1*0Sstevel@tonic-gate#!/bin/ksh -p 2*0Sstevel@tonic-gate# 3*0Sstevel@tonic-gate# CDDL HEADER START 4*0Sstevel@tonic-gate# 5*0Sstevel@tonic-gate# The contents of this file are subject to the terms of the 6*0Sstevel@tonic-gate# Common Development and Distribution License, Version 1.0 only 7*0Sstevel@tonic-gate# (the "License"). You may not use this file except in compliance 8*0Sstevel@tonic-gate# with the License. 9*0Sstevel@tonic-gate# 10*0Sstevel@tonic-gate# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 11*0Sstevel@tonic-gate# or http://www.opensolaris.org/os/licensing. 12*0Sstevel@tonic-gate# See the License for the specific language governing permissions 13*0Sstevel@tonic-gate# and limitations under the License. 14*0Sstevel@tonic-gate# 15*0Sstevel@tonic-gate# When distributing Covered Code, include this CDDL HEADER in each 16*0Sstevel@tonic-gate# file and include the License file at usr/src/OPENSOLARIS.LICENSE. 17*0Sstevel@tonic-gate# If applicable, add the following below this CDDL HEADER, with the 18*0Sstevel@tonic-gate# fields enclosed by brackets "[]" replaced with your own identifying 19*0Sstevel@tonic-gate# information: Portions Copyright [yyyy] [name of copyright owner] 20*0Sstevel@tonic-gate# 21*0Sstevel@tonic-gate# CDDL HEADER END 22*0Sstevel@tonic-gate# 23*0Sstevel@tonic-gate 24*0Sstevel@tonic-gate# Copyright 2005 Sun Microsystems, Inc. All rights reserved. 25*0Sstevel@tonic-gate# Use is subject to license terms. 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate#pragma ident "%Z%%M% %I% %E% SMI" 28*0Sstevel@tonic-gate 29*0Sstevel@tonic-gate# 30*0Sstevel@tonic-gate# basic setup 31*0Sstevel@tonic-gate# 32*0Sstevel@tonic-gaterdfile=/tmp/ramdisk.$$ 33*0Sstevel@tonic-gaterdmnt=/tmp/rd_mount.$$ 34*0Sstevel@tonic-gateformat=ufs 35*0Sstevel@tonic-gateALT_ROOT= 36*0Sstevel@tonic-gateNO_AMD64= 37*0Sstevel@tonic-gate 38*0Sstevel@tonic-gateBOOT_ARCHIVE=platform/i86pc/boot_archive 39*0Sstevel@tonic-gate 40*0Sstevel@tonic-gateexport PATH=${PATH}:/usr/sbin:/usr/bin:/sbin 41*0Sstevel@tonic-gate 42*0Sstevel@tonic-gate# 43*0Sstevel@tonic-gate# Parse options 44*0Sstevel@tonic-gate# 45*0Sstevel@tonic-gatewhile getopts R: OPT 2> /dev/null 46*0Sstevel@tonic-gatedo 47*0Sstevel@tonic-gate case $OPT in 48*0Sstevel@tonic-gate R) ALT_ROOT="$OPTARG" 49*0Sstevel@tonic-gate if [ "$ALT_ROOT" != "/" ]; then 50*0Sstevel@tonic-gate echo "Creating ram disk on ${ALT_ROOT}" 51*0Sstevel@tonic-gate fi 52*0Sstevel@tonic-gate ;; 53*0Sstevel@tonic-gate ?) echo Usage: ${0##*/}: [-R \<root\>] 54*0Sstevel@tonic-gate exit ;; 55*0Sstevel@tonic-gate esac 56*0Sstevel@tonic-gatedone 57*0Sstevel@tonic-gate 58*0Sstevel@tonic-gateif [ -x /usr/bin/mkisofs -o -x /tmp/bfubin/mkisofs ] ; then 59*0Sstevel@tonic-gate