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authorLudovic Courtès <ludo@gnu.org>2018-09-26 22:58:23 +0200
committerLudovic Courtès <ludo@gnu.org>2018-09-26 23:40:37 +0200
commit23784f0c3342a0fab5bf2a1c15c300b9f0856872 (patch)
tree5a6a549445ba331eee83b84b3b944a623995c916 /gnu
parenta56c4eb8f43ae5555985d8a84308d150c0763c5a (diff)
downloadguix-23784f0c3342a0fab5bf2a1c15c300b9f0856872.tar.gz
services: udev: Don't attempt to read "modules.devname" from a container.
Fixes <https://bugs.gnu.org/32814>.
Reported by Julien Lepiller <julien@lepiller.eu>.

* gnu/services/base.scm (udev-shepherd-service)[start]: Check whether
DIRECTORY exists and skip 'make-static-device-nodes' call if it doesn't.
Diffstat (limited to 'gnu')
-rw-r--r--gnu/services/base.scm7
1 files changed, 6 insertions, 1 deletions
diff --git a/gnu/services/base.scm b/gnu/services/base.scm
index 5ba2c6b86d..9dfabd9807 100644
--- a/gnu/services/base.scm
+++ b/gnu/services/base.scm
@@ -1881,7 +1881,12 @@ item of @var{packages}."
                             (string-append linux-module-directory "/"
                                            kernel-release))
                            (old-umask (umask #o022)))
-                      (make-static-device-nodes directory)
+                      ;; If we're in a container, DIRECTORY might not exist,
+                      ;; for instance because the host runs a different
+                      ;; kernel.  In that case, skip it; we'll just miss a few
+                      ;; nodes like /dev/fuse.
+                      (when (file-exists? directory)
+                        (make-static-device-nodes directory))
                       (umask old-umask))
 
                     (let ((pid (fork+exec-command (list udevd))))