Always create volumes in the active k8s zone

cmd/e2e/e2e.go

@@ -75,6 +75,10 @@ func main() {
 
 	if *provider == "aws" {
 		awsConfig := "[Global]\n"
+		if *gceZone == "" {
+			glog.Error("gce_zone must be specified for AWS")
+			os.Exit(1)
+		}
 		awsConfig += fmt.Sprintf("Zone=%s\n", *gceZone)
 
 		var err error

pkg/cloudprovider/aws/aws.go

@@ -64,7 +64,6 @@ type AWSMetadata interface {
 
 type VolumeOptions struct {
 	CapacityMB int
-	Zone       string
 }
 
 // Volumes is an interface for managing cloud-provisioned volumes
@@ -894,7 +893,7 @@ func (aws *AWSCloud) DetachDisk(instanceName string, diskName string) error {
 // Implements Volumes.CreateVolume
 func (aws *AWSCloud) CreateVolume(volumeOptions *VolumeOptions) (string, error) {
 	request := &ec2.CreateVolume{}
-	request.AvailZone = volumeOptions.Zone
+	request.AvailZone = aws.availabilityZone
 	request.Size = (int64(volumeOptions.CapacityMB) + 1023) / 1024
 	response, err := aws.ec2.CreateVolume(request)
 	if err != nil {

test/e2e/pd.go

@@ -193,7 +193,6 @@ func createPD() (string, error) {
 		}
 		volumeOptions := &aws_cloud.VolumeOptions{}
 		volumeOptions.CapacityMB = 10 * 1024
-		volumeOptions.Zone = testContext.cloudConfig.Zone
 		return volumes.CreateVolume(volumeOptions)
 	} else {
 		return "", fmt.Errorf("Unsupported provider type")