Adding upstream version 2.4.57+dfsg.upstream/2.4.57+dfsgupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 606 insertions, 0 deletions

diff --git a/tests/scripts/test048-syncrepl-multiproxy b/tests/scripts/test048-syncrepl-multiproxy
new file mode 100755
index 0000000..e70fa95
--- /dev/null
+++ b/tests/scripts/test048-syncrepl-multiproxy
@@ -0,0 +1,606 @@
+#! /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 $BACKLDAP = ldapno; then 
+	echo "LDAP backend not available, test skipped"
+	exit 0
+fi 
+
+if test $SYNCPROV = syncprovno; then 
+	echo "Syncrepl provider overlay not available, test skipped"
+	exit 0
+fi 
+
+if test $MONITORDB = no; then 
+	echo "Monitor backend not available, test skipped"
+	exit 0
+fi 
+
+if test $THREADS = threadsno ; then
+	echo "Need threads support, test skipped"
+	exit 0
+fi
+
+mkdir -p $TESTDIR $DBDIR1 $DBDIR2 $DBDIR3
+
+#
+# Test replication:
+# - start provider
+# - start consumer
+# - populate over ldap
+# - perform some modifies and deleted
+# - attempt to modify the consumer (referral or chain)
+# - retrieve database over ldap and compare against expected results
+#
+
+echo "Starting provider slapd on TCP/IP port $PORT1..."
+. $CONFFILTER $BACKEND $MONITORDB < $PLSRPROVIDERCONF > $CONF1
+$SLAPD -f $CONF1 -h $URI1 -d $LVL $TIMING > $LOG1 2>&1 &
+PROVIDERPID=$!
+if test $WAIT != 0 ; then
+    echo PROVIDERPID $PROVIDERPID
+    read foo
+fi
+KILLPIDS="$PROVIDERPID"
+
+sleep 1
+
+echo "Using ldapsearch to check that provider slapd is running..."
+for i in 0 1 2 3 4 5; do
+	$LDAPSEARCH -s base -b "$MONITOR" -h $LOCALHOST -p $PORT1 \
+		'(objectClass=*)' > /dev/null 2>&1
+	RC=$?
+	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 $RC
+fi
+
+echo "Using ldapadd to create the context prefix entry in the provider..."
+$LDAPADD -D "$MANAGERDN" -h $LOCALHOST -p $PORT1 -w $PASSWD < \
+	$LDIFORDEREDCP > /dev/null 2>&1
+RC=$?
+if test $RC != 0 ; then
+	echo "ldapadd failed ($RC)!"
+	test $KILLSERVERS != no && kill -HUP $KILLPIDS
+	exit $RC
+fi
+
+echo "Starting P1 consumer slapd on TCP/IP port $PORT2..."
+. $CONFFILTER $BACKEND $MONITORDB < $RCONSUMERCONF > $CONF2
+$SLAPD -f $CONF2 -h $URI2 -d $LVL $TIMING > $LOG2 2>&1 &
+P1CONSUMERPID=$!
+if test $WAIT != 0 ; then
+    echo P1CONSUMERPID $P1CONSUMERPID
+    read foo
+fi
+KILLPIDS="$PROVIDERPID $P1CONSUMERPID"
+
+sleep 1
+
+echo "Using ldapsearch to check that P1 consumer slapd is running..."
+for i in 0 1 2 3 4 5; do
+	$LDAPSEARCH -s base -b "$MONITOR" -h $LOCALHOST -p $PORT2 \
+		'(objectClass=*)' > /dev/null 2>&1
+	RC=$?
+	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 R1 consumer slapd on TCP/IP port $PORT3..."
+. $CONFFILTER $BACKEND $MONITORDB < $RCONSUMERCONF | sed -e 's;\.2\.\([^/]*\)$;.3.\1;' > $CONF3
+$SLAPD -f $CONF3 -h $URI3 -d $LVL $TIMING > $LOG3 2>&1 &
+R1CONSUMERPID=$!
+if test $WAIT != 0 ; then
+    echo R1CONSUMERPID $R1CONSUMERPID
+    read foo
+fi
+KILLPIDS="$PROVIDERPID $P1CONSUMERPID $R1CONSUMERPID"
+
+sleep 1
+
+echo "Using ldapsearch to check that R1 consumer slapd is running..."
+for i in 0 1 2 3 4 5; do
+	$LDAPSEARCH -s base -b "$MONITOR" -h $LOCALHOST -p $PORT3 \
+		'(objectClass=*)' > /dev/null 2>&1
+	RC=$?
+	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 $RC
+fi
+
+CHECK=1
+echo "$CHECK > Using ldapadd to populate the provider directory..."
