cff4f20c44
The github.com/containerd/containerd/log package was moved to a separate module, which will also be used by upcoming (patch) releases of containerd. This patch moves our own uses of the package to use the new module. Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
72 lines
1.8 KiB
Go
72 lines
1.8 KiB
Go
//go:build !windows
|
|
|
|
package distribution // import "github.com/docker/docker/distribution"
|
|
|
|
import (
|
|
"context"
|
|
"sort"
|
|
|
|
"github.com/containerd/containerd/platforms"
|
|
"github.com/containerd/log"
|
|
"github.com/docker/distribution"
|
|
"github.com/docker/distribution/manifest/manifestlist"
|
|
ocispec "github.com/opencontainers/image-spec/specs-go/v1"
|
|
)
|
|
|
|
func (ld *layerDescriptor) open(ctx context.Context) (distribution.ReadSeekCloser, error) {
|
|
blobs := ld.repo.Blobs(ctx)
|
|
return blobs.Open(ctx, ld.digest)
|
|
}
|
|
|
|
func filterManifests(manifests []manifestlist.ManifestDescriptor, p ocispec.Platform) []manifestlist.ManifestDescriptor {
|
|
p = platforms.Normalize(withDefault(p))
|
|
m := platforms.Only(p)
|
|
var matches []manifestlist.ManifestDescriptor
|
|
for _, desc := range manifests {
|
|
descP := toOCIPlatform(desc.Platform)
|
|
if descP == nil || m.Match(*descP) {
|
|
matches = append(matches, desc)
|
|
if descP != nil {
|
|
log.G(context.TODO()).Debugf("found match for %s with media type %s, digest %s", platforms.Format(p), desc.MediaType, desc.Digest.String())
|
|
}
|
|
}
|
|
}
|
|
|
|
sort.SliceStable(matches, func(i, j int) bool {
|
|
p1 := toOCIPlatform(matches[i].Platform)
|
|
if p1 == nil {
|
|
return false
|
|
}
|
|
p2 := toOCIPlatform(matches[j].Platform)
|
|
if p2 == nil {
|
|
return true
|
|
}
|
|
return m.Less(*p1, *p2)
|
|
})
|
|
|
|
return matches
|
|
}
|
|
|
|
// checkImageCompatibility is a Windows-specific function. No-op on Linux
|
|
func checkImageCompatibility(imageOS, imageOSVersion string) error {
|
|
return nil
|
|
}
|
|
|
|
func withDefault(p ocispec.Platform) ocispec.Platform {
|
|
def := maximumSpec()
|
|
if p.OS == "" {
|
|
p.OS = def.OS
|
|
}
|
|
if p.Architecture == "" {
|
|
p.Architecture = def.Architecture
|
|
p.Variant = def.Variant
|
|
}
|
|
return p
|
|
}
|
|
|
|
func formatPlatform(platform ocispec.Platform) string {
|
|
if platform.OS == "" {
|
|
platform = platforms.DefaultSpec()
|
|
}
|
|
return platforms.Format(platform)
|
|
}
|