rebase: update replaced k8s.io modules to v0.33.0

Signed-off-by: Niels de Vos <ndevos@ibm.com>

e2e/vendor/k8s.io/api/discovery/v1/generated.proto

@@ -31,12 +31,12 @@ option go_package = "k8s.io/api/discovery/v1";
 
 // Endpoint represents a single logical "backend" implementing a service.
 message Endpoint {
-  // addresses of this endpoint. The contents of this field are interpreted
-  // according to the corresponding EndpointSlice addressType field. Consumers
-  // must handle different types of addresses in the context of their own
-  // capabilities. This must contain at least one address but no more than
-  // 100. These are all assumed to be fungible and clients may choose to only
-  // use the first element. Refer to: https://issue.k8s.io/106267
+  // addresses of this endpoint. For EndpointSlices of addressType "IPv4" or "IPv6",
+  // the values are IP addresses in canonical form. The syntax and semantics of
+  // other addressType values are not defined. This must contain at least one
+  // address but no more than 100. EndpointSlices generated by the EndpointSlice
+  // controller will always have exactly 1 address. No semantics are defined for
+  // additional addresses beyond the first, and kube-proxy does not look at them.
   // +listType=set
   repeated string addresses = 1;
 
@@ -82,36 +82,42 @@ message Endpoint {
 
 // EndpointConditions represents the current condition of an endpoint.
 message EndpointConditions {
-  // ready indicates that this endpoint is prepared to receive traffic,
+  // ready indicates that this endpoint is ready to receive traffic,
   // according to whatever system is managing the endpoint. A nil value
-  // indicates an unknown state. In most cases consumers should interpret this
-  // unknown state as ready. For compatibility reasons, ready should never be
-  // "true" for terminating endpoints, except when the normal readiness
-  // behavior is being explicitly overridden, for example when the associated
-  // Service has set the publishNotReadyAddresses flag.
+  // should be interpreted as "true". In general, an endpoint should be
+  // marked ready if it is serving and not terminating, though this can
+  // be overridden in some cases, such as when the associated Service has
+  // set the publishNotReadyAddresses flag.
   // +optional
   optional bool ready = 1;
 
-  // serving is identical to ready except that it is set regardless of the
-  // terminating state of endpoints. This condition should be set to true for
-  // a ready endpoint that is terminating. If nil, consumers should defer to
-  // the ready condition.
+  // serving indicates that this endpoint is able to receive traffic,
+  // according to whatever system is managing the endpoint. For endpoints
+  // backed by pods, the EndpointSlice controller will mark the endpoint
+  // as serving if the pod's Ready condition is True. A nil value should be
+  // interpreted as "true".
   // +optional
   optional bool serving = 2;
 
   // terminating indicates that this endpoint is terminating. A nil value
-  // indicates an unknown state. Consumers should interpret this unknown state
-  // to mean that the endpoint is not terminating.
+  // should be interpreted as "false".
   // +optional
   optional bool terminating = 3;
 }
 
 // EndpointHints provides hints describing how an endpoint should be consumed.
 message EndpointHints {
-  // forZones indicates the zone(s) this endpoint should be consumed by to
-  // enable topology aware routing.
+  // forZones indicates the zone(s) this endpoint should be consumed by when
+  // using topology aware routing. May contain a maximum of 8 entries.
   // +listType=atomic
   repeated ForZone forZones = 1;
+
+  // forNodes indicates the node(s) this endpoint should be consumed by when
+  // using topology aware routing. May contain a maximum of 8 entries.
+  // This is an Alpha feature and is only used when the PreferSameTrafficDistribution
+  // feature gate is enabled.
+  // +listType=atomic
+  repeated ForNode forNodes = 2;
 }
 
 // EndpointPort represents a Port used by an EndpointSlice
@@ -132,8 +138,9 @@ message EndpointPort {
   optional string protocol = 2;
 
   // port represents the port number of the endpoint.
-  // If this is not specified, ports are not restricted and must be
-  // interpreted in the context of the specific consumer.
+  // If the EndpointSlice is derived from a Kubernetes service, this must be set
+  // to the service's target port. EndpointSlices used for other purposes may have
+  // a nil port.
   optional int32 port = 3;
 
   // The application protocol for this port.
@@ -155,9 +162,12 @@ message EndpointPort {
   optional string appProtocol = 4;
 }
 
-// EndpointSlice represents a subset of the endpoints that implement a service.
-// For a given service there may be multiple EndpointSlice objects, selected by
-// labels, which must be joined to produce the full set of endpoints.
+// EndpointSlice represents a set of service endpoints. Most EndpointSlices are created by
+// the EndpointSlice controller to represent the Pods selected by Service objects. For a
+// given service there may be multiple EndpointSlice objects which must be joined to
+// produce the full set of endpoints; you can find all of the slices for a given service
+// by listing EndpointSlices in the service's namespace whose `kubernetes.io/service-name`
+// label contains the service's name.
 message EndpointSlice {
   // Standard object's metadata.
   // +optional
@@ -169,7 +179,10 @@ message EndpointSlice {
   // supported:
   // * IPv4: Represents an IPv4 Address.
   // * IPv6: Represents an IPv6 Address.
-  // * FQDN: Represents a Fully Qualified Domain Name.
+  // * FQDN: Represents a Fully Qualified Domain Name. (Deprecated)
+  // The EndpointSlice controller only generates, and kube-proxy only processes,
+  // slices of addressType "IPv4" and "IPv6". No semantics are defined for
+  // the "FQDN" type.
   optional string addressType = 4;
 
   // endpoints is a list of unique endpoints in this slice. Each slice may
@@ -178,10 +191,11 @@ message EndpointSlice {
   repeated Endpoint endpoints = 2;
 
   // ports specifies the list of network ports exposed by each endpoint in
-  // this slice. Each port must have a unique name. When ports is empty, it
-  // indicates that there are no defined ports. When a port is defined with a
-  // nil port value, it indicates "all ports". Each slice may include a
+  // this slice. Each port must have a unique name. Each slice may include a
   // maximum of 100 ports.
+  // Services always have at least 1 port, so EndpointSlices generated by the
+  // EndpointSlice controller will likewise always have at least 1 port.
+  // EndpointSlices used for other purposes may have an empty ports list.
   // +optional
   // +listType=atomic
   repeated EndpointPort ports = 3;
@@ -197,6 +211,12 @@ message EndpointSliceList {
   repeated EndpointSlice items = 2;
 }
 
+// ForNode provides information about which nodes should consume this endpoint.
+message ForNode {
+  // name represents the name of the node.
+  optional string name = 1;
+}
+
 // ForZone provides information about which zones should consume this endpoint.
 message ForZone {
   // name represents the name of the zone.