add unified install-image

7 files changed, 1723 insertions, 1 deletions

diff --git a/Makefile.am b/Makefile.am
index 3065b533..29619127 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -20,7 +20,6 @@ bin_SCRIPTS += scripts/vyatta-functions
 sbin_SCRIPTS += scripts/init-floppy
 sbin_SCRIPTS += scripts/rl-system.init
 sbin_SCRIPTS += scripts/install-system
-sbin_SCRIPTS += scripts/install-image
 sbin_SCRIPTS += scripts/vyatta-grub-setup
 sbin_SCRIPTS += scripts/standalone_root_pw_reset
 sbin_SCRIPTS += scripts/vyatta-passwd-sync
@@ -44,6 +43,12 @@ sbin_SCRIPTS += scripts/vyatta-raid-event
 sbin_SCRIPTS += scripts/vyatta-update-arp-params
 sbin_SCRIPTS += scripts/zone-mgmt/vyatta-zone.pl
 sbin_SCRIPTS += scripts/vyatta-banner.pl
+sbin_SCRIPTS += scripts/install/install-get-partition
+sbin_SCRIPTS += scripts/install/install-functions
+sbin_SCRIPTS += scripts/install/install-image-new
+sbin_SCRIPTS += scripts/install/install-image-existing
+sbin_SCRIPTS += scripts/install/install-postinst-new
+sbin_SCRIPTS += scripts/install/install-image
 
 share_perl5_DATA = lib/Vyatta/Login/User.pm
 share_perl5_DATA += lib/Vyatta/Login/RadiusServer.pm
diff --git a/scripts/install/install-functions b/scripts/install/install-functions
new file mode 100755
index 00000000..3bdc1fde
--- /dev/null
+++ b/scripts/install/install-functions
@@ -0,0 +1,329 @@
+# this provides environment and functions needed by install scripts.
+# must be sourced by the scripts.
+
+if [ -e /etc/default/vyatta ] ; then
+  . /etc/default/vyatta
+fi
+
+: ${vyatta_prefix:=/opt/vyatta}
+: ${vyatta_exec_prefix:=$vyatta_prefix}
+: ${vyatta_bindir:=${vyatta_exec_prefix}/bin}
+: ${vyatta_sysconfdir:=${vyatta_prefix}/etc}
+
+# trap signals so we can kill runaway progress indicators
+trap 'progress_indicator stop; exit 1' 1
+trap 'progress_indicator stop; exit 1' 2
+
+# mount point for the install root.
+# for union install, this is a r/w union mount.
+# for non-union install, this is the root partition mount.
+INST_ROOT=/mnt/inst_root
+
+# mount point for the writable root, i.e., the root partition.
+# this is only used for union install.
+WRITE_ROOT=/mnt/wroot
+
+# mount point for the readonly squashfs mount.
+# this is only used for union install.
+READ_ROOT=/mnt/squashfs
+
+# mount point for the ISO image.
+# this is only used when installing with an ISO image file
+# (instead of from a live CD boot).
+CD_ROOT=/mnt/cdrom
+
+# mount point for the squashfs image in the ISO image.
+# this is only used when installing with an ISO image file
+# (instead of from a live CD boot).
+CD_SQUASH_ROOT=/mnt/cdsquash
+
+# the vyatta config dir
+VYATTA_CFG_DIR=${vyatta_sysconfdir}/config
+
+# the floppy config dir
+FD_CFG_DIR=/media/floppy/config
+
+# Process ID for progress_indicator
+SPID=$$
+
+progress_indicator () {
+  case "$1" in
+    start)
+      $vyatta_bindir/progress-indicator $SPID &
+      ;;
+    *)
+      if ! rm /tmp/pi.$SPID 2>/dev/null; then
+        sleep 1
+        rm /tmp/pi.$SPID 2>/dev/null
+      fi
+      sleep 1
+      echo -n -e "\b"
+      ;;
+  esac
+}
+
+# echo to log. uses INSTALL_LOG if set.
+lecho ()
+{
+  local log=$INSTALL_LOG
+  if [ -z "$log" ]; then
+    log=/tmp/install-$$.log
+  fi
+  echo -e "$*" >>$log
+}
+
+# echo to both.
+becho ()
+{
+  lecho "$*"
+  echo -e "$*"
+}
+
+# Validates a user response.  Returns the response if valid.
+# Returns the default is the user just hits enter.  
+# Returns nothing if not valid.  Default parameter is $1.
+# Options are in $2.  If options are defined return must be a member
+# of the enum. 
+get_response () {
+  ldefault=$(echo "$1" | tr [:upper:] [:lower:])
+  loptions=$(echo "$2" | tr [:upper:] [:lower:])
+
+  # get the response from the user
+  read myresponse
+  myresponse=$(echo "$myresponse" | tr [:upper:] [:lower:])
+
+  # Check to see if the user accepts the default
+  if [ -z "$myresponse" ]; then
+    echo -n $ldefault
+  elif [ -n "$loptions" ]; then
+    # make sure response is a valid option
+    for token in $loptions
+      do
+        if [ "$token" == "$myresponse" ]; then
+          echo -n "$myresponse"
+          return 0
+        fi
+      done
+    return 1
+  else
+    echo -n "$myresponse"
+  fi
+
+  return 0
+}
+
+# turn off any mounted swap partitions
+turnoffswap () {
+  if [ -f "/proc/swaps" ]; then
+    myresponse=$(cat /proc/swaps)
+    if [ -n "$myresponse" ]; then
+      lecho "turning off swaps..."
+      swapoff -a
+    fi
+  fi
+}
+
+# Return the size of the drive in MB
+get_drive_size () {
+  ldrive=$1
+
+  # Make sure you can print disk info using parted
+  parted /dev/$ldrive p >/dev/null 2>&1
+
+  # If unable to read disk, it's likely it needs a disklabel
+  if [  "$?" != "0" ]; then
+    lecho "Creating a new disklabel on $ldrive"
+    lecho "parted /dev/$ldrive mklabel msdos"
+    output=$(parted /dev/$ldrive mklabel msdos)
+
+    # Get the drive size from parted
+    lsize=$(parted /dev/$ldrive p | grep "^Disk" | awk '{ print $3 }')
+
+    if [ $(echo $lsize | grep error) ]; then
+      echo "Unable to read disk label.  Exiting."
+      exit 1
+    fi
+  fi
+
+  # Get the drive size from parted
+  lsize=$(parted /dev/$ldrive p | grep "^Disk" | awk '{ print $3 }')
+  # Get the reported units (mB, GB, kB)
+  lmodifier=$(echo $lsize | sed 's/[0-9\.]//g')
+  # remove the modifier
+  lsize=$(echo $lsize | sed 's/[a-z,A-Z]//g')
+  # Remove any fractions
+  lsize=$(echo $lsize | cut -f1 -d'.')
+  # Translate our size into mB if not there already
+  if [ $lmodifier = "GB" ]; then 
+    lsize=$(($lsize * 1000))
+  elif [ $lmodifier = "kB" ]; then 
+    lsize=$(($lsize / 1000))
+  fi
+
+  echo $lsize
+}
+
+# Probe hardrives not shown in /proc/partitions by default
+probe_drives () {
+  # Find drives that may not be in /proc/partitions since not mounted
+  drive=$(ls /sys/block  | grep '[hsv]d.')
+
+  # now exclude all drives that are read-only
+  for drive in $drive; do
+    if [ $(cat /sys/block/$drive/ro) -ne 0 ]; then
+      output=$(mount | grep $drive)
+      if [ -z "$output" ]; then
+        output=$(parted /dev/$drive p)
+      fi
+    fi
+  done
+}
+
+# Display text $1 before choice.
+# Sets the variable named by $2.
+# Note that select_drive should be wrapped 
+# in the verification loop, not the included get_response.
+select_drive () {
+  local msg=$1
+  local outvar=$2
+  local drv=''
+  # list the drives in /proc/partitions.  Remove partitions and empty lines.
