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#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License (the "License").
# You may not use this file except in compliance with the License.
#
# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
# or http://www.opensolaris.org/os/licensing.
# See the License for the specific language governing permissions
# and limitations under the License.
#
# When distributing Covered Code, include this CDDL HEADER in each
# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
# If applicable, add the following below this CDDL HEADER, with the
# fields enclosed by brackets "[]" replaced with your own identifying
# information: Portions Copyright [yyyy] [name of copyright owner]
#
# CDDL HEADER END
#
#
# Copyright 2008 Sun Microsystems, Inc. All rights reserved.
# Use is subject to license terms.
#
#
# Copyright (c) 2012, 2016 by Delphix. All rights reserved.
#
. $STF_SUITE/include/libtest.shlib
. $STF_SUITE/tests/functional/cli_root/zfs_copies/zfs_copies.cfg
#
# Compare the value of copies property with specified value
# $1, the dataset name
# $2, the expected copies value
#
function cmp_prop
{
typeset ds=$1
typeset val_expect=$2
typeset val_actual
val_actual=$(get_prop copies $ds)
if [[ $val_actual != $val_expect ]]; then
log_fail "Expected value ($val_expect) != actual value " \
"($val_actual)"
fi
}
#
# Check the used space is charged correctly
# $1, the number of used space
# $2, the expected common factor between the used space and the file space
#
function check_used
{
typeset charged_spc=$1
typeset -i used
typeset -i expected_cfactor=$2
typeset -i cfactor
typeset -i fsize=${FILESIZE%[m|M]}
((used = $charged_spc / 1024 / 1024))
((cfactor = used / fsize))
if ((cfactor != expected_cfactor)); then
log_fail "The space is not charged correctly while setting" \
"copies as $expected_cfactor."
fi
}
#
# test ncopies on volume
# $1 test type zfs|ufs|ext2
# $2 copies
# $3 mntp for ufs|ext2 test
function do_vol_test
{
typeset type=$1
typeset copies=$2
typeset mntp=$3
vol=$TESTPOOL/$TESTVOL1
vol_b_path=$ZVOL_DEVDIR/$TESTPOOL/$TESTVOL1
vol_r_path=$ZVOL_RDEVDIR/$TESTPOOL/$TESTVOL1
log_must zfs create -V $VOLSIZE -o copies=$copies $vol
log_must zfs set refreservation=none $vol
block_device_wait
case "$type" in
"ext2")
if is_freebsd; then
log_unsupported "ext2 test not implemented for freebsd"
fi
log_must eval "new_fs $vol_r_path >/dev/null 2>&1"
log_must mount -o rw $vol_b_path $mntp
;;
"ufs")
if is_linux; then
log_unsupported "ufs test not implemented for linux"
fi
log_must eval "new_fs $vol_r_path >/dev/null 2>&1"
log_must mount $vol_b_path $mntp
;;
"zfs")
if is_freebsd; then
# Pool creation on zvols is forbidden by default.
# Save and restore the current setting.
typeset _saved=$(get_tunable VOL_RECURSIVE)
log_must set_tunable64 VOL_RECURSIVE 1 # Allow
zpool create $TESTPOOL1 $vol_b_path
typeset _zpool_create_result=$?
log_must set_tunable64 VOL_RECURSIVE $_saved # Restore
log_must test $_zpool_create_result = 0
else
log_must zpool create $TESTPOOL1 $vol_b_path
fi
log_must zfs create $TESTPOOL1/$TESTFS1
;;
*)
log_unsupported "$type test not implemented"
;;
esac
((nfilesize = copies * ${FILESIZE%m}))
pre_used=$(get_prop used $vol)
((target_size = pre_used + nfilesize))
if [[ $type == "zfs" ]]; then
log_must mkfile $FILESIZE /$TESTPOOL1/$TESTFS1/$FILE
else
log_must mkfile $FILESIZE $mntp/$FILE
fi
post_used=$(get_prop used $vol)
((retries = 0))
while ((post_used < target_size && retries++ < 42)); do
sleep 1
post_used=$(get_prop used $vol)
done
((used = post_used - pre_used))
if ((used < nfilesize)); then
log_fail "The space is not charged correctly while setting" \
"copies as $copies ($used < $nfilesize)" \
"pre=${pre_used} post=${post_used}"
fi
if [[ $type == "zfs" ]]; then
log_must zpool destroy $TESTPOOL1
else
log_must umount $mntp
fi
log_must zfs destroy $vol
}
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