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      1 #!/bin/sh
      2 #	$NetBSD: install.sh,v 1.5 2022/12/30 09:08:47 andvar Exp $
      3 #
      4 # Copyright (c) 1996 The NetBSD Foundation, Inc.
      5 # All rights reserved.
      6 #
      7 # This code is derived from software contributed to The NetBSD Foundation
      8 # by Jason R. Thorpe.
      9 #
     10 # Redistribution and use in source and binary forms, with or without
     11 # modification, are permitted provided that the following conditions
     12 # are met:
     13 # 1. Redistributions of source code must retain the above copyright
     14 #    notice, this list of conditions and the following disclaimer.
     15 # 2. Redistributions in binary form must reproduce the above copyright
     16 #    notice, this list of conditions and the following disclaimer in the
     17 #    documentation and/or other materials provided with the distribution.
     18 #
     19 # THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20 # ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21 # TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22 # PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23 # BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24 # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25 # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26 # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27 # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28 # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29 # POSSIBILITY OF SUCH DAMAGE.
     30 #
     31 
     32 #	NetBSD installation script.
     33 #	In a perfect world, this would be a nice C program, with a reasonable
     34 #	user interface.
     35 
     36 FILESYSTEMS="/tmp/filesystems"		# used throughout
     37 MODE="install"
     38 
     39 # include machine-dependent functions
     40 # The following functions must be provided:
     41 #	md_prep_disklabel()	- label the root disk
     42 #	md_welcome_banner()	- display friendly message
     43 #	md_congrats()		- display friendly message
     44 #	md_makerootwritable()	- make root writable (at least /tmp)
     45 
     46 # we need to make sure .'s below work if this directory is not in $PATH
     47 case $0 in
     48 */*)	Mydir=${0%/*};;
     49 *)	Mydir=.;;
     50 esac
     51 Mydir=$(cd "${Mydir}" && pwd)
     52 
     53 #
     54 # Sub-parts
     55 #
     56 getresp() {
     57 	read resp
     58 	if [ -z "$resp" ]; then
     59 		resp=$1
     60 	fi
     61 }
     62 
     63 isin() {
     64 # test the first argument against the remaining ones, return success on a match
     65 	local a=$1
     66 	shift
     67 	while [ $# != 0 ]; do
     68 		if [ "$a" = "$1" ]; then return 0; fi
     69 		shift
     70 	done
     71 	return 1
     72 }
     73 
     74 getrootdisk() {
     75 	cat << \__getrootdisk_1
     76 
     77 The installation program needs to know which disk to consider
     78 the root disk.  Note the unit number may be different than
     79 the unit number you used in the standalone installation
     80 program.
     81 
     82 Available disks are:
     83 
     84 __getrootdisk_1
     85 	_DKDEVS=`md_get_diskdevs`
     86 	echo	"$_DKDEVS"
     87 	echo	""
     88 	echo -n	"Which disk is the root disk? "
     89 	getresp ""
     90 	if isin $resp $_DKDEVS ; then
     91 		ROOTDISK="$resp"
     92 	else
     93 		echo ""
     94 		echo "The disk $resp does not exist."
     95 		ROOTDISK=""
     96 	fi
     97 }
     98 
     99 labelmoredisks() {
    100 	cat << \__labelmoredisks_1
    101 
    102 You may label the following disks:
    103 
    104 __labelmoredisks_1
    105 	echo "$_DKDEVS"
    106 	echo	""
    107 	echo -n	"Label which disk? [done] "
    108 	getresp "done"
    109 	case "$resp" in
    110 		"done")
    111 			;;
    112 
    113 		*)
    114 			if isin $resp $_DKDEVS ; then
    115 				md_labeldisk $resp
    116 			else
    117 				echo ""
    118 				echo "The disk $resp does not exist."
    119 			fi
    120 			;;
    121 	esac
    122 }
    123 
    124 #
    125 # include machine dependent subroutines
    126 . $Mydir/install.md
    127 
    128 # Good {morning,afternoon,evening,night}.
    129 md_welcome_banner
    130 echo -n "Proceed? [n] "
    131 getresp "n"
    132 case "$resp" in
    133 	y*|Y*)
    134 		echo	"Cool!  Let's get to it..."
    135 		;;
    136 	*)
    137 		md_not_going_to_install
    138 		exit
    139 		;;
    140 esac
    141 
    142 # XXX Work around vnode aliasing bug (thanks for the tip, Chris...)
    143 ls -l /dev > /dev/null 2>&1
    144 
    145 # Deal with terminal issues
    146 md_set_term
    147 
    148 # Make sure we can write files (at least in /tmp)
    149 # This might make an MFS mount on /tmp, or it may
    150 # just re-mount the root with read-write enabled.
    151 md_makerootwritable
    152 
    153 while [ "X${ROOTDISK}" = "X" ]; do
    154 	getrootdisk
    155 done
    156 
    157 # Deal with disklabels, including editing the root disklabel
    158 # and labeling additional disks.  This is machine-dependent since
    159 # some platforms may not be able to provide this functionality.
    160 md_prep_disklabel ${ROOTDISK}
    161 
    162 # Pat on the back.
    163 md_congrats
    164 
    165 # ALL DONE!
    166 exit 0
    167