// testBoltStorage creates a temporary bolt database. In order to clean
// resources, stop function must be run at the end of each test.
func testBoltStorage() (st storage.ValueInterface, stop func(), err error) {
testpath, err := ioutil.TempDir("", "machinegroup")
if err != nil {
return nil, nil, err
}
db, err := bolt.Open(filepath.Join(testpath, "test.db"), 0600, nil)
if err != nil {
return nil, nil, err
}
stop = func() {
db.Close()
os.RemoveAll(testpath)
}
bstorage, err := storage.NewBoltStorageBucket(db, []byte("klient"))
if err != nil {
stop()
return nil, nil, err
}
return &storage.EncodingStorage{
Interface: bstorage,
}, stop, nil
}
// NewCache returns new cache value backed by BoltDB.
func NewBoltCache(options *CacheOptions) (*Cache, error) {
db, err := newBoltDB(options)
if err != nil {
return nil, err
}
bolt, err := storage.NewBoltStorageBucket(db, options.Bucket)
if err != nil {
return nil, err
}
return &Cache{
EncodingStorage: &storage.EncodingStorage{
Interface: bolt,
},
}, nil
}