openconnect/tests/juniper-auth

#!/bin/sh
#
# Copyright © 2021 Daniel Lenski
#
# This file is part of openconnect.
#
# This is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public License
# as published by the Free Software Foundation; either version 2.1 of
# the License, or (at your option) any later version.
#
# This library 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
# Lesser 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/>

# This test uses LD_PRELOAD
PRELOAD=1
srcdir=${srcdir:-.}
top_builddir=${top_builddir:-..}

. `dirname $0`/common.sh

FINGERPRINT="--servercert=d66b507ae074d03b02eafca40d35f87dd81049d3"
CERT=$certdir/server-cert.pem
KEY=$certdir/server-key.pem
FAKE_TOKEN="--token-mode=totp --token-secret=ABCD"

echo "Testing Juniper auth against fake server ..."

OCSERV=${srcdir}/fake-juniper-server.py
launch_simple_sr_server $ADDRESS 443 $CERT $KEY > /dev/null 2>&1
PID=$!
wait_server $PID

echo -n "frmLogin with username/password"
( echo "test" | LD_PRELOAD=libsocket_wrapper.so $OPENCONNECT --protocol=nc -q $ADDRESS:443 -u test $FINGERPRINT --cookieonly >/dev/null 2>&1) ||
    fail $PID "Could not receive cookie from fake Juniper server"

echo ok

echo -n "frmLogin with username/password/authgroup"
( echo "test" | LD_PRELOAD=libsocket_wrapper.so $OPENCONNECT --protocol=nc -q $ADDRESS:443/?realms=xyz,abc,def --authgroup=abc -u test $FINGERPRINT --cookieonly >/dev/null 2>&1) ||
    fail $PID "Could not receive cookie from fake Juniper server"

echo ok

echo -n "frmLogin with username/password/token-as-2nd-password"
( echo "test" | LD_PRELOAD=libsocket_wrapper.so $OPENCONNECT --protocol=nc -q $ADDRESS:443/?token_form=frmLogin -u test $FAKE_TOKEN $FINGERPRINT --cookieonly >/dev/null 2>&1) ||
    fail $PID "Could not receive cookie from fake Juniper server"

echo ok

echo -n "frmLogin with username/password → frmTotpToken"
( echo "test" | LD_PRELOAD=libsocket_wrapper.so $OPENCONNECT --protocol=nc -q $ADDRESS:443/?token_form=frmTotpToken -u test $FAKE_TOKEN $FINGERPRINT --cookieonly >/dev/null 2>&1) ||
    fail $PID "Could not receive cookie from fake Juniper server"

echo ok

echo -n "frmLogin with username/password → frmDefender → frmConfirmation"
( echo "test" | LD_PRELOAD=libsocket_wrapper.so $OPENCONNECT --protocol=nc -q "$ADDRESS:443/?token_form=frmDefender&confirm=1" -u test $FAKE_TOKEN $FINGERPRINT --cookieonly >/dev/null 2>&1) ||
    fail $PID "Could not receive cookie from fake Juniper server"

echo ok

echo -n "frmLogin with username/password → frmNextToken"
( echo "test" | LD_PRELOAD=libsocket_wrapper.so $OPENCONNECT --protocol=nc -q $ADDRESS:443/?token_form=frmNextToken -u test $FAKE_TOKEN $FINGERPRINT --cookieonly >/dev/null 2>&1) ||
    fail $PID "Could not receive cookie from fake Juniper server"

ok

# --authgroup will now fill in EITHER the role and/or the realm
echo -n "frmLogin with username/password → frmConfirmation → frmSelectRoles"
( echo "test" | LD_PRELOAD=libsocket_wrapper.so $OPENCONNECT --protocol=nc -q "$ADDRESS:443/?confirm=1&roles=foo,bar,baz" --authgroup=bar -u test $FINGERPRINT --cookieonly >/dev/null 2>&1) ||
    fail $PID "Could not receive cookie from fake Juniper server"

echo ok

echo -n "frmLogin with username/password, then proceeding to tunnel stage... "
echo "test" | LD_PRELOAD=libsocket_wrapper.so $OPENCONNECT --protocol=nc -q $ADDRESS:443 -u test $FINGERPRINT >/dev/null 2>&1
test $? = 2 || # what OpenConnect returns when server rejects cookie upon tunnel connection, as the fake server does
    fail $PID "Something went wrong in fake Juniper server (other than the expected rejection of cookie)"

echo ok

cleanup

exit 0