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https://github.com/vmware-tanzu/velero.git
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09be1f7995
When creating resources with generateName, apimachinery does not guarantee uniqueness when it appends the random suffix to the generateName stub, so if it fails with already exists error, we need to retry. Signed-off-by: Scott Seago <sseago@redhat.com>
74 lines
2.1 KiB
Go
74 lines
2.1 KiB
Go
/*
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Copyright 2020 the Velero contributors.
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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 serverstatus
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import (
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"context"
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"time"
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"github.com/pkg/errors"
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"k8s.io/apimachinery/pkg/util/wait"
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kbclient "sigs.k8s.io/controller-runtime/pkg/client"
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velerov1api "github.com/vmware-tanzu/velero/pkg/apis/velero/v1"
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"github.com/vmware-tanzu/velero/pkg/builder"
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veleroclient "github.com/vmware-tanzu/velero/pkg/client"
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)
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type Getter interface {
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GetServerStatus(kbClient kbclient.Client) (*velerov1api.ServerStatusRequest, error)
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}
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type DefaultServerStatusGetter struct {
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Namespace string
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Context context.Context
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}
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func (g *DefaultServerStatusGetter) GetServerStatus(kbClient kbclient.Client) (*velerov1api.ServerStatusRequest, error) {
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created := builder.ForServerStatusRequest(g.Namespace, "", "0").ObjectMeta(builder.WithGenerateName("velero-cli-")).Result()
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if err := veleroclient.CreateRetryGenerateName(kbClient, context.Background(), created); err != nil {
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return nil, errors.WithStack(err)
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}
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ctx, cancel := context.WithCancel(g.Context)
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defer cancel()
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key := kbclient.ObjectKey{Name: created.Name, Namespace: g.Namespace}
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checkFunc := func() {
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updated := &velerov1api.ServerStatusRequest{}
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if err := kbClient.Get(ctx, key, updated); err != nil {
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return
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}
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// TODO: once the minimum supported Kubernetes version is v1.9.0, remove the following check.
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// See http://issue.k8s.io/51046 for details.
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if updated.Name != created.Name {
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return
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}
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if updated.Status.Phase == velerov1api.ServerStatusRequestPhaseProcessed {
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created = updated
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cancel()
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}
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}
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wait.Until(checkFunc, 250*time.Millisecond, ctx.Done())
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return created, nil
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}
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