ITS#8307 fix slapo-accesslog: noop if logDB isn't open yet

Add be_flag for DB OPEN status

servers/slapd/backend.c

@@ -226,6 +226,7 @@ int backend_startup_one(Backend *be, ConfigReply *cr)
 		rc = be->bd_info->bi_db_open( be, cr );
 		if ( rc == 0 ) {
 			(void)backend_set_controls( be );
+			be->be_flags |= SLAP_DBFLAG_OPEN;
 
 		} else {
 			char *type = be->bd_info->bi_type;
@@ -291,6 +292,7 @@ int backend_startup(Backend *be)
 				rc );
 			return rc;
 		}
+		frontendDB->be_flags |= SLAP_DBFLAG_OPEN;
 	}
 
 	/* open each backend type */
@@ -365,6 +367,7 @@ int backend_shutdown( Backend *be )
 
 		if ( be->bd_info->bi_db_close ) {
 			rc = be->bd_info->bi_db_close( be, NULL );
+			be->be_flags &= ~SLAP_DBFLAG_OPEN;
 			if ( rc ) return rc;
 		}
 
@@ -382,6 +385,7 @@ int backend_shutdown( Backend *be )
 			continue;
 		if ( be->bd_info->bi_db_close ) {
 			be->bd_info->bi_db_close( be, NULL );
+			be->be_flags &= ~SLAP_DBFLAG_OPEN;
 		}
 
 		if(rc != 0) {
@@ -406,6 +410,7 @@ int backend_shutdown( Backend *be )
 	/* close frontend, if required */
 	if ( frontendDB->bd_info->bi_db_close ) {
 		rc = frontendDB->bd_info->bi_db_close ( frontendDB, NULL );
+		frontendDB->be_flags &= ~SLAP_DBFLAG_OPEN;
 		if ( rc != 0 ) {
 			Debug( LDAP_DEBUG_ANY,
 				"backend_startup: bi_db_close(frontend) failed! (%d)\n",
@@ -655,6 +660,7 @@ be_db_close( void )
 	LDAP_STAILQ_FOREACH( be, &backendDB, be_next ) {
 		if ( be->bd_info->bi_db_close ) {
 			be->bd_info->bi_db_close( be, NULL );
+			be->be_flags &= ~SLAP_DBFLAG_OPEN;
 		}
 	}
 

servers/slapd/overlays/accesslog.c

@@ -1501,6 +1501,10 @@ static int accesslog_response(Operation *op, SlapReply *rs) {
 	if ( rs->sr_type != REP_RESULT && rs->sr_type != REP_EXTENDED )
 		return SLAP_CB_CONTINUE;
 
+	/* can't do anything if logDB isn't open */
+	if ( !SLAP_DBOPEN( li->li_db ))
+		return SLAP_CB_CONTINUE;
+
 	logop = accesslog_op2logop( op );
 	lo = logops+logop+EN_OFFSET;
 	if ( !( li->li_ops & lo->mask )) {

servers/slapd/slap.h

@@ -1872,6 +1872,7 @@ struct BackendDB {
 #define SLAP_DBFLAG_MULTI_SHADOW	0x80000U /* uses multi-provider */
 #define SLAP_DBFLAG_DISABLED	0x100000U
 #define SLAP_DBFLAG_LASTBIND	0x200000U
+#define SLAP_DBFLAG_OPEN	0x400000U	/* db is currently open */
 	slap_mask_t	be_flags;
 #define SLAP_DBFLAGS(be)			((be)->be_flags)
 #define SLAP_NOLASTMOD(be)			(SLAP_DBFLAGS(be) & SLAP_DBFLAG_NOLASTMOD)
@@ -1899,6 +1900,7 @@ struct BackendDB {
 #define SLAP_SINGLE_SHADOW(be)			(SLAP_DBFLAGS(be) & SLAP_DBFLAG_SINGLE_SHADOW)
 #define SLAP_MULTIPROVIDER(be)			(SLAP_DBFLAGS(be) & SLAP_DBFLAG_MULTI_SHADOW)
 #define SLAP_DBCLEAN(be)			(SLAP_DBFLAGS(be) & SLAP_DBFLAG_CLEAN)
+#define SLAP_DBOPEN(be)			(SLAP_DBFLAGS(be) & SLAP_DBFLAG_OPEN)
 #define SLAP_DBACL_ADD(be)			(SLAP_DBFLAGS(be) & SLAP_DBFLAG_ACL_ADD)
 #define SLAP_SYNC_SUBENTRY(be)			(SLAP_DBFLAGS(be) & SLAP_DBFLAG_SYNC_SUBENTRY)