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jottacloud: improved error handling with SetModTime and corrupt files in general

This commit is contained in:
albertony 2021-09-29 15:31:08 +02:00
parent 159229527d
commit b0f06d9920
1 changed files with 28 additions and 5 deletions
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33
backend/jottacloud/jottacloud.go
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@ -807,8 +807,17 @@ func (f *Fs) newObjectWithInfo(ctx context.Context, remote string, info *api.Jot
}
var err error
if info != nil {
// Set info
err = o.setMetaData(info)
if info.State != "COMPLETED" {
return nil, fs.ErrorObjectNotFound // File is incomplete or corrupt
}
if o.fs.opt.TrashedOnly {
if !info.Deleted {
return nil, fs.ErrorObjectNotFound // Regular file but TrashedOnly
}
} else if bool(info.Deleted) {
return nil, fs.ErrorObjectNotFound // Deleted file and not TrashedOnly
}
err = o.setMetaData(info) // sets the info
} else {
err = o.readMetaData(ctx, false) // reads info and meta, returning an error
}
@ -1385,8 +1394,15 @@ func (o *Object) readMetaData(ctx context.Context, force bool) (err error) {
if err != nil {
return err
}
if bool(info.Deleted) && !o.fs.opt.TrashedOnly {
return fs.ErrorObjectNotFound
if info.State != "COMPLETED" {
return fs.ErrorObjectNotFound // File is incomplete or corrupt
}
if o.fs.opt.TrashedOnly {
if !info.Deleted {
return fs.ErrorObjectNotFound // Regular file but TrashedOnly
}
} else if bool(info.Deleted) {
return fs.ErrorObjectNotFound // Deleted file and not TrashedOnly
}
return o.setMetaData(info)
}
@ -1432,14 +1448,21 @@ func (o *Object) SetModTime(ctx context.Context, modTime time.Time) error {
}
// send it
var response api.AllocateFileResponse
err = o.fs.pacer.Call(func() (bool, error) {
resp, err = o.fs.apiSrv.CallJSON(ctx, &opts, &request, nil)
resp, err = o.fs.apiSrv.CallJSON(ctx, &opts, &request, &response)
return shouldRetry(ctx, resp, err)
})
if err != nil {
return err
}
// check response
if response.State != "COMPLETED" {
// could be the file was modified (size/md5 changed) between readMetaData and the allocate request
return errors.New("metadata did not match")
}
// update local metadata
o.modTime = modTime
return nil