distrib/bebox/floppies/ramdisk/upgrade.tmpl

   1 #!/bin/sh
   2 # $NetBSD: upgrade.tmpl,v 1.5 2000/06/14 22:52:42 cgd Exp $
   3 #
   4 # Copyright (c) 1997 Perry E. Metzger
   5 # Copyright (c) 1994 Christopher G. Demetriou
   6 # All rights reserved.
   7 #
   8 # Redistribution and use in source and binary forms, with or without
   9 # modification, are permitted provided that the following conditions
  10 # are met:
  11 # 1. Redistributions of source code must retain the above copyright
  12 #    notice, this list of conditions and the following disclaimer.
  13 # 2. Redistributions in binary form must reproduce the above copyright
  14 #    notice, this list of conditions and the following disclaimer in the
  15 #    documentation and/or other materials provided with the distribution.
  16 # 3. All advertising materials mentioning features or use of this software
  17 #    must display the following acknowledgement:
  18 #          This product includes software developed for the
  19 #          NetBSD Project.  See http://www.NetBSD.org/ for
  20 #          information about NetBSD.
  21 # 4. The name of the author may not be used to endorse or promote products
  22 #    derived from this software without specific prior written permission.
  23 #
  24 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  25 # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  26 # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  27 # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  28 # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  29 # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  30 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  31 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  32 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  33 # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  34 #
  35 # <<Id: LICENSE,v 1.2 2000/06/14 15:57:33 cgd Exp>>
  36
  37 #       NetBSD upgrade script.
  38 #       In a perfect world, this would be a nice C program, with a reasonable
  39 #       user interface.
  40
  41 DT=/etc/disktab                         # /etc/disktab
  42 FSTABDIR=/mnt/etc                       # /mnt/etc
  43 #DONTDOIT=echo
  44 UARGS="-c 2"
  45
  46 FSTAB=${FSTABDIR}/fstab
  47
  48 getresp() {
  49         read resp
  50         if [ "X$resp" = "X" ]; then
  51                 resp=$1
  52         fi
  53 }
  54
  55 echo    "Welcome to the NetBSD @@VERSION@@ upgrade program."
  56 echo    ""
  57 echo    "This program is designed to help you put the new version of NetBSD"
  58 echo    "on your hard disk, in a simple and rational way.  To upgrade, you"
  59 echo    "must have plenty of free space on all partitions which will be"
  60 echo    "upgraded.  If you have at least 1MB free on your root partition,"
  61 echo    "and several free on your /usr patition, you should be fine."
  62 echo    ""
  63 echo    "As with anything which modifies your hard drive's contents, this"
  64 echo    "program can cause SIGNIFICANT data loss, and you are advised"
  65 echo    "to make sure your hard drive is backed up before beginning the"
  66 echo    "upgrade process."
  67 echo    ""
  68 echo    "Default answers are displyed in brackets after the questions."
  69 echo    "You can hit Control-C at any time to quit, but if you do so at a"
  70 echo    "prompt, you may have to hit return.  Also, quitting in the middle of"
  71 echo    "the upgrade may leave your system in an inconsistent (and unusable)"
  72 echo    "state."
  73 echo    ""
  74 echo -n "Proceed with upgrade? [n] "
  75 getresp "n"
  76 case "$resp" in
  77         y*|Y*)
  78                 echo    "Cool!  Let's get to it..."
  79                 ;;
  80         *)
  81                 echo    ""
  82                 echo    "OK, then.  Enter 'halt' at the prompt to halt the"
  83                 echo    "machine.  Once the machine has halted, remove the"
  84                 echo    "floppy and press any key to reboot."
  85                 exit
  86                 ;;
  87 esac
  88
  89 # find out what units are possible, and query the user.
  90 driveunits=`ls /dev/[sw]d?a | sed -e 's,/dev/\(...\)a,\1,g'`
  91 if [ "X${driveunits}" = "X" ]; then
  92         echo    "FATAL ERROR:"
  93         echo    "No disk devices."
  94         echo    "This is probably a bug in the install disks."
  95         echo    "Exiting install program."
  96         exit
  97 fi
  98
  99 echo    ""
 100 echo    "The following disks are supported by this upgrade procedure:"
 101 echo    "       "${driveunits}
 102 echo    "If your system was previously completely contained within the"
 103 echo    "disks listed above (i.e. if your system didn't occupy any space"
 104 echo    "on disks NOT listed above), this upgrade disk can upgrade your"
 105 echo    "system.  If it cannot, hit Control-C at the prompt."
 106 echo    ""
 107 while [ "X${drivename}" = "X" ]; do
 108         echo -n "Which disk contains your root partition? "
 109         getresp
 110         otherdrives=`echo "${driveunits}" | sed -e s,${resp},,`
 111         if [ "X${driveunits}" = "X${otherdrives}" ]; then
 112                 echo    ""
 113                 echo    "\"${resp}\" is an invalid drive name.  Valid choices"
 114                 echo    "are: "${driveunits}
 115                 echo    ""
 116         else
 117                 drivename=${resp}
 118         fi
 119 done
 120
 121 echo    ""
 122 echo    "Root partition is on ${drivename}a."
