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moby--moby/distribution/pull_v2_unix.go

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// +build !windows
package distribution // import "github.com/docker/docker/distribution"
import (
"runtime"
"github.com/docker/distribution"
"github.com/docker/distribution/context"
"github.com/docker/distribution/manifest/manifestlist"
"github.com/sirupsen/logrus"
)
func (ld *v2LayerDescriptor) open(ctx context.Context) (distribution.ReadSeekCloser, error) {
blobs := ld.repo.Blobs(ctx)
return blobs.Open(ctx, ld.digest)
}
func filterManifests(manifests []manifestlist.ManifestDescriptor, os string) []manifestlist.ManifestDescriptor {
var matches []manifestlist.ManifestDescriptor
for _, manifestDescriptor := range manifests {
if manifestDescriptor.Platform.Architecture == runtime.GOARCH && manifestDescriptor.Platform.OS == os {
matches = append(matches, manifestDescriptor)
logrus.Debugf("found match for %s/%s with media type %s, digest %s", os, runtime.GOARCH, manifestDescriptor.MediaType, manifestDescriptor.Digest.String())
}
}
return matches
}