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drive: reset root directory on Rmdir and Purge

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This commit is contained in:
Nick Craig-Wood 2014-07-28 23:34:05 +01:00
parent 0b51d6221a
commit 442578ca25
1 changed files with 19 additions and 6 deletions
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25
drive/drive.go
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@ -234,10 +234,8 @@ func NewFs(name, path string) (fs.Fs, error) {
return nil, fmt.Errorf("Couldn't read info about Drive: %s", err)
}
// Find the Id of the root directory and the Id of its parent
f.rootId = f.about.RootFolderId
// Put the root directory in
f.dirCache.Put("", f.rootId)
// Find the Id of the true root and clear everything
f.resetRoot()
// Find the current root
err = f.findRoot(false)
if err != nil {
@ -499,7 +497,7 @@ func (f *FsDrive) _findDir(path string, create bool) (pathId string, err error)
}
info, err := f.svc.Files.Insert(info).Do()
if err != nil {
return pathId, fmt.Errorf("Failed to make directory")
return pathId, fmt.Errorf("Failed to make directory: %v", err)
}
pathId = info.Id
} else {
@ -537,6 +535,20 @@ func (f *FsDrive) findRoot(create bool) error {
return nil
}
// Resets the root directory to the absolute root and clears the dirCache
func (f *FsDrive) resetRoot() {
f.findRootLock.Lock()
defer f.findRootLock.Unlock()
f.foundRoot = false
f.dirCache.Flush()
// Put the true root in
f.rootId = f.about.RootFolderId
// Put the root directory in
f.dirCache.Put("", f.rootId)
}
// Walk the path returning a channel of FsObjects
func (f *FsDrive) List() fs.ObjectsChan {
out := make(fs.ObjectsChan, fs.Config.Checkers)
@ -686,6 +698,7 @@ func (f *FsDrive) Rmdir() error {
return err
}
}
f.resetRoot()
return nil
}
@ -708,7 +721,7 @@ func (f *FsDrive) Purge() error {
return err
}
err = f.svc.Files.Delete(f.rootId).Do()
f.dirCache.Flush()
f.resetRoot()
if err != nil {
return err
}