source: MondoRescue/branches/3.2/mindi/rootfs/etc/init.d/rcS@ 3275

#!/bin/bash
#
# $Id: rcS 3274 2014-04-29 19:32:32Z bruno $
#
# init script launched during the restore process
#------------------------------------------------------------

CaughtSoftReset() {
    trap SIGTERM

    reboot
}


ConfigureLoggingDaemons() {
    echo -en "Running klogd..."
    klogd -c 2 > /dev/null 2> /dev/null
    echo -en "Done.\nRunning syslogd..."
    syslogd > /dev/null 2> /dev/null
    echo "Done."
    LogIt "klogd and syslogd have been started."
}



CopyBootDevEntry() {
    local outfile devfile
    devfile=/dev/boot_device
    outfile=`cat /BOOTLOADER.DEVICE 2> /dev/null`
    [ ! "$outfile" ] && return 0
    echo -en "Copying boot device to $outfile..."
    if [ -e "$outfile" ] ; then
        echo "not needed."
        return 0
    fi
    mkdir -p $outfile
    rmdir $outfile
    cp -pRdf $devfile $outfile
    if [ "$?" -ne "0" ] ; then
        echo "Failed."
        return 1
    else
        echo "OK."
        return 0
    fi
}


GetShell() {
    echo -en "Type 'exit' to reboot the PC\n"
    umount -d /mnt/cdrom 2> /dev/null
    mount / -o rw,remount > /dev/null 2> /dev/null
    for i in `cat /proc/cmdline`; do
        echo $i | grep -qi console= && console=`echo $i | cut -d= -f2`
        echo $i | grep -qi serial= && serial=`echo $i | cut -d= -f2`
    done
    LogIt "Launching Shell"
    if [[ $serial != "" && -e $serial ]]; then
        setsid sh -c "exec sh <$serial >$serial 2>&1"
    elif [[ $console != "" && -e /dev/$console ]]; then
        setsid sh -c "exec sh </dev/$console >/dev/$console 2>&1"
    else
        setsid sh -c "exec sh </dev/tty1 >/dev/tty1 2>&1"
    fi
}


Die() {
    LogIt "Fatal error! $1" 1
    GetShell
}


ExtractDevTarballs() {
    cd /
    for fname in ataraid.tgz ida.tgz i2o.tgz rd.tgz raw.tgz cciss.tgz nst.tgz dm.tgz vc.tgz ; do
        if [ ! -e "/$fname" ] ; then
            LogIt "/$fname not found; cannot extract to /." 1
        else
            echo -en "\rExtracting /$fname...     "
            tar -zxf /$fname || LogIt "Error occurred while extracting /$fname"
        fi
    done
    echo -en "\r"
    LogIt "Extracted additional /dev entries OK.     " 1
}



LaunchTerminals() {
    # Depending on busybox version, syntax of openvt is different
    /bin/busybox --help 2>&1 | head -1 | grep -Eq "1\.7\.3|1\.2\."
    if [ "$?" -eq "0" ] ; then
        opt=""
    else
        # 1.18.3 requires -c
        opt="-c"
    fi
    openvt $opt 2 /bin/sh
    openvt $opt 3 /bin/sh
    openvt $opt 4 /bin/sh
    openvt $opt 5 /bin/sh
    openvt $opt 6 /bin/sh
    openvt $opt 7 /bin/sh /sbin/wait-for-petris
    openvt $opt 8 /usr/bin/tail -f $LOGFILE
    if [ -f /var/log/messages ]; then
        openvt $opt 9 /usr/bin/tail -f /var/log/messages
    fi
    # May avoid shell error messages
    chmod 666 /dev/tty* /dev/console
    # By default first serial line is configured as tty
    # Required to have a correct serial console support (MP on ia64 or VSP with iLO e.g.)
    for i in `cat /proc/cmdline` ; do
        echo $i | grep -qi serial= && serial=`echo $i | cut -d= -f2`
    done
    # Doing that is only valid when using a real serial line
    if [[ $serial != "" && -e $serial ]]; then
        LogIt "Redirecting serial $serial to /dev/tty" 1
        ln -s -f $serial /dev/tty
    fi
}


LoadKeymap() {
    local fname
    fname=`cat /tmp/KEYMAP-LIVES-HERE 2> /dev/null`
    [ "$fname" = "" ] && return
    if which loadkeys > /dev/null 2> /dev/null ; then
        loadkeys $fname
        LogIt "Using $fname keyboard map." 1
    else
        LogIt "Using default US keyboard map." 1
    fi
}


