1*a629ded1SLOLi#!/bin/ksh -p
2*a629ded1SLOLi#
3*a629ded1SLOLi# This file and its contents are supplied under the terms of the
4*a629ded1SLOLi# Common Development and Distribution License ("CDDL"), version 1.0.
5*a629ded1SLOLi# You may only use this file in accordance with the terms of version
6*a629ded1SLOLi# 1.0 of the CDDL.
7*a629ded1SLOLi#
8*a629ded1SLOLi# A full copy of the text of the CDDL should have accompanied this
9*a629ded1SLOLi# source.  A copy of the CDDL is also available via the Internet at
10*a629ded1SLOLi# http://www.illumos.org/license/CDDL.
11*a629ded1SLOLi#
12*a629ded1SLOLi
13*a629ded1SLOLi#
14*a629ded1SLOLi# Copyright 2017, loli10K <ezomori.nozomu@gmail.com>. All rights reserved.
15*a629ded1SLOLi#
16*a629ded1SLOLi
17*a629ded1SLOLi. $STF_SUITE/include/libtest.shlib
18*a629ded1SLOLi
19*a629ded1SLOLi#
20*a629ded1SLOLi# DESCRIPTION:
21*a629ded1SLOLi# 'zfs diff -t' should display inode change time correctly.
22*a629ded1SLOLi#
23*a629ded1SLOLi# STRATEGY:
24*a629ded1SLOLi# 1. Create a snapshot
25*a629ded1SLOLi# 2. Create some files with a random delay and snapshot the filesystem again
26*a629ded1SLOLi# 3. Verify 'zfs diff -t' correctly display timestamps
27*a629ded1SLOLi#
28*a629ded1SLOLi
29*a629ded1SLOLiverify_runnable "both"
30*a629ded1SLOLi
31*a629ded1SLOLifunction cleanup
32*a629ded1SLOLi{
33*a629ded1SLOLi	for snap in $TESTSNAP1 $TESTSNAP2; do
34*a629ded1SLOLi		if snapexists "$snap"; then
35*a629ded1SLOLi			log_must zfs destroy "$snap"
36*a629ded1SLOLi		fi
37*a629ded1SLOLi	done
38*a629ded1SLOLi	find "$MNTPOINT" -type f -delete
39*a629ded1SLOLi	rm -f "$FILEDIFF"
40*a629ded1SLOLi}
41*a629ded1SLOLi
42*a629ded1SLOLi#
43*a629ded1SLOLi# Creates $count files in $fspath. Waits a random delay between each file.
44*a629ded1SLOLi#
45*a629ded1SLOLifunction create_random # <fspath> <count>
46*a629ded1SLOLi{
47*a629ded1SLOLi	fspath="$1"
48*a629ded1SLOLi	typeset -i count="$2"
49*a629ded1SLOLi	typeset -i i=0
50*a629ded1SLOLi
51*a629ded1SLOLi	while (( i < count )); do
52*a629ded1SLOLi		log_must touch "$fspath/file$i"
53*a629ded1SLOLi		sleep $(random 3)
54*a629ded1SLOLi		(( i = i + 1 ))
55*a629ded1SLOLi	done
56*a629ded1SLOLi}
57*a629ded1SLOLi
58*a629ded1SLOLilog_assert "'zfs diff -t' should display inode change time correctly."
59*a629ded1SLOLilog_onexit cleanup
60*a629ded1SLOLi
61*a629ded1SLOLiDATASET="$TESTPOOL/$TESTFS"
62*a629ded1SLOLiTESTSNAP1="$DATASET@snap1"
63*a629ded1SLOLiTESTSNAP2="$DATASET@snap2"
64*a629ded1SLOLiMNTPOINT="$(get_prop mountpoint $DATASET)"
65*a629ded1SLOLiFILEDIFF="$TESTDIR/zfs-diff.txt"
66*a629ded1SLOLiFILENUM=5
67*a629ded1SLOLi
68*a629ded1SLOLi# 1. Create a snapshot
69*a629ded1SLOLilog_must zfs snapshot "$TESTSNAP1"
70*a629ded1SLOLi
71*a629ded1SLOLi# 2. Create some files with a random delay and snapshot the filesystem again
72*a629ded1SLOLicreate_random "$MNTPOINT" $FILENUM
73*a629ded1SLOLilog_must zfs snapshot "$TESTSNAP2"
74*a629ded1SLOLi
75*a629ded1SLOLi# 3. Verify 'zfs diff -t' correctly display timestamps
76*a629ded1SLOLitypeset -i count=0
77*a629ded1SLOLilog_must eval "zfs diff -t $TESTSNAP1 $TESTSNAP2 > $FILEDIFF"
78*a629ded1SLOLinawk '{print substr($1,1,index($1,".")-1)" "$NF}' < "$FILEDIFF" | while read line
79*a629ded1SLOLido
80*a629ded1SLOLi	read ctime file <<< "$line"
81*a629ded1SLOLi
82*a629ded1SLOLi	# If path from 'zfs diff' is not a file (could be xattr object) skip it
83*a629ded1SLOLi	if [[ ! -f "$file" ]]; then
84*a629ded1SLOLi		continue;
85*a629ded1SLOLi	fi
86*a629ded1SLOLi
87*a629ded1SLOLi	filetime="$(stat -c '%Z' $file)"
88*a629ded1SLOLi	if [[ "$filetime" != "$ctime" ]]; then
89*a629ded1SLOLi		log_fail "Unexpected ctime for file $file ($filetime != $ctime)"
90*a629ded1SLOLi	else
91*a629ded1SLOLi		log_note "Correct ctime read on $file: $ctime"
92*a629ded1SLOLi	fi
93*a629ded1SLOLi
94*a629ded1SLOLi	(( i = i + 1 ))
95*a629ded1SLOLidone
96*a629ded1SLOLiif [[ $i != $FILENUM ]]; then
97*a629ded1SLOLi	log_fail "Wrong number of files verified ($i != $FILENUM)"
98*a629ded1SLOLifi
99*a629ded1SLOLi
100*a629ded1SLOLilog_pass "'zfs diff -t' displays inode change time correctly."
101