mirror of
https://github.com/rclone/rclone.git
synced 2024-11-22 05:28:09 +08:00
79 lines
2.4 KiB
Go
79 lines
2.4 KiB
Go
// This file contains the implementation of the sync batcher for uploads
|
|
//
|
|
// Dropbox rules say you can start as many batches as you want, but
|
|
// you may only have one batch being committed and must wait for the
|
|
// batch to be finished before committing another.
|
|
|
|
package dropbox
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
|
|
"github.com/dropbox/dropbox-sdk-go-unofficial/v6/dropbox/files"
|
|
"github.com/rclone/rclone/fs/fserrors"
|
|
)
|
|
|
|
// finishBatch commits the batch, returning a batch status to poll or maybe complete
|
|
func (f *Fs) finishBatch(ctx context.Context, items []*files.UploadSessionFinishArg) (complete *files.UploadSessionFinishBatchResult, err error) {
|
|
var arg = &files.UploadSessionFinishBatchArg{
|
|
Entries: items,
|
|
}
|
|
err = f.pacer.Call(func() (bool, error) {
|
|
complete, err = f.srv.UploadSessionFinishBatchV2(arg)
|
|
// If error is insufficient space then don't retry
|
|
if e, ok := err.(files.UploadSessionFinishAPIError); ok {
|
|
if e.EndpointError != nil && e.EndpointError.Path != nil && e.EndpointError.Path.Tag == files.WriteErrorInsufficientSpace {
|
|
err = fserrors.NoRetryError(err)
|
|
return false, err
|
|
}
|
|
}
|
|
// after the first chunk is uploaded, we retry everything
|
|
return err != nil, err
|
|
})
|
|
if err != nil {
|
|
return nil, fmt.Errorf("batch commit failed: %w", err)
|
|
}
|
|
return complete, nil
|
|
}
|
|
|
|
// Called by the batcher to commit a batch
|
|
func (f *Fs) commitBatch(ctx context.Context, items []*files.UploadSessionFinishArg, results []*files.FileMetadata, errors []error) (err error) {
|
|
// finalise the batch getting either a result or a job id to poll
|
|
complete, err := f.finishBatch(ctx, items)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
// Check we got the right number of entries
|
|
entries := complete.Entries
|
|
if len(entries) != len(results) {
|
|
return fmt.Errorf("expecting %d items in batch but got %d", len(results), len(entries))
|
|
}
|
|
|
|
// Format results for return
|
|
for i := range results {
|
|
item := entries[i]
|
|
if item.Tag == "success" {
|
|
results[i] = item.Success
|
|
} else {
|
|
errorTag := item.Tag
|
|
if item.Failure != nil {
|
|
errorTag = item.Failure.Tag
|
|
if item.Failure.LookupFailed != nil {
|
|
errorTag += "/" + item.Failure.LookupFailed.Tag
|
|
}
|
|
if item.Failure.Path != nil {
|
|
errorTag += "/" + item.Failure.Path.Tag
|
|
}
|
|
if item.Failure.PropertiesError != nil {
|
|
errorTag += "/" + item.Failure.PropertiesError.Tag
|
|
}
|
|
}
|
|
errors[i] = fmt.Errorf("upload failed: %s", errorTag)
|
|
}
|
|
}
|
|
|
|
return nil
|
|
}
|