forked from cayleygraph/cayley
/
open.go
40 lines (34 loc) · 1.17 KB
/
open.go
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// Copyright 2014 The Cayley Authors. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package db
import (
"github.com/barakmich/glog"
"github.com/google/cayley/config"
"github.com/google/cayley/graph"
)
func Open(cfg *config.Config) (graph.TripleStore, error) {
glog.Infof("Opening database %q at %s", cfg.DatabaseType, cfg.DatabasePath)
ts, err := graph.NewTripleStore(cfg.DatabaseType, cfg.DatabasePath, cfg.DatabaseOptions)
if err != nil {
return nil, err
}
// Memstore is not persistent, so it MUST be loaded.
if cfg.DatabaseType == "memstore" {
err = Load(ts, cfg, cfg.DatabasePath)
if err != nil {
return nil, err
}
}
return ts, nil
}