122 lines
2.5 KiB
Go
122 lines
2.5 KiB
Go
// Copyright (C) 2018 Storj Labs, Inc.
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// See LICENSE for copying information.
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package satellitedb
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import (
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"github.com/zeebo/errs"
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"context"
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"storj.io/storj/internal/migrate"
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"storj.io/storj/pkg/satellite"
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"storj.io/storj/pkg/satellite/satellitedb/dbx"
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)
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var (
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// Error is the default satellitedb errs class
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Error = errs.Class("satellitedb")
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)
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// Database contains access to different satellite databases
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type Database struct {
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db *dbx.DB
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tx *dbx.Tx
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methods dbx.Methods
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}
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// New - constructor for DB
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func New(driver, source string) (*Database, error) {
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db, err := dbx.Open(driver, source)
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if err != nil {
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return nil, Error.New("failed opening database %q, %q: %v",
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driver, source, err)
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}
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database := &Database{
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db: db,
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methods: db,
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}
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return database, nil
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}
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// Users is getter a for Users repository
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func (db *Database) Users() satellite.Users {
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return &users{db.methods}
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}
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// Projects is a getter for Projects repository
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func (db *Database) Projects() satellite.Projects {
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return &projects{db.methods}
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}
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// ProjectMembers is a getter for ProjectMembers repository
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func (db *Database) ProjectMembers() satellite.ProjectMembers {
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return &projectMembers{db.methods}
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}
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// APIKeys is a getter for APIKeys repository
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func (db *Database) APIKeys() satellite.APIKeys {
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return &apikeys{db.methods}
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}
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// CreateTables is a method for creating all tables for satellitedb
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func (db *Database) CreateTables() error {
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if db.db == nil {
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return errs.New("Connection is closed")
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}
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return migrate.Create("satellitedb", db.db)
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}
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// Close is used to close db connection
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func (db *Database) Close() error {
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if db.db == nil {
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return errs.New("Connection is closed")
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}
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return db.db.Close()
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}
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// BeginTx is a method for opening transaction
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func (db *Database) BeginTx(ctx context.Context) (satellite.DBTx, error) {
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if db.db == nil {
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return nil, errs.New("DB is not initialized!")
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}
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tx, err := db.db.Open(ctx)
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if err != nil {
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return nil, err
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}
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return &DBTx{
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Database: &Database{
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tx: tx,
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methods: tx,
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},
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}, nil
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}
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// DBTx extends Database with transaction scope
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type DBTx struct {
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*Database
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}
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// Commit is a method for committing and closing transaction
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func (db *DBTx) Commit() error {
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if db.tx == nil {
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return errs.New("begin transaction before commit it!")
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}
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return db.tx.Commit()
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}
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// Rollback is a method for rollback and closing transaction
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func (db *DBTx) Rollback() error {
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if db.tx == nil {
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return errs.New("begin transaction before rollback it!")
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}
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return db.tx.Rollback()
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}
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