distrib/miniroot/upgrade.sh

   1 #!/bin/sh
   2 #       $NetBSD: upgrade.sh,v 1.21 2006/01/18 13:39:05 is Exp $
   3 #
   4 # Copyright (c) 1996-2000,2006 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 ROOTDISK=""                             # filled in below
  37
  38 trap "unmount_fs -fast /tmp/fstab.shadow > /dev/null 2>&1; rm -f /tmp/fstab.shadow" 0
  39
  40 MODE="upgrade"
  41
  42 # include machine-dependent functions
  43 # The following functions must be provided:
  44 #       md_copy_kernel()        - copy a kernel to the installed disk
  45 #       md_get_diskdevs()       - return available disk devices
  46 #       md_get_cddevs()         - return available CD-ROM devices
  47 #       md_get_ifdevs()         - return available network interfaces
  48 #       md_get_partition_range() - return range of valid partition letters
  49 #       md_installboot()        - install boot-blocks on disk
  50 #       md_labeldisk()          - put label on a disk
  51 #       md_welcome_banner()     - display friendly message
  52 #       md_not_going_to_install() - display friendly message
  53 #       md_congrats()           - display friendly message
  54 #       md_set_term             - set terminal type
  55 #       md_makerootwritable     - what it says
  56 # optional:
  57 #       md_upgrade_prep_needed  - variable: set if you md_prepare_upgrade()
  58 #       md_prepare_upgrade      - any machine dependent preparations
  59 #       md_view_labels_possible - variable: md_view_labels defined
  60 #       md_view_labels          - peek at preexisting disk labels, to
  61 #                                 better identify disks
  62
  63 # we need to make sure .'s below work if this directory is not in $PATH
  64 # dirname may not be available but expr is
  65 Mydir=`expr $0 : '^\(.*\)/[^/]*$'`
  66 Mydir=`cd ${Mydir:-.}; pwd`
  67
  68 # this is the most likely place to find the binary sets
  69 # so save them having to type it in
  70 Default_sets_dir=$Mydir/../../binary/sets
  71
  72 # include machine dependent subroutines
  73 . $Mydir/install.md
  74
  75 # include common subroutines
  76 . $Mydir/install.sub
  77
  78 # which sets?
  79 THESETS="$UPGRSETS $MDSETS"
  80
  81 # Files that moved between 1.2 and 1.3
  82 RELOCATED_FILES_13="${RELOCATED_FILES_13} /sbin/dumpfs /usr/sbin/dumpfs"
  83 RELOCATED_FILES_13="${RELOCATED_FILES_13} /sbin/dumplfs /usr/sbin/dumplfs"
  84 RELOCATED_FILES_13="${RELOCATED_FILES_13} /sbin/nfsd /usr/sbin/nfsd"
  85 RELOCATED_FILES_13="${RELOCATED_FILES_13} /sbin/nfsiod /usr/sbin/nfsiod"
  86 RELOCATED_FILES_13="${RELOCATED_FILES_13} /sbin/mountd /usr/sbin/mountd"
  87 RELOCATED_FILES_13="${RELOCATED_FILES_13} /sbin/quotacheck /usr/sbin/quotacheck"
  88 RELOCATED_FILES_13="${RELOCATED_FILES_13} /sbin/rtquery /usr/sbin/rtquery"
  89
  90 # Files that moved between 1.3 and 1.4
  91 RELOCATED_FILES_14="${RELOCATED_FILES_14} /sbin/newlfs /sbin/newfs_lfs"
  92 RELOCATED_FILES_14="${RELOCATED_FILES_14} /usr/games/chess /usr/games/chess"
  93 RELOCATED_FILES_14="${RELOCATED_FILES_14} /usr/games/hide/chess /usr/games/hide/chess"
  94 RELOCATED_FILES_14="${RELOCATED_FILES_14} /usr/share/games/gnuchess.book /usr/share/games/gnuchess.book"
  95 RELOCATED_FILES_14="${RELOCATED_FILES_14} /usr/share/games/atc/ATC_scores /usr/share/games/atc/ATC_scores"
  96 RELOCATED_FILES_14="${RELOCATED_FILES_14} /usr/share/games/atc/ATC_scores /usr/share/games/atc/ATC_scores"
  97 RELOCATED_FILES_14="${RELOCATED_FILES_14} /usr/lib/libamu.a /usr/lib/libamu.a"
  98 RELOCATED_FILES_14="${RELOCATED_FILES_14} /usr/lib/libamu_p.a /usr/lib/libamu_p.a"
  99 RELOCATED_FILES_14="${RELOCATED_FILES_14} /usr/lib/libamu_pic.a /usr/lib/libamu_pic.a"
 100 RELOCATED_FILES_14="${RELOCATED_FILES_14} /usr/lib/libbfd.a /usr/lib/libbfd.a"
 101 RELOCATED_FILES_14="${RELOCATED_FILES_14} /usr/lib/libbfd_pic.a /usr/lib/libbfd_pic.a"
 102 RELOCATED_FILES_14="${RELOCATED_FILES_14} /usr/lib/libg++.a /usr/lib/libg++.a"
 103 RELOCATED_FILES_14="${RELOCATED_FILES_14} /usr/lib/libg++_p.a /usr/lib/libg++_p.a"
 104 RELOCATED_FILES_14="${RELOCATED_FILES_14} /usr/lib/libg++_pic.a /usr/lib/libg++_pic.a"
