#!/bin/sh
#
# Copyright (C) 2018 Nikos Mavrogiannopoulos
#
# This file is part of ocserv.
#
# ocserv is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the
# Free Software Foundation; either version 2 of the License, or (at
# your option) any later version.
#
# ocserv is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>

PKG_CONFIG="${PKG_CONFIG:-/usr/bin/pkg-config}"
SERV="${SERV:-../src/ocserv}"
srcdir=${srcdir:-.}
NO_NEED_ROOT=1
TMPFILE=pid.$$.tmp
OCCTL_SOCKET=./occtl-vhost0-$$.socket

VERBOSE=1

. `dirname $0`/common.sh

eval "${GETPORT}"

connect()
{
vhost=$1:$PORT
opts=$2
pass=$3
certhash=$4
COOKIE=''

echo $pass | LD_PRELOAD="libnss_wrapper.so:libsocket_wrapper.so" ${RAW_OPENCONNECT} ${vhost} -q $opts --servercert=${certhash} --authenticate --passwd-on-stdin >$TMPFILE 2>&1
grep COOKIE= $TMPFILE >/dev/null 2>&1
if test $? != 0;then
	cat $TMPFILE
	return 1
fi

return 0
}

echo "Testing vhosts backend with two username-password hosts and a certificate one... "

${OPENCONNECT} --version|grep 'Using OpenSSL' >/dev/null 2>&1
if test $? = 0;then
	# openconnect doesn't support server_name in these cases
	${PKG_CONFIG} --atleast-version=1.0.2 openssl
	test $? != 0 && exit 77
fi

update_config test-vhost-pass-cert.config
launch_simple_sr_server -p $TMPFILE -d 1 -f -c "${CONFIG}"
PID=$!
wait_server $PID

echo -n "Connecting to default host to obtain cookie (user without certificate)... "
connect "default.example.com" "-u test" "test" "pin-sha256:xp3scfzy3rOQsv9NcOve/8YVVv+pHr4qNCXEXrNl5s8="
if test $? != 0;then
	fail $PID "Failed to connect with user without certificate!"
fi
echo ok

echo -n "Connecting to pass2 host to obtain cookie with username from default... "
connect "pass2.example.com" "-u test" "test" "sha1:8e253ef2a87dd9188fe444702f2fe349d30af816"
if test $? = 0;then
	fail $PID "Connected to wrong host!"
fi
echo ok

echo -n "Connecting to pass2 host to obtain cookie with username... "
connect "pass2.example.com" "-u vhost" "vhost" "sha1:8e253ef2a87dd9188fe444702f2fe349d30af816"
if test $? != 0;then
	fail $PID "Could not connect to pass2!"
fi
echo ok

echo -n "Connecting to certificate host to obtain cookie with username from default... "
connect "cert.example.com" "-u test" "test" "sha1:8e253ef2a87dd9188fe444702f2fe349d30af816"
if test $? = 0;then
	fail $PID "Connected to wrong host!"
fi
echo ok

echo -n "Connecting to certificate host to obtain cookie (with certificate)... "
connect "cert.example.com" "-u test --sslkey ./certs/user-key.pem -c ./certs/user-cert.pem" "" "sha1:8e253ef2a87dd9188fe444702f2fe349d30af816"
if test $? != 0;then
	fail $PID "Failed to connect with certificate!"
fi
echo ok

echo -n "Connecting to certificate host to obtain cookie (with incorrect certificate)... "
connect "cert.example.com" "-u test --sslkey ./certs/user-key.pem -c ./certs/user-cert-wrong.pem" "" "sha1:8e253ef2a87dd9188fe444702f2fe349d30af816"
if test $? = 0;then
	fail $PID "Should not have connected with wrong certificate!"
fi
echo ok

echo -n "Connecting to pass2 host to obtain cookie (with certificate)... "
connect "pass2.example.com" "-u vhost --sslkey ./certs/user-key.pem -c ./certs/user-cert.pem" "" "sha1:8e253ef2a87dd9188fe444702f2fe349d30af816"
if test $? = 0;then
	fail $PID "Connected to wrong host with certificate!"
fi
echo ok

echo -n "Connecting to default host to obtain cookie (with certificate)... "
connect "default.example.com" "-u test --sslkey ./certs/user-key.pem -c ./certs/user-cert.pem" "" "pin-sha256:xp3scfzy3rOQsv9NcOve/8YVVv+pHr4qNCXEXrNl5s8="
if test $? = 0;then
	fail $PID "Connected to wrong host with certificate!"
fi
echo ok

echo "Adding new vhost and reloading..."

cat >>${CONFIG} <<_EOF
[vhost:pass3.example.com]
auth = plain[passwd=${srcdir}/data/test-vhost3.passwd]

ca-cert = ${srcdir}/certs/ca.pem

server-cert = ${srcdir}/certs/server-cert-secp521r1.pem
server-key = ${srcdir}/certs/server-key-secp521r1.pem

ipv4-network = 192.168.67.0
ipv4-netmask = 255.255.255.0
_EOF

kill -HUP $PID
sleep 5

echo -n "Sanity check to default host..."
connect "default.example.com" "-u test" "test" "pin-sha256:xp3scfzy3rOQsv9NcOve/8YVVv+pHr4qNCXEXrNl5s8="
if test $? != 0;then
	fail $PID "Failed to connect with user without certificate!"
fi
echo ok

echo -n "Sanity check to cert host..."
connect "cert.example.com" "-u test --sslkey ./certs/user-key.pem -c ./certs/user-cert.pem" "" "sha1:8e253ef2a87dd9188fe444702f2fe349d30af816"
if test $? != 0;then
	fail $PID "Failed to connect with certificate!"
fi
echo ok

echo -n "Connecting to pass3 host to obtain cookie with username... "
connect "pass3.example.com" "-u vhost2" "vhost2" "sha1:8e253ef2a87dd9188fe444702f2fe349d30af816"
if test $? != 0;then
	fail $PID "Could not connect to pass3!"
fi
echo ok

kill $PID
wait

rm -f $TMPFILE

exit 0