#!/bin/bash --norc
# vim:sts=4:sw=4:ts=8:et

# mkdumprd
#
# Copyright 2005 Red Hat, Inc.
#
# Written by Erik Troan <ewt@redhat.com>
#
# Contributors:
#	Elliot Lee <sopwith@cuc.edu>
#	Miguel de Icaza <miguel@nuclecu.unam.mx>
#	Christian 'Dr. Disk' Hechelmann <drdisk@ds9.au.s.shuttle.de>
#	Michael K. Johnson <johnsonm@redhat.com>
#	Pierre Habraken <Pierre.Habraken@ujf-grenoble.fr>
#	Jakub Jelinek <jakub@redhat.com>
#	Carlo Arenas Belon (carenas@chasqui.lared.net.pe>
#	Keith Owens <kaos@ocs.com.au>
#	Bernhard Rosenkraenzer <bero@redhat.com>
#	Matt Wilson <msw@redhat.com>
#       Trond Eivind Glomsrød <teg@redhat.com>
#       Jeremy Katz <katzj@redhat.com>
#       Preston Brown <pbrown@redhat.com>
#	Bill Nottingham <notting@redhat.com>
#       Guillaume Cottenceau <gc@mandrakesoft.com>
#	Peter Jones <pjones@redhat.com>
#       Neil Horman <nhorman@redhat.com>
#       Jarod Wilson <jwilson@redhat.com>
cmdname=`basename $0`

umask 0022

export MALLOC_PERTURB_=204

PATH=/sbin:/usr/sbin:/bin:/usr/bin:$PATH
export PATH

. /etc/rc.d/init.d/functions

VERSION=5.0.39

PROBE="yes"
MODULES=""
PREMODS=""
DMRAIDS=""
MPATHS=""

CLUSTER_CONFIG_FILE="/etc/cluster/cluster.conf"
CLUSTER_NODE_LIST=""

FENCE_KDUMP_CONFIG="/etc/sysconfig/fence_kdump"
FENCE_KDUMP_OPTS=""

CONFMODS="$MODULES"
MODULES=""

withusb=yes
compress=1
allowmissing=""
target=""
kernel=""
force=""
verbose=""
img_vers=""
builtins=""
rc=0

IMAGESIZE=8000
PRESCSIMODS="sd_mod"
fstab="/etc/fstab"

vg_list=""
net_list=""
USING_METHOD=""
SAVE_PATH=/var/crash
bin=""
KDUMP_POST=""
extra_kdump_mods=""
DUMP_TARGET=""
DUMP_FSTYPE=""
SSH_KEY_LOCATION="/root/.ssh/kdump_id_rsa"

override_resettable=0

DEBUG_MEM_LEVEL="0"

error()
{
    NONL=""
    if [ "$1" == "-n" ]; then
        NONL="-n"
        shift
    fi
    echo $NONL "$@" >&2
}

cleanup_and_exit ()
{
    rm -rf $MNTIMAGE
    rm -f $IMAGE
    rm -f $TMPDISKLIST
    exit $1
}

function make_trace_mem()
{
    # parameters: msg [trace_level:trace]...
    msg=$1
    shift
    if [ "$DEBUG_MEM_LEVEL" -gt 0 ]; then
        make_trace show_memstats $DEBUG_MEM_LEVEL "[debug_mem]" "$msg" "$@"
    fi
}

function make_trace()
{
    # parameters: func log_level prefix msg [trace_level:trace]...
    func=$1
    shift

    log_level=`echo "$1" | grep -o '^[0-9]\+'`
    shift

    prefix=$1
    shift

    msg=$1
    shift

    if [ -z "$log_level" ]; then
        return
    fi

    # deal with indentation
    space_at_front=`echo "$msg" | grep -o "^[[:space:]]\+"`
    msg=`echo "$msg" | sed 's/^\s\+//'`

    msg_printed=0
    while [ $# -gt 0 ]; do
        trace_level=`echo "$1" | grep -o '^[0-9]\+'`
        trace_in_higher_levels=`echo "$1" | grep -o '+'`
        trace=`echo $1 | sed "s/^.*://"`

        if [ -z "$trace_level" ]; then
            trace_level=0
        fi

        insert_trace=0
        if [ -n "$trace_in_higher_levels" ]; then
            if [ "$log_level" -ge "$trace_level" ]; then
                insert_trace=1
            fi
        else
            if [ "$log_level" -eq "$trace_level" ]; then
                insert_trace=1
            fi
        fi

        if [ $insert_trace -eq 1 ]; then
            if [ $msg_printed -eq 0 ]; then
                emit "${space_at_front}echo \"$prefix $msg\""
                msg_printed=1
            fi
            emit "${space_at_front}$func $trace"
        fi
        shift
    done
}


if [ -z "$TMPDIR" ]
then
    for t in /tmp /var/tmp /root ${PWD}; do
        if [ ! -w $t ]; then continue; fi
        TMPDIR=$t
        break
    done
else
    if [ ! -w "$TMPDIR" ]
    then
        error "Can't write to $TMPDIR."
        exit 1
    fi
fi

if [ -z "$TMPDIR" ]; then
    error "No temporary directory could be found."
    exit 1
fi

if [ $TMPDIR = "/root" -o $TMPDIR = "${PWD}" ]; then
    error "WARNING: using $TMPDIR for temporary files"
fi

#for other commands below, like 'mount'
export TMPDIR

TMPDISKLIST=`mktemp ${TMPDIR}/disklist.XXXXXX`
MNTIMAGE=`mktemp -d ${TMPDIR}/initrd.XXXXXX`
IMAGE=`mktemp ${TMPDIR}/initrd.img.XXXXXX`
RCFILE=$MNTIMAGE/init

vecho()
{
    NONL=""
    if [ "$1" == "-n" ]; then
        NONL="-n"
        shift
    fi
    [ -n "$verbose" ] && echo $NONL "$@"
}

usage () {
    if [ "$1" == "-n" ]; then
        cmd=echo
    else
        cmd=error
    fi

    $cmd "usage: $cmdname [--version] [--help] [-v] [-d] [-f] [--preload <module>]"
    $cmd "       [--image-version]"
    $cmd "       [--builtin=<module>] [--omit-dmraid]"
    $cmd "       [--fstab=<fstab>] [--nocompress] <initrd-image> <kernel-version>"
    $cmd ""
    $cmd "       (ex: $cmdname /boot/initrd-2.2.5-15.img 2.2.5-15)"

    if [ "$1" == "-n" ]; then
        exit 0
    else
        cleanup_and_exit 1
    fi
}

moduledep() {
    if [ ! -f "/lib/modules/$kernel/modules.dep" ]; then
	error "No dep file found for kernel $kernel"
	cleanup_and_exit 1
    fi

    deps=$(awk 'BEGIN { searched=ARGV[2]; ARGV[2]=""; rc=1 } \
                function modname(filename) { match(filename, /\/([^\/]+)\.k?o:?$/, ret); return ret[1] } \
                function show() { if (orig == searched) { print dep; orig=""; rc=0; exit } } \
                /^\/lib/ { show(); \
                           orig=modname($1); dep=""; \
                           if ($2) { for (i = 2; i <= NF; i++) { dep=sprintf("%s %s", dep, modname($i)); } } } \
                /^	/ { dep=sprintf("%s %s", dep, modname($1));  } \
                END      { show(); exit(rc) }' /lib/modules/$kernel/modules.dep $1)
    for i in `modprobe --set-version $kernel --show-depends $1 2>/dev/null | awk '/insmod/ {print $2}'`
    do
       modname=`basename $i | sed -e's/\.ko//'`
       if [ "$modname" == "$1" ]
       then
          continue
       fi
       deps="$deps $modname"
    done
    [ -n "$deps" ] && vecho ":$deps" || vecho
}

findone() {
    find "$@" | /bin/awk '{print $1; exit}'
}

findall() {
    find "$@"
}

dm_get_uuid() {
    dmsetup info "$1" | awk '/^.*UUID.*/ {print $2}'
}

depsolve_modlist()
{
	local TMPINMODS=$MODULES
	local TMPOUTMODS=""
	local i
	local j
	local mname
	local dpcnt
	local scnt

	#
	# So, basically, we just do this until TMPINMODS
	# is an empty list
	#
	while [ -n "$TMPINMODS" ]
	do
	   for i in $TMPINMODS
	   do
	      mname=`basename $i | sed -e's/\.ko//'`
	      dpcnt=`modprobe --set-version $kernel --show-depends $mname 2>/dev/null | awk '/insmod/ {print $2}' | wc -l`
	      if [ $dpcnt -le 1 ]
	      then
	         # we have no dependencies, just add it to the list
		 echo "$TMPOUTMODS" | grep -q $i
		 if [ $? -ne 0 ]
		 then
			 TMPOUTMODS="$TMPOUTMODS $i"
		 fi
		 continue
	      fi
              # We should start this counter at 1, since we expect that the last
              # line output by modprobe --show-depends will be the module we
              # specify as mname below, but since modprobe is busted and
              # sometimes doesn't do that, we start at zero, and increment an
              # extra time below if we are searching for a dependency on ourself
	      let scnt=0
	      for j in `modprobe --set-version $kernel --show-depends $mname 2>/dev/null | awk '/insmod/ {print $2}'`
	      do
		 echo $TMPOUTMODS | grep -q $j
	         if [ $? -eq 0 ]
	         then
	            let scnt=$scnt+1
	         fi
                 # here we are looking to see if the insmod line is for the
                 # module that we are searching for dependencies on.  We do this
                 # because modprobe is busted in its show-depends line
                 echo $j | grep -q $i
                 if [ $? -eq  0 ]
                 then
                    let scnt=$scnt+1
                 fi
	      done
	      if [ "$scnt" == "$dpcnt" ]
	      then
		 echo "$TMPOUTMODS" | grep -q $i
		 if [ $? -ne 0 ]
		 then
			 TMPOUTMODS="$TMPOUTMODS $i"
		 fi
	      fi
	   #Finish for i loop
	   done
	   for j in $TMPOUTMODS
	   do
	        TMPTMPMODS=""
		for z in $TMPINMODS
		do
		   if [ "$j" == "$z" ]
		   then
			continue
		   fi
		   TMPTMPMODS="$TMPTMPMODS $z"
		done
		TMPINMODS=$TMPTMPMODS
	   done
	done
	MODULES=$TMPOUTMODS
}

findmodule() {
    local skiperrors=""


    if [ $1 == "--skiperrors" ]; then
	skiperrors=--skiperrors
	shift
    fi

    local modName=$1
    local skipdeps=$2

    if [ "$modName" = "off" -o "$modName" = "null" ]; then
	return
    fi

    if [ $(echo $modName | cut -b1) = "-" ]; then
	skiperrors=--skiperrors
	modName=$(echo $modName | cut -b2-)
    fi

    case "$MODULES " in
        *"/$modName.ko "*) return ;;
    esac

    if echo $builtins | egrep -q '(^| )'$modName'( |$)' ; then
        vecho "module $modName assumed to be built in"
	return
    fi

    # special cases
    case "$modName" in
        raid[456])
            modName=raid456
            ;;
    esac

    if [ "$modName" = "i2o_block" ]; then
	findmodule i2o_core
	findmodule -i2o_pci
	modName="i2o_block"
    elif [ "$modName" = "ppa" ]; then
	findmodule parport
	findmodule parport_pc
	modName="ppa"
    elif [ "$modName" = "sbp2" ]; then
	findmodule ieee1394
	findmodule ohci1394
	modName="sbp2"
    else
	if [ -z "$skipdeps" ]
	then
		moduledep $modName
		for i in $deps; do
		    findmodule $i
		done
	fi
    fi

    fmPath=$(modprobe --set-version $kernel -l $modName 2>/dev/null)
    if [ ! -f "/lib/modules/$kernel/$fmPath" ]; then
    	for modDir in /lib/modules/$kernel/updates /lib/modules/$kernel
    	do
		if [ -d $modDir ]
		then
			fmPath=$(findone $modDir -name $modName.ko)
			if [ -f "$fmPath" ]
			then
				break 2
			fi
                fi
    	done
    fi

    if [ ! -f "/lib/modules/$kernel/$fmPath" ]; then
	if [ -n "$skiperrors" ]; then
	    return
	fi

        # ignore the absence of the scsi modules
	for n in $PRESCSIMODS; do
	    if [ "$n" = "$modName" ]; then
		return;
	    fi
	done;

	if [ -n "$allowmissing" ]; then
	    error "WARNING: No module $modName found for kernel $kernel, continuing anyway"
	    return
	fi

	error "No module $modName found for kernel $kernel, aborting."
	cleanup_and_exit 1
    fi

