@rsksmart/rif-communications-pubsub-bootnode/lib/index.js

Simple bootnode for RIF Communications PubSub

#!/usr/bin/env node
"use strict";
/* eslint no-console: 0 */
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
    return new (P || (P = Promise))(function (resolve, reject) {
        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
        step((generator = generator.apply(thisArg, _arguments || [])).next());
    });
};
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const config_1 = __importDefault(require("config"));
const rif_communications_pubsub_1 = require("@rsksmart/rif-communications-pubsub");
const peer_id_1 = __importDefault(require("peer-id"));
const chalk_1 = __importDefault(require("chalk"));
const util_1 = require("util");
function isValidPeerId(peerId) {
    return (peerId.isValid() &&
        Boolean(peerId.toB58String()) &&
        Boolean(peerId.privKey) &&
        Boolean(peerId.pubKey));
}
function formatMessage(msg) {
    const prefix = '    ';
    const topics = `${prefix} Topics:
${prefix}   - ${msg.topicIDs.join(`\n${prefix} - `)}`;
    const data = util_1.inspect(msg.data, undefined, 3, true).split('\n').map(line => `${prefix} ${line}`).join('\n');
    return `${prefix}${chalk_1.default.blue(`From: ${msg.from}`)}
${chalk_1.default.gray(topics)}
${data}
`;
}
function main() {
    return __awaiter(this, void 0, void 0, function* () {
        const libp2pConfig = config_1.default.get('libp2p');
        let libp2p;
        if (config_1.default.has('peerId')) {
            const cnfId = config_1.default.get('peerId');
            const peerId = yield peer_id_1.default.createFromJSON(cnfId);
            if (!isValidPeerId(peerId)) {
                throw new Error('Supplied PeerId is not valid!');
            }
            libp2p = yield rif_communications_pubsub_1.createLibP2P(Object.assign(Object.assign({}, libp2pConfig), { peerId }));
        }
        else {
            libp2p = yield rif_communications_pubsub_1.createLibP2P(libp2pConfig);
        }
        console.log('Node started, listening on addresses:');
        libp2p.multiaddrs.forEach((addr) => {
            console.log(`${addr.toString()}/p2p/${libp2p.peerId.toB58String()}`);
        });
        const rooms = config_1.default.get('rooms');
        console.log('\nListening on topics: ');
        rooms.forEach((roomName) => {
            const room = new rif_communications_pubsub_1.Room(libp2p, roomName);
            console.log(` - ${roomName}`);
            room.on('peer:joined', (peer) => console.log(`${roomName}: ${chalk_1.default.green(`peer ${peer} joined`)}`));
            room.on('peer:left', (peer) => console.log(`${roomName}: ${chalk_1.default.red(`peer ${peer} left`)}`));
            room.on('message', (message) => console.log(`${roomName}: message\n`, formatMessage(message)));
        });
        console.log('\n');
    });
}
exports.default = main;
main();