Make MSS clamping configurable, but enabled by default.

[oweals/tinc.git] / src / net_setup.c

diff --git a/src/net_setup.c b/src/net_setup.c
index 0718a8c5725acd0576b32110e7600f28e57e0ea4..7d20803d28f755843d5ed2dbb6b7acce4c784f6d 100644 (file)
--- a/src/net_setup.c
+++ b/src/net_setup.c
@@ -246,7 +246,8 @@ bool setup_myself(void) {
        if(!read_rsa_private_key())
                return false;
 
-       if(!get_config_string(lookup_config(myself->connection->config_tree, "Port"), &myport))
+       if(!get_config_string(lookup_config(config_tree, "Port"), &myport)
+                       && !get_config_string(lookup_config(myself->connection->config_tree, "Port"), &myport))
                myport = xstrdup("655");
 
        /* Read in all the subnets specified in the host configuration file */
@@ -296,13 +297,18 @@ bool setup_myself(void) {
        } else
                routing_mode = RMODE_ROUTER;
 
-       // Enable PMTUDiscovery by default if we are in router mode.
-
-       choice = routing_mode == RMODE_ROUTER;
+       choice = true;
        get_config_bool(lookup_config(myself->connection->config_tree, "PMTUDiscovery"), &choice);
-       if(choice)      
+       get_config_bool(lookup_config(config_tree, "PMTUDiscovery"), &choice);
+       if(choice)
                myself->options |= OPTION_PMTU_DISCOVERY;
 
+       choice = true;
+       get_config_bool(lookup_config(config_tree, "ClampMSS"), &choice);
+       get_config_bool(lookup_config(myself->connection->config_tree, "ClampMSS"), &choice);
+       if(choice)
+               myself->options |= OPTION_CLAMP_MSS;
+
        get_config_bool(lookup_config(config_tree, "PriorityInheritance"), &priorityinheritance);
 
 #if !defined(SOL_IP) || !defined(IP_TOS)