.lib-scanDevices.sh

#!/bin/bash
# Scan devices
# "scanDevices"
# APA 20191227

# initialisation des variables

if [ -z "$(find /tmp/pvresize-before.sh -mmin -1 2>/dev/null )" ] ;then
echo "=== DEVICE ==="

cat <<EOT >/tmp/pvresize-before.sh
# scan FC
ls -1 /sys/class/fc_host/*/issue_lip |while read FCPath ;do
  echo "1" >"\${FCPath}"
done &&sleep 2

# scan SCSII
ls -1 /sys/class/scsi_host/*/scan |while read SCSIIPath ;do
  echo "- - -" >"\${SCSIIPath}"
done &&sleep 2

# scan device
ls -1 /sys/block/*/device/rescan |while read devicePath ;do
  echo 1 >"\${devicePath}"
done &&sleep 2

multipath -ll |sed -rn 's# .* (sd[a-z]+) .* failed faulty.*\$#\1#p' |while read lineMy ;do
  echo 1 > /sys/block/"\${lineMy}"/device/delete
done &&sleep 2

# update multipath
# multipath present
multipath -r |sed -rn 's#^.*\((.*)\).*\$#\1#p' >/tmp/multipath_r

mpathNameList="\$(multipath -ll |grep -w dm |grep -vwf /tmp/multipath_r |sed -rn 's#^([[:graph:]]+)[[:space:]].*\$#\1#p' )"

if [ ! -z "\${mpathNameList}" ] ;then
  echo "\${mpathNameList}" |while read mpathName ;do
    dmsetup remove -f \$mpathName
    multipath -f \$mpathName
  done
fi
#multipath -F
multipath -r &&sleep 2

multipath -ll |sed -rn 's#^([[:graph:]]+).*dm-.*\$#\1#p' |while read multipathName ;do
  multipathd resize map "\${multipathName}"
done &&sleep 2
EOT
if [ $# -eq 0 ] ;then
  script.sh "$(hostList.sh intrasys |grep -E '^t.[^v][[:alnum:]]{8}[^p](|-...)$' )" /tmp/pvresize-before.sh 2>&1 >/dev/null
else
  script.sh "$@" /tmp/pvresize-before.sh 2>&1 >/dev/null
fi

echo "=== LVM ==="
cat <<EOT >/tmp/pvresize.sh
# pv resize
pvs |tail -n +2 |awk '{print \$1}' |xargs pvresize
EOT
if [ $# -eq 0 ] ;then
  script.sh "$(hostList.sh intrasys |grep -E '^t.[^v][[:alnum:]]{8}[^p](|-...)$' )" /tmp/pvresize.sh 2>&1 >/dev/null
else
  script.sh "$@" /tmp/pvresize.sh 2>&1 >/dev/null
fi
fi