should be fmt.printf in the e2e test

test/e2e/framework/authorizer_util.go

@@ -17,7 +17,7 @@ limitations under the License.
 package framework
 
 import (
-	"fmt"
+	"github.com/golang/glog"
 	"sync"
 	"time"
 
@@ -62,7 +62,7 @@ func WaitForNamedAuthorizationUpdate(c v1beta1authorization.SubjectAccessReviews
 		// GKE doesn't enable the SAR endpoint.  Without this endpoint, we cannot determine if the policy engine
 		// has adjusted as expected.  In this case, simply wait one second and hope it's up to date
 		if apierrors.IsNotFound(err) {
-			fmt.Printf("SubjectAccessReview endpoint is missing\n")
+			glog.Info("SubjectAccessReview endpoint is missing")
 			time.Sleep(1 * time.Second)
 			return true, nil
 		}
@@ -94,7 +94,7 @@ func BindClusterRole(c v1beta1rbac.ClusterRoleBindingsGetter, clusterRole, ns st
 
 	// if we failed, don't fail the entire test because it may still work. RBAC may simply be disabled.
 	if err != nil {
-		fmt.Printf("Error binding clusterrole/%s for %q for %v\n", clusterRole, ns, subjects)
+		glog.Errorf("Error binding clusterrole/%s for %q for %v\n", clusterRole, ns, subjects)
 	}
 }
 
@@ -124,7 +124,7 @@ func bindInNamespace(c v1beta1rbac.RoleBindingsGetter, roleType, role, ns string
 
 	// if we failed, don't fail the entire test because it may still work. RBAC may simply be disabled.
 	if err != nil {
-		fmt.Printf("Error binding %s/%s into %q for %v\n", roleType, role, ns, subjects)
+		glog.Errorf("Error binding %s/%s into %q for %v\n", roleType, role, ns, subjects)
 	}
 }
 

test/e2e/instrumentation/monitoring/prometheus.go

@@ -238,7 +238,7 @@ func fetchPrometheusTargetDiscovery(c clientset.Interface) (TargetDiscovery, err
 		Raw()
 	var qres promTargetsResponse
 	if err != nil {
-		fmt.Printf(string(response))
+		framework.Logf(string(response))
 		return qres.Data, err
 	}
 	err = json.Unmarshal(response, &qres)
@@ -297,7 +297,7 @@ func queryPrometheus(c clientset.Interface, query string, start, end time.Time,
 		Do().
 		Raw()
 	if err != nil {
-		fmt.Printf(string(response))
+		framework.Logf(string(response))
 		return nil, err
 	}
 	var qres promQueryResponse

test/e2e/node/events.go

@@ -17,7 +17,6 @@ limitations under the License.
 package node
 
 import (
-	"fmt"
 	"strconv"
 	"time"
 
@@ -84,7 +83,7 @@ var _ = SIGDescribe("Events", func() {
 		if err != nil {
 			framework.Failf("Failed to get pod: %v", err)
 		}
-		fmt.Printf("%+v\n", podWithUid)
+		framework.Logf("%+v\n", podWithUid)
 		var events *v1.EventList
 		// Check for scheduler event about the pod.
 		By("checking for scheduler event about the pod")
@@ -101,7 +100,7 @@ var _ = SIGDescribe("Events", func() {
 				return false, err
 			}
 			if len(events.Items) > 0 {
-				fmt.Println("Saw scheduler event for our pod.")
+				framework.Logf("Saw scheduler event for our pod.")
 				return true, nil
 			}
 			return false, nil
@@ -121,7 +120,7 @@ var _ = SIGDescribe("Events", func() {
 				return false, err
 			}
 			if len(events.Items) > 0 {
-				fmt.Println("Saw kubelet event for our pod.")
+				framework.Logf("Saw kubelet event for our pod.")
 				return true, nil
 			}
 			return false, nil