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# $NetBSD: common.sh,v 1.8 2020/06/05 03:24:58 knakahara Exp $
#
# Copyright (c) 2017 Internet Initiative Japan Inc.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
HIJACKING_NPF="${HIJACKING},blanket=/dev/npf"
test_flush_entries()
{
local sock=$1
export RUMP_SERVER=$sock
atf_check -s exit:0 -o empty $HIJACKING setkey -F
atf_check -s exit:0 -o empty $HIJACKING setkey -F -P
atf_check -s exit:0 -o match:"No SAD entries." $HIJACKING setkey -D -a
atf_check -s exit:0 -o match:"No SPD entries." $HIJACKING setkey -D -P
}
check_sa_entries()
{
local sock=$1
local local_addr=$2
local remote_addr=$3
export RUMP_SERVER=$sock
$DEBUG && $HIJACKING setkey -D
atf_check -s exit:0 -o match:"$local_addr $remote_addr" \
$HIJACKING setkey -D
atf_check -s exit:0 -o match:"$remote_addr $local_addr" \
$HIJACKING setkey -D
# TODO: more detail checks
}
check_sp_entries()
{
local sock=$1
local local_addr=$2
local remote_addr=$3
export RUMP_SERVER=$sock
$DEBUG && $HIJACKING setkey -D -P
atf_check -s exit:0 \
-o match:"$local_addr\[any\] $remote_addr\[any\] 255\(reserved\)" \
$HIJACKING setkey -D -P
atf_check -s exit:0 \
-o match:"$remote_addr\[any\] $local_addr\[any\] 255\(reserved\)" \
$HIJACKING setkey -D -P
# TODO: more detail checks
}
generate_pktproto()
{
local proto=$1
if [ $proto = ipcomp ]; then
echo IPComp
else
echo $proto | tr 'a-z' 'A-Z'
fi
}
get_natt_port()
{
local local_addr=$1
local remote_addr=$2
local port=""
# 10.0.1.2:4500 20.0.0.2:4500 shmif1 20.0.0.1:35574
port=$($HIJACKING_NPF npfctl list | grep $local_addr | awk -F "${remote_addr}:" '/4500/ {print $2;}')
echo $port
}
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