1 #
   2 # CDDL HEADER START
   3 #
   4 # The contents of this file are subject to the terms of the
   5 # Common Development and Distribution License (the "License").
   6 # You may not use this file except in compliance with the License.
   7 #
   8 # You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9 # or http://www.opensolaris.org/os/licensing.
  10 # See the License for the specific language governing permissions
  11 # and limitations under the License.
  12 #
  13 # When distributing Covered Code, include this CDDL HEADER in each
  14 # file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15 # If applicable, add the following below this CDDL HEADER, with the
  16 # fields enclosed by brackets "[]" replaced with your own identifying
  17 # information: Portions Copyright [yyyy] [name of copyright owner]
  18 #
  19 # CDDL HEADER END
  20 #
  21 
  22 #
  23 # Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  24 # Use is subject to license terms.
  25 #
  26 
  27 #
  28 # Copyright (c) 2013 by Delphix. All rights reserved.
  29 #
  30 
  31 . $STF_SUITE/include/libtest.shlib
  32 . $STF_SUITE/tests/functional/zvol/zvol.cfg
  33 
  34 #
  35 # Create a simple zvol volume
  36 #
  37 # Where disk_device: is the name of the disk to be used
  38 #       volume_size: is the size of the volume, e.g. 2G
  39 #
  40 function default_zvol_setup # disk_device volume_size
  41 {
  42         typeset disk=$1
  43         typeset size=$2
  44         typeset savedumpdev
  45         typeset -i output
  46 
  47         create_pool $TESTPOOL "$disk"
  48 
  49         log_must $ZFS create -V $size $TESTPOOL/$TESTVOL
  50 
  51         set_dumpsize $TESTPOOL/$TESTVOL
  52 }
  53 
  54 #
  55 # Destroy the default zvol which was setup using
  56 # default_zvol_setup().
  57 #
  58 function default_zvol_cleanup
  59 {
  60         if datasetexists $TESTPOOL/$TESTVOL ; then
  61                 log_must $ZFS destroy $TESTPOOL/$TESTVOL
  62         fi
  63 
  64         destroy_pool $TESTPOOL
  65 }
  66 
  67 function get_dumpdevice
  68 {
  69         typeset ret=$($DUMPADM | $GREP "Dump device:" | $AWK '{print $3}')
  70         echo $ret
  71 }
  72 
  73 function set_dumpsize
  74 {
  75         typeset volume=$1
  76 
  77         if [[ -z $volume ]] ; then
  78                 log_note "No volume specified."
  79                 return 1
  80         fi
  81 
  82         log_must $ZFS set volsize=64m $volume
  83 
  84         output=$($DUMPADM -d /dev/zvol/dsk/$volume 2>&1 | \
  85                         $TAIL -1 | $AWK '{print $3}')
  86 
  87         if [[ -n $output ]]; then
  88                 (( output = output / 1024 / 1024 ))
  89                 (( output = output + output / 5 ))
  90                 log_must $ZFS set volsize=${output}m $volume
  91         fi
  92         return 0
  93 }
  94 
  95 function safe_dumpadm
  96 {
  97         typeset device=$1
  98 
  99         if [[ -z $device || $device == "none" ]] ; then
 100                 log_note "No dump device volume specified."
 101                 return 1
 102         fi
 103         if [[ $device == "/dev/zvol/dsk/"* ]] ; then
 104                 typeset volume=${device#/dev/zvol/dsk/}
 105                 set_dumpsize $volume
 106                 log_must $DUMPADM -d $device
 107         else
 108                 log_must $SWAPADD
 109                 if ! is_swap_inuse $device ; then
 110                         log_must $SWAP -a $device
 111                 fi
 112                 log_must $DUMPADM -d swap
 113         fi
 114 }
 115 
 116 function is_zvol_dumpified
 117 {
 118         typeset volume=$1
 119 
 120         if [[ -z $volume ]] ; then
 121                 log_note "No volume specified."
 122                 return 1
 123         fi
 124 
 125         $ZDB -dddd $volume 2 | $GREP "dumpsize" > /dev/null 2>&1
 126         return $?
 127 }
 128 
 129 function is_swap_inuse
 130 {
 131         typeset device=$1
 132 
 133         if [[ -z $device ]] ; then
 134                 log_note "No device specified."
 135                 return 1
 136         fi
 137 
 138         $SWAP -l | $GREP -w $device > /dev/null 2>&1
 139         return $?
 140 }