Home | History | Annotate | Line # | Download | only in inst
      1 #!/bin/sh
      2 # $NetBSD: install.sh,v 1.10 2018/09/16 22:22:44 kre Exp $
      3 #
      4 # Copyright (c) 1994 Christopher G. Demetriou
      5 # All rights reserved.
      6 # 
      7 # Redistribution and use in source and binary forms, with or without
      8 # modification, are permitted provided that the following conditions
      9 # are met:
     10 # 1. Redistributions of source code must retain the above copyright
     11 #    notice, this list of conditions and the following disclaimer.
     12 # 2. Redistributions in binary form must reproduce the above copyright
     13 #    notice, this list of conditions and the following disclaimer in the
     14 #    documentation and/or other materials provided with the distribution.
     15 # 3. All advertising materials mentioning features or use of this software
     16 #    must display the following acknowledgement:
     17 #          This product includes software developed for the
     18 #          NetBSD Project.  See http://www.NetBSD.org/ for
     19 #          information about NetBSD.
     20 # 4. The name of the author may not be used to endorse or promote products
     21 #    derived from this software without specific prior written permission.
     22 # 
     23 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     24 # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     25 # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     26 # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     27 # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     28 # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     29 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     30 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     31 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     32 # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     33 # 
     34 # <<Id: LICENSE,v 1.2 2000/06/14 15:57:33 cgd Exp>>
     35 
     36 #	NetBSD installation script.
     37 #	In a perfect world, this would be a nice C program, with a reasonable
     38 #	user interface.
     39 
     40 FSTABDIR=/mnt/etc			# /mnt/etc
     41 #DONTDOIT==echo
     42 
     43 VERSION=1.2
     44 FSTAB=${FSTABDIR}/fstab
     45 
     46 getresp() {
     47 	read resp
     48 	if [ -z "$resp" ]; then
     49 		resp=$1
     50 	fi
     51 }
     52 
     53 getvar() {
     54 	echo $(eval $(echo "echo \$$1"))
     55 }
     56 
     57 shiftvar() {
     58 	local var
     59 	var="$1"
     60 	list="$(getvar $var)"
     61 	set -- $list
     62 	shift
     63 	setvar $var "$*"
     64 }
     65 
     66 getparts() {
     67 	disklabel $1 2>/dev/null | sed -e '/^[ ][ ][ad-p]/!d' |
     68 	sed -e 's,^[ ]*\([a-p]\):[ ]*[0-9]*[ ]*[0-9]*[ ][ ]*\([a-zA-Z0-9.]*\).*,\1 \2,' |
     69 	sed -e ':a
     70 		N;${s/\n/ /g;p;d;}
     71 		ba'
     72 }
     73 
     74 getdrives() {
     75 	local du thispart
     76 	for du in /dev/r${drivetype}?a; do
     77 		dd if=$du of=/dev/null bs=1b count=1 >/dev/null 2>&1
     78 		if [ $? -eq 0 ]; then
     79 			thisunit=$( echo $du | sed -e 's,/dev/r\(...\)a,\1,g' )
     80 			driveunits="$driveunits $thisunit"
     81 		else
     82 			continue;
     83 		fi
     84 		setvar $thisunit "$(getparts $thisunit)"
     85 		export $thisunit
     86 	done
     87 	export drivenunits
     88 }
     89 
     90 prepdrive() {
     91 	echo	"which drive would you like to prepare next?"
     92 	echo	"choices are: ${driveunits}"
     93 	echo	""
     94 	getresp
     95 	case $resp in
     96 	*)	;;
     97 	esac
     98 }
     99 
    100 echo	"Welcome to the NetBSD ${VERSION} installation program."
    101 echo	""
    102 echo	"This program is designed to help you put NetBSD on your hard disk,"
    103 echo	"in a simple and rational way.  Its main objective is to format,"
    104 echo	"mount and create an fstab for your root (/) and user (/usr)"
    105 echo	"partitions."
    106 echo	""
    107 echo	"As with anything which modifies your hard drive's contents, this"
    108 echo	"program can cause SIGNIFICANT data loss, and you are advised"
    109 echo	"to make sure your hard drive is backed up before beginning the"
    110 echo	"installation process."
    111 echo	""
    112 echo	"Default answers are displayed in brackets after the questions."
    113 echo	"You can hit Control-C at any time to quit, but if you do so at a"
    114 echo	"prompt, you may have to hit return.  Also, quitting in the middle of"
    115 echo	"installation may leave your system in an inconsistent state."
    116 echo	""
    117 echo -n "Proceed with installation? [n] "
    118 getresp "n"
    119 case "$resp" in
    120 	y*|Y*)
    121 		echo	"scanning for the root device"
    122 		;;
    123 	*)
    124 		echo	""
    125 		echo	"OK, then.  Enter 'halt' at the prompt to halt the"
    126 		echo	"machine.  Once the machine has halted, remove the"
    127 		echo	"floppy and press any key to reboot."
    128 		exit
    129 		;;
    130 esac
    131 
    132 drivetype=sd
    133 sect_fwd=""
    134 
    135 # find out what units are possible for that disk, and query the user.
