103 lines
2.8 KiB
Go
103 lines
2.8 KiB
Go
/*
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Copyright 2020 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 migrate
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import (
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"fmt"
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"time"
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internalcmdutil "github.com/openkruise/kruise-tools/pkg/cmd/util"
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"github.com/openkruise/kruise-tools/pkg/creation"
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clonesetcreation "github.com/openkruise/kruise-tools/pkg/creation/cloneset"
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"github.com/openkruise/kruise-tools/pkg/migration"
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clonesetmigration "github.com/openkruise/kruise-tools/pkg/migration/cloneset"
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"github.com/spf13/cobra"
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cmdutil "k8s.io/kubectl/pkg/cmd/util"
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)
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func (o *migrateOptions) migrateCloneSet(f cmdutil.Factory, cmd *cobra.Command) error {
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cfg, err := f.ToRESTConfig()
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if err != nil {
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return err
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}
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if o.IsCreate {
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ctrl, err := clonesetcreation.NewControl(cfg)
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if err != nil {
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return err
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}
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opts := creation.Options{CopyReplicas: o.IsCopy}
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if err := ctrl.Create(o.SrcRef, o.DstRef, opts); err != nil {
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return err
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}
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internalcmdutil.Print(fmt.Sprintf("Successfully created from %s/%s to %s/%s", o.From, o.SrcName, o.To, o.DstName))
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} else {
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stopChan := make(chan struct{})
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ctrl, err := clonesetmigration.NewControl(cfg, stopChan)
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if err != nil {
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return err
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}
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opts := migration.Options{}
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if o.Replicas >= 0 {
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opts.Replicas = &o.Replicas
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}
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if o.MaxSurge >= 1 {
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opts.MaxSurge = &o.MaxSurge
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}
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if o.TimeoutSeconds > 0 {
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opts.TimeoutSeconds = &o.TimeoutSeconds
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}
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oldResult, err := ctrl.Submit(o.SrcRef, o.DstRef, opts)
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if err != nil {
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return err
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}
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for {
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time.Sleep(time.Second)
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newResult, err := ctrl.Query(oldResult.ID)
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if err != nil {
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return err
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}
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if newResult.SrcMigratedReplicas != oldResult.SrcMigratedReplicas || newResult.DstMigratedReplicas != oldResult.DstMigratedReplicas {
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internalcmdutil.Print(fmt.Sprintf("Migration progress: %s/%s scale in %d, %s/%s scale out %d",
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o.From, o.SrcName, newResult.SrcMigratedReplicas, o.To, o.DstName, newResult.DstMigratedReplicas))
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}
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switch newResult.State {
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case migration.MigrateSucceeded:
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internalcmdutil.Print(fmt.Sprintf("Successfully migrated %v replicas from %s/%s to %s/%s",
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newResult.DstMigratedReplicas, o.From, o.SrcName, o.To, o.DstName))
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return nil
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case migration.MigrateFailed:
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return fmt.Errorf("failed to migrate: %v", newResult.Message)
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}
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oldResult = newResult
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}
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}
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return nil
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}
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