usr/src/test/zfs-tests/tests/functional/cache/cache.kshlib

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  23 # Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  24 # Use is subject to license terms.
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  26
  27 #
  28 # Copyright (c) 2013, 2016 by Delphix. All rights reserved.
  29 #
  30
  31 . $STF_SUITE/include/libtest.shlib
  32
  33 function cleanup
  34 {
  35         if datasetexists $TESTPOOL ; then
  36                 log_must zpool destroy -f $TESTPOOL
  37         fi
  38         if datasetexists $TESTPOOL2 ; then
  39                 log_must zpool destroy -f $TESTPOOL2
  40         fi
  41 }
  42
  43 #
  44 # Try zpool status/iostat for given pool
  45 #
  46 # $1 pool
  47 #
  48 function display_status
  49 {
  50         typeset pool=$1
  51
  52         typeset -i ret=0
  53         zpool status -xv $pool > /dev/null 2>&1
  54         ret=$?
  55
  56         zpool iostat > /dev/null 2>&1
  57         ((ret |= $?))
  58
  59         typeset mntpnt=$(get_prop mountpoint $pool)
  60         dd if=/dev/random of=$mntpnt/testfile.$$ &
  61         typeset pid=$!
  62
  63         zpool iostat -v 1 3 > /dev/null
  64         ((ret |= $?))
  65
  66         kill -9 $pid
  67
  68         return $ret
  69 }
  70
  71 #
  72 # Verify the given cache device have correct type and status
  73 #
  74 # $1 pool name
  75 # $2 device name
  76 # $3 device status
  77 # $4 device type
  78 #
  79 function verify_cache_device
  80 {
  81         typeset pool=$1
  82         typeset device=$2
  83         typeset status=$3
  84         typeset type=$4
  85
  86         if [[ -z $pool || -z $device || -z $status ]]; then
  87                 log_fail "Usage: verify_cache_device <pool> <device> " \
  88                         "<status> [type]"
  89         fi
  90
  91         #
  92         # Get all the cache devices and status table like below
  93         #
  94         # mirror:/disks/d ONLINE mirror:/disks/e ONLINE stripe:/disks/f ONLINE
  95         #
  96         set -A dev_stat_tab $(zpool status -v $pool | nawk 'BEGIN {start=0} \
  97                                 /\tcache/ {start=1}
  98                                 /\tmirror/ || /\tspares/ || /^$/ {start=0}
  99                                 (start==1) && /\t  (\/|[a-zA-Z])/ \
 100                                         {print "stripe:" $1 " " $2}
 101                                 (start==1) && /\t    (\/|[a-zA-Z])/ \
 102                                         {print "mirror:" $1 " " $2}
 103                                 # When hotspare is replacing
 104                                 (start==1) && /\t      (\/|[a-zA-Z])/ \
 105                                         {print "mirror:" $1 " " $2}'
 106                              )
 107
 108         typeset -i i=0
 109         typeset find=0
 110         while (( i < ${#dev_stat_tab[@]} )); do
 111                 typeset dev=${dev_stat_tab[$i]}
 112                 typeset stat=${dev_stat_tab[((i+1))]}
 113
 114                 case $dev in
 115                         stripe:$device)
 116                                 if [[ "$type" == 'mirror' ]]; then
 117                                         log_note "Unexpected type: mirror"
 118                                         return 1
 119                                 else
 120                                         if [[ $stat != $status ]]; then
 121                                                 log_note "Status($stat) " \
 122                                                         "!= Expected stat($status)"
 123                                                 return 1
 124                                         fi
 125                                         return 0
 126                                 fi
 127                                 ;;
 128                         mirror:$device)
 129                                 if [[ -z "$type" || $type == 'stripe' ]]; then
 130                                         log_note "Unexpected type: stripe"
 131                                         return 1
 132                                 else
 133                                         if [[ $stat != $status ]]; then
 134                                                 log_note "Status($stat) " \
 135                                                         "!= Expected stat($status)"
 136                                                 return 1
 137                                         fi
 138                                         return 0
 139                                 fi
 140                                 ;;
 141                 esac
 142                 ((i += 2))
 143         done
 144
 145         log_note "Can not find device: $device"
 146         return 1
 147 }
 148
 149 function verify_cache_support
 150 {
 151         zpool upgrade -v | grep "Cache devices" > /dev/null 2>&1
 152         return $?
 153 }