Merge ociclient

ociclient/pathupload.go

@@ -0,0 +1,45 @@
+package repocli
+
+import (
+	"context"
+	"fmt"
+	"io"
+	"net/http"
+	"strconv"
+)
+
+func (cli *Client) PatchUpload(ctx context.Context, rawrepo string, src io.Reader, uploc string, size int64) (string, error) {
+	var err error
+	var ouloc string
+
+	ref, err := NewRepository(rawrepo)
+	if err != nil {
+		return ouloc, err
+	}
+	uri, err := ref.Patch(uploc)
+	if err != nil {
+		return ouloc, err
+	}
+	req, err := http.NewRequestWithContext(ctx, http.MethodPatch, uri, src)
+	if err != nil {
+		return ouloc, err
+	}
+	req.Header.Set("User-Agent", cli.userAgent)
+	req.Header.Set("Content-Type", "application/octet-stream")
+	req.Header.Set("Content-Length", strconv.FormatInt(size, 10))
+	resp, err := cli.httpClient.Do(req)
+	if err != nil {
+		return ouloc, err
+	}
+	resp.Body.Close()
+	if resp.StatusCode != http.StatusAccepted {
+		err = fmt.Errorf("Upload not accepted, code %d", resp.StatusCode)
+		return ouloc, err
+	}
+	ouloc = resp.Header.Get("Location")
+	if ouloc == "" {
+		err := fmt.Errorf("Empty blob location declaration")
+		return ouloc, err
+	}
+	return ouloc, err
+}