+$LDAPADD -D "$MANAGERDN" -h $LOCALHOST -p $PORT1 -w $PASSWD < \
+	$LDIFORDEREDNOCP > /dev/null 2>&1
+RC=$?
+if test $RC != 0 ; then
+	echo "ldapadd failed ($RC)!"
+	test $KILLSERVERS != no && kill -HUP $KILLPIDS
+	exit $RC
+fi
+
+echo "Waiting $SLEEP1 seconds for syncrepl to receive changes..."
+sleep $SLEEP1
+
+#echo "Using ldapsearch to read all the entries from the provider..."
+$LDAPSEARCH -S "" -b "$BASEDN" -h $LOCALHOST -p $PORT1 \
+	'(objectClass=*)' > "${PROVIDEROUT}.1" 2>&1
+RC=$?
+
+if test $RC != 0 ; then
+	echo "ldapsearch failed at provider ($RC)!"
+	test $KILLSERVERS != no && kill -HUP $KILLPIDS
+	exit $RC
+fi
+
+#echo "Using ldapsearch to read all the entries from the P1 consumer..."
+$LDAPSEARCH -S "" -b "$BASEDN" -h $LOCALHOST -p $PORT2 \
+	'(objectClass=*)' > "${CONSUMEROUT}.1" 2>&1
+RC=$?
+
+if test $RC != 0 ; then
+	echo "ldapsearch failed at P1 consumer ($RC)!"
+	test $KILLSERVERS != no && kill -HUP $KILLPIDS
+	exit $RC
+fi
+
+#echo "Filtering provider results..."
+$LDIFFILTER < "${PROVIDEROUT}.1" > $PROVIDERFLT
+#echo "Filtering consumer results..."
+$LDIFFILTER < "${CONSUMEROUT}.1" > $CONSUMERFLT
+
+echo "$CHECK < Comparing retrieved entries from provider and P1 consumer..."
+$CMP $PROVIDERFLT $CONSUMERFLT > $CMPOUT
+
+if test $? != 0 ; then
+	echo "test failed - provider and P1 consumer databases differ"
+	test $KILLSERVERS != no && kill -HUP $KILLPIDS
+	exit 1
+fi
+
+#echo "Using ldapsearch to read all the entries from the R1 consumer..."
+$LDAPSEARCH -S "" -b "$BASEDN" -h $LOCALHOST -p $PORT3 \
+	'(objectClass=*)' > "${CONSUMEROUT}.1" 2>&1
+RC=$?
+
+if test $RC != 0 ; then
+	echo "ldapsearch failed at R1 consumer ($RC)!"
+	test $KILLSERVERS != no && kill -HUP $KILLPIDS
+	exit $RC
+fi
+
+#echo "Filtering consumer results..."
+$LDIFFILTER < "${CONSUMEROUT}.1" > $CONSUMERFLT
+
+echo "$CHECK < Comparing retrieved entries from provider and R1 consumer..."
+$CMP $PROVIDERFLT $CONSUMERFLT > $CMPOUT
+
+if test $? != 0 ; then
+	echo "test failed - provider and R1 consumer databases differ"
+	test $KILLSERVERS != no && kill -HUP $KILLPIDS
+	exit 1
+fi
+
+CHECK=`expr $CHECK + 1`
+echo "$CHECK > Stopping the provider, sleeping $SLEEP2 seconds and restarting it..."
+kill -HUP "$PROVIDERPID"
+wait $PROVIDERPID
+sleep $SLEEP2
+
+echo "======================= RESTART =======================" >> $LOG1
+$SLAPD -f $CONF1 -h $URI1 -d $LVL $TIMING >> $LOG1 2>&1 &
+PROVIDERPID=$!
+if test $WAIT != 0 ; then
+    echo PROVIDERPID $PROVIDERPID
+    read foo
+fi
+KILLPIDS="$PROVIDERPID $P1CONSUMERPID $R1CONSUMERPID"
+
+sleep 1
+
+echo "Using ldapsearch to check that provider slapd is running..."
+for i in 0 1 2 3 4 5; do
+	$LDAPSEARCH -s base -b "$MONITOR" -h $LOCALHOST -p $PORT1 \
+		'(objectClass=*)' > /dev/null 2>&1
+	RC=$?
+	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 $RC
+fi
+
+echo "Using ldapmodify to modify provider directory..."