+  # the first grep pattern looks for devices named c0d0, hda, and sda.
+  drives=$(cat /proc/partitions | \
+           awk '{ if ($4!="name") { print $4 } }' | \
+           egrep "c[0-9]d[0-9]$|[hsv]d[a-z]$" | \
+           egrep -v "^$")
+
+  # take the first drive as the default
+  drv=$(echo $drives | /usr/bin/awk '{ print $1 }')
+
+  # Add the drive sizes to the display to help the user decide
+  display=''
+  for drive in $drives; do
+    size=$(get_drive_size $drive)
+    display="$display $drive\t$size"MB"\n"
+  done
+
+  while true; do
+    # Display the drives and ask the user which one to install to
+    echo -e "$display"
+    echo
+    echo -n "$1 [$drv]:"
+    response=$(get_response "$drv" "$drives") && break
+  done
+  eval "$outvar=$response"
+
+  echo
+}
+
+# $1: user name
+# $2: encrypted password
+# $3: config file
+set_encrypted_password () {
+  sed -i -e \
+    "/ user $1 {/,/}/s/encrypted-password.*\$/encrypted-password \"$2\"/" $3
+}
+
+# interactively prompt user to change password for the specified account in
+# the specified config file
+# $1: account name
+# $2: config file
+change_password() {
+  local user=$1
+  local config=$2
+  local pwd1="1"
+  local pwd2="2"
+
+  until [ "$pwd1" == "$pwd2" ]; do
+    read -p "Enter $user password:" -r -s pwd1 <>/dev/tty 2>&0
+    echo
+    read -p "Retype $user password:" -r -s pwd2 <>/dev/tty 2>&0
+    echo
+
+    if [ "$pwd1" != "$pwd2" ]; then
+      echo "Passwords do not match"
+    fi
+  done
+
+  # escape any slashes in resulting password
+  local epwd=$(mkpasswd -H md5 "$pwd1" | sed 's:/:\\/:g')
+  set_encrypted_password "$user" "$epwd" "$config"
+}
+
+# returns true if it's a live cd boot
+is_live_cd_boot ()
+{
+  if grep -q ' /live/image [^ ]\+ ro' /proc/mounts; then
+    return 0
+  else
+    return 1
+  fi
+}
+
+# returns true if it's a union-install boot
+is_union_install ()
+{
+  if is_live_cd_boot; then
+    return 1
+  fi
+  if grep -q ' /live/image [^ ]\+ rw' /proc/mounts \
+      && grep -q 'unionfs / unionfs ' /proc/mounts; then
+    return 0
+  else
+    return 1
+  fi
+}
+
+# outputs the version string of the current running version.
+get_cur_version ()
+{
+  local ver_file=/opt/vyatta/etc/version
+  if [ -f "$ver_file" ]; then
+    grep '^Version' $ver_file | awk '{ print $3 }'
+    return
+  fi
+}
+
+# outputs the version string of the new version, i.e., the version that is
+# being installed. this can be from live CD boot or from a ISO image file.
+get_new_version ()
+{
+  ver_path=/opt/vyatta/etc/version
+  ver_file=${CD_SQUASH_ROOT}${ver_path}
+  if [ -f "$ver_file" ]; then
+    # CD_SQUASH_ROOT is set up => we are installing with a specified ISO
+    # image file. use the version string from there.
+    grep '^Version' $ver_file | awk '{ print $3 }'
+    return
+  fi
+
+  ver_file=${ver_path}
+  if is_live_cd_boot && [ -f "$ver_file" ]; then
+    # we are installing from a live CD boot
+    grep '^Version' $ver_file | awk '{ print $3 }'
+    return
+  fi
+
+  # couldn't find it
+}
+
+# try to mount. log any errors and return the appropriate status.
+# $1: arguments for mount
+try_mount ()
+{
+  args="$*"
+  output=$(eval "mount $args 2>&1")
+  status=$?
+  if [ $status == 0 ]; then
+    return 0
+  fi
+  # error
+  cat <<EOF
+Error trying to mount a partition/directory.
+Please see $INSTALL_LOG for details.
+EOF
+  lecho 'Error trying to mount a partition/directory.'
+  lecho "mount $args\n$output"
+  return 1
+}
+
diff --git a/scripts/install/install-get-partition b/scripts/install/install-get-partition
new file mode 100755
index 00000000..30316724
--- /dev/null
+++ b/scripts/install/install-get-partition
@@ -0,0 +1,808 @@
+#!/bin/bash
+
+if [ `whoami` != 'root' ] ; then
+  echo "This script must be run with root privileges."
+  exit 1
+fi
+
+# this script will write the partition type, selected partition, and selected
+# drive into the specified file
+OUTFILE=$1
+
+if [ ! -f "$OUTFILE" ]; then
+  echo "Output file does not exist. Exiting..."
+  exit 1
+fi
+
+# source in the functions
+source /opt/vyatta/sbin/install-functions
+
+# the INSTALL_LOG env var should be exported by the "caller".
+# it will be used to log messages.
+
+# Absolute minimum root partition size in MB.  Below this, we won't let
+# you install.
+ROOT_MIN=1000
+# the base install drive e.g. sda
+INSTALL_DRIVE=''
+# the install partition e.g. sda1
+ROOT_PARTITION=''
+# the type of the install partition: "union", "old", or "new"
+ROOT_PARTITION_TYPE=''
+# global holding variable used in the select_partition sub
+PARTITION=''
+# default file system type
+ROOT_FSTYPE='ext3'
+
+warn_of_dire_consequences () {
+  # Give the user a requisite warning that we are about to nuke their drive
+  response=''
+  while [ -z $response ]; do
+    echo "This will destroy all data on /dev/$INSTALL_DRIVE."
+    echo -n "Continue? (Yes/No) [No]: "
+    response=$(get_response "No" "Yes No Y N")
+
+    if [ "$response" == "no" ] || [ "$response" == "n" ]; then
+      echo "Ok then.  Exiting..."
+      exit 1
+    fi
+  done
+}
+
+check_for_old_raid () {
+  # First, trigger construction of previously configured RAID groups
+  echo -n "Looking for pre-existing RAID groups..."
+  raid_config=`mdadm --examine --scan`
+  if [ -z "$raid_config" ]; then
+    echo "none found."
+    return
+  fi
+
+  echo "found some."
+  echo "Trying to configure pre-existing RAID groups..."
+  mdadm --assemble --scan --auto=yes --symlink=no
+
+  # Identify physical drives
+  raid_drives=$(cat /proc/partitions | awk '{ if ($4!="name") { print $4 } }' \
+                | grep "md" | egrep -v "^$")
+  if [ -z "$raid_drives" ]; then
+    echo "Unable to configure any RAID groups."
+    return
+  fi
+
+  numraids=`echo $raid_drives | wc -w`
+  if [ $numraids -eq 1 ]; then
+    echo "The following RAID group is now configured:"
+  else
+    echo "The following RAID groups are now configured:"
+  fi
+
+  for drive in $raid_drives; do
+    cat /proc/mdstat | grep --after-context 2 ^$drive | sed -e 's/^/\t/'
+  done
+
+  if [ $numraids -eq 1 ]; then
+    echo -n "Would you like to use this one? (Yes/No) [Yes]:"
+  else
+    echo -n "Would you like to use one of these? (Yes/No) [Yes]:"
+  fi
+
+  response=$(get_response "Yes" "Yes No Y N")
+  if [ "$response" == "no" ] || [ "$response" == "n" ]; then
+    echo
+    echo "Ok.  Not using existing RAID groups."
+    echo
+
+    # pick the first RAID group to be broken
+    raid_drive=$(echo $raid_drives | /usr/bin/awk '{ print $1 }')
+
+    echo "Would you like to break RAID group $raid_drive so that its"
+    echo "members can be re-used for a new installation, understanding"
+    echo -n "that doing so will destroy all data on it? (Yes/No) [No]:"
+    destroy_raid=$(get_response "No" "Yes No Y N")
+    echo
+
+    if [ "${destroy_raid:0:1}" = "y" ]; then
+	    echo "OK.  Breaking the RAID group $raid_drive."
