Merge pull request kubernetes#59416 from verb/debug-api

Add Ephemeral Containers to the Kubernetes core API

Author: k8s-ci-robot

api/api-rules/violation_exceptions.list

@@ -125,6 +125,14 @@ API rule violation: list_type_missing,k8s.io/api/core/v1,EndpointSubset,NotReady
 API rule violation: list_type_missing,k8s.io/api/core/v1,EndpointSubset,Ports
 API rule violation: list_type_missing,k8s.io/api/core/v1,Endpoints,Subsets
 API rule violation: list_type_missing,k8s.io/api/core/v1,EndpointsList,Items
+API rule violation: list_type_missing,k8s.io/api/core/v1,EphemeralContainerCommon,Args
+API rule violation: list_type_missing,k8s.io/api/core/v1,EphemeralContainerCommon,Command
+API rule violation: list_type_missing,k8s.io/api/core/v1,EphemeralContainerCommon,Env
+API rule violation: list_type_missing,k8s.io/api/core/v1,EphemeralContainerCommon,EnvFrom
+API rule violation: list_type_missing,k8s.io/api/core/v1,EphemeralContainerCommon,Ports
+API rule violation: list_type_missing,k8s.io/api/core/v1,EphemeralContainerCommon,VolumeDevices
+API rule violation: list_type_missing,k8s.io/api/core/v1,EphemeralContainerCommon,VolumeMounts
+API rule violation: list_type_missing,k8s.io/api/core/v1,EphemeralContainers,EphemeralContainers
 API rule violation: list_type_missing,k8s.io/api/core/v1,EventList,Items
 API rule violation: list_type_missing,k8s.io/api/core/v1,ExecAction,Command
 API rule violation: list_type_missing,k8s.io/api/core/v1,FCVolumeSource,TargetWWNs
@@ -173,6 +181,7 @@ API rule violation: list_type_missing,k8s.io/api/core/v1,PodPortForwardOptions,P
 API rule violation: list_type_missing,k8s.io/api/core/v1,PodSecurityContext,SupplementalGroups
 API rule violation: list_type_missing,k8s.io/api/core/v1,PodSecurityContext,Sysctls
 API rule violation: list_type_missing,k8s.io/api/core/v1,PodSpec,Containers
+API rule violation: list_type_missing,k8s.io/api/core/v1,PodSpec,EphemeralContainers
 API rule violation: list_type_missing,k8s.io/api/core/v1,PodSpec,HostAliases
 API rule violation: list_type_missing,k8s.io/api/core/v1,PodSpec,ImagePullSecrets
 API rule violation: list_type_missing,k8s.io/api/core/v1,PodSpec,InitContainers
@@ -181,6 +190,7 @@ API rule violation: list_type_missing,k8s.io/api/core/v1,PodSpec,Tolerations
 API rule violation: list_type_missing,k8s.io/api/core/v1,PodSpec,Volumes
 API rule violation: list_type_missing,k8s.io/api/core/v1,PodStatus,Conditions
 API rule violation: list_type_missing,k8s.io/api/core/v1,PodStatus,ContainerStatuses
+API rule violation: list_type_missing,k8s.io/api/core/v1,PodStatus,EphemeralContainerStatuses
 API rule violation: list_type_missing,k8s.io/api/core/v1,PodStatus,InitContainerStatuses
 API rule violation: list_type_missing,k8s.io/api/core/v1,PodStatus,PodIPs
 API rule violation: list_type_missing,k8s.io/api/core/v1,PodTemplateList,Items

api/openapi-spec/swagger.json

@@ -45,6 +45,13 @@ func VisitContainers(podSpec *api.PodSpec, visitor ContainerVisitor) bool {
 			return false
 		}
 	}
+	if utilfeature.DefaultFeatureGate.Enabled(features.EphemeralContainers) {
+		for i := range podSpec.EphemeralContainers {
+			if !visitor((*api.Container)(&podSpec.EphemeralContainers[i].EphemeralContainerCommon)) {
+				return false
+			}
+		}
+	}
 	return true
 }
 
@@ -362,6 +369,9 @@ func dropDisabledFields(
 			return true
 		})
 	}
+	if !utilfeature.DefaultFeatureGate.Enabled(features.EphemeralContainers) {
+		podSpec.EphemeralContainers = nil
+	}
 
 	if (!utilfeature.DefaultFeatureGate.Enabled(features.VolumeSubpath) || !utilfeature.DefaultFeatureGate.Enabled(features.VolumeSubpathEnvExpansion)) && !subpathExprInUse(oldPodSpec) {
 		// drop subpath env expansion from the pod if either of the subpath features is disabled and the old spec did not specify subpath env expansion