Don't spawn goroutines for addPeerLoop, TCP connect timeout of 5 seconds for now

src/yggdrasil/core.go

@@ -91,21 +91,17 @@ func (c *Core) _addPeerLoop() {
 
 	// Add peers from the Peers section
 	for _, peer := range current.Peers {
-		go func() {
 		if err := c.AddPeer(peer, ""); err != nil {
 			c.log.Errorln("Failed to add peer:", err)
 		}
-		}() // TODO: this should be acted and not in a goroutine?
 	}
 
 	// Add peers from the InterfacePeers section
 	for intf, intfpeers := range current.InterfacePeers {
 		for _, peer := range intfpeers {
-			go func() {
 			if err := c.AddPeer(peer, intf); err != nil {
 				c.log.Errorln("Failed to add peer:", err)
 			}
-			}() // TODO: this should be acted and not in a goroutine?
 		}
 	}
 

src/yggdrasil/link.go

@@ -86,7 +86,7 @@ func (l *link) reconfigure() {
 func (l *link) call(uri string, sintf string) error {
 	u, err := url.Parse(uri)
 	if err != nil {
-		return fmt.Errorf("peer %s is not correctly formatted (%s)", uri, err)
+		return fmt.Errorf("peer %s is not correctly formatted", uri)
 	}
 	pathtokens := strings.Split(strings.Trim(u.Path, "/"), "/")
 	switch u.Scheme {

src/yggdrasil/tcp.go

@@ -266,6 +266,7 @@ func (t *tcp) call(saddr string, options interface{}, sintf string) {
 			}
 			dialer := net.Dialer{
 				Control: t.tcpContext,
+				Timeout: time.Second * 5,
 			}
 			if sintf != "" {
 				ief, err := net.InterfaceByName(sintf)