104 lines
2.1 KiB
Go
104 lines
2.1 KiB
Go
// Copyright (C) 2019 Storj Labs, Inc.
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// See LICENSE for copying information.
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package storagenodedb
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import (
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"github.com/zeebo/errs"
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"storj.io/storj/pkg/kademlia"
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pstore "storj.io/storj/pkg/piecestore"
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"storj.io/storj/pkg/piecestore/psserver/psdb"
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"storj.io/storj/storage"
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"storj.io/storj/storage/boltdb"
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"storj.io/storj/storage/teststore"
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"storj.io/storj/storagenode"
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)
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var _ storagenode.DB = (*DB)(nil)
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// Config configures storage node database
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type Config struct {
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// TODO: figure out better names
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Storage string
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Info string
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Kademlia string
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}
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// DB contains access to different database tables
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type DB struct {
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storage *pstore.Storage
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psdb *psdb.DB
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kdb, ndb storage.KeyValueStore
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}
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// New creates a new master database for storage node
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func New(config Config) (*DB, error) {
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storage := pstore.NewStorage(config.Storage)
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psdb, err := psdb.Open(config.Info)
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if err != nil {
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return nil, err
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}
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dbs, err := boltdb.NewShared(config.Kademlia, kademlia.KademliaBucket, kademlia.NodeBucket)
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if err != nil {
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return nil, err
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}
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return &DB{
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storage: storage,
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psdb: psdb,
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kdb: dbs[0],
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ndb: dbs[1],
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}, nil
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}
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// NewInMemory creates new inmemory master database for storage node
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// TODO: still stores data on disk
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func NewInMemory(storageDir string) (*DB, error) {
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storage := pstore.NewStorage(storageDir)
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psdb, err := psdb.OpenInMemory()
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if err != nil {
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return nil, err
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}
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return &DB{
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storage: storage,
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psdb: psdb,
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kdb: teststore.New(),
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ndb: teststore.New(),
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}, nil
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}
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// CreateTables creates any necessary tables.
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func (db *DB) CreateTables() error {
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return nil
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}
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// Close closes any resources.
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func (db *DB) Close() error {
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return errs.Combine(
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db.psdb.Close(),
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db.kdb.Close(),
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db.ndb.Close(),
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db.storage.Close(),
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)
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}
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// Storage returns piecestore location
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func (db *DB) Storage() *pstore.Storage {
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return db.storage
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}
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// PSDB returns piecestore database
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func (db *DB) PSDB() *psdb.DB {
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return db.psdb
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}
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// RoutingTable returns kademlia routing table
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func (db *DB) RoutingTable() (kdb, ndb storage.KeyValueStore) {
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return db.kdb, db.ndb
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}
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