From: Guus Sliepen <guus@tinc-vpn.org>
Date: Sat, 25 Oct 2008 19:54:00 +0000 (+0000)
Subject: Do not try to send REQ_KEY or ANS_KEY requests to unreachable nodes.
X-Git-Tag: release-1.0.9~14
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=4a1740ede7c1992f7f3da5e197db9975c0344ac3;p=oweals%2Ftinc.git

Do not try to send REQ_KEY or ANS_KEY requests to unreachable nodes.
---

diff --git a/src/protocol_key.c b/src/protocol_key.c
index a3ef4d6..cc927ba 100644
--- a/src/protocol_key.c
+++ b/src/protocol_key.c
@@ -134,6 +134,12 @@ bool req_key_h(connection_t *c)
 		if(tunnelserver)
 			return false;
 
+		if(!to->status.reachable) {
+			logger(LOG_WARNING, _("Got %s from %s (%s) destination %s which is not reachable"),
+				"REQ_KEY", c->name, c->hostname, to_name);
+			return true;
+		}
+
 		send_req_key(to->nexthop->connection, from, to);
 	}
 
@@ -197,6 +203,12 @@ bool ans_key_h(connection_t *c)
 		if(tunnelserver)
 			return false;
 
+		if(!to->status.reachable) {
+			logger(LOG_WARNING, _("Got %s from %s (%s) destination %s which is not reachable"),
+				"ANS_KEY", c->name, c->hostname, to_name);
+			return true;
+		}
+
 		return send_request(to->nexthop->connection, "%s", c->buffer);
 	}