    # only need to add each module once
    MODULES="$MODULES /lib/modules/$kernel/$fmPath"

    # need to handle prescsimods here -- they need to go _after_ scsi_mod
    if [ "$modName" = "scsi_mod" ]; then
	for n in $PRESCSIMODS ; do
	    findmodule $n
	done
    fi
}

do_blacklist()
{
    local modName=$1

    if echo "$modName" | grep -q "\/" ; then
        local dirName="/lib/modules/$kernel/$modName"
        find $dirName -xtype f -exec basename {} \; | sed "s/^\(.*\).ko/blacklist \1/g" >> $MNTIMAGE/etc/blacklist-kdump.conf
    else
        echo "blacklist $modName" >> $MNTIMAGE/etc/blacklist-kdump.conf
    fi
}

inst() {
    if [ "$#" != "2" ];then
        echo "usage: inst <file> <destination>"
        return
    fi
    vecho "$1 -> $2"
    cp $1 $2
}

findstoragedriverinsys () {
    while [ ! -L device ]; do
        [ "$PWD" = "/sys" ] && return
        cd ..
    done
    cd $(readlink ./device)
    while [ ! -f modalias ]; do
        [ "$PWD" = "/sys/devices" ] && return
        cd ..
    done
    modalias=$(cat modalias)
    for driver in $(modprobe --set-version $kernel --show-depends $modalias 2>/dev/null| awk '{ print gensub(".*/","","g",$2) }') ; do
        findmodule ${driver%%.ko}
    done
    # Handle special needs for missing deps or wierd modalias lines
    case $modalias in
        "scsi:t-0x00")
            findmodule ata_generic
           ;;
        *)
            ;;
    esac
}

findstoragedriver () {
    local i
    local a
    local TMPNAME
    local DSKSTRING
    local found
    local IDSTRING
    for device in $@ ; do
        basedev=`echo $device | sed -e's/\/dev\///' -e's/[0-9]\+//'`
        if [ -d /sys/block/$basedev ]
        then
            TMPNAME=""
            DSKSTRING=""
            #only add devices which have a presence in sysfs
            for i in "vendor" "model" "type" 
            do
                TMPNAME=`cat /sys/block/$basedev/device/$i`
                DSKSTRING="$DSKSTRING $TMPNAME"
            done
            DSKSTRING=$(echo $DSKSTRING | sed -e's/ //g')
            if grep -q "$DSKSTRING" "$TMPDISKLIST"
            then
                found=`awk '{ if($2 == "'"$DSKSTRING"'") print $3; }' $TMPDISKLIST`
                echo -n "$basedev $DSKSTRING" > $TMPDISKLIST
            else
                found=0
                echo -n "$basedev $DSKSTRING" >> $TMPDISKLIST
            fi

            for i in `ls /sys/block`
            do
                IDSTRING=""
                if [ ! -d /sys/block/$i/device ]
                then
                    continue
                fi
                for a in "vendor" "model" "type"
                do
                    TMPNAME=`cat /sys/block/$i/device/$a`
                    IDSTRING="$IDSTRING $TMPNAME"
                done
                IDSTRING=$(echo $IDSTRING | sed -e's/ //g')
                if [ "$DSKSTRING" == "$IDSTRING" ]
                then
                    found=$(($found + 1))
                fi
            done

            echo " $found">>$TMPDISKLIST
        fi
        case " $handleddevices " in
            *" $device "*)
                continue ;;
            *) handleddevices="$handleddevices $device" ;;
        esac
        echo $device | grep -q "md[0-9]\+"
        if [ $? == 0 ]; then
            vecho "Found RAID component $device"
            handleraid "$device"
            continue
        fi
        device=`echo $device | sed 's/\//\!/g'`
        sysfs=$(findone -L /sys/block -maxdepth 2 -type d -name $device)
        [ -z "$sysfs" ] && return
        pushd $sysfs >/dev/null 2>&1
        findstoragedriverinsys
        popd >/dev/null 2>&1
    done
}

findnetdriver() {
    for device in $@ ; do
        case " $handleddevices " in
            *" $device "*)
                continue ;;
            *) handleddevices="$handleddevices $device" ;;
        esac

        case "$device" in
        bond*)
            modalias=bonding
            ;;
        eth*.*)
            modalias=8021q
            ;;
        br*)
            modalias=bridge
            ;;
        *)
            if [ -f /sys/class/net/$device/device/modalias ]
            then 
                modalias=$(cat /sys/class/net/$device/device/modalias)
            else
                modalias=$(ethtool -i $device | awk '/^driver:/ { print $2 }')
            fi
            ;;
        esac
        for driver in $(modprobe --set-version $kernel --show-depends $modalias 2>/dev/null| awk '{ print gensub(".*/","","g",$2) }') ; do
            findmodule ${driver%%.ko}
        done
    done
}

handleraid() {
    local start=0

    if [ -n "$noraid" -o ! -f /proc/mdstat ]; then
        return 0
    fi

    levels=$(grep "^$1[	 ]*:" /proc/mdstat | \
        awk '{ print $4 }')
    devs=$(grep "^$1[	 ]*:" /proc/mdstat | \
        awk '{ print gensub("\\[[0-9]*\\]","","g",gensub("^md.*raid[0-9]*","","1")) }')

    for level in $levels ; do
	case $level in
	linear)
	    findmodule linear
	    start=1
	    ;;
	multipath)
	    findmodule multipath
	    start=1
	    ;;
	raid[01456] | raid10)
	    findmodule $level
	    start=1
	    ;;
	*)
	    error "raid level $level (in /proc/mdstat) not recognized"
	    ;;
	esac
    done
    findstoragedriver $devs
    if [ "$start" = 1 ]; then
        raiddevices="$raiddevices $1"
    fi
    return $start
}

check_resettable() {
    local path="/sys/$(udevadm info --query=all --name="$1" | awk '/^P:/ {print $2}' | sed -e 's/\(cciss[0-9]\+\/\).*/\1/g' -e 's/\/block\/.*$//')/resettable"
    local resettable=1
    if [ ! -f "$path" ]
    then
        return
    else
        resettable="$(cat $path)"
    fi
    if [ $resettable -eq 0 ]
    then
        if [ "$2" -eq 0 ]
        then
            error "Can not save vmcore to target device $1. This device can not be initialized in kdump kernel as it is not resettable"
        else
            error "Rootfs device $1 is not resettable, can not be used as the default target, please specify a default action"
        fi
        if [ "$override_resettable" -eq 0 ]
        then
            cleanup_and_exit 1
        fi
    fi
}

handlelvordev() {
    local vg=`lvs --noheadings -o vg_name $1 2>/dev/null`
    if [ -z "$vg" ]; then
        vg=`lvs --noheadings -o vg_name $(echo $1 | sed -e 's#^/dev/mapper/\([^-]*\)-\(.*\)$#/dev/\1/\2#') 2>/dev/null`
    fi
    if [ -n "$vg" ]; then
        vg=`echo $vg` # strip whitespace
        case " $vg_list " in
        *" $vg "*)
            ;;
        *)
            vg_list="$vg_list $vg"
            for device in `vgdisplay -v $vg 2>/dev/null | sed -n 's/PV Name//p'`; do
                IS_UUID=`echo $device | grep UUID`
                IS_LABEL=`echo $device | grep LABEL`
                if [ -n "$IS_UUID" -o -n "$IS_LABEL" ]
                then
                    devname=`findfs $device`
                else
                    devname=$device
                fi
                check_resettable "$devname" "$2"
                findstoragedriver ${devname##/dev/}
            done
            ;;
        esac
    else
        IS_UUID=`echo $1 | grep UUID`
        IS_LABEL=`echo $1 | grep LABEL`
        if [ -n "$IS_UUID" -o -n "$IS_LABEL" ]
        then
            devname=`findfs $1`
            handlelvordev $devname $2
        else
            devname=$1
        fi
        check_resettable "$devname" "$2"
        findstoragedriver ${devname##/dev/}
    fi
}

handlenetdev() {
    local dev=$1
    cp /etc/sysconfig/network-scripts/ifcfg-$dev $MNTIMAGE/etc
    BOOTPROTO=""
    VLAN=""
    MASTER=""
    SLAVE=""
    . $MNTIMAGE/etc/ifcfg-$dev

    findnetdriver $dev

    if [ "$BOOTPROTO" == "dhcp" ]
    then
        if ! grep -q "iface $dev inet dhcp" $MNTIMAGE/etc/network/interfaces 2>/dev/null
        then
            echo "iface $dev inet dhcp" >> $MNTIMAGE/etc/network/interfaces
        fi
    else
        if ! grep -q "iface $dev inet static" $MNTIMAGE/etc/network/interfaces 2>/dev/null
        then
            echo "iface $dev inet static" >> $MNTIMAGE/etc/network/interfaces
        fi
        if [ -n "$IPADDR" ]
        then
            echo "  " address $IPADDR >> $MNTIMAGE/etc/network/interfaces
        fi
        if [ -n "$NETMASK" ]
        then
            echo "  " netmask $NETMASK >> $MNTIMAGE/etc/network/interfaces
        elif [ -n "$PREFIX" ]
        then
            echo "  " netmask $(ipcalc -m 127.0.0.1/$PREFIX | cut -d'=' -f2) >> $MNTIMAGE/etc/network/interfaces
        fi
        if [ -z "$GATEWAY" ]
        then
            GATEWAY=`/sbin/ip route show | awk '/^default/ {print $3}'`
        fi
        echo "  " gateway $GATEWAY >> $MNTIMAGE/etc/network/interfaces
        cp -a /etc/resolv.conf $MNTIMAGE/etc
    fi

    #This lets us recursively handle stacked devices
    case "$dev" in
        bond*)
            #This is a bond, pick up its slaves
            for j in `cat /sys/class/net/$dev/bonding/slaves`
            do
                handlenetdev $j
            done
            echo >> $MNTIMAGE/etc/ifcfg-$dev
            echo "BUS_ID=\"Bonding\"" >> $MNTIMAGE/etc/ifcfg-$dev
            ;;
	br*)
            for j in `ls /sys/class/net/$dev/brif`
            do
                handlenetdev $j
                echo $j >> $MNTIMAGE/etc/bridge-$dev-members
            done
            echo >> $MNTIMAGE/etc/ifcfg-$dev
            echo "BUS_ID=\"Bridge\"" >> $MNTIMAGE/etc/ifcfg-$dev
            ;;
        *)

            if [ "$VLAN" == "yes" ] 
            then
                #put code to handle vlan devices
                echo >> $MNTIMAGE/etc/ifcfg-$dev
                echo "BUS_ID=\"Vlan\"" >> $MNTIMAGE/etc/ifcfg-$dev
                #now make sure we pick up the driver to support the 
                #underlying interface
                BASE_IFC=`echo $dev | cut -d"." -f1`
                handlenetdev $BASE_IFC
            else
                BUS_ID=`ls -l /sys/class/net/$dev/device | sed -e's/\(.*\/\)\(.*$\)/\2/'`
                echo >> $MNTIMAGE/etc/ifcfg-$dev
                echo "BUS_ID=\"$BUS_ID\"" >> $MNTIMAGE/etc/ifcfg-$dev
            fi
            ;;
    esac
}

while [ $# -gt 0 ]; do
    case $1 in
	--fstab*)
	    if echo $1 | grep -q '=' ; then
	    	fstab=`echo $1 | sed 's/^--fstab=//'`
	    else
		fstab=$2
		shift
	    fi
	    ;;

	--with-usb)
	    withusb=yes
	    ;;

        --without-usb)
            withusb=no
            ;;

	--with*)
	    if echo $1 | grep -q '=' ; then
	    	modname=`echo $1 | sed 's/^--with=//'`
	    else
		modname=$2
		shift
	    fi

	    basicmodules="$basicmodules $modname"
	    ;;

	--builtin*)
	    if echo $1 | grep -q '=' ; then
	    	modname=`echo $1 | sed 's/^--builtin=//'`
	    else
		modname=$2
		shift
	    fi
	    builtins="$builtins $modname"
	    ;;

	--version)
	    echo "$cmdname: version $VERSION"
	    exit 0
	    ;;

	-v)
	    verbose=-v
	    ;;

	--nocompress)
	    compress=""
	    ;;

	--ifneeded)
	    # legacy
	    ;;

	-f)
	    force=1
	    ;;
    
        -d)
            KDUMP_CONFIG_FILE=""
            if [ -f /etc/kdump.conf ]; then
                KDUMP_CONFIG_FILE="/etc/kdump.conf"
            fi
            ;;

