Merge pull request #370 from vbehar/cleanup-flag

Add a new flag to cleanup the filesystem at the end

pkg/config/options.go

@@ -33,4 +33,5 @@ type KanikoOptions struct {
 	Reproducible   bool
 	NoPush         bool
 	Cache          bool
+	Cleanup        bool
 }

pkg/executor/build.go

@@ -264,6 +264,11 @@ func DoBuild(opts *config.KanikoOptions) (v1.Image, error) {
 					return nil, err
 				}
 			}
+			if opts.Cleanup {
+				if err = util.DeleteFilesystem(); err != nil {
+					return nil, err
+				}
+			}
 			return sourceImage, nil
 		}
 		if stage.SaveStage {