UntarTapeStuff() {
    local old_pwd res
    old_pwd=`pwd`
    cd $GROOVY
    [ "$1" != "" ] && tapedev=$1
    [ ! "$tapedev" ] && tapedev=`grep media-dev /tmp/mondorestore.cfg 2>/dev/null | tr -s ' ' ' ' | cut -d' ' -f2`
    mt -f $tapedev rewind
    if [ $? -ne 0 ]; then
        LogIt "WARNING: $tapedev failed to rewind, either not a tape or still in OBDR mode." 1
        LogIt "         Trying to find the corresponding SCSI generic device." 1
        c=0
        for d in `ls /sys/class/scsi_device/*`; do
            devtype=`cat $d/device/type`
            if [ "$devtype" -eq "1" ]; then
                LogIt "NOTE: Device /dev/sg$c is a Sequential device." 1
                if [ -x /usr/bin/sg_map ]; then
                    dev=`/usr/bin/sg_map | grep -E "^/dev/sg$c" | awk '{print $2}'`
                    LogIt "      Retry using device $dev" 1
                fi
            elif [ "$devtype" -eq "0" ]; then
                # Skipping a HDD
                /bin/true
            elif [ "$devtype" -eq "5" ]; then
                # Checking whether it's a CD or a tape in OBDR mode
                grep -q -i -E 'dat|ultrium|tape' $d/device/model
                if [ $? -eq 0 ]; then
                    # Is probably a Tape drive left in OBDR.
                    LogIt "Found that /dev/sg$c is a tape drive (`cat $d/device/model`)." 1
                    grep -q -i -w 'hp' $d/device/vendor
                    if [ $? -eq 0 ]; then
                        LogIt "This is an HP tape drive, even better :-)." 1
                    fi
                    if [ -x /usr/bin/sg_reset ]; then
                        OBDR_MODS="st mptsas mptspi aic7xxx aic94xx mpt2sas "
                        if [ "`grep -i obdrmods /proc/cmdline`" ]; then
                            OBDR_MODS="$OBDR_MODS `cat /proc/cmdline | sed 's~.*obdrmods=\"\(.*\)\".*~\1~'`"
                        fi
                        LogIt "Removing modules $OBDR_MODS." 1
                        for m in $OBDR_MODS; do
                            rmmod $i
                        done
                        LogIt "Trying to force device /dev/sg$c to be in sequential mode." 1
                        /usr/bin/sg_reset -d /dev/sg$c
                        LogIt "Inserting modules `rev $OBDR_MODS`." 1
                        for m in `rev $OBDR_MODS`; do
                            modprobe $i
                        done
                        LogIt "Retry again as the device has been set back into sequential mode." 1
                        mt -f $tapedev fsf 2
                        res=$?
                        # exit the loop to continue and return if that previous mt failed. 
                        # If it succeeded we transparently continue !!
                        break
                    else
                        LogIt "WARNING: Unable to reset /dev/sg$c as the sg_reset command is not availble." 1
                    fi
                fi
            else 
                LogIt "Device /dev/sg$c has an unknown type $devtype." 1
            fi
            c=`expr $c + 1`
        done

        if [ $res -ne 0 ]; then
            cd $old_pwd
            return $res
        fi
    fi

    mt -f $tapedev fsf 2
    # 32k is DEFAULT_INTERNAL_TAPE_BLOCK_SIZE
    mt -f $tapedev setblk 32768
    dd if=$tapedev bs=32k count=1024 | tar -zx
    res=$?
    if [ "$res" -eq "0" ] ; then
        # Store the dev name in case we changed it interactively
        if [ -f "/tmp/mondorestore.cfg" ]; then
            sed -i "s/^media-dev .*$/media-dev  $tapedev/" /tmp/mondorestore.cfg
        fi
    fi
    cd $old_pwd
    return $res
}

HandleTape() {
    local res tapedev
    tapedev="" ; # will be set by UntarTapeStuff()

    # Here we can add the USB storage module, it's working even with OBDR !
    modprobe -q usb-storage 2> /dev/null
    # Tape takes some time to appear
    sleep 10
    cd $GROOVY
    UntarTapeStuff $tapedev
    res=$?
    tapedev="default tape device"
    while [ "$res" -ne "0" ] ; do
        LogIt "$tapedev failed to act as extended data disk for booting." 1
        LogIt "Please specify an alternate non-rewinding tape device, such as /dev/nst0" 1
        LogIt "or hit <Enter> to boot from another media." 1
        echo -en "---> "
        read tapedev
        if [ "$tapedev" ] ; then
            LogIt "User specified $tapedev instead"
            UntarTapeStuff $tapedev
            res=$?
        else
            LogIt "User opted not to specify an alternate tapedev"
            res=1
        break
        fi
    done
    # For post-init
    export TAPEDEV=$tapedev

    if [ "$res" -ne "0" ] ; then
        cd /
        LogIt "Failed to use tape as extended datadisk. Reverting to another media." 1
        HandleCDROM
        res=$?
    else
        LogIt "Using tape as extended datadisk. Good." 3
        echo "Using tape as extd ddisk." > /tmp/TAPEDEV-HAS-DATA-DISKS
        res=0
        CD_MOUNTED_OK=yes
    fi
    return $res
}



HandleCDROM() {
    # Just in case we have an iLO ensure we will map it correctly
    echo "$DENY_MODS" | grep -q "usb-storage "
    if [ $? -eq 0 ]; then
        return
    fi
    echo "Activating a potential USB Storage device"
    modprobe -q usb-storage 2> /dev/null
    for i in 1 2 3 4 5 6 7 8 9 10 ; do
        sleep 1
        echo -en "."
    done

    find-and-mount-cdrom
    res=$?
    if [ "$res" -ne "0" ] ; then
        LogIt "First call to find-and-mount-cdrom failed." 1
        LogIt "Sleeping for 3 seconds and trying again." 1
        sleep 3
        find-and-mount-cdrom
        res=$?
    fi
    if [ "$res" -eq "0" ] ; then
        LogIt "OK, I am running on a CD-ROM. Good." 1
        CD_MOUNTED_OK=yes
    else
        LogIt "You probably not have the right drivers" 1
        LogIt "to support the hardware on which we are running" 1
        LogIt "Your archives are probably fine but" 1
        LogIt "your tape streamer and/or CD-ROM drive are unsupported at that point." 1
        CD_MOUNTED_OK=""
    fi
    return 0
}


