Handle errors from reconfigure tasks

src/yggdrasil/peer.go

@@ -19,7 +19,7 @@ import (
 // In other cases, it's link protocol traffic used to build the spanning tree, in which case this checks signatures and passes the message along to the switch.
 type peers struct {
 	core                        *Core
-	reconfigure                 chan bool
+	reconfigure                 chan chan error
 	mutex                       sync.Mutex   // Synchronize writes to atomic
 	ports                       atomic.Value //map[switchPort]*peer, use CoW semantics
 	authMutex                   sync.RWMutex
@@ -32,15 +32,12 @@ func (ps *peers) init(c *Core) {
 	defer ps.mutex.Unlock()
 	ps.putPorts(make(map[switchPort]*peer))
 	ps.core = c
-	ps.reconfigure = make(chan bool, 1)
+	ps.reconfigure = make(chan chan error, 1)
 	go func() {
 		for {
 			select {
-			case _ = <-ps.reconfigure:
-				ps.core.configMutex.RLock()
-				ps.core.log.Println("Notified: peers")
-				ps.core.configMutex.RUnlock()
-				continue
+			case e := <-ps.reconfigure:
+				e <- nil
 			}
 		}
 	}()