surrealpatch/kvs/boltdb/main.go
2016-07-19 10:22:22 +01:00

50 lines
1.1 KiB
Go

// Copyright © 2016 Abcum Ltd
//
// 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 boltdb
import (
"strings"
"github.com/boltdb/bolt"
"github.com/abcum/surreal/cnf"
"github.com/abcum/surreal/kvs"
)
var bucket = []byte("default")
func init() {
kvs.Register("boltdb", New)
}
func New(opts *cnf.Options) (ds kvs.DS, err error) {
var db *bolt.DB
path := strings.TrimLeft(opts.DB.Path, "boltdb://")
db, err = bolt.Open(path, 0666, nil)
if err != nil {
return
}
db.Update(func(tx *bolt.Tx) error {
tx.CreateBucketIfNotExists(bucket)
return nil
})
return &DS{db: db, ck: opts.DB.Key}, err
}