    136 getdrives
    137 for du in $driveunits; do
    138 	set -- $(getvar $du)
    139 	if [ $# -ge 2 ] &&
    140 	   [ "$1" = a ] &&
    141 	   [ "$( echo "$2" | sed -e 's,.*BSD.*,BSD,' )" = BSD ]; then
    142 		rdev=$du
    143 	fi
    144 done
    145 
    146 echo	""
    147 echo	"The following root devices are available on your machine:"
    148 echo	"      "${driveunits}
    149 echo	""
    150 prefdev=${rdev}
    151 rdev=""
    152 while [ -z "${rdev}" ]; do
    153 	echo -n "Which device would you like to install on ? [${prefdev}] "
    154 	getresp ${prefdev}
    155 	otherdrives=$( echo "${driveunits}" | sed -e "s,${resp},," )
    156 	if [ "X${driveunits}" = "X${otherdrives}" ]; then
    157 		echo	""
    158 		echo	"\"${resp}\" is an invalid drive name. Valid choices"
    159 		echo	"are: "${driveunits}
    160 	else
    161 		rdev=${resp}
    162 	fi
    163 done
    164 
    165 echo	""
    166 echo	"The root device you have chosen is on: ${rdev}"
    167 echo	""
    168 # driveunits=$( ls /dev/${drivetype}?a | sed -e 's,/dev/\(...\)a,\1,g' )
    169 if [ -z "${driveunits}" ]; then
    170 	echo	"FATAL ERROR:"
    171 	echo	"No devices for disks of type '${drivetype}'."
    172 	echo	"This is probably a bug in the install disks."
    173 	echo	"Exiting install program."
    174 	exit
    175 fi
    176 
    177 echo	""
    178 echo	"THIS IS YOUR LAST CHANCE!!!"
    179 echo	""
    180 echo	"(answering yes will format your root partition on $rdev)"
    181 echo -n	"Are you SURE you want NetBSD installed on your hard drive? (yes/no) "
    182 answer=""
    183 while [ -z "$answer" ]; do
    184 	getresp
    185 	case "$resp" in
    186 		yes|YES)
    187 			echo	""
    188 			answer=yes
    189 			;;
    190 		no|NO)
    191 			echo	""
    192 			echo -n	"OK, then.  enter 'halt' to halt the machine.  "
    193 			echo    "Once the machine has halted,"
    194 			echo -n	"remove the floppy, and press any key to "
    195 			echo	"reboot."
    196 			exit
    197 			;;
    198 		*)
    199 			echo -n "I want a yes or no answer...  well? "
    200 			;;
    201 	esac
    202 done
    203 echo	"Initializing / (root) filesystem, and mounting..."
    204 $DONTDOIT newfs /dev/r${rdev}a $name
    205 $DONTDOIT mount -v /dev/${rdev}a /mnt
    206 echo	""
    207 echo -n	"Creating a fstab..."
    208 mkdir -p $FSTABDIR
    209 echo "/dev/${rdev}a	/	ffs	rw	1	1" > $FSTAB
    210 
    211 # get rid of this partition
    212 shiftvar $rdev
    213 shiftvar $rdev
    214 
    215 echo	""
    216 echo	"Now lets setup your /usr file system"
    217 echo	"(Once a valid input for drive and partition is seen"
    218 echo	"it will be FORMATTED and inserted in the fstab.)"
    219 while [ -z "$usrpart" ]; do
    220 	resp=""
    221 	drivename=""
    222 	while [ -z "$resp" ]; do
    223 		echo	"choices: $driveunits"
    224 		echo	"which drive do you want /usr on?"
    225 		getresp
    226 		set -- $driveunits
    227 		while [ $# -gt 0 ]; do
    228 			if [ "X$resp" = "X$1" ]; then
    229 				drivename=$1
    230 				break;
    231 			else
    232 				shift
    233 			fi
    234 		done
    235 		if [ "X$drivename" != "X" ]; then
    236 			break
    237 		fi
    238 	done
    239 
    240 	usrpart=""
    241 	echo	"You have selected $drivename"
    242 	echo	"here is a list of partitions on $drivename"
    243 	disklabel $drivename 2>/dev/null |
    244 	    sed -e '/^[ ][ ][ad-p]:/p;/^#[ \t]*size/p;d' 
    245 	echo	"which partition would you like to format and have"
    246 	echo -n	"mounted as /usr? (supply the letter): "
    247 	getresp
    248 	if [ -z "$resp" ]; then
    249 		continue;
    250 	fi
    251 
    252 	list=$(getvar $drivename)
    253 	set -- $list
    254 	while [ $# -gt 0 ]; do
    255 		if [ "$resp" = "$1" ]; then
    256 			if [ "$( echo $2 | sed -e 's,.*BSD.*,BSD,' )" != "BSD" ]
    257 			then
    258 				echo	""
    259 				echo -n	"$drivename$resp is of type $2 which"
    260 				echo	" is not a BSD filesystem type"
    261 				break
    262 			fi
    263 			usrpart=$drivename$resp
    264 			break
    265 		else
    266 			shift
    267 			shift
    268 		fi
    269 	done
    270 	if [ -z "$usrpart" ]; then
    271 		echo	"$resp is not a valid input."
    272 		echo	""
    273 	fi
    274 done
    275 
    276 echo	""
    277 echo	"Initializing /usr filesystem, and mounting..."
    278 $DONTDOIT newfs /dev/r${usrpart} $name
    279 $DONTDOIT mkdir -p /mnt/usr
    280 $DONTDOIT mount -v /dev/${usrpart} /mnt/usr
    281 echo	""
    282 echo -n	"Adding to fstab..."
    283 echo "/dev/${usrpart}	/usr	ffs	rw	1	2" >> $FSTAB
    284 sync
    285 echo	" done."
    286 
    287 echo	""
    288 echo	"OK!  The preliminary work of setting up your disk is now complete,"
    289 echo	"and you can install the actual NetBSD software."
    290 echo	""
    291 echo	"Right now, your root is mounted on /mnt and your usr on /mnt/usr."
    292 echo	"You should consult the installation notes to determine how to load"
    293 echo	"and install the NetBSD distribution sets, and how to configure your"
    294 echo	"system when you are done."
    295 echo	""
    296 echo	"GOOD LUCK!"
    297 echo	""
    298