From 7931e88ac8ab2eab4da6840a698920f8c28deba4 Mon Sep 17 00:00:00 2001
From: Sebastian Schmelzer
Date: Mon, 2 May 2011 16:43:55 +0200
Subject: update installer ..

---
 create-installer               |   2 +-
 install-usb                    |   5 +-
 installer/tpl/installer.tpl.sh | 170 ++++++++++++++++++++++++++++++++++++-----
 3 files changed, 154 insertions(+), 23 deletions(-)

diff --git a/create-installer b/create-installer
index ddec96d..50075f9 100755
--- a/create-installer
+++ b/create-installer
@@ -30,7 +30,7 @@ cp -f $SYSLINUX/linux/syslinux $ROOT_DIR/installer/tmp/bin
 cp -f $ROOT_DIR/build/kernel-preboot-latest $ROOT_DIR/installer/tmp/boot/kernel
 
 build.initramfs.sh
-cp -f $ROOT_DIR/build/initramfs-default $ROOT_DIR/installer/tmp/boot/init
+cp -f $ROOT_DIR/build/initramfs-default $ROOT_DIR/installer/tmp/boot/initramfs
 
 cp -f $SYSLINUX/com32/menu/menu.c32 $ROOT_DIR/installer/tmp/boot/
 cp -f $SYSLINUX/com32/menu/vesamenu.c32 $ROOT_DIR/installer/tmp/boot/
diff --git a/install-usb b/install-usb
index ccac69e..1467019 100755
--- a/install-usb
+++ b/install-usb
@@ -24,7 +24,8 @@ fi
 OUT_DEV=$1
 
 if [ -z $OUT_DEV ]; then
-    echo "no dev"
+    echo "[Error] No output device specified."
+    echo "Usage $0 [devicename of usb-stick] (e.g. \"sdc\" for /dev/sdc)."
     exit 1
 fi
 
@@ -39,7 +40,7 @@ done
 
 SYSLINUX=${ROOT_DIR}/contrib/syslinux/latest
 
-PATH="$PATH:${ROOT_DIR}/bin/"
+PATH="${ROOT_DIR}/bin/:$PATH"
 
 # create the required stuff (syslinux, kernel, initramfs)
 [ ! -f ${SYSLINUX}/Makefile ] && env.setup-syslinux.sh
diff --git a/installer/tpl/installer.tpl.sh b/installer/tpl/installer.tpl.sh
index 9777fc1..1214af3 100755
--- a/installer/tpl/installer.tpl.sh
+++ b/installer/tpl/installer.tpl.sh
@@ -1,67 +1,197 @@
 #!/bin/bash
+# -----------------------------------------------------------------------------
+# Copyright (c) 2011 - OpenSLX GmbH
+#
+# This program is free software distributed under the GPL version 2.
+# See http://openslx.org/COPYING
+#
+# If you have any feedback please consult http://openslx.org/feedback and
+# send your suggestions, praise, or complaints to feedback@openslx.org
+#
+# General information about OpenSLX can be found at http://openslx.org/
+# -----------------------------------------------------------------------------
+# PreBoot USB stick installer
+# -----------------------------------------------------------------------------
 
 ROOT_DIR=$(dirname $(readlink -f $0))
 SELF=$(readlink -f $0)
 TMP_DIR="/tmp/pbstick-$$"
 
-OUT_DEV=$1
+DEBUG=0
+FORCE=0
+
+VERSION=""
+VDATE=""
+
+SHORT_OPTS=":vfdh"
+LONG_OPTS="version,force,debug,help"
+
+print_usage() {
+  echo "Usage: $(basename $SELF) [OPTIONS] DEVICE"
+  echo -e "  -d  --debug   \t give more debug output"
+  echo -e "  -f  --force   \t don't ask questions"
+  echo -e "  -h  --help    \t print help"
+  echo -e "  -v  --version \t print version information"
+  echo "DEVICE is the device used by the usb stick (e.g. \"sdX\" for /dev/sdX)."
+}
+
+TEMP=`getopt -o $SHORT_OPTS --long $LONG_OPTS \
+     -n "$0" -- "$@"`
+
+if [ $? != 0 ] ; then 
+  echo -e "[Error] Unknown option(s).\n"
+  print_usage
+  exit 1
+fi
+
+eval set -- "$TEMP"
+
+while true ; do
+        case "$1" in
+                -v|--version)
+                     echo  "OpenSLX PreBoot USB stick installer ($VERSION - $VDATE)."
+                     exit 0
+                   ;;
+                -h|--help)
+                     print_usage
+                     exit 0
+                   ;;
+                -f|--force) echo "[Info]  Disable user-interaction."; FORCE=1; shift ;;
+                -d|--debug) echo "[Info]  Enabled debugmode."; DEBUG=1; shift ;;
+                --) shift ; break ;;
+                *) echo "[Error] Internal error!" ; exit 1 ;;
+        esac
+done
+
 
 if [ $(whoami) != "root" ]; then
-  echo "you should be root"
+  echo -e "[Error] You should be root."
   exit 1;
 fi
 
+OUT_DEV=$1
+shift
+
+if [ ! -z $1 ]; then
+    echo -e "[Error] Too many parameters. \n"
+    print_usage
+    exit 1
+fi
+
 if [ -z $OUT_DEV ]; then
-    echo "no outputdev specified - usage $0 [devicename of usbstick] (eg sdc for /dev/sdc)"
+    echo -e "[Error] No output device specified.\n"
+    print_usage
     exit 1
 fi
 
