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401 lines
14 KiB
Protocol Buffer
401 lines
14 KiB
Protocol Buffer
/*
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Copyright The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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// This file was autogenerated by go-to-protobuf. Do not edit it manually!
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syntax = "proto2";
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package k8s.io.api.resource.v1alpha2;
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import "k8s.io/api/core/v1/generated.proto";
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import "k8s.io/apimachinery/pkg/apis/meta/v1/generated.proto";
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import "k8s.io/apimachinery/pkg/runtime/generated.proto";
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import "k8s.io/apimachinery/pkg/runtime/schema/generated.proto";
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// Package-wide variables from generator "generated".
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option go_package = "k8s.io/api/resource/v1alpha2";
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// AllocationResult contains attributes of an allocated resource.
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message AllocationResult {
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// ResourceHandles contain the state associated with an allocation that
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// should be maintained throughout the lifetime of a claim. Each
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// ResourceHandle contains data that should be passed to a specific kubelet
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// plugin once it lands on a node. This data is returned by the driver
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// after a successful allocation and is opaque to Kubernetes. Driver
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// documentation may explain to users how to interpret this data if needed.
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//
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// Setting this field is optional. It has a maximum size of 32 entries.
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// If null (or empty), it is assumed this allocation will be processed by a
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// single kubelet plugin with no ResourceHandle data attached. The name of
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// the kubelet plugin invoked will match the DriverName set in the
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// ResourceClaimStatus this AllocationResult is embedded in.
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//
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// +listType=atomic
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// +optional
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repeated ResourceHandle resourceHandles = 1;
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// This field will get set by the resource driver after it has allocated
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// the resource to inform the scheduler where it can schedule Pods using
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// the ResourceClaim.
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//
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// Setting this field is optional. If null, the resource is available
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// everywhere.
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// +optional
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optional k8s.io.api.core.v1.NodeSelector availableOnNodes = 2;
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// Shareable determines whether the resource supports more
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// than one consumer at a time.
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// +optional
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optional bool shareable = 3;
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}
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// PodSchedulingContext objects hold information that is needed to schedule
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// a Pod with ResourceClaims that use "WaitForFirstConsumer" allocation
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// mode.
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//
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// This is an alpha type and requires enabling the DynamicResourceAllocation
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// feature gate.
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message PodSchedulingContext {
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// Standard object metadata
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// +optional
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optional k8s.io.apimachinery.pkg.apis.meta.v1.ObjectMeta metadata = 1;
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// Spec describes where resources for the Pod are needed.
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optional PodSchedulingContextSpec spec = 2;
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// Status describes where resources for the Pod can be allocated.
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// +optional
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optional PodSchedulingContextStatus status = 3;
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}
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// PodSchedulingContextList is a collection of Pod scheduling objects.
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message PodSchedulingContextList {
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// Standard list metadata
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// +optional
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optional k8s.io.apimachinery.pkg.apis.meta.v1.ListMeta metadata = 1;
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// Items is the list of PodSchedulingContext objects.
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repeated PodSchedulingContext items = 2;
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}
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// PodSchedulingContextSpec describes where resources for the Pod are needed.
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message PodSchedulingContextSpec {
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// SelectedNode is the node for which allocation of ResourceClaims that
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// are referenced by the Pod and that use "WaitForFirstConsumer"
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// allocation is to be attempted.
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// +optional
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optional string selectedNode = 1;
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// PotentialNodes lists nodes where the Pod might be able to run.
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//
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// The size of this field is limited to 128. This is large enough for
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// many clusters. Larger clusters may need more attempts to find a node
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// that suits all pending resources. This may get increased in the
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// future, but not reduced.
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//
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// +listType=atomic
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// +optional
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repeated string potentialNodes = 2;
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}
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// PodSchedulingContextStatus describes where resources for the Pod can be allocated.
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message PodSchedulingContextStatus {
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// ResourceClaims describes resource availability for each
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// pod.spec.resourceClaim entry where the corresponding ResourceClaim
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// uses "WaitForFirstConsumer" allocation mode.
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//
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// +listType=map
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// +listMapKey=name
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// +optional
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repeated ResourceClaimSchedulingStatus resourceClaims = 1;
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}
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// ResourceClaim describes which resources are needed by a resource consumer.
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// Its status tracks whether the resource has been allocated and what the
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// resulting attributes are.
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//
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// This is an alpha type and requires enabling the DynamicResourceAllocation
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// feature gate.
