db.go (2103B)
1 // GoToSocial 2 // Copyright (C) GoToSocial Authors admin@gotosocial.org 3 // SPDX-License-Identifier: AGPL-3.0-or-later 4 // 5 // This program is free software: you can redistribute it and/or modify 6 // it under the terms of the GNU Affero General Public License as published by 7 // the Free Software Foundation, either version 3 of the License, or 8 // (at your option) any later version. 9 // 10 // This program is distributed in the hope that it will be useful, 11 // but WITHOUT ANY WARRANTY; without even the implied warranty of 12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 // GNU Affero General Public License for more details. 14 // 15 // You should have received a copy of the GNU Affero General Public License 16 // along with this program. If not, see <http://www.gnu.org/licenses/>. 17 18 package federatingdb 19 20 import ( 21 "context" 22 23 "codeberg.org/gruf/go-mutexes" 24 "github.com/superseriousbusiness/activity/pub" 25 "github.com/superseriousbusiness/activity/streams/vocab" 26 "github.com/superseriousbusiness/gotosocial/internal/state" 27 "github.com/superseriousbusiness/gotosocial/internal/typeutils" 28 ) 29 30 // DB wraps the pub.Database interface with a couple of custom functions for GoToSocial. 31 type DB interface { 32 pub.Database 33 Undo(ctx context.Context, undo vocab.ActivityStreamsUndo) error 34 Accept(ctx context.Context, accept vocab.ActivityStreamsAccept) error 35 Reject(ctx context.Context, reject vocab.ActivityStreamsReject) error 36 Announce(ctx context.Context, announce vocab.ActivityStreamsAnnounce) error 37 } 38 39 // FederatingDB uses the underlying DB interface to implement the go-fed pub.Database interface. 40 // It doesn't care what the underlying implementation of the DB interface is, as long as it works. 41 type federatingDB struct { 42 locks mutexes.MutexMap 43 state *state.State 44 typeConverter typeutils.TypeConverter 45 } 46 47 // New returns a DB interface using the given database and config 48 func New(state *state.State, tc typeutils.TypeConverter) DB { 49 fdb := federatingDB{ 50 locks: mutexes.NewMap(-1, -1), // use defaults 51 state: state, 52 typeConverter: tc, 53 } 54 return &fdb 55 }