+
+#
+# Do some modifications
+#
+
+$LDAPMODIFY -v -D "$MANAGERDN" -h $LOCALHOST -p $PORT1 -w $PASSWD > \
+	$TESTOUT 2>&1 << EOMODS
+dn: cn=James A Jones 1, ou=Alumni Association, ou=People, dc=example,dc=com
+changetype: modify
+add: drink
+drink: Orange Juice
+-
+delete: sn
+sn: Jones
+-
+add: sn
+sn: Jones
+
+dn: cn=Bjorn Jensen, ou=Information Technology Division, ou=People, dc=example,dc=com
+changetype: modify
+replace: drink
+drink: Iced Tea
+
+dn: cn=ITD Staff,ou=Groups,dc=example,dc=com
+changetype: modify
+delete: uniquemember
+uniquemember: cn=James A Jones 2, ou=Information Technology Division, ou=People, dc=example,dc=com
+uniquemember: cn=Bjorn Jensen, ou=Information Technology Division, ou=People, dc=example,dc=com
+-
+add: uniquemember
+uniquemember: cn=Dorothy Stevens, ou=Alumni Association, ou=People, dc=example,dc=com
+uniquemember: cn=James A Jones 1, ou=Alumni Association, ou=People, dc=example,dc=com
+
+dn: cn=Bjorn Jensen,ou=Information Technology Division,ou=People,dc=example,dc
+ =com
+changetype: modify
+delete: cn
+cn: Biiff Jensen
+
+dn: cn=Gern Jensen, ou=Information Technology Division, ou=People, dc=example,dc=com
+changetype: add
+objectclass: OpenLDAPperson
+cn: Gern Jensen
+sn: Jensen
+uid: gjensen
+title: Chief Investigator, ITD
+postaladdress: ITD $ 535 W. William St $ Ann Arbor, MI 48103
+seealso: cn=All Staff, ou=Groups, dc=example,dc=com
+drink: Coffee
+homepostaladdress: 844 Brown St. Apt. 4 $ Ann Arbor, MI 48104
+description: Very odd
+facsimiletelephonenumber: +1 313 555 7557
+telephonenumber: +1 313 555 8343
+mail: gjensen@mailgw.example.com
+homephone: +1 313 555 8844
+
+dn: ou=Retired, ou=People, dc=example,dc=com
+changetype: add
+objectclass: organizationalUnit
+ou: Retired
+
+dn: cn=Rosco P. Coltrane, ou=Information Technology Division, ou=People, dc=example,dc=com
+changetype: add
+objectclass: OpenLDAPperson
+cn: Rosco P. Coltrane
+sn: Coltrane
+uid: rosco
+description: Fat tycoon
+
+dn: cn=Rosco P. Coltrane, ou=Information Technology Division, ou=People, dc=example,dc=com
+changetype: modrdn
+newrdn: cn=Rosco P. Coltrane
+deleteoldrdn: 1
+newsuperior: ou=Retired, ou=People, dc=example,dc=com
+
+dn: cn=James A Jones 2, ou=Information Technology Division, ou=People, dc=example,dc=com
+changetype: delete
+EOMODS
+
+RC=$?
+if test $RC != 0 ; then
+	echo "ldapmodify failed ($RC)!"
+	test $KILLSERVERS != no && kill -HUP $KILLPIDS
+	exit $RC
+fi
+
+echo "Waiting $SLEEP1 seconds for syncrepl to receive changes..."
+sleep $SLEEP1
+
+#echo "Using ldapsearch to read all the entries from the provider..."
+$LDAPSEARCH -S "" -b "$BASEDN" -h $LOCALHOST -p $PORT1 \
+	'(objectClass=*)' > "${PROVIDEROUT}.2" 2>&1
+RC=$?
+
+if test $RC != 0 ; then
+	echo "ldapsearch failed at provider ($RC)!"
+	test $KILLSERVERS != no && kill -HUP $KILLPIDS
+	exit $RC
+fi
+
+#echo "Using ldapsearch to read all the entries from the P1 consumer..."
+$LDAPSEARCH -S "" -b "$BASEDN" -h $LOCALHOST -p $PORT2 \
+	'(objectClass=*)' > "${CONSUMEROUT}.2" 2>&1
+RC=$?
+
+if test $RC != 0 ; then
+	echo "ldapsearch failed at P1 consumer ($RC)!"
+	test $KILLSERVERS != no && kill -HUP $KILLPIDS
+	exit $RC
+fi
+
+#echo "Filtering provider results..."
+$LDIFFILTER < "${PROVIDEROUT}.2" > $PROVIDERFLT
+#echo "Filtering P1 consumer results..."
+$LDIFFILTER < "${CONSUMEROUT}.2" > $CONSUMERFLT
+
+echo "$CHECK < Comparing retrieved entries from provider and P1 consumer..."
