usr/src/cmd/tsol/zones/zoneshare.sh

   1 #!/sbin/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 (the "License").
   7 # You may not use this file except in compliance with the License.
   8 #
   9 # You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10 # or http://www.opensolaris.org/os/licensing.
  11 # See the License for the specific language governing permissions
  12 # and limitations under the License.
  13 #
  14 # When distributing Covered Code, include this CDDL HEADER in each
  15 # file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16 # If applicable, add the following below this CDDL HEADER, with the
  17 # fields enclosed by brackets "[]" replaced with your own identifying
  18 # information: Portions Copyright [yyyy] [name of copyright owner]
  19 #
  20 # CDDL HEADER END
  21 #
  22 # Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
  23 # Use is subject to license terms.
  24 #
  25 #ident  "%Z%%M% %I%     %E% SMI"
  26 #
  27 # zoneshare  -- share zone resources
  28
  29 # Processes a non-global zone's dfstab file after translating
  30 # its zone-relative pathnames to global zone pathnames
  31
  32 USAGE="zoneshare -z zonename [- | file]"
  33 set -- `getopt z: $*`
  34 if [ $? != 0 ]          # invalid options
  35         then
  36         echo $USAGE >&2
  37         exit 1
  38 fi
  39 for i in $*             # pick up the options
  40 do
  41         case $i in
  42         -z)  zonename=$2; shift 2;;
  43         --)  shift; break;;
  44         esac
  45 done
  46
  47 zoneattr=`/usr/sbin/zoneadm -z $zonename list -p 2> /dev/null`
  48 if [ $? -ne 0 ]         # invalid zone
  49         then
  50         echo $USAGE >&2
  51         exit 1
  52 fi
  53
  54 prefix=`echo $zoneattr | cut -d ":" -f4`
  55 rootpath=$prefix/root
  56
  57 if [ $# -gt 1 ]         # accept only one argument
  58 then
  59         echo $USAGE >&2
  60         exit 1
  61 elif [ $# = 1 ]
  62 then
  63         case $1 in
  64         -)      infile=;;       # use stdin
  65         *)      infile=$1;;     # use a given source file
  66         esac
  67 else
  68         infile=$prefix/etc/dfs/dfstab   # default
  69 fi
  70
  71 # Prepend each exported pathname with the zone's rootpath
  72 # Skip over comments and lines without a share command
  73 # Run each share command in its own shell
  74
  75 while read line                         # get complete lines
  76 do
  77         echo $line
  78 done < $infile |
  79         `egrep -v "(^[#])" | nawk  -v rootpath=$rootpath \
  80             '/share/ { ORS = " "; for (i = 1; i < NF; i++) print $i ; \
  81              print rootpath $NF ";" } ' | /sbin/sh`