Stubbing out WireGuard components

Stubbing our WireGuard components so that I can use docker/podman
network_mode=host. This is much more efficient than the docker/podman
userspace network.

cmd/wg-mesh/main.go

@@ -216,6 +216,23 @@ func deleteService(client *ipcRpc.Client, service string) {
 	fmt.Println(reply)
 }
 
+func getNode(client *ipcRpc.Client, nodeId, meshId string) {
+	var reply string
+	args := &ipc.GetNodeArgs{
+		NodeId: nodeId,
+		MeshId: meshId,
+	}
+
+	err := client.Call("IpcHandler.GetNode", &args, &reply)
+
+	if err != nil {
+		fmt.Println(err.Error())
+		return
+	}
+
+	fmt.Println(reply)
+}
+
 func main() {
 	parser := argparse.NewParser("wg-mesh",
 		"wg-mesh Manipulate WireGuard meshes")
@@ -232,6 +249,7 @@ func main() {
 	putAliasCmd := parser.NewCommand("put-alias", "Place an alias for the node")
 	setServiceCmd := parser.NewCommand("set-service", "Place a service into your advertisements")
 	deleteServiceCmd := parser.NewCommand("delete-service", "Remove a service from your advertisements")
+	getNodeCmd := parser.NewCommand("get-node", "Get a specific node from the mesh")
 
 	var newMeshIfName *string = newMeshCmd.String("f", "ifname", &argparse.Options{Required: true})
 	var newMeshPort *int = newMeshCmd.Int("p", "wgport", &argparse.Options{Required: true})
@@ -261,6 +279,9 @@ func main() {
 
 	var deleteServiceKey *string = deleteServiceCmd.String("s", "service", &argparse.Options{Required: true})
 
+	var getNodeNodeId *string = getNodeCmd.String("n", "nodeid", &argparse.Options{Required: true})
+	var getNodeMeshId *string = getNodeCmd.String("m", "meshid", &argparse.Options{Required: true})
+
 	err := parser.Parse(os.Args)
 
 	if err != nil {
@@ -329,4 +350,8 @@ func main() {
 	if deleteServiceCmd.Happened() {
 		deleteService(client, *deleteServiceKey)
 	}
+
+	if getNodeCmd.Happened() {
+		getNode(client, *getNodeNodeId, *getNodeMeshId)
+	}
 }