Files
mstore/app/operator/ociaux.go
T
2026-02-04 21:43:26 +02:00

66 lines
1.7 KiB
Go

package operator
import (
"mstore/app/descr"
"mstore/pkg/auxtool"
"mstore/pkg/auxuuid"
ocidigest "github.com/opencontainers/go-digest"
ocispec "github.com/opencontainers/image-spec/specs-go/v1"
)
func descrsFromManifest(name, reference string, manifest *ocispec.Manifest, rawManifest []byte) (descr.Manifest, []descr.Blob, error) {
var err error
manifestDescr := descr.Manifest{}
//configDescr := descr.Blob{}
blobDescrs := make([]descr.Blob, 0)
timestamp := auxtool.TimeNow()
// Make manifest descriptor
manifestDigest := ocidigest.SHA256.FromBytes(rawManifest).String()
manifestDescr = descr.Manifest{
ID: auxuuid.NewUUID(),
Name: name,
Reference: reference,
Digest: manifestDigest,
ContentType: manifest.MediaType,
Payload: string(rawManifest),
CreatedAt: timestamp,
UpdatedAt: timestamp,
}
// Make config descriptor
ociConfig := manifest.Config
configDescr := descr.Blob{
ID: auxuuid.NewUUID(),
Name: name,
Reference: reference,
MediaType: ociConfig.MediaType,
Digest: string(ociConfig.Digest),
Size: ociConfig.Size,
CreatedAt: timestamp,
UpdatedAt: timestamp,
}
blobDescrs = append(blobDescrs, configDescr)
// Make blob descriptions
layerMap := make(map[string]bool)
for _, layer := range manifest.Layers {
blobDescr := descr.Blob{
ID: auxuuid.NewUUID(),
Name: name,
Reference: reference,
MediaType: layer.MediaType,
Digest: string(layer.Digest),
Size: layer.Size,
CreatedAt: timestamp,
UpdatedAt: timestamp,
}
_, alreadyAdded := layerMap[string(layer.Digest)]
if !alreadyAdded {
blobDescrs = append(blobDescrs, blobDescr)
layerMap[string(layer.Digest)] = true
}
}
return manifestDescr, blobDescrs, err
}