+	    
+	    members=`ls /sys/block/$raid_drive/slaves`
+
+	    echo "First, stopping all existing RAID groups:"
+	    mdadm --stop --scan
+
+	    for member in $members ; do
+        drive=${member:0:3}
+        part=${member:3:1}
+        echo "Re-setting partition ID for RAID group $raid_drive member /dev/${member}:"
+        sfdisk --change-id /dev/$drive $part 0x83
+        echo "Clearing RAID superblock from RAID group $raid_drive member /dev/${member}."
+        mdadm --zero-superblock /dev/$member
+	    done
+    else
+	    echo "OK.  Stopping, but not breaking, existing RAID groups:"
+	    mdadm --stop --scan
+    fi
+
+    echo
+    return
+  fi
+
+  if [ $numraids -eq 1 ]; then
+    INSTALL_DRIVE=$raid_drives
+  else
+    # take the first drive as the default
+    INSTALL_DRIVE=$(echo $raid_drives | /usr/bin/awk '{ print $1 }')
+    echo -n "Which one would you like to use? ($raid_drives) [$INSTALL_DRIVE]: "
+    INSTALL_DRIVE=$(get_response "$INSTALL_DRIVE" "$drives")
+  fi
+
+  echo "Using RAID partition $INSTALL_DRIVE"
+
+  raid_degraded=`cat /sys/block/$INSTALL_DRIVE/md/degraded`
+  raid_sync_action=`cat /sys/block/$INSTALL_DRIVE/md/sync_action`
+
+  if [ "$raid_degraded" = "1" ]; then
+    echo
+    if [ "$raid_sync_action" = "recover" ]; then
+	    echo "Error: This RAID set is degraded and is in the process of"
+	    echo "rebuilding.  It is not safe to install onto it while the"
+	    echo "rebuild is in progress. Please wait for the rebuild to"
+	    echo "complete and then re-start the installation.  You may"
+	    echo "monitor the progress of the RAID rebuild with the"
+	    echo "command:"
+	    echo
+	    echo "    show raid $INSTALL_DRIVE"
+	    echo
+	    exit 1
+    fi
+    echo "Warning:  This RAID set is degraded, but is not in the"
+    echo "process of rebuilding.  It is safe to perform the installation"
+    echo "onto a degraded RAID set that is not in the process of"
+    echo "rebuilding.  You may stop the installation now and rebuild the"
+    echo "RAID set, or continue installing onto it.  If you continue"
+    echo "installing, do not attempt to rebuild the RAID set until the"
+    echo "installation has completed and you have rebooted the system."
+    echo
+  fi
+
+  warn_of_dire_consequences
+
+  ROOT_PARTITION=$INSTALL_DRIVE
+
+  # make sure we aren't working on a mounted part
+  unmount "$INSTALL_DRIVE"
+
+  # check for an old config on the partition
+  check_config_partition "$ROOT_PARTITION"
+
+  # create the filesystem on the part
+  make_filesystem "$ROOT_PARTITION"
+}
+
+check_for_new_raid () {
+  # Identify physical drives
+  drives=$(cat /proc/partitions | awk '{ if ($4!="name") { print $4 } }' \
+           | egrep -v "[0-9]$" | egrep -v "^$")
+
+  numdrives=`echo $drives | wc -w`
+
+  # Need at least two drives for RAID-1.  We don't yet have the code
+  # to handle selection of two from a set of 3 or more, so for now, we
+  # only support two drives.
+  #
+  if [ $numdrives -ne 2 ]; then
+    return
+  fi
+
+  drive1=`echo $drives | awk '{ print $1 }'`
+  drive2=`echo $drives | awk '{ print $2 }'`
+
+  drivesize1=$(get_drive_size $drive1)
+  drivesize2=$(get_drive_size $drive2)
+
+  # Both drives must have enough space to hold our minimum root filesystem
+  #
+  if [ $drivesize1 -lt $ROOT_MIN -o $drivesize2 -lt $ROOT_MIN ]; then
+    return
+  fi
+
+  echo "You have two disk drives:"
+  echo -e "\t$drive1 \t$drivesize1 MB"
+  echo -e "\t$drive2 \t$drivesize2 MB"
+
+  echo -n "Would you like to configure RAID-1 mirroring on them? (Yes/No) [Yes]:"
+  response=$(get_response "Yes" "Yes No Y N")
+  if [ "$response" == "no" ] || [ "$response" == "n" ]; then
+    echo "Ok.  Not configuring RAID-1."
+    return
+  fi
+
+  if [ $drivesize1 -ne $drivesize2 ]; then
+    echo "Since the disks are not the same size, we will use the smaller"
+    echo "of the two sizes in configuring the RAID-1 set.  This will"
+    echo "waste some space on the larger drive."
+    echo ""
+  fi
+
+  # Configure RAID-1
+  echo "This process will erase all data on both drives."
+  echo -n "Are you sure you want to do this? (Yes/No) [No]: "
+  response=$(get_response "Yes" "Yes No Y N")
+  if [ "$response" == "no" ] || [ "$response" == "n" ]; then
+    echo "Ok.  Not configuring RAID-1."
+    return
+  fi
+    
+  for drive in $drives; do
+    echo "Deleting old partitions on drive $drive"
+    # remove any existing partitions on that drive
+    delete_partitions "$drive"
+  done
+
+  # Need to leave space on both disks between the MBR and the start
+  # of the first partition for grub.  Grub needs to embed a large
+  # boot image there when booting off RAID devices.
+  #
+  # Partition creation variables are in units of megabytes.
+  part_start_offset=2
+  part_diag_size=60
+
+  if [ $drivesize1 -lt $drivesize2 ]; then
+    root_size=$drivesize1
+  else
+    root_size=$drivesize2
+  fi
+
+  let min_size_with_diag=${MIN_ROOT}+${part_diag_size}
+  if [ $root_size -ge $min_size_with_diag ]; then
+    echo "Would you like me to create a $part_diag_size MB partition for diagnostics?"
+    echo -n "(Yes/No) [No]: "
+    diag_response=$(get_response "No" "Yes No Y N")
+    if [ "$diag_response" == "yes" ] || [ "$diag_response" == "y" ]; then
+	    for drive in $drives; do
+        echo "Creating diag partition on drive $drive"
+        create_partitions "$drive" $part_diag_size $part_start_offset "no"
+        sfdisk --change-id /dev/$drive 1 0x6
+	    done
+	    data_dev=2
+	    let part_start_offset+=$part_diag_size
+    else
+	    data_dev=1
+    fi
+  fi
+
+  let root_size-=$part_start_offset
+
+  for drive in $drives; do
+    echo "Creating data partition: /dev/${drive}${data_dev}"
+    create_partitions "$drive" $root_size $part_start_offset "no"
+    sfdisk --change-id /dev/$drive $data_dev 0xfd
+    # mark data partition as bootable
+    lecho "Marking /dev/$drive partition $data_dev bootable"
+    output=$(parted /dev/$drive set $data_dev boot on 2>&1)
+    lecho "$output"
+  done
+
+  # Must give partition device time to settle
+  sleep 5
+  echo
+
+  for drive in $drives; do
+    echo "Erasing any previous RAID metadata that may exist on /dev/${drive}${data_dev}"
+    mdadm --zero-superblock /dev/${drive}${data_dev}
+  done
+
+  echo "Creating RAID-1 group on partitions: /dev/${drive1}${data_dev} /dev/${drive2}${data_dev}"
+
+  raid_dev=md0
+  mdadm --create /dev/$raid_dev --level=1 --raid-disks=2 \
+    /dev/${drive1}${data_dev} /dev/${drive2}${data_dev}
+
+  if [ $? = 0 -a -e /dev/$raid_dev ]; then
+    echo "RAID-1 group created successfully:"
+    cat /proc/mdstat | grep --after-context 2 ^$raid_dev | sed -e 's/^/\t/'
+  else
+    echo "Unable to create RAID-1 group!"
