From: Ondřej Kuzník <ondra@mistotebe.net>
Date: Mon, 13 Sep 2021 10:58:56 +0000 (+0100)
Subject: ITS#9691 Allow empty DB to host a persistent syncrepl session
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9e3184763cfaf624d8a0121fc995a47a1342692d;p=thirdparty%2Fopenldap.git

ITS#9691 Allow empty DB to host a persistent syncrepl session
---

diff --git a/servers/slapd/overlays/syncprov.c b/servers/slapd/overlays/syncprov.c
index df22352374..f89cfd3103 100644
--- a/servers/slapd/overlays/syncprov.c
+++ b/servers/slapd/overlays/syncprov.c
@@ -3129,6 +3129,14 @@ syncprov_op_search( Operation *op, SlapReply *rs )
 		op->o_callback = cb;
 		ldap_pvt_thread_mutex_destroy( &so.s_mutex );
 
+		/* Special case, if client knows nothing, nor do we, keep going */
+		if ( srs->sr_state.numcsns == 0 && rs->sr_err == LDAP_NO_SUCH_OBJECT ) {
+			Debug( LDAP_DEBUG_SYNC, "%s syncprov_op_search: "
+					"both our DB and client empty, ignoring NO_SUCH_OBJECT\n",
+					op->o_log_prefix );
+			rs->sr_err = LDAP_SUCCESS;
+		}
+
 		if ( rs->sr_err != LDAP_SUCCESS ) {
 			send_ldap_result( op, rs );
 			return rs->sr_err;