Use buffered signal for calling os.Notify

Author: christophetd

pkg/managed-kubernetes-auditing-toolkit/eks/imds/imds_tester.go

@@ -5,16 +5,17 @@ import (
 	"context"
 	"fmt"
 	"io"
-	v1 "k8s.io/api/core/v1"
-	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
-	"k8s.io/apimachinery/pkg/util/wait"
-	"k8s.io/client-go/kubernetes"
-	typedv1 "k8s.io/client-go/kubernetes/typed/core/v1"
 	"os"
 	"os/signal"
 	"strings"
 	"syscall"
 	"time"
+
+	v1 "k8s.io/api/core/v1"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/util/wait"
+	"k8s.io/client-go/kubernetes"
+	typedv1 "k8s.io/client-go/kubernetes/typed/core/v1"
 )
 
 type ImdsTester struct {
@@ -131,7 +132,7 @@ func (m *ImdsTester) runCommandInPodAndGetLogs(podName string, command []string)
 
 func (m *ImdsTester) handleCtrlC() {
 	// If the user interactively cancels the test, clean up the pod
-	c := make(chan os.Signal)
+	c := make(chan os.Signal, 1)
 	signal.Notify(c, os.Interrupt, syscall.SIGTERM)
 	go func() {
 		<-c