get ext peers for egress gw if node is ingress too

logic/peers.go

@@ -429,8 +429,10 @@ func GetPeerUpdateForHost(host *models.Host) (models.HostPeerUpdate, error) {
 			}
 
 		}
+		var extPeers []wgtypes.PeerConfig
+		var extPeerIDAndAddrs []models.IDandAddr
 		if node.IsIngressGateway {
-			extPeers, extPeerIDAndAddrs, err := getExtPeers(&node)
+			extPeers, extPeerIDAndAddrs, err = getExtPeers(&node)
 			if err == nil {
 				hostPeerUpdate.Peers = append(hostPeerUpdate.Peers, extPeers...)
 				for _, extPeerIdAndAddr := range extPeerIDAndAddrs {
@@ -461,8 +463,25 @@ func GetPeerUpdateForHost(host *models.Host) (models.HostPeerUpdate, error) {
 			}
 		}
 		if node.IsEgressGateway {
+			if node.IsIngressGateway {
+				for _, extPeerIdAndAddr := range extPeerIDAndAddrs {
+					nodePeerMap[extPeerIdAndAddr.ID] = models.PeerRouteInfo{
+						PeerAddr: net.IPNet{
+							IP:   net.ParseIP(extPeerIdAndAddr.Address),
+							Mask: getCIDRMaskFromAddr(extPeerIdAndAddr.Address),
+						},
+						PeerKey: extPeerIdAndAddr.ID,
+						Allow:   true,
+					}
+				}
+
+			}
 			hostPeerUpdate.EgressInfo[node.ID.String()] = models.EgressInfo{
-				EgressID:    node.ID.String(),
+				EgressID: node.ID.String(),
+				EgressGwAddr: net.IPNet{
+					IP:   net.ParseIP(node.PrimaryAddress()),
+					Mask: getCIDRMaskFromAddr(node.PrimaryAddress()),
+				},
 				GwPeers:     nodePeerMap,
 				EgressGWCfg: node.EgressGatewayRequest,
 			}