scripts/fiber_channel/ls-fc-luns

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#!/bin/ksh
function get_hba_vendor_code
{
host=$1
pci_loc=$(ls -l /sys/class/scsi_host/host${host} \
| awk -F '/' '{i=NF-3; print $i}' )
hba_vendor_code=$(lspci -nvms $pci_loc | awk '/^Vendor/ {print $2}')
print $hba_vendor_code
}
function get_hba_wwpn
{
host=$1
hba_vendor_code=$(get_hba_vendor_code $host)
case $hba_vendor_code in
1077)
wwpn=$(get_qla_wwpn $host);;
10df)
wwpn=$(cat /sys/class/fc_host/host${host}/port_name);;
1000)
wwpn=$(cat /sys/class/fc_host/host${host}/port_name);;
esac
print $wwpn
}
function get_qla_wwpn
{
host=$1
wwpn=''
file=/sys/class/fc_host/host${host}/port_name
if [ -r $file ]
then
wwpn=$(cat $file)
else
file=/sys/class/scsi_host/host${host}/proc_name
if [ -r $file ]
then
proc_name=$(cat $file)
file=/proc/scsi/$proc_name/$host
if [ -r $file ]
then
wwpn=$(grep 'adapter-port' /proc/scsi/$proc_name/$host \
| awk -F '=' '{print $2}' \
| tr -d ';')
else
return 2
fi
else
return 1
fi
fi
print $wwpn
}
function get_host_targets
{
host=$1
ls /sys/class/scsi_host/host${host}/device | sed -ne 's/^target//p'
set -A rports $(ls /sys/class/scsi_host/host${host}/device | sed -ne '/^rport/p')
for r in ${rports[@]}
do
ls /sys/class/scsi_host/host${host}/device/$r
done | sed -ne 's/^target//p'
}
function get_target_wwpn
{
host=$1
target=$2
target_id=$(echo $target | awk -F ':' '{print $NF}')
#echo get_target_wwpn $host $target target_id=$target_id
wwpn='tgt-wwpn???'
vendor_code=$(get_hba_vendor_code $host)
case $vendor_code in
1077)
wwpn=$(get_qla_tgt_wwpn $host $target);;
10df | 1000)
wwpn=$(cat /sys/class/fc_transport/target${target}/port_name);;
esac
print $wwpn
}
function get_qla_tgt_wwpn
{
host=$1
tgt=$2
wwpn=''
file=/sys/class/fc_transport/target${tgt}/port_name
if [ -r $file ]
then
wwpn=$(cat $file)
else
file=/sys/class/scsi_host/host${host}/proc_name
if [ -r $file ]
then
proc_name=$(cat /sys/class/scsi_host/host${host}/proc_name)
file=/proc/scsi/$proc_name/$host
if [ -r $file ]
then
wwpn=$(grep "scsi-qla.-target-$target_id" $file \
| awk -F '=' '{print $2}' \
| tr -d ';' )
else
return 2
fi
else
return 1
fi
fi
print $wwpn
}
function array_merge_numeric
{
for i in $@; do echo $i; done | sort -nu
}
function array_merge
{
for i in $@; do echo $i; done | sort -u
}
#set -x
# Check for host hba's
set -A list1
[[ -d /sys/class/fc_host ]] && \
set -A list1 $(ls /sys/class/fc_host | sed -e 's/host//')
# Check for host hba's another way
set -A list2
[[ -d /sys/class/scsi_host ]] && \
for i in /sys/class/scsi_host/host*
do
proc=$(cat $i/proc_name)
case $proc in
qla2* | lpfc | mptfc)
host=$(basename $i | sed -e 's/host//')
list2[${#list2[@]}]=$host
esac
done
set -A hbas $(array_merge_numeric ${list1[@]} ${list2[@]})
# FOREACH HBA
for hba in "${hbas[@]}"
do
# hba wwpn
hba_wwpn=$(get_hba_wwpn $hba)
print "HBA $hba_wwpn host$hba"
# get list of targets for this hba
set -A targets $(get_host_targets $hba)
# FOREACH TARGET
for target in "${targets[@]}"
do
# get target wwpn
target_wwpn=$(get_target_wwpn $hba $target)
# get list of luns for this hba:target
set -A luns $(
ls /sys/class/fc_transport/target${target}/device \
| sed -ne "s/${target}://p")
# FOREACH LUN
for lun in "${luns[@]}"
do
unset lun_scsi_dev lun_uniq_id
# get local scsi dev this lun is mapped to
file=$(ls /sys/class/fc_transport/target${target}/device/${target}:${lun} | sed -ne '/^block/p')
if [ -n "${file}" ]
then
#lun_scsi_dev=$(basename $(ls -l /sys/class/fc_transport/target${target}/device/${target}:${lun}/block* | awk '{print $NF}') )
lun_scsi_dev=$(ls /sys/class/fc_transport/target${target}/device/${target}:${lun}/block* )
# get unique lun id
lun_uniq_id=$(/lib/udev/scsi_id --page=0x83 --whitelisted --device=/dev/${lun_scsi_dev})
fi
lun_timeout=`cat /sys/class/scsi_device/${target}:${lun}/device/timeout`
# PRINT
print $hba_wwpn $target_wwpn "$target:$lun" $lun_scsi_dev $lun_uniq_id $lun_timeout
done
done
done