github.com/MetalBlockchain/subnet-evm@v0.6.3/core/rawdb/databases_64bit.go (about)

     1  // Copyright 2023 The go-ethereum Authors
     2  // This file is part of the go-ethereum library.
     3  //
     4  // The go-ethereum library is free software: you can redistribute it and/or modify
     5  // it under the terms of the GNU Lesser General Public License as published by
     6  // the Free Software Foundation, either version 3 of the License, or
     7  // (at your option) any later version.
     8  //
     9  // The go-ethereum library is distributed in the hope that it will be useful,
    10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    12  // GNU Lesser General Public License for more details.
    13  //
    14  // You should have received a copy of the GNU Lesser General Public License
    15  // along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>
    16  
    17  //go:build (arm64 || amd64) && !openbsd
    18  
    19  package rawdb
    20  
    21  import (
    22  	"github.com/ethereum/go-ethereum/ethdb"
    23  	"github.com/ethereum/go-ethereum/ethdb/pebble"
    24  )
    25  
    26  // Pebble is unsuported on 32bit architecture
    27  const PebbleEnabled = true
    28  
    29  // NewPebbleDBDatabase creates a persistent key-value database without a freezer
    30  // moving immutable chain segments into cold storage.
    31  func NewPebbleDBDatabase(file string, cache int, handles int, namespace string, readonly bool) (ethdb.Database, error) {
    32  	db, err := pebble.New(file, cache, handles, namespace, readonly)
    33  	if err != nil {
    34  		return nil, err
    35  	}
    36  	return NewDatabase(db), nil
    37  }