4 # This file and its contents are supplied under the terms of the
5 # Common Development and Distribution License ("CDDL"), version 1.0.
6 # You may only use this file in accordance with the terms of version
9 # A full copy of the text of the CDDL should have accompanied this
10 # source. A copy of the CDDL is also available via the Internet at
11 # http://www.illumos.org/license/CDDL.
15 # Copyright (c) 2012, 2016 by Delphix. All rights reserved.
18 . $STF_SUITE/include/libtest.shlib
19 . $STF_SUITE/tests/functional/nopwrite/nopwrite.shlib
23 # Verify that nopwrite still updates file metadata correctly
26 # 1. Create a clone with nopwrite enabled.
27 # 2. Write to the file in that clone and verify the mtime and ctime change,
28 # but the atime does not.
31 verify_runnable "global"
32 origin="$TESTPOOL/$TESTFS"
37 datasetexists $origin && log_must zfs destroy -R $origin
38 log_must zfs create -o mountpoint=$TESTDIR $origin
41 log_assert "nopwrite updates file metadata correctly"
43 log_must zfs set compress=on $origin
44 log_must zfs set checksum=sha256 $origin
45 dd if=/dev/urandom of=$TESTDIR/file bs=1024k count=$MEGS conv=notrunc \
46 >/dev/null 2>&1 || log_fail "dd into $TESTDIR/file failed."
47 zfs snapshot $origin@a || log_fail "zfs snap failed"
48 log_must zfs clone $origin@a $origin/clone
51 o_atime=$(stat -c %X $TESTDIR/clone/file)
52 o_ctime=$(stat -c %Z $TESTDIR/clone/file)
53 o_mtime=$(stat -c %Y $TESTDIR/clone/file)
55 o_atime=$(stat -f "%a" $TESTDIR/clone/file)
56 o_ctime=$(stat -f "%c" $TESTDIR/clone/file)
57 o_mtime=$(stat -f "%m" $TESTDIR/clone/file)
59 o_atime=$(ls -E% all $TESTDIR/clone/file | awk '/atime/ {print $4}')
60 o_ctime=$(ls -E% all $TESTDIR/clone/file | awk '/ctime/ {print $4}')
61 o_mtime=$(ls -E% all $TESTDIR/clone/file | awk '/mtime/ {print $4}')
65 dd if=/$TESTDIR/file of=/$TESTDIR/clone/file bs=1024k count=$MEGS \
66 conv=notrunc >/dev/null 2>&1 || log_fail "dd failed."
70 atime=$(stat -c %X $TESTDIR/clone/file)
71 ctime=$(stat -c %Z $TESTDIR/clone/file)
72 mtime=$(stat -c %Y $TESTDIR/clone/file)
74 atime=$(stat -f "%a" $TESTDIR/clone/file)
75 ctime=$(stat -f "%c" $TESTDIR/clone/file)
76 mtime=$(stat -f "%m" $TESTDIR/clone/file)
78 atime=$(ls -E% all $TESTDIR/clone/file | awk '/atime/ {print $4}')
79 ctime=$(ls -E% all $TESTDIR/clone/file | awk '/ctime/ {print $4}')
80 mtime=$(ls -E% all $TESTDIR/clone/file | awk '/mtime/ {print $4}')
83 [[ $o_atime = $atime ]] || log_fail "atime changed: $o_atime $atime"
84 [[ $o_ctime = $ctime ]] && log_fail "ctime unchanged: $o_ctime $ctime"
85 [[ $o_mtime = $mtime ]] && log_fail "mtime unchanged: $o_mtime $mtime"
87 log_must verify_nopwrite $origin $origin@a $origin/clone
89 log_pass "nopwrite updates file metadata correctly"