format=isofs 60*0Sstevel@tonic-gatefi 61*0Sstevel@tonic-gate 62*0Sstevel@tonic-gateshift `expr $OPTIND - 1` 63*0Sstevel@tonic-gate 64*0Sstevel@tonic-gateif [ $# -eq 1 ]; then 65*0Sstevel@tonic-gate ALT_ROOT=$1 66*0Sstevel@tonic-gate echo "Creating ram disk on ${ALT_ROOT}" 67*0Sstevel@tonic-gatefi 68*0Sstevel@tonic-gate 69*0Sstevel@tonic-gate# Clean up upon exit. 70*0Sstevel@tonic-gatetrap 'cleanup' EXIT 71*0Sstevel@tonic-gate 72*0Sstevel@tonic-gatefunction cleanup { 73*0Sstevel@tonic-gate umount -f $rdmnt 2>/dev/null 74*0Sstevel@tonic-gate lofiadm -d $rdfile 2>/dev/null 75*0Sstevel@tonic-gate rm -fr $rdfile $rdfile.gz $rdmnt 2> /dev/null 76*0Sstevel@tonic-gate} 77*0Sstevel@tonic-gate 78*0Sstevel@tonic-gatefunction getsize { 79*0Sstevel@tonic-gate # Estimate image size, add %10 overhead for ufs stuff 80*0Sstevel@tonic-gate total_size=0 81*0Sstevel@tonic-gate for file in $filelist 82*0Sstevel@tonic-gate do 83*0Sstevel@tonic-gate du -sk ${ALT_ROOT}/${file} | read size name 84*0Sstevel@tonic-gate (( total_size += size )) 85*0Sstevel@tonic-gate done 86*0Sstevel@tonic-gate (( total_size += total_size * 10 / 100 )) 87*0Sstevel@tonic-gate} 88*0Sstevel@tonic-gate 89*0Sstevel@tonic-gatefunction create_ufs 90*0Sstevel@tonic-gate{ 91*0Sstevel@tonic-gate # should we exclude amd64 binaries? 92*0Sstevel@tonic-gate [ $is_amd64 -eq 0 ] && NO_AMD64="-name amd64 -prune" 93*0Sstevel@tonic-gate 94*0Sstevel@tonic-gate # calculate image size 95*0Sstevel@tonic-gate getsize 96*0Sstevel@tonic-gate 97*0Sstevel@tonic-gate mkfile ${total_size}k ${rdfile} 98*0Sstevel@tonic-gate lofidev=`lofiadm -a ${rdfile}` 99*0Sstevel@tonic-gate newfs ${lofidev} < /dev/null 2> /dev/null 100*0Sstevel@tonic-gate mkdir ${rdmnt} 101*0Sstevel@tonic-gate mount -F mntfs mnttab /etc/mnttab > /dev/null 2>&1 102*0Sstevel@tonic-gate mount -o nologging ${lofidev} ${rdmnt} 103*0Sstevel@tonic-gate 104*0Sstevel@tonic-gate 105*0Sstevel@tonic-gate # do the actual copy 106*0Sstevel@tonic-gate cd /${ALT_ROOT} 107*0Sstevel@tonic-gate find $filelist -print ${NO_AMD64}| cpio -pdum $rdmnt 2> /dev/null 108*0Sstevel@tonic-gate umount ${rdmnt} 109*0Sstevel@tonic-gate lofiadm -d ${rdfile} 110*0Sstevel@tonic-gate rmdir ${rdmnt} 111*0Sstevel@tonic-gate gzip -c ${rdfile} > ${ALT_ROOT}/${BOOT_ARCHIVE}-new 112*0Sstevel@tonic-gate} 113*0Sstevel@tonic-gate 114*0Sstevel@tonic-gatefunction create_isofs 115*0Sstevel@tonic-gate{ 116*0Sstevel@tonic-gate # should we exclude amd64 binaries? 