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gnu: file-system-shepherd-service: Use mount-file-system. 

* gnu/services/base.scm (file-system-shepherd-service): Use
  mount-file-system instead of manually mounting the file system.
This commit is contained in:
John Darrington 2016-11-29 19:33:39 +01:00 committed by David Craven
parent d24727c019
commit bf7ef1bb84
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1 changed files with 9 additions and 29 deletions
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38
gnu/services/base.scm
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@ -252,6 +252,8 @@ FILE-SYSTEM."
(device (file-system-device file-system))
(type (file-system-type file-system))
(title (file-system-title file-system))
(flags (file-system-flags file-system))
(options (file-system-options file-system))
(check? (file-system-check? file-system))
(create? (file-system-create-mount-point? file-system))
(dependencies (file-system-dependencies file-system)))
@ -264,34 +266,12 @@ FILE-SYSTEM."
,@(map dependency->shepherd-service-name dependencies)))
(documentation "Check, mount, and unmount the given file system.")
(start #~(lambda args
;; FIXME: Use or factorize with 'mount-file-system'.
(let ((device (canonicalize-device-spec #$device '#$title))
(flags #$(mount-flags->bit-mask
(file-system-flags file-system))))
#$(if create?
#~(mkdir-p #$target)
#~#t)
#$(if check?
#~(begin
;; Make sure fsck.ext2 & co. can be found.
(setenv "PATH"
(string-append
#$e2fsprogs "/sbin:"
"/run/current-system/profile/sbin:"
(getenv "PATH")))
(check-file-system device #$type))
#~#t)
(mount device #$target #$type flags
#$(file-system-options file-system))
;; For read-only bind mounts, an extra remount is
;; needed, as per <http://lwn.net/Articles/281157/>,
;; which still applies to Linux 4.0.
(when (and (= MS_BIND (logand flags MS_BIND))
(= MS_RDONLY (logand flags MS_RDONLY)))
(mount device #$target #$type
(logior MS_BIND MS_REMOUNT MS_RDONLY))))
#$(if create?
#~(mkdir-p #$target)
#t)
(mount-file-system
`(#$device #$title #$target #$type #$flags #$options
#$check?) #:root "/")
#t))
(stop #~(lambda args
;; Normally there are no processes left at this point, so
@ -305,7 +285,7 @@ FILE-SYSTEM."
;; We need an additional module.
(modules `(((gnu build file-systems)
#:select (check-file-system canonicalize-device-spec))
#:select (mount-file-system))
,@%default-modules)))))))
(define file-system-service-type