	--preload*)
	    if echo $1 | grep -q '=' ; then
	    	modname=`echo $1 | sed 's/^--preload=//'`
	    else
		modname=$2
		shift
	    fi
	    PREMODS="$PREMODS $modname"
	    ;;
	--force-scsi-probe)
	    forcescsi=1
	    ;;
	--omit-scsi-modules)
	    PRESCSIMODS=""
	    noscsi=1
	    ;;
	--force-raid-probe)
	    forceraid=1
	    ;;
	--omit-raid-modules)
	    noraid=1
	    ;;
	--force-lvm-probe)
	    forcelvm=1
	    ;;
	--omit-lvm-modules)
	    nolvm=1
	    ;;
	--omit-dmraid)
	    nodmraid=1
            ;;
        --force-ide-probe)
            forceide=1
            ;;
	--image-version)
	    img_vers=yes
	    ;;
	--allow-missing)
	    allowmissing=yes
	    ;;
	--noresume)
	    noresume=1
	    ;;
        --override-resettable)
            override_resettable=1
            ;;
        --help)
            usage -n
            ;;
	*)
	    if [ -z "$target" ]; then
		target=$1
	    elif [ -z "$kernel" ]; then
		kernel=$1
	    else
		usage
	    fi
	    ;;
    esac

    shift
done

if [ -z "$target" -o -z "$kernel" ]; then
    usage
fi

if [ -n "$img_vers" ]; then
    target="$target-$kernel"
fi

if [ -z "$force" -a -f $target ]; then
    error "$target already exists."
    cleanup_and_exit 1
fi

if [ -n "$forcescsi" -a -n "$noscsi" ]; then
    error "Can't both force scsi probe and omit scsi modules"
    cleanup_and_exit 1
fi

if [ -n "$forceraid" -a -n "$noraid" ]; then
    error "Can't both force raid probe and omit raid modules"
    cleanup_and_exit 1
fi

if [ -n "$forcelvm" -a -n "$nolvm" ]; then
    error "Can't both force LVM probe and omit LVM modules"
    cleanup_and_exit 1
fi

if [ ! -d /lib/modules/$kernel ]; then
    error 'No modules available for kernel "'${kernel}'".'
    cleanup_and_exit 1
fi

if [ $UID != 0 ]; then
    error "$cmdname must be run as root."
    cleanup_and_exit 1
fi

vecho "Creating initramfs"
modulefile=/etc/modprobe.conf
if [ ! -f $modulefile ] ;then
    if [ -d /etc/modprobe.d -a -n "$(ls -A /etc/modprobe.d)" ] ; then
        modulefile="$(echo /etc/modprobe.d/*.conf)"
    else
        modulefile=""
    fi
fi

for n in $PREMODS; do
	findmodule $n
done

needusb=""
if [ -n "$withusb" -a "x$PROBE" == "xyes" ]; then
    # If / or /boot is on a USB device include the driver. With root by
    # label we could still get some odd behaviors
    for fs in / /boot ; do
        esc=$(echo $fs | sed 's,/,\\/,g')
        dev=$(mount | awk "/ on ${esc} / { print \$1 }" | sed 's/[0-9]*$//' | cut -d/ -f3)
        if [ "$(echo $dev | cut -c1-2)" = sd ]; then
            if [ `which kudzu 2>/dev/null` ]; then
                host=$(kudzu --probe -b scsi |
                gawk '/^device: '${dev}'/,/^host:/ { if (/^host/) { print $2; exit; } }')
                if [ -d /proc/scsi/usb-storage-${host} -o -f /proc/scsi/usb-storage/${host} ]; then
                    needusb=1
                fi
            fi
        fi
    done
fi

# for USB keyboard
if [ -z "$needusb" -a -n "$withusb" -a "x$PROBE" == "xyes" ];
then
    for inputdev in $(ls -d /sys/class/input/input* 2>/dev/null); do
        if [ ! -e ${inputdev}/mouse* ]; then
            if  [ "$(cat ${inputdev}/phys | cut -c1-3)" = usb ]; then
                needusb=1
            fi
        fi
    done
fi

if [ -n "$needusb" -a "x$PROBE" == "xyes" -a -n "$modulefile" ]; then
    drivers=$(awk '/^alias[[:space:]]+usb-controller[0-9]* / { print $3}' $modulefile)
    useUSB=0
    if [ -n "$drivers" ]; then
        useUSB=1
        for driver in $drivers; do
            findmodule $driver
        done
    fi
    for x in $(awk '/^[eou]hci_hcd/ {print $1}' /proc/modules | sed '1!G;h;$!d') ; do
        useUSB=1
        findmodule $(echo $x | sed 's/_/-/')
    done
    if [ "$useUSB" == "1" ]; then
        findmodule scsi_mod
        findmodule sd_mod
    fi
fi

if [ -n "$forcescsi" -o -z "$noscsi" -a "x$PROBE" == "xyes" ]; then
    if [ -n "$modulefile" ]; then
	scsimodules=`grep "alias[[:space:]]\+scsi_hostadapter" $modulefile | grep -v '^[ 	]*#' | LC_ALL=C sort -u | awk '{ print $3 }'`

	if [ -n "$scsimodules" ]; then
            for n in $scsimodules; do
    # for now allow scsi modules to come from anywhere.  There are some
    # RAID controllers with drivers in block/
		findmodule $n
	    done
	fi
    fi
fi

# If we have ide devices and module ide, do the right thing
ide=/proc/ide/ide*
if [ -n "$forceide" -o -n "$ide" -a "x$PROBE" == "xyes" ]; then
    findmodule -ide-disk
fi

# If we have dasd devices, include the necessary modules (S/390)
if [ "x$PROBE" == "xyes" -a -d /proc/dasd ]; then
    findmodule -dasd_mod
    findmodule -dasd_eckd_mod
    findmodule -dasd_fba_mod
fi

add_rootfs()
{
if [ "x$PROBE" == "xyes" ]; then
    rootfs=$(awk '{ if ($1 !~ /^[ \t]*#/ && $2 == "/") { print $3; }}' $fstab)
    rootopts=$(awk '{ if ($1 !~ /^[ \t]*#/ && $2 == "/") { print $4; }}' $fstab)

    # in case the root filesystem is modular
    findmodule -${rootfs}

    rootdev=$(awk '/^[ \t]*[^#]/ { if ($2 == "/") { print $1; }}' $fstab)
    # check if it's nfsroot
    if [ "$rootfs" == "nfs" ]; then
	remote=$(echo $rootdev | cut -d : -f 1)
	# FIXME: this doesn't handle ips properly
	remoteip=$(getent hosts $remote | cut -d ' ' -f 1) 
	netdev=`/sbin/ip route get to $remoteip |sed 's|.*dev \(.*\).*|\1|g' |awk {'print $1;'} |head -n 1`	
	net_list="$net_list $netdev"
    # check if it's root by label
    elif echo  $rootdev | cut -c1-6 | grep -q "UUID=\|LABEL=" ; then
        dev=`/sbin/findfs $rootdev`
        if [ -n "$dev" ] ; then 
            vecho "Found root device $dev for $rootdev"
            rootdev=$dev
        fi
    else
    	rootopts=$(echo $rootopts | sed -e 's/^r[ow],//' -e 's/,r[ow],$//' -e 's/,r[ow],/,/' \
                     -e 's/^r[ow]$/defaults/' -e 's/$/,ro/')
    fi
    [ "$rootfs" != "nfs" ] && handlelvordev $rootdev 1
fi
}

# If we use LVM or dm-based raid, include dm-mod
# XXX: dm not really supported yet.
testdm=""
[ -n "$vg_list" ] && testdm="yes"
[ -n "$forceraid" -o -n "$forcelvm" ] && testdm="yes"
[ -z "$nolvm" -o -z "$noraid" ] && testdm="yes"
[ "x$PROBE" != "xyes" ] && testdm=""

if [ -n "$testdm" ]; then
    if [ -x /sbin/dmsetup -a -e /dev/mapper/control ]; then
	dmout=$(/sbin/dmsetup ls 2>/dev/null)
	if [ "$dmout" != "No devices found" -a "$dmout" != "" ]; then
	    findmodule -dm-mod

            # DM requires all of these to be there in case someone used the
            # feature.  broken.  (#132001)
            findmodule -dm-mirror
            findmodule -dm-zero
            findmodule -dm-snapshot
	fi
    fi
    if [ -x /sbin/dmraid -a -z "$nodmraid" ]; then
        NOBLK=`/sbin/dmraid -s -craidname 2>/dev/null | grep  "no block devices"`
        NORAD=`/sbin/dmraid -s -craidname 2>/dev/null | grep  "no raid disks"`
        if [ -z "$NOBLK" ] && [ -z "$NORAD" ]
        then
            for raid in $(/sbin/dmraid -s -craidname 2>/dev/null) ; do
                DMRAIDS="$DMRAIDS $raid"
            done
        fi
    fi
fi

if [ "$useUSB" == "1" ]; then
    findmodule usb-storage
fi

for n in $basicmodules; do
    findmodule $n
done

for n in $CONFMODS; do
    findmodule $n
done

vecho "Using modules:$MODULES"

cemit()
{
    cat >> $RCFILE
}

emit()
{
    NONL=""
    if [ "$1" == "-n" ]; then
        NONL="-n"
        shift
    fi
    echo $NONL "$@" >> $RCFILE
}

kdump_chk()
{
    rc=`eval $1` && return $rc
    echo "$KDUMP_CONFIG_FILE: $2"
    cleanup_and_exit 1
}

if [ -z "$MNTIMAGE" -o -z "$IMAGE" ]; then
    error "Error creating temporaries.  Try again"
    cleanup_and_exit 1
fi


# Just get all the modules that are currently loaded
# We're likely to need them
for i in `lsmod | tail --lines=+2 | awk '{print $1}'`
do
    findmodule -$i skip
    echo $MODULES | grep -q $i
    if [ $? -ne 0 ]
    then
        ALTERNATE=`echo $i | sed -e's/_/-/g'`
        findmodule $ALTERNATE skip
    fi

done


#START BUILDING INITRD HERE
mkdir -p $MNTIMAGE
mkdir -p $MNTIMAGE/lib
mkdir -p $MNTIMAGE/bin
mkdir -p $MNTIMAGE/etc
mkdir -p $MNTIMAGE/dev
mkdir -p $MNTIMAGE/proc
mkdir -p $MNTIMAGE/sys
mkdir -p $MNTIMAGE/tmp
mkdir -p $MNTIMAGE/sysroot
mkdir -p $MNTIMAGE/modules
mkdir -p $MNTIMAGE/usr/share/udhcpc
mkdir -p $MNTIMAGE/var/run
mkdir -p $MNTIMAGE/etc/network/if-pre-up.d
mkdir -p $MNTIMAGE/etc/network/if-up.d
mkdir -p $MNTIMAGE/etc/network/if-pre-down.d
mkdir -p $MNTIMAGE/etc/network/if-down.d
mkdir -p $MNTIMAGE/etc/network/if-post-down.d
ln -s bin $MNTIMAGE/sbin

if [ -n "$KDUMP_CONFIG_FILE" ]; then
    while read config_opt config_val; do
        case "$config_opt" in
        net)
            #grab remote host and xlate into numbers
            rhost=`echo $config_val | sed 's/.*@//' | cut -d':' -f1`
            USE_SSH=`echo $config_val | grep @`
            if [ -n "$USE_SSH" ]; then
                USING_METHOD="ssh"
            else
                USING_METHOD="nfs"
            fi
            need_dns=`echo $rhost|grep "[a-zA-Z]"`
            remoteip=$rhost
            [ -n "$need_dns" ] && remoteip=`getent hosts $rhost|cut -d' ' -f1`

            #find ethernet device used to route to remote host, ie eth0
            netdev=`/sbin/ip route get to $remoteip 2>&1`
            [ $? != 0 ] && echo "Bad kdump location: $config_val" && cleanup_and_exit 1
            DUMP_TARGET=$config_val
            #the field in the ip output changes if we go to another subnet
            OFF_SUBNET=`echo $netdev | grep via`
            if [ -n "$OFF_SUBNET" ]
            then
                # we are going to a different subnet
                netdev=`echo $netdev|awk '{print $5;}'|head -n 1`
            else
                # we are on the same subnet
                netdev=`echo $netdev|awk '{print $3}'|head -n 1`
            fi
           
            #add the ethernet device to the list of modules 
            mkdir -p $MNTIMAGE/etc/network/
            handlenetdev $netdev
            echo $netdev > $MNTIMAGE/etc/iface_to_activate

