usr/src/test/zfs-tests/tests/functional/devices/devices_common.kshlib

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  23 # Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
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  28 # Copyright (c) 2013, 2016 by Delphix. All rights reserved.
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  30
  31 . $STF_SUITE/tests/functional/devices/devices.cfg
  32 . $STF_SUITE/include/libtest.shlib
  33
  34 #
  35 # Create block file or charactor file according to parameter.
  36 #
  37 # $1 device file type
  38 # $2 file name
  39 #
  40 function create_dev_file
  41 {
  42         typeset filetype=$1
  43         typeset filename=$2
  44
  45         case $filetype in
  46                 b)
  47                         devtype=$(df -n / | awk '{print $3}')
  48                         case $devtype in
  49                                 zfs)
  50                                         rootpool=$(df / | \
  51                                                 awk '{print $2}')
  52                                         rootpool=${rootpool#\(}
  53                                         rootpool=${rootpool%%/*}
  54
  55                                         devstr=$(get_disklist $rootpool)
  56                                         devstr=$(echo "$devstr" | \
  57                                                 awk '{print $1}')
  58                                         [[ -z $devstr ]] && \
  59                                                 log_fail "Can not get block device file."
  60                                         devstr=/dev/dsk/${devstr}
  61                                         ;;
  62                                 ufs)
  63                         #
  64                         # Get the existing block device file in current system.
  65                         # And bring out the first one.
  66                         #
  67                                         devstr=$(df -lhF ufs | \
  68                                                 grep "^/dev/dsk" | \
  69                                                 awk '{print $1}')
  70                                         devstr=$(echo "$devstr" | \
  71                                                 awk '{print $1}')
  72                                         [[ -z $devstr ]] && \
  73                                                 log_fail "Can not get block device file."
  74                                         ;;
  75                                 *)
  76                                         log_unsupported "Unsupported fstype " \
  77                                                 "for / ($devtype)," \
  78                                                 "only ufs|zfs is supported."
  79                                         ;;
  80                         esac
  81
  82                         #
  83                         # Get the device file information. i.e:
  84                         # /dev/dsk/c0t0d0s0:      block special (28/768)
  85                         #
  86                         devstr=$(file $devstr)
  87
  88                         #
  89                         # Bring out major and minor number.
  90                         #
  91                         major=${devstr##*\(}
  92                         major=${major%%/*}
  93                         minor=${devstr##*/}
  94                         minor=${minor%\)}
  95
  96                         log_must mknod $filename b $major $minor
  97                         ;;
  98                 c)
  99                         #
 100                         # Create device file '/dev/null'
 101                         #
 102                         log_must mknod $filename c $(getmajor mm) 2
 103                         ;;
 104                 *)
 105                         log_fail "'$filetype' is wrong."
 106                         ;;
 107         esac
 108
 109         return 0
 110 }
 111
 112 function cleanup
 113 {
 114         log_must zfs set devices=on $TESTPOOL/$TESTFS
 115         log_must rm -f $TESTDIR/$TESTFILE1
 116         log_must rm -f $TESTDIR/$TESTFILE2
 117         log_must rm -f $TESTDIR/$TESTFILE1.out
 118         log_must rm -f $TESTDIR/$TESTFILE2.out
 119 }