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Use ondisk reference for deltas

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This commit is contained in:
Ettore Di Giacinto
2021-10-26 12:14:01 +02:00
parent daa9eb98d2
commit aea3cdff8d
7 changed files with 28 additions and 9 deletions
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20
pkg/compiler/backend/simpledocker.go
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@@ -18,6 +18,7 @@ package backend
import (
"os/exec"
"github.com/google/go-containerregistry/pkg/crane"
"github.com/google/go-containerregistry/pkg/name"
"github.com/google/go-containerregistry/pkg/v1/daemon"
bus "github.com/mudler/luet/pkg/api/core/bus"
@@ -138,7 +139,24 @@ func (s *SimpleDocker) Push(opts Options) error {
return nil
}
func (s *SimpleDocker) ImageReference(a string) (v1.Image, error) {
func (s *SimpleDocker) ImageReference(a string, ondisk bool) (v1.Image, error) {
if ondisk {
f, err := s.ctx.Config.GetSystem().TempFile("snapshot")
if err != nil {
return nil, err
}
buildarg := []string{"save", a, "-o", f.Name()}
s.ctx.Spinner()
defer s.ctx.SpinnerStop()
out, err := exec.Command("docker", buildarg...).CombinedOutput()
if err != nil {
return nil, errors.Wrap(err, "Failed saving image: "+string(out))
}
return crane.Load(f.Name())
}
ref, err := name.ParseReference(a)
if err != nil {
return nil, err