e2e framework: UniqueName

test/e2e/framework/framework.go

@@ -25,6 +25,7 @@ import (
 	"bufio"
 	"bytes"
 	"fmt"
+	"math/rand"
 	"os"
 	"strings"
 	"sync"
@@ -68,6 +69,11 @@ const (
 type Framework struct {
 	BaseName string
 
+	// Set together with creating the ClientSet and the namespace.
+	// Guaranteed to be unique in the cluster even when running the same
+	// test multiple times in parallel.
+	UniqueName string
+
 	ClientSet                        clientset.Interface
 	KubemarkExternalClusterClientSet clientset.Interface
 	APIExtensionsClientSet           apiextensionsclient.Interface
@@ -229,6 +235,10 @@ func (f *Framework) BeforeEach() {
 		} else {
 			Logf("Skipping waiting for service account")
 		}
+		f.UniqueName = f.Namespace.GetName()
+	} else {
+		// not guaranteed to be unique, but very likely
+		f.UniqueName = fmt.Sprintf("%s-%08x", f.BaseName, rand.Int31())
 	}
 
 	if TestContext.GatherKubeSystemResourceUsageData != "false" && TestContext.GatherKubeSystemResourceUsageData != "none" {