vm: Filter out file systems that refer to UUIDs or labels.

f00515b4 · Ludovic Courtès <[email protected]> · 2017-11-30 16:14:12 +01:00

* gnu/system/vm.scm (virtualized-operating-system)[user-file-systems]:
Filter out things that refer to file system UUIDs or labels.

Changes

1 files changed · +7 −1

File	Status	Add	Del	Content
gnu/system/vm.scm	modified	+7	−1	View file

diff --git a/gnu/system/vm.scm b/gnu/system/vm.scm
index 3ddb41d..a5fe48e 100644
--- a/gnu/system/vm.scm
+++ b/gnu/system/vm.scm
@@ -554,7 +554,13 @@ environment with the store shared with the host.  MAPPINGS is a list of
                 (or (string=? target (%store-prefix))
                     (string=? target "/")
                     (and (eq? 'device (file-system-title fs))
-                         (string-prefix? "/dev/" source)))))
+                         (string-prefix? "/dev/" source))
+
+                    ;; Labels and UUIDs are necessarily invalid in the VM.
+                    (and (file-system-mount? fs)
+                         (or (eq? 'label (file-system-title fs))
+                             (eq? 'uuid (file-system-title fs))
+                             (uuid? source))))))
             (operating-system-file-systems os)))
 
   (define virtual-file-systems