[LU-2740] lustre utils should support '--version'

• Type: Bug
• Resolution: Fixed
• Priority: Minor
• Fix Version/s: Lustre 2.6.0, Lustre 2.7.0
• Affects Version/s: Lustre 2.4.0
• Severity: 3
• Assignee: James Nunez (Inactive)
• Reporter: John Hammond

Description

# mount.lustre --version
mount.lustre: unrecognized option '--version'
...
# lfs --version
Try interactive use without arguments or use one of:
"setstripe"
"getstripe"
...
# lctl --version
Try interactive use without arguments or use one of:
"===== metacommands ======="
"--device"
...

# lfsck --version
lfsck 1.42.6.wc2 (10-Dec-2012)

usage: lfsck [-cdfhlnv] --mdsdb mdsdb --ostdb ostdb1 [ostdb2 ...] filesystem

	-m|--mdsdb mdsdb  MDS database from e2fsck --mdsdb
	-o|--ostdb ostdb  OST databases from e2fsck --ostdb
	filesytem         full path of lustre mountpoint
...
# echo $?
16

Also ensure that exit status is 0 on handling --version.

Issue Links

• is related to: LU-5170 lfs usability