From: Vsevolod Stakhov <vsevolod@highsecure.ru>
Date: Sun, 1 Apr 2018 19:52:01 +0000 (+0100)
Subject: [Minor] Do not set hostname if unknown has been specified
X-Git-Tag: 1.7.3~58
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6f740ef11e6ef911f7fe0b878e7cde841ee9ff1d;p=thirdparty%2Frspamd.git

[Minor] Do not set hostname if unknown has been specified
---

diff --git a/src/libserver/milter.c b/src/libserver/milter.c
index c4c7a171f2..ba00420f69 100644
--- a/src/libserver/milter.c
+++ b/src/libserver/milter.c
@@ -1375,8 +1375,15 @@ rspamd_milter_macro_http (struct rspamd_milter_session *session,
 
 	if (!session->hostname || session->hostname->len == 0) {
 		IF_MACRO("{client_name}") {
-			rspamd_http_message_add_header_len (msg, HOSTNAME_HEADER,
-					found->begin, found->len);
+			if (!(found->len == sizeof ("unknown") - 1 &&
+					memcmp (found->begin, "unknown",
+							sizeof ("unknown") - 1) == 0)) {
+				rspamd_http_message_add_header_len (msg, HOSTNAME_HEADER,
+						found->begin, found->len);
+			}
+			else {
+				msg_debug_milter ("skip unknown hostname from being added");
+			}
 		}
 	}