From: Guus Sliepen <guus@tinc-vpn.org>
Date: Sun, 7 Oct 2012 09:45:54 +0000 (+0200)
Subject: Useful error messages when writing to a meta connection fails.
X-Git-Tag: release-1.1pre3~26
X-Git-Url: https://tinc-vpn.org/git/browse?p=tinc;a=commitdiff_plain;h=b99af2f813b897e1fd49c87a7cf44241cad3a017

Useful error messages when writing to a meta connection fails.
---

diff --git a/src/net_socket.c b/src/net_socket.c
index 9bac38aa..986a7668 100644
--- a/src/net_socket.c
+++ b/src/net_socket.c
@@ -473,7 +473,15 @@ static void handle_meta_write(int sock, short events, void *data) {
 
 	ssize_t outlen = send(c->socket, c->outbuf.data + c->outbuf.offset, c->outbuf.len - c->outbuf.offset, 0);
 	if(outlen <= 0) {
-		logger(DEBUG_ALWAYS, LOG_ERR, "Onoes, outlen = %d (%s)", (int)outlen, strerror(errno));
+		if(!errno || errno == EPIPE) {
+			logger(DEBUG_CONNECTIONS, LOG_NOTICE, "Connection closed by %s (%s)", c->name, c->hostname);
+		} else if(sockwouldblock(sockerrno)) {
+			logger(DEBUG_CONNECTIONS, LOG_DEBUG, "Sending %d bytes to %s (%s) would block", c->outbuf.len - c->outbuf.offset, c->name, c->hostname);
+			return;
+		} else {
+			logger(DEBUG_CONNECTIONS, LOG_ERR, "Could not send %d bytes of data to %s (%s): %s", c->outbuf.len - c->outbuf.offset, c->name, c->hostname, strerror(errno));
+		}
+
 		terminate_connection(c, c->status.active);
 		return;
 	}