--- cdrom.image/sme10/Packages/base/sme-kickstart.cfg	2016/05/30 09:31:44	1.2
+++ cdrom.image/sme10/Packages/base/sme-kickstart.cfg	2016/05/31 12:37:44	1.3
@@ -2,55 +2,108 @@
 auth --enableshadow --passalgo=sha512
 # Use CDROM installation media
 cdrom
-# Use graphical install
-#graphical
-#%include /usr/share/anaconda/interactive-defaults.ks
-#install
-ignoredisk --only-use=vda
-# Keyboard layouts
-keyboard --xlayouts='us'
-# System language
-lang en_US.UTF-8
+# we do not want Selinux
 selinux --disabled
-#reboot
+# services to activate
+services --disabled=lm_sensors
+# default root pass, willbe changed in post-install process anyway
+rootpw --lock 
 
+# include the partitioning logic from the pre section.
+%include /tmp/part-include
 
-# System timezone
-timezone America/New_York --isUtc
+%pre
+# pre section
+#----- partitioning logic below--------------
+# pick the first drive that is not removable and is over MINSIZE
+DIR="/sys/block"
+
+# minimum size of hard drive needed specified in GIGABYTES
+MINSIZE=20
+
+ROOTDRIVE=""
+
+# /sys/block/*/size is in 512 byte chunks
+
+for DEV in sda sdb sdc sdd hda hdb vda vdb xvda xvdb; do
+  if [ -d $DIR/$DEV ]; then
+    REMOVABLE=`cat $DIR/$DEV/removable`
+    if (( $REMOVABLE == 0 )); then
+      echo $DEV
+      SIZE=`cat $DIR/$DEV/size`
+      GB=$(($SIZE/2**21))
+      if [ $GB -gt $MINSIZE ]; then
+        echo "$(($SIZE/2**21))"
+        if [ -z $ROOTDRIVE ]; then
+          ROOTDRIVE=$DEV
+        fi
+      fi
+    fi
+  fi
+done
+
+echo "ROOTDRIVE=$ROOTDRIVE"
 
+# drives smaller than 40GB use smaller boot and swap partitions
+# drives larger than 40GB use percentage-based partition sizes
 
-# System bootloader configuration
-bootloader --append=" crashkernel=auto quiet" --location=mbr --boot-drive=vda
-#Clear the Master Boot Record
-#zerombr yes
+if [ $GB -lt 40 ]; then
+
+# drives smaller than 40GB
+cat << EOF > /tmp/part-include
 zerombr
+clearpart --all --drives=$ROOTDRIVE --initlabel
+bootloader --location=mbr --driveorder=$ROOTDRIVE
+# for boot partition
+part /boot --fstype ext4 --size=300 --ondisk=$ROOTDRIVE
+# for LVM partition
+part pv.8 --size=4600 --grow --ondisk=$ROOTDRIVE
+# LVM
+volgroup main --pesize=65536 pv.8
+logvol / --fstype ext4 --name=root --vgname=main --grow --size=3000
+logvol swap --fstype swap --name=swap --vgname=main --size=1500
+
+EOF
+
+
+else
+# drives 40GB and larger
+
+cat << EOF > /tmp/part-include
+zerombr
+clearpart --all --drives=$ROOTDRIVE --initlabel
+bootloader --location=mbr --driveorder=$ROOTDRIVE
+# for boot partition
+part /boot --fstype ext4 --size=500 --ondisk=$ROOTDRIVE
+# for LVM partition
+part pv.8 --size=4600 --grow --ondisk=$ROOTDRIVE
+# LVM
+volgroup main --pesize=65536 pv.8
+logvol / --fstype ext4 --name=root --vgname=main --grow  --size=3000
+logvol swap --fstype swap --name=swap --vgname=main --size=4000
+
+EOF
+
+fi
+
+%end
+
+
+
+
+
+
+
+
+
+
+
+
 
-# Partition clearing information
-#clearpart --all --initlabel --drives=vda
 
-# autopartionning
-autopart --type=lvm
 
-## Disks for 500 MB boot partition
-#part raid.01 --size=500 --asprimary --ondisk=vda
-#part raid.02 --size=500 --asprimary --ondisk=vdb
-
-## Disks for LVM partition
-#part raid.11 --size=1 --grow --ondisk=vda
-#part raid.12 --size=1 --grow --ondisk=vdb
-
-## RAID settings
-#raid /boot --fstype ext2 --device md0 --level=RAID1 raid.01 raid.02
-#raid pv.01 --device md1 --level=RAID1 raid.11 raid.12
-
-# LVM configuration
-#volgroup vg pv.01
-#logvol / --vgname=vg --size=1 --grow --fstype ext3 --name=root
-#logvol swap --vgname=vg --recommended --name=swap
 
 
-# services to activate
-services --disabled=lm_sensors
 # packages to install
 %packages
 @^minimal