From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Wed, 8 Nov 2023 12:23:19 +0000 (+0900)
Subject: resolve: tweak logs about truncation
X-Git-Tag: v255-rc2~74^2~2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=614af79cfccc27d0492545b2b1e5f53055d96eb4;p=thirdparty%2Fsystemd.git

resolve: tweak logs about truncation
---

diff --git a/src/resolve/resolved-manager.c b/src/resolve/resolved-manager.c
index fc8d7412fba..b52619e287b 100644
--- a/src/resolve/resolved-manager.c
+++ b/src/resolve/resolved-manager.c
@@ -1198,8 +1198,11 @@ int manager_send(
         assert(port > 0);
         assert(p);
 
+        /* For mDNS, it is natural that the packet have truncated flag when we have many known answers. */
+        bool truncated = DNS_PACKET_TC(p) && (p->protocol != DNS_PROTOCOL_MDNS || !p->more);
+
         log_debug("Sending %s%s packet with id %" PRIu16 " on interface %i/%s of size %zu.",
-                  DNS_PACKET_TC(p) ? "truncated (!) " : "",
+                  truncated ? "truncated (!) " : "",
                   DNS_PACKET_QR(p) ? "response" : "query",
                   DNS_PACKET_ID(p),
                   ifindex, af_to_name(family),