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#!/bin/ksh -p
#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License (the "License").
# You may not use this file except in compliance with the License.
#
# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
# or http://www.opensolaris.org/os/licensing.
# See the License for the specific language governing permissions
# and limitations under the License.
#
# When distributing Covered Code, include this CDDL HEADER in each
# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
# If applicable, add the following below this CDDL HEADER, with the
# fields enclosed by brackets "[]" replaced with your own identifying
# information: Portions Copyright [yyyy] [name of copyright owner]
#
# CDDL HEADER END
#
#
# Copyright 2008 Sun Microsystems, Inc. All rights reserved.
# Use is subject to license terms.
# Copyright 2016 Nexenta Systems, Inc.
#
PATH="/usr/bin:/usr/sbin:${PATH}"; export PATH
ALT_ROOT=
while getopts R: OPT 2>/dev/null
do
case $OPT in
R) ALT_ROOT="$OPTARG"
;;
?) echo "Usage: ${0##*/}: [-R \<root\>]"
;;
esac
done
ARCH=`uname -p`
is_pcfs_boot=yes
is_zfs_boot=no
check_pcfs_boot()
{
bootdev=`grep -v "^#" "$ALT_ROOT"/etc/vfstab | grep pcfs \
| grep "[ ]/stubboot[ ]" | nawk '{print $1}'`
if [ X"$bootdev" = "X" ]; then
is_pcfs_boot=no
fi
}
check_zfs_boot()
{
if [ -f "$ALT_ROOT"/etc/lu/GRUB_slice ]; then
dev=`grep '^PHYS_SLICE=' "$ALT_ROOT"/etc/lu/GRUB_slice |
cut -d= -f2`
if [ "`fstyp $dev`" = "zfs" ]; then
is_zfs_boot=yes
fi
else
rootfstype=`df -n ${ALT_ROOT:-/} | awk '{print $3}'`
if [ "$rootfstype" = "zfs" ]; then
is_zfs_boot=yes
fi
fi
}
#
# Return the list of raw devices
#
get_rootdev_list()
{
if [ -f "$ALT_ROOT"/etc/lu/GRUB_slice ]; then
dev=`grep '^PHYS_SLICE' "$ALT_ROOT"/etc/lu/GRUB_slice |
cut -d= -f2`
if [ "$is_zfs_boot" = "yes" ]; then
fstyp -a "$dev" | grep 'path: ' | grep -v phys_path: |
cut -d"'" -f2 | sed 's+/dsk/+/rdsk/+'
else
echo "$dev"
fi
return
elif [ "$is_zfs_boot" = "yes" ]; then
rootpool=`df -k ${ALT_ROOT:-/} | tail +2 | cut -d/ -f1`
rootdevlist=`LC_ALL=C zpool iostat -v "$rootpool" | tail +5 |
egrep -v "mirror|spare|replacing" |
sed -n -e '/--/q' -e p | awk '{print $1}'`
else
dev=`grep -v "^#" "$ALT_ROOT"/etc/vfstab | \
grep "[ ]/[ ]" | nawk '{print $2}'`
if [[ $dev = /dev/rdsk/* ]]; then
rootdevlist=`basename "$dev"`
fi
fi
for rootdev in $rootdevlist
do
echo /dev/rdsk/`basename $rootdev`
done
}
#
# multiboot: install grub on the boot slice
#
install_grub()
{
# Stage 2 blocks must remain untouched
STAGE1="$ALT_ROOT"/boot/grub/stage1
STAGE2="$ALT_ROOT"/boot/grub/stage2
if [ $is_pcfs_boot = yes ]; then
#
# Note: /stubboot/boot/grub/stage2 must stay untouched.
#
mkdir -p "$ALT_ROOT"/stubboot/boot/grub
cp "$ALT_ROOT"/boot/grub/menu.lst "$ALT_ROOT"/stubboot/boot/grub
bootdev=`grep -v "^#" "$ALT_ROOT"/etc/vfstab | grep pcfs | \
grep "[ ]/stubboot[ ]" | nawk '{print $1}'`
rpcfsdev=`echo "$bootdev" | sed -e "s/dev\/dsk/dev\/rdsk/"`
if [ X"$rpcfsdev" != X ]; then
print "Installing grub on $rpcfsdev"
"$ALT_ROOT"/sbin/installgrub $STAGE1 $STAGE2 $rpcfsdev
fi
fi
grubdevlist=`get_rootdev_list`
zfsarg=""
if [ "$is_zfs_boot" = "yes" ]; then
zfsarg="-Z"
fi
for rootdev in $grubdevlist
do
if [ X"$rpcfsdev" != X ]; then
echo "create GRUB menu in "$ALT_ROOT"/stubboot"
"$ALT_ROOT"/sbin/bootadm update-menu $zfsarg\
-R "$ALT_ROOT"/stubboot -o $rootdev,"$ALT_ROOT"
else
echo "Creating GRUB menu in ${ALT_ROOT:-/}"
$ALT_ROOT/sbin/bootadm update-menu -R ${ALT_ROOT:-/} \
$zfsarg -o $rootdev
fi
print "Installing grub on $rootdev"
"$ALT_ROOT"/sbin/installgrub $STAGE1 $STAGE2 $rootdev
done
}
if [ -f "$ALT_ROOT"/platform/i86pc/multiboot -a "$ARCH" = i386 ] ; then
check_pcfs_boot
check_zfs_boot
install_grub
fi
exit 0
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