117*0Sstevel@tonic-gate [ $is_amd64 = 0 ] && NO_AMD64="-m amd64" 118*0Sstevel@tonic-gate 119*0Sstevel@tonic-gate # create image directory seed with graft points 120*0Sstevel@tonic-gate mkdir ${rdmnt} 121*0Sstevel@tonic-gate files= 122*0Sstevel@tonic-gate isocmd="mkisofs -quiet -graft-points -dlrDJN -relaxed-filenames ${NO_AMD64}" 123*0Sstevel@tonic-gate for path in $filelist 124*0Sstevel@tonic-gate do 125*0Sstevel@tonic-gate if [ -d ${ALT_ROOT}/$path ]; then 126*0Sstevel@tonic-gate isocmd="$isocmd $path/=${ALT_ROOT}/$path" 127*0Sstevel@tonic-gate mkdir -p ${rdmnt}/$path 128*0Sstevel@tonic-gate elif [ -f ${ALT_ROOT}/$path ]; then 129*0Sstevel@tonic-gate files="$files $path" 130*0Sstevel@tonic-gate else 131*0Sstevel@tonic-gate echo "/${ALT_ROOT}/$path not present" 132*0Sstevel@tonic-gate fi 133*0Sstevel@tonic-gate done 134*0Sstevel@tonic-gate cd /${ALT_ROOT} 135*0Sstevel@tonic-gate find $files 2> /dev/null | cpio -pdum ${rdmnt} 2> /dev/null 136*0Sstevel@tonic-gate isocmd="$isocmd ${rdmnt}" 137*0Sstevel@tonic-gate ${isocmd} 2> /dev/null | gzip > ${ALT_ROOT}/${BOOT_ARCHIVE}-new 138*0Sstevel@tonic-gate} 139*0Sstevel@tonic-gate 140*0Sstevel@tonic-gate# 141*0Sstevel@tonic-gate# get filelist 142*0Sstevel@tonic-gate# 143*0Sstevel@tonic-gatefilelist=$(< ${ALT_ROOT}/boot/solaris/filelist.ramdisk) 144*0Sstevel@tonic-gateif [ -f ${ALT_ROOT}/etc/boot/solaris/filelist.ramdisk ]; then 145*0Sstevel@tonic-gate filelist="$filelist $(< ${ALT_ROOT}/etc/boot/solaris/filelist.ramdisk)" 146*0Sstevel@tonic-gatefi 147*0Sstevel@tonic-gate 148*0Sstevel@tonic-gate# 149*0Sstevel@tonic-gate# decide if cpu is amd64 capable 150*0Sstevel@tonic-gate# 151*0Sstevel@tonic-gateprtconf -v /devices | grep CPU_not_amd64 > /dev/null 2>&1 152*0Sstevel@tonic-gateis_amd64=$? 153*0Sstevel@tonic-gate 154*0Sstevel@tonic-gateecho "updating ${ALT_ROOT}/${BOOT_ARCHIVE}...this may take a minute" 155*0Sstevel@tonic-gate 156*0Sstevel@tonic-gateif [ $format = "ufs" ]; then 157*0Sstevel@tonic-gate create_ufs 158*0Sstevel@tonic-gateelse 159*0Sstevel@tonic-gate create_isofs 160*0Sstevel@tonic-gatefi 161*0Sstevel@tonic-gate 162*0Sstevel@tonic-gate# 163*0Sstevel@tonic-gate# For the diskless case, hardlink archive to /boot to make it 164*0Sstevel@tonic-gate# visible via tftp. /boot is lofs mounted under /tftpboot/<hostname>. 165*0Sstevel@tonic-gate# NOTE: this script must work on both client and server 166*0Sstevel@tonic-gate# 167*0Sstevel@tonic-gategrep "[ ]/[ ]*nfs[ ]" $ALT_ROOT/etc/vfstab > /dev/null 168*0Sstevel@tonic-gateif [ $? = 0 ]; then 169*0Sstevel@tonic-gate mv ${ALT_ROOT}/${BOOT_ARCHIVE}-new ${ALT_ROOT}/${BOOT_ARCHIVE} 170*0Sstevel@tonic-gate rm -f ${ALT_ROOT}/boot/boot_archive 171*0Sstevel@tonic-gate ln ${ALT_ROOT}/${BOOT_ARCHIVE} ${ALT_ROOT}/boot/boot_archive 172*0Sstevel@tonic-gate exit 173*0Sstevel@tonic-gatefi 174*0Sstevel@tonic-gate 175*0Sstevel@tonic-gatelockfs -f /$ALT_ROOT 176*0Sstevel@tonic-gatemv ${ALT_ROOT}/${BOOT_ARCHIVE}-new ${ALT_ROOT}/${BOOT_ARCHIVE} 177*0Sstevel@tonic-gatelockfs -f /$ALT_ROOT 178