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package cache
import (
"fmt"
"github.com/containerd/containerd/content"
"github.com/moby/buildkit/session"
"github.com/moby/buildkit/util/progress"
digest "github.com/opencontainers/go-digest"
)
type DescHandler struct {
Provider func(session.Group) content.Provider
Progress progress.Controller
SnapshotLabels map[string]string
Annotations map[string]string
Ref string // string representation of desc origin, can be used as a sync key
}
type DescHandlers map[digest.Digest]*DescHandler
func descHandlersOf(opts ...RefOption) DescHandlers {
for _, opt := range opts {
if opt, ok := opt.(DescHandlers); ok {
return opt
}
}
return nil
}
type DescHandlerKey digest.Digest
type NeedsRemoteProviderError []digest.Digest //nolint:errname
func (m NeedsRemoteProviderError) Error() string {
return fmt.Sprintf("missing descriptor handlers for lazy blobs %+v", []digest.Digest(m))
}
type Unlazy session.Group
func unlazySessionOf(opts ...RefOption) session.Group {
for _, opt := range opts {
if opt, ok := opt.(session.Group); ok {
return opt
}
}
return nil
}
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