PauseForRaids() {
    if [ "`dmesg | grep -i "RAID Controller"`" != "" ] || [ "`dmesg | grep -i "Vendor: 3ware"`" != "" ] ; then
        LogIt "RAID controller(s) detected. Pausing 10 seconds to let them warm up." 1
        echo -en "Pausing..."
        for i in 1 2 3 4 5 6 7 8 9 10 ; do
            sleep 1
            echo -en "$(($i*10))%..."
        done
        echo "Done."
    fi
}


# 06/13/2002 --- DuckX's & Hugo's new routine
# 10/11/2003 --- added a simple devfsd.conf file
# 01/24/2005 --- cater for arbitrary locations of devfsd.conf by using the
#                config file path compiled into devfsd
RunDevfsd() {
    loc=`which devfsd 2> /dev/null`
    if [ "$loc" != "" ] ; then
    LogIt "Devfs found. Testing kernel support..."
    if [ ! -e "/dev/.devfsd" ] ; then
        mount -t devfs devfs /dev 2>> $LOGFILE
        if [ "$?" -ne "0" ] ; then
            LogIt "Error while trying to mount devfs"
        else
            LogIt "Devfs mounted OK"
        fi
    fi
    #check if the kernel supports devfs
    if [ -e "/dev/.devfsd" ] ; then
        [ -d "/proc/1" ] || mount -n /proc
        LogIt "Kernel support found. Creating config file and starting devfsd"
        conffile=`strings $loc | grep -E "devfsd.conf$"`
        [ "$conffile" ] || conffile="/etc/devfsd.conf"
        confpath=`echo $conffile | sed "s/\/devfsd\.conf$//"`
        [ -d "$confpath" ] || mkdir -p $confpath
        echo -en "REGISTER .* MKOLDCOMPAT\nUNREGISTER .* RMOLDCOMPAT\n" > $conffile
        devfsd /dev &
        sleep 5
    else
        LogIt "No devfs kernel support."
    fi
    fi
}

# Taken from udev management in Mandriva 2008.0. Kudos guys
MakeExtraNodes () {
    # there are a few things that sysfs does not export for us.
    # these things are listed in /etc/udev/links.conf
    grep '^[^#]' /etc/udev-links.conf | \
    while read type name arg1; do
        [ "$type" -a "$name" -a ! -e "/dev/$name" -a ! -L "/dev/$name" ] ||continue
        case "$type" in
            L) ln -s $arg1 /dev/$name ;;
            D) mkdir -p /dev/$name ;;
            M) mknod /dev/$name $arg1 && chmod 600 /dev/$name;;
            *) echo "udev-links.conf: unparseable line (%s %s %s)\n" "$type" "$name" "$arg1" ;;
        esac
    done
}

CreateDevMakedev() {
  if [ -e /sbin/MAKEDEV ]; then
    ln -sf /sbin/MAKEDEV /dev/MAKEDEV
  else
    ln -sf /bin/true /dev/MAKEDEV
  fi
}

RunUdevd() {
    # Initial Inspiration from Mandriva 2008.0 startup script
    LogIt "Preparing udev environment..." 1
    mv /dev /dev.static
    mkdir /dev
    mount -n -o size=5M,mode=0755 -t tmpfs none /dev
    MakeExtraNodes
    mount -n -t devpts -o mode=620 none /dev/pts
    mount -n -t tmpfs  none /dev/shm
    if [ -e /proc/sys/kernel/hotplug ]; then
        echo > /proc/sys/kernel/hotplug
    fi
    PKLVL=`cut -f1 /proc/sys/kernel/printk`
    echo 0 > /proc/sys/kernel/printk
    # Many possibilities depending on udev versions
    if [ -x /sbin/startudev ]; then
        /sbin/startudev
    fi
    if [ -x /sbin/start_udev ]; then
        /sbin/start_udev
    fi
    # Depending on udevd version it gives back the hand or not :-(
    ps | grep -v grep |grep udevd 2> /dev/null 1> /dev/null
    if [ $? -ne 0 ]; then
        if [ -x /sbin/udevd ]; then
            /sbin/udevd --daemon &
        elif [ -x /usr/bin/udevd ]; then
            /usr/bin/udevd --daemon &
        elif [ -x /usr/lib/systemd/systemd-udevd ]; then
            # from https://github.com/hut/minirc/blob/master/rc
            mkdir -p /run/systemd/journal
            /usr/lib/systemd/systemd-udevd --daemon
            udevadm trigger --action=add --type=subsystems
            udevadm trigger --action=add --type=devices
        fi
        echo "Waiting for udev to start..."
        sleep 5
        LogIt "udev started manually" 1
    fi
    mkdir -p /dev/.udev/queue/
    if [ -x /sbin/udevtrigger ]; then
        /sbin/udevtrigger
    fi
    echo "Waiting for udev to discover..."
    CreateDevMakedev
    # Newer version use udevadm for that
    if [ -x /sbin/udevsettle ]; then
        /sbin/udevsettle --timeout=10
        LogIt "Discovering with udevsettle"
    elif [ -x /sbin/udevadm ] || [ -x /usr/bin/udevadm ]; then
        ua=`UdevadmTrigger`
        $ua settle --timeout=10
        LogIt "Discovering with udevadm"
    fi
    # It seems we need to have more static devs on some distro were
    # udev as some other requirements to be covered later on.
    # So in the mean time:
    for d in `ls /dev.static`; do
        if [ ! -e /dev/$d ]; then
            mv /dev.static/$d /dev
        fi
    done
    echo $PKLVL > /proc/sys/kernel/printk
}

