ventoy-hook.sh 4.57 KB
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#!/ventoy/busybox/sh
#************************************************************************************
# Copyright (c) 2020, longpanda <admin@ventoy.net>
# 
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 3 of the
# License, or (at your option) any later version.
# 
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# General Public License for more details.
# 
# You should have received a copy of the GNU General Public License
# along with this program; if not, see <http://www.gnu.org/licenses/>.
# 
#************************************************************************************

. $VTOY_PATH/hook/ventoy-os-lib.sh

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#ventoy_systemd_udevd_work_around
#ventoy_add_udev_rule "$VTOY_PATH/hook/default/udev_disk_hook.sh %k noreplace"
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if [ -f $VTOY_PATH/autoinstall ]; then
    VTKS="inst.ks=file:$VTOY_PATH/autoinstall"
else
    for vtParam in $($CAT /proc/cmdline); do
        if echo $vtParam | $GREP -q 'inst.ks=hd:LABEL='; then
            vtRawKs=$(echo $vtParam | $AWK -F: '{print $NF}')
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            VTKS="inst.ks=hd:/dev/ventoy:$vtRawKs"
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            break
        fi
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        if echo $vtParam | $GREP -q '^ks=.*:/'; then
            vtRawKs=$(echo $vtParam | $AWK -F: '{print $NF}')
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            VTKS="ks=hd:/dev/ventoy:$vtRawKs"
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            break
        fi
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        if echo $vtParam | $GREP -q '^inst.ks=.*:/'; then
            vtRawKs=$(echo $vtParam | $AWK -F: '{print $NF}')
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            VTKS="inst.ks=hd:/dev/ventoy:$vtRawKs"
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            break
        fi
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    done
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fi

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if [ -f $VTOY_PATH/ventoy_persistent_map ]; then
    VTOVERLAY="rd.live.overlay=/dev/dm-1:/vtoyoverlayfs/overlayfs"
    
    if [ -e /sbin/dmsquash-live-root ]; then
        echo "patch /sbin/dmsquash-live-root for persistent ..." >> $VTLOG
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        $SED "/mount.*devspec.*\/run\/initramfs\/overlayfs/a . /ventoy/hook/rhel7/ventoy-overlay.sh" -i /sbin/dmsquash-live-root        
        $SED "s/osmin.img/osmin.imgxxxx/g" -i /sbin/dmsquash-live-root
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    fi
    
    #close selinux
    $BUSYBOX_PATH/mkdir -p $VTOY_PATH/selinuxfs
    if $BUSYBOX_PATH/mount -t selinuxfs selinuxfs $VTOY_PATH/selinuxfs; then
        echo 1 > $VTOY_PATH/selinuxfs/disable
        $BUSYBOX_PATH/umount $VTOY_PATH/selinuxfs
    fi    
    $BUSYBOX_PATH/rm -rf $VTOY_PATH/selinuxfs
fi

echo "VTKS=$VTKS  VTOVERLAY=$VTOVERLAY" >> $VTLOG
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if [ -n "$vtRawKs" ]; then
    echo "$vtRawKs" > $VTOY_PATH/ventoy_ks_rootpath
fi

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if ls $VTOY_PATH | $GREP -q 'ventoy_dud[0-9]'; then
    for vtDud in $(ls $VTOY_PATH/ventoy_dud*); do
        vtInstDD="$vtInstDD inst.dd=file:$vtDud"
    done
fi
echo "vtInstDD=$vtInstDD" >> $VTLOG

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if $GREP -q 'root=live' /proc/cmdline; then
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    $SED "s#printf\(.*\)\$CMDLINE#printf\1\$CMDLINE root=live:/dev/ventoy $VTKS $VTOVERLAY $vtInstDD#" -i /lib/dracut-lib.sh
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else
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    $SED "s#printf\(.*\)\$CMDLINE#printf\1\$CMDLINE inst.stage2=hd:/dev/ventoy $VTKS $VTOVERLAY $vtInstDD#" -i /lib/dracut-lib.sh
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fi

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ventoy_set_inotify_script  rhel7/ventoy-inotifyd-hook.sh

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#Fedora
if $BUSYBOX_PATH/which dmsquash-live-root > /dev/null; then
    vtPriority=99
else
    vtPriority=01
fi

$BUSYBOX_PATH/cp -a $VTOY_PATH/hook/rhel7/ventoy-inotifyd-start.sh /lib/dracut/hooks/pre-udev/${vtPriority}-ventoy-inotifyd-start.sh
$BUSYBOX_PATH/cp -a $VTOY_PATH/hook/rhel7/ventoy-timeout.sh /lib/dracut/hooks/initqueue/timeout/${vtPriority}-ventoy-timeout.sh
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vtNeedRepo=
if [ -f /etc/system-release ]; then
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    if $GREP -q 'RED OS' /etc/system-release; then
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        vtNeedRepo="yes"
    fi
fi
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if $GREP -q 'el[89]' /proc/version; then
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    vtNeedRepo="yes"
fi

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if $GREP -i -q Fedora /proc/version; then
    if $GREP -q 'Server Edition' /etc/os-release; then
        vtNeedRepo="yes"
    fi
fi

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echo "vtNeedRepo=$vtNeedRepo" >> $VTLOG

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if [ "$vtNeedRepo" = "yes" ]; then
    $BUSYBOX_PATH/cp -a $VTOY_PATH/hook/rhel7/ventoy-repo.sh /lib/dracut/hooks/pre-pivot/99-ventoy-repo.sh
fi

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if [ -e /sbin/dmsquash-live-root ]; then
    echo "patch /sbin/dmsquash-live-root ..." >> $VTLOG
    $SED "1 a $BUSYBOX_PATH/sh $VTOY_PATH/hook/rhel7/ventoy-make-link.sh" -i /sbin/dmsquash-live-root
fi

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# suppress write protected mount warning
if [ -e /usr/sbin/anaconda-diskroot ]; then
    $SED  's/^mount $dev $repodir/mount -oro $dev $repodir/' -i /usr/sbin/anaconda-diskroot
fi
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if [ -f $VTOY_PATH/autoinstall ]; then
    cp -a $VTOY_PATH/hook/rhel7/ventoy-autoexp.sh /lib/dracut/hooks/pre-mount/99-ventoy-autoexp.sh
fi