#
# 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 2007 Sun Microsystems, Inc.  All rights reserved.
# Use is subject to license terms.
#

#
# Copyright (c) 2016 by Delphix. All rights reserved.
#

. $STF_SUITE/include/libtest.shlib

#
# Get the checksum and size of the file.
#
function get_cksum # <file path>
{
	return $(cksum $1 | awk '{print $1 $2}')
}

#
# Compare the check sum of target files with the original file
#

function compare_cksum #<orig_data> <target_data1>...<target_datan>
{
	typeset orig_data=$1
	typeset orig_sum=$(get_cksum $orig_data)
	typeset target_sum=""
	typeset bad_data_list=""
	typeset -i bad_count=0

	shift
	for data in $@; do
		if [[ ! -e $data ]]; then
			bad_data_list="$bad_data_list $data"
			(( bad_count +=1 ))
			continue
		fi

		target_sum=$(get_cksum $data)
		if [[ $target_sum != $orig_sum ]]; then
			bad_data_list="$bad_data_list $data"
			(( bad_count +=1 ))
		fi
	done

	[[ $bad_data_list != "" ]] && \
		log_fail "Data corruptions appear during send->receive." \
			"There are total $bad_count corruptions. They are:\n"\
			"$bad_data_list"
}

#
# Check the received dataset exists or not
#
function receive_check #<dataset1>...<datasetn>
{
	typeset bad_rst_tgts=""

	for dataset in $@; do
		! datasetexists $dataset && \
			bad_rst_tgts="$bad_rst_tgts $dataset"
	done

	if [[ $bad_rst_tgts != "" ]]; then
		log_fail "Restoring fails. The specified datasets"\
			"$bad_rst_tgts are not being received."
	fi
}