RstHW() {

    # Restore the HW configuration if available (NOT by default)
    answer="NO"

    grep -q nohw /proc/cmdline
    if [ "$?" -eq 0 ]; then
        return
    fi
    if [ -x ./mindi-rsthw ]; then
        grep -q RESTORE /proc/cmdline
        if [ "$?" -ne 0 ]; then
            #clear
            echo "*********************************************************************"
            echo "Do you want to restore the HW configuration of the original machine ?"
            echo "(This may dammage your hardware so be sure to check twice before saying yes)"
            echo "*********************************************************************"
            echo "Please confirm by typing YES exactly as written here (NO by default)"
            echo -n "--> "
            read answer
        else
            answer="YES"
        fi
        if [ "$answer" = "YES" ] ; then
            ./mindi-rsthw
        fi
    fi
}


StartUSBKbd() {
# Prepare minimal USB env in case we have USB kbd such as with iLO
[ -d /proc/bus/usb ] && ! grep -q /proc/bus/usb /proc/mounts && mount -t usbfs none /proc/bus/usb
echo "$DENY_MODS" | grep -Eq 'uhcd_hci |usbhid |usbcore '
if [ $? -eq 0 ]; then
    return
fi
modprobe -q uhcd_hci 2> /dev/null
modprobe -q usbhid 2> /dev/null
}



StartLvms() {
    if [ "`grep -i nolvm /proc/cmdline`" ]; then
        return;
    fi
    if [ -e "/tmp/i-want-my-lvm" ] ; then
        # Recent LVM need this caching daemon to work
        if [ -x /usr/sbin/lvmetad ]; then
            /usr/sbin/lvmetad
        fi
        LogIt "Scanning LVM's..." 1
        if which lvm ; then
            modprobe -q dm-mod 2> /dev/null
            modprobe -q dm_mod 2> /dev/null
            lvm vgscan --mknodes
        else
            vgscan
        fi

        # Exclude devices we may not want
        rm -f /tmp/restorevgs
        for d in $MINDI_EXCLUDE_DEVS ; do
            echo "LVM exclusion == $d"
            EXCLUDE_VGS=`grep " $d" /tmp/i-want-my-lvm | grep vgcreate | awk '{print $4}'`
            vg=`echo $EXCLUDE_VGS | sed "s/ /|/g"`
            if [ "$vg" != "" ]; then
                re=" $d|$vg"
            else 
                re=" $d"
            fi
            # Remove VGs from i-want-my-lvm
            grep -Ev "$re" /tmp/i-want-my-lvm > /tmp/i-want-my-lvm.new
            mv /tmp/i-want-my-lvm.new /tmp/i-want-my-lvm
            # Prepare  script to restore the VG exluded here if needed
            for v in $EXCLUDE_VGS; do
                echo "vgcfgrestore $v" >> /tmp/restorevgs
                # Remove LVs from mountlist
                EXCLUDE_LVS=`grep " $v" /tmp/i-want-my-lvm | grep lvcreate | sed "s/^.*-n \([^ ][^ ]*\) .*$/$1/"`
                for l in $EXCLUDE_LVS; do
                    # FIXME: Should search for all possible device names here
                    if [ -f "/tmp/mountlist.txt" ]; then
                        grep -Ev "/dev/$v/$l" /tmp/mountlist.txt > /tmp/mountlist.txt.new
                        grep -Ev "/dev/mapper/${v}-$l" /tmp/mountlist.txt.new > /tmp/mountlist.txt
                    fi
                done
            done
        done

        grep -E "^#.*vgchange" /tmp/i-want-my-lvm | sed "s/^#[ ]*//" > /tmp/start-lvm
        chmod +x /tmp/start-lvm
        echo -en "Starting LVM's..."
        /tmp/start-lvm &
        for i in 1 2 3 4 5 ; do
            echo -en "."
            sleep 1
        done
        echo "Done."
    fi
# If necessary, cannibalize 'analyze-my-lvm'; copy some of its code here,
# pipe vgscan's output, strip it, run 'vgchange' on its output, etc.etc.
    LogIt "LVM's have been started."
}

StartPowerPath() {

    # Taken from the init script of EMC PowerPath on RHEL
    if [ -f /etc/emcp_devicesDB.dat ]; then 
        if [ -f /etc/emcp_devicesDB.idx ]; then
            /etc/opt/emcpower/emcpmgr map -p > /dev/null 2>&1
        fi
    fi

    /sbin/powermt config > /dev/null 2>&1
    #   Wait for udev to finish creating emcpower devices
    #
    pdfound=1
    for i in 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15; do
        pdfound=1
        for pd in `/bin/ls -d /sys/block/emcpower* 2> /dev/null`; do
            bpd=`basename $pd`
            if [ ! -e /dev/$bpd ]; then
                pdfound=0
                sleep 2
                break;
            fi
        done
        if [ "$pdfound" -eq 1 ]; then
            break
        fi
    done
    if [ "$pdfound" -eq 0 ]; then
        echo "Unable to start PowerPath"
    fi

    /sbin/powermt load      > /dev/null 2>&1
    /etc/opt/emcpower/emcpmgr map   > /dev/null 2>&1
    /etc/opt/emcpower/powercf -C    > /dev/null 2>&1
    if [ ! -e /etc/powermt.custom ]; then 
        /sbin/powermt save      > /dev/null 2>&1
    fi 
    /sbin/powermt register  > /dev/null 2>&1
    /sbin/powermig transition -startup -noprompt    > /dev/null 2>&1
}

