111 lines
2.9 KiB
Go
111 lines
2.9 KiB
Go
/*
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Copyright 2022 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 rollout
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import (
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"fmt"
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"time"
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rolloutv1alpha1 "github.com/openkruise/rollouts/api/v1alpha1"
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"github.com/openkruise/rollouts/pkg/controller/rollout/batchrelease"
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"github.com/openkruise/rollouts/pkg/util"
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"k8s.io/client-go/tools/record"
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"k8s.io/klog/v2"
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"sigs.k8s.io/controller-runtime/pkg/client"
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)
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type rolloutContext struct {
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client.Client
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rollout *rolloutv1alpha1.Rollout
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newStatus *rolloutv1alpha1.RolloutStatus
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isComplete bool
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stableService string
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canaryService string
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workload *util.Workload
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batchControl batchrelease.BatchRelease
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recheckTime *time.Time
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recorder record.EventRecorder
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}
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func newRolloutContext(client client.Client, recorder record.EventRecorder, rollout *rolloutv1alpha1.Rollout, newStatus *rolloutv1alpha1.RolloutStatus, workload *util.Workload) *rolloutContext {
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rolloutCon := &rolloutContext{
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Client: client,
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rollout: rollout,
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newStatus: newStatus,
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batchControl: batchrelease.NewInnerBatchController(client, rollout, getRolloutID(workload, rollout)),
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workload: workload,
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recorder: recorder,
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}
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if len(rolloutCon.rollout.Spec.Strategy.Canary.TrafficRoutings) > 0 {
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rolloutCon.stableService = rolloutCon.rollout.Spec.Strategy.Canary.TrafficRoutings[0].Service
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rolloutCon.canaryService = fmt.Sprintf("%s-canary", rolloutCon.stableService)
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}
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return rolloutCon
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}
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func (r *rolloutContext) reconcile() error {
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// canary strategy
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if r.rollout.Spec.Strategy.Canary != nil {
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klog.Infof("rollout(%s/%s) run Canary action...", r.rollout.Namespace, r.rollout.Name)
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return r.runCanary()
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}
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return nil
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}
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func (r *rolloutContext) finalising() (bool, error) {
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// canary strategy
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if r.rollout.Spec.Strategy.Canary != nil {
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done, err := r.doCanaryFinalising()
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if err == nil && !done {
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// The finalizer is not finished, wait one second
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expectedTime := time.Now().Add(time.Duration(defaultGracePeriodSeconds) * time.Second)
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r.recheckTime = &expectedTime
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}
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return done, err
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}
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return false, nil
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}
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func (r *rolloutContext) podRevisionLabelKey() string {
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if r.workload == nil {
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return ""
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}
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return r.workload.RevisionLabelKey
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}
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func getRolloutID(workload *util.Workload, rollout *rolloutv1alpha1.Rollout) string {
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if workload != nil {
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firstChoice := workload.Labels[util.RolloutIDLabel]
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if firstChoice != "" {
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return firstChoice
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}
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}
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if rollout != nil {
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return rollout.Spec.RolloutID
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}
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return ""
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}
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