tests/generic/120

   1 #!/bin/bash
   2 # SPDX-License-Identifier: GPL-2.0
   3 # Copyright (c) 2000-2002 Silicon Graphics, Inc.  All Rights Reserved.
   4 #
   5 # FS QA Test No. 120
   6 #
   7 # Test noatime mount option.
   8 #
   9 seq=`basename $0`
  10 seqres=$RESULT_DIR/$seq
  11 echo "QA output created by $seq"
  12
  13 here=`pwd`
  14 tmp=/tmp/$$
  15 status=1        # failure is the default!
  16 trap "rm -f $tmp.*; exit \$status" 0 1 2 3 15
  17
  18 # get standard environment, filters and checks
  19 . ./common/rc
  20 . ./common/filter
  21
  22 # real QA test starts here
  23 _supported_fs generic
  24 _supported_os Linux
  25
  26 _require_scratch
  27 _require_atime
  28
  29 _scratch_mkfs >/dev/null 2>&1 || _fail "mkfs failed"
  30
  31 _compare_access_times()
  32 {
  33         original_access_time="`cat $tmp.out | sed -n '5p'|awk '{ print substr($0,0,32)}'`"
  34         accessed_time="`src/lstat64 $1 | sed -n '5p'| awk '{ print substr($0,0,32)}'`"
  35         echo "*** compare access times ***"
  36         if [ "$original_access_time" != "$accessed_time" ]
  37                 then
  38                 echo "*** file access time updated on $2 (unexpected) ***"
  39                 cat $tmp.out
  40                 echo "---------------------------------------------------"
  41                 src/lstat64 $1
  42                 mount | grep $SCRATCH_MNT
  43         fi
  44
  45 }
  46
  47 if ! _try_scratch_mount "-o noatime" >$tmp.out 2>&1
  48 then
  49     cat $tmp.out
  50     echo "!!! mount failed"
  51     exit
  52 fi
  53
  54 #executable file
  55 echo "*** copying file ***"
  56 cp src/lstat64 $SCRATCH_MNT
  57 src/lstat64 $SCRATCH_MNT/lstat64 >$tmp.out
  58 sleep 5
  59 echo "*** executing file ***"
  60 $SCRATCH_MNT/lstat64 $SCRATCH_MNT/lstat64 >/dev/null
  61 _compare_access_times $SCRATCH_MNT/lstat64 "executing file"
  62
  63 #reading file
  64 echo "*** creating file ***"
  65 touch $SCRATCH_MNT/testfile
  66 src/lstat64 $SCRATCH_MNT/testfile >$tmp.out
  67 sleep 5
  68 echo "*** reading file ***"
  69 cat $SCRATCH_MNT/testfile >/dev/null
  70 _compare_access_times $SCRATCH_MNT/testfile "reading file"
  71
  72 #writing file
  73 echo "*** creating file ***"
  74 touch $SCRATCH_MNT/testfile2
  75 src/lstat64 $SCRATCH_MNT/testfile2 >$tmp.out
  76 sleep 5
  77 echo "*** writing to file ***"
  78 echo "asdf" >> $SCRATCH_MNT/testfile2
  79 _compare_access_times $SCRATCH_MNT/testfile2 "writing file"
  80
  81 _scratch_unmount
  82
  83 # success, all done
  84 status=0
  85 exit