StartMpath() {
    if [ "`grep -i nompath /proc/cmdline`" ]; then
        return;
    fi
    if [ -f "/tmp/mountlist.txt" ] && [ "`grep mpath /tmp/mountlist.txt`" ]; then
        if [ -x /sbin/multipath ]; then
            echo "Starting Mpath..."
            mkdir -p /var/lib/multipath
            cat > /etc/multipath.conf << EOF
defaults {
        user_friendly_names yes
}
EOF
            /sbin/multipath -v 0
            if [ -x /sbin/kpartx ]; then
                /sbin/dmsetup ls --target multipath --exec "/sbin/kpartx -a -p p"
            fi
            LogIt "Multipath started"
        fi
    fi
}

StartRaids() {
    local raid_devices i

    if [ "`grep -i noraid /proc/cmdline`" ]; then
        return;
    fi

    if [ -f "/tmp/mountlist.txt" ]; then
        raid_devices=`grep /dev/md /tmp/mountlist.txt | cut -d' ' -f1`
    else
        raid_devices=""
    fi

    if which raidstart > /dev/null 2> /dev/null ; then
        for i in $raid_devices ; do
            if grep `basename $i` /proc/mdstat > /dev/null 2> /dev/null ; then
                LogIt "$i is started already; no need to run 'raidstart $i'" 1
            else
                LogIt "Running 'raidstart $i'" 1
                raidstart $i
            fi
        done
    elif which mdrun > /dev/null 2> /dev/null ; then
        if [ "`grep -i nomd /proc/cmdline`" ]; then
            return;
        fi
        LogIt "Running 'mdrun'" 1
        mdrun
    elif which mdadm > /dev/null 2> /dev/null ; then
        if [ "`grep -i nomd /proc/cmdline`" ]; then
            return;
        fi
        LogIt "Running 'mdadm'" 1
        for i in $raid_devices ; do
            if grep `basename $i` /proc/mdstat > /dev/null 2> /dev/null ; then
                LogIt "$i is started already; no need to run 'mdadm $i'" 1
            else
                if [ -f /etc/mdadm.conf ] ; then
                    LogIt "Running 'mdadm $i' with user supplied /etc/mdadm.conf" 1
                    mdadm -A $i -c /etc/mdadm.conf
                elif [ -f /etc/mdadm/mdadm.conf ] ; then
                    LogIt "Running 'mdadm $i' with user supplied /etc/mdadm/mdadm.conf" 1
                    mdadm -A $i -c /etc/mdadm/mdadm.conf
                else
                    LogIt "Running 'mdadm $i'" 1
                    mdadm -Ac partitions -m dev $i
                fi
            fi
        done
    elif which dmraid > /dev/null 2> /dev/null ; then
        if [ "`grep -i nodmraid /proc/cmdline`" ]; then
            return;
        fi
        for x in $(/sbin/dmraid -ay -i -p -t 2>/dev/null | grep -E  -iv "^no " |awk -F ':' '{ print $1 }') ; do
            echo "Please send the result of /sbin/dmraid -ay -i -p -t to the devteam !!!"
            return
            #dmname=$(resolve_dm_name $x)
            #[ -z "$dmname" ] && continue
            #/sbin/dmraid  -ay -i -p "$dmname" >/dev/null 2>&1
            #/sbin/kpartx -a -p p "/dev/mapper/$dmname"
        done
    else
        LogIt "Warning: Neither 'raidstart' nor 'mdrun''found. RAID devices may not have started." 1
    fi

}


TryAgainToFindCD() {
    local res
    mount | grep /mnt/cdrom && return 0
    [ "`grep "backup_media_type" /tmp/mondorestore.cfg 2> /dev/null | grep "cdstream"`" ] && return
    LogIt "Trying to mount CD-ROM a 2nd time..."
    find-and-mount-cdrom --second-try
    res=$?
    if [ "$res" -eq "0" ] ; then
        CD_MOUNTED_OK=yes
        LogIt "CD-ROM drive mounted successfully." 1
    else
        LogIt "I still cannot find or mount the CD-ROM drive, by the way."
    fi
}



UseTmpfs()
{
    local mount_cmd
    echo -en "Mounting /tmp/tmpfs..."
    mkdir -p /tmp/tmpfs
# For technical reasons, some sets are as large as 16MB.
# I am allowing 32MB because selective restore occupies a lot of space.
    for size in 256m 128m 64m 48m 40m 32m ; do
        mount_cmd="mount /dev/shm -t tmpfs -o size=$size" ; # was 34m until 04/2003
        LogIt "Trying '$mount_cmd'"
        $mount_cmd /tmp/tmpfs 2>> $LOGFILE
        res=$?
        [ "$res" -eq "0" ] && break
    done
    if [ "$res" -ne "0" ] ; then
        LogIt "Failed. I could not run '$mount_cmd /tmp/tmpfs'. Your kernel is BROKEN or you do not have enough RAM." 1
        umount /tmp/tmpfs > /dev/null 2> /dev/null
        rmdir /tmp/tmpfs
        ln -sf /mnt/RESTORING/tmp /tmp/tmpfs; # used by mondorestore
        LogIt "Failed to mount /tmp/tmpfs; using ugly softlink instead"
    else
        LogIt "Great. Pivot succeeded w/ size=$size" 1
        echo -en "Pivoting /tmp..."
        umount /tmp/tmpfs
        mkdir -p /tmp.old
        mv /tmp/* /tmp.old/
        # Try to Deal with a busybox bug on inexistant links
        cp /tmp/* /tmp.old/
        rm -f /tmp/*
        $mount_cmd /tmp
        mv /tmp.old/* /tmp/
        # Try to Deal with a busybox bug on inexistant links
        cp /tmp.old/* /tmp/
        rm -rf /tmp.old
        mkdir -p /tmp/tmpfs
        mkdir -p $GROOVY
    echo "Done."
    LogIt "Successfully mounted dynamic /tmp ramdisk"
#   mkdir -p /tmp/tmpfs/var
#        mv -f /var/log /tmp/tmpfs/var/log
#        ln -sf /tmp/tmpfs/var/log /var/log
    fi
}


