#!/bin/sh

# Generic script to pick hda or sda
# We're assuming if we're using HDA, then we're also using HDB for RAID
# Same for SDA/SDB
mymedia=`cat /proc/ide/hda/media`
if [ "$mymedia" == "disk" ]; then
        hdone="/dev/hda"
        shortone="hda"
        hdtwo="/dev/hdb"
        shorttwo="hdb"
	echo ignoredisk --drives=[sda,sdb,sdc,sdd,sde,sdf,sdg,hdc,hdd,hde,hdf,hdg]
else
        hdone="/dev/sda"
        shortone="sda"
        hdtwo="/dev/sdb"
        shorttwo="sdb"
	echo ignoredisk --drives=[sdc,sdd,sde,sdf,sdg,hda,hdb,hdc,hdd,hde,hdf,hdg]
fi

# Using sadly lifted code from a character generator
# Because CentOS6 is now missing some tools

CHARLIST="1234567890abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
RANDCOUNT="4"

for (( i=0; i<$RANDCOUNT; i++ ))
do
        let "POS=$RANDOM%${#CHARLIST}"
        CHAR=${CHARLIST:POS:1}
        STRING=$STRING$CHAR
done
unid=$STRING

sleep 1
echo clearpart     --all --drives=$shortone,$shorttwo --initlabel

echo part raid.00 --size=100 --ondisk=$shortone --asprimary
echo part raid.01 --size=100 --ondisk=$shorttwo --asprimary
echo raid /boot   --level=1 --device=md0 raid.00 raid.01

echo part raid.10 --size=4096 --ondisk=$shortone --asprimary
echo part raid.11 --size=4096 --ondisk=$shorttwo --asprimary
echo raid swap    --level=1 --device=md1 raid.10 raid.11

echo part raid.20 --size=1 --grow --ondisk=$shortone --asprimary
echo part raid.21 --size=1 --grow --ondisk=$shorttwo --asprimary
echo raid pv.0    --level=1 --device=md2 raid.20 raid.21

echo volgroup sys-$unid pv.0
echo logvol /var/tmp --vgname=sys-$unid --name=vartmp --size=2048
echo logvol /tmp --vgname=sys-$unid --name=tmp --size=2048
echo logvol / --vgname=sys-$unid --name=root --size=1 --grow