Resolved zonedb storing for XFR (still without locking scheme).

src/knot/server/zones.c

@@ -1530,6 +1530,26 @@ static int ns_dump_xfr_zone_binary(knot_zone_contents_t *zone,
 
 	/*! \todo this would also need locking as well. */
 	if (remove(zonedb) == 0) {
+
+		/*! \todo remove CRC file correctly as well, there should be an
+		 *        API for that.
+		 */
+		const char *tmp_ext = ".crc";
+		char *crc_fn = malloc(strlen(zonedb) + strlen(tmp_ext) + 1);
+		memcpy(crc_fn, zonedb, strlen(zonedb)+1);
+		strcat(crc_fn, tmp_ext);
+		remove(crc_fn);
+
+		/* rename new crc */
+		char *tmp_crc = malloc(strlen(new_zonedb) + strlen(tmp_ext) + 1);
+		memcpy(tmp_crc, new_zonedb, strlen(new_zonedb)+1);
+		strcat(tmp_crc, tmp_ext);
+		rename(tmp_crc, crc_fn);
+
+		free(tmp_crc);
+		free(crc_fn);
+
+		/* rename zonedb */
 		if (rename(new_zonedb, zonedb) != 0) {
 			debug_zones("Failed to replace old zonefile %s with new"
 				    " zone file %s.\n", zonedb, new_zonedb);