handle interrupt

cmd/nodecmd/create.go

@@ -479,6 +479,7 @@ func createNodes(cmd *cobra.Command, args []string) error {
 			if err != nil {
 				return err
 			}
+			fmt.Printf("obtained image ID %s \n", imageID)
 			numNodesMetricsMap = numNodesMap
 			if existingMonitoringInstance == "" {
 				monitoringHostRegion = maps.Keys(numNodesMap)[0]

cmd/nodecmd/wiz.go

@@ -4,9 +4,12 @@ package nodecmd
 
 import (
 	"fmt"
+	"os"
+	"os/signal"
 	"strconv"
 	"strings"
 	"sync"
+	"syscall"
 	"time"
 
 	"github.com/ava-labs/avalanche-cli/pkg/metrics"
@@ -145,6 +148,16 @@ The node wiz command creates a devnet and deploys, sync and validate a subnet in
 }
 
 func wiz(cmd *cobra.Command, args []string) error {
+	c := make(chan os.Signal, 1)
+	signal.Notify(c, os.Interrupt, syscall.SIGTERM)
+	go func() {
+		for sig := range c {
+			fmt.Printf("Received signal: %s\n", sig)
+			// Perform cleanup or other necessary tasks
+			fmt.Println("Cleaning up and exiting...")
+			os.Exit(0)
+		}
+	}()
 	clusterName := args[0]
 	subnetName := ""
 	if len(args) > 1 {

pkg/cloud/gcp/gcp.go

@@ -321,9 +321,6 @@ func (c *GcpCloud) SetupInstances(
 	return instances, nil
 }
 
-// // Copyright (C) 2022, Ava Labs, Inc. All rights reserved.
-// // See the file LICENSE for licensing terms.
-
 func (c *GcpCloud) GetUbuntuImageID() (string, error) {
 	imageListCall := c.gcpClient.Images.List(constants.GCPDefaultImageProvider).Filter(constants.GCPImageFilter)
 	imageList, err := imageListCall.Do()