 105
 106 RELOCATED_FILES_14="${RELOCATED_FILES_14} /usr/sbin/gettable /usr/sbin/gettable"
 107 RELOCATED_FILES_14="${RELOCATED_FILES_14} /usr/sbin/dig /usr/bin/dig"
 108 RELOCATED_FILES_14="${RELOCATED_FILES_14} /usr/sbin/dnsquery /usr/bin/dnsquery"
 109 RELOCATED_FILES_14="${RELOCATED_FILES_14} /usr/sbin/htable /usr/bin/htable"
 110 RELOCATED_FILES_14="${RELOCATED_FILES_14} /usr/sbin/htable /usr/sbin/htable"
 111 RELOCATED_FILES_14="${RELOCATED_FILES_14} /usr/sbin/nslookup /usr/sbin/nslookup"
 112
 113 rm_relocated_files()
 114 {
 115         # ($n, $(n+1)): pairs of (old,new) locations of relocated files
 116         while [ $# -ge 2 ]; do
 117                 if [ -f "$2" ]; then
 118                         echo Removing "$1";
 119                         rm -f "$1"
 120                 fi
 121                 shift 2
 122         done
 123 }
 124
 125 # Good {morning,afternoon,evening,night}.
 126 md_welcome_banner
 127 echo -n "Proceed with upgrade? [n] "
 128 getresp "n"
 129 case "$resp" in
 130         y*|Y*)
 131                 echo    "Cool!  Let's get to it..."
 132                 ;;
 133         *)
 134                 md_not_going_to_install
 135                 exit
 136                 ;;
 137 esac
 138
 139 # Deal with terminal issues
 140 md_set_term
 141
 142 # XXX Work around vnode aliasing bug (thanks for the tip, Chris...)
 143 ls -l /dev > /dev/null 2>&1
 144
 145 # Make sure we can write files (at least in /tmp)
 146 # This might make an MFS mount on /tmp, or it may
 147 # just re-mount the root with read-write enabled.
 148 md_makerootwritable
 149
 150 test "$md_view_labels_possible" && md_view_labels
 151
 152 while [ "X${ROOTDISK}" = "X" ]; do
 153         getrootdisk
 154 done
 155
 156 # Assume partition 'a' of $ROOTDISK is for the root filesystem.  Confirm
 157 # this with the user.  Check and mount the root filesystem.
 158 resp=""                 # force one iteration
 159 while [ "X${resp}" = "X" ]; do
 160         echo -n "Root filesystem? [${ROOTDISK}a] "
 161         getresp "${ROOTDISK}a"
 162         _root_filesystem="/dev/`basename $resp`"
 163         if [ ! -b ${_root_filesystem} ]; then
 164                 echo "Sorry, ${resp} is not a block device."
 165                 resp="" # force loop to repeat
 166         fi
 167 done
 168
 169 echo    "Checking root filesystem..."
 170 if ! fsck -pf ${_root_filesystem}; then
 171         echo    "ERROR: can't check root filesystem!"
 172         exit 1
 173 fi
 174
 175 echo    "Mounting root filesystem..."
 176 if ! mount -o ro ${_root_filesystem} /mnt; then
 177         echo    "ERROR: can't mount root filesystem!"
 178         exit 1
 179 fi
 180
 181 # Grab the fstab so we can munge it for our own use.
 182 if [ ! -f /mnt/etc/fstab ]; then
 183         echo    "ERROR: no /etc/fstab!"
 184         exit 1
 185 fi
 186
 187 # Grab the hosts table so we can use it.
 188 if [ ! -f /mnt/etc/hosts ]; then
 189         echo    "ERROR: no /etc/hosts!"
 190         exit 1
 191 fi
 192 cp /mnt/etc/hosts /tmp/hosts
 193
 194 # Start up the network in same/similar configuration as the installed system
 195 # uses.
 196 cat << \__network_config_1
 197
 198 The upgrade program would now like to enable the network.  It will use the
 199 configuration already stored on the root filesystem.  This is required
 200 if you wish to use the network installation capabilities of this program.
 201
 202 __network_config_1
 203 echo -n "Enable network? [y] "
 204 getresp "y"
 205 case "$resp" in
 206         y*|Y*)
 207                 if ! enable_network; then
 208                         echo "ERROR: can't enable network!"
 209                         exit 1
 210                 fi
 211
 212                 cat << \__network_config_2
 213
 214 You will now be given the opportunity to escape to the command shell to
 215 do any additional network configuration you may need.  This may include
 216 adding additional routes, if needed.  In addition, you might take this
 217 opportunity to redo the default route in the event that it failed above.
