<h2>Editing File: /lib/kernel/install.d/20-grub.install</h2><form method='post'><textarea name='content' class='file-edit'>#!/bin/bash

if ! [[ $KERNEL_INSTALL_MACHINE_ID ]]; then
    exit 0
fi

[[ -f /etc/default/grub ]] &amp;&amp; . /etc/default/grub
[[ -f /etc/os-release ]] &amp;&amp; . /etc/os-release

COMMAND=&quot;$1&quot;
KERNEL_VERSION=&quot;$2&quot;
BOOT_DIR_ABS=&quot;$3&quot;
KERNEL_IMAGE=&quot;$4&quot;

KERNEL_DIR=&quot;${KERNEL_IMAGE%/*}&quot;

MACHINE_ID=$KERNEL_INSTALL_MACHINE_ID

# Remove it, since for grub2 the images are always installed in /boot
rm -rf &quot;${BOOT_DIR_ABS%/*}&quot;

BLS_DIR=&quot;/boot/loader/entries&quot;

mkbls() {
    local kernelver=$1 &amp;&amp; shift
    local datetime=$1 &amp;&amp; shift

    local debugname=&quot;&quot;
    local debugid=&quot;&quot;
    local flavor=&quot;&quot;

    if [[ &quot;$kernelver&quot; == *\+* ]] ; then
        local flavor=-&quot;${kernelver##*+}&quot;
        if [[ &quot;${flavor}&quot; == &quot;-debug&quot; ]]; then
            local debugname=&quot; with debugging&quot;
            local debugid=&quot;-debug&quot;
        fi
    fi

    cat &lt;&lt;EOF
title ${NAME} (${kernelver}) ${VERSION}${debugname}
version ${kernelver}${debugid}
linux /vmlinuz-${kernelver}
initrd /initramfs-${kernelver}.img
options \$kernelopts
id ${ID}-${datetime}-${kernelver}
grub_users \$grub_users
grub_arg --unrestricted
grub_class kernel${flavor}
EOF
}

[[ &quot;$KERNEL_VERSION&quot; == *\+* ]] &amp;&amp; flavor=-&quot;${KERNEL_VERSION##*+}&quot;
case &quot;$COMMAND&quot; in
    add)
        if [[ &quot;${KERNEL_DIR}&quot; != &quot;/boot&quot; ]]; then
            for i in \
                &quot;$KERNEL_IMAGE&quot; \
                    &quot;$KERNEL_DIR&quot;/System.map \
                    &quot;$KERNEL_DIR&quot;/config \
                    &quot;$KERNEL_DIR&quot;/zImage.stub \
                    &quot;$KERNEL_DIR&quot;/dtb
            do
                [[ -e &quot;$i&quot; ]] || continue
                rm -f &quot;/boot/${i##*/}-${KERNEL_VERSION}&quot;
                cp -aT &quot;$i&quot; &quot;/boot/${i##*/}-${KERNEL_VERSION}&quot;
                command -v restorecon &amp;&gt;/dev/null &amp;&amp; \
                    restorecon -R &quot;/boot/${i##*/}-${KERNEL_VERSION}&quot;
            done
            # hmac is .vmlinuz-&lt;version&gt;.hmac so needs a special treatment
            i=&quot;$KERNEL_DIR/.${KERNEL_IMAGE##*/}.hmac&quot;
            if [[ -e &quot;$i&quot; ]]; then
                rm -f &quot;/boot/.${KERNEL_IMAGE##*/}-${KERNEL_VERSION}.hmac&quot;
                cp -a &quot;$i&quot; &quot;/boot/.${KERNEL_IMAGE##*/}-${KERNEL_VERSION}.hmac&quot;
                command -v restorecon &amp;&gt;/dev/null &amp;&amp; \
                    restorecon &quot;/boot/.${KERNEL_IMAGE##*/}-${KERNEL_VERSION}.hmac&quot;
            fi
            # symvers is symvers-&lt;version&gt;.gz symlink, needs a special treatment
            i=&quot;$KERNEL_DIR/symvers.gz&quot;
            if [[ -e &quot;$i&quot; ]]; then
                rm -f &quot;/boot/symvers-${KERNEL_VERSION}.gz&quot;
                ln -s &quot;$i&quot; &quot;/boot/symvers-${KERNEL_VERSION}.gz&quot;
                command -v restorecon &amp;&gt;/dev/null &amp;&amp; \
                    restorecon &quot;/boot/symvers-${KERNEL_VERSION}.gz&quot;
            fi
        fi

