#!/bin/sh

# Generic script to pick firmware raid or local disk
# Hope this works! It's awfully simplistic...
amiraid=`ls -1 /dev/mapper/ | grep -v control | grep -v sys`
if [ "$amiraid" == "" ]; then
        hd="/dev/sda"
        short="sda"
else
        hd="/dev/mapper/$amiraid"
        short="mapper/$amiraid"
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 ignoredisk --drives=[sdb,sdc,sdd,sde,sdf,sdg,hdb,hdc,hdd,hde,hdf,hdg]
echo clearpart     --all --drives=$short --initlabel
echo part /boot    --fstype ext4 --size=100  --ondisk=$short --asprimary
echo part swap                   --recommended --ondisk=$short --asprimary
echo part pv.0 --size=1 --grow --ondisk=$short --asprimary
# New Partitioning scheme
#echo part /        --fstype ext3 --size=1536 --ondisk=$short --asprimary
#echo part /usr     --fstype ext3 --size=2500 --ondisk=$short
#echo part /var/tmp --fstype ext3 --size=768  --ondisk=$short
#echo part /tmp     --fstype ext3 --size=1024 --ondisk=$short
#echo part /var     --fstype ext3 --size=1 --grow --ondisk=$short

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