+    return
+  fi
+
+  INSTALL_DRIVE=$raid_dev
+  ROOT_PARTITION=$INSTALL_DRIVE
+  ROOT_PARTITION_TYPE=new
+
+  # Give device time to settle...
+  sleep 5
+
+  # create the filesystem on the part
+  make_filesystem "$ROOT_PARTITION"
+}
+
+# Allow the user to select a partition to work with
+# sets the global PARTITION
+# $1 is the text to display before prompt
+select_partition () {
+  minsize=$1
+  text=$2
+  exclude=$3
+
+  echo -n "Looking for appropriate partitions:  "
+  progress_indicator start
+
+  # initialize out global var.  using globals in this way is bad form.  I know.
+  PARTITION=''
+
+  # list only the partitions in /proc/partitions.
+  parts=$(cat /proc/partitions | awk '{ if ($4!="name") { print $4 " "} }' \
+          | egrep "[0-9]" | egrep -v "loop" | tr -d '\n')
+
+  # remove any partitions we have already previously used
+  if [ -n "$exclude" ]; then
+    for part in $parts; do
+      temp=$(echo $part | egrep -v $exclude)
+      parts_temp="$parts_temp $temp"
+    done
+    parts=$parts_temp
+  fi
+
+  # Get the partition sizes for display
+  # only show linux partitions that have sizes, i.e. remove loops
+  display=''
+  myparts=''
+  for part in $parts; do
+    if [ ${part:0:2} = "md" ]; then
+      parttype="RAID"
+    else
+      rootdev=$(echo $part | sed 's/[0-9]//g')
+      parttype=$(fdisk -l /dev/$rootdev | grep $part | grep Linux)
+    fi
+    if [ -n "$parttype" ]; then
+      lsize=$(get_drive_size $part)
+      if [ "$lsize" -a $lsize -ge $minsize ]; then
+        display="$display $part\t\t$lsize"MB"\n"
+        myparts="$myparts $part"
+      fi
+    fi
+  done
+
+  progress_indicator stop
+  echo "OK"
+
+  if [ -n "$myparts" ]; then
+    lpartition=''
+    while [ -z "$lpartition" ]; do
+      # take the first partition as the default
+      lpartition=$(echo $myparts | /usr/bin/awk '{ print $1 }')
+
+      echo "I found the following partitions suitable for the Vyatta image:"
+      echo -e "Partition\tSize"
+      echo -e "$display"
+      echo
+      echo -n "$text [$lpartition]: "
+
+      lpartition=$(get_response "$lpartition" "$myparts")
+      echo
+    done
+  else
+    becho "No suitable partition sizes found.  Exiting..."
+    exit 1
+  fi
+  PARTITION=$lpartition
+}
+
+rename_old_config() {
+  files=$(find /mnt/config -mindepth 1 -type f | grep -v pre-glendale)
+  for f in $files; do
+    if grep -q '/\*XORP Configuration File, v1.0\*/' $f >&/dev/null; then
+      CURTIME=$(date +%F-%H%M%S)
+      mv $f $f.pre-glendale.$CURTIME
+    fi
+  done
+}
+
+## check_config_partition
+# look to see if this partition contains a config file
+# and back it up
+check_config_partition() {
+  lpart=$1
+
+  # Cleanup from possible partial last run
+  rm -fr /mnt/config
+
+  # Look to see if this is a config partition
+  mkdir -p /mnt/tmp
+  output=$(mount /dev/$lpart /mnt/tmp 2>&1)
+  if [ $? != 0 ]; then
+    lecho "Cannot mount /dev/$lpart"."\nmount /dev/$ldrive$part /mnt/tmp\nExiting..."
+    lecho "$output"
+  else
+    # Look to see if there is a config partition there
+    if [ -f /mnt/tmp/opt/vyatta/etc/config/.vyatta_config ] \
+        || [ -f /mnt/tmp/.vyatta_config ]; then
+      response=''
+      while [ -z "$response" ]; do
+        echo "/dev/$lpart has an old configuration directory!"
+        echo -ne "Would you like me to save the data on it\nbefore I delete it? (Yes/No) [Yes]: "
+        response=$(get_response "Yes" "Yes No Y N")
+        if [ "$response" == "yes" ] || [ "$response" == "y" ]; then
+          mkdir -p /mnt/config
+          if [ -d /mnt/tmp/opt/vyatta/etc/config ]; then
+            output=$(cp -pR /mnt/tmp/opt/vyatta/etc/config/* /mnt/config)
+          else
+            output=$(cp -pR /mnt/tmp/* /mnt/config)
+          fi
+          if [ -n "$output" ]; then
+            echo -e "Warning: error in copying the old config partition.\nSee $INSTALL_LOG for more details."
+            lecho "Warning: error in copying the old config partition.\ncp -pR /mnt/tmp/* /mnt/config\n$output\n"
+          fi
+          rename_old_config
+        fi
+      done
+    fi
+    umount /mnt/tmp
+  fi
+}
+
+# Delete all existing partitions for an automated install
+# $1 is the drive to delete partitions from
+delete_partitions () {
+  ldrive=$1
+
+  # get the partitions on the drive
+  # in the first grep below we add the optional [p] in order to
+  # accomdate cciss drives
+  partitions=$(cat /proc/partitions | grep $ldrive[p]*[0-9] \
+               | awk '{ print $4 }' | sed 's/\(.*\)\([0-9]$\)/\2/g' \
+               | grep -v "^$")
+
+  # now for each part, blow it away
+  for part in $partitions; do
+    # Look to see if this is a config partition
+    check_config_partition "$ldrive$part"
+
+    lecho "Removing partition $part on /dev/$ldrive"
+    output=$(parted /dev/$ldrive rm $part)
+    status=$?
+    if [ "$status" != 0 ]; then
+      echo -e "Warning: cannot delete partition $part on $ldrive.\nPlease see $INSTALL_LOG for more details."
+      lecho "Warning: cannot delete partition $part on $ldrive.\nparted /dev/$ldrive rm $part\n$output"
+    fi
+
+    # We add a bogus sleep here because the loop needs to wait for udev
+    sleep 5
+  done
+}
+
+# make a filesystem on the drive
+# $1 is the drive to format
+make_filesystem () {
+  ldrive=$1
+
+  echo -n "Creating filesystem on /dev/$ldrive:  "
+  lecho "Creating filesystem on /dev/$ldrive..."
+
+  progress_indicator start
+  output=$(mkfs -t $ROOT_FSTYPE /dev/$ldrive 2>&1)
+  status=$?
+  if [ "$status" != 0 ]; then
+    echo -e "Error: couldn't create the root filesystem.\nSee $INSTALL_LOG for further details.\nExiting..."
+    lecho "Error: couldn't create the root filesystem.\n/sbin/mke2fs -j /dev/$ldrive\n$output"
+    exit 1
+  fi
+  progress_indicator stop
+  echo "OK"
+}
+
+# create the root partition
+# $1 is the install drive e.g. sda
+# $2 is the partition size e.g. 512
+# This will set the global ROOT_PARTITION
+create_partitions() {
+  ldrive=$1
+  root_part_size=$2
+  start_offset=$3
+  initialize_fs=$4
+
+  # Make sure there is enough space on drive
+  size=$(get_drive_size "$ldrive") 
+  if [ "$root_part_size" -gt "$size" ]; then
+    echo "Error: $ldrive is only $size"MB" large.  Desired root is $root_part_size"
+    exit 1
+  fi
+
+  lecho "Creating root partition on /dev/$ldrive"
+  
+  # make the root partition
+  output=$(parted /dev/$ldrive mkpart primary $start_offset $root_part_size)
+  status=$?
+  if [ "$status" != 0 ]; then
+    echo -e "Error creating primary partition on $ldrive.\nPlease see $INSTALL_LOG for more details.\nExiting..."
