diff options
Diffstat (limited to 'usr/src/cmd/boot/scripts/update_grub.ksh')
| -rw-r--r-- | usr/src/cmd/boot/scripts/update_grub.ksh | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/usr/src/cmd/boot/scripts/update_grub.ksh b/usr/src/cmd/boot/scripts/update_grub.ksh new file mode 100644 index 0000000000..86a2ee65c8 --- /dev/null +++ b/usr/src/cmd/boot/scripts/update_grub.ksh @@ -0,0 +1,125 @@ +#!/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 2007 Sun Microsystems, Inc. All rights reserved. +# Use is subject to license terms. +# + +# ident "%Z%%M% %I% %E% SMI" + +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: ${0##*/}: [-R \<root\>]" + ;; + esac +done + +ARCH=`uname -p` + +is_pcfs_boot=yes + +check_pcfs_boot() +{ + bootdev=`grep -v "^#" "$ALT_ROOT"/etc/vfstab | grep pcfs \ + | grep "[ ]/stubboot[ ]" | nawk '{print $1}'` + if [ X"$bootdev" = "X" ]; then + is_pcfs_boot=no + fi +} + +# +# Detect SVM root and return the list of raw devices under the mirror +# +get_rootdev_list() +{ + if [ -f "$ALT_ROOT"/etc/lu/GRUB_slice ]; then + grep '^PHYS_SLICE' "$ALT_ROOT"/etc/lu/GRUB_slice | cut -d= -f2 + else + metadev=`grep -v "^#" "$ALT_ROOT"/etc/vfstab | \ + grep "[ ]/[ ]" | nawk '{print $2}'` + if [[ $metadev = /dev/rdsk/* ]]; then + rootdevlist=`echo "$metadev" | sed -e "s#/dev/rdsk/##"` + elif [[ $metadev = /dev/md/rdsk/* ]]; then + metavol=`echo "$metadev" | sed -e "s#/dev/md/rdsk/##"` + rootdevlist=`metastat -p $metavol |\ + grep -v "^$metavol[ ]" | nawk '{print $4}'` + fi + for rootdev in $rootdevlist + do + echo /dev/rdsk/$rootdev + done + fi +} + +# +# 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 $rpcfsdev + fi + fi + + get_rootdev_list | while read rootdev + do + if [ X"$rpcfsdev" != X ]; then + echo "create GRUB menu in "$ALT_ROOT"/stubboot" + "$ALT_ROOT"/sbin/bootadm update-menu \ + -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:-/} \ + -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 + install_grub +fi + +exit 0 |