WelcomeMessage()
{
    echo "********************************************************************"
    echo "MINDI-LINUX by Mondo Dev Team - web site: http://www.mondorescue.org"
    echo "Boot disk based on AlfaLinux & Trinux. BusyBox by Erik Andersen."
which petris > /dev/null 2> /dev/null && echo "Petris was written by Peter Seidler <p.seidler@mail1.stofanet.dk>."
    echo "Executables and source code are covered by the GNU GPL. No warranty."
    echo "running on $ARCH"
    echo "********************************************************************"
}

EnableCcissIfAppropriate() {
    local f

    # In some cases, the OBDR tape remains in CD-ROM mode. This branch solves that issue (#498)
    if [ "`grep -i 'obdr ' /tmp/mondorestore.cfg 2>/dev/null`" ] && [ -x /usr/bin/hpsa_obdr_mode ]; then
        for lun in `/usr/bin/hpsa_obdr_mode -m query /dev/cciss/* 2>&1 | grep "is an OBDR device" | cut -d' ' -f4`; do
            /usr/bin/hpsa_obdr_mode -m query -l $lun /dev/cciss/* 2>&1 | grep -q "is in CD-ROM mode"
            if [ $? -eq 0 ]; then
                # This tape/lun should be brought back in Sequential mode
                LogIt "Putting back tape $lun in Sequential mode..."
                /usr/bin/hpsa_obdr_mode -m tape -l $lun /dev/cciss/* 2>&1 > /dev/null
            fi
        done
    fi

    # Now engage all Smart Array controllers to detect attached devices
    if [ -d  "/proc/driver/cciss" ]; then
        for f in /proc/driver/cciss/cciss* ; do
            LogIt "Engaging $f"
            echo "engage scsi" > $f
            LogIt "...result=$?"
        done
    fi
}

ModprobeAllModules() {

    lismod=`find /lib/modules -name '*\.ko*' -o -name '*\.o*'`
    # loading forced modules first
    for m in $lismod; do
        k=`basename $m | sed 's/\.ko.*$//'`
        j=`basename $k | sed 's/\.o.*$//'`
        echo "$FORCE_MODS" | grep -q "$j "
        if [ $? -eq 0 ]; then
            echo "Forcing first $j..."
            modprobe -q $j 2> /dev/null
        fi
    done
    for m in $lismod; do
        k=`basename $m | sed 's/\.ko.*$//'`
        j=`basename $k | sed 's/\.o.*$//'`
        echo "$DENY_MODS" | grep -q "$j "
        if [ $? -eq 0 ]; then
            echo "Denying $j..."
            continue
        fi
        echo "$FORCE_MODS" | grep -q "$j "
        if [ $? -eq 0 ]; then
            continue
        fi
        echo "Probing $j..."
        modprobe -q $j 2> /dev/null
    done
}

UdevadmTrigger() {

# This function should just echo the return value $ua

if [ -x /sbin/udevadm ]; then
    ua="/sbin/udevadm"
elif [ -x /usr/bin/udevadm ]; then
    ua="/usr/bin/udevadm"
else
    LogIt "WARNING: Unable to find udevadm. Not triggering udev"
    ua="/bin/true"
fi

v="`$ua --version`"

if [ -x "$v" ]; then
    LogIt "Triggering udev again..."
    if [ "$v" -ge "146" -a "$v" -lt "174" ]; then
        $ua trigger --type=failed
    elif [ "$v" -lt "146" ]; then
        $ua trigger --retry-failed
    else
        LogIt "... not needed"
    fi
fi
echo $ua
}

ExtractDataDisksAndLoadModules() {
    LogIt "Installing additional tools ..." 1
    # BCO: test return value
    install-additional-tools
    # Keep the kernel silent again
    PKLVL=`cut -f1 /proc/sys/kernel/printk`
    echo 0 > /proc/sys/kernel/printk
    ModprobeAllModules
    echo $PKLVL > /proc/sys/kernel/printk

    # Retry failed udev events now that local filesystems are mounted read-write
    # (useful for rules creating network ifcfg files)
    if [ -e "/tmp/USE-UDEV" ] ; then
        ua=`UdevadmTrigger`
    fi
}

# ------------------------ main -----------------------

MINDI_VER=PBVER
MINDI_REV=PBREV
trap CaughtSoftReset SIGTERM
trap GetShell SIGINT
LOGFILE=/var/log/mondorestore.log
PATH=/bin:/usr/bin:/sbin:/usr/sbin:/usr/local/bin:/usr/local/sbin:/mondo:/usr/games
GROOVY=/tmp/groovy-stuff
USER=root
ARCH=`uname -m`

export PATH GROOVY USER LOGFILE ARCH

mount -o remount rw /
rm -f $LOGFILE

# Creates log file
LogIt ""
echo "Welcome to init (from mindi ${MINDI_VER}-r${MINDI_REV})" | tee -a $LOGFILE

mkdir /proc 2> /dev/null
mount /proc /proc -v -t proc  2>> $LOGFILE
mkdir /sys 2> /dev/null
mount /sys /sys -v -t sysfs 2>> $LOGFILE