 218
 219 __network_config_2
 220                 echo -n "Escape to shell? [n] "
 221                 getresp "n"
 222                 case "$resp" in
 223                         y*|Y*)
 224                                 echo "Type 'exit' to return to upgrade."
 225                                 sh
 226                                 ;;
 227
 228                         *)
 229                                 ;;
 230                 esac
 231                 ;;
 232         *)
 233                 ;;
 234 esac
 235
 236 # Now that the network has been configured, it is safe to configure the
 237 # fstab.  We remove all but ufs/ffs.
 238 (
 239         > /tmp/fstab
 240         while read _dev _mp _fstype _rest ; do
 241                 if [ "X${_fstype}" = X"ufs" -o \
 242                      "X${_fstype}" = X"ffs" ]; then
 243                         if [ "X${_fstype}" = X"ufs" ]; then
 244                                 # Convert ufs to ffs.
 245                                 _fstype=ffs
 246                         fi
 247                         echo "$_dev $_mp $_fstype $_rest" >> /tmp/fstab
 248                 fi
 249         done
 250 ) < /mnt/etc/fstab
 251
 252 echo    "The fstab is configured as follows:"
 253 echo    ""
 254 cat /tmp/fstab
 255 cat << \__fstab_config_1
 256
 257 You may wish to edit the fstab.  For example, you may need to resolve
 258 dependencies in the order which the filesystems are mounted.  Note that
 259 this fstab is only for installation purposes, and will not be copied into
 260 the root filesystem.
 261
 262 __fstab_config_1
 263 echo -n "Edit the fstab? [n] "
 264 getresp "n"
 265 case "$resp" in
 266         y*|Y*)
 267                 ${EDITOR} /tmp/fstab
 268                 ;;
 269
 270         *)
 271                 ;;
 272 esac
 273
 274 echo    ""
 275 munge_fstab /tmp/fstab /tmp/fstab.shadow
 276
 277 if ! umount /mnt; then
 278         echo    "ERROR: can't unmount previously mounted root!"
 279         exit 1
 280 fi
 281
 282 # Check all of the filesystems.
 283 check_fs /tmp/fstab.shadow
 284
 285 # Mount filesystems.
 286 mount_fs /tmp/fstab.shadow
 287
 288 # Machine dependent preparation.
 289 test "$md_upgrade_prep_needed" && {
 290         md_prepare_upgrade || {
 291                 cat << 'EOF'
 292 The preparations for upgrading your machine did not complete successfully.
 293
 294 EOF
 295                 echo -n "Continue anyway? [n]"
 296                 getresp "n"
 297                 case "$resp" in
 298                         y*|Y*)
 299                                 ;;
 300                         *)
 301                                 exit 1
 302                                 ;;
 303                 esac
 304         }
 305 }
 306
 307
 308 echo -n "Are the upgrade sets on one of your normally mounted (local) filesystems? [y] "
 309 getresp "y"
 310 case "$resp" in
 311         y*|Y*)
 312                 get_localdir /mnt
 313                 ;;
 314         *)
 315                 ;;
 316 esac
 317
 318 # Install sets.
 319 install_sets
 320
 321 # Remove files that have just been installed in a new location
 322 # from the old location
 323 rm_relocated_files `eval echo \\$RELOCATED_FILES_${VERSION}`
 324
 325 # Get timezone info
 326 get_timezone
 327
 328 # Fix up the fstab.
 329 echo -n "Converting ufs to ffs in /etc/fstab..."
 330 (
 331         > /tmp/fstab
 332         while read _dev _mp _fstype _rest ; do
 333                 if [ "X${_fstype}" = X"ufs" ]; then
 334                         # Convert ufs to ffs.
 335                         _fstype=ffs
 336                 fi
 337                 echo "$_dev $_mp $_fstype $_rest" >> /tmp/fstab
 338         done
 339 ) < /mnt/etc/fstab
 340 echo    "done."
 341 echo -n "Would you like to edit the resulting fstab? [y] "
 342 getresp "y"
 343 case "$resp" in
 344         y*|Y*)
 345                 ${EDITOR} /tmp/fstab
 346                 ;;
 347
 348         *)
 349                 ;;
 350 esac
 351
 352 # Copy in configuration information and make devices in target root.
 353 (
 354         cd /tmp
 355         for file in fstab; do
 356                 if [ -f $file ]; then
 357                         echo -n "Copying $file..."
 358                         cp $file /mnt/etc/$file
 359                         echo "done."
 360                 fi
 361         done
 362
 363         echo -n "Installing timezone link..."
 364         rm -f /mnt/etc/localtime
 365         ln -s /usr/share/zoneinfo/$TZ /mnt/etc/localtime
 366         echo "done."
 367
 368         echo -n "Making devices..."
 369         _pid=`twiddle`
 370         cd /mnt/dev
 371         sh MAKEDEV all
 372         kill $_pid
 373         echo "done."
 374
 375         md_copy_kernel
 376
 377         md_installboot ${ROOTDISK}
 378 )
 379
 380 unmount_fs /tmp/fstab.shadow
 381
 382 # Pat on the back.
 383 md_congrats
 384
 385 # ALL DONE!
 386 exit 0