        if [[ &quot;x${GRUB_ENABLE_BLSCFG}&quot; = &quot;xtrue&quot; ]] || [[ ! -f /sbin/new-kernel-pkg ]]; then
            eval &quot;$(grub2-get-kernel-settings)&quot; || true
            [[ -d &quot;$BLS_DIR&quot; ]] || mkdir -m 0700 -p &quot;$BLS_DIR&quot;
            BLS_ID=&quot;${MACHINE_ID}-${KERNEL_VERSION}&quot;
            BLS_TARGET=&quot;${BLS_DIR}/${BLS_ID}.conf&quot;
            mkbls &quot;${KERNEL_VERSION}&quot; \
                &quot;$(date -u +%Y%m%d%H%M%S -d &quot;$(stat -c '%y' &quot;${KERNEL_DIR}&quot;)&quot;)&quot; \
                &gt;&quot;${BLS_TARGET}&quot;
            command -v restorecon &amp;&gt;/dev/null &amp;&amp; restorecon -R &quot;${BLS_TARGET}&quot;

            LINUX=&quot;$(grep '^linux[ \t]' &quot;${BLS_TARGET}&quot; | sed -e 's,^linux[ \t]*,,')&quot;
            INITRD=&quot;$(grep '^initrd[ \t]' &quot;${BLS_TARGET}&quot; | sed -e 's,^initrd[ \t]*,,')&quot;
            LINUX_RELPATH=&quot;$(grub2-mkrelpath /boot${LINUX})&quot;
            BOOTPREFIX=&quot;$(dirname ${LINUX_RELPATH})&quot;
            ROOTPREFIX=&quot;$(dirname &quot;/boot${LINUX}&quot;)&quot;

            if [[ $LINUX != $LINUX_RELPATH ]]; then
                sed -i -e &quot;s,^linux.*,linux ${BOOTPREFIX}${LINUX},g&quot; &quot;${BLS_TARGET}&quot;
                sed -i -e &quot;s,^initrd.*,initrd ${BOOTPREFIX}${INITRD},g&quot; &quot;${BLS_TARGET}&quot;
            fi

            if ( [[ &quot;$KERNEL_VERSION&quot; != *${GRUB_DEFAULT_KERNEL_TYPE}* ]] &amp;&amp; \
                     [ &quot;x$GRUB_NON_STANDARD_KERNEL&quot; == &quot;xtrue&quot; ] ) || \
                   ( echo &quot;$KERNEL_VERSION&quot; | grep -E -q &quot;64k|auto|rt|uki&quot; &amp;&amp; \
                        [ &quot;x$GRUB_NON_STANDARD_KERNEL&quot; != &quot;xtrue&quot; ] ) || \
                   ( [[ &quot;$KERNEL_VERSION&quot; == *debug* ]] &amp;&amp; [ &quot;x$GRUB_DEFAULT_TO_DEBUG&quot; != &quot;xtrue&quot; ] ); then
                GRUB_UPDATE_DEFAULT_KERNEL=false
            fi

            # There is a bug which occures in case of several machine ID entries exist in
             # /boot/loader/entries - grub doesn't load default entry which is
             # set in saved_entry variable by ID (machineID+kernel ver)
             # As a temporary workaround we set entry's Title value instead of ID.
            BLS_TITLE=&quot;$(grep '^title[ \t]' &quot;${BLS_TARGET}&quot; | sed -e 's/^title[ \t]*//')&quot;
            if [ &quot;x$GRUB_UPDATE_DEFAULT_KERNEL&quot; = &quot;xtrue&quot; ]; then
              if [ -z &quot;${BLS_TITLE}&quot; ]; then
                NEWDEFAULT=&quot;${BLS_ID}&quot;
              else
                NEWDEFAULT=&quot;${BLS_TITLE}&quot;
              fi
            fi

