tests/zfs-tests/tests/functional/zvol/zvol_common.shlib

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   4 # The contents of this file are subject to the terms of the
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  10 # See the License for the specific language governing permissions
  11 # and limitations under the License.
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  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
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  19 # CDDL HEADER END
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  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, 2016 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 #       block_size:  is the block size of the volume
  40 #
  41 function default_zvol_setup # disk_device volume_size block_size
  42 {
  43         typeset disk=$1
  44         typeset size=$2
  45         typeset blocksize=$3
  46         typeset savedumpdev
  47         typeset -i output
  48         typeset create_args
  49
  50         create_pool $TESTPOOL "$disk"
  51
  52         if [ -n "$blocksize" ]; then
  53                 create_args="-b $blocksize"
  54         fi
  55
  56         log_must zfs create $create_args -V $size $TESTPOOL/$TESTVOL
  57         block_device_wait
  58 }
  59
  60 #
  61 # Destroy the default zvol which was setup using
  62 # default_zvol_setup().
  63 #
  64 function default_zvol_cleanup
  65 {
  66         if datasetexists $TESTPOOL/$TESTVOL ; then
  67                 log_must zfs destroy $TESTPOOL/$TESTVOL
  68         fi
  69
  70         destroy_pool $TESTPOOL
  71 }
  72
  73 function get_dumpdevice
  74 {
  75         typeset ret=$(dumpadm | grep "Dump device:" | awk '{print $3}')
  76         echo $ret
  77 }
  78
  79 function set_dumpsize
  80 {
  81         typeset volume=$1
  82
  83         if [[ -z $volume ]] ; then
  84                 log_note "No volume specified."
  85                 return 1
  86         fi
  87
  88         log_must zfs set volsize=64m $volume
  89
  90         if ! is_linux; then
  91                 output=$(dumpadm -d /dev/zvol/dsk/$volume 2>&1 | \
  92                                 tail -1 | awk '{print $3}')
  93
  94                 if [[ -n $output ]]; then
  95                         (( output = output / 1024 / 1024 ))
  96                         (( output = output + output / 5 ))
  97                         log_must zfs set volsize=${output}m $volume
  98                 fi
  99         fi
 100
 101         return 0
 102 }
 103
 104 function safe_dumpadm
 105 {
 106         typeset device=$1
 107
 108         if [[ -z $device || $device == "none" ]] ; then
 109                 log_note "No dump device volume specified."
 110                 return 1
 111         fi
 112         if [[ $device == "${ZVOL_DEVDIR}/"* ]] ; then
 113                 typeset volume=${device#${ZVOL_DEVDIR}/}
 114                 set_dumpsize $volume
 115                 log_must dumpadm -d $device
 116         else
 117                 if is_freebsd; then
 118                         log_must swapon
 119                 else
 120                         log_must swapadd
 121                 fi
 122                 if ! is_swap_inuse $device ; then
 123                         if is_freebsd; then
 124                                 log_must swapctl -a $device
 125                         else
 126                                 log_must swap -a $device
 127                         fi
 128                 fi
 129                 if is_freebsd; then
 130                         log_must dumpon $device
 131                 else
 132                         log_must dumpadm -d swap
 133                 fi
 134         fi
 135 }
 136
 137 function is_zvol_dumpified
 138 {
 139         typeset volume=$1
 140
 141         if [[ -z $volume ]] ; then
 142                 log_note "No volume specified."
 143                 return 1
 144         fi
 145
 146         zdb -dddd $volume 2 | grep "dumpsize" > /dev/null 2>&1
 147         return $?
 148 }