From: Vsevolod Stakhov <vsevolod@rspamd.com>
Date: Fri, 26 Aug 2022 21:30:18 +0000 (+0100)
Subject: [Fix] Skip cname records when processing SPF records
X-Git-Tag: 3.3~55
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=379ed84da218ace36a4a443fdac6f89e987bcfe0;p=thirdparty%2Frspamd.git

[Fix] Skip cname records when processing SPF records
---

diff --git a/src/libserver/spf.c b/src/libserver/spf.c
index 8f7a596d94..eb74771295 100644
--- a/src/libserver/spf.c
+++ b/src/libserver/spf.c
@@ -882,6 +882,11 @@ spf_record_dns_callback (struct rdns_reply *reply, gpointer arg)
 				rec->ttl = elt_data->ttl;
 			}
 
+			if (elt_data->type == RDNS_REQUEST_CNAME) {
+				/* Skip cname aliases - it must be handled by a recursor */
+				continue;
+			}
+
 			switch (cb->cur_action) {
 				case SPF_RESOLVE_MX:
 					if (elt_data->type == RDNS_REQUEST_MX) {
@@ -984,6 +989,10 @@ spf_record_dns_callback (struct rdns_reply *reply, gpointer arg)
 									req_name->name,
 									selected->content.txt.data);
 						}
+						else {
+							msg_debug_spf ("no include record for %s",
+									req_name->name);
+						}
 					}
 					goto end;