a from "b4a"; +import * as ed from "@noble/ed25519"; +import { ripemd160 } from "@noble/hashes/ripemd160"; +import { sha256 } from "@noble/hashes/sha256"; +import { bytesToHex } from "@noble/hashes/utils"; + +const hash160 = (data: Uint8Array) => ripemd160(sha256(data)); + +interface SignedPeerResponse extends Peer { + timestamp: number; + signature?: string; +} + +export default async ( + pubkey: Buffer, + options = {} +): Promise => { + let ircPubKey = await ed.getPublicKey(ed.utils.randomPrivateKey()); + + let client = new IrcClient( + undefined, + bytesToHex(hash160(ircPubKey)).substring(0, 15), + { + host: "irc.liberta.casa", + port: 6697, + secure: true, + channels: ["#lumeweb"], + } + ); + + client.connect(); + + await new Promise((resolve) => { + client.once("join", resolve); + }); + + client.say("#lumeweb", b4a.toBuffer(pubkey).toString("hex")); + + return new Promise((resolve, reject) => { + client.on("pm", async (from: string, text: string) => { + let json: SignedPeerResponse; + try { + json = JSON.parse(text); + } catch { + return; + } + + const verifyData = { + host: json.host, + port: json.port, + timestamp: json.timestamp, + }; + + const verifyPayload = jsonStringify(verifyData); + if ( + !(await ed.verify( + b4a.from(json.signature, "hex"), + b4a.from(verifyPayload), + pubkey + )) + ) { + return; + } + + client.end(); + resolve({ host: json.host, port: json.port }); + }); + }); +}; diff --git a/tsconfig.json b/tsconfig.json new file mode 100644 index 0000000..6da5157 --- /dev/null +++ b/tsconfig.json @@ -0,0 +1,15 @@ +{ + "compilerOptions": { + "module": "esnext", + "target": "esnext", + "sourceMap": true, + "esModuleInterop": true, + "outDir": "dist", + "declaration": true, + "moduleResolution": "nodenext" + }, + "include": ["src"], + "exclude": [ + "node_modules" + ] +}