本文為英文版的機器翻譯版本,如內容有任何歧義或不一致之處,概以英文版為準。
搭UploadPart
配使用 AWS SDK或 CLI
下列程式碼範例會示範如何使用UploadPart
。
動作範例是大型程式的程式碼摘錄,必須在內容中執行。您可以在下列程式碼範例的內容中看到此動作:
- C++
-
- SDK對於 C ++
-
注意
還有更多關於 GitHub。尋找完整範例,並瞭解如何在 AWS 代碼示例存儲庫
。 //! Upload a part to an S3 bucket. /*! \param bucket: The name of the S3 bucket where the object will be uploaded. \param key: The unique identifier (key) for the object within the S3 bucket. \param uploadID: An upload ID string. \param partNumber: \param checksumAlgorithm: Checksum algorithm, ignored when NOT_SET. \param calculatedHash: A data integrity hash to set, depending on the checksum algorithm, ignored when it is an empty string. \param body: An shared_ptr IOStream of the data to be uploaded. \param client: The S3 client instance used to perform the upload operation. \return UploadPartOutcome: The outcome. */ Aws::S3::Model::UploadPartOutcome AwsDoc::S3::uploadPart(const Aws::String &bucket, const Aws::String &key, const Aws::String &uploadID, int partNumber, Aws::S3::Model::ChecksumAlgorithm checksumAlgorithm, const Aws::String &calculatedHash, const std::shared_ptr<Aws::IOStream> &body, const Aws::S3::S3Client &client) { Aws::S3::Model::UploadPartRequest request; request.SetBucket(bucket); request.SetKey(key); request.SetUploadId(uploadID); request.SetPartNumber(partNumber); if (checksumAlgorithm != Aws::S3::Model::ChecksumAlgorithm::NOT_SET) { request.SetChecksumAlgorithm(checksumAlgorithm); } request.SetBody(body); if (!calculatedHash.empty()) { switch (checksumAlgorithm) { case Aws::S3::Model::ChecksumAlgorithm::NOT_SET: request.SetContentMD5(calculatedHash); break; case Aws::S3::Model::ChecksumAlgorithm::CRC32: request.SetChecksumCRC32(calculatedHash); break; case Aws::S3::Model::ChecksumAlgorithm::CRC32C: request.SetChecksumCRC32C(calculatedHash); break; case Aws::S3::Model::ChecksumAlgorithm::SHA1: request.SetChecksumSHA1(calculatedHash); break; case Aws::S3::Model::ChecksumAlgorithm::SHA256: request.SetChecksumSHA256(calculatedHash); break; } } return client.UploadPart(request); }
-
有API關詳細資訊,請參閱 UploadPart(AWS SDK for C++ API參考。
-
- CLI
-
- AWS CLI
-
下列指令會上傳使用指
create-multipart-upload
令起始的分段上傳中的第一部分:aws s3api upload-part --bucket
my-bucket
--key 'multipart/01
' --part-number1
--bodypart01
--upload-id"dfRtDYU0WWCCcH43C3WFbkRONycyCpTJJvxu2i5GYkZljF.Yxwh6XG7WfS2vC4to6HiV6Yjlx.cph0gtNBtJ8P3URCSbB7rjxI5iEwVDmgaXZOGgkk5nVTW16HOQ5l0R"
body
此選項會使用本機檔案的名稱或路徑進行上載 (請勿使用 file://前置詞)。最小零件大小為 5 MB。上傳 ID 由傳回create-multipart-upload
,也可以使用擷取list-multipart-uploads
。當您建立多部分上傳時,會指定值區和索引鍵。輸出:
{ "ETag": "\"e868e0f4719e394144ef36531ee6824c\"" }
儲存每個零件的ETag值以供日後使用。他們需要完成分段上傳。
-
有API關詳細資訊,請參閱 UploadPart
(AWS CLI 指令參考。
-
- Rust
-
- SDK對於銹
-
注意
還有更多關於 GitHub。尋找完整範例,並瞭解如何在 AWS 代碼示例存儲庫
。 let mut upload_parts: Vec<aws_sdk_s3::types::CompletedPart> = Vec::new(); for chunk_index in 0..chunk_count { let this_chunk = if chunk_count - 1 == chunk_index { size_of_last_chunk } else { CHUNK_SIZE }; let stream = ByteStream::read_from() .path(path) .offset(chunk_index * CHUNK_SIZE) .length(Length::Exact(this_chunk)) .build() .await .unwrap(); // Chunk index needs to start at 0, but part numbers start at 1. let part_number = (chunk_index as i32) + 1; let upload_part_res = client .upload_part() .key(&key) .bucket(&bucket_name) .upload_id(upload_id) .body(stream) .part_number(part_number) .send() .await?; upload_parts.push( CompletedPart::builder() .e_tag(upload_part_res.e_tag.unwrap_or_default()) .part_number(part_number) .build(), ); }
// Create a multipart upload. Use UploadPart and CompleteMultipartUpload to // upload the file. let multipart_upload_res: CreateMultipartUploadOutput = client .create_multipart_upload() .bucket(&bucket_name) .key(&key) .send() .await?; let upload_id = multipart_upload_res.upload_id().ok_or(S3ExampleError::new( "Missing upload_id after CreateMultipartUpload", ))?;
// upload_parts: Vec<aws_sdk_s3::types::CompletedPart> let completed_multipart_upload: CompletedMultipartUpload = CompletedMultipartUpload::builder() .set_parts(Some(upload_parts)) .build(); let _complete_multipart_upload_res = client .complete_multipart_upload() .bucket(&bucket_name) .key(&key) .multipart_upload(completed_multipart_upload) .upload_id(upload_id) .send() .await?;
-
有API關詳細資訊,請參閱 UploadPart
(AWS SDKAPI供鐵鏽參考。
-
有關的完整列表 AWS SDK開發人員指南和代碼示例,請參閱搭配 AWS SDK 使用此服務。本主題也包含有關入門的資訊以及舊SDK版的詳細資訊。
SelectObjectContent
案例