mirror of
https://github.com/kubevirt/containerized-data-importer.git
synced 2025-06-03 06:30:22 +00:00
112 lines
2.6 KiB
Go
112 lines
2.6 KiB
Go
//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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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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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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package main
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import (
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"flag"
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"github.com/golang/glog"
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"github.com/pkg/errors"
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"kubevirt.io/containerized-data-importer/tests/utils"
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"os"
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"path/filepath"
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"strings"
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"sync"
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)
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func main() {
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inFile := flag.String("inFile", "", "")
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outDir := flag.String("outDir", "", "")
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flag.Parse()
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glog.Info("Generating test files")
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ft := &formatTable{
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[]string{""},
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[]string{".tar"},
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[]string{".gz"},
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[]string{".xz"},
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[]string{".tar", ".gz"},
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[]string{".tar", ".xz"},
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[]string{".qcow2"},
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}
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if err := os.MkdirAll(*outDir, 0777); err != nil {
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glog.Fatal(errors.Wrapf(err, "'mkdir %s' errored: ", *outDir))
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}
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if err := ft.initializeTestFiles(*inFile, *outDir); err != nil {
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glog.Fatal(err)
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}
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glog.Info("File initialization completed without error.")
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}
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type formatTable [][]string
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func (ft formatTable) initializeTestFiles(inFile, outDir string) error {
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var wg sync.WaitGroup
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errChan := make(chan error, len(ft))
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reportError := func(err error, msg string, format ...interface{}) {
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e := errors.Wrapf(err, msg, format...)
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glog.Error(e)
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errChan <- e
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return
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}
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for _, fList := range ft {
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wg.Add(1)
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go func(i, o string, f []string) {
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defer wg.Done()
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glog.Infof("Generating file %s\n", f)
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ext := strings.Join(f, "")
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tmpDir := filepath.Join(o, "tmp"+ext)
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if err := os.Mkdir(tmpDir, 0777); err != nil {
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reportError(err, "Error creating temp dir %s", tmpDir)
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return
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}
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defer func() {
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if err := os.RemoveAll(tmpDir); err != nil {
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reportError(err, "Error deleting tmp dir %s", tmpDir)
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}
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}()
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glog.Infof("Mkdir %s\n", tmpDir)
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p, err := utils.FormatTestData(i, tmpDir, f...)
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if err != nil {
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reportError(err, "Error formatting files")
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return
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}
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if err = os.Rename(p, filepath.Join(o, filepath.Base(p))); err != nil {
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reportError(err, "Error moving file %s to %s", p, o)
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return
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}
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glog.Infof("Generated file %q\n", p)
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}(inFile, outDir, fList)
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}
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wg.Wait()
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close(errChan)
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if len(errChan) > 0 {
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for err := range errChan {
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glog.Error(err)
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}
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return errors.New("Error(s) occurred during file conversion")
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}
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return nil
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}
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