nodepool_types.go

/*
Copyright 2020 The OpenYurt 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 v1alpha1

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

type NodePoolType string

const (
	Edge  NodePoolType = "Edge"
	Cloud NodePoolType = "Cloud"
)

// NodePoolSpec defines the desired state of NodePool
type NodePoolSpec struct {
	// The type of the NodePool
	// +optional
	Type NodePoolType `json:"type,omitempty"`

	// A label query over nodes to consider for adding to the pool
	// +optional
	Selector *metav1.LabelSelector `json:"selector,omitempty"`

	// If specified, the Labels will be added to all nodes.
	// NOTE: existing labels with samy keys on the nodes will be overwritten.
	// +optional
	Labels map[string]string `json:"labels,omitempty"`

	// If specified, the Annotations will be added to all nodes.
	// NOTE: existing labels with samy keys on the nodes will be overwritten.
	// +optional
	Annotations map[string]string `json:"annotations,omitempty"`

	// If specified, the Taints will be added to all nodes.
	// +optional
	Taints []v1.Taint `json:"taints,omitempty"`
}

// NodePoolStatus defines the observed state of NodePool
type NodePoolStatus struct {
	// Total number of ready nodes in the pool.
	// +optional
	ReadyNodeNum int32 `json:"readyNodeNum"`

	// Total number of unready nodes in the pool.
	// +optional
	UnreadyNodeNum int32 `json:"unreadyNodeNum"`

	// The list of nodes' names in the pool
	// +optional
	Nodes []string `json:"nodes,omitempty"`
}

// +kubebuilder:object:root=true
// +kubebuilder:resource:scope=Cluster,path=nodepools,shortName=np,categories=all
// +kubebuilder:printcolumn:name="Type",type="string",JSONPath=".spec.type",description="The type of nodepool"
// +kubebuilder:printcolumn:name="ReadyNodes",type="integer",JSONPath=".status.readyNodeNum",description="The number of ready nodes in the pool"
// +kubebuilder:printcolumn:name="NotReadyNodes",type="integer",JSONPath=".status.unreadyNodeNum"
// +kubebuilder:printcolumn:name="Age",type="date",JSONPath=".metadata.creationTimestamp"
// +kubebuilder:subresource:status
// +genclient:nonNamespaced

// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
// +genclient
// NodePool is the Schema for the nodepools API
type NodePool struct {
	metav1.TypeMeta   `json:",inline"`
	metav1.ObjectMeta `json:"metadata,omitempty"`

	Spec   NodePoolSpec   `json:"spec,omitempty"`
	Status NodePoolStatus `json:"status,omitempty"`
}

// +kubebuilder:object:root=true

// NodePoolList contains a list of NodePool
type NodePoolList struct {
	metav1.TypeMeta `json:",inline"`
	metav1.ListMeta `json:"metadata,omitempty"`
	Items           []NodePool `json:"items"`
}

func init() {
	SchemeBuilder.Register(&NodePool{}, &NodePoolList{})
}