# Redirect every message to the LOGFILE
exec > >(tee -a ${LOGFILE})
exec 2> >(tee -a ${LOGFILE} >&2)

[ ! "$GROOVY" ] && Die "I'm not groovy!"
for i in $GROOVY /mnt/cdrom /mnt/isodir /var/local/petris /tmp/isodir; do
    mkdir -p $i
done
# For ESX 3
[ -d /proc/vmware ] && ! grep -q /vmfs /proc/mounts && mount -t vmfs /vmfs /vmfs

if [ "`grep -i denymods /proc/cmdline`" ]; then
    export DENY_MODS="`cat /proc/cmdline | sed 's~.*denymods=\"\(.*\)\".*~\1~'` mondonone"
else
    export DENY_MODS=" "
fi
if [ "`grep -i 'obdr ' /tmp/mondorestore.cfg 2> /dev/null`" ]; then
    # Do not try to load usb storage when dealing with OBDR it makes the modprobe hang :-(
    export DENY_MODS="usb-storage $DENY_MODS"
fi
if [ "`grep -i forcemods /proc/cmdline`" ]; then
    export FORCE_MODS="`cat /proc/cmdline | sed 's~.*forcemods=\"\(.*\)\".*~\1~'` mondonone"
else
    export FORCE_MODS=" "
fi
if [ "`grep -i excludedevs /proc/cmdline`" ]; then
    export MINDI_EXCLUDE_DEVS="`cat /proc/cmdline | sed 's~.*excludedevs=\"\(.*\)\".*~\1~'` mondonone"
    for d in $MINDI_EXCLUDE_DEVS ; do
        echo "Mountlist exclusion == $d"
        if [ -e "/tmp/mountlist.txt" ]; then
            perl -i -ne 'print $_ unless m~$d~' /tmp/mountlist.txt
        fi
    done
else
    export MINDI_EXCLUDE_DEVS=" "
fi

echo "Activating a potential USB keyboard/mouse"
StartUSBKbd

if [ -f /proc/sys/kernel/exec-shield ]; then
    echo 0 > /proc/sys/kernel/exec-shield 2>> /dev/null
fi

if [ -f /proc/modules ]; then
    echo "/sbin/modprobe" > /proc/sys/kernel/modprobe
fi

if [ -e "/tmp/USE-UDEV" ] ; then
    RunUdevd
fi
ExtractDevTarballs
LaunchTerminals

# Keeping kernel silent for module insertion
PKLVL=`cut -f1 /proc/sys/kernel/printk`
echo 0 > /proc/sys/kernel/printk
ModprobeAllModules
echo $PKLVL > /proc/sys/kernel/printk

EnableCcissIfAppropriate
#-------------------------------
#WHOLIVESINAPINEAPPLEUNDERTHESEA#;# --- don't touch this :)
#-------------------------------
UseTmpfs
if [ ! -e "/tmp/mondorestore.cfg" ] ; then
    LogIt "Warning - /tmp/mondorestore.cfg not found"
fi
if [ "`grep -i pxe /proc/cmdline`" ] || [ "`grep -i net /proc/cmdline`" ]; then
    # We need to get here exported variables from start-netfs
    . /sbin/start-netfs
fi

if [ "`grep -i 'obdr ' /tmp/mondorestore.cfg 2>/dev/null`" ] || [ "`grep -i ' udev' /tmp/mondorestore.cfg 2>/dev/null`" ]; then
    HandleTape
    ExtractDataDisksAndLoadModules
elif [ "`grep -i pxe /proc/cmdline`" ]; then
    # Simulate a local CD
    echo "/mnt/cdrom" > /tmp/CDROM-LIVES-HERE
    CD_MOUNTED_OK=yes
    ExtractDataDisksAndLoadModules
    # Fake the conf file to force it to NFS mode, even if we made originally a CD (mandatory for mondorestore to work correctly)
    sed -i "s/backup-media-type.*/backup-media-type netfs/" /tmp/mondorestore.cfg
elif [ "`grep -i usb= /proc/cmdline`" ] || [ "`grep -i usb /tmp/mondorestore.cfg 2>/dev/null | grep media-type`" ]; then
    . /sbin/start-usb

    # Simulate a local CD
    echo "/mnt/cdrom" > /tmp/CDROM-LIVES-HERE
    CD_MOUNTED_OK=yes
    ExtractDataDisksAndLoadModules
else
    HandleCDROM
    ExtractDataDisksAndLoadModules
    # We need to get here exported variables from start-netfs
    . /sbin/start-netfs
fi
res=$?
ConfigureLoggingDaemons
if [ -e "/tmp/USE-DEVFS" ] ; then
    umount -d /mnt/cdrom 2> /dev/null
    mv /dev/cdrom /cdrom.lnk 2> /dev/null
    CD_MOUNTED_OK=""
    RunDevfsd
fi
LoadKeymap
WelcomeMessage
RstHW
echo "Starting potential Raid/Multipath ..."
[ -e "/tmp/mountlist.txt" ] && cp -f /tmp/mountlist.txt /tmp/mountlist.original
PauseForRaids
StartRaids
StartMpath
StartLvms
CopyBootDevEntry
mkdir -p /tmp/tmpfs
sleep 2
#clear
if [ -e "/dev/md0" ] && [ ! -e "/dev/md/0" ] && [ -e "/tmp/mountlist.txt" ] && [ "`grep /dev/md/ /tmp/mountlist.txt`" != "" ] ; then
    LogIt "Creating /dev/md/* softlinks just in case." 1
    mkdir -p /dev/md
    cp -af /dev/md0 /dev/md/0 2> /dev/null
    cp -af /dev/md1 /dev/md/1 2> /dev/null
    cp -af /dev/md2 /dev/md/2 2> /dev/null
fi

