130 lines
3.1 KiB
Go
130 lines
3.1 KiB
Go
/*
|
|
Copyright 2017 Heptio Inc.
|
|
|
|
Licensed under the Apache License, Version 2.0 (the "License");
|
|
you may not use this file except in compliance with the License.
|
|
You may obtain a copy of the License at
|
|
|
|
http://www.apache.org/licenses/LICENSE-2.0
|
|
|
|
Unless required by applicable law or agreed to in writing, software
|
|
distributed under the License is distributed on an "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
See the License for the specific language governing permissions and
|
|
limitations under the License.
|
|
*/
|
|
|
|
package restorers
|
|
|
|
import (
|
|
"regexp"
|
|
|
|
"github.com/golang/glog"
|
|
|
|
"k8s.io/apimachinery/pkg/runtime"
|
|
|
|
api "github.com/heptio/ark/pkg/apis/ark/v1"
|
|
"github.com/heptio/ark/pkg/util/collections"
|
|
)
|
|
|
|
type podRestorer struct{}
|
|
|
|
var _ ResourceRestorer = &podRestorer{}
|
|
|
|
func NewPodRestorer() ResourceRestorer {
|
|
return &podRestorer{}
|
|
}
|
|
|
|
func (nsr *podRestorer) Handles(obj runtime.Unstructured, restore *api.Restore) bool {
|
|
return true
|
|
}
|
|
|
|
var (
|
|
defaultTokenRegex = regexp.MustCompile("default-token-.*")
|
|
)
|
|
|
|
func (nsr *podRestorer) Prepare(obj runtime.Unstructured, restore *api.Restore, backup *api.Backup) (runtime.Unstructured, error) {
|
|
glog.V(4).Infof("resetting metadata and status")
|
|
_, err := resetMetadataAndStatus(obj, true)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
glog.V(4).Infof("getting spec")
|
|
spec, err := collections.GetMap(obj.UnstructuredContent(), "spec")
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
glog.V(4).Infof("deleting spec.NodeName")
|
|
delete(spec, "nodeName")
|
|
|
|
newVolumes := make([]interface{}, 0)
|
|
glog.V(4).Infof("iterating over volumes")
|
|
err = collections.ForEach(spec, "volumes", func(volume map[string]interface{}) error {
|
|
name, err := collections.GetString(volume, "name")
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
glog.V(4).Infof("checking volume with name %q", name)
|
|
|
|
if !defaultTokenRegex.MatchString(name) {
|
|
glog.V(4).Infof("preserving volume")
|
|
newVolumes = append(newVolumes, volume)
|
|
} else {
|
|
glog.V(4).Infof("excluding volume")
|
|
}
|
|
|
|
return nil
|
|
})
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
glog.V(4).Infof("setting spec.volumes")
|
|
spec["volumes"] = newVolumes
|
|
|
|
glog.V(4).Infof("iterating over containers")
|
|
err = collections.ForEach(spec, "containers", func(container map[string]interface{}) error {
|
|
var newVolumeMounts []interface{}
|
|
err := collections.ForEach(container, "volumeMounts", func(volumeMount map[string]interface{}) error {
|
|
name, err := collections.GetString(volumeMount, "name")
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
glog.V(4).Infof("checking volumeMount with name %q", name)
|
|
|
|
if !defaultTokenRegex.MatchString(name) {
|
|
glog.V(4).Infof("preserving volumeMount")
|
|
newVolumeMounts = append(newVolumeMounts, volumeMount)
|
|
} else {
|
|
glog.V(4).Infof("excluding volumeMount")
|
|
}
|
|
|
|
return nil
|
|
})
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
container["volumeMounts"] = newVolumeMounts
|
|
|
|
return nil
|
|
})
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return obj, nil
|
|
}
|
|
|
|
func (nsr *podRestorer) Wait() bool {
|
|
return false
|
|
}
|
|
|
|
func (nsr *podRestorer) Ready(obj runtime.Unstructured) bool {
|
|
return true
|
|
}
|