update parameter keys and README.md

README.md

@@ -65,6 +65,8 @@ Note that the external-provisioner does not scale with more replicas. Only one e
 
 * `--metrics-path`: The HTTP path where prometheus metrics will be exposed. Default is `/metrics`.
 
+* `--extraCreateMetadata`: Enables the injection of extra PVC and PV metadata as parameters when calling `CreateVolume` on the driver (keys: "csi.storage.k8s.io/pvc/name", "csi.storage.k8s.io/pvc/namespace", "csi.storage.k8s.io/pv/name") 
+
 #### Other recognized arguments
 * `--feature-gates <gates>`: A set of comma separated `<feature-name>=<true|false>` pairs that describe feature gates for alpha/experimental features. See [list of features](#feature-status) or `--help` output for list of recognized features. Example: `--feature-gates Topology=true` to enable Topology feature that's disabled by default.
 

pkg/controller/controller.go

@@ -105,9 +105,9 @@ const (
 	nodePublishSecretNamespaceKey = "csiNodePublishSecretNamespace"
 
 	// PV and PVC metadata, used for sending to drivers in the  create requests, added as parameters, optional.
-	pvcNameKey      = "csi.storage.k8s.io/created-for/pvc/name"
-	pvcNamespaceKey = "csi.storage.k8s.io/created-for/pvc/namespace"
-	pvNameKey       = "csi.storage.k8s.io/created-for/pv/name"
+	pvcNameKey      = "csi.storage.k8s.io/pvc/name"
+	pvcNamespaceKey = "csi.storage.k8s.io/pvc/namespace"
+	pvNameKey       = "csi.storage.k8s.io/pv/name"
 
 	// Defines parameters for ExponentialBackoff used for executing
 	// CSI CreateVolume API call, it gives approx 4 minutes for the CSI