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Stop tag_scanner when waltDirTree is interrupted by errors

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Otherwise, tag_scanner remove tracks from folders that would come after the error
This commit is contained in:
Deluan 2020-10-31 00:06:28 -04:00
parent 6ccdc2e068
commit 145a5708ca
1 changed files with 13 additions and 5 deletions
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18
scanner/tag_scanner.go
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@ -80,7 +80,7 @@ func (s *TagScanner) Scan(ctx context.Context, lastModifiedSince time.Time) erro
var changedDirs []string
s.cnt = &counters{}
foldersFound := s.getRootFolderWalker(ctx)
foldersFound, walkerError := s.getRootFolderWalker(ctx)
for {
folderStats, more := <-foldersFound
if !more {
@ -98,6 +98,11 @@ func (s *TagScanner) Scan(ctx context.Context, lastModifiedSince time.Time) erro
}
}
if err := <-walkerError; err != nil {
log.Error("Scan was interrupted by error. See errors above", err)
return err
}
// If the media folder is empty, abort to avoid deleting all data
if len(allFSDirs) <= 1 {
log.Error(ctx, "Media Folder is empty. Aborting scan.", "folder", s.rootFolder)
@ -143,17 +148,20 @@ func (s *TagScanner) Scan(ctx context.Context, lastModifiedSince time.Time) erro
return err
}
func (s *TagScanner) getRootFolderWalker(ctx context.Context) walkResults {
func (s *TagScanner) getRootFolderWalker(ctx context.Context) (walkResults, chan error) {
start := time.Now()
log.Trace(ctx, "Loading directory tree from music folder", "folder", s.rootFolder)
results := make(chan dirStats, 5000)
walkerError := make(chan error)
go func() {
if err := walkDirTree(ctx, s.rootFolder, results); err != nil {
log.Error("Scan was interrupted by error", err)
err := walkDirTree(ctx, s.rootFolder, results)
if err != nil {
log.Error("There were errors reading directories from filesystem", err)
}
walkerError <- err
log.Debug("Finished reading directories from filesystem", "elapsed", time.Since(start))
}()
return results
return results, walkerError
}
func (s *TagScanner) getDBDirTree(ctx context.Context) (map[string]struct{}, error) {