@libp2p/webrtc-star-signalling-server/dist/src/index.js

signalling server to use with the libp2p WebRTC transport

import { Server } from '@hapi/hapi';
import Inert from '@hapi/inert';
import { config } from './config.js';
// @ts-expect-error no types
import menoetius from 'menoetius';
import path, { dirname } from 'path';
import { socketServer } from './socket-server.js';
import { fileURLToPath } from 'url';
const currentDir = dirname(fileURLToPath(import.meta.url));
const log = config.log;
export async function sigServer(options = {}) {
    const port = options.port ?? config.hapi.port;
    const host = options.host ?? config.hapi.host;
    const peers = new Map();
    const http = Object.assign(new Server({
        ...config.hapi.options,
        port,
        host
    }), {
        peers,
        io: socketServer(peers, options.metrics ?? false, options.refreshPeerListIntervalMS ?? config.refreshPeerListIntervalMS)
    });
    http.io.attach(http.listener, {
        path: '/socket.io' // v2/v3/v4 clients can use this path
    });
    http.io.attach(http.listener, {
        path: '/socket.io-next' // v3/v4 clients might be using this path
    });
    http.events.on('stop', () => { http.io.close(); });
    await http.register(Inert);
    await http.start();
    log('signaling server has started on: ' + http.info.uri);
    http.route({
        method: 'GET',
        path: '/',
        handler: (request, reply) => reply.file(path.join(currentDir, 'index.html'), {
            confine: false
        })
    });
    if (options.metrics === true) {
        log('enabling metrics');
        await menoetius.instrument(http);
    }
    return http;
}
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