Peerupdate bug (#2620)

* update static,mtu from client side host update

* update host fields if host exists already on registration

* add additional logging

controllers/hosts.go

@@ -100,13 +100,13 @@ func pull(w http.ResponseWriter, r *http.Request) {
 	}
 	allNodes, err := logic.GetAllNodes()
 	if err != nil {
-		logger.Log(0, "could not pull peers for host", hostID)
+		logger.Log(0, "failed to get nodes: ", hostID)
 		logic.ReturnErrorResponse(w, r, logic.FormatError(err, "internal"))
 		return
 	}
 	hPU, err := logic.GetPeerUpdateForHost("", host, allNodes, nil, nil)
 	if err != nil {
-		logger.Log(0, "could not pull peers for host", hostID)
+		logger.Log(0, "could not pull peers for host", hostID, err.Error())
 		logic.ReturnErrorResponse(w, r, logic.FormatError(err, "internal"))
 		return
 	}

logic/peers.go

@@ -118,7 +118,7 @@ func GetPeerUpdateForHost(network string, host *models.Host, allNodes []models.N
 			peerHost, err := GetHost(peer.HostID.String())
 			if err != nil {
 				logger.Log(1, "no peer host", peer.HostID.String(), err.Error())
-				return models.HostPeerUpdate{}, err
+				continue
 			}
 			peerConfig := wgtypes.PeerConfig{
 				PublicKey:                   peerHost.PublicKey,