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#!/bin/ksh -p
#
# This file and its contents are supplied under the terms of the
# Common Development and Distribution License ("CDDL"), version 1.0.
# You may only use this file in accordance with the terms of version
# 1.0 of the CDDL.
#
# A full copy of the text of the CDDL should have accompanied this
# source. A copy of the CDDL is also available via the Internet at
# http://www.illumos.org/license/CDDL.
#
#
# Copyright (c) 2015, Delphix. All rights reserved.
#
. $STF_SUITE/tests/functional/rsend/rsend.kshlib
. $STF_SUITE/include/properties.shlib
#
# Description:
# Verify the stream size estimate given by -P accounts for compressed send.
# Verify the stream size given by -P accounts for compressed send."
#
# Strategy:
# 1. For datasets of varied compression types do the following:
# 2. Write data, verify stream size estimates with and without -c
#
verify_runnable "both"
typeset send_ds="$POOL2/testfs"
typeset send_vol="$POOL2/vol"
typeset send_voldev="$ZVOL_DEVDIR/$POOL2/vol"
typeset file="$BACKDIR/file.0"
typeset megs="16"
typeset compress
function get_estimated_size
{
typeset cmd=$1
typeset ds=${cmd##* }
if is_freebsd; then
mkdir -p $BACKDIR
typeset tmpfile=$(TMPDIR=$BACKDIR mktemp)
else
typeset tmpfile=$(mktemp -p $BACKDIR)
fi
eval "$cmd >$tmpfile"
[[ $? -eq 0 ]] || log_fail "get_estimated_size: $cmd"
typeset size=$(eval "awk '\$2 == \"$ds\" {print \$3}' $tmpfile")
rm -f $tmpfile
echo $size
}
log_assert "Verify the stream size given by -P accounts for compressed send."
log_onexit cleanup_pool $POOL2
write_compressible $BACKDIR ${megs}m
for compress in "${compress_prop_vals[@]}"; do
datasetexists $send_ds && log_must_busy zfs destroy -r $send_ds
datasetexists $send_vol && log_must_busy zfs destroy -r $send_vol
log_must zfs create -o compress=$compress $send_ds
log_must zfs create -V 1g -o compress=$compress $send_vol
block_device_wait $send_voldev
typeset dir=$(get_prop mountpoint $send_ds)
log_must cp $file $dir
log_must zfs snapshot $send_ds@snap
log_must dd if=$file of=$send_voldev
log_must zfs snapshot $send_vol@snap
typeset ds_size=$(get_estimated_size "zfs send -nP $send_ds@snap")
typeset ds_lrefer=$(get_prop lrefer $send_ds)
within_percent $ds_size $ds_lrefer 90 || log_fail \
"$ds_size and $ds_lrefer differed by too much"
typeset vol_size=$(get_estimated_size "zfs send -nP $send_vol@snap")
typeset vol_lrefer=$(get_prop lrefer $send_vol)
within_percent $vol_size $vol_lrefer 90 || log_fail \
"$vol_size and $vol_lrefer differed by too much"
typeset ds_csize=$(get_estimated_size "zfs send -nP -c $send_ds@snap")
typeset ds_refer=$(get_prop refer $send_ds)
within_percent $ds_csize $ds_refer 90 || log_fail \
"$ds_csize and $ds_refer differed by too much"
typeset vol_csize=$(get_estimated_size "zfs send -nP -c $send_vol@snap")
typeset vol_refer=$(get_prop refer $send_vol)
within_percent $vol_csize $vol_refer 90 || log_fail \
"$vol_csize and $vol_refer differed by too much"
done
log_pass "The stream size given by -P accounts for compressed send."
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