commit
e0d39fa3bf
2 changed files with 125 additions and 112 deletions
112
server/images.go
112
server/images.go
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@ -1137,34 +1137,6 @@ func GetSHA256Digest(r io.Reader) (string, int) {
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return fmt.Sprintf("sha256:%x", h.Sum(nil)), int(n)
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}
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type requestContextKey string
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func startUpload(ctx context.Context, mp ModelPath, layer *Layer, regOpts *RegistryOptions) (*url.URL, error) {
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requestURL := mp.BaseURL()
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requestURL = requestURL.JoinPath("v2", mp.GetNamespaceRepository(), "blobs/uploads/")
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if layer.From != "" {
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values := requestURL.Query()
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values.Add("mount", layer.Digest)
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values.Add("from", layer.From)
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requestURL.RawQuery = values.Encode()
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}
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resp, err := makeRequestWithRetry(ctx, "POST", requestURL, nil, nil, regOpts)
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if err != nil {
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log.Printf("couldn't start upload: %v", err)
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return nil, err
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}
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defer resp.Body.Close()
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// Extract UUID location from header
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location := resp.Header.Get("Location")
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if location == "" {
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return nil, fmt.Errorf("location header is missing in response")
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}
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return url.Parse(location)
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}
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// Function to check if a blob already exists in the Docker registry
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func checkBlobExistence(ctx context.Context, mp ModelPath, digest string, regOpts *RegistryOptions) (bool, error) {
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requestURL := mp.BaseURL()
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@ -1181,90 +1153,6 @@ func checkBlobExistence(ctx context.Context, mp ModelPath, digest string, regOpt
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return resp.StatusCode == http.StatusOK, nil
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}
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func uploadBlobChunked(ctx context.Context, mp ModelPath, requestURL *url.URL, layer *Layer, regOpts *RegistryOptions, fn func(api.ProgressResponse)) error {
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// TODO allow resumability
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// TODO allow canceling uploads via DELETE
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fp, err := GetBlobsPath(layer.Digest)
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if err != nil {
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return err
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}
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f, err := os.Open(fp)
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if err != nil {
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return err
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}
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defer f.Close()
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var completed int64
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chunkSize := 10 * 1024 * 1024
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for {
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chunk := int64(layer.Size) - completed
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if chunk > int64(chunkSize) {
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chunk = int64(chunkSize)
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}
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sectionReader := io.NewSectionReader(f, int64(completed), chunk)
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headers := make(http.Header)
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headers.Set("Content-Type", "application/octet-stream")
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headers.Set("Content-Length", strconv.Itoa(int(chunk)))
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headers.Set("Content-Range", fmt.Sprintf("%d-%d", completed, completed+sectionReader.Size()-1))
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resp, err := makeRequestWithRetry(ctx, "PATCH", requestURL, headers, sectionReader, regOpts)
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if err != nil && !errors.Is(err, io.EOF) {
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fn(api.ProgressResponse{
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Status: fmt.Sprintf("error uploading chunk: %v", err),
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Digest: layer.Digest,
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Total: layer.Size,
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Completed: int(completed),
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})
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return err
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}
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defer resp.Body.Close()
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completed += sectionReader.Size()
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fn(api.ProgressResponse{
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Status: fmt.Sprintf("uploading %s", layer.Digest),
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Digest: layer.Digest,
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Total: layer.Size,
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Completed: int(completed),
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})
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requestURL, err = url.Parse(resp.Header.Get("Location"))
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if err != nil {
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return err
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}
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if completed >= int64(layer.Size) {
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break
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}
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}
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values := requestURL.Query()
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values.Add("digest", layer.Digest)
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requestURL.RawQuery = values.Encode()
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headers := make(http.Header)
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headers.Set("Content-Type", "application/octet-stream")
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headers.Set("Content-Length", "0")
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// finish the upload
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resp, err := makeRequest(ctx, "PUT", requestURL, headers, nil, regOpts)
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if err != nil {
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log.Printf("couldn't finish upload: %v", err)
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return err
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}
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defer resp.Body.Close()
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if resp.StatusCode != http.StatusCreated {
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body, _ := io.ReadAll(resp.Body)
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return fmt.Errorf("on finish upload registry responded with code %d: %v", resp.StatusCode, string(body))
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}
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return nil
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}
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func makeRequestWithRetry(ctx context.Context, method string, requestURL *url.URL, headers http.Header, body io.ReadSeeker, regOpts *RegistryOptions) (*http.Response, error) {
