mirror of
https://gitlab.com/pulsechaincom/erigon-pulse.git
synced 2024-12-28 14:47:16 +00:00
56 lines
1.3 KiB
Go
56 lines
1.3 KiB
Go
/*
|
|
Copyright 2021 Erigon contributors
|
|
|
|
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 mdbx
|
|
|
|
import (
|
|
"github.com/ledgerwatch/erigon-lib/kv"
|
|
"github.com/ledgerwatch/log/v3"
|
|
mdbxbind "github.com/torquem-ch/mdbx-go/mdbx"
|
|
)
|
|
|
|
func MustOpen(path string) kv.RwDB {
|
|
db, err := Open(path, log.New(), false)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
return db
|
|
}
|
|
|
|
func MustOpenRo(path string) kv.RoDB {
|
|
db, err := Open(path, log.New(), true)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
return db
|
|
}
|
|
|
|
// Open - main method to open database.
|
|
func Open(path string, logger log.Logger, readOnly bool) (kv.RwDB, error) {
|
|
var db kv.RwDB
|
|
var err error
|
|
opts := NewMDBX(logger).Path(path)
|
|
if readOnly {
|
|
opts = opts.Flags(func(flags uint) uint { return flags | mdbxbind.Readonly })
|
|
}
|
|
db, err = opts.Open()
|
|
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return db, nil
|
|
}
|