#! /bin/sh
# $OpenLDAP$
## This work is part of OpenLDAP Software <http://www.openldap.org/>.
##
## Copyright 1998-2021 The OpenLDAP Foundation.
## All rights reserved.
##
## Redistribution and use in source and binary forms, with or without
## modification, are permitted only as authorized by the OpenLDAP
## Public License.
##
## A copy of this license is available in the file LICENSE in the
## top-level directory of the distribution or, alternatively, at
## <http://www.OpenLDAP.org/license.html>.

echo "running defines.sh"
. $SRCDIR/scripts/defines.sh

if test $WITH_TLS = no ; then
        echo "TLS support not available, test skipped"
        exit 0
fi

openssl=`command -v openssl 2>/dev/null`
certtool=`command -v certtool 2>/dev/null`
base64=`command -v base64 2>/dev/null`

mkdir -p $TESTDIR $DBDIR1
cp -r $DATADIR/tls $TESTDIR

cd $TESTWD

if test -z "$TLS_PEERKEY_HASHALG"; then
	TLS_PEERKEY_HASHALG=sha256
fi
if test -n "${openssl}"; then
	TLS_PEERKEY="`"${openssl}" x509 -pubkey -noout -in $TESTDIR/tls/certs/localhost.crt | \
		"${openssl}" rsa -pubin -outform der 2>/dev/null | \
		"${openssl}" enc -base64 2>/dev/null`"

	TLS_PEERKEY_HASHED="$TLS_PEERKEY_HASHALG:`"${openssl}" x509 -pubkey -noout -in $TESTDIR/tls/certs/localhost.crt | \
		"${openssl}" rsa -pubin -outform der 2>/dev/null | \
		"${openssl}" dgst "-$TLS_PEERKEY_HASHALG" -binary 2>/dev/null | \
		"${openssl}" enc -base64 2>/dev/null`"

	TLS_PEERKEY_HASHED_FAIL="$TLS_PEERKEY_HASHALG:`echo \"a fake key to hash\" | \
		"${openssl}" dgst "-$TLS_PEERKEY_HASHALG" -binary 2>/dev/null | \
		"${openssl}" enc -base64 2>/dev/null`"
elif test -n "${certtool}" && test -n "${base64}"; then
	echo "OpenSSL not found, falling back to certtool"
	echo "This will not exercise hashed pin functionality"
	TLS_PEERKEY="`"${certtool}" --certificate-pubkey --outder \
		--infile $TESTDIR/tls/certs/localhost.crt \
		--load-pubkey $TESTDIR/tls/certs/localhost.crt \
		| "${base64}"`"
else
	echo "No way to extract the public key from certificate, key pinning tests will be skipped..."
fi

echo "Starting ldap:/// slapd on TCP/IP port $PORT1 and ldaps:/// slapd on $PORT2..."
. $CONFFILTER $BACKEND < $TLSCONF > $CONF1
$SLAPD -f $CONF1 -h "$URI1 $SURI2" -d $LVL > $LOG1 2>&1 &
PID=$!
if test $WAIT != 0 ; then
    echo PID $PID
    read foo
fi
KILLPIDS="$PID"

sleep 1

for i in 0 1 2 3 4 5; do
	$LDAPSEARCH -s base -b "" -H $URI1 \
		'objectclass=*' > /dev/null 2>&1
        RC=$?
        if test $RC = 0 ; then
                break
        fi
        echo "Waiting 5 seconds for slapd to start..."
        sleep 5
done

if test $RC != 0 ; then
	echo "ldapsearch failed ($RC)!"
	test $KILLSERVERS != no && kill -HUP $KILLPIDS
	exit $RC
fi

echo -n "Using ldapsearch with startTLS with no server cert validation...."
$LDAPSEARCH -o tls_reqcert=never -ZZ -b "" -s base -H $URIP1 \
	'@extensibleObject' > $SEARCHOUT 2>&1
RC=$?
if test $RC != 0 ; then
	echo "ldapsearch (startTLS) failed ($RC)!"
	test $KILLSERVERS != no && kill -HUP $KILLPIDS
	exit $RC
else
	echo "success"
fi

echo -n "Using ldapsearch with startTLS with hard require cert...."
$LDAPSEARCH -o tls_cacert=$TESTDIR/tls/ca/certs/testsuiteCA.crt -o tls_reqcert=hard -ZZ -b "" -s base -H $URIP1 \
	'@extensibleObject' > $SEARCHOUT 2>&1
RC=$?
if test $RC != 0 ; then
	echo "ldapsearch (startTLS) failed ($RC)!"
	test $KILLSERVERS != no && kill -HUP $KILLPIDS
	exit $RC
else
	echo "success"
fi

