/usr/lib/dracut/modules.d/95zfcp/zfcpconf.sh is in dracut-network 020-2.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 | #!/bin/sh
# -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*-
# ex: ts=8 sw=4 sts=4 et filetype=sh
# config file syntax:
# deviceno WWPN FCPLUN
#
# Example:
# 0.0.4000 0x5005076300C213e9 0x5022000000000000
# 0.0.4001 0x5005076300c213e9 0x5023000000000000
#
#
# manual setup:
# modprobe zfcp
# echo 1 > /sys/bus/ccw/drivers/zfcp/0.0.4000/online
# echo LUN > /sys/bus/ccw/drivers/zfcp/0.0.4000/WWPN/unit_add
#
# Example:
# modprobe zfcp
# echo 1 > /sys/bus/ccw/drivers/zfcp/0.0.4000/online
# echo 0x5022000000000000 > /sys/bus/ccw/drivers/zfcp/0.0.4000/0x5005076300c213e9/unit_add
CONFIG=/etc/zfcp.conf
PATH=/usr/sbin:/usr/bin:/sbin:/bin
if [ -f "$CONFIG" ]; then
if [ ! -d /sys/bus/ccw/drivers/zfcp ]; then
modprobe zfcp
fi
if [ ! -d /sys/bus/ccw/drivers/zfcp ]; then
return
fi
sed 'y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/' < $CONFIG| while read line; do
case $line in
\#*) ;;
*)
[ -z "$line" ] && continue
set $line
if [ $# -eq 5 ]; then
DEVICE=$1
SCSIID=$2
WWPN=$3
SCSILUN=$4
FCPLUN=$5
echo "Warning: Deprecated values in /etc/zfcp.conf, ignoring SCSI ID $SCSIID and SCSI LUN $SCSILUN"
elif [ $# -eq 3 ]; then
DEVICE=${1##*0x}
WWPN=$2
FCPLUN=$3
fi
echo 1 > /sys/bus/ccw/drivers/zfcp/${DEVICE}/online
[ ! -d /sys/bus/ccw/drivers/zfcp/${DEVICE}/${WWPN}/${FCPLUN} ] \
&& echo $FCPLUN > /sys/bus/ccw/drivers/zfcp/${DEVICE}/${WWPN}/unit_add
;;
esac
done
fi
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