            #load nfs modules, if needed 
            echo $config_val | grep -v "@" > /dev/null && findmodule nfs
            ;;
        raw)
            USING_METHOD="raw"
            DUMP_TARGET=$config_val
            handlelvordev $config_val 0
            ;;
        core_collector)
            if [ -x /usr/sbin/makedumpfile ]; then
                CORE_COLLECTOR=$config_val
                grep -q control_d /proc/xen/capabilities 2>/dev/null
                if [ $? -eq 0 ]
                then
                    if [ ! -e /sys/kernel/vmcoreinfo ]
                    then
                        CORE_COLLECTOR=`echo $CORE_COLLECTOR | sed -e's/makedumpfile/makedumpfile --xen-vmcoreinfo \/etc\/makedumpfile.config/'`
                    fi
                else
                    if [ ! -e /sys/kernel/vmcoreinfo ]
                    then
                        CORE_COLLECTOR=`echo $CORE_COLLECTOR | sed -e's/makedumpfile/makedumpfile -i \/etc\/makedumpfile.config/'`
                    fi
                fi
            else
                echo "Cannot use the core_collector option on this arch"
                cleanup_and_exit 1
            fi
            ;;
        path)
            SAVE_PATH=$config_val
            ;;
        link_delay)
            LINK_DELAY=$config_val
            ;;
        kdump_post)
            KDUMP_POST=$config_val
            if [ ! -x "$KDUMP_POST" ]; then
                echo "$KDUMP_POST not executable or not found"
                cleanup_and_exit 1
            fi
            bin="$bin $KDUMP_POST"
            KDUMP_POST_INTERNAL=`echo $KDUMP_POST | sed -e's/\(^.*\/\)\(.*$\)/\/bin\/\2/'`
            ;;
        kdump_pre)
            KDUMP_PRE=$config_val
            if [ ! -x "$KDUMP_PRE" ]; then
                echo "$KDUMP_PRE not executable or not found"
                cleanup_and_exit 1
            fi
            bin="$bin $KDUMP_PRE"
            KDUMP_PRE_INTERNAL=`echo $KDUMP_PRE | sed -e's/\(^.*\/\)\(.*$\)/\/bin\/\2/'`
            ;;
        extra_bins)
            bin="$bin $config_val"
            ;;
        extra_modules)
            extra_kdump_mods="$extra_kdump_mods $config_val"
            ;;
        blacklist)
            blacklist_mods="$blacklist_mods $config_val"
            ;;
	options)
	    ;;
        force_rebuild)
            ;;
        default)
            DEFAULT_ACTION=$config_val
            case $DEFAULT_ACTION in
                reboot|shell)
                        FINAL_ACTION="reboot -f"
                        ;;
                halt)
                        FINAL_ACTION="halt -f"
                        ;;
                poweroff)
                        FINAL_ACTION="poweroff -f"
                        ;;
            esac
            ;;
        disk_timeout)
            DISK_TIMEOUT=$config_val
            ;;
        debug_mem_level)
            DEBUG_MEM_LEVEL=$config_val
            echo "$DEBUG_MEM_LEVEL" | grep "^[0-3]$" &> /dev/null
            if [ $? -ne 0 ]
            then
                echo "debug_mem_level is valid only for range 0-3"
                cleanup_and_exit 1
            fi
            ;;
        sshkey)
            if [ -f "$config_val" ]; then
                # canonicalize the path
                SSH_KEY_LOCATION=$(/usr/bin/readlink -m $config_val)
            else
                echo "WARNING: '$config_val' doesn't exist, using default value '$SSH_KEY_LOCATION'"
            fi
            ;;
        *)
            IS_COMMENT=`echo $config_opt | grep "^#.*$"`
            if [ -n "$IS_COMMENT" -o -z "$config_opt" ]
            then
                     #don't process comments or blank line
                     continue
            fi
	    let grep_rc=0
            echo $config_opt | grep -q "ext[234]"
            ga_rc=$?
            echo $config_opt | grep -q "minix"
            gb_rc=$?
            echo $config_opt | grep -q "xfs"
            gc_rc=$?
            echo $config_opt | grep -q "btrfs"
            gd_rc=$?
            if [ $ga_rc -ne 0 -a $gb_rc -ne 0 -a $gc_rc -ne 0 -a $gd_rc -ne 0 ]
            then
                echo "Unknown parameter " $config_opt
                cleanup_and_exit 1
            fi
            USING_METHOD="filesystem"
            if (echo $config_val | egrep -q "^(LABEL|UUID)="); then
                # We need to "strip" the quotes in LABEL or UUID,
                # otherwise it will be passed into findfs as a part of
                # LABEL or UUID. Note a label name itself may contain
                # spaces and quotes.
                config_val=$(eval echo $config_val)
                if [ -z "$config_val" ] ;then
                    cleanup_and_exit 1
                fi
            fi
            DUMP_FSTYPE=$config_opt
            DUMP_TARGET=$config_val
            handlelvordev $config_val 0
            ;;
        esac

    done < $KDUMP_CONFIG_FILE
fi

# handle cluster node if CLUSTER_CONFIG_FILE and fence_kudmp_send exist
if [ -f "$CLUSTER_CONFIG_FILE" -a -e /usr/sbin/fence_kdump_send ]; then
    # get cluster nodes from CLUSTER_CONFIG_FILE, get interface and ip addresses
    nodelist=`echo "xpath /cluster/clusternodes/clusternode/@name" | xmllint --shell $CLUSTER_CONFIG_FILE | grep content | cut -d'=' -f2`
    for node in ${nodelist}; do
	addr=`getent hosts $node | cut -d' ' -f1`
	netdev=`/sbin/ip route get to $addr 2>&1`

	if echo $netdev | grep -q ^local; then
	    continue
	fi

	# add node ip address to node list
	CLUSTER_NODE_LIST="$CLUSTER_NODE_LIST $addr"

	if echo $netdev | grep -q via; then
	    netdev=`echo $netdev | awk '{print $5}' | head -n 1`
	else
	    netdev=`echo $netdev | awk '{print $3}' | head -n 1`
	fi

	mkdir -p $MNTIMAGE/etc/network/
	handlenetdev $netdev
	echo $netdev > $MNTIMAGE/etc/cluster_iface
    done
    if [ -f "$FENCE_KDUMP_CONFIG" ]; then
	. "$FENCE_KDUMP_CONFIG"
    fi
    if [ -n "$CLUSTER_NODE_LIST" ]; then
	bin="$bin /usr/sbin/fence_kdump_send"
    fi
fi

# if no method was specified default to the currently booted filesystem
if [ -z "$USING_METHOD" ]
then
    mkdir -p $SAVE_PATH
    mntpoint=`df $SAVE_PATH | tail -1 | awk '{ print $NF }'`
    DUMP_TARGET=`mount | awk '$3 == "'$mntpoint'" { print $1 }'`
    DUMP_FSTYPE=`mount | awk '$3 == "'$mntpoint'" { print $5 }'`
    handlelvordev $DUMP_TARGET 0
    if [ "$mntpoint" != "/" ]
    then
        SAVE_PATH=`echo $SAVE_PATH | sed "s,$mntpoint,,"`
    fi
fi

if [ "$DUMP_FSTYPE" = "btrfs" ]
then
    kdump_chk "test -f /sbin/btrfsck" "Unsupported type $DUMP_FSTYPE"
    bin="$bin /sbin/btrfsck"
elif [ "$DUMP_FSTYPE" = "xfs" ]
then
    findmodule xfs
elif [ -n "$DUMP_FSTYPE" ]
then
    kdump_chk "test -f /sbin/fsck.$DUMP_FSTYPE" "Unsupported type $DUMP_FSTYPE"
fi

#if we are using makedumpfile here, then generate the config file
#also only build this config if we don't have vmcoreinfo on this kernel
if [ -n "$CORE_COLLECTOR" -a ! -e /sys/kernel/vmcoreinfo ]; then
    if [ -z "$USING_METHOD" ]
    then
        echo "Warning!  Lack of dump target specification means core_collector option is ignored!"
        CORE_COLLECTOR=""
    else
        RUN_KERN_VER=`uname -r`
        if [ ! -f /usr/lib/debug/lib/modules/$RUN_KERN_VER/vmlinux ]
        then
            echo "kernel-debuginfo-$RUN_KERN_VER is not installed.  You need this to use makedumpfile!"
            echo "please install it and restart the kdump service"
            cleanup_and_exit 1
        fi
        XEN_OPTS=""
        grep -q control_d /proc/xen/capabilities 2>/dev/null
        if [ $? -eq 0 ]
        then
            # This is a dom0 xen kernel so we need to add xen-syms to the
            # makedumpefile config
            RUN_XEN_VER=${RUN_KERN_VER%xen}
            if [ ! -f /usr/lib/debug/boot/xen-syms-$RUN_XEN_VER.debug ]
            then
                echo "xen-syms.debug not found and is needed on this kernel to use makedumpfile!"
                echo "please install it and restart the kdump service"
                cleanup_and_exit 1
            fi

            XEN_OPTS="--xen-syms /usr/lib/debug/boot/xen-syms-$RUN_XEN_VER.debug"
            /usr//sbin/makedumpfile -g $MNTIMAGE/etc/makedumpfile.config $XEN_OPTS  > /dev/null 2>&1
        else
            /usr//sbin/makedumpfile -g $MNTIMAGE/etc/makedumpfile.config -x /usr/lib/debug/lib/modules/$RUN_KERN_VER/vmlinux > /dev/null 2>&1
        fi
        if [ $? != 0 ]; then
            echo "could not generate makedumpfile configuration.  aborting"
            cleanup_and_exit 1
        fi
    fi
fi

#include extra user-specified modules for kdump initrd
for n in $extra_kdump_mods; do
    findmodule $n
done

# After we get all the modules, lets depsolve the list
# so that we load them in proper order
depsolve_modlist

for n in $blacklist_mods; do 
    do_blacklist $n 
done

if [ -z "$FINAL_ACTION" ]; then
    add_rootfs
    FINAL_ACTION="reboot -f"
else
    if [ -z "$USING_METHOD" ]; then
        echo "Warning!  Lack of dump target specification means default option is ignored!"
        DEFAULT_ACTION=""
        FINAL_ACTION="reboot -f"
    fi
fi
	
#copy in busybox and make symlinks to its supported utilities
cp /sbin/busybox $MNTIMAGE/sbin/busybox
bin="$bin /sbin/busybox"
cd $MNTIMAGE/sbin
for i in `/sbin/busybox | 
        awk 'BEGIN {found=0} /.*/ { if (found) print $0 } /Currently/ {found=1}' | 
        sed -e's/,//g' -e's/busybox//g'`
do
        ln -s busybox $MNTIMAGE/sbin/$i
done
cd - > /dev/null 2>&1

if [ -f /etc/mdadm.conf ]
then
        cp /etc/mdadm.conf $MNTIMAGE/etc
        bin="$bin /sbin/mdadm"
fi

# we need the fstab file so that we can fsck properly
cp /etc/fstab $MNTIMAGE/etc/fstab
bin="$bin /sbin/fsck.ext2 /sbin/fsck.ext3 /sbin/fsck.ext4"

#this provides us with a list of disks that we need to make sure we have available before we capture our core
# don't block on cciss or md devices, parsing them in sysfs takes a special case and they are there
# as soon as the driver loads
egrep -v '(^cciss|^md)' $TMPDISKLIST > $MNTIMAGE/etc/critical_disks
rm -f $TMPDISKLIST

#THIS IS WHERE WE GENERATE OUR ADDITINONAL UTILITIES
#Busybox doesn't have a /bin/sh applet, 
#so we build a reasonable faximilie here
cat >> $MNTIMAGE/bin/sh << EOF
#!/bin/msh
#drop the -c from the command line
shift 1
#now execute the passed command
#don't exec this or $@ won't work
/bin/msh -c "\$@"
EOF

chmod 755 $MNTIMAGE/bin/sh

cat >> $MNTIMAGE/usr/share/udhcpc/default.script << EOF
#!/bin/msh
[ -z "\$1" ] && echo "Error: should be called from udhcpc" && exit 1


case "\$1" in
    deconfig)
        /sbin/ifconfig \$interface 0.0.0.0
        ;;

    renew|bound)
        /sbin/ifconfig \$interface \$ip netmask \$subnet

        if [ -n "\$router" ] ; then
            echo "deleting routers"
            while route del default gw 0.0.0.0 dev \$interface 2>/dev/null ; do
                :
            done

            for i in \$router ; do
                route add default gw \$i dev \$interface
            done
        fi

        echo -n > /etc/resolv.conf 
        [ -n "\$domain" ] && echo search \$domain >> /etc/resolv.conf 
        for i in \$dns ; do
            echo adding dns \$i
            echo nameserver \$i >> /etc/resolv.conf 
        done
        ;;

    *)
        echo "Unable to get a DHCP address retry..."
        exit 1
        ;;
esac

exit 0
EOF

#NETWORKING SCRIPT DIRECTORIES
cat >> $MNTIMAGE/etc/network/if-pre-up.d/pre-up-script << EOF
#!/bin/msh
PATH=\$PATH:/scriptfns
. /etc/ifcfg-\$IFACE