if test $WITH_TLS_TYPE = openssl ; then
	echo -n "Using ldapsearch with startTLS and specific protocol version...."
	$LDAPSEARCH -o tls_cacert=$TESTDIR/tls/ca/certs/testsuiteCA.crt -o tls_reqcert=hard -o tls_protocol_min=3.3 -ZZ -b "" -s base -H $URIP1 \
		'@extensibleObject' > $SEARCHOUT 2>&1
	RC=$?
	if test $RC != 0 ; then
		echo "ldapsearch (protocol-min) failed ($RC)!"
		test $KILLSERVERS != no && kill -HUP $KILLPIDS
		exit $RC
	else
		echo "success"
	fi
fi

echo -n "Using ldapsearch with StartTLS and pinning enabled but a pin that doesn't match..."
$LDAPSEARCH -o tls_reqcert=never -o tls_peerkey_hash=abcd -ZZ \
	-b "" -s base -H $URIP1 '@extensibleObject' > $SEARCHOUT 2>&1
RC=$?
if test $RC = 0 ; then
	echo "ldapsearch (StartTLS) succeeded when it should have failed($RC)!"
	test $KILLSERVERS != no && kill -HUP $KILLPIDS
	exit 1
else
	echo "failed correctly with error code ($RC)"
fi

echo -n "Using ldapsearch with StartTLS and a valid plaintext pin..."
if test -n "$TLS_PEERKEY"; then
	$LDAPSEARCH -o tls_reqcert=hard -o tls_cacert=$TESTDIR/tls/ca/certs/testsuiteCA.crt \
		-o tls_peerkey_hash="${TLS_PEERKEY}" \
		-ZZ -b "" -s base -H $URIP1 '@extensibleObject' > $SEARCHOUT 2>&1
	RC=$?
	if test $RC != 0 ; then
		echo "ldapsearch (StartTLS) failed ($RC)!"
		test $KILLSERVERS != no && kill -HUP $KILLPIDS
		exit $RC
	else
		echo "success"
	fi
else
	echo "skipped"
fi

echo -n "Using ldapsearch with StartTLS and an invalid hashed pin..."
if test -n "$TLS_PEERKEY_HASHED_FAIL"; then
	$LDAPSEARCH -o tls_reqcert=hard -o tls_cacert=$TESTDIR/tls/ca/certs/testsuiteCA.crt \
		-o tls_peerkey_hash="${TLS_PEERKEY_HASHED_FAIL}" \
		-ZZ -b "" -s base -H $URIP1 '@extensibleObject' > $SEARCHOUT 2>&1
	RC=$?
	if test $RC = 0 ; then
		echo "ldapsearch (StartTLS) succeeded when it should have failed($RC)!"
		test $KILLSERVERS != no && kill -HUP $KILLPIDS
		exit 1
	else
		echo "failed correctly with error code ($RC)"
	fi
else
	echo "skipped"
fi

echo -n "Using ldapsearch with StartTLS and a valid hashed pin..."
if test -n "$TLS_PEERKEY_HASHED"; then
	$LDAPSEARCH -o tls_reqcert=hard -o tls_cacert=$TESTDIR/tls/ca/certs/testsuiteCA.crt \
		-o tls_peerkey_hash="${TLS_PEERKEY_HASHED}" \
		-ZZ -b "" -s base -H $URIP1 '@extensibleObject' > $SEARCHOUT 2>&1
	RC=$?
	if test $RC != 0 ; then
		echo "ldapsearch (StartTLS) failed ($RC)!"
		test $KILLSERVERS != no && kill -HUP $KILLPIDS
		exit $RC
	else
		echo "success"
	fi
else
	echo "skipped"
fi

echo -n "Using ldapsearch on $SURI2 with no server cert validation..."
$LDAPSEARCH -o tls_reqcert=never -b "cn=Subschema" -s base -H $SURIP2 \
	'(&(objectClasses=top)(objectClasses=2.5.6.0))' cn objectClass \
	>> $SEARCHOUT  2>&1
RC=$?
if test $RC != 0 ; then
	echo "ldapsearch (ldaps) failed($RC)!"
	test $KILLSERVERS != no && kill -HUP $KILLPIDS
	exit $RC
else
	echo "success"
fi

