Set correct ownership during package extraction

src/bpmlib/packages.go

@@ -596,6 +596,11 @@ func extractPackage(bpmpkg *BPMPackage, verbose bool, filename, rootDir string)
 				return err
 			}
 
+			err = os.Chown(extractFilename, header.Uid, header.Gid)
+			if err != nil {
+				return err
+			}
+
 			// Using syscall instead of os.Chmod because it seems to strip the setuid, setgid and sticky bits
 			err := syscall.Chmod(extractFilename, uint32(header.Mode))
 			if err != nil {
@@ -647,6 +652,11 @@ func extractPackage(bpmpkg *BPMPackage, verbose bool, filename, rootDir string)
 				return err
 			}
 
+			err = os.Chown(extractFilename, header.Uid, header.Gid)
+			if err != nil {
+				return err
+			}
+
 			// Using syscall instead of os.Chmod because it seems to strip the setuid, setgid and sticky bits
 			err = syscall.Chmod(extractFilename, uint32(header.Mode))
 			if err != nil {