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var status string
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for try := 0; try < MaxRetries; try++ {
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125
server/upload.go
Normal file
125
server/upload.go
Normal file
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@ -0,0 +1,125 @@
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package server
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import (
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"context"
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"errors"
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"fmt"
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"io"
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"log"
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"net/http"
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"net/url"
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"os"
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"strconv"
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"github.com/jmorganca/ollama/api"
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)
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func startUpload(ctx context.Context, mp ModelPath, layer *Layer, regOpts *RegistryOptions) (*url.URL, error) {
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requestURL := mp.BaseURL()
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requestURL = requestURL.JoinPath("v2", mp.GetNamespaceRepository(), "blobs/uploads/")
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if layer.From != "" {
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values := requestURL.Query()
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values.Add("mount", layer.Digest)
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values.Add("from", layer.From)
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requestURL.RawQuery = values.Encode()
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}
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resp, err := makeRequestWithRetry(ctx, "POST", requestURL, nil, nil, regOpts)
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if err != nil {
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log.Printf("couldn't start upload: %v", err)
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return nil, err
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}
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defer resp.Body.Close()
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// Extract UUID location from header
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location := resp.Header.Get("Location")
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if location == "" {
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return nil, fmt.Errorf("location header is missing in response")
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}
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return url.Parse(location)
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}
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func uploadBlobChunked(ctx context.Context, mp ModelPath, requestURL *url.URL, layer *Layer, regOpts *RegistryOptions, fn func(api.ProgressResponse)) error {
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// TODO allow resumability
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// TODO allow canceling uploads via DELETE
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fp, err := GetBlobsPath(layer.Digest)
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if err != nil {
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return err
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}
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f, err := os.Open(fp)
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if err != nil {
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return err
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}
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defer f.Close()
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var completed int64
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chunkSize := 10 * 1024 * 1024
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for {
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chunk := int64(layer.Size) - completed
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if chunk > int64(chunkSize) {
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chunk = int64(chunkSize)
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}
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sectionReader := io.NewSectionReader(f, int64(completed), chunk)
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headers := make(http.Header)
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headers.Set("Content-Type", "application/octet-stream")
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headers.Set("Content-Length", strconv.Itoa(int(chunk)))
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headers.Set("Content-Range", fmt.Sprintf("%d-%d", completed, completed+sectionReader.Size()-1))
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resp, err := makeRequestWithRetry(ctx, "PATCH", requestURL, headers, sectionReader, regOpts)
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if err != nil && !errors.Is(err, io.EOF) {
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fn(api.ProgressResponse{
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Status: fmt.Sprintf("error uploading chunk: %v", err),
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Digest: layer.Digest,
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Total: layer.Size,
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Completed: int(completed),
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})
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return err
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}
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defer resp.Body.Close()
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completed += sectionReader.Size()
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fn(api.ProgressResponse{
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Status: fmt.Sprintf("uploading %s", layer.Digest),
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Digest: layer.Digest,
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Total: layer.Size,
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Completed: int(completed),
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})
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requestURL, err = url.Parse(resp.Header.Get("Location"))
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if err != nil {
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return err
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}
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if completed >= int64(layer.Size) {
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break
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}
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}
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values := requestURL.Query()
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values.Add("digest", layer.Digest)
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requestURL.RawQuery = values.Encode()
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headers := make(http.Header)
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headers.Set("Content-Type", "application/octet-stream")
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headers.Set("Content-Length", "0")
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// finish the upload
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resp, err := makeRequest(ctx, "PUT", requestURL, headers, nil, regOpts)
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if err != nil {
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log.Printf("couldn't finish upload: %v", err)
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return err
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}
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defer resp.Body.Close()
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if resp.StatusCode != http.StatusCreated {
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body, _ := io.ReadAll(resp.Body)
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return fmt.Errorf("on finish upload registry responded with code %d: %v", resp.StatusCode, string(body))
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}
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return nil
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}
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