91 lines
2.7 KiB
Go
91 lines
2.7 KiB
Go
/*
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Copyright 2017 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 restore
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import (
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"strings"
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"github.com/pkg/errors"
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"github.com/sirupsen/logrus"
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v1 "k8s.io/api/core/v1"
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"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
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"k8s.io/apimachinery/pkg/runtime"
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"github.com/heptio/velero/pkg/plugin/velero"
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)
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type PodAction struct {
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logger logrus.FieldLogger
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}
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func NewPodAction(logger logrus.FieldLogger) *PodAction {
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return &PodAction{logger: logger}
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}
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func (a *PodAction) AppliesTo() (velero.ResourceSelector, error) {
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return velero.ResourceSelector{
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IncludedResources: []string{"pods"},
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}, nil
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}
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func (a *PodAction) Execute(input *velero.RestoreItemActionExecuteInput) (*velero.RestoreItemActionExecuteOutput, error) {
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pod := new(v1.Pod)
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if err := runtime.DefaultUnstructuredConverter.FromUnstructured(input.Item.UnstructuredContent(), pod); err != nil {
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return nil, errors.WithStack(err)
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}
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pod.Spec.NodeName = ""
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pod.Spec.Priority = nil
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serviceAccountTokenPrefix := pod.Spec.ServiceAccountName + "-token-"
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var preservedVolumes []v1.Volume
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for _, vol := range pod.Spec.Volumes {
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if !strings.HasPrefix(vol.Name, serviceAccountTokenPrefix) {
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preservedVolumes = append(preservedVolumes, vol)
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}
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}
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pod.Spec.Volumes = preservedVolumes
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for i, container := range pod.Spec.Containers {
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var preservedVolumeMounts []v1.VolumeMount
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for _, mount := range container.VolumeMounts {
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if !strings.HasPrefix(mount.Name, serviceAccountTokenPrefix) {
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preservedVolumeMounts = append(preservedVolumeMounts, mount)
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}
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}
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pod.Spec.Containers[i].VolumeMounts = preservedVolumeMounts
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}
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for i, container := range pod.Spec.InitContainers {
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var preservedVolumeMounts []v1.VolumeMount
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for _, mount := range container.VolumeMounts {
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if !strings.HasPrefix(mount.Name, serviceAccountTokenPrefix) {
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preservedVolumeMounts = append(preservedVolumeMounts, mount)
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}
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}
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pod.Spec.InitContainers[i].VolumeMounts = preservedVolumeMounts
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}
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res, err := runtime.DefaultUnstructuredConverter.ToUnstructured(pod)
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if err != nil {
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return nil, errors.WithStack(err)
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}
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return velero.NewRestoreItemActionExecuteOutput(&unstructured.Unstructured{Object: res}), nil
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}
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