Rough outline of Network introspection interface

network/handler/handler.go

@@ -0,0 +1,51 @@
+package handler
+
+import (
+	"context"
+
+	"github.com/micro/go-micro/errors"
+	"github.com/micro/go-micro/network"
+	pbNet "github.com/micro/go-micro/network/proto"
+	pbRtr "github.com/micro/go-micro/router/proto"
+)
+
+// Network implements network handler
+type Network struct {
+	Network network.Network
+}
+
+// ListRoutes returns a list of routing table routes
+func (n *Network) ListRoutes(ctx context.Context, req *pbRtr.Request, resp *pbRtr.ListResponse) error {
+	routes, err := n.Network.Options().Router.Table().List()
+	if err != nil {
+		return errors.InternalServerError("go.micro.network", "failed to list routes: %s", err)
+	}
+
+	var respRoutes []*pbRtr.Route
+	for _, route := range routes {
+		respRoute := &pbRtr.Route{
+			Service: route.Service,
+			Address: route.Address,
+			Gateway: route.Gateway,
+			Network: route.Network,
+			Router:  route.Router,
+			Link:    route.Link,
+			Metric:  int64(route.Metric),
+		}
+		respRoutes = append(respRoutes, respRoute)
+	}
+
+	resp.Routes = respRoutes
+
+	return nil
+}
+
+// ListNodes returns a list of all accessible nodes in the network
+func (n *Network) ListNodes(ctx context.Context, req *pbNet.ListRequest, resp *pbNet.ListResponse) error {
+	return nil
+}
+
+// ListNeighbours returns a list of immediate neighbours
+func (n *Network) ListNeighbours(ctx context.Context, req *pbNet.NeighbourhoodRequest, resp *pbNet.NeighbourhoodResponse) error {
+	return nil
+}