-
Notifications
You must be signed in to change notification settings - Fork 146
/
copier.go
59 lines (47 loc) · 1.62 KB
/
copier.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
// SPDX-License-Identifier: Apache-2.0
// SPDX-FileCopyrightText: 2021-Present The Zarf Authors
// Package zoci contains functions for interacting with Zarf packages stored in OCI registries.
package zoci
import (
"bytes"
"context"
"fmt"
"github.com/defenseunicorns/pkg/oci"
"github.com/defenseunicorns/zarf/src/pkg/message"
ocispec "github.com/opencontainers/image-spec/specs-go/v1"
"oras.land/oras-go/v2/content"
)
// CopyPackage copies a zarf package from one OCI registry to another
func CopyPackage(ctx context.Context, src *Remote, dst *Remote, concurrency int) error {
srcManifest, err := src.FetchRoot(ctx)
if err != nil {
return err
}
layers := append(srcManifest.Layers, srcManifest.Config)
size := oci.SumDescsSize(layers)
title := fmt.Sprintf("[0/%d] layers copied", len(layers))
progressBar := message.NewProgressBar(size, title)
defer progressBar.Stop()
if err := oci.Copy(ctx, src.OrasRemote, dst.OrasRemote, nil, concurrency, progressBar); err != nil {
return err
}
progressBar.Successf("Copied %s", src.Repo().Reference)
srcRoot, err := src.ResolveRoot(ctx)
if err != nil {
return err
}
b, err := srcManifest.MarshalJSON()
if err != nil {
return err
}
expected := content.NewDescriptorFromBytes(ocispec.MediaTypeImageManifest, b)
if err := dst.Repo().Manifests().PushReference(ctx, expected, bytes.NewReader(b), srcRoot.Digest.String()); err != nil {
return err
}
tag := src.Repo().Reference.Reference
if err := dst.UpdateIndex(ctx, tag, expected); err != nil {
return err
}
src.Log().Info(fmt.Sprintf("Published %s to %s", src.Repo().Reference, dst.Repo().Reference))
return nil
}