LINK_DELAY=$LINK_DELAY
if [ "\$BUS_ID" != "Vlan" ]
then
    if [ "\$BUS_ID" == "Bridge" ]
    then
        brctl addbr \$IFACE
        brctl setfd \$IFACE 1
    fi
    ifconfig \$IFACE up
    if [ -n "\$LINK_DELAY" ]
    then
        echo "\$IFACE Link Up.  Waiting \$LINK_DELAY Seconds"
        sleep \$LINK_DELAY
        echo "Continuing"
    fi
fi

if [ "\$BUS_ID" == "Bonding" ]
then
    #this is a bond find and bring up the slaves
    echo searching for slaves
    find_activate_slaves \$IFACE
elif [ "\$BUS_ID" == "Vlan" ]
then
    #bring up the base interface first
    BASE_DEV=\`echo \$IFACE | cut -d"." -f1\`
    VLAN_ID=\`echo \$IFACE | cut -d"." -f2\`
    ifconfig \$BASE_DEV up
    if [ -n "\$LINK_DELAY" ]
    then
        echo "\$IFACE Link Up.  Waiting \$LINK_DELAY Seconds"
        sleep \$LINK_DELAY
        echo "Continuing"
    fi  
    vconfig add \$BASE_DEV \$VLAN_ID
    ifconfig \$IFACE up
elif [ "\$BUS_ID" == "Bridge" ]
then
    for j in \`cat /etc/bridge-\$IFACE-members\`
    do
        ifconfig \$j promisc
        ifconfig \$j up
        brctl addif \$IFACE \$j
    done
fi
exit 0
EOF

for i in `ls $MNTIMAGE/etc/network/if-pre-up.d`
do
    chmod 755 $MNTIMAGE/etc/network/if-pre-up.d/$i
done

cat >> $MNTIMAGE/etc/network/if-up.d/up-script << EOF
#!/bin/msh
PATH=\$PATH:/scriptfns
if [ "\$METHOD" != "dhcp" ]
then
    . /etc/ifcfg-\$IFACE
    ifconfig \$IFACE \$IPADDR netmask \$NETMASK
fi
exit 0
EOF

for i in `ls $MNTIMAGE/etc/network/if-up.d`
do
    chmod 755 $MNTIMAGE/etc/network/if-up.d/$i
done

chmod 755 $MNTIMAGE/usr/share/udhcpc/default.script

# WE DONT HAVE FUNCTIONS AVAILABLE IN MSH
# SO WE IMPLEMENT THEM HERE AS scripts
SCRIPTDIR=$MNTIMAGE/scriptfns
mkdir -p $SCRIPTDIR

cat >> $SCRIPTDIR/load_selinux_policy << EOF
#!/bin/msh

ROOTPATH=\$1
NEEDSELINUX=1
LOADPOL=
grep -q selinux /proc/cmdline
if [ \$? -eq 0 ]
then
	NEEDSELINUX=\`sed -e's/\\(.*selinux=\\)\\(.*\$\\)/\\2/' -e's/\\(.* \\)\\(.*\$\\)/\\1/' /proc/cmdline\`
fi

if [ -x \$ROOTPATH/usr/sbin/load_policy ]
then
	LOADPOL=/usr/sbin/load_policy
fi
if [ -x \$ROOTPATH/sbin/load_policy ]
then
	LOADPOL=/sbin/load_policy
fi

if [ \$NEEDSELINUX -eq 1 -a -n "\$LOADPOL" ]
then
	echo "Loading SELINUX policy"
	chroot \$ROOTPATH \$LOADPOL -i
        if [ \$? -ge 2 ]
        then
            echo "Policy load failed, a relabel will be required on reboot"
        fi 
fi
EOF

cat >> $SCRIPTDIR/show_memstats << EOF
#!/bin/msh
while [ \$# -gt 0 ]; do
    case \$1 in
        shortmem)
            cat /proc/meminfo  | grep -e "^MemFree" -e "^Cached" -e "^Slab"
            ;;
        mem)
            cat /proc/meminfo
            ;;
        slab)
            cat /proc/slabinfo
            ;;
        iomem)
            cat /proc/iomem
            ;;
    esac
    shift
done
echo
EOF

cat >> $SCRIPTDIR/map_interface << EOF
#!/bin/msh
if [ -e /tmp/tmpcnt ]
then
    TMPCNT=\`cat /tmp/tmpcnt\`
else
    TMPCNT=0
fi
#erase previously recorded map
RENAMED=""
REAL_DEV=""
NETDEV=\$1
. /etc/ifcfg-\$NETDEV
for j in \`ifconfig -a | awk '/.*Link encap.*/ {print \$1}'\`
do
    case "\$BUS_ID" in
    Bonding)
        REAL_DEV=bond0
        RENAMED="yes"
        ;;
    Vlan)
        BASE_DEV=\`echo \$NETDEV | cut -d"." -f1\`
        VLAN_ID=\`echo \$NETDEV | cut -d"." -f2\`
        REAL_BASE=\`grep "^\$BASE_DEV " /etc/iface_map | cut -d" " -f2\` 
        #Note we add the \ to our vlan values to escape the . for sed-ability
        #Note we also convert . to _ to avoid problems with busybox ifup
        REAL_DEV=\$REAL_BASE\\\\.\$VLAN_ID
        NETDEV=\$BASE_DEV\\\\.\$VLAN_ID
        RENAMED="yes"
        ;;
    Bridge)
        REAL_DEV=\$NETDEV
        RENAMED="yes"
        ;;
    *)
        INFO=\`ls -l /sys/class/net/\$j/device 2>/dev/null |  sed -e's/\\(.*\\/\\)\\(.*$\\)/\\2/'\`
        if [ "\$INFO" == "\$BUS_ID" -a -z "\$REAL_DEV" ]
        then
            REAL_DEV=\$j
            RENAMED="yes"
        fi
        ;;
    esac
done

if [ -z "\$RENAMED" ]
then
    echo "Could not find a mapping for device \$NETDEV"
    exit 1
fi

#build the interface rename map
echo \$NETDEV \$REAL_DEV tmp\$TMPCNT >> /etc/iface_map
TMPCNT=\`echo \$TMPCNT 1 + p | dc\`
echo \$TMPCNT > /tmp/tmpcnt
echo mapping \$NETDEV to \$REAL_DEV
EOF

cat >> $SCRIPTDIR/rename_interfaces << EOF
#!/bin/msh
MAP_COUNT=\`wc -l /etc/iface_map | cut -d" " -f7 \`
#now do all the renaming - first to temp space
for j in \`seq 1 1 \$MAP_COUNT\`
do
    CURRENT=\`awk -v MATCH=\$j '{if (NR == MATCH) print \$1}' /etc/iface_map\`
    NEW=\`awk -v MATCH=\$j '{if (NR == MATCH) print \$2}' /etc/iface_map\`
    INTERIM=\`awk -v MATCH=\$j '{if (NR == MATCH) print \$3}' /etc/iface_map\`
    mv /etc/ifcfg-\$CURRENT /etc/ifcfg-\$INTERIM
    for i in /etc/ifcfg-\$INTERIM /etc/iface_to_activate /etc/network/interfaces
    do
        # the double quotes lets us expand the variables
        sed -i -e"s/\$CURRENT/\$INTERIM/g" \$i
    done
    if [ -f /etc/cluster_iface ]
    then
        # the double quotes lets us expand the variables
        sed -i -e"s/\$CURRENT/\$INTERIM/g" /etc/cluster_iface
    fi
done
 

for j in \`seq 1 1 \$MAP_COUNT\`
do
    CURRENT=\`awk -v MATCH=\$j '{if (NR == MATCH)  print \$1}' /etc/iface_map\`
    NEW=\`awk -v MATCH=\$j '{if (NR == MATCH) print \$2}' /etc/iface_map\`
    INTERIM=\`awk -v MATCH=\$j '{if (NR == MATCH) print \$3}' /etc/iface_map\`
    mv /etc/ifcfg-\$INTERIM /etc/ifcfg-\$NEW
    for i in /etc/ifcfg-\$NEW /etc/iface_to_activate /etc/network/interfaces
    do
        # the double quotes lets us expand the variables
        sed -i -e"s/\$INTERIM/\$NEW/g" \$i
    done
    if [ -f /etc/cluster_iface ]
    then
        # the double quotes lets us expand the variables
        sed -i -e"s/\$INTERIM/\$NEW/g" /etc/cluster_iface
    fi
    IS_BOND=\`echo /etc/ifcfg-\$NEW | grep bond\`
    if [ -n "\$IS_BOND" ]
    then
        for i in \`ls /etc/ifcfg-*\`
        do
            sed -i -e"s/.*MASTER=\$CURRENT.*/MASTER=\$NEW/" \$i
        done
    fi
done < /etc/iface_map

exit 0
EOF

cat >> $SCRIPTDIR/find_activate_slaves << EOF
#!/bin/msh
BOND_MASTER=\$1

for j in \`ifconfig -a | awk '/.*Link encap.*/ {print \$1}'\`
do
    MASTER=""
    touch /etc/ifcfg-\$j
    . /etc/ifcfg-\$j
    if [ "\$MASTER" == "\$BOND_MASTER" ]
    then
        #this is a slave of the rising interface
        echo enslaving \$j to \$BOND_MASTER
        echo +\$j > /sys/class/net/\$BOND_MASTER/bonding/slaves
    fi
done
EOF

cat >> $SCRIPTDIR/monitor_dd_progress << EOF
#!/bin/msh
SRC_FILE_SIZE=\`ls -l /proc/vmcore | awk '{print \$5}'\`
BLOCK_SIZE=\$1
SRC_FILE_MB=\`dc \$SRC_FILE_SIZE 1048576 / p\`

while true
do
        DD_PID=\`pidof dd\`
        if [ -n "\$DD_PID" ]
        then
                break
        fi
done

while true
do
        sleep 5
        if [ ! -d /proc/\$DD_PID ]
        then
                break
        fi

        kill -SIGUSR1 \$DD_PID
        CURRENT_SIZE=\`tail -n 1 /tmp/dd_progress_file | sed "s/[^0-9].*//g"\`
        CURRENT_MB=\`dc \$CURRENT_SIZE \$BLOCK_SIZE \* 1048576 / p\`
        echo -n -e "Copied \$CURRENT_MB MB / \$SRC_FILE_MB MB\\\r"
done

rm -f /tmp/dd_progres_file
EOF

cat >> $SCRIPTDIR/monitor_scp_progress << EOF
#!/bin/msh
SRC_FILE_SIZE=\`ls -l /proc/vmcore | awk '{print \$5}'\`
LOCATION=\$1
REMOTE_FILE=\$2

SRC_FILE_MB=\`dc \$SRC_FILE_SIZE 1048576 / p\`

while true
do
        SCP_PID=\`pidof scp | awk '{print \$1}'\`
        if [ -n "\$SCP_PID" ]
        then
                break
        fi
done

while true
do
        sleep 5
        if [ ! -d /proc/\$SCP_PID ]
        then
                break
        fi

        SSH_OUTPUT=\`ssh -q -i $SSH_KEY_LOCATION -o BatchMode=yes \$LOCATION ls -l \$REMOTE_FILE\`
        REMOTE_SIZE=\`echo \$SSH_OUTPUT | awk '{print \$5}'\`
        REMOTE_SIZE_MB=\`dc \$REMOTE_SIZE 1048576 / p\`
        echo -n -e "Copied \$REMOTE_SIZE_MB MB / \$SRC_FILE_MB MB\\\r"
done

EOF

cat >> $SCRIPTDIR/monitor_cp_progress <<EOF
#!/bin/msh
SRC_FILE_SIZE=\`ls -l /proc/vmcore | awk '{print \$5}'\`
DST_FILE=\$1

SRC_FILE_MB=\`dc \$SRC_FILE_SIZE 1048576 / p\`

while true
do
        CP_PID=\`pidof cp\`
        if [ -n "\$CP_PID" ]
        then
                break
        fi
done

while true
do
        sleep 5
        if [ ! -d /proc/\$CP_PID ]
        then
                break
        fi

        LS_SIZE=\`ls -l \$DST_FILE | awk '{print \$5}'\`
        LS_MB=\`dc \$LS_SIZE 1048576 / p\`
        echo -n -e "Copied \$LS_MB MB / \$SRC_FILE_MB MB\\\r"
done

EOF

cat >> $SCRIPTDIR/handle_event <<EOF
#!/bin/msh

FIRMWARE_DIRS="/lib/firmware"

if [ "\$ACTION" != "add" ]
then
	exit 0
fi

if [ "\$SUBSYSTEM" != "firmware" ]
then
	exit 0
fi

for DIR in \$FIRMWARE_DIRS; do
	if [ ! -f \$DIR/\$FIRMWARE ]
	then
		continue
	fi
	echo 1 > /sys\$DEVPATH/loading
	cat "\$DIR/\$FIRMWARE" > /sys\$DEVPATH/data
	echo 0 > /sys\$DEVPATH/loading
	exit 0
done

EOF

cat >> $SCRIPTDIR/display_mem_usage <<EOF
#!/bin/msh

FREEMEM=\`free | awk '/^ *Mem:/ {print \$4}'\`
TOTALMEM=\`free | awk '/^ *Mem:/ {print \$2}'\`
FREEPCT=\`dc \$FREEMEM \$TOTALMEM / 100 \* p\`

echo -n "Free memory/Total memory (free %): "
echo \$FREEMEM / \$TOTALMEM  \( \$FREEPCT \)
EOF