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message ResourceClaim {
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// Standard object metadata
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// +optional
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optional k8s.io.apimachinery.pkg.apis.meta.v1.ObjectMeta metadata = 1;
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// Spec describes the desired attributes of a resource that then needs
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// to be allocated. It can only be set once when creating the
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// ResourceClaim.
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optional ResourceClaimSpec spec = 2;
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// Status describes whether the resource is available and with which
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// attributes.
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// +optional
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optional ResourceClaimStatus status = 3;
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}
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// ResourceClaimConsumerReference contains enough information to let you
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// locate the consumer of a ResourceClaim. The user must be a resource in the same
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// namespace as the ResourceClaim.
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message ResourceClaimConsumerReference {
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// APIGroup is the group for the resource being referenced. It is
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// empty for the core API. This matches the group in the APIVersion
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// that is used when creating the resources.
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// +optional
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optional string apiGroup = 1;
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// Resource is the type of resource being referenced, for example "pods".
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optional string resource = 3;
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// Name is the name of resource being referenced.
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optional string name = 4;
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// UID identifies exactly one incarnation of the resource.
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optional string uid = 5;
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}
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// ResourceClaimList is a collection of claims.
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message ResourceClaimList {
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// Standard list metadata
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// +optional
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optional k8s.io.apimachinery.pkg.apis.meta.v1.ListMeta metadata = 1;
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// Items is the list of resource claims.
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repeated ResourceClaim items = 2;
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}
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// ResourceClaimParametersReference contains enough information to let you
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// locate the parameters for a ResourceClaim. The object must be in the same
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// namespace as the ResourceClaim.
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message ResourceClaimParametersReference {
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// APIGroup is the group for the resource being referenced. It is
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// empty for the core API. This matches the group in the APIVersion
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// that is used when creating the resources.
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// +optional
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optional string apiGroup = 1;
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// Kind is the type of resource being referenced. This is the same
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// value as in the parameter object's metadata, for example "ConfigMap".
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optional string kind = 2;
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// Name is the name of resource being referenced.
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optional string name = 3;
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}
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// ResourceClaimSchedulingStatus contains information about one particular
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// ResourceClaim with "WaitForFirstConsumer" allocation mode.
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message ResourceClaimSchedulingStatus {
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// Name matches the pod.spec.resourceClaims[*].Name field.
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// +optional
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optional string name = 1;
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// UnsuitableNodes lists nodes that the ResourceClaim cannot be
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// allocated for.
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//
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// The size of this field is limited to 128, the same as for
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// PodSchedulingSpec.PotentialNodes. This may get increased in the
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// future, but not reduced.
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//
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// +listType=atomic
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// +optional
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repeated string unsuitableNodes = 2;
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}
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// ResourceClaimSpec defines how a resource is to be allocated.
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message ResourceClaimSpec {
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// ResourceClassName references the driver and additional parameters
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// via the name of a ResourceClass that was created as part of the
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// driver deployment.
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optional string resourceClassName = 1;
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// ParametersRef references a separate object with arbitrary parameters
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// that will be used by the driver when allocating a resource for the
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// claim.
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//
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// The object must be in the same namespace as the ResourceClaim.
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// +optional
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optional ResourceClaimParametersReference parametersRef = 2;
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// Allocation can start immediately or when a Pod wants to use the
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// resource. "WaitForFirstConsumer" is the default.
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// +optional
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optional string allocationMode = 3;
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}
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// ResourceClaimStatus tracks whether the resource has been allocated and what
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// the resulting attributes are.
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message ResourceClaimStatus {
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// DriverName is a copy of the driver name from the ResourceClass at
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// the time when allocation started.
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// +optional
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optional string driverName = 1;
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// Allocation is set by the resource driver once a resource or set of
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// resources has been allocated successfully. If this is not specified, the
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// resources have not been allocated yet.
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// +optional
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optional AllocationResult allocation = 2;
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// ReservedFor indicates which entities are currently allowed to use
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// the claim. A Pod which references a ResourceClaim which is not
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// reserved for that Pod will not be started.
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//
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// There can be at most 32 such reservations. This may get increased in
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// the future, but not reduced.
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//
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// +listType=map
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// +listMapKey=uid
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// +optional
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repeated ResourceClaimConsumerReference reservedFor = 3;
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// DeallocationRequested indicates that a ResourceClaim is to be
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// deallocated.
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//
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// The driver then must deallocate this claim and reset the field
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// together with clearing the Allocation field.
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//
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// While DeallocationRequested is set, no new consumers may be added to
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// ReservedFor.
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// +optional
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optional bool deallocationRequested = 4;
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}
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// ResourceClaimTemplate is used to produce ResourceClaim objects.
