在 Node.js 服务器上,我正在将流上传到 S3。这是一个简化的示例:
import S3 from "aws-sdk/clients/s3"
const s3 = new S3({ accessKeyId, secretAccessKey, region })
async function uploadStream(key, stream) {
const upload = s3.upload({
Body: stream,
Bucket: clientFiles,
Key: key,
})
const result = await upload.promise()
return result // { Bucket, ETag, Key, Location }
}
由于我使用的是流,所以在开始上传时我不知道总大小,上传结果除了 Bucket、ETag、Key 和 Location 值之外什么也没有给我。
如何获取上传流的总大小?
最佳答案
使用 ManagedUpload
和 httpUploadProgress
怎么样?
https://docs.aws.amazon.com/AWSJavaScriptSDK/latest/AWS/S3/ManagedUpload.html#httpUploadProgress-event
async function uploadStream(key, stream) {
const upload = new AWS.S3.ManagedUpload({
params: {
Body: stream,
Bucket: clientFiles,
Key: key
}
});
upload.on("httpUploadProgress", function(progress) {
console.log(progress.total);
});
...
关于javascript - 如何找到我刚刚上传到 S3 的流的总大小?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/56961459/