#! /bin/sh
# $OpenLDAP$
## This work is part of OpenLDAP Software <http://www.openldap.org/>.
##
## Copyright 1998-2017 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

echo ""
echo "  This test tracks a case where a consumer fails to replicate from the provider"
echo "  when the provider is dynamically configured for replication."
echo "  See http://www.openldap.org/its/index.cgi/?findid=8521 and"
echo "  See http://www.openldap.org/its/index.cgi/?findid=8281 for more information."
echo ""

PRODIR=$TESTDIR/pro
CONDIR=$TESTDIR/con1
CFPRO=$PRODIR/slapd.d
CFCON=$CONDIR/slapd.d

mkdir -p $TESTDIR $DBDIR1 $DBDIR2 $PRODIR $CONDIR $CFPRO $CFCON

$SLAPPASSWD -g -n >$CONFIGPWF

ITS=8521
ITSDIR=$DATADIR/regressions/its$ITS

echo "Starting provider slapd on TCP/IP port $PORT1..."
. $CONFFILTER $BACKEND $MONITORDB < $ITSDIR/slapd-provider.ldif > $CONFLDIF
$SLAPADD -F $CFPRO -n 0 -l $CONFLDIF
$SLAPD -F $CFPRO -h $URI1 -d $LVL $TIMING > $LOG1 2>&1 &
PID=$!
if test $WAIT != 0 ; then
	echo PID $PID
	read foo
fi
KILLPIDS="$PID"

sleep 1

echo "Using ldapsearch to check that provider 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 "Starting consumer slapd on TCP/IP port $PORT2..."
. $CONFFILTER $BACKEND $MONITORDB < $ITSDIR/slapd-consumer.ldif > $CONFLDIF
$SLAPADD -F $CFCON -n 0 -l $CONFLDIF
$SLAPD -F $CFCON -h $URI2 -d $LVL $TIMING > $LOG2 2>&1 &
SLAVEPID=$!
if test $WAIT != 0 ; then
	echo SLAVEPID $SLAVEPID
	read foo
fi
KILLPIDS="$KILLPIDS $SLAVEPID"

sleep 1

echo "Using ldapsearch to check that consumer slapd is running..."
for i in 0 1 2 3 4 5; do
	$LDAPSEARCH -s base -b "" -H $URI2 \
		'objectclass=*' > /dev/null 2>&1
	RC=$?
	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 "Setting serverID on provider..."
$LDAPMODIFY -D cn=config -H $URI1 -y $CONFIGPWF <<EOF >>$TESTOUT 2>&1
dn: cn=config
changetype: modify
add: olcServerId
olcServerId: 1
EOF
RC=$?

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

echo "Populating database on provider..."
$LDAPADD -D $MANAGERDN -H $URI1 -w $PASSWD << EOMODS >> $TESTOUT 2>&1
dn: dc=example,dc=com
changetype: add
objectClass: domain
objectClass: top
dc: example

dn: ou=LDAPRoles,dc=example,dc=com
objectClass: top
objectClass: organizationalUnit
ou: LDAPRoles

dn: dc=users,dc=example,dc=com
changetype: add
dc: users
objectClass: domain
objectClass: top

dn: uid=johndoe,dc=users,dc=example,dc=com
changetype: add
objectClass: inetOrgPerson
objectClass: top
sn: Doe
cn: Johndoe
uid: johndoe

dn: cn=replicator,ou=LDAPRoles,dc=example,dc=com
objectClass: top
objectClass: simpleSecurityObject
objectClass: organizationalRole
userPassword: secret
cn: replicator
EOMODS

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

if [ "$SYNCPROV" = syncprovmod ]; then
	echo "Configuring syncprov module on the provider..."
	$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

echo "Configuring replication on the provider..."
$LDAPMODIFY -D cn=config -H $URI1 -y $CONFIGPWF <<EOF >>$TESTOUT 2>&1
dn: olcOverlay=syncprov,olcDatabase={1}$BACKEND,cn=config
changetype: add
objectClass: olcOverlayConfig
objectClass: olcConfig
objectClass: top
objectClass: olcSyncprovConfig
olcOverlay: syncprov
olcSpSessionLog: 10000
olcSpCheckpoint: 100 10

dn: olcDatabase={1}$BACKEND,cn=config
changetype: modify
add: olcLimits
olcLimits: dn.exact="cn=replicator,ou=LDAPRoles,dc=example,dc=com"
  time.soft=unlimited time.hard=unlimited size.soft=unlimited
  size.hard=unlimited

dn: olcDatabase={1}$BACKEND,cn=config
changetype: modify
replace: olcAccess
olcAccess: {0}to dn.subtree="dc=example,dc=com"  by self write
  by dn.exact="cn=replicator,ou=LDAPRoles,dc=example,dc=com" read
  by anonymous auth by * read
EOF

