~ruther/guix-local: vm: Filter out file systems that refer to UUIDs or labels.

f00515b4831cbeef7ef4ee9dcc0079ecdadb705b — Ludovic Courtès 8 years ago 1d0865c

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

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

patch browse .tar.gz

1 files changed, 7 insertions(+), 1 deletions(-)

M gnu/system/vm.scm

M gnu/system/vm.scm => gnu/system/vm.scm +7 -1

@@ 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