mirror of https://github.com/openkruise/kruise.git
60 lines
2.0 KiB
Go
60 lines
2.0 KiB
Go
/*
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Copyright 2021 The Kruise 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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package pubcontrol
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import (
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corev1 "k8s.io/api/core/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/client-go/tools/record"
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"sigs.k8s.io/controller-runtime/pkg/client"
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policyv1alpha1 "github.com/openkruise/kruise/apis/policy/v1alpha1"
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"github.com/openkruise/kruise/pkg/util/controllerfinder"
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)
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var PubControl pubControl
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var recorder record.EventRecorder
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var kclient client.Client
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type pubControl interface {
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// IsPodReady indicates whether pod is fully ready
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// 1. pod.Status.Phase == v1.PodRunning
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// 2. pod.condition PodReady == true
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IsPodReady(pod *corev1.Pod) bool
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// IsPodStateConsistent indicates whether pod.spec and pod.status are consistent after updating containers
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IsPodStateConsistent(pod *corev1.Pod) bool
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// GetPodsForPub returns Pods protected by the pub object.
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// return two parameters
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// 1. podList
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// 2. expectedCount, the default is workload.Replicas
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GetPodsForPub(pub *policyv1alpha1.PodUnavailableBudget) ([]*corev1.Pod, int32, error)
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// webhook
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// determine if this change to pod might cause unavailability
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IsPodUnavailableChanged(oldPod, newPod *corev1.Pod) bool
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// get pub for pod
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GetPubForPod(pod *corev1.Pod) (*policyv1alpha1.PodUnavailableBudget, error)
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// get pod controller of
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GetPodControllerOf(pod *corev1.Pod) *metav1.OwnerReference
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}
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func InitPubControl(cli client.Client, finder *controllerfinder.ControllerFinder, rec record.EventRecorder) {
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recorder = rec
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kclient = cli
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PubControl = &commonControl{controllerFinder: finder, Client: cli}
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}
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