tencent cloud

const Koa = require('koa')
const cors = require('koa2-cors')
const app = new Koa()
const tencentcloud = require("tencentcloud-sdk-nodejs")

app.use(cors()) // 跨域配置
app.use(async (ctx) => {
  // 生成的m3u8文件中的URI请求会默认带上参数
  const { Ciphertext, KMSRegion } = ctx.query

  const KmsClient = tencentcloud.kms.v20190118.Client
  const clientConfig = {
 credential: {
   // 账号API密钥，可前往https://console.tencentcloud.com/cam/capi获取
   secretId: "SecretId",
   secretKey: "SecretKey",
 },

 region: KMSRegion, // 所在园区，eg："ap-guangzhou"
 profile: {
   httpProfile: {
       endpoint: "kms.tencentcloudapi.com",
   },
 },
  };

  // 创建KMS对象实例
  const client = new KmsClient(clientConfig);
  const params = {
   "CiphertextBlob": Ciphertext,
  };

 try {
 // 发起请求，获取解密密钥
 const res = await client.Decrypt(params)

 // 取出密钥，base64解密后返回其二进制数据
 const plaintext = res.Plaintext
 const plainBuff = Buffer.from(plaintext, 'base64');
 ctx.body = plainBuff
  } catch (error) {
 console.log(error);
  }

})

// 监听8080端口
app.listen('8080', () => {
  console.log('127.0.0.1:8080');
})

<!--播放器样式文件-->
<link href="https://web.sdk.qcloud.com/player/tcplayer/release/v4.2.2/tcplayer.min.css" rel="stylesheet"/>
<!--如果需要在 Chrome 和 Firefox 等现代浏览器中通过 H5 播放 HLS 格式的视频，需要在 tcplayer.v4.2.2.min.js 之前引入 hls.min.0.13.2m.js。-->
<script src="https://web.sdk.qcloud.com/player/tcplayer/release/v4.2.2/libs/hls.min.0.13.2m.js"></script>
<!--播放器脚本文件-->
<script src="https://web.sdk.qcloud.com/player/tcplayer/release/v4.2.2/tcplayer.v4.2.2.min.js"></script>

<video id="player-container-id" width="414" height="270" preload="auto" playsinline webkit-playsinline>
</video>

var player = TCPlayer('player-container-id', {}); // player-container-id 为播放器容器 ID，必须与 html 中一致
player.src(https://examplebucket-1250000000.cos.ap-guangzhou.myqcloud.com/path/example.m3u8); // m3u8对象地址