您可以开启存储空间的访问日志记录功能，开启后对于此存储空间的访问会被记录成日志文件，保存在指定的存储空间中。

日志文件的格式为：

<TargetPrefix><SourceBucket>YYYY-mm-DD-HH-MM-SS-UniqueString

关于访问日志的更多信息，请参见开发指南中的设置访问日志记录。

let OSS = require('ali-oss')
let client = new OSS({
  region: '<Your region>'
  accessKeyId: '<Your AccessKeyId>',
  accessKeySecret: '<Your AccessKeySecret>',
  bucket: '<Your bucket name>'
});
async function putBucketLogging () {
  try {
     let result = await client.putBucketLogging('bucket-name', 'logs/');
     console.log(result)
  } catch (e) {
    console.log(e)
  }
}
putBucketLogging();

let OSS = require('ali-oss')

let client = new OSS({
  region: '<Your region>'
  accessKeyId: '<Your AccessKeyId>',
  accessKeySecret: '<Your AccessKeySecret>',
  bucket: '<Your bucket name>'
});

async function getBucketLogging() {
  try {
     let result = await client.getBucketLogging('bucket-name');
    console.log(result);
  } catch (e) {
    console.log(e);
  }
})

getBucketLogging();

let OSS = require('ali-oss')

let client = new OSS({
  region: '<Your region>'
  accessKeyId: '<Your AccessKeyId>',
  accessKeySecret: '<Your AccessKeySecret>',
  bucket: '<Your bucket name>'
});

async function deleteBucketLogging () {
  try {
    let result = await client.deleteBucketLogging('bucket-name');
    console.log(result);
  } catch (e) {
    console.log(e);
  }

deleteBucketLogging();