+    lecho "Error creating primary partition on $ldrive.\nparted /dev/$ldrive mkpart primary 0 $root_part_size\n$output"
+    exit 1
+  fi
+
+  # set the partition number on the device.
+  if [ -n "$( echo $ldrive | grep -E "cciss|ida" )" ]; then
+    # if this is a cciss
+    ROOT_PARTITION=$ldrive"p1"
+  else
+    # else... the rest of the world
+    ROOT_PARTITION=$ldrive"1"
+  fi
+  # udev takes time to re-add the device file, so wait for it
+  while [ ! -b "/dev/$ROOT_PARTITION" ]; do 
+    sleep 1
+  done
+
+  if [ "$initialize_fs" = "yes" ]; then
+    # make the root and config file systems.
+    make_filesystem "$ROOT_PARTITION"
+  fi
+}
+
+# sets ROOT_FSTYPE based on disk size
+set_root_fstype () {
+  local drv=$1
+  local sz=$(get_drive_size "$drv")
+  # If disk is small, it is probably a CF device or virtual environment
+  # so avoid the overhead of a journal
+  if (( $sz < 11000 )); then
+    ROOT_FSTYPE=ext2
+  else
+    ROOT_FSTYPE=ext3
+  fi
+}
+
+# ask for user input on the parted and skip setup methods
+# $1 is whether or not to run parted
+# sets globals INSTALL_DRIVE, ROOT_PARTITION, CONFIG_PARTITION
+setup_method_manual() {
+  parted=$1
+
+  echo "The Vyatta install needs a minimum ${ROOT_MIN}MB root"
+  echo "with partiton type 83 (Linux)."
+  echo -e "\n\n"
+
+  # if this is parted, let the user create the partitions
+  if [ "$parted" == 'parted' ]; then
+    while [ -z "$INSTALL_DRIVE" ]; do
+      # TODO: right now we only run parted on a single drive
+      echo -e "\nI found the following drives on your system:"
+      select_drive 'Which drive would you like to run parted on?' \
+        'INSTALL_DRIVE'
+    done
+
+    set_root_fstype "$INSTALL_DRIVE"
+
+    # Unmount the install drive if it is mounted
+    unmount "$INSTALL_DRIVE"
+
+    # Run parted and let the user configure
+    parted /dev/$INSTALL_DRIVE
+  fi
+
+  # Ask for the root partition and make sure it's valid
+  while [ -z "$ROOT_PARTITION" ]; do
+    select_partition 500 "Which partition should I install the root on?"
+    # Note that PARTITION is defined in select partition
+    ROOT_PARTITION=$PARTITION
+    unmount "$ROOT_PARTITION"
+    vd=$(grep $ROOT_PARTITION /proc/partitions | awk '{ print $4 }')
+
+    if [ -z "$vd" ]; then
+      echo
+      echo "$ROOT_PARTITION is an invalid partition. Please try again."
+      ROOT_PARTITION=""
+    fi
+  done
+
+  # check for an old config on the partition
+  check_config_partition "$ROOT_PARTITION"
+
+  # create the filesystem on the part
+  make_filesystem "$ROOT_PARTITION"
+
+  # We need to set the INSTALL_DRIVE if it wasn't set when the user ran parted
+  # We assume that we will use the boot sector of the same drive that the 
+  # partition is on.
+  # TODO: Allow different drives to function as the boot device
+  if [ -z "$INSTALL_DRIVE" ]; then
+    if [ ${ROOT_PARTITION:0:2} = "md" ]; then
+        INSTALL_DRIVE=$ROOT_PARTITION
+    else
+        INSTALL_DRIVE=$(echo $ROOT_PARTITION | sed 's/[0-9]//g')
+    fi
+  fi
+}
+
+# Walk the user through the auto setup method
+# sets globals INSTALL_DRIVE, ROOT_PARTITION
+setup_method_auto () {
+  while [ -z "$INSTALL_DRIVE" ]; do
+    echo "I found the following drives on your system:"
+    select_drive 'Install the image on?' 'INSTALL_DRIVE'
+
+    # check to make sure the drive is large enough to hold the image
+    if [ -n "$INSTALL_DRIVE" ]; then
+      set_root_fstype "$INSTALL_DRIVE"
+      lsize=$(get_drive_size "$INSTALL_DRIVE")
+      total=$ROOT_MIN
+      if [ "$total" -gt "$lsize" ]; then
+        echo "Unfortunately, Vyatta requires a total of at least $total"MB" to properly install." 
+        echo "$INSTALL_DRIVE is below the minimum required capacity and therefore, cannot be used to"
+        echo -e "complete the installation.\n"
+        echo "If other drives are present"
+        echo -e "Please select another drive...\n"
+
+        INSTALL_DRIVE=''
+      fi
+    fi
+  done
+
+  warn_of_dire_consequences
+
+  echo
+
+  # make sure we aren't working on a mounted part
+  unmount "$INSTALL_DRIVE"
+
+  # remove any existing partitions on that drive
+  delete_partitions "$INSTALL_DRIVE"
+
+  # Enforce minimum partition size requirement.
+  local root_part_size=0
+  while [ $ROOT_MIN -gt $root_part_size ]; do
+    # Get the size of the drive
+    size=$(get_drive_size $INSTALL_DRIVE)
+    echo -n "How big of a root partition should I create? ($ROOT_MIN"MB" - $size"MB") [$size]MB: "
+    response=$(get_response "$size")
+    # TODO: need to have better error checking on this value
+    root_part_size=$(echo "$response" | sed 's/[^0-9]//g')
+    if [ $root_part_size -lt $ROOT_MIN ] \
+        || [ $root_part_size -gt $size ]; then
+      echo "Root partion must be between $ROOT_MIN"MB" and $size"MB""
+      echo
+      root_part_size=0
+    fi
+  done
+
+  echo
+
+  # now take the data and create the partitions
+  create_partitions "$INSTALL_DRIVE" "$root_part_size" 0 "yes"
+  # mark data partition as bootable
+  lecho "Marking /dev/$INSTALL_DRIVE partition 1 as bootable"
+  output=$(parted /dev/$INSTALL_DRIVE set 1 boot on 2>&1)
+  lecho "$output"
+  # Must give partition device time to settle
+  sleep 5
+}
+
+unmount () {
+  # grab the list of mounted drives
+  # make sure to reverse sort so as to unmount up the tree
+  mounted=$(mount | grep "$1" | cut -f3 -d' ' | sort -r)
+  if [ -n "$mounted" ]; then
+    echo    "I need to unmount: "
+    echo    "$mounted"
+
+    response=''
+    while [ -z $response ]; do 
+      echo -n "Continue (Yes/No) [No]: "
+      response=$(get_response "No" "Yes No Y N")
+      if [ "$response" == "no" ] || [ "$response" == "n" ]; then
+        echo -e "Ok then.  Need to unmount to continue.\nExiting..."
+        exit 1
+      fi
+    done
+ 
+    for parts in "$mounted"; do
+      lecho "umount $parts"
+      output=$(umount $parts)
+      status=$?
+      if [ "$status" != 0 ]; then
+        echo -e "Exiting: error unmounting $parts.\nPlease see $INSTALL_LOG for more details."
+        lecho "Exiting: error unmounting $parts.\numount $parts\n$output"
+        exit 1
+      fi
+    done
+  fi
+}
+
+#####  Main
+##
+# turn off any mounted swap files
+turnoffswap
+
+while true; do
+  # check if we are in a live CD boot
+  if ! is_live_cd_boot; then
+    # running installed system. check boot drive/partition.
+    if is_union_install; then
+      # this is a union install
+      ROOT_PARTITION_TYPE=union
+    else
+      # this is an old, non-union install
+      ROOT_PARTITION_TYPE=old
+    fi
+    while [ -z "$response" ]; do
+      cat <<EOF
+You are running an installed system. Do you want to use the current install
+EOF
+      echo -n "partition? (Yes/No) [Yes]: "
+      response=$(get_response "Yes" "Yes No Y N")
+      echo
+    done
+    if [ "$response" == "no" ] || [ "$response" == "n" ]; then
+      # for simplicity, require the current install partition if running an
+      # installed system. 