if ! [ "`grep -i "pxe" /proc/cmdline`" ] ; then
    res="`cat /mnt/cdrom/archives/THIS-CD-NUMBER 2> /dev/null`"
    [ "$res" != "1" ] && [ "$res" != "" ] && Die "This is CD #$res in the series. Please insert CD #1."
    [ -e "/cdrom.lnk" ] && mv -f /cdrom.lnk /dev/cdrom && mount /dev/cdrom /mnt/cdrom && CD_MOUNTED_OK=yes
    [ "$CD_MOUNTED_OK" != "yes" ] && TryAgainToFindCD
    #mount | grep cdrom > /dev/null 2> /dev/null || mount /dev/cdrom /mnt/cdrom >> $LOGFILE 2>> $LOGFILE
fi
hack-cfg-if-necessary || LogIt "Cannot find hack-cfg-if-necessary"

# Log some useful info
LogIt "init (from mindi v$MINDI_VER-r${MINDI_REV})"
LogIt "/proc/cmdline is:"
LogIt "----------"
cat /proc/cmdline  >> $LOGFILE
LogIt "----------"
LogIt "df result:"
LogIt "----------"
df >> $LOGFILE
LogIt "-------------"
LogIt "mount result:"
LogIt "-------------"
mount >> $LOGFILE
LogIt "-------------"
LogIt "lsmod result:"
LogIt "-------------"
lsmod >> $LOGFILE
LogIt "-------------"
LogIt "dmesg result:"
LogIt "-------------"
dmesg >> $LOGFILE
LogIt "-------------"
LogIt "/proc/mdstat:" >> $LOGFILE
LogIt "-------------"
cat /proc/mdstat  >> $LOGFILE
LogIt "-------------"
LogIt "/proc/swaps:" >> $LOGFILE
LogIt "-------------"
cat /proc/swaps  >> $LOGFILE
LogIt "-------------"
LogIt "/proc/filesystems:" >> $LOGFILE
LogIt "-------------"
cat /proc/filesystems  >> $LOGFILE
LogIt "-------------"
LogIt "/proc/partitions:" >> $LOGFILE
LogIt "-------------"
cat /proc/partitions  >> $LOGFILE
LogIt "-------------"
LogIt "fdisk result:" >> $LOGFILE
LogIt "-------------"
fdisk -l  >> $LOGFILE
LogIt "-------------"
if [ -f /tmp/mondorestore.cfg ]; then
    LogIt "/tmp/mondorestore.cfg result:" >> $LOGFILE
    LogIt "-------------"
    cat /tmp/mondorestore.cfg  >> $LOGFILE
fi

ide-opt

#ctrlaltdel soft
for i in null stdout stdin stderr ; do
    cp -af /dev/$i /tmp
done
# Not sure it's still needed, but shouldn't hurt
if [ -e "/tmp/USE-UDEV" ] ; then
    ua=`UdevadmTrigger`
fi
if grep "backup-media-type" /tmp/mondorestore.cfg > /dev/null 2> /dev/null ; then
    LogIt "backup-media-type is specified in config file - great."
    LogIt "Calling post-init"
    # start-netfs moved it under /tmp as the NFS share is already unmounted 
    if [ _"$pre" != _"" ] && [ "`echo $pre | grep -E '^/tmp/isodir'`" ]; then
        pre=`echo $pre | sed 's|^/tmp/isodir|/tmp|'`
    fi
    if [ _"$pre" != _"" ] && [ -x $pre ]; then
        echo "Executing preliminary script $pre"
        LogIt "Executing preliminary script $pre"
        $pre
    fi
    post-init
else
    LogIt "backup-media-type is not specified in config file."
    LogIt "I think this media has no archives on it."
fi
if [ "`grep -i "post=" /proc/cmdline`" ] ; then
    for i in `cat /proc/cmdline` ; do
        echo $i | grep -qi post= && post=`echo $i | cut -d= -f2`
    done
    # start-netfs moved it under /tmp as the NFS share is already unmounted 
    if [ "`echo $post | grep -E '^/tmp/isodir'`" ]; then
        post=`echo $post | sed 's|^/tmp/isodir|/tmp|'`
    fi
    if [ -r $post ]; then
        echo "Executing final script $post"
        LogIt "Executing final script $post"
        if [ "`echo $post | grep -E '^/mnt/RESTORING'`" ]; then
            mount-me
        fi
        chmod 755 $post
        $post
        if [ "`echo $post | grep -E '^/mnt/RESTORING'`" ]; then
            unmount-me
        fi
    fi
fi
if grep "RESTORE" /proc/cmdline > /dev/null 2> /dev/null ; then
    echo "Rebooting in 10 seconds automatically as per reboot order"
    echo -en "Press ^C to interrupt if you have to ..."
    for i in 1 2 3 4 5 6 7 8 9 10 ; do
        sleep 1
        echo -en "."
    done
    echo "Boom."
    sleep 1
else
    GetShell
fi
CaughtSoftReset