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lszfcp: add new output marker for non-good SCSI devices (luns)

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Shows potential issues with zfcp-attached SCSI devices at one glance.

Example:

$ lszfcp -De
0.0.5000/0x500507680b2181fa/0x027d000000000000 1:0:1:637 NotRunning

$ lszfcp -DeV
/sys/devices/css0/0.0.0223/0.0.5000/0x500507680b2181fa/0x027d000000000000
/sys/bus/ccw/drivers/zfcp/0.0.5000/host1/rport-1:0-1/target1:0:1/1:0:1:637 NotRunning
/sys/block/sdm /sys/class/scsi_generic/sg12

Signed-off-by: Steffen Maier <maier@linux.ibm.com>
Reviewed-by: Fedor Loshakov <loshakov@linux.ibm.com>
Reviewed-by: Jens Remus <jremus@linux.ibm.com>
Signed-off-by: Jan Höppner <hoeppner@linux.ibm.com>
This commit is contained in:
Steffen Maier
2019-02-21 19:06:44 +01:00
committed by Jan Höppner
parent 94b7a8f68d
commit 0c78add815
1 changed files with 13 additions and 3 deletions
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16
zconf/lszfcp
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@@ -340,11 +340,21 @@ show_devices()
[ $WWPN != ${PAR_WWPN:-$WWPN} ] && continue
[ $ADAPTER != ${PAR_BUSID:-$ADAPTER} ] && continue
ZFCP_UNIT_PATH=$SYSFS/devices/css[0-9]*/[0-9d]*/$ADAPTER/$WWPN/$LUN
SDEVMARKER=""
if $SHOW_EXTENDED; then
[ -d $ZFCP_UNIT_PATH ] || SDEVMARKER="$SDEVMARKER auto"
[ -r $SCSI_DEVICE_PATH/state ] \
&& read SDEVSTATE < $SCSI_DEVICE_PATH/state
[ "$SDEVSTATE" != "running" ] \
&& SDEVMARKER="$SDEVMARKER NotRunning"
fi
if [ $VERBOSITY -eq 0 ]; then
echo "$ADAPTER/$WWPN/$LUN `basename $SCSI_DEVICE_PATH`"
echo "$ADAPTER/$WWPN/$LUN `basename $SCSI_DEVICE_PATH`$SDEVMARKER"
else
echo "`ls -d $SYSFS/devices/css0/*/$ADAPTER`/$WWPN/$LUN"
echo ${SCSI_DEVICE_PATH%*/} # without trailing slash
echo "`ls -d $SYSFS/devices/css0/[0-9d]*/$ADAPTER`/$WWPN/$LUN"
echo ${SCSI_DEVICE_PATH%*/}$SDEVMARKER # without trailing slash
# On live systems, there are links to the block and
# generic devices. In a dbginfo archive, these links