1#!/usr/bin/ksh
2
3#
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
7# 1.0 of the CDDL.
8#
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.
12#
13
14#
15# Copyright (c) 2015 by Delphix. All rights reserved.
16#
17
18. $STF_SUITE/tests/functional/rsend/rsend.kshlib
19
20#
21# Description:
22# Verify the stream size estimate given by -P accounts for compressed send.
23# Verify the stream size given by -P accounts for compressed send."
24#
25# Strategy:
26# 1. For datasets of varied compression types do the following:
27# 2. Write data, verify stream size estimates with and without -c
28#
29
30verify_runnable "both"
31typeset compress_types="off gzip lz4"
32typeset send_ds="$POOL2/testfs"
33typeset send_vol="$POOL2/vol"
34typeset send_voldev="/dev/zvol/rdsk/$POOL2/vol"
35typeset file="$BACKDIR/file.0"
36typeset megs="16"
37typeset compress
38
39function get_estimated_size
40{
41	typeset cmd=$1
42	typeset ds=${cmd##* }
43	typeset tmpfile=$(mktemp -p $BACKDIR)
44
45	eval "$cmd >$tmpfile"
46	[[ $? -eq 0 ]] || log_fail "get_estimated_size: $cmd"
47	typeset size=$(eval "awk '\$2 == \"$ds\" {print \$3}' $tmpfile")
48	rm -f $tmpfile
49
50	echo $size
51}
52
53log_assert "Verify the stream size given by -P accounts for compressed send."
54log_onexit cleanup_pool $POOL2
55
56write_compressible $BACKDIR ${megs}m
57
58for compress in $compress_types; do
59	datasetexists $send_ds && log_must zfs destroy -r $send_ds
60	datasetexists $send_vol && log_must zfs destroy -r $send_vol
61	log_must zfs create -o compress=$compress $send_ds
62	log_must zfs create -V 1g -o compress=$compress $send_vol
63
64	typeset dir=$(get_prop mountpoint $send_ds)
65	log_must cp $file $dir
66	log_must zfs snapshot $send_ds@snap
67	log_must dd if=$file of=$send_voldev
68	log_must zfs snapshot $send_vol@snap
69
70	typeset ds_size=$(get_estimated_size "zfs send -nP $send_ds@snap")
71	typeset ds_lrefer=$(get_prop lrefer $send_ds)
72	within_percent $ds_size $ds_lrefer 90 || log_fail \
73	    "$ds_size and $ds_lrefer differed by too much"
74
75	typeset vol_size=$(get_estimated_size "zfs send -nP $send_vol@snap")
76	typeset vol_lrefer=$(get_prop lrefer $send_vol)
77	within_percent $vol_size $vol_lrefer 90 || log_fail \
78	    "$vol_size and $vol_lrefer differed by too much"
79
80	typeset ds_csize=$(get_estimated_size "zfs send -nP -c $send_ds@snap")
81	typeset ds_refer=$(get_prop refer $send_ds)
82	within_percent $ds_csize $ds_refer 90 || log_fail \
83	    "$ds_csize and $ds_refer differed by too much"
84
85	typeset vol_csize=$(get_estimated_size "zfs send -nP -c $send_vol@snap")
86	typeset vol_refer=$(get_prop refer $send_vol)
87	within_percent $vol_csize $vol_refer 90 || log_fail \
88	    "$vol_csize and $vol_refer differed by too much"
89done
90
91log_pass "The the stream size given by -P accounts for compressed send."
92