+      ROOT_PARTITION_TYPE=''
+      break
+    else
+      # flag them as found but we don't actually need them
+      ROOT_PARTITION=dummy
+      INSTALL_DRIVE=dummy
+    fi
+  fi
+  if [ -n "$ROOT_PARTITION" ]; then
+    # got partition. done.
+    break
+  fi
+
+  # some drives don't show up in /proc/partitions so we need to bootstrap them
+  echo -n "Probing drives:  "
+  progress_indicator start
+  probe_drives
+  progress_indicator stop
+  echo "OK"
+
+  # try old raid
+  check_for_old_raid
+  if [ -n "$ROOT_PARTITION" ]; then
+    # got partition. done.
+    break
+  fi
+  
+  # try new raid
+  check_for_new_raid
+  if [ -n "$ROOT_PARTITION" ]; then
+    # got partition. done.
+    break
+  fi
+  
+  cat <<EOF  
+The Vyatta image will require a minimum ${ROOT_MIN}MB root.
+Would you like me to try to partition a drive automatically
+or would you rather partition it manually with parted?  If
+you have already setup your partitions, you may skip this step
+
+EOF
+  PART_METHOD='' 
+  while [ -z "$PART_METHOD" ]; do
+    echo -n "Partition (Auto/Parted/Skip) [Auto]: "
+    PART_METHOD=$(get_response "Auto" "Auto Parted Skip A P S")
+  done
+  echo
+
+  # TODO: Note installs assume an LBA BIOS.  So no boot partition currently.
+  # also note that we are not creating a swap partition right now.
+  ROOT_PARTITION_TYPE=new
+  if [ "$PART_METHOD" == "parted" ] || [ "$PART_METHOD" == "p" ]; then
+    setup_method_manual "parted"
+  elif [ "$PART_METHOD" == "skip" ] || [ "$PART_METHOD" == "s" ]; then
+    setup_method_manual "skip" 
+  elif [ "$PART_METHOD" == "auto" ] || [ "$PART_METHOD" == "a" ]; then
+    setup_method_auto
+  fi
+
+  break
+done
+
+if [ -z "$ROOT_PARTITION" ]; then
+  echo 'Partition not selected. Exiting...'
+  exit 1
+fi
+
+echo "$ROOT_PARTITION_TYPE $ROOT_PARTITION $INSTALL_DRIVE" >$OUTFILE
+becho 'Done!'
+exit 0
+
diff --git a/scripts/install/install-image b/scripts/install/install-image
new file mode 100755
index 00000000..0bf31a00
--- /dev/null
+++ b/scripts/install/install-image
@@ -0,0 +1,170 @@
+#!/bin/bash
+
+# source in the functions
+source /opt/vyatta/sbin/install-functions
+
+# export INSTALL_LOG for the scripts invoked
+export INSTALL_LOG=/tmp/install-$$.log
+
+# file for get-partition output
+PART_FILE=''
+
+fail_exit ()
+{
+  echo "$*"
+  echo 'Exiting...'
+  exit 1
+}
+
+clean_up ()
+{
+  if [ -n "$PART_FILE" ]; then
+    rm -f $PART_FILE >&/dev/null
+  fi
+  umount $CD_SQUASH_ROOT >&/dev/null || true
+  umount $CD_ROOT >&/dev/null || true
+  umount $INST_ROOT >&/dev/null || true
+  umount $READ_ROOT >&/dev/null || true
+  umount $WRITE_ROOT >&/dev/null || true
+}
+
+sig_handler () {
+  echo "ERROR: Signal received. Exiting..."
+  clean_up
+  echo "Done"
+  trap - EXIT
+  exit 1
+}
+
+exit_handler () {
+  clean_up
+}
+
+# set up the specified ISO image for install
+set_up_new_iso ()
+{
+  if [ ! -f "$NEW_ISO" ] || ! (file $NEW_ISO | grep -q 9660); then
+    fail_exit "\"$NEW_ISO\" is not a valid ISO image file."
+  fi
+
+  # make sure mount points exist
+  mkdir -p $INST_ROOT $WRITE_ROOT $READ_ROOT $CD_ROOT $CD_SQUASH_ROOT 
+
+  # mount ISO
+  margs="-o loop,ro $NEW_ISO $CD_ROOT"
+  if ! try_mount "$margs"; then
+    fail_exit 'Failed to mount the new image.'
+  fi
+
+  # check squash image
+  local squash_file=$CD_ROOT/live/filesystem.squashfs
+  if [ ! -f "$squash_file" ] || ! (file $squash_file | grep -q Squashfs) \
+      || ! grep -q '^ii  vyatta-version ' $CD_ROOT/live/packages.txt; then
+    fail_exit "\"$NEW_ISO\" is not a Vyatta ISO image file."
+  fi
+
+  # mount squash image
+  margs="-o loop,ro $squash_file $CD_SQUASH_ROOT"
+  if ! try_mount "$margs"; then
+    fail_exit 'Failed to mount the squashfs image.'
+  fi
+}
+
+# install new image into a newly-formatted partition.
+# will exit with error if installation fails.
+install_new ()
+{
+  local root_part=$1
+  local inst_drv=$2
+
+  if [ ! -e "/dev/$root_part" ] || [ ! -e "/dev/$inst_drv" ]; then
+    fail_exit "Invalid drive/partition ($inst_drv and $root_part)."
+  fi
+
+  # install new image
+  if ! /opt/vyatta/sbin/install-image-new "$root_part"; then
+    exit 1
+  fi
+
+  # postinst operations
+  if ! /opt/vyatta/sbin/install-postinst-new \
+         "$inst_drv" "$root_part" union; then
+    exit 1
+  fi
+}
+
+# install new image into the current boot partition.
+# will exit with error if installation fails.
+install_existing ()
+{
+  local ctype=$1
+  if ! /opt/vyatta/sbin/install-image-existing "$ctype"; then
+    exit 1
+  fi
+}
+
+# the image to be installed. only used if installing from an installed,
+# running system.
+NEW_ISO=$1
+
+if [ `whoami` != 'root' ] ; then
+  fail_exit 'This script must be run with root privileges.'
+fi
+
+trap sig_handler INT KILL
+trap exit_handler EXIT
+
+if is_live_cd_boot; then
+  if [ -n "$NEW_ISO" ]; then
+    fail_exit 'Do not specify an image when installing from a live CD.'
+  fi
+elif [ -z "$NEW_ISO" ]; then
+  fail_exit 'Must specify an image to install.'
+else
+  # installing on an installed system. set up the new image.
+  set_up_new_iso
+fi
+
+# check versions
+if is_live_cd_boot; then
+  CURVER=LIVECD
+else
+  CURVER=$(get_cur_version)
+fi
+NEWVER=$(get_new_version)
+if [ -z "$CURVER" ] || [ -z "$NEWVER" ]; then
+  fail_exit 'Cannot find release version.'
+fi
+if [ "$CURVER" == "$NEWVER" ]; then
+  fail_exit "Version \"$NEWVER\" is already installed."
+fi
+
+# get install partition
+PART_FILE=$(mktemp /tmp/inst-get-part.XXXXXX) \
+  || fail_exit 'Failed to create temporary file'
+if ! /opt/vyatta/sbin/install-get-partition $PART_FILE; then
+  exit 1
+fi
+
+# get the partition params
+root_part_type=''
+root_part=''
+inst_drv=''
+eval "read root_part_type root_part inst_drv <$PART_FILE" >&/dev/null
+rm -f $PART_FILE >&/dev/null
+
+# handle different types
+case "$root_part_type" in
+  new)
+    install_new "$root_part" "$inst_drv"
+    exit 0
+    ;;
+  union|old)
+    install_existing "$root_part_type"
+    exit 0
+    ;;
+  *)
+    fail_exit "Unknown partition type \"$root_part_type\"."