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

echo "Configuring replication on the consumer..."
$LDAPMODIFY -D cn=config -H $URI2 -y $CONFIGPWF <<EOF >>$TESTOUT 2>&1
dn: olcDatabase={1}$BACKEND,cn=config
changetype: modify
add: olcSyncrepl
olcSyncrepl: rid=100 provider=$URI1 bindmethod=simple
  binddn="cn=replicator,ou=LDAPRoles,dc=example,dc=com" credentials=secret
  type=refreshAndPersist searchbase="dc=example,dc=com" filter="(objectclass=*)"
  scope=sub schemachecking=on interval=5 retry="5 +" sizeLimit=unlimited
  timelimit=unlimited
-

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

echo "Sleeping 10 seconds to allow replication to initiate..."
sleep 10

echo "Using ldapsearch to read all the entries from the provider..."
$LDAPSEARCH -S "" -D $MANAGERDN -w $PASSWD -b "$BASEDN" -H $URI1 \
        '(objectclass=*)' '*' $OPATTRS > $MASTEROUT 2>&1
RC=$?

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

echo "Using ldapsearch to read all the entries from the consumer..."
$LDAPSEARCH -S "" -D $MANAGERDN -w $PASSWD -b "$BASEDN" -H $URI2 \
        '(objectclass=*)' '*' $OPATTRS > $SLAVEOUT 2>&1
RC=$?

if test $RC != 32 ; then
        echo "ldapsearch should have failed with error 32.  Got $RC instead!"
	echo "This is a regression of ITS8281"
        test $KILLSERVERS != no && kill -HUP $KILLPIDS
        exit $RC
fi


echo "Filtering provider results..."
$LDIFFILTER < $MASTEROUT > $MASTERFLT
echo "Filtering consumer results..."
$LDIFFILTER < $SLAVEOUT > $SLAVEFLT

echo "Comparing retrieved entries from provider and consumer..."
$CMP $MASTERFLT $SLAVEFLT > $CMPOUT

if test $? = 0 ; then
        echo "test failed - provider and consumer databases match"
	echo "This is a regression of ITS8281"
	test $KILLSERVERS != no && kill -HUP $KILLPIDS
        exit 1
fi

echo "Modifying provider to force generation of a contextCSN"
$LDAPMODIFY -v -D "$MANAGERDN" -H $URI1 -w $PASSWD > \
        $TESTOUT 2>&1 << EOMODS
dn: uid=Johndoe,dc=users,dc=example,dc=com
changetype: modify
replace: cn
cn: John Doe
EOMODS

echo "Sleeping 30 seconds to allow consumer to reconnect and replicate..."
sleep 30

echo "Using ldapsearch to read all the entries from the provider..."
$LDAPSEARCH -S "" -D $MANAGERDN -w $PASSWD -b "$BASEDN" -H $URI1 \
        '(objectclass=*)' '*' $OPATTRS > $MASTEROUT 2>&1
RC=$?

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

echo "Using ldapsearch to read all the entries from the consumer..."
$LDAPSEARCH -S "" -D $MANAGERDN -w $PASSWD -b "$BASEDN" -H $URI2 \
        '(objectclass=*)' '*' $OPATTRS > $SLAVEOUT 2>&1
RC=$?

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


echo "Filtering provider results..."
$LDIFFILTER < $MASTEROUT > $MASTERFLT
echo "Filtering consumer results..."
$LDIFFILTER < $SLAVEOUT > $SLAVEFLT

echo "Comparing retrieved entries from provider and consumer..."
$CMP $MASTERFLT $SLAVEFLT > $CMPOUT

if test $? != 0 ; then
        echo "test failed - provider and consumer databases differ"
	test $KILLSERVERS != no && kill -HUP $KILLPIDS
        exit 1
fi

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

echo
echo ">>>>> Test succeeded"

test $KILLSERVERS != no && wait

exit 0