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operations: add abort on exit to multithread copy

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This commit is contained in:
Nick Craig-Wood 2023-08-21 16:21:11 +01:00
parent f5753369e4
commit d4cff1ae19
1 changed files with 9 additions and 0 deletions
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9
fs/operations/multithread.go
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@ -9,6 +9,7 @@ import (
"github.com/rclone/rclone/fs"
"github.com/rclone/rclone/fs/accounting"
"github.com/rclone/rclone/lib/atexit"
"github.com/rclone/rclone/lib/multipart"
"github.com/rclone/rclone/lib/readers"
"golang.org/x/sync/errgroup"
@ -157,6 +158,14 @@ func multiThreadCopy(ctx context.Context, f fs.Fs, remote string, src fs.Object,
return nil, fmt.Errorf("multi-thread copy: failed to open chunk writer: %w", err)
}
defer atexit.OnError(&err, func() {
fs.Debugf(src, "multi-thread copy: aborting transfer on exit")
abortErr := chunkWriter.Abort(ctx)
if abortErr != nil {
fs.Debugf(src, "multi-thread copy: abort failed: %v", abortErr)
}
})()
if chunkSize > src.Size() {
fs.Debugf(src, "multi-thread copy: chunk size %v was bigger than source file size %v", fs.SizeSuffix(chunkSize), fs.SizeSuffix(src.Size()))
chunkSize = src.Size()