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go-asink
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Local storage ensures its directories exist

This commit is contained in:
Aaron Lindsay 2013-02-11 07:25:29 -05:00
parent 74fd90c850
commit a045104016
1 changed files with 18 additions and 0 deletions
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18
storage_local.go
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@ -14,6 +14,17 @@ type LocalStorage struct {
tmpSubdir string
}
func ensureDirExists(dir string) error {
_, err := os.Lstat(dir)
if err != nil {
fi, err := os.Lstat(path.Dir(dir))
if err != nil { return err }
err = os.Mkdir(dir, fi.Mode().Perm())
if err != nil { return err }
}
return nil
}
func NewLocalStorage(config *conf.ConfigFile) (*LocalStorage, error) {
storageDir, err := config.GetString("storage", "dir")
if err != nil {
@ -23,6 +34,13 @@ func NewLocalStorage(config *conf.ConfigFile) (*LocalStorage, error) {
ls := new(LocalStorage)
ls.storageDir = storageDir
ls.tmpSubdir = path.Join(storageDir, ".asink-tmpdir")
//make sure the base directory and tmp subdir exist
err = ensureDirExists(ls.storageDir)
if err != nil { return nil, err}
err = ensureDirExists(ls.tmpSubdir)
if err != nil { return nil, err}
return ls, nil
}