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message ResourceClaimTemplate {
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// Standard object metadata
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// +optional
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optional k8s.io.apimachinery.pkg.apis.meta.v1.ObjectMeta metadata = 1;
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// Describes the ResourceClaim that is to be generated.
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//
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// This field is immutable. A ResourceClaim will get created by the
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// control plane for a Pod when needed and then not get updated
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// anymore.
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optional ResourceClaimTemplateSpec spec = 2;
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}
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// ResourceClaimTemplateList is a collection of claim templates.
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message ResourceClaimTemplateList {
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// Standard list metadata
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// +optional
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optional k8s.io.apimachinery.pkg.apis.meta.v1.ListMeta metadata = 1;
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// Items is the list of resource claim templates.
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repeated ResourceClaimTemplate items = 2;
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}
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// ResourceClaimTemplateSpec contains the metadata and fields for a ResourceClaim.
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message ResourceClaimTemplateSpec {
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// ObjectMeta may contain labels and annotations that will be copied into the PVC
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// when creating it. No other fields are allowed and will be rejected during
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// validation.
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// +optional
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optional k8s.io.apimachinery.pkg.apis.meta.v1.ObjectMeta metadata = 1;
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// Spec for the ResourceClaim. The entire content is copied unchanged
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// into the ResourceClaim that gets created from this template. The
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// same fields as in a ResourceClaim are also valid here.
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optional ResourceClaimSpec spec = 2;
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}
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// ResourceClass is used by administrators to influence how resources
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// are allocated.
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//
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// This is an alpha type and requires enabling the DynamicResourceAllocation
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// feature gate.
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message ResourceClass {
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// Standard object metadata
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// +optional
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optional k8s.io.apimachinery.pkg.apis.meta.v1.ObjectMeta metadata = 1;
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// DriverName defines the name of the dynamic resource driver that is
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// used for allocation of a ResourceClaim that uses this class.
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//
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// Resource drivers have a unique name in forward domain order
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// (acme.example.com).
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optional string driverName = 2;
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// ParametersRef references an arbitrary separate object that may hold
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// parameters that will be used by the driver when allocating a
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// resource that uses this class. A dynamic resource driver can
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// distinguish between parameters stored here and and those stored in
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// ResourceClaimSpec.
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// +optional
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optional ResourceClassParametersReference parametersRef = 3;
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// Only nodes matching the selector will be considered by the scheduler
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// when trying to find a Node that fits a Pod when that Pod uses
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// a ResourceClaim that has not been allocated yet.
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//
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// Setting this field is optional. If null, all nodes are candidates.
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// +optional
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optional k8s.io.api.core.v1.NodeSelector suitableNodes = 4;
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}
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// ResourceClassList is a collection of classes.
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message ResourceClassList {
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// Standard list metadata
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// +optional
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optional k8s.io.apimachinery.pkg.apis.meta.v1.ListMeta metadata = 1;
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// Items is the list of resource classes.
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repeated ResourceClass items = 2;
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}
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// ResourceClassParametersReference contains enough information to let you
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// locate the parameters for a ResourceClass.
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message ResourceClassParametersReference {
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// APIGroup is the group for the resource being referenced. It is
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// empty for the core API. This matches the group in the APIVersion
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// that is used when creating the resources.
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// +optional
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optional string apiGroup = 1;
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// Kind is the type of resource being referenced. This is the same
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// value as in the parameter object's metadata.
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optional string kind = 2;
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// Name is the name of resource being referenced.
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optional string name = 3;
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// Namespace that contains the referenced resource. Must be empty
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// for cluster-scoped resources and non-empty for namespaced
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// resources.
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// +optional
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optional string namespace = 4;
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}
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// ResourceHandle holds opaque resource data for processing by a specific kubelet plugin.
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message ResourceHandle {
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// DriverName specifies the name of the resource driver whose kubelet
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// plugin should be invoked to process this ResourceHandle's data once it
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// lands on a node. This may differ from the DriverName set in
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// ResourceClaimStatus this ResourceHandle is embedded in.
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optional string driverName = 1;
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// Data contains the opaque data associated with this ResourceHandle. It is
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// set by the controller component of the resource driver whose name
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// matches the DriverName set in the ResourceClaimStatus this
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// ResourceHandle is embedded in. It is set at allocation time and is
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// intended for processing by the kubelet plugin whose name matches
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// the DriverName set in this ResourceHandle.
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//
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// The maximum size of this field is 16KiB. This may get increased in the
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// future, but not reduced.
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// +optional
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optional string data = 2;
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}
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