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<TITLE>Root RAID HOWTO cookbook: Appendice F. - rc.raidown </TITLE>
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<H2><A NAME="Appendix-F"></A> <A NAME="s13">13. Appendice F. - rc.raidown </A></H2>
<P>Copia il testo che segue nello script <B>rc.raidown</B> e salvalo in
<B>/etc/rc.d</B>.
<PRE>
#! /bin/sh
#
# rc.raidown This file is executed by init when it goes into runlevel
# 0 (halt) or runlevel 6 (reboot). It saves the status of
# a root mounted raid array for subsequent re-boot
#
# Version: 1.08 3-25-98 Michael A. Robinton < michael@bizsystems.com >
#
############ Save raid boot and status info ##############
if [ -f /etc/raidboot.conf ]
then
{
read RaidBootDevs
read RaidStatusPath
read RaidConfigEtc
} < /etc/raidboot.conf
# you must have issued
# cat /proc/mdstat | grep md0 >
# {your boot vol mnt(s)}/{RaidStatusPath}/raidgood.ref
# before linuxrc will execute properly with this info
#
# capture raid status
RAIDSTATUS=`/bin/cat /proc/mdstat | /usr/bin/grep md0`
mkdir /tmp/raid$$
echo "Writing RAID read-only boot FLAG(s)."
for Device in ${RaidBootDevs}
do
# get mount point for raid boot device or use tmp
RBmount=$( cat /proc/mounts | /usr/bin/grep ${Device} )
if [ -n ${RBmounts} ]; then
RBmount=$( echo ${RBmount} | cut -f 2 -d ' ' )
else
RBmount="/tmp/raid$$"
mount ${Device} ${RBmount}
fi
if [ -d ${RBmount}/${RaidStatusPath} ]; then
# Create raid mounted RO flag = shutdown status of raid array
echo ${RAIDSTATUS} > ${RBmount}/${RaidStatusPath}/raidboot.ro
# Don't propagate 'fstab' from ramdisk
if [ -f /linuxrc ]; then
FSTAB=
else
FSTAB=fstab
fi
pushd /etc
# Save etc files for rescue system
/bin/tar --ignore-failed-read \
-cf ${RBmount}/${RaidStatusPath}/raidboot.etc \
raid*.conf mdtab* ${FSTAB} lilo.conf
popd
# Create new raidboot.cfg
{
/bin/echo ${RaidBootDevs}
/bin/echo ${RaidStatusPath}
/bin/echo ${RaidConfigEtc}
} > ${RBmount}/${RaidStatusPath}/raidboot.cfg
/bin/umount ${RBmount}
fi
done
rmdir /tmp/raid$$
echo "Raid boot armed"
fi
################## end raid boot #########################
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