Added Documents for various annotation

Signed-off-by: afzal442 <afzal442@gmail.com>

content/en/docs/reference/labels-annotations-taints/_index.md

@@ -325,6 +325,34 @@ Used on: PersistentVolumeClaim
 
 This annotation will be added to dynamic provisioning required PVC.
 
+### volume.kubernetes.io/selected-node
+
+Used on: PersistentVolumeClaim
+
+This annotation is added to a PVC that has been triggered by scheduler to be dynamically provisioned. Its value is the name of the selected node.
+
+### pv.kubernetes.io/bind-completed
+Example: `pv.kubernetes.io/bind-completed: "true"`
+
+Used on: PersistentVolumeClaim
+
+The value for this annotation must be true to take effect. This annotation indicates that {{< glossary_tooltip text="PersistentVolumeClaim" term_id="persistent-volume-claim" >}} was successfully bound to a PersistentVolume.
+
+### pv.kubernetes.io/bound-by-controller
+Example: `pv.kubernetes.io/bound-by-controller: "true"`
+
+Used on: PersistentVolume or PersistentVolumeClaim
+
+Value can either be `true` or `false`.
+This annotation applies to PVs and PVCs. It indicates that the binding (PV->PVC or PVC->PV) was installed by the controller. The absence of this annotation means the binding was done by the user (i.e. pre-bound). Value of this annotation does not matter. External PV binders must bind PV the same way as PV controller, otherwise PV controller may not handle it correctly.
+
+### pv.kubernetes.io/provisioned-by
+Example: `pv.kubernetes.io/provisioned-by: "flexVolume"`
+
+Used on: PersistentVolume
+
+This annotation is added to a PV that has been dynamically provisioned by Kubernetes. Its value is name of volume plugin that created the volume. It serves both user (to show where a PV comes from) and Kubernetes (to recognize dynamically provisioned PVs in its decisions).
+
 ### node.kubernetes.io/windows-build {#nodekubernetesiowindows-build}
 
 Example: `node.kubernetes.io/windows-build: "10.0.17763"`
@@ -335,6 +363,14 @@ When the kubelet is running on Microsoft Windows, it automatically labels its no
 
 The label's value is in the format "MajorVersion.MinorVersion.BuildNumber".
 
+### storage.alpha.kubernetes.io/migrated-plugins
+
+Example: `storage.alpha.kubernetes.io/migrated-plugins: kubernetes.io/gce-pd`
+
+Used on: CSINode
+
+This annotation is used by the Attach Detach Controller to determine whether to use the in-tree or CSI Drivers for a volume plugin on a specific node. They key is set for CSINode objects, that is a comma-separated list of in-tree plugins that will be serviced by the CSI Drivers on the Node represented by CSINode.
+
 ### service.kubernetes.io/headless {#servicekubernetesioheadless}
 
 Example: `service.kubernetes.io/headless: ""`
@@ -414,6 +450,14 @@ Used on: IngressClass
 
 When a single IngressClass resource has this annotation set to `"true"`, new Ingress resource without a class specified will be assigned this default class.
 
+### ingress.kubernetes.io/whitelist-source-range
+
+Example: `ingress.kubernetes.io/whitelist-source-range: "10.0.0.0/24,172.10.0.1"`
+
+Used on: Ingress
+
+The value is a comma separated list of CIDRs. The allowed client IP source ranges can be specified through the annotation.
+
 ### kubernetes.io/ingress.class (deprecated)
 
 {{< note >}}