 123
 124 echo    ""
 125 echo    "If (and only if!) you are upgrading from NetBSD 0.9 or below,"
 126 echo    "you should upgrade to the new file system format. Do not answer"
 127 echo    "yes if you are upgrading from NetBSD 1.0 or above."
 128 echo    "Would you like to upgrade your file systems to the new file system"
 129 echo -n "format? [y] "
 130 getresp "y"
 131 case "$resp" in
 132         n*|N*)
 133                 echo    ""
 134                 echo    "If you are upgrading from NetBSD 0.9 or below,"
 135                 echo    "you should upgrade your file systems with 'fsck -c 2'"
 136                 echo    "as soon as is feasible, because the new file system"
 137                 echo    "code is better-tested and more performant."
 138                 upgrargs=""
 139                 upgradefs=NO
 140                 ;;
 141         *)
 142                 upgrargs=$UARGS
 143                 upgradefs=YES
 144                 ;;
 145 esac
 146
 147 if [ $upgradefs = YES ]; then
 148         echo    ""
 149         echo    "your file systems will be upgraded while they are checked"
 150 fi
 151
 152 echo    "checking the file system on ${drivename}a..."
 153
 154 fsck -f -p $upgrargs /dev/r${drivename}a
 155 if [ $? != 0 ]; then
 156         echo    "FATAL ERROR: FILE SYSTEM UPGRADE FAILED."
 157         echo    "You should probably reboot the machine, fsck your"
 158         echo    "disk(s), and try the upgrade procedure again."
 159         exit 1
 160 fi
 161
 162 echo    ""
 163 echo    "Mounting root partition on /mnt..."
 164 mount /dev/${drivename}a /mnt
 165 if [ $? != 0 ]; then
 166         echo    "FATAL ERROR: MOUNT FAILED."
 167         echo    "You should verify that your system is set up as you"
 168         echo    "described, and re-attempt the upgrade procedure."
 169         exit 1
 170 fi
 171 echo    "Done."
 172
 173 echo    ""
 174 echo -n "Copying new fsck binary to your hard disk..."
 175 if [ ! -d /mnt/sbin ]; then
 176         mkdir /mnt/sbin
 177 fi
 178 cp /sbin/fsck /mnt/sbin/fsck
 179 if [ $? != 0 ]; then
 180         echo    "FATAL ERROR: COPY FAILED."
 181         echo    "It in unclear why this error would occur.  It looks"
 182         echo    "like you may end up having to upgrade by hand."
 183         exit 1
 184 fi
 185 echo    " Done."
 186
 187 echo    ""
 188 echo    "Re-mounting root partition read-only..."
 189 mount -u -o ro /dev/${drivename}a /mnt
 190 if [ $? != 0 ]; then
 191         echo    "FATAL ERROR: RE-MOUNT FAILED."
 192         echo    "It in unclear why this error would occur.  It looks"
 193         echo    "like you may end up having to upgrade by hand."
 194         exit 1
 195 fi
 196 echo    "Done."
 197
 198 echo    ""
 199 echo    "checking the rest of your file systems..."
 200 chroot /mnt fsck -f -p $upgrargs
 201 if [ $? != 0 ]; then
 202         echo    "FATAL ERROR: FILE SYSTEM UPGRADE(S) FAILED."
 203         echo    "You should probably reboot the machine, fsck your"
 204         echo    "file system(s), and try the upgrade procedure"
 205         echo    "again."
 206         exit 1
 207 fi
 208         echo    "Done."
 209
 210 echo    ""
 211 echo    "Re-mounting root partition read-write..."
 212 mount -u -o rw /dev/${drivename}a /mnt
 213 if [ $? != 0 ]; then
 214         echo    "FATAL ERROR: RE-MOUNT FAILED."
 215         echo    "It in unclear why this error would occur.  It looks"
 216         echo    "like you may end up having to upgrade by hand."
 217         exit 1
 218 fi
 219 echo    "Done."
 220
 221 echo    ""
 222 echo    "Copying bootstrapping binaries and config files to the hard drive..."
 223 $DONTDOIT cp /mnt/.profile /mnt/.profile.bak
 224 $DONTDOIT pax -s '#^\./etc/.*##' -Xrwpe . /mnt
 225 $DONTDOIT mv /mnt/etc/rc /mnt/etc/rc.bak
 226 $DONTDOIT cp /tmp/.hdprofile /mnt/.profile
 227
 228 echo    ""
 229 echo    "Mounting remaining partitions..."
 230 chroot /mnt mount -at ffs > /dev/null 2>&1
 231 echo    "Done."
 232
 233 echo    ""
 234 echo    ""
 235 echo    "OK!  The preliminary work of setting up your disk is now complete,"
 236 echo    "and you can now upgrade the actual NetBSD software."
 237 echo    ""
 238 echo    "Right now, your hard disk is mounted on /mnt.  You should consult"
 239 echo    "the installation notes to determine how to load and install the new"
 240 echo    "NetBSD distribution sets, and how to clean up after the upgrade"
 241 echo    "software, when you are done."
 242 echo    ""
 243 echo    "GOOD LUCK!"
 244 echo    ""