kubernetes types 源码

kubernetes types 代码

文件路径：/staging/src/k8s.io/metrics/pkg/apis/custom_metrics/v1beta1/types.go

/*
Copyright 2017 The Kubernetes Authors.

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/

package v1beta1

import (
	"k8s.io/api/core/v1"
	"k8s.io/apimachinery/pkg/api/resource"
	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
)

// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object

// MetricValueList is a list of values for a given metric for some set of objects
type MetricValueList struct {
	metav1.TypeMeta `json:",inline"`
	metav1.ListMeta `json:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"`

	// the value of the metric across the described objects
	Items []MetricValue `json:"items" protobuf:"bytes,2,rep,name=items"`
}

// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object

// MetricValue is a metric value for some object
type MetricValue struct {
	metav1.TypeMeta `json:",inline"`

	// a reference to the described object
	DescribedObject v1.ObjectReference `json:"describedObject" protobuf:"bytes,1,name=describedObject"`

	// the name of the metric
	MetricName string `json:"metricName" protobuf:"bytes,2,name=metricName"`

	// indicates the time at which the metrics were produced
	Timestamp metav1.Time `json:"timestamp" protobuf:"bytes,3,name=timestamp"`

	// indicates the window ([Timestamp-Window, Timestamp]) from
	// which these metrics were calculated, when returning rate
	// metrics calculated from cumulative metrics (or zero for
	// non-calculated instantaneous metrics).
	WindowSeconds *int64 `json:"window,omitempty" protobuf:"bytes,4,opt,name=window"`

	// the value of the metric for this
	Value resource.Quantity `json:"value" protobuf:"bytes,5,name=value"`

	// selector represents the label selector that could be used to select
	// this metric, and will generally just be the selector passed in to
	// the query used to fetch this metric.
	// When left blank, only the metric's Name will be used to gather metrics.
	// +optional
	Selector *metav1.LabelSelector `json:"selector" protobuf:"bytes,6,opt,name=selector"`
}

// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object

// MetricListOptions is used to select metrics by their label selectors
type MetricListOptions struct {
	metav1.TypeMeta `json:",inline"`

	// A selector to restrict the list of returned objects by their labels.
	// Defaults to everything.
	// +optional
	LabelSelector string `json:"labelSelector,omitempty" protobuf:"bytes,1,opt,name=labelSelector"`

	// A selector to restrict the list of returned metrics by their labels
	// +optional
	MetricLabelSelector string `json:"metricLabelSelector,omitempty" protobuf:"bytes,2,opt,name=metricLabelSelector"`
}

// AllObjects is a wildcard used to select metrics
// for all objects matching the given label selector
const AllObjects = "*"

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