+    ;;
+esac
+
diff --git a/scripts/install/install-image-existing b/scripts/install/install-image-existing
new file mode 100755
index 00000000..0b5cba62
--- /dev/null
+++ b/scripts/install/install-image-existing
@@ -0,0 +1,133 @@
+#!/bin/bash
+
+# this script installs a new release image into a running system.
+# the new ISO image must be already mounted by caller.
+# the script sets up a new union mount for the new release. a reboot
+# is then required to boot into the newly installed release.
+
+# the current install type: "union" or "old"
+CUR_INSTALL=$1
+
+source /opt/vyatta/sbin/install-functions
+
+failure_exit () {
+  echo "$*"
+  exit 1
+}
+
+if [ `whoami` != 'root' ] ; then
+  failure_exit 'This script must be run with root privileges.'
+fi
+
+CURVER=$(sed -n 's/^Version \+: \+\([^ ]\+\)$/\1/p' \
+           ${vyatta_sysconfdir}/version 2>/dev/null)
+if [ -z "$CURVER" ]; then
+  failure_exit 'Cannot find current version.'
+fi
+
+# get new version string. this is from the squashfs image.
+NEWVER=$(grep '^Version ' ${CD_SQUASH_ROOT}${vyatta_sysconfdir}/version \
+          | tr -s ' ' | cut -d ' ' -f 3)
+if [ -z "$NEWVER" ]; then
+  failure_exit 'Cannot find new release version.'
+fi
+if [ "$CURVER" == "$NEWVER" ]; then
+  failure_exit "Cannot install the same release version \"$NEWVER\"."
+fi
+
+# start the install
+echo "Installing \"$NEWVER\" release."
+
+# this is the default if current install is union
+BOOT_DIR=/live/image/boot
+if [ "$CUR_INSTALL" == 'old' ]; then
+  BOOT_DIR=/boot
+elif [ "$CUR_INSTALL" != 'union' ]; then
+  echo 'Invalid current install type. Exiting...'
+  exit 1
+fi
+
+# create the new release directories
+REL_ROOT=$BOOT_DIR/$NEWVER
+RW_DIR="$REL_ROOT/live-rw"
+if ! mkdir -p "$RW_DIR"; then
+  failure_exit 'Cannot create directory for new release.'
+fi
+
+# copy the squashfs image and boot files
+echo "Copying new release files..."
+squash_img=${CD_ROOT}/live/filesystem.squashfs
+boot_dir=${CD_SQUASH_ROOT}/boot
+boot_files=$(find $boot_dir -maxdepth 1 -type f -o -type l 2>/dev/null)
+if [ ! -f "$squash_img" ] || [ -z "$boot_files" ]; then
+  becho 'Cannot find the files. Exiting...'
+  exit 1
+fi
+target_squash=$REL_ROOT/$NEWVER.squashfs 
+cp -p $squash_img $target_squash >&/dev/null
+cp -dp $boot_files $REL_ROOT/ >&/dev/null
+
+# mount copied squashfs
+if ! try_mount "-o loop,ro $target_squash $READ_ROOT"; then
+  failure_exit 'Failed to mount new squashfs image.'
+fi
+
+# set up root for postinst
+margs="-t unionfs -o noatime,dirs=$RW_DIR=rw:$READ_ROOT=ro unionfs"
+margs="$margs $INST_ROOT"
+if ! try_mount "$margs"; then
+  failure_exit 'Failed to set up root directory for postinst.'
+fi
+
+# set up /var/run fstab entry
+PI_FSTAB=$INST_ROOT/etc/fstab
+if ! grep -q 'tmpfs /var/run ' $PI_FSTAB >&/dev/null; then
+  # replace the fstab. the default one has header that will cause
+  # it to be wiped out on live boot.
+  echo 'tmpfs /var/run tmpfs nosuid,nodev 0 0' >$PI_FSTAB
+fi
+
+# save current config if needed
+def_cfg="$VYATTA_CFG_DIR/config.boot"
+if [ -f "$def_cfg" ]; then
+  resp=''
+  while [ -z "$resp" ]; do
+    echo 'Would you like to use the current configuration'
+    echo -n 'for the new version? (Yes/No) [Yes]: '
+    resp=$(get_response "Yes" "Yes No Y N")
+    if [ "$resp" == 'yes' ] || [ "$resp" == 'y' ]; then
+      echo 'Copying current configuration...'
+      ndir=${INST_ROOT}${VYATTA_CFG_DIR}
+      mkdir -p $ndir
+      cp -p $def_cfg $ndir/
+      chgrp -R vyattacfg $ndir
+      chmod -R 775 $ndir
+    fi
+  done
+fi
+
+# postinst hook
+PI_SCRIPT=${INST_ROOT}${vyatta_sysconfdir}/install-image/postinst
+if [ -e "$PI_SCRIPT" ]; then
+  echo "Running post-install script..."
+  $PI_SCRIPT $INST_ROOT
+fi
+
+# set up grub entry (if provided)
+DEF_GRUB=${INST_ROOT}${vyatta_sysconfdir}/grub/default-union-grub-entry
+if [ -e "$DEF_GRUB" ]; then
+  echo "Setting up grub configuration..."
+  old_grub_cfg=$BOOT_DIR/grub/grub.cfg
+  new_grub_cfg=/tmp/grub.cfg.$$
+  sed -n '/^menuentry/q;p' $old_grub_cfg >$new_grub_cfg
+  cat $DEF_GRUB >>$new_grub_cfg
+  sed -n '/^menuentry/,${p}' $old_grub_cfg >>$new_grub_cfg
+  sed -i 's/^set default=[0-9]\+$/set default=0/' $new_grub_cfg
+  mv $new_grub_cfg $old_grub_cfg
+fi
+
+echo 'Done.'
+
+# done
+exit 0
+
diff --git a/scripts/install/install-image-new b/scripts/install/install-image-new
new file mode 100755
index 00000000..7294fc35
--- /dev/null
+++ b/scripts/install/install-image-new
@@ -0,0 +1,76 @@
+#!/bin/bash
+
+if [ `whoami` != 'root' ] ; then
+  echo "This script must be run with root privileges."
+  exit 1
+fi
+
+# source in the functions
+source /opt/vyatta/sbin/install-functions
+
+# the INSTALL_LOG env var should be exported by the "caller".
+# it will be used to log messages.
+
+# the install partition e.g. sda1
+ROOT_PARTITION=$1
+
+becho "Mounting /dev/$ROOT_PARTITION..."
+
+# mount the partition
+mkdir -p $WRITE_ROOT
+if ! try_mount "/dev/$ROOT_PARTITION $WRITE_ROOT"; then
+  echo 'Exiting...'
+  exit 1
+fi
+
+version=$(get_new_version)
+if [ -z "$version" ]; then
+  echo 'Cannot find new version. Exiting...'
+  exit 1
+fi
+
+# make the dir for the new version 
+mkdir -p $WRITE_ROOT/boot/$version
+# make dir for backing store
+rw_dir=$WRITE_ROOT/boot/$version/live-rw
+mkdir -p $rw_dir
+
+echo Copying squashfs image...
+# these are the defaults if installing from a specified ISO image file.
+# in such cases, the ISO image has already been mounted by caller.
+squash_img=${CD_ROOT}/live/filesystem.squashfs
+boot_dir=${CD_SQUASH_ROOT}/boot
+boot_files=$(find $boot_dir -maxdepth 1 -type f -o -type l 2>/dev/null)
+if [ ! -f "$squash_img" ] || [ -z "$boot_files" ]; then
+  # maybe installing from a live CD boot?
+  squash_img=/live/image/live/filesystem.squashfs
+  boot_dir=/boot
+  boot_files=$(find $boot_dir -maxdepth 1 -type f -o -type l 2>/dev/null)
+  if [ ! -f "$squash_img" ] || [ -z "$boot_files" ]; then
+    # not a live CD boot either. give up.
+    becho 'Cannot find the squashfs image. Exiting...'
