+#! /bin/bash
+# FS QA Test No. generic/003
+#
# Tests the noatime, relatime, strictatime and nodiratime mount options.
# There is an extra check for Btrfs to ensure that the access time is
# never updated on read-only subvolumes. (Regression test for bug fixed
rm -f $seqres.full
_stat() {
- stat --printf="%x;%y;%z" $1
+ stat --printf="%x;%y;%z" $1
}
_compare_stat_times() {
- updated=$1 # 3 chars indicating if access, modify and
- # change times should be updated (Y) or not (N)
- IFS=';' read -a first_stat <<< "$2" # Convert first stat to array
- IFS=';' read -a second_stat <<< "$3" # Convert second stat to array
- test_step=$4 # Will be printed to output stream in case of an
- # error, to make debugging easier
- types=( access modify change )
-
- for i in 0 1 2; do
- if [ "${first_stat[$i]}" == "${second_stat[$i]}" ]; then
- if [ "${updated:$i:1}" == "Y" ]; then
- echo -n "ERROR: ${types[$i]} time has not been updated "
- echo $test_step
- fi
- else
- if [ "${updated:$i:1}" == "N" ]; then
- echo -n "ERROR: ${types[$i]} time has changed "
- echo $test_step
- fi
- fi
- done
+ updated=$1 # 3 chars indicating if access, modify and
+ # change times should be updated (Y) or not (N)
+ IFS=';' read -a first_stat <<< "$2" # Convert first stat to array
+ IFS=';' read -a second_stat <<< "$3" # Convert second stat to array
+ test_step=$4 # Will be printed to output stream in case of an
+ # error, to make debugging easier
+ types=( access modify change )
+
+ for i in 0 1 2; do
+ if [ "${first_stat[$i]}" == "${second_stat[$i]}" ]; then
+ if [ "${updated:$i:1}" == "N" ]; then
+ continue;
+ fi
+ echo -n "ERROR: ${types[$i]} time has not been updated "
+ echo $test_step
+ elif [ "${updated:$i:1}" == "N" ]; then
+ echo -n "ERROR: ${types[$i]} time has changed "
+ echo $test_step
+ fi
+ done
}
_scratch_mkfs >> $seqres.full 2>&1 || _fail "mkfs failed"
_scratch_mount "-o relatime"
if [ "$FSTYP" = "btrfs" ]; then
- TPATH=$SCRATCH_MNT/sub1
- $BTRFS_UTIL_PROG subvolume create $TPATH > $seqres.full
+ TPATH=$SCRATCH_MNT/sub1
+ $BTRFS_UTIL_PROG subvolume create $TPATH > $seqres.full
else
- TPATH=$SCRATCH_MNT
+ TPATH=$SCRATCH_MNT
fi
mkdir $TPATH/dir1
file1_stat_before_first_access=`_stat $TPATH/dir1/file1`
# Accessing file1 the first time
+sleep 1
cat $TPATH/dir1/file1 > /dev/null
file1_stat_after_first_access=`_stat $TPATH/dir1/file1`
_compare_stat_times YNN "$file1_stat_before_first_access" \
- "$file1_stat_after_first_access" "after accessing file1 first time"
+ "$file1_stat_after_first_access" "after accessing file1 first time"
# Accessing file1 a second time
+sleep 1
cat $TPATH/dir1/file1 > /dev/null
file1_stat_after_second_access=`_stat $TPATH/dir1/file1`
_compare_stat_times NNN "$file1_stat_after_first_access" \
- "$file1_stat_after_second_access" "after accessing file1 second time"
+ "$file1_stat_after_second_access" "after accessing file1 second time"
# Remounting with nodiratime option
_scratch_unmount
_scratch_mount "-o nodiratime"
file1_stat_after_remount=`_stat $TPATH/dir1/file1`
_compare_stat_times NNN "$file1_stat_after_second_access" \
- "$file1_stat_after_remount" "for file1 after remount"
+ "$file1_stat_after_remount" "for file1 after remount"
# Creating dir2 and file2, checking directory stats
mkdir $TPATH/dir2
dir2_stat_before_file_creation=`_stat $TPATH/dir2`
+sleep 1
echo "bbb" > $TPATH/dir2/file2
dir2_stat_after_file_creation=`_stat $TPATH/dir2`
_compare_stat_times NYY "$dir2_stat_before_file_creation" \
- "$dir2_stat_after_file_creation" "for dir2 after file creation"
+ "$dir2_stat_after_file_creation" "for dir2 after file creation"
# Accessing file2
file2_stat_before_first_access=`_stat $TPATH/dir2/file2`
+sleep 1
cat $TPATH/dir2/file2 > /dev/null
file2_stat_after_first_access=`_stat $TPATH/dir2/file2`
_compare_stat_times YNN "$file2_stat_before_first_access" \
- "$file2_stat_after_first_access" "after accessing file2"
+ "$file2_stat_after_first_access" "after accessing file2"
dir2_stat_after_file_access=`_stat $TPATH/dir2`
_compare_stat_times NNN "$dir2_stat_after_file_creation" \
