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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.
master
Ludovic Courtès 2018-09-26 22:58:23 +02:00
parent a56c4eb8f4
commit 23784f0c33
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1 changed files with 6 additions and 1 deletions
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gnu/services/base.scm
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@ -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))))