usr/src/cmd/growfs/growfs.sh

   1 #!/bin/sh
   2 #
   3 # CDDL HEADER START
   4 #
   5 # The contents of this file are subject to the terms of the
   6 # Common Development and Distribution License, Version 1.0 only
   7 # (the "License").  You may not use this file except in compliance
   8 # with the License.
   9 #
  10 # You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  11 # or http://www.opensolaris.org/os/licensing.
  12 # See the License for the specific language governing permissions
  13 # and limitations under the License.
  14 #
  15 # When distributing Covered Code, include this CDDL HEADER in each
  16 # file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  17 # If applicable, add the following below this CDDL HEADER, with the
  18 # fields enclosed by brackets "[]" replaced with your own identifying
  19 # information: Portions Copyright [yyyy] [name of copyright owner]
  20 #
  21 # CDDL HEADER END
  22 #
  23
  24 #
  25 # Copyright 2003 Sun Microsystems, Inc.  All rights reserved.
  26 # Use is subject to license terms.
  27 #
  28
  29 #exec newfs -G "$@"
  30
  31 myname=`basename $0`
  32 USAGE="usage: $myname [ -M mount-point ] [ newfs-options ] raw-special-device"
  33 if [ ! "$UFS_MKFS" ]; then
  34         UFS_MKFS="/usr/lib/fs/ufs/mkfs"
  35 fi
  36 verbose=""
  37 mkfs_opts="-G"
  38 mkfs_subopts=""
  39 size=""
  40 newsize=0
  41 mount_pt=
  42 UFS_MKFS_NOTENOUGHSPACE=33
  43
  44 add_opt() {
  45         mkfs_opts="$mkfs_opts $1"
  46 }
  47
  48 add_subopt() {
  49         if [ ! "$mkfs_subopts" ]; then
  50                 mkfs_subopts="-o $1"
  51         else
  52                 mkfs_subopts="$mkfs_subopts,$1"
  53         fi
  54 }
  55
  56 while getopts "GM:Nva:b:c:d:f:i:m:n:o:r:s:t:C:" c ; do
  57         save=$OPTIND
  58
  59         case $c in
  60         G)      ;;
  61         M)      add_opt "-M $OPTARG"; mount_pt="$OPTARG" ;;
  62         N)      add_subopt "N" ;;
  63         v)      verbose="1" ;;
  64         a)      add_subopt "apc=$OPTARG" ;;
  65         b)      add_subopt "bsize=$OPTARG" ;;
  66         c)      add_subopt "cgsize=$OPTARG" ;;
  67         d)      add_subopt "gap=$OPTARG" ;;
  68         f)      add_subopt "fragsize=$OPTARG" ;;
  69         i)      add_subopt "nbpi=$OPTARG" ;;
  70         m)      add_subopt "free=$OPTARG" ;;
  71         n)      add_subopt "nrpos=$OPTARG" ;;
  72         o)      add_subopt "opt=$OPTARG" ;;
  73         r)      add_subopt "rps=`expr $OPTARG / 60`" ;;
  74         s)      size=$OPTARG ;;
  75         t)      add_subopt "ntrack=$OPTARG" ;;
  76         C)      add_subopt "maxcontig=$OPTARG" ;;
  77         \?)     echo $USAGE; exit 1 ;;
  78         esac
  79
  80         OPTIND=$save
  81 done
  82
  83 shift `expr $OPTIND - 1`
  84 if [ $# -ne 1 ]; then
  85         echo $USAGE
  86         exit 1
  87 fi
  88 raw_special=$1
  89
  90 if [ ! "$size" ]; then
  91         size=`devinfo -p $raw_special | awk '{ print $5 }'`
  92         if [ $? -ne 0 -o ! "$size" ]; then
  93                 echo "$myname: cannot get partition size"
  94                 exit 2
  95         fi
  96 fi
  97
  98 cmd="$UFS_MKFS $mkfs_opts $mkfs_subopts $raw_special $size"
  99 if [ -n "$verbose" ]; then
 100         echo $cmd
 101 fi
 102 $cmd; retv=$?
 103
 104 if [ $retv -eq $UFS_MKFS_NOTENOUGHSPACE ]; then
 105         echo "Growing filesystem in increments due to limited available space."
 106
 107         while [ "$newsize" -lt "$size" ]; do
 108                 cmd="$UFS_MKFS $mkfs_opts $mkfs_subopts -P $raw_special $size"
 109                 if [ -n "$verbose" ]; then
 110                         echo $cmd
 111                 fi
 112                 newsize=`$cmd`; retv=$?
 113                 if [ 0 -ne $retv -o -z "$newsize" ]; then
 114                         echo "$myname: cannot probe the possible file system size"
 115                         exit 2
 116                 fi
 117                 if [ 0 -eq "$newsize" ]; then
 118                         echo "$myname: the file system is full and cannot be grown, please delete some files"
 119                         exit 2
 120                 fi
 121
 122                 cmd="$UFS_MKFS $mkfs_opts $mkfs_subopts $raw_special $newsize"; retv=$?
 123                 if [ -n "$verbose" ]; then
 124                         echo $cmd
 125                 fi
 126                 $cmd; retv=$?
 127                 if [ 0 -ne $retv ]; then
 128                         echo "$myname: cannot grow file system to $newsize sectors"
 129                         exit  $retv
 130                 fi
 131         done
 132         echo \
 133 "\nThe incremental grow has successfully completed, but since the first growth \
 134 attempt failed (see output from first mkfs(1M) run), the filesystem is still \
 135 locked and needs to be checked with fsck(1M).\n\
 136 Please run \`fsck -F ufs $raw_special' and then unlock the filesystem \
 137 with \`lockfs -u $mount_pt'." | fmt;
 138
 139 fi
 140
 141 exit $retv