#DONT ADD STUFF to SCRIPTDIR PAST HERE
for i in `ls $SCRIPTDIR/*`
do
    chmod 755 $i
done

if [ -e /etc/fstab.sys ]; then
    inst /etc/fstab.sys "$MNTIMAGE/etc/fstab.sys"
fi

#build a good passwd file
cat >> $MNTIMAGE/etc/passwd << EOF
root:x:0:0:root:/root:/bin/bash
EOF

mkdir -p $MNTIMAGE/lib/modules/$kernel
for MODULE in $MODULES; do
    if [ -x /usr/bin/strip ]; then
	/usr/bin/strip -g $verbose $MODULE -o $MNTIMAGE/lib/modules/$kernel/$(basename $MODULE)
    else
	cp $verbose -a $MODULE $MNTIMAGE/lib/modules/$kernel/
    fi
done
depmod -b $MNTIMAGE/

ln -sf ram1 $MNTIMAGE/dev/ram

# FIXME -- this can really go poorly with clvm or duplicate vg names.
# nash should do lvm probing for us and write its own configs.
if [ -n "$vg_list" ]; then
    inst /sbin/lvm "$MNTIMAGE/bin/lvm"
    bin="$bin /sbin/lvm"
    if [ -f /etc/lvm/lvm.conf ]; then
	cp $verbose --parents /etc/lvm/lvm.conf $MNTIMAGE/
    fi
fi

for MODULE in $MODULES; do
    modinfo $MODULE | awk '/^firmware:/{print $2}' | while read firmware;
    do
        mkdir -p $(dirname $MNTIMAGE/lib/firmware/$firmware)
        # if there is a kmod firmware
        if [ -e /lib/firmware/updates/$firmware ]; then
            cp /lib/firmware/updates/$firmware $MNTIMAGE/lib/firmware/$firmware
        else
            cp /lib/firmware/$firmware $MNTIMAGE/lib/firmware/$firmware
        fi
    done
done

echo -n >| $RCFILE
cat >> $MNTIMAGE/init << EOF
#!/bin/msh
export PATH=$PATH:/scriptfns
mount -t proc /proc /proc
echo Mounting proc filesystem
echo Mounting sysfs filesystem
mount -t sysfs /sys /sys
echo "/scriptfns/handle_event" > /sys/kernel/uevent_helper
echo 1 > /proc/sys/vm/dirty_background_ratio
echo 5 > /proc/sys/vm/dirty_ratio
echo 10 > /proc/sys/vm/dirty_writeback_centisecs
echo 50 > /proc/sys/vm/dirty_expire_centisecs
echo Creating /dev
mount -o mode=0755 -t tmpfs /dev /dev
mkdir /dev/pts
mount -t devpts -o gid=5,mode=620 /dev/pts /dev/pts
mkdir /dev/shm
mkdir /dev/mapper
echo Creating initial device nodes
mknod /dev/null c 1 3
mknod /dev/zero c 1 5
mknod /dev/systty c 4 0
mknod /dev/tty c 5 0
mknod /dev/console c 5 1
mknod /dev/ptmx c 5 2
mknod /dev/rtc c 254 0
mknod /dev/urandom c 1 9
mknod /dev/efirtc c 10 136
display_mem_usage
EOF

# XXX really we need to openvt too, in case someting changes the
# color palette and then changes vts on fbcon before gettys start.
# (yay, fbcon bugs!)
for i in 0 1 2 3 4 5 6 7 8 9 10 11 12 ; do
    emit "mknod /dev/tty$i c 4 $i"
done

for i in 0 1 2 3 ; do
    emit "mknod /dev/ttyS$i c 4 $(($i + 64))"
done
emit "mknod /dev/mem c 1 1"
make_trace_mem "At init start" 1+:mem 2+:iomem 3+:slab
for MODULE in $MODULES; do
    text=""
    module=`echo $MODULE | sed "s|.*/||" | sed "s/.k\?o$//"`
    # check if module is in blacklist
    skipit=""
    for m in $blacklist_mods; do
        if [ $module == $m ]; then
            skipit="skip"
            break
        fi
    done
    if [ ! -z "$skipit" ]; then
        continue
    fi
    fullmodule=`echo $MODULE | sed "s|.*/||"`

    if [ -n "$modulefile" ]
    then
        options=`sed -n -e "s/^options[ 	][ 	]*$module[ 	][ 	]*//p" $modulefile 2>/dev/null`
    fi
    if [ -n "$KDUMP_CONFIG_FILE" ]
    then
        options2=`sed -n -e "s/^options[    ][      ]*$module[      ][      ]*//p" $KDUMP_CONFIG_FILE 2>/dev/null`
    fi

    # Overwrite options if option is specified in kdump.conf
    if [ -n "$options2" ]; then
        options=$options2
    fi


    if [ -n "$options" ]; then
        vecho "Adding module $module$text with options $options"
    else
        vecho "Adding module $module$text"
    fi
    emit "echo \"Loading $fullmodule module\""
    emit "insmod /lib/modules/$kernel/$fullmodule $options"
    make_trace_mem "After module $fullmodule has been loaded" 1:shortmem 2+:mem 3+:slab

    # Hack - we need a delay after loading usb-storage to give things
    #        time to settle down before we start looking a block devices
    if [ "$module" = "usb-storage" ]; then
	emit "echo Waiting 8 seconds for driver initialization."
	emit "sleep 8"
    fi
    if [ "$module" = "zfcp" -a -f /etc/zfcp.conf ]; then
	emit "echo Waiting 2 seconds for driver initialization."
        emit "sleep 2"
        cat /etc/zfcp.conf | grep -v "^#" | tr "A-Z" "a-z" | while read DEVICE SCSIID WWPN SCSILUN FCPLUN; do
        cemit <<EOF 
echo -n $WWPN > /sys/bus/ccw/drivers/zfcp/${DEVICE/0x/}/port_add
echo -n $FCPLUN > /sys/bus/ccw/drivers/zfcp/${DEVICE/0x/}/$WWPN/unit_add
echo -n 1 > /sys/bus/ccw/drivers/zfcp/${DEVICE/0x/}/online
display_mem_usage
EOF
        done
    fi
done


# Before we create our block devices, we need to make sure that we have all the needed block devices discovered
# Thats seems like a chicken and egg problem, I know, but we generated  a critcal_disks list when we build this initramfs
# that tell us what devices we need to wait to see in /sys/block

cat >> $MNTIMAGE/init << EOF
echo "Waiting for required block device discovery"
timeout_count=0
for i in \`cat /etc/critical_disks | awk '{print \$1}'\`
do
    IDSTRING=\`grep \$i /etc/critical_disks | awk '{print \$2}'\`
    COUNT=\`grep \$i /etc/critical_disks | awk '{print \$3}'\`
    found=0

    echo -n "Waiting for \$COUNT \$i-like device(s)..."
    while true
    do
        for j in \`ls /sys/block\`
        do
            DSKSTRING=""
            TMPNAME=""
            if [ ! -d /sys/block/\$j/device ]
            then
                continue
            fi
            for a in "vendor" "model" "type"
            do
                TMPNAME=\`cat /sys/block/\$j/device/\$a\`
                DSKSTRING="\$DSKSTRING \$TMPNAME"
            done
            DSKSTRING=\`echo \$DSKSTRING | sed -e's/ //g'\`
            if [ "\$DSKSTRING" == "\$IDSTRING" ]
            then
                found=\$((\$found + 1))
            fi
            if [ \$found -ge \$COUNT ]
            then
                break 2
            fi
        done

        sleep 1
        if [ -n "$DISK_TIMEOUT" -a "\$timeout_count" -ge "$DISK_TIMEOUT" ]
        then
            break 2
        fi
        timeout_count=\`expr \$timeout_count + 1\`
    done
    echo Found
    found=0
done
EOF
make_trace_mem "After block device discovery" 1:shortmem 2+:mem 3+:slab

# HACK: module loading + device creation isn't necessarily synchronous...
# this will make sure that we have all of our devices before trying
# things like RAID or LVM
emit "echo Creating Block Devices"
emit "mkdir /dev/cciss"
emit "mkdir /dev/ida"
emit "for i in \`ls /sys/block\`; do"
emit "  MAJOR_NUM=\`cat /sys/block/\$i/dev | cut -d":" -f1\`"
emit "  MINOR_NUM=\`cat /sys/block/\$i/dev | cut -d":" -f2\`"
emit "  MINOR_RANGE=\`cat /sys/block/\$i/range | cut -d":" -f2\`"
emit "  PART_SEP=''"
emit "  i=\`echo \$i | sed 's/\!/\//g'\`"
emit "  if echo \$i | grep -q '^cciss'; then"
emit "      PART_SEP='p'"
emit "  elif echo \$i | grep -q '^ida'; then"
emit "      PART_SEP='p'"
emit "  fi"
emit "  echo Creating block device \$i"
emit "  mknod /dev/\$i b \$MAJOR_NUM \$MINOR_NUM"
emit "  hdparm -z /dev/\$i >/dev/null 2>/dev/null"
emit "  if [ \"\$MINOR_RANGE\" -gt 1 ]"
emit "  then"
emit "    MINOR_END=\`echo \$MINOR_NUM \$MINOR_RANGE + p | dc\`"
emit "    MINOR_START=\`echo \$MINOR_NUM 1 + p | dc\`"
emit "    PART_NUM=1"
emit "    for j in \`seq \$MINOR_START 1 \$MINOR_END\`"
emit "    do"
emit "       if [ ! -e /dev/\$i\$PART_NUM ]"
emit "       then"
emit "            mknod /dev/\$i\$PART_SEP\$PART_NUM b \$MAJOR_NUM \$j"
emit "       fi"
emit "       PART_NUM=\`expr \$PART_NUM + 1\`"
emit "    done"
emit "  fi"
emit "done"
#now do any software raid devices we might have
emit "if [ -f /etc/mdadm.conf ]"
emit "then"
emit "  for i in \`awk '/^ARRAY[[:space:]]/{print \$2}' /etc/mdadm.conf\`"
emit "  do"
emit "          MD_MIN=\`echo \$i | sed -e 's/^[^0-9]*\([0-9]\+\)$/\1/'\`"
emit "          mknod \$i b 9 \$MD_MIN"
emit "  done"
emit "fi"

make_trace_mem "After creation of block devices" 1:shortmem 2+:mem 3+:slab

if [ -n "$vg_list" ]; then
    emit "echo Making device-mapper control node"
    emit "DM_MAJ=\`cat /proc/devices | grep misc | cut -d\" \" -f2\`"
    emit "DM_MIN=\`cat /proc/misc | grep device-mapper | cut -d\" \" -f2\`"
    emit "mknod /dev/mapper/control b \$DM_MAJ \$DM_MIN"
fi

if [ -n "$net_list" ]; then
    for netdev in $net_list; do 
	emit "echo Bringing up $netdev"
	handle_netdev $netdev
	#emit $network
    done
fi

if [ -n "$raiddevices" ]; then
    for dev in $raiddevices; do
	cp -a /dev/${dev} $MNTIMAGE/dev
	emit "#need code here to set up md devs"
    done
fi

emit "if [ -f /etc/mdadm.conf ]"
emit "then"
emit "  mdadm -A -s"
emit "display_mem_usage"
emit "fi"

if [ -n "$vg_list" ]; then
    emit "echo Scanning logical volumes"
    emit "lvm vgscan --ignorelockingfailure --mknodes"
    emit "echo Activating logical volumes"
    emit "lvm vgchange -a y --ignorelockingfailure"
    emit "DM_NUM=0"
    emit "for i in \`lvm lvs --noheadings -o lv_name,vg_name | sed -e's/ \\+/:/g'\`"
    emit "do"
    emit "   LV=\`echo \$i | awk -F\":\" '{ print \$2 }'\`"
    emit "   VGRP=\`echo \$i | awk -F\":\" '{ print \$3 }'\`"
    emit "   mkdir -p /dev/\$VGRP"
    emit "   if [ ! -e /dev/\$VGRP/\$LV ]"
    emit "   then"
    emit "      ln -s /dev/mapper/\$VGRP-\$LV /dev/\$VGRP/\$LV"
    emit "      DM_NUM=\`echo \$DM_NUM 1 + p | dc\`"
    emit "      if [ -z \"\$noresume\" ]"
    emit "      then"
    emit "        /sbin/dmsetup resume /dev/mapper/\$VGRP-\$LV"
    emit "      fi"
    emit "   fi"
    emit "done"
    emit "display_mem_usage"
fi

make_trace_mem "After scanning logical volumes" 1:shortmem 2+:mem 3+:slab

copysshenv()
{
    # Copy over the key itself.
    dir=`dirname $SSH_KEY_LOCATION`
    mkdir -p $MNTIMAGE/$dir
    cp -a $SSH_KEY_LOCATION $MNTIMAGE/$SSH_KEY_LOCATION

