1#!/bin/ksh -p 2# 3# CDDL HEADER START 4# 5# The contents of this file are subject to the terms of the 6# Common Development and Distribution License (the "License"). 7# You may not use this file except in compliance with the License. 8# 9# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10# or http://www.opensolaris.org/os/licensing. 11# See the License for the specific language governing permissions 12# and limitations under the License. 13# 14# When distributing Covered Code, include this CDDL HEADER in each 15# file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16# If applicable, add the following below this CDDL HEADER, with the 17# fields enclosed by brackets "[]" replaced with your own identifying 18# information: Portions Copyright [yyyy] [name of copyright owner] 19# 20# CDDL HEADER END 21# 22 23# 24# Copyright 2008 Sun Microsystems, Inc. All rights reserved. 25# Use is subject to license terms. 26# 27 28PATH="/usr/bin:/usr/sbin:${PATH}"; export PATH 29ALT_ROOT= 30 31while getopts R: OPT 2>/dev/null 32do 33 case $OPT in 34 R) ALT_ROOT="$OPTARG" 35 ;; 36 ?) echo "Usage: ${0##*/}: [-R \<root\>]" 37 ;; 38 esac 39done 40 41ARCH=`uname -p` 42 43is_pcfs_boot=yes 44is_zfs_boot=no 45 46check_pcfs_boot() 47{ 48 bootdev=`grep -v "^#" "$ALT_ROOT"/etc/vfstab | grep pcfs \ 49 | grep "[ ]/stubboot[ ]" | nawk '{print $1}'` 50 if [ X"$bootdev" = "X" ]; then 51 is_pcfs_boot=no 52 fi 53} 54 55check_zfs_boot() 56{ 57 if [ -f "$ALT_ROOT"/etc/lu/GRUB_slice ]; then 58 dev=`grep '^PHYS_SLICE=' "$ALT_ROOT"/etc/lu/GRUB_slice | 59 cut -d= -f2` 60 if [ "`fstyp $dev`" = "zfs" ]; then 61 is_zfs_boot=yes 62 fi 63 else 64 rootfstype=`df -n ${ALT_ROOT:-/} | awk '{print $3}'` 65 if [ "$rootfstype" = "zfs" ]; then 66 is_zfs_boot=yes 67 fi 68 69 fi 70} 71 72# 73# Detect SVM root and return the list of raw devices under the mirror 74# 75get_rootdev_list() 76{ 77 if [ -f "$ALT_ROOT"/etc/lu/GRUB_slice ]; then 78 dev=`grep '^PHYS_SLICE' "$ALT_ROOT"/etc/lu/GRUB_slice | 79 cut -d= -f2` 80 if [ "$is_zfs_boot" = "yes" ]; then 81 fstyp -a "$dev" | grep 'path: ' | grep -v phys_path: | 82 cut -d"'" -f2 | sed 's+/dsk/+/rdsk/+' 83 else 84 echo "$dev" 85 fi 86 return 87 elif [ "$is_zfs_boot" = "yes" ]; then 88 rootpool=`df -k ${ALT_ROOT:-/} | tail +2 | cut -d/ -f1` 89 rootdevlist=`LC_ALL=C zpool iostat -v "$rootpool" | tail +5 | 90 egrep -v "mirror|spare|replacing" | 91 sed -n -e '/--/q' -e p | awk '{print $1}'` 92 else 93 metadev=`grep -v "^#" "$ALT_ROOT"/etc/vfstab | \ 94 grep "[ ]/[ ]" | nawk '{print $2}'` 95 if [[ $metadev = /dev/rdsk/* ]]; then 96 rootdevlist=`echo "$metadev" | sed -e "s#/dev/rdsk/##"` 97 elif [[ $metadev = /dev/md/rdsk/* ]]; then 98 metavol=`echo "$metadev" | sed -e "s#/dev/md/rdsk/##"` 99 rootdevlist=`metastat -p $metavol |\ 100 grep -v "^$metavol[ ]" | nawk '{print $4}'` 101 fi 102 fi 103 for rootdev in $rootdevlist 104 do 105 echo /dev/rdsk/$rootdev 106 done 107} 108 109# 110# multiboot: install grub on the boot slice 111# 112install_grub() 113{ 114 # Stage 2 blocks must remain untouched 115 STAGE1="$ALT_ROOT"/boot/grub/stage1 116 STAGE2="$ALT_ROOT"/boot/grub/stage2 117 118 if [ $is_pcfs_boot = yes ]; then 119 # 120 # Note: /stubboot/boot/grub/stage2 must stay untouched. 121 # 122 mkdir -p "$ALT_ROOT"/stubboot/boot/grub 123 cp "$ALT_ROOT"/boot/grub/menu.lst "$ALT_ROOT"/stubboot/boot/grub 124 bootdev=`grep -v "^#" "$ALT_ROOT"/etc/vfstab | grep pcfs | \ 125 grep "[ ]/stubboot[ ]" | nawk '{print $1}'` 126 rpcfsdev=`echo "$bootdev" | sed -e "s/dev\/dsk/dev\/rdsk/"` 127 if [ X"$rpcfsdev" != X ]; then 128 print "Installing grub on $rpcfsdev" 129 "$ALT_ROOT"/sbin/installgrub $STAGE1 $STAGE2 $rpcfsdev 130 fi 131 fi 132 133 grubdevlist=`get_rootdev_list` 134 zfsarg="" 135 if [ "$is_zfs_boot" = "yes" ]; then 136 zfsarg="-Z" 137 fi 138 139 for rootdev in $grubdevlist 140 do 141 if [ X"$rpcfsdev" != X ]; then 142 echo "create GRUB menu in "$ALT_ROOT"/stubboot" 143 "$ALT_ROOT"/sbin/bootadm update-menu $zfsarg\ 144 -R "$ALT_ROOT"/stubboot -o $rootdev,"$ALT_ROOT" 145 else 146 echo "Creating GRUB menu in ${ALT_ROOT:-/}" 147 $ALT_ROOT/sbin/bootadm update-menu -R ${ALT_ROOT:-/} \ 148 $zfsarg -o $rootdev 149 fi 150 print "Installing grub on $rootdev" 151 "$ALT_ROOT"/sbin/installgrub $STAGE1 $STAGE2 $rootdev 152 done 153} 154 155if [ -f "$ALT_ROOT"/platform/i86pc/multiboot -a "$ARCH" = i386 ] ; then 156 check_pcfs_boot 157 check_zfs_boot 158 install_grub 159fi 160 161exit 0 162