89 lines
2.2 KiB
Go
89 lines
2.2 KiB
Go
//
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// Copyright (c) 2019-2021 Red Hat, Inc.
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// This program and the accompanying materials are made
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// available under the terms of the Eclipse Public License 2.0
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// which is available at https://www.eclipse.org/legal/epl-2.0/
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//
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// SPDX-License-Identifier: EPL-2.0
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//
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// Contributors:
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// Red Hat, Inc. - initial API and implementation
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//
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package devworkspace
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import (
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"io/ioutil"
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"github.com/eclipse-che/che-operator/pkg/common/constants"
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"github.com/eclipse-che/che-operator/pkg/common/utils"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
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"sigs.k8s.io/yaml"
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)
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type DevWorkspaceCachedObj struct {
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data []byte
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hash256 string
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}
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var (
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// cachedObjects
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cachedObjFiles = make(map[string]*DevWorkspaceCachedObj)
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)
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// readK8SObject reads DWO related object from file system and cache value to avoid read later
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// returned object already has provisioned annotation with object hash
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func readK8SUnstructured(yamlFile string, into *unstructured.Unstructured) error {
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hash, err := readObj(yamlFile, into)
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if err != nil {
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return err
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}
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if into.GetAnnotations() == nil {
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annotations := map[string]string{}
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into.SetAnnotations(annotations)
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}
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into.GetAnnotations()[constants.CheEclipseOrgHash256] = hash
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return nil
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}
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// readK8SObject reads DWO related object from file system and cache value to avoid read later
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// returned object already has provisioned annotation with object hash
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func readK8SObject(yamlFile string, into metav1.Object) error {
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hash, err := readObj(yamlFile, into)
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if err != nil {
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return err
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}
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if into.GetAnnotations() == nil {
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annotations := map[string]string{}
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into.SetAnnotations(annotations)
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}
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into.GetAnnotations()[constants.CheEclipseOrgHash256] = hash
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return nil
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}
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func readObj(yamlFile string, into interface{}) (string, error) {
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cachedFile, exists := cachedObjFiles[yamlFile]
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if !exists {
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data, err := ioutil.ReadFile(yamlFile)
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if err != nil {
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return "", err
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}
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cachedFile = &DevWorkspaceCachedObj{
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data,
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utils.ComputeHash256(data),
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}
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cachedObjFiles[yamlFile] = cachedFile
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}
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err := yaml.Unmarshal(cachedFile.data, into)
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if err != nil {
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return "", err
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}
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return cachedFile.hash256, nil
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}
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