From: Daniel Salzman <daniel.salzman@nic.cz>
Date: Wed, 24 Dec 2025 08:46:33 +0000 (+0100)
Subject: redis: add debug log if communication with connected db failed (e.g. TLS mismatch)
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d74234be86f5e1df0e0e0eecc64ce6a2bc64623d;p=thirdparty%2Fknot-dns.git

redis: add debug log if communication with connected db failed (e.g. TLS mismatch)
---

diff --git a/src/knot/common/hiredis.c b/src/knot/common/hiredis.c
index f7f4933c07..bcf4e2e0a8 100644
--- a/src/knot/common/hiredis.c
+++ b/src/knot/common/hiredis.c
@@ -358,6 +358,8 @@ redisContext *rdb_connect(conf_t *conf, bool require_master, const char *info)
 				goto connected;
 			}
 		} else {
+			log_debug("rdb, failed to query, remote %s%s%.0u",
+			          addr_str, (port != 0 ? "@" : ""), port);
 			redisFree(rdb);
 		}