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#!/bin/bash
#
# This is an example script that install and configure grub after installation.
# To use it put it in your CUSTOMIZE_DIR and make it executable.
#
# Do not include grub in EXTRA_PKGS of
# $sysconfdir/default/ganeti-instance-debootstrap because it will
# cause error of debootstrap.
set -e
. common.sh
CLEANUP=( )
trap cleanup EXIT
if [ -z "$TARGET" -o ! -d "$TARGET" ]; then
echo "Missing target directory"
exit 1
fi
# install grub
export LANG=C
if [ "$PROXY" ]; then
export http_proxy="$PROXY"
export https_proxy="$PROXY"
fi
export DEBIAN_FRONTEND=noninteractive
chroot "$TARGET" apt-get -y --force-yes install grub grub-common
# make /dev/sda
mknod $TARGET/dev/sda b $(stat -L -c "0x%t 0x%T" $BLOCKDEV)
CLEANUP+=("rm -f $TARGET/dev/sda")
# make /dev/sda1
mknod $TARGET/dev/sda1 b $(stat -L -c "0x%t 0x%T" $FSYSDEV)
CLEANUP+=("rm -f $TARGET/dev/sda1")
# create grub directory
mkdir -p "$TARGET/boot/grub"
# create device.map
cat > "$TARGET/boot/grub/device.map" <<EOF
(hd0) /dev/sda
EOF
# execute update-grub
chroot "$TARGET" update-grub
# install grub to the block device
grub-install --no-floppy --root-directory="$TARGET" "$BLOCKDEV"
# execute cleanups
cleanup
trap - EXIT
exit 0
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