    # Copy over root and system-wide ssh configs.
    if [ -f /root/.ssh/config ]; then
        mkdir -p $MNTIMAGE/root/.ssh
        chmod 700 $MNTIMAGE/root/.ssh
        cp -a /root/.ssh/config $MNTIMAGE/root/.ssh/config
    fi
    if [ -f /etc/ssh/ssh_config ]; then
        mkdir -p $MNTIMAGE/etc/ssh/
        cp -a /etc/ssh/ssh_config $MNTIMAGE/etc/ssh/ssh_config
    fi
    
    # Copy over any known_hosts files that would apply.
    if [ -f /root/.ssh/known_hosts ]; then
        mkdir -p $MNTIMAGE/root/.ssh
        chmod 700 $MNTIMGE/root/.ssh
        cp -a /root/.ssh/known_hosts $MNTIMAGE/root/.ssh/known_hosts
    fi

    if [ -f /etc/ssh/ssh_known_hosts ]; then
        mkdir -p $MNTIMAGE/etc/ssh
        cp -a /etc/ssh/ssh_known_hosts $MNTIMAGE/etc/ssh/ssh_known_hosts
    fi

    return 0
}

enter_user_space()
{
emit "echo Resetting kernel time value to BIOS time and timezone value to UTC."
emit "cp /etc/utctime /etc/localtime"
emit "hwclock --hctosys -l"
emit "display_mem_usage"
emit "echo Creating root device."
emit "#check to see if we have root= on the command line"
emit "ROOTDEV=\`cat /proc/cmdline | grep root=\`"
emit "if [ -n \"\$ROOTDEV\" ]"
emit "then"
emit "   ROOTDEV=\`cat /proc/cmdline | sed 's/^.*root=//' | cut -d\" \" -f1\`"
emit "   IS_LABEL=\`echo \$ROOTDEV | grep LABEL\`"
emit "   IS_UUID=\`echo \$ROOTDEV | grep UUID\`"
emit "   if [ -n \"\$IS_LABEL\" -o -n \"\$IS_UUID\" ] "
emit "   then"
emit "      ROOTDEV=\`findfs \"\$ROOTDEV\"\`"
emit "   fi"
emit "else"
emit "   #we need to get the root major/minor from real-root-dev"
emit "   ROOT_DEV_NR=\`cat /proc/sys/kernel/real-root-dev\`"
emit "   ROOT_MIN=\`echo \$ROOT_DEV_NR | sed -e's/\\([0-9a-f]\\{1,2\\}\\)\\([0-9a-f]\\{2\\}\\)/\\2/'\`"
emit "   ROOT_MAJ=\`echo \$ROOT_DEV_NR | sed -e's/\\([0-9a-f]\\{1,2\\}\\)\\([0-9a-f]\\{2\\}\\)/\\1/'\`"
emit "   mknod /dev/rootdev b 0x\$ROOT_MAJ 0x\$ROOT_MIN"
emit "   ROOTDEV=/dev/rootdev"
emit "fi"

emit "display_mem_usage"
emit "echo Checking root filesystem."
if [ "$DUMP_FSTYPE" = "btrfs" ] ;then
emit "btrfsck \$ROOTDEV"
elif [ "$DUMP_FSTYPE" = "xfs" ] ;then
emit "# xfs does not need fsck"
else
emit "fsck -y \$ROOTDEV"
fi
emit "echo Mounting root filesystem: mount -t $rootfs \$ROOTDEV /sysroot"
emit "mount -t $rootfs \$ROOTDEV /sysroot >/dev/null 2>&1 "
emit "if [ \$? != 0 ]"
emit "then"
emit "   echo unable to mount rootfs. Dropping to shell"
emit "   /bin/msh"
emit "fi"

emit "#move various filesystems and prime the rootfs to boot properly"
emit "umount /proc"
emit "mount -t proc proc /sysroot/proc"
emit "umount /sys"
emit "mount -t sysfs sysfs /sysroot/sys"
emit "mount -o bind /dev /sysroot/dev"
emit "load_selinux_policy /sysroot"

if [ -f $MNTIMAGE/etc/blacklist-kdump.conf ] ; then
    emit "tdir=\`mktemp -d\`"
    emit "mkdir -p \$tdir"
    emit "cp -r /sysroot/etc/modprobe.d/* \$tdir/"
    emit "mount -t ramfs ramfs /sysroot/etc/modprobe.d"
    emit "cp -r \$tdir/* /sysroot/etc/modprobe.d/"
    emit "cp /etc/blacklist-kdump.conf /sysroot/etc/modprobe.d/"
fi

emit "display_mem_usage"
emit "touch /sysroot/fastboot"
emit "echo Switching to new root and running init."
emit "exec switch_root /sysroot /sbin/init"
}

if [ -f $MNTIMAGE/etc/cluster_iface ]; then
    # bring up cluster interface
    emit "for i in \`ls /etc/ifcfg-*\`"
    emit "do"
    emit "    NETDEV=\`echo \$i | cut -d\"-\" -f2\`"
    emit "    map_interface \$NETDEV"
    emit "done"
    emit "rename_interfaces"
    emit "IFACE=\`cat /etc/cluster_iface\`"
    emit "ifup \$IFACE"
    # check that cluster interface is up
    emit "IFADDR=\`ifconfig \$IFACE | awk '/inet addr/ {print \$2}' | cut -d\":\" -f2\`"
    emit "if [ -z \"\$IFADDR\" ]; then"
    emit "    echo \"\$IFACE failed to come up\""
    emit "fi"
    # send messages to all cluster nodes
    if [ -n "$CLUSTER_NODE_LIST" ]; then
	emit "fence_kdump_send $FENCE_KDUMP_OPTS $CLUSTER_NODE_LIST &"
    fi
fi

if [ -n "$KDUMP_CONFIG_FILE" ]; then
    memtotal=`cat /proc/meminfo | grep MemTotal | awk '{print $2}'`
    
    #timezone info for date which outputs YYYY-MM-DD-hh:mm
    cp /etc/localtime $MNTIMAGE/etc/localtime
    cp /usr/share/zoneinfo/UTC $MNTIMAGE/etc/utctime
    cp /etc/adjtime $MNTIMAGE/etc/adjtime
    emit "if grep -q UTC /etc/adjtime"
    emit " then"
    emit "    TIME_FORMAT=-u"
    emit " else"
    emit "    TIME_FORMAT=-l"
    emit "fi"
    emit "hwclock --hctosys \$TIME_FORMAT"
    emit "DATE=\`date +%Y-%m-%d-%T\`"

    bin="$bin /sbin/dmsetup /sbin/kpartx" 

    if [ -z "$CORE_COLLECTOR" ] || [ "${CORE_COLLECTOR%% *}" = "makedumpfile" ]
    then
        bin="$bin /usr/sbin/makedumpfile"
    fi

    #ssh, scp require libraries that aren't found with ldd
    ARCH=`uname -m`
    lib=/lib && [ -d "/lib64" -a "$ARCH" != "ppc64" ] && lib=/lib64
    k_extras="/$lib/libnss_compat.so.2 /$lib/libnss_files.so.2 /$lib/libnss_dns.so.2"
    if [ "$ARCH" = "ppc64" ]
    then
        k_extras="$k_extras /lib64/libnss_compat.so.2 /lib64/libnss_files.so.2 /lib64/libnss_dns.so.2"
    fi

    case "$USING_METHOD" in
                raw)
                    #test raw partition
                    kdump_chk "dd if=$DUMP_TARGET count=1 of=/dev/null > /dev/null 2>&1" \
                               "Bad raw partition $DUMP_TARGET"
                    #check for available size is greater than $memtotal
                    available_size=$(fdisk -s $DUMP_TARGET)
                    if [ $available_size -lt $memtotal ]; then
                        echo "Warning: There is not enough space to save a vmcore."
                        echo "         The size of $DUMP_TARGET should be much greater than $memtotal kilo bytes."
                    fi

                    #setup raw case
                    if [ -n "$KDUMP_PRE" ]
                    then
                        emit "$KDUMP_PRE"
                        emit "if [ \$? -ne 0 ]"
                        emit "then"
                        emit "  echo kdump_pre script exited with non-zero status"
                        emit "  $FINAL_ACTION"
                        emit "fi"
                    fi
                    emit "echo Saving to partition $DUMP_TARGET"
                    emit "display_mem_usage"
                    make_trace_mem "Before dumping vmcore" 1:shortmem 2+:mem 3+:slab
                    emit "monitor_dd_progress 512 &"
                    if [ -z "$CORE_COLLECTOR" ]
                    then
                        CORE_COLLECTOR="makedumpfile -c --message-level 1 -d 31"
                    else
                        if [ "${CORE_COLLECTOR%% *}" != "makedumpfile" ]
                        then
                            echo "Warning: specifying a non-makedumpfile core collector, you will have to recover the vmcore manually."
                        fi
                    fi
                    CORE_COLLECTOR=`echo $CORE_COLLECTOR | sed -e's/\(^makedumpfile\)\(.*$\)/\1 -F \2/'`
                    emit "$CORE_COLLECTOR /proc/vmcore | dd of=$DUMP_TARGET bs=512 >> /tmp/dd_progress_file 2>&1"
                    emit "exitcode=\$?"
                    emit "if [ \$exitcode == 0 ]"
                    emit "then"
                    emit "  echo -e \"\\\033[0JSaving core complete\""
                    emit "fi"
                    emit "sync"
                    make_trace_mem "After dumping vmcore" 1:shortmem 2+:mem 3+:slab
                    if [ -x "$KDUMP_POST" ]; then
                        emit "$KDUMP_POST \$exitcode"
                    fi
                    emit "[ \$exitcode == 0 ] && $FINAL_ACTION"
                    ;;

                nfs|ssh)
                    #build an /etc/passwd for scp to work properly
                    grep "^root" /etc/passwd > $MNTIMAGE/etc/passwd

                    # bring up the network
                    emit "for i in \`ls /etc/ifcfg-*\`"
                    emit "do"
                    emit "   NETDEV=\`echo \$i | cut -d\"-\" -f2\`"
                    emit "   map_interface \$NETDEV"
                    emit "done"
                    emit "rename_interfaces"
                    emit "IFACE=\`cat /etc/iface_to_activate\`"
                    emit "ifup \$IFACE"
                    #lets make sure we're up
                    emit "IFADDR=\`ifconfig \$IFACE | awk '/inet addr/ {print \$2}' | cut -d\":\" -f 2\`"
                    emit "if [ -z \"\$IFADDR\" ]"
                    emit "then"
                    emit "  echo \"\$IFACE failed to come up\""
                    if [ "$DEFAULT_ACTION" == "shell" ]
                    then
                        emit "  echo \"Dropping to shell. exit to reboot\""
                        emit "  /bin/msh"
                    fi
                    emit "  $FINAL_ACTION"
                    emit "fi"

                    if [ -n "$OFF_SUBNET" ]
                    then
                        # we are going to a different subnet
                        lhost=`echo $OFF_SUBNET|awk '{print $7}'|head -n 1`
                    else
                        # we are on the same subnet
                        lhost=`/sbin/ip route get to $remoteip 2>&1 |awk '{print $5}'|head -n 1`
                    fi
 
                    emit "echo Saving to remote location $DUMP_TARGET"
                    if [ -z "`echo $DUMP_TARGET|grep @`" ]; then
                        #NFS path
                        #test nfs mount and directory creation
                        rlocation=`echo $DUMP_TARGET | sed 's/.*:/'"$remoteip"':/'`
                        tmnt=`mktemp -dq`
                        kdump_chk "mount -t nfs -o nolock -o tcp $rlocation $tmnt" \
                                   "Bad NFS mount $DUMP_TARGET"
                        kdump_chk "mkdir -p $tmnt/$SAVE_PATH" "Read only NFS mount $DUMP_TARGET"
                        kdump_chk "touch $tmnt/$SAVE_PATH/testfile" "Read only NFS mount $DUMP_TARGET"
                        kdump_chk "rm -f $tmnt/$SAVE_PATH/testfile" "Read only NFS mount $DUMP_TARGET"

                        tdir=`mktemp -dqp $tmnt/$SAVE_PATH`
                        available_size=$(df -P $tdir | tail -1 | tr -s ' ' ':' | cut -d: -f5)

                        rc=$?
                        rm -rf $tdir
                        umount -f $tmnt
                        if [ $? != 0 ]; then
                            rm -rf $tmnt
                            echo "Cannot unmount the temporary directory"
                            cleanup_and_exit 1
                        fi
                        rm -rf $tmnt
                        if [ $rc != "0" ]; then 
                            echo "Cannot create directory in $DUMP_TARGET: $SAVE_PATH"
                            cleanup_and_exit 1
                        fi

                        if [ -z "$CORE_COLLECTOR" ]; then
                            CORE_COLLECTOR="makedumpfile -c --message-level 1 -d 31"
                        fi

