#	$NetBSD: t_pppoe.sh,v 1.2 2016/08/07 23:34:31 pgoyette Exp $
#
# Copyright (c) 2016 Internet Initiative Japan Inc.
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server="rump_server -lrump -lrumpnet -lrumpnet_net -lrumpnet_netinet	\
		    -lrumpnet_netinet6 -lrumpnet_shmif -lrumpdev	\
		    -lrumpnet_pppoe"
HIJACKING="env LD_PRELOAD=/usr/lib/librumphijack.so"

SERVER=unix://commsock1
CLIENT=unix://commsock2

SERVER_IP=10.3.3.1
CLIENT_IP=10.3.3.3
AUTHNAME=foobar@baz.com
SECRET=oink
BUS=bus0
TIMEOUT=3
WAITTIME=5
DEBUG=false

atf_test_case pap cleanup

setup()
{
	atf_check -s exit:0 ${server} $SERVER
	atf_check -s exit:0 ${server} $CLIENT

	export RUMP_SERVER=$SERVER
	atf_check -s exit:0 rump.ifconfig shmif0 create
	atf_check -s exit:0 rump.ifconfig shmif0 linkstr $BUS
	atf_check -s exit:0 rump.ifconfig shmif0 up

	atf_check -s exit:0 rump.ifconfig pppoe0 create
	atf_check -s exit:0 rump.ifconfig pppoe0 inet $SERVER_IP $CLIENT_IP down
	atf_check -s exit:0 rump.ifconfig pppoe0 link0

	$DEBUG && rump.ifconfig
	$DEBUG && $HIJACKING pppoectl -d pppoe0

	atf_check -s exit:0 -x "$HIJACKING pppoectl -e shmif0 pppoe0"
	unset RUMP_SERVER

	export RUMP_SERVER=$CLIENT
	atf_check -s exit:0 rump.ifconfig shmif0 create
	atf_check -s exit:0 rump.ifconfig shmif0 linkstr $BUS
	atf_check -s exit:0 rump.ifconfig shmif0 up

	atf_check -s exit:0 rump.ifconfig pppoe0 create
	atf_check -s exit:0 rump.ifconfig pppoe0 inet 0.0.0.0 0.0.0.1 down

	atf_check -s exit:0 -x "$HIJACKING pppoectl -e shmif0 pppoe0"
	unset RUMP_SERVER
}
cleanup()
{
	env RUMP_SERVER=$SERVER rump.halt
	env RUMP_SERVER=$CLIENT rump.halt
}

pap_head()
{
	atf_set "descr" "Does simple pap tests"
	atf_set "require.progs" "rump_server pppoectl"
}

wait_for_session_established()
{
	local dontfail=$1
	local n=$WAITTIME

	for i in $(seq $n); do
		$HIJACKING pppoectl -d pppoe0 |grep -q "state = session"
		[ $? = 0 ] && return
		sleep 1
	done

	if [ $dontfail != "dontfail" ]; then
		atf_fail "Couldn't connect to the server for $n seconds."
	fi
}

pap_body()
{
	local auth=pap
	setup

	export RUMP_SERVER=$SERVER
	local setup_serverparam="pppoectl pppoe0 hisauthproto=$auth \
				    'hisauthname=$AUTHNAME' \
				    'hisauthsecret=$SECRET' \
				    'myauthproto=none'"
	atf_check -s exit:0 -x "$HIJACKING $setup_serverparam"
	atf_check -s exit:0 rump.ifconfig pppoe0 up
	unset RUMP_SERVER

	export RUMP_SERVER=$CLIENT
	local setup_clientparam="pppoectl pppoe0 myauthproto=$auth \
				    'myauthname=$AUTHNAME' \
				    'myauthsecret=$SECRET' \
				    'hisauthproto=none'"
	atf_check -s exit:0 -x "$HIJACKING $setup_clientparam"
	atf_check -s exit:0 rump.ifconfig pppoe0 up
	$DEBUG && rump.ifconfig
	wait_for_session_established
	atf_check -s exit:0 -o ignore rump.ping -c 1 -w $TIMEOUT $SERVER_IP
	unset RUMP_SERVER

	# test for disconnection from server
	atf_check -s exit:0 -x "env RUMP_SERVER=$SERVER rump.ifconfig pppoe0 down"
	export RUMP_SERVER=$CLIENT
	atf_check -s not-exit:0 -o ignore -e ignore \
	    rump.ping -c 1 -w $TIMEOUT $SERVER_IP
	atf_check -s exit:0 -o match:'PADI sent' -x "$HIJACKING pppoectl -d pppoe0"
	unset RUMP_SERVER

	# test for recoonecting
	atf_check -s exit:0 -x "env RUMP_SERVER=$SERVER rump.ifconfig pppoe0 up"
	export RUMP_SERVER=$CLIENT
	wait_for_session_established
	atf_check -s exit:0 -o ignore rump.ping -c 1 -w $TIMEOUT $SERVER_IP
	unset RUMP_SERVER

	# test for disconnection from client
	atf_check -s exit:0 -x "env RUMP_SERVER=$CLIENT rump.ifconfig pppoe0 down"
	export RUMP_SERVER=$SERVER
	$DEBUG && $HIJACKING pppoectl -d pppoe0
	atf_check -s not-exit:0 -o ignore -e ignore \
	    rump.ping -c 1 -w $TIMEOUT $CLIENT_IP
	atf_check -s exit:0 -o match:'initial' -x "$HIJACKING pppoectl -d pppoe0"
	unset RUMP_SERVER

	# test for recconecting
	export RUMP_SERVER=$CLIENT
	atf_check -s exit:0 -x rump.ifconfig pppoe0 up
	wait_for_session_established
	$DEBUG && rump.ifconfig pppoe0
	$DEBUG && $HIJACKING pppoectl -d pppoe0
	unset RUMP_SERVER

	export RUMP_SERVER=$SERVER
	atf_check -s exit:0 -o ignore rump.ping -c 1 -w $TIMEOUT $CLIENT_IP
	atf_check -s exit:0 -o match:'session' -x "$HIJACKING pppoectl -d pppoe0"
	$DEBUG && HIJACKING pppoectl -d pppoe0
	unset RUMP_SERVER

	# test for invalid password
	export RUMP_SERVER=$CLIENT
	atf_check -s exit:0 rump.ifconfig pppoe0 down
	local setup_clientparam="pppoectl pppoe0 myauthproto=$auth \
				    'myauthname=$AUTHNAME' \
				    'myauthsecret=invalidsecret' \
				    'hisauthproto=none'"
	atf_check -s exit:0 -x "$HIJACKING $setup_clientparam"
	atf_check -s exit:0 rump.ifconfig pppoe0 up
	wait_for_session_established dontfail
	atf_check -s not-exit:0 -o ignore -e ignore \
	    rump.ping -c 1 -w $TIMEOUT $SERVER_IP
	atf_check -s exit:0 -o match:'initial' -x "$HIJACKING pppoectl -d pppoe0"
	unset RUMP_SERVER
}

pap_cleanup()
{
	cleanup
}
atf_init_test_cases()
{
	atf_add_test_case pap
}