- "$dir2_stat_after_file_access" "for dir2 after file access"
+ "$dir2_stat_after_file_access" "for dir2 after file access"
# Remounting with noatime option, creating a file and accessing it
_scratch_unmount
_scratch_mount "-o noatime"
echo "ccc" > $TPATH/dir2/file3
file3_stat_before_first_access=`_stat $TPATH/dir2/file3`
+sleep 1
cat $TPATH/dir2/file3 > /dev/null
file3_stat_after_first_access=`_stat $TPATH/dir2/file3`
_compare_stat_times NNN "$file3_stat_before_first_access" \
- "$file3_stat_after_first_access" "after accessing file3 first time"
+ "$file3_stat_after_first_access" "after accessing file3 first time"
# Checking that the modify and change times are still updated
file1_stat_before_modify=`_stat $TPATH/dir1/file1`
+sleep 1
echo "xyz" > $TPATH/dir1/file1
file1_stat_after_modify=`_stat $TPATH/dir1/file1`
_compare_stat_times NYY "$file1_stat_before_modify" \
- "$file1_stat_after_modify" "after modifying file1"
+ "$file1_stat_after_modify" "after modifying file1"
+sleep 1
mv $TPATH/dir1/file1 $TPATH/dir1/file1_renamed
file1_stat_after_change=`_stat $TPATH/dir1/file1_renamed`
_compare_stat_times NNY "$file1_stat_after_modify" \
- "$file1_stat_after_change" "after changing file1"
+ "$file1_stat_after_change" "after changing file1"
# Remounting with strictatime option and
# accessing a previously created file twice
cat $TPATH/dir2/file3 > /dev/null
file3_stat_after_second_access=`_stat $TPATH/dir2/file3`
_compare_stat_times YNN "$file3_stat_after_first_access" \
- "$file3_stat_after_second_access" "after accessing file3 second time"
+ "$file3_stat_after_second_access" "after accessing file3 second time"
+sleep 1
cat $TPATH/dir2/file3 > /dev/null
file3_stat_after_third_access=`_stat $TPATH/dir2/file3`
_compare_stat_times YNN "$file3_stat_after_second_access" \
- "$file3_stat_after_third_access" "after accessing file3 third time"
+ "$file3_stat_after_third_access" "after accessing file3 third time"
# Btrfs only: Creating readonly snapshot. Access time should never
# be updated, even when the strictatime mount option is active
if [ "$FSTYP" = "btrfs" ]; then
- SPATH=$SCRATCH_MNT/snap1
- btrfs subvol snapshot -r $TPATH $SPATH >> $seqres.full
- dir2_stat_readonly_before_access=`_stat $SPATH/dir2`
- ls $SPATH/dir2 >> $seqres.full
- cat $SPATH/dir2/file3 >> $seqres.full
- dir2_stat_readonly_after_access=`_stat $SPATH/dir2`
- _compare_stat_times NNN "$dir2_stat_readonly_before_access" \
- "$dir2_stat_readonly_after_access" "for dir in readonly subvol"
- file3_stat_readonly_after_access=`_stat $SPATH/dir2/file3`
- _compare_stat_times NNN "$file3_stat_after_third_access" \
- "$file3_stat_readonly_after_access" "for file in readonly subvol"
+ SPATH=$SCRATCH_MNT/snap1
+ btrfs subvol snapshot -r $TPATH $SPATH >> $seqres.full
+ dir2_stat_readonly_before_access=`_stat $SPATH/dir2`
+ sleep 1
+ ls $SPATH/dir2 >> $seqres.full
+ cat $SPATH/dir2/file3 >> $seqres.full
+ dir2_stat_readonly_after_access=`_stat $SPATH/dir2`
+ _compare_stat_times NNN "$dir2_stat_readonly_before_access" \
+ "$dir2_stat_readonly_after_access" "for dir in readonly subvol"
+ file3_stat_readonly_after_access=`_stat $SPATH/dir2/file3`
+ _compare_stat_times NNN "$file3_stat_after_third_access" \
+ "$file3_stat_readonly_after_access" "for file in readonly subvol"
fi
# Remounting read-only. Access time should never be updated, despite the
# strictatime mount option.
+sleep 1
dir2_stat_before_ro_mount=`_stat $TPATH/dir2`
file3_stat_before_ro_mount=`_stat $TPATH/dir2/file3`
_scratch_unmount
cat $TPATH/dir2/file3 > /dev/null
dir2_stat_after_ro_mount=`_stat $TPATH/dir2`
_compare_stat_times NNN "$dir2_stat_before_ro_mount" \
- "$dir2_stat_after_ro_mount" "for dir in read-only filesystem"
+ "$dir2_stat_after_ro_mount" "for dir in read-only filesystem"
file3_stat_after_ro_mount=`_stat $TPATH/dir2/file3`
_compare_stat_times NNN "$file3_stat_before_ro_mount" \
- "$file3_stat_after_ro_mount" "for file in read-only filesystem"
+ "$file3_stat_after_ro_mount" "for file in read-only filesystem"
# success, all done
_scratch_unmount