echo -n "Using ldapsearch on $SURI2 with reqcert HARD and no CA cert.  Should fail..."
$LDAPSEARCH -o tls_reqcert=hard -b "cn=Subschema" -s base -H $SURIP2 \
	'(&(objectClasses=top)(objectClasses=2.5.6.0))' cn objectClass \
	>> $SEARCHOUT  2>&1
RC=$?
if test $RC = 0 ; then
	echo "ldapsearch (ldaps) succeeded when it should have failed($RC)!"
	test $KILLSERVERS != no && kill -HUP $KILLPIDS
	exit 1
else
	echo "failed correctly with error code ($RC)"
fi

echo -n "Using ldapsearch on $SURI2 with CA cert and reqcert HARD..."
$LDAPSEARCH -o tls_cacert=$TESTDIR/tls/ca/certs/testsuiteCA.crt -o tls_reqcert=hard -b "cn=Subschema" -s base -H $SURIP2 \
	'(&(objectClasses=top)(objectClasses=2.5.6.0))' cn objectClass \
	>> $SEARCHOUT  2>&1
RC=$?
if test $RC != 0 ; then
	echo "ldapsearch (ldaps) failed ($RC)!"
	test $KILLSERVERS != no && kill -HUP $KILLPIDS
	exit $RC
else
	echo "success"
fi

echo -n "Using ldapsearch on $SURI2 with pinning enabled but a pin that doesn't match..."
$LDAPSEARCH -o tls_reqcert=never -o tls_peerkey_hash=abcd \
	-b "cn=Subschema" -s base -H $SURIP2 \
	'(&(objectClasses=top)(objectClasses=2.5.6.0))' cn objectClass \
	>> $SEARCHOUT  2>&1
RC=$?
if test $RC = 0 ; then
	echo "ldapsearch (ldaps) succeeded when it should have failed($RC)!"
	test $KILLSERVERS != no && kill -HUP $KILLPIDS
	exit 1
else
	echo "failed correctly with error code ($RC)"
fi

echo -n "Using ldapsearch on $SURI2 with a valid plaintext pin..."
if test -n "$TLS_PEERKEY"; then
	$LDAPSEARCH -o tls_cacert=$TESTDIR/tls/ca/certs/testsuiteCA.crt -o tls_reqcert=hard \
		-o tls_peerkey_hash="${TLS_PEERKEY}" -b "cn=Subschema" -s base -H $SURIP2 \
		'(&(objectClasses=top)(objectClasses=2.5.6.0))' cn objectClass \
		>> $SEARCHOUT  2>&1
	RC=$?
	if test $RC != 0 ; then
		echo "ldapsearch (ldaps) failed ($RC)!"
		test $KILLSERVERS != no && kill -HUP $KILLPIDS
		exit $RC
	else
		echo "success"
	fi
else
	echo "skipped"
fi

echo -n "Using ldapsearch on $SURI2 with an invalid hashed pin..."
if test -n "$TLS_PEERKEY_HASHED_FAIL"; then
	$LDAPSEARCH -o tls_cacert=$TESTDIR/tls/ca/certs/testsuiteCA.crt -o tls_reqcert=hard \
		-o tls_peerkey_hash="${TLS_PEERKEY_HASHED_FAIL}" -b "cn=Subschema" -s base -H $SURIP2 \
		'(&(objectClasses=top)(objectClasses=2.5.6.0))' cn objectClass \
		>> $SEARCHOUT  2>&1
	RC=$?
	if test $RC = 0 ; then
		echo "ldapsearch (ldaps) succeeded when it should have failed($RC)!"
		test $KILLSERVERS != no && kill -HUP $KILLPIDS
		exit 1
	else
		echo "failed correctly with error code ($RC)"
	fi
else
	echo "skipped"
fi

echo -n "Using ldapsearch on $SURI2 with a valid hashed pin..."
if test -n "$TLS_PEERKEY_HASHED"; then
	$LDAPSEARCH -o tls_cacert=$TESTDIR/tls/ca/certs/testsuiteCA.crt -o tls_reqcert=hard \
		-o tls_peerkey_hash="${TLS_PEERKEY_HASHED}" -b "cn=Subschema" -s base -H $SURIP2 \
		'(&(objectClasses=top)(objectClasses=2.5.6.0))' cn objectClass \
		>> $SEARCHOUT  2>&1
	RC=$?
	if test $RC != 0 ; then
		echo "ldapsearch (ldaps) failed ($RC)!"
		test $KILLSERVERS != no && kill -HUP $KILLPIDS
		exit $RC
	else
		echo "success"
	fi
else
	echo "skipped"
fi

test $KILLSERVERS != no && kill -HUP $KILLPIDS

echo ">>>>> Test succeeded"
RC=0

test $KILLSERVERS != no && wait

exit $RC