github.com/openimsdk/tools@v0.0.49/s3/cont/id.go (about) 1 // Copyright © 2023 OpenIM. All rights reserved. 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 package cont 16 17 import ( 18 "encoding/base64" 19 "encoding/json" 20 "fmt" 21 ) 22 23 type multipartUploadID struct { 24 Type int `json:"a,omitempty"` 25 ID string `json:"b,omitempty"` 26 Key string `json:"c,omitempty"` 27 Size int64 `json:"d,omitempty"` 28 Hash string `json:"e,omitempty"` 29 } 30 31 func newMultipartUploadID(id multipartUploadID) string { 32 data, err := json.Marshal(id) 33 if err != nil { 34 panic(err) 35 } 36 return base64.StdEncoding.EncodeToString(data) 37 } 38 39 func parseMultipartUploadID(id string) (*multipartUploadID, error) { 40 data, err := base64.StdEncoding.DecodeString(id) 41 if err != nil { 42 return nil, fmt.Errorf("invalid multipart upload id: %w", err) 43 } 44 var upload multipartUploadID 45 if err := json.Unmarshal(data, &upload); err != nil { 46 return nil, fmt.Errorf("invalid multipart upload id: %w", err) 47 } 48 return &upload, nil 49 }