+$CMP $PROVIDERFLT $CONSUMERFLT > $CMPOUT
+
+if test $? != 0 ; then
+	echo "test failed - provider and P1 consumer databases differ"
+	test $KILLSERVERS != no && kill -HUP $KILLPIDS
+	exit 1
+fi
+
+#echo "Using ldapsearch to read all the entries from the R1 consumer..."
+$LDAPSEARCH -S "" -b "$BASEDN" -h $LOCALHOST -p $PORT3 \
+	'(objectClass=*)' > "${CONSUMEROUT}.2" 2>&1
+RC=$?
+
+if test $RC != 0 ; then
+	echo "ldapsearch failed at R1 consumer ($RC)!"
+	test $KILLSERVERS != no && kill -HUP $KILLPIDS
+	exit $RC
+fi
+
+#echo "Filtering consumer results..."
+$LDIFFILTER < "${CONSUMEROUT}.2" > $CONSUMERFLT
+
+echo "$CHECK < Comparing retrieved entries from provider and R1 consumer..."
+$CMP $PROVIDERFLT $CONSUMERFLT > $CMPOUT
+
+if test $? != 0 ; then
+	echo "test failed - provider and R1 consumer databases differ"
+	test $KILLSERVERS != no && kill -HUP $KILLPIDS
+	exit 1
+fi
+
+CHECK=`expr $CHECK + 1`
+echo "$CHECK > Stopping consumer to test recovery..."
+kill -HUP $P1CONSUMERPID $R1CONSUMERPID
+wait $P1CONSUMERPID
+wait $R1CONSUMERPID
+
+echo "Modifying more entries on the provider..."
+$LDAPMODIFY -v -D "$MANAGERDN" -h $LOCALHOST -p $PORT1 -w $PASSWD >> \
+	$TESTOUT 2>&1 << EOMODS
+dn: cn=Bjorn Jensen, ou=Information Technology Division, ou=People, dc=example,dc=com
+changetype: modify
+add: description
+description: r1 consumer is down...
+
+dn: cn=James T. Kirk, ou=Retired, ou=People, dc=example,dc=com
+changetype: add
+objectclass: OpenLDAPperson
+sn: Kirk
+uid: jtk
+cn: James T. Kirk
+
+dn: cn=Tiberius J. Hooker, ou=Retired, ou=People, dc=example,dc=com
+changetype: add
+objectclass: OpenLDAPperson
+sn: Hooker
+uid: tjh
+cn: Tiberius J. Hooker
+
+EOMODS
+
+echo "Restarting P1 consumer..."
+echo "======================= RESTART =======================" >> $LOG3
+$SLAPD -f $CONF2 -h $URI2 -d $LVL $TIMING >> $LOG2 2>&1 &
+P1CONSUMERPID=$!
+if test $WAIT != 0 ; then
+    echo P1CONSUMERPID $P1CONSUMERPID
+    read foo
+fi
+
+echo "Restarting R1 consumer..."
+echo "======================= RESTART =======================" >> $LOG3
+$SLAPD -f $CONF3 -h $URI3 -d $LVL $TIMING >> $LOG3 2>&1 &
+R1CONSUMERPID=$!
+if test $WAIT != 0 ; then
+    echo R1CONSUMERPID $R1CONSUMERPID
+    read foo
+fi
+KILLPIDS="$PROVIDERPID $P1CONSUMERPID $R1CONSUMERPID"
+
+echo "Waiting $SLEEP2 seconds for syncrepl to receive changes..."
+sleep $SLEEP2
+
+#echo "Using ldapsearch to read all the entries from the provider..."
+$LDAPSEARCH -S "" -b "$BASEDN" -h $LOCALHOST -p $PORT1 \
+	'(objectClass=*)' > "${PROVIDEROUT}.3" 2>&1
+RC=$?
+
+if test $RC != 0 ; then
+	echo "ldapsearch failed at provider ($RC)!"
+	test $KILLSERVERS != no && kill -HUP $KILLPIDS
+	exit $RC
+fi
+
+#echo "Using ldapsearch to read all the entries from the P1 consumer..."
+$LDAPSEARCH -S "" -b "$BASEDN" -h $LOCALHOST -p $PORT2 \
+	'(objectClass=*)' > "${CONSUMEROUT}.3" 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 < "${PROVIDEROUT}.3" > $PROVIDERFLT
+#echo "Filtering consumer results..."
+$LDIFFILTER < "${CONSUMEROUT}.3" > $CONSUMERFLT
+
+echo "$CHECK < Comparing retrieved entries from provider and P1 consumer..."
