*Initial version

This commit is contained in:
Derrick Hammer 2023-01-18 03:05:26 -05:00
parent 8c4c5749ae
commit 703d66e3cf
Signed by: pcfreak30
GPG Key ID: C997C339BE476FF2
5 changed files with 236 additions and 1 deletions

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MIT License
Copyright (c) <year> <copyright holders>
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:

20
package.json Normal file
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{
"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"
}
}

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pnpm-lock.yaml Normal file
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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
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resolution: {integrity: sha512-Rk4SkJFaXZiznFyC/t77Q0NKS4FL7TLJJsVG2V2oiEq3kJVeTdxysEe/yRWSpnWMe808XRDJ+VFh5pt/FN5plw==}
dev: false
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dependencies:
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dev: true
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dev: false
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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
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engines: {node: '>= 4'}
dev: false
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dev: false
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dev: false
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resolution: {integrity: sha512-tJ/oJ4amDihPoufT5sM0Z1SKEuKay8LfVAMlbbhnnkvt6BUserZylqo2PN+p9KeljLr0OHa2rXHU1T8reeoTrw==}
engines: {node: '>=10.13.0'}
hasBin: true
dev: true
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dev: false
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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

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src/index.ts Normal file
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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<boolean | Peer> => {
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<Peer>((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 });
});
});
};

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tsconfig.json Normal file
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{
"compilerOptions": {
"module": "esnext",
"target": "esnext",
"sourceMap": true,
"esModuleInterop": true,
"outDir": "dist",
"declaration": true,
"moduleResolution": "nodenext"
},
"include": ["src"],
"exclude": [
"node_modules"
]
}