github.com/rhatdan/docker@v0.7.7-0.20180119204836-47a0dcbcd20a/daemon/cache.go (about) 1 package daemon 2 3 import ( 4 "github.com/docker/docker/builder" 5 "github.com/docker/docker/image/cache" 6 "github.com/sirupsen/logrus" 7 ) 8 9 // MakeImageCache creates a stateful image cache. 10 func (daemon *Daemon) MakeImageCache(sourceRefs []string) builder.ImageCache { 11 if len(sourceRefs) == 0 { 12 return cache.NewLocal(daemon.imageStore) 13 } 14 15 cache := cache.New(daemon.imageStore) 16 17 for _, ref := range sourceRefs { 18 img, err := daemon.GetImage(ref) 19 if err != nil { 20 logrus.Warnf("Could not look up %s for cache resolution, skipping: %+v", ref, err) 21 continue 22 } 23 cache.Populate(img) 24 } 25 26 return cache 27 }