+$CMP $PROVIDERFLT $CONSUMERFLT > $CMPOUT
+
+if test $? != 0 ; then
+	echo "test failed - provider and consumer databases differ"
+	test $KILLSERVERS != no && kill -HUP $KILLPIDS
+	exit 1
+fi
+
+#echo "Using ldapsearch to read all the entries from the R1 consumer..."
+$LDAPSEARCH -S "" -b "$BASEDN" -h $LOCALHOST -p $PORT3 \
+	'(objectClass=*)' > "${CONSUMEROUT}.3" 2>&1
+RC=$?
+
+if test $RC != 0 ; then
+	echo "ldapsearch failed at consumer ($RC)!"
+	test $KILLSERVERS != no && kill -HUP $KILLPIDS
+	exit $RC
+fi
+
+#echo "Filtering consumer results..."
+$LDIFFILTER < "${CONSUMEROUT}.3" > $CONSUMERFLT
+
+echo "$CHECK < Comparing retrieved entries from provider and R1 consumer..."
+$CMP $PROVIDERFLT $CONSUMERFLT > $CMPOUT
+
+if test $? != 0 ; then
+	echo "test failed - provider and consumer databases differ"
+	test $KILLSERVERS != no && kill -HUP $KILLPIDS
+	exit 1
+fi
+
+CHECK=`expr $CHECK + 1`
+echo "$CHECK > Try updating the P1 consumer slapd..."
+$LDAPMODIFY -v -D "$MANAGERDN" -h $LOCALHOST -p $PORT2 -w $PASSWD > \
+	$TESTOUT 2>&1 << EOMODS
+dn: cn=James A Jones 1, ou=Alumni Association, ou=People, dc=example, dc=com
+changetype: modify
+add: description
+description: This write must fail because directed to a shadow context,
+description: unless the chain overlay is configured appropriately ;)
+
+EOMODS
+
+RC=$?
+if test $RC != 0 ; then
+	echo "ldapmodify failed ($RC)!"
+	test $KILLSERVERS != no && kill -HUP $KILLPIDS
+	exit $RC
+fi
+
+echo "Waiting $SLEEP1 seconds for syncrepl to receive changes..."
+sleep $SLEEP1
+
+#echo "Using ldapsearch to read all the entries from the provider..."
+$LDAPSEARCH -S "" -b "$BASEDN" -h $LOCALHOST -p $PORT1 \
+	'(objectClass=*)' > "${PROVIDEROUT}.4" 2>&1
+RC=$?
+
+if test $RC != 0 ; then
+	echo "ldapsearch failed at provider ($RC)!"
+	test $KILLSERVERS != no && kill -HUP $KILLPIDS
+	exit $RC
+fi
+
+#echo "Using ldapsearch to read all the entries from the P1 consumer..."
+$LDAPSEARCH -S "" -b "$BASEDN" -h $LOCALHOST -p $PORT2 \
+'(objectClass=*)' > "${CONSUMEROUT}.4" 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 < "${PROVIDEROUT}.4" > $PROVIDERFLT
+#echo "Filtering consumer results..."
+$LDIFFILTER < "${CONSUMEROUT}.4" > $CONSUMERFLT
+
+echo "$CHECK < Comparing retrieved entries from provider and P1 consumer..."
+$CMP $PROVIDERFLT $CONSUMERFLT > $CMPOUT
+
+if test $? != 0 ; then
+	echo "test failed - provider and P1 consumer databases differ"
+	test $KILLSERVERS != no && kill -HUP $KILLPIDS
+	exit 1
+fi
+
+#echo "Using ldapsearch to read all the entries from the R1 consumer..."
+$LDAPSEARCH -S "" -b "$BASEDN" -h $LOCALHOST -p $PORT3 \
+'(objectClass=*)' > "${CONSUMEROUT}.4" 2>&1
+RC=$?
+
+if test $RC != 0 ; then
+	echo "ldapsearch failed at consumer ($RC)!"
+	test $KILLSERVERS != no && kill -HUP $KILLPIDS
+	exit $RC
+fi
+
+#echo "Filtering consumer results..."
+$LDIFFILTER < "${CONSUMEROUT}.4" > $CONSUMERFLT
+
+echo "$CHECK < Comparing retrieved entries from provider and R1 consumer..."
+$CMP $PROVIDERFLT $CONSUMERFLT > $CMPOUT
+
+if test $? != 0 ; then
+	echo "test failed - provider and R1 consumer databases differ"
+	test $KILLSERVERS != no && kill -HUP $KILLPIDS
+	exit 1
+fi
+
+test $KILLSERVERS != no && kill -HUP $KILLPIDS
+
+echo ">>>>> Test succeeded"
+
+test $KILLSERVERS != no && wait
+
+exit 0