+    exit 1
+  fi
+fi
+
+target_squash=$WRITE_ROOT/boot/$version/$version.squashfs
+cp -p $squash_img $target_squash
+echo Copying kernel and initrd images...
+cp -dp $boot_files $WRITE_ROOT/boot/$version/
+
+# set up union root for postinst
+mkdir -p $INST_ROOT $READ_ROOT
+if ! try_mount "-o loop,ro -t squashfs $target_squash $READ_ROOT"; then
+  echo 'Exiting...'
+  exit 1
+fi
+margs="-t unionfs -o noatime,dirs=$rw_dir=rw:$READ_ROOT=ro unionfs $INST_ROOT"
+if ! try_mount "$margs"; then
+  echo 'Exiting...'
+  exit 1
+fi
+
+becho "Done!"
+
+exit 0
+
diff --git a/scripts/install/install-postinst-new b/scripts/install/install-postinst-new
new file mode 100755
index 00000000..84b96989
--- /dev/null
+++ b/scripts/install/install-postinst-new
@@ -0,0 +1,201 @@
+#!/bin/bash
+
+# postinst operations for installation on a "new" partition, i.e., full grub
+# setup needed, etc.
+
+if [ `whoami` != 'root' ] ; then
+  echo "This script must be run with root privileges."
+  exit 1
+fi
+
+# source in the functions
+source /opt/vyatta/sbin/install-functions
+
+# the INSTALL_LOG env var should be exported by the "caller".
+# it will be used to log messages.
+
+# the base install drive e.g. sda
+INSTALL_DRIVE=$1
+# the install partition e.g. sda1
+ROOT_PARTITION=$2
+# install type: "union" or "old"
+INSTALL_TYPE=$3
+
+# copy configuration to the config directory
+copy_config () {
+  local cfg_dir=${INST_ROOT}${VYATTA_CFG_DIR}
+
+  # create the config directory
+  mkdir -p $cfg_dir
+  chgrp vyattacfg $cfg_dir
+  chmod 775 $cfg_dir
+
+  # create our config partition marker
+  touch $cfg_dir/.vyatta_config
+
+  if [ -d /mnt/config ]; then
+    echo "Copying old configurations to config partition."
+    cp -a /mnt/config/* $cfg_dir/ >&/dev/null
+  else
+    # Find the config files and give the user the option to copy config files
+    # TODO: this needs cleaned up
+    if [ -f "${VYATTA_CFG_DIR}/config.boot" ]; then
+      config=${VYATTA_CFG_DIR}/config.boot
+    fi
+    if [ -f "${FD_CFG_DIR}/config.boot" ]; then
+      if [ -z "$config" ]; then
+        config="${FD_CFG_DIR}/config.boot"
+      else
+        config="$config ${FD_CFG_DIR}/config.boot"
+      fi
+    fi
+
+    if [ -n "$config" ]; then
+      echo "I found the following configuration files"
+      for file in $config; do
+        echo $file
+      done
+
+      default=$(echo -e $config | awk '{ print $1 }')
+
+      while [ -z "$configfile" ]; do
+        echo -n "Which one should I copy to $INSTALL_DRIVE? [$default]: "
+        configfile=$(get_response "$default" "$config")
+      done
+      
+      echo
+      cp -p $configfile $cfg_dir/ >&/dev/null
+      if [ $? != 0 ]; then
+        lecho "Error copying file $configfile to config directory. Exiting..."
+        exit 1
+      fi
+    fi
+  fi
+
+  # set the permissions on the new config file
+  if [ -f "$cfg_dir/config.boot" ]; then
+    chgrp vyattacfg $cfg_dir/config.boot
+    chmod 775 $cfg_dir/config.boot
+  fi
+}
+
+# setup grub on the boot sector of a user selected drive
+install_grub () {
+  grub_inst_drv=''
+  if [ ${INSTALL_DRIVE:0:2} == "md" ]; then
+    grub_inst_drv=$INSTALL_DRIVE
+  fi
+
+  mkdir -p $grub_root/boot/grub
+
+  # Let the user choose the boot sector
+  while [ -z "$grub_inst_drv" ]
+  do
+    echo "I need to install the GRUB boot loader."
+    echo "I found the following drives on your system:"
+    select_drive "Which drive should GRUB modify the boot partition on?" \
+      'grub_inst_drv'
+  done
+
+  echo -n "Setting up grub:  "
+  lecho "Setting up grub..."
+
+  # Install grub in the boot sector of the primary drive
+  progress_indicator start
+  output=$(grub-install --no-floppy --recheck --root-directory=$grub_root \
+             /dev/$grub_inst_drv 2>&1)
+  lecho "$output"
+  progress_indicator stop
+
+  output=$(/opt/vyatta/sbin/vyatta-grub-setup $grub_setup_args \
+             "$ROOT_PARTITION" '' $grub_root 2>&1)
+  ret=$?
+  lecho "$output"
+  if [ $ret == 0 ]; then
+    echo 'OK'
+  else
+    echo 'Grub failed to install!'
+    exit 1
+  fi
+}
+
+#####  Main
+
+version=$(get_new_version)
+if [ -z "$version" ]; then
+  echo 'Cannot find new version. Exiting...'
+  exit 1
+fi
+
+# these are the defaults for "union"
+grub_root=$WRITE_ROOT
+grub_setup_args="-u $version"
+if [ "$INSTALL_TYPE" == 'old' ]; then
+  grub_root=$INST_ROOT
+  grub_setup_args=''
+elif [ "$INSTALL_TYPE" != 'union' ]; then
+  echo 'Invalid install type. Exiting...'
+  exit 1
+fi
+
+# Copy the config files saved from earlier steps
+copy_config
+
+# Modify config to match system
+# Assume user wants to keep password from old config
+if [ ! -d /mnt/config ]; then
+  # Disable root login
+  set_encrypted_password root "*" "${INST_ROOT}${VYATTA_CFG_DIR}/config.boot"
+
+  echo "Enter password for administrator account"
+  change_password vyatta "${INST_ROOT}${VYATTA_CFG_DIR}/config.boot"
+fi
+
+# Install grub
+install_grub
+
+# Fix up PAM configuration for login so that invalid users are prompted
+# for password
+# XXX is this still needed? can't find this in the files any more.
+sed -i 's/requisite[ \t][ \t]*pam_securetty.so/required pam_securetty.so/' \
+  ${INST_ROOT}/etc/pam.d/login
+
+#
+# Only start the mdadm daemon if we have the root filesystem running
+# on a RAID set.  Since this script is the only way that the root filesystem
+# ever gets set up, we can do this configuration here.
+#
+MDADM_CONFIG_FILE=${INST_ROOT}/etc/default/mdadm
+if [ -f "$MDADM_CONFIG_FILE" ]; then
+  if [ "${INSTALL_DRIVE:0:2}" = "md" ]; then
+    sed -i 's/^START_DAEMON.*$/START_DAEMON=true/' $MDADM_CONFIG_FILE
+  else
+    sed -i 's/^START_DAEMON.*$/START_DAEMON=false/' $MDADM_CONFIG_FILE
+  fi
+fi
+
+if [ "$INSTALL_TYPE" == 'union' ]; then
+  # make /var/run tmpfs
+  pi_fstab=$INST_ROOT/etc/fstab
+  if ! grep -q 'tmpfs /var/run ' $pi_fstab >&/dev/null; then
+    # replace the fstab. the default one has header that will cause
+    # it to be wiped out on live boot.
+    echo 'tmpfs /var/run tmpfs nosuid,nodev 0 0' >$pi_fstab
+  fi
+else
+  # not passing the write root to postinst (only needed for union)
+  WRITE_ROOT=''
+fi
+
+# postinst hook
+if [ -e /opt/vyatta/etc/install-system/postinst ]; then
+  echo "running post-install script"
+  output=$(/opt/vyatta/etc/install-system/postinst \
+             "$INST_ROOT" "$WRITE_ROOT" 2>&1)
+  lecho "$output"
+fi
+
+becho "Done!"
+
+exit 0
+