#! /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 $SYNCPROV = syncprovno; then
	echo "Syncrepl provider overlay not available, test skipped"
	exit 0
fi

CONFDIR=$TESTDIR/slapd.d
DBDIR=$TESTDIR/db
RCOUT=$TESTDIR/rcout

mkdir -p $TESTDIR $CONFDIR $DBDIR

$SLAPPASSWD -g -n >$CONFIGPWF

#
# Test dynamic add/delete of syncprov overlay:
# - Create minimal back-conf setup
# - Add syncprov overlay to the cn=config database
# - Remove the overlay again
#

echo "Starting slapd on TCP/IP port $PORT1... $PWD"
. $CONFFILTER $BACKEND < $DYNAMICCONF > $CONFLDIF
$SLAPADD -F $CONFDIR -n 0 -l $CONFLDIF
cd $TESTDIR
$SLAPD -F ./slapd.d -h $URI1 -d $LVL > $LOG1 2>&1 &
PID=$!
if test $WAIT != 0 ; then
    echo PID $PID
    read foo
fi
KILLPIDS="$PID"
cd $TESTWD

sleep 1

echo "Using ldapsearch to check that slapd is running..."
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 "Inserting syncprov overlay ..."
if [ "$SYNCPROV" = syncprovmod ]; then
	$LDAPADD -D cn=config -H $URI1 -y $CONFIGPWF <<EOF > $TESTOUT 2>&1
dn: cn=module,cn=config
objectClass: olcModuleList
cn: module
olcModulePath: $TESTWD/../servers/slapd/overlays
olcModuleLoad: syncprov.la
EOF
	RC=$?
	if test $RC != 0 ; then
		echo "ldapadd failed for moduleLoad ($RC)!"
		test $KILLSERVERS != no && kill -HUP $KILLPIDS
		exit $RC
	fi
fi
read CONFIGPW < $CONFIGPWF
$LDAPMODIFY -D cn=config -H $URI1 -y $CONFIGPWF <<EOF >> $TESTOUT 2>&1
dn: olcOverlay=syncprov,olcDatabase={0}config,cn=config
changetype: add
objectClass: olcOverlayConfig
objectClass: olcSyncProvConfig
olcOverlay: syncprov
EOF

RC=$?
if test $RC != 0 ; then
	echo "ldapmodify failed for syncrepl config ($RC)!"
	test $KILLSERVERS != no && kill -HUP $KILLPIDS
	exit $RC
fi

echo "Starting a refreshAndPersist search in background"
rm -f $RCOUT
(
  $LDAPSEARCH -D cn=config -H $URI1 -y $CONFIGPWF -bcn=config -E \!sync=rp >/dev/null 2>&1
  RC=$?
  echo $RC > $RCOUT
  exit $RC
) &

SEARCHPID=$!

sleep 2

echo "Removing syncprov overlay again ..."
$LDAPDELETE -D cn=config -H $URI1 -y $CONFIGPWF <<EOF >> $TESTOUT 2>&1
olcOverlay={0}syncprov,olcDatabase={0}config,cn=config
EOF
RC=$?

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

for i in 0 1 2 3 4; do
	if test -f "$RCOUT" ; then
		break
	else
		echo "Waiting 2 seconds for RefreshAndPersist search to end ..."
		sleep 2
	fi
done

if test -f "$RCOUT" ; then
	wait $SEARCHPID
	SEARCHRC=`cat $RCOUT`
	echo "Checking return code of backgrounded RefreshAndPersist search ..."
	if test 52 != "$SEARCHRC" ; then
		echo "Error: Backgrounded ldapsearch returned the wrong error code: $SEARCHRC"
		RC=1
	else
		echo "Exit code correct."
	fi
else
	echo "Backgrounded ldapsearch did not exit after overlay removal."
	kill -HUP $SEARCHPID
	RC=2
fi
if test $RC != 0 ; then
	test $KILLSERVERS != no && kill -HUP $KILLPIDS
	exit $RC
fi

echo "Running a refreshOnly search, should fail..."
$LDAPSEARCH -D cn=config -H $URI1 -y $CONFIGPWF -bcn=config -E \!sync=ro > /dev/null 2>&1

RC=$?
if test $RC != 12 ; then
	echo "ldapsearch should have failed with Critical extension is unavailable (12)!"
	test $KILLSERVERS != no && kill -HUP $KILLPIDS
	exit $RC
else
	echo "Failed with \"Critical extension is unavailable (12)\". Ok."
fi


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

echo ">>>>> Test succeeded"

test $KILLSERVERS != no && wait

exit 0