92 lines
2.5 KiB
Go
92 lines
2.5 KiB
Go
/*
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* Copyright 2026 Oleg Borodin <onborodin@gmail.com>
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*
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* This work is published and licensed under a Creative Commons
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* Attribution-NonCommercial-NoDerivatives 4.0 International License.
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*
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* Distribution of this work is permitted, but commercial use and
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* modifications are strictly prohibited.
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*/
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package imageoper
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import (
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"context"
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"fmt"
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"io"
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"net/http"
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"strconv"
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)
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type PutUploadParams struct {
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ContentType string
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ContentLength string
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ContentRange string
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Name string
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Reference string
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Digest string
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Reader io.Reader
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}
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type PutUploadResult struct {
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Location string
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}
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func (oper *Operator) PutUpload(ctx context.Context, operatorID string, params *PutUploadParams) (*PutUploadResult, int, error) {
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var err error
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res := &PutUploadResult{}
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if params.Reference == "" {
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err = fmt.Errorf("Empty reference")
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return res, http.StatusBadRequest, err
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}
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if params.Name == "" {
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err = fmt.Errorf("Empty name")
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return res, http.StatusBadRequest, err
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}
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if params.Digest == "" {
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err = fmt.Errorf("Empty digest")
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return res, http.StatusBadRequest, err
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}
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if params.ContentType != "application/octet-stream" {
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err = fmt.Errorf("Wrong conten type: %s", params.ContentType)
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return res, http.StatusBadRequest, err
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}
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resName := params.Name
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oper.iLock.WaitAndLock(resName)
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defer oper.iLock.Done(resName)
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var contentLength int64
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if params.ContentLength != "" {
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contentLength, err = strconv.ParseInt(params.ContentLength, 10, 64)
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if err != nil {
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err = fmt.Errorf("Cannot convert Content-Length=%s to integer: %v", params.ContentLength, err)
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return res, http.StatusBadRequest, err
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}
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}
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if contentLength != 0 {
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recsize, err := oper.store.WriteUpload(params.Reference, params.Reader)
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if err != nil {
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return res, http.StatusInternalServerError, err
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}
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if contentLength != 0 && recsize != contentLength {
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oper.store.RemoveUpload(params.Reference)
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err = fmt.Errorf("Mismatch upload recorded size and content length")
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return res, http.StatusInternalServerError, err
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}
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if err != nil {
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return res, http.StatusInternalServerError, err
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}
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res.Location = fmt.Sprintf("/v2/%s/blobs/%s", params.Name, params.Digest)
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}
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err = oper.store.LinkUpload(params.Reference, params.Name, params.Digest)
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if err != nil {
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err = fmt.Errorf("Failed to link upload %s, err: %v", params.Reference, err)
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return res, http.StatusInternalServerError, err
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}
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res.Location = fmt.Sprintf("/v2/%s/blobs/%s", params.Name, params.Digest)
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return res, http.StatusCreated, err
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}
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