moby/daemon/cache.go
Vincent Demeester be1df1ee13
Extract the daemon image cache to its own package
ImageCache is now independent of `Daemon` and is located in
`image/cache` package.

Signed-off-by: Vincent Demeester <vincent@sbr.pm>
2017-01-03 19:19:27 +01:00

27 lines
608 B
Go

package daemon
import (
"github.com/Sirupsen/logrus"
"github.com/docker/docker/builder"
"github.com/docker/docker/image/cache"
)
// MakeImageCache creates a stateful image cache.
func (daemon *Daemon) MakeImageCache(sourceRefs []string) builder.ImageCache {
if len(sourceRefs) == 0 {
return cache.NewLocal(daemon.imageStore)
}
cache := cache.New(daemon.imageStore)
for _, ref := range sourceRefs {
img, err := daemon.GetImage(ref)
if err != nil {
logrus.Warnf("Could not look up %s for cache resolution, skipping: %+v", ref, err)
continue
}
cache.Populate(img)
}
return cache
}