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fs: add Shutdown optional method for backends

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This commit is contained in:
Nick Craig-Wood 2020-11-27 17:02:00 +00:00
parent c22d04aa30
commit 47aada16a0
6 changed files with 76 additions and 0 deletions
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11
backend/chunker/chunker.go
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@ -1724,6 +1724,16 @@ func (f *Fs) ChangeNotify(ctx context.Context, notifyFunc func(string, fs.EntryT
do(ctx, wrappedNotifyFunc, pollIntervalChan)
}
// Shutdown the backend, closing any background tasks and any
// cached connections.
func (f *Fs) Shutdown(ctx context.Context) error {
do := f.base.Features().Shutdown
if do == nil {
return nil
}
return do(ctx)
}
// Object represents a composite file wrapping one or more data chunks
type Object struct {
remote string
@ -2298,6 +2308,7 @@ var (
_ fs.Abouter = (*Fs)(nil)
_ fs.Wrapper = (*Fs)(nil)
_ fs.ChangeNotifier = (*Fs)(nil)
_ fs.Shutdowner = (*Fs)(nil)
_ fs.ObjectInfo = (*ObjectInfo)(nil)
_ fs.Object = (*Object)(nil)
_ fs.ObjectUnWrapper = (*Object)(nil)