                        #check for available size is greater than $memtotal
                        if [ $available_size -lt $memtotal ]; then
                            echo "Warning: There is not enough space to save a vmcore."
                            echo "         The size of $DUMP_TARGET should be much greater than $memtotal kilo bytes."
                        fi
    
                        #setup nfs case
                        if [ -n "$KDUMP_PRE" ]
                        then
                            emit "$KDUMP_PRE"
                            emit "if [ \$? -ne 0 ]"
                            emit "then"
                            emit "  echo kdump_pre script exited with non-zero status"
                            emit "  $FINAL_ACTION"
                            emit "fi"
                        fi
        
                        mkdir -p $MNTIMAGE/mnt
                        emit "mount -t nfs -o nolock -o tcp $rlocation /mnt"
                        emit "if [ \$? == 0 ]"
                        emit "then"
                        emit "  mkdir -p /mnt/$SAVE_PATH/$lhost-\$DATE"
                        emit "  VMCORE=/mnt/$SAVE_PATH/$lhost-\$DATE/vmcore"
                        emit "  export VMCORE"
                        emit "  display_mem_usage"
                        make_trace_mem "  Before dumping vmcore" 1:shortmem 2+:mem 3+:slab
                        emit "  monitor_cp_progress \$VMCORE-incomplete &"
                        emit "  $CORE_COLLECTOR /proc/vmcore \$VMCORE-incomplete >/dev/null"
                        emit "  exitcode=\$?"
                        emit "  if [ \$exitcode == 0 ]"
                        emit "  then"
                        emit "      mv \$VMCORE-incomplete \$VMCORE"
                        emit "      echo -e \"\\\033[0JSaving core complete\""
                        emit "  fi"
                        make_trace_mem "  After dumping vmcore" 1:shortmem 2+:mem 3+:slab
                        if [ -x "$KDUMP_POST" ]; then
                            emit "  $KDUMP_POST \$exitcode"
                        fi
                        emit "  umount -f /mnt"
                        emit "  [ \$exitcode == 0 ] && $FINAL_ACTION"
                        emit "fi"
                    else
                        #SSH path
                        #rebuild $DUMP_TARGET replacing machine name with ip address
                        if [ -n "$CORE_COLLECTOR" ]
                        then
                            CORE_COLLECTOR=`echo $CORE_COLLECTOR | sed -e's/\(^makedumpfile\)\(.*$\)/\1 -F \2/'`
                        else
                            CORE_COLLECTOR="makedumpfile -F -c --message-level 1 -d 31"
                        fi

                        bin="$bin /usr/bin/ssh /usr/bin/scp"
                        rlocation=`echo $DUMP_TARGET|sed 's/@.*/@'"$rhost"'/'`
                        #test ssh path and directory creation
                        s_opts="-i $SSH_KEY_LOCATION -o BatchMode=yes"
                        kdump_chk "ssh -q $s_opts $rlocation mkdir -p $SAVE_PATH </dev/null" \
                                "Could not create $DUMP_TARGET:$SAVE_PATH, you probably need to run \"service kdump propagate\""
                        tdir=`ssh -q $s_opts $rlocation mktemp -dqp $SAVE_PATH </dev/null`
                        if [ $? != "0" ]; then
                            echo "$KDUMP_CONFIG_FILE: Could not create temp directory in $DUMP_TARGET:$SAVE_PATH"
                            cleanup_and_exit 1
                        fi

                        remote_df=`ssh -q $s_opts $rlocation df -P $tdir | tail -1`
                        available_size=$(echo $remote_df | tr -s ' ' '|' | cut -d\| -f4)
                       
                        #check for available size is greater than $memtotal
                        if [ $available_size -lt $memtotal ]; then
                            echo "Warning: There is not enough space to save a vmcore."
                            echo "         The size of $rlocation:$tdir should be much greater than $memtotal kilo bytes."
                        fi
                        #We do this to remove the temp directory from above
                        ssh -q $s_opts $rlocation rmdir $tdir

                        #setup ssh case, quick check to see if setup already
                        if [ -n "$KDUMP_PRE" ]
                        then
                            emit "$KDUMP_PRE"
                            emit "if [ \$? -ne 0 ]"
                            emit "then"
                            emit "  echo kdump_pre script exited with non-zero status"
                            emit "  $FINAL_ACTION"
                            emit "fi"
                        fi

                        if [ ! -r $MNTIMAGE/dev/urandom ]; then
                            copysshenv
                            mknod $MNTIMAGE/dev/urandom c 1 9
                        fi
                        emit "dd if=/dev/mem of=/dev/urandom count=1 bs=512 skip=100"
                        emit "ssh -q $s_opts $rlocation mkdir $SAVE_PATH/$lhost-\$DATE"
                        emit "VMCORE=$SAVE_PATH/$lhost-\$DATE/vmcore"
                        emit "export VMCORE"
                        emit "display_mem_usage"
                        make_trace_mem "Before dumping vmcore" 1:shortmem 2+:mem 3+:slab
                        emit "monitor_scp_progress $rlocation $SAVE_PATH/$lhost-\$DATE/vmcore-incomplete &"
                        # We need to restrict the use of core_collector here, if
                        # its not makedumpfile, we need to ignore it as scp
                        # requires that core_collector dump to stdout
                        if [ "${CORE_COLLECTOR%% *}" == "makedumpfile" ]
                        then
                            emit "$CORE_COLLECTOR /proc/vmcore | ssh $s_opts $rlocation \"cat > $SAVE_PATH/$lhost-\$DATE/vmcore-incomplete\""
                        else
                            emit "$CORE_COLLECTOR -q $s_opts /proc/vmcore $rlocation:\$VMCORE-incomplete"
                        fi
                        emit "exitcode=\$?"
                        emit "if [ \$exitcode == 0 ]"
                        emit "then"
                        if [ -z "$CORE_COLLECTOR" ] || [ "${CORE_COLLECTOR%% *}" != "makedumpfile" ]
                        then
                            emit "  ssh -q $s_opts $rlocation mv \$VMCORE-incomplete \$VMCORE"
                        else
                            emit "  ssh -q $s_opts $rlocation mv \$VMCORE-incomplete \$VMCORE.flat"
                        fi
                        emit "  echo -e \"\\\033[0JSaving core complete\""
                        emit "fi"
                        make_trace_mem "After dumping vmcore" 1:shortmem 2+:mem 3+:slab
                        if [ -x "$KDUMP_POST" ]; then
                            emit "$KDUMP_POST \$exitcode"
                        fi
                        emit "[ \$exitcode == 0 ] && $FINAL_ACTION"
                    fi
                    ;;
                *)
                    #test filesystem and directory creation
                    tmnt=`mktemp -dq`
                    kdump_chk "mount -t $DUMP_FSTYPE $DUMP_TARGET $tmnt" "Bad mount point $DUMP_TARGET"
                    mkdir -p $tmnt/$SAVE_PATH
                    tdir=`mktemp -dqp $tmnt/$SAVE_PATH`
                    rc=$?
                    available_size=$(df $tdir | tail -1 | tr -s ' ' ':' | cut -d: -f4)
                    rm -rf $tdir > /dev/null 2>&1
                    umount $tmnt > /dev/null 2>&1
                    rm -rf $tmnt
                    if [ $rc != "0" ]; then 
                        echo "Cannot create directory in $DUMP_TARGET: $SAVE_PATH"
                        cleanup_and_exit 1
                    fi
                    #check for available size is greater than $memtotal
                    if [ $available_size -lt $memtotal ]; then
                        echo "Warning: There is not enough space to save a vmcore."
                        echo "         The size of $DUMP_TARGET should be much greater than $memtotal kilo bytes."
                    fi

    
                    #setup filesystem case

                    if [ -n "$KDUMP_PRE" ]
                    then
                        emit "$KDUMP_PRE"
                        emit "if [ \$? -ne 0 ]"
                        emit "then"
                        emit "  echo kdump_pre script exited with non-zero status"
                        emit "  $FINAL_ACTION"
                        emit "fi"
                    fi

                    mkdir -p $MNTIMAGE/mnt
		    touch $MNTIMAGE/etc/mtab
                    if [ -z "$CORE_COLLECTOR" ]; then
                        CORE_COLLECTOR="makedumpfile -c --message-level 1 -d 31"
                    fi
                    emit "echo Saving to the local filesystem $DUMP_TARGET"
                    emit "DUMPDEV=$DUMP_TARGET"
                    emit "IS_LABEL=\`echo \$DUMPDEV | grep LABEL\`"
                    emit "IS_UUID=\`echo \$DUMPDEV | grep UUID\`"
                    emit "if [ -n \"\$IS_LABEL\" -o -n \"\$IS_UUID\" ] "
                    emit "then"
                    emit "  DUMPDEV=\`findfs \"\$DUMPDEV\"\`"
                    emit "fi"
                    if [ "$DUMP_FSTYPE" = "btrfs" ] ; then
                    emit "btrfsck \$DUMPDEV"
                    elif [ "$DUMP_FSTYPE" = "xfs" ] ; then
                    emit "# xfs does not need fsck"
                    else
                    emit "fsck.$DUMP_FSTYPE -y \$DUMPDEV"
                    fi
                    emit "mount -t $DUMP_FSTYPE \$DUMPDEV /mnt"
                    emit "if [ \$? == 0 ]"
                    emit "then"
                    emit "  mkdir -p /mnt/$SAVE_PATH/127.0.0.1-\$DATE"
                    emit "  VMCORE=/mnt/$SAVE_PATH/127.0.0.1-\$DATE/vmcore"
                    emit "  export VMCORE"
                    emit "  display_mem_usage"
                    make_trace_mem "  Before selinux policy is loaded" 1:shortmem 2+:mem 3+:slab
                    if [ "$CORE_COLLECTOR" == "cp" ]; then
                        emit "  monitor_cp_progress \$VMCORE-incomplete &"
                    fi
		    emit "  load_selinux_policy /mnt"
                    make_trace_mem "  Before dumping vmcore" 1:shortmem 2+:mem 3+:slab
                    emit "  $CORE_COLLECTOR /proc/vmcore \$VMCORE-incomplete >/dev/null"
                    emit "  exitcode=\$?"
                    emit "  if [ \$exitcode == 0 ]"
                    emit "  then"
                    emit "      mv \$VMCORE-incomplete \$VMCORE"
                    emit "      echo -e \"\\\033[0JSaving core complete\""
                    emit "  fi"
                    emit "  sync"
                    make_trace_mem "  After dumping vmcore" 1:shortmem 2+:mem 3+:slab
                    if [ -x "$KDUMP_POST" ]; then
                        emit "  $KDUMP_POST \$exitcode"
                    fi
                    emit "  [ -e /mnt/selinux ] && umount /mnt/selinux"
                    emit "  umount /mnt"
                    emit "  if [ \$exitcode == 0 ]"
                    emit "  then"
                    emit "    $FINAL_ACTION"
                    emit "  fi"
                    emit "fi"
                    ;;
    esac

    #now handle the default action
    if [ "$DEFAULT_ACTION" == "shell" ]
    then
        emit "echo dropping to initramfs shell"
        emit "echo exiting this shell will reboot your system"
        emit "/bin/msh"
    fi
    case $DEFAULT_ACTION in
        reboot|halt|poweroff|shell)
            emit "$FINAL_ACTION"
            ;;
        *)
            emit "echo Attempting to enter user-space to capture vmcore"
            enter_user_space
            ;;
    esac
                    
    #find the shared libraries.  this snippet taken from kboot
    TEMPLDCFG=`mktemp`
    for lib in `ls /etc/ld.so.conf.d/* 2>/dev/null | grep -v kernelcap`
    do
        echo "include " $lib >> $TEMPLDCFG
    done 
    /sbin/ldconfig -f $TEMPLDCFG -N
    kdump_libs=`for n in $bin; do 
        ldd "$n" 2>/dev/null | tr -s '\011' ' ' | 
        sed 's/.*=> *//;s/^ *//;/ *(0x.*)/s///p;d' 
    done | sort | uniq | sed '/^ *$/d'`
    rm -f $TEMPLDCFG 

    #copy the binaries and their shared libraries to the archive
    for n in $bin $kdump_libs $k_extras; do
        mkdir -p $MNTIMAGE/`dirname $n`
        if [ -h $MNTIMAGE/$n ]; then
            rm -f $MNTIMAGE/$n
        fi
        cp $n $MNTIMAGE/$n
    done
fi


chmod +x $RCFILE

umask 0066
(cd $MNTIMAGE; findall . | cpio --quiet -c -o) >| $IMAGE || cleanup_and_exit 1

if [ -n "$compress" ]; then
    gzip -9 < $IMAGE >| $target || rc=1
else
    cp -a $IMAGE $target || rc=1
fi
rm -rf $MNTIMAGE $IMAGE $TMPDISKLIST
if [ -n "$MNTPOINT" ]; then rm -rf $MNTPOINT ; fi
exit $rc
