Add -vppcfg flag to set ifAlias from the 'description' fields in vppcfg.yaml

main.go

@@ -16,6 +16,7 @@ import (
 func main() {
 	addr := flag.String("agentx-addr", "localhost:705", "Address to connect to (hostname:port or Unix socket path)")
 	debug := flag.Bool("debug", false, "Enable debug logging")
+	vppcfg := flag.String("vppcfg", "", "VPP configuration YAML file to read interface descriptions from")
 	flag.Parse()
 
 	// Set global debug flag
@@ -40,6 +41,13 @@ func main() {
 	// Create the interface MIB
 	interfaceMIB := ifmib.NewInterfaceMIB()
 
+	// Load VPP config if specified
+	if *vppcfg != "" {
+		if err := interfaceMIB.LoadVPPConfig(*vppcfg); err != nil {
+			log.Fatalf("Failed to load VPP config: %v", err)
+		}
+	}
+
 	// Register the interface MIB with the AgentX client
 	if err := interfaceMIB.RegisterWithClient(client); err != nil {
 		log.Fatalf("Failed to register interface MIB: %v", err)