            if [ &quot;x$GRUB_LINUX_MAKE_DEBUG&quot; = &quot;xtrue&quot; ]; then
                ARCH=&quot;$(uname -m)&quot;
                BLS_DEBUG_ID=&quot;$(echo ${BLS_ID} | sed -e &quot;s/${KERNEL_VERSION}/${KERNEL_VERSION}~debug/&quot;)&quot;
                BLS_DEBUG=&quot;$(echo ${BLS_TARGET} | sed -e &quot;s/${KERNEL_VERSION}/${KERNEL_VERSION}~debug/&quot;)&quot;
                cp -aT  &quot;${BLS_TARGET}&quot; &quot;${BLS_DEBUG}&quot;
                TITLE=&quot;$(grep '^title[ \t]' &quot;${BLS_DEBUG}&quot; | sed -e 's/^title[ \t]*//')&quot;
                sed -i -e &quot;s/^title.*/title ${TITLE}${GRUB_LINUX_DEBUG_TITLE_POSTFIX}/&quot; &quot;${BLS_DEBUG}&quot;
                sed -i -e &quot;s/^id.*/id ${BLS_DEBUG_ID}/&quot; &quot;${BLS_DEBUG}&quot;
                sed -i -e &quot;s/^options.*/options \$kernelopts ${GRUB_CMDLINE_LINUX_DEBUG}/&quot; &quot;${BLS_DEBUG}&quot;
                if [ -n &quot;$NEWDEFAULT&quot; -a &quot;x$GRUB_DEFAULT_TO_DEBUG&quot; = &quot;xtrue&quot; ]; then
                    NEWDEFAULT=&quot;${BLS_DEBUG_ID}&quot;
                fi
            fi
            if [ -n &quot;$NEWDEFAULT&quot; ]; then
                grub2-editenv - set &quot;saved_entry=${NEWDEFAULT}&quot;
            fi

            # this probably isn't the best place to do this, but it will do for now.
            if [ -e &quot;${ROOTPREFIX}${INITRD}&quot; -a -e &quot;${ROOTPREFIX}${LINUX}&quot; -a \
                 &quot;${ROOTPREFIX}${INITRD}&quot; -ot &quot;${ROOTPREFIX}${LINUX}&quot; -a \
                 -x /usr/lib/kernel/install.d/50-dracut.install ]; then
                rm -f &quot;${ROOTPREFIX}${INITRD}&quot;
            fi
            exit 0
        fi

        /sbin/new-kernel-pkg --package &quot;kernel${flavor}&quot; --install &quot;$KERNEL_VERSION&quot; || exit $?
        /sbin/new-kernel-pkg --package &quot;kernel${flavor}&quot; --mkinitrd --dracut --depmod --update &quot;$KERNEL_VERSION&quot; || exit $?
        /sbin/new-kernel-pkg --package &quot;kernel${flavor}&quot; --rpmposttrans &quot;$KERNEL_VERSION&quot; || exit $?
        # If grubby is used there's no need to run other installation plugins
        exit 77
        ;;
    remove)

        if [[ &quot;x${GRUB_ENABLE_BLSCFG}&quot; = &quot;xtrue&quot; ]] || [[ ! -f /sbin/new-kernel-pkg ]]; then
            ARCH=&quot;$(uname -m)&quot;
            BLS_TARGET=&quot;${BLS_DIR}/${MACHINE_ID}-${KERNEL_VERSION}.conf&quot;
            BLS_FAKE_TARGET=&quot;${BLS_DIR}/ffffffffffffffffffffffffffffffff-${KERNEL_VERSION}.conf&quot;
            BLS_DEBUG=&quot;$(echo ${BLS_TARGET} | sed -e &quot;s/${KERNEL_VERSION}/${KERNEL_VERSION}~debug/&quot;)&quot;
            rm -f &quot;${BLS_TARGET}&quot; &quot;${BLS_DEBUG}&quot; &quot;${BLS_FAKE_TARGET}&quot;

            for i in vmlinuz System.map config zImage.stub dtb; do
                rm -rf &quot;/boot/${i}-${KERNEL_VERSION}&quot;
            done
            # hmac is .vmlinuz-&lt;version&gt;.hmac so needs a special treatment
            rm -f &quot;/boot/.vmlinuz-${KERNEL_VERSION}.hmac&quot;
            # symvers is symvers-&lt;version&gt;.gz symlink, needs a special treatment
            rm -f &quot;/boot/symvers-${KERNEL_VERSION}.gz&quot;

            exit 0
        fi

        /sbin/new-kernel-pkg --package &quot;kernel${flavor+-$flavor}&quot; --rminitrd --rmmoddep --remove &quot;$KERNEL_VERSION&quot; || exit $?
        # If grubby is used there's no need to run other installation plugins
        exit 77
        ;;
    *)
        ;;
esac
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