Move Go code to src/

src/main.go

@@ -0,0 +1,56 @@
+// Copyright 2025, IPng Networks GmbH, Pim van Pelt <pim@ipng.ch>
+
+package main
+
+import (
+	"flag"
+	"log"
+	"os"
+	"os/signal"
+	"syscall"
+
+	"govpp-snmp-agentx/agentx"
+	"govpp-snmp-agentx/config"
+	"govpp-snmp-agentx/ifmib"
+	"govpp-snmp-agentx/logger"
+	"govpp-snmp-agentx/vppstats"
+)
+
+func main() {
+	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
+	config.Debug = *debug
+
+	// Create the interface MIB
+	interfaceMIB := ifmib.NewInterfaceMIB()
+
+	// Load VPP config if specified
+	if *vppcfg != "" {
+		if err := interfaceMIB.LoadVPPConfig(*vppcfg); err != nil {
+			logger.Printf("Warning: Failed to load VPP config from %s: %v", *vppcfg, err)
+			logger.Printf("Continuing without VPP config file...")
+		}
+	}
+
+	// Start AgentX routine
+	if err := agentx.StartAgentXRoutine(interfaceMIB); err != nil {
+		log.Fatalf("Failed to start AgentX: %v", err)
+	}
+
+	// Start VPP stats routine with callback to update MIB
+	vppstats.StartStatsRoutine(interfaceMIB.UpdateStats)
+
+	// Set up signal handling for graceful shutdown
+	sigChan := make(chan os.Signal, 1)
+	signal.Notify(sigChan, syscall.SIGINT, syscall.SIGTERM)
+
+	// Wait for shutdown signal
+	<-sigChan
+	logger.Printf("Shutting down...")
+	
+	// Flush any buffered log entries
+	logger.Sync()
+}