*Add dist

LICENSE

@@ -1,6 +1,6 @@
 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:
 

dist/index.d.ts

@@ -0,0 +1,4 @@
+/// <reference types="node" resolution-mode="require"/>
+import type { Peer } from "@lumeweb/peer-discovery";
+declare const _default: (pubkey: Buffer, options?: {}) => Promise<boolean | Peer>;
+export default _default;

dist/index.js

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+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) => ripemd160(sha256(data));
+export default async (pubkey, options = {}) => {
+    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, text) => {
+            let json;
+            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 });
+        });
+    });
+};
+//# sourceMappingURL=index.js.map

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"
+    }
+}

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

src/index.ts

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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 });
+    });
+  });
+};

tsconfig.json

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+{
+    "compilerOptions": {
+        "module": "esnext",
+        "target": "esnext",
+        "sourceMap": true,
+        "esModuleInterop": true,
+        "outDir": "dist",
+        "declaration": true,
+        "moduleResolution": "nodenext"
+    },
+    "include": ["src"],
+    "exclude": [
+        "node_modules"
+    ]
+}