64 lines
2.0 KiB
Go
64 lines
2.0 KiB
Go
/*
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Copyright 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 archive
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import (
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"encoding/json"
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"path/filepath"
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"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
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velerov1api "github.com/vmware-tanzu/velero/pkg/apis/velero/v1"
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"github.com/vmware-tanzu/velero/pkg/util/filesystem"
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)
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// GetItemFilePath returns an item's file path once extracted from a Velero backup archive.
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func GetItemFilePath(rootDir, groupResource, namespace, name string) string {
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return GetVersionedItemFilePath(rootDir, groupResource, namespace, name, "")
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}
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// GetVersionedItemFilePath returns an item's file path once extracted from a Velero backup archive, with version included.
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func GetVersionedItemFilePath(rootDir, groupResource, namespace, name, versionPath string) string {
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return filepath.Join(rootDir, velerov1api.ResourcesDir, groupResource, versionPath, GetScopeDir(namespace), namespace, name+".json")
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}
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// GetScopeDir returns NamespaceScopedDir if namespace is present, or ClusterScopedDir if empty
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func GetScopeDir(namespace string) string {
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if namespace == "" {
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return velerov1api.ClusterScopedDir
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}
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return velerov1api.NamespaceScopedDir
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}
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// Unmarshal reads the specified file, unmarshals the JSON contained within it
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// and returns an Unstructured object.
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func Unmarshal(fs filesystem.Interface, filePath string) (*unstructured.Unstructured, error) {
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var obj unstructured.Unstructured
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bytes, err := fs.ReadFile(filePath)
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if err != nil {
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return nil, err
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}
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err = json.Unmarshal(bytes, &obj)
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if err != nil {
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return nil, err
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}
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return &obj, nil
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}
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