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npm install webmen

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webmen create myapp

cd myapp

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const webmen = require('webmen');

const fs = require('fs');

exports.stream = function (req, res) {

    const filename = 'path_to_audio_file'; // 替换为音频文件的路径

    const stats = fs.statSync(filename);

    const range = req.headers.range;

    const fileSize = stats.size;

    const chunkSize = 10 ** 6; // 每个数据块的大小为1MB

    const start = Number(range.replace(/D/g, ''));

    const end = Math.min(start + chunkSize, fileSize - 1);

    const contentLength = end - start + 1;

    const headers = {

        'Content-Range': `bytes ${start}-${end}/${fileSize}`,

        'Accept-Ranges': 'bytes',

        'Content-Length': contentLength,

        'Content-Type': 'audio/mpeg',

    };

    res.writeHead(206, headers);

    const stream = fs.createReadStream(filename, { start, end });

    stream.on('open', function () {

        stream.pipe(res);

    });

    stream.on('error', function (err) {

        res.end(err);

    });

};

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const audio = require('./audio');

app.get('/stream', audio.stream);

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npm start