+if [ ! -e "/dev/$OUT_DEV" ]; then
+    echo -e "[Error] There is no /dev/${OUT_DEV}."
+    exit 1
+fi
+
+if [ -z $(which uuencode) ]; then
+    echo -e "[Error] uuencode is missing (if you are on a debian/ubuntu system: apt-get install sharutils)"
+    exit 1
+fi
+
+
+# unpack script payload
+
 mkdir -p $TMP_DIR
 
+set_quiet () {
+	if [ "x$DEBUG" != "x1" ]; then
+	  touch $TMP_DIR/stdout.log
+	  touch $TMP_DIR/stderr.log
+	  exec 6>&1 > $TMP_DIR/stdout.log
+	  exec 2>  $TMP_DIR/stderr.log
+	fi
+}
+
+unset_quiet () {
+	if [ "x$DEBUG" != "x1" ]; then
+  	  exec 1>&6 6>&-
+	  exec 2>&-
+	fi
+}
+
+set_quiet
 match=$(grep --text --line-number '^PAYLOAD:$' $SELF | cut -d ':' -f 1)
 payload_start=$((match + 1))
 cd $TMP_DIR
-tail -n +$payload_start $SELF | uudecode | tar -xjvf -
+tail -n +$payload_start $SELF | uudecode | tar -xjf -
 cd $ROOT_DIR
 
 
-PATH="$PATH:$TMP_DIR/bin/"
+
+
+PATH="$TMP_DIR/bin/:$PATH"
+
+if [ "x$FORCE" != "x1" ]; then
+  unset_quiet
+  echo "Device \"/dev/${OUT_DEV}\" will be repartitioned and formatted."
+  echo -n "Do you really want to proceed? Then type in 'yes': "
+  read cont
+  [ "x${cont}" != "xyes" ] && exit 1
+  set_quiet
+fi
 
 for i in 1 2 3 4 5 6 7 8 9; do
    umount /dev/${OUT_DEV}$i &> /dev/null
 done
 
-# create bootable vfat partition with 96cylinders and a ext3 partition for the
-# rest of the stick
-sfdisk /dev/${OUT_DEV} << EOF
-,96,6,*
-,,L
+# get the total size of the device
+DISKSIZE=$(sfdisk -s /dev/${OUT_DEV} 2>/dev/null || echo 0)
+DISKSIZE=$((${DISKSIZE}/1024))
+
+# get the size of boot stuff and calculate the left over free space on device
+KSIZE=$(ls -l ${TMP_DIR}/boot/kernel|awk '{print $5}')
+ISIZE=$(ls -l ${TMP_DIR}/boot/initramfs|awk '{print $5}')
+IMAGESIZE=$(((${KSIZE}+${ISIZE}+6000000)/1048576))
+FREE=$((${DISKSIZE}-${IMAGESIZE}))
+
+# create bootable vfat at the end of the device if big enough, otherwise use
+# the entire device
+if [ ${FREE} -ge 50 ] ; then
+  sfdisk /dev/${OUT_DEV} -uM << EOF
+,${FREE},L,
+,,6,*
 EOF
+else
+  sfdisk /dev/${OUT_DEV}  << EOF
+,,6,*
+EOF
+fi
 
 sync
 
 # copy mbr to stick
-dd bs=440 count=1 conv=notrunc if=$TMP_DIR/share/mbr.bin of=/dev/${OUT_DEV}
+dd bs=440 count=1 conv=notrunc if=$TMP_DIR/share/mbr.bin of=/dev/${OUT_DEV} $DEBUG_OUT
 
 # create filesystems on newly createt partitions
-mkfs.vfat -F 16 -n  PBStick /dev/${OUT_DEV}1
-mkfs.ext2 -L OpenSLX-Home /dev/${OUT_DEV}2
+mkfs.vfat -F 16 -n  PBStick /dev/${OUT_DEV}2 $DEBUG_OUT
+mkfs.ext2 -L openslx-usrhome /dev/${OUT_DEV}1 $DEBUG_OUT
 
 mkdir -p /media/openslx-stick /media/openslx-stick-usrhome
 
 sync
 
-mount /dev/${OUT_DEV}1 /media/openslx-stick
-mount /dev/${OUT_DEV}2 /media/openslx-stick-usrhome
+mount /dev/${OUT_DEV}2 /media/openslx-stick
+mount /dev/${OUT_DEV}1 /media/openslx-stick-usrhome
 
 mkdir -p /media/openslx-stick/boot
 
-cp -v $TMP_DIR/boot/* /media/openslx-stick/boot/
+cp -v $TMP_DIR/boot/* /media/openslx-stick/boot/ $DEBUG_OUT
 
-sync
-umount /media/openslx-stick
-umount /media/openslx-stick-usrhome
+umount /media/openslx-stick $DEBUG_OUT
+umount /media/openslx-stick-usrhome $DEBUG_OUT
+
+rm -rf /media/openslx-stick* $DEBUG_OUT
+
+$TMP_DIR/bin/syslinux --install -d /boot -f /dev/${OUT_DEV}2  $DEBUG_OUT
+
+unset_quiet
 
-$TMP_DIR/bin/syslinux --install -d /boot -f /dev/${OUT_DEV}1 
+echo "Successfully created OpenSLX PreBoot USB Stick .."
 
 exit 0
-- 
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