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/*
GoToSocial
Copyright (C) 2021-2023 GoToSocial Authors admin@gotosocial.org
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package bundb
import (
"context"
"crypto/rand"
"github.com/superseriousbusiness/gotosocial/internal/db"
"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
"github.com/superseriousbusiness/gotosocial/internal/id"
)
type sessionDB struct {
conn *DBConn
}
func (s *sessionDB) GetSession(ctx context.Context) (*gtsmodel.RouterSession, db.Error) {
rss := make([]*gtsmodel.RouterSession, 0, 1)
// get the first router session in the db or...
if err := s.conn.
NewSelect().
Model(&rss).
Limit(1).
Order("router_session.id DESC").
Scan(ctx); err != nil {
return nil, s.conn.ProcessError(err)
}
// ... create a new one
if len(rss) == 0 {
return s.createSession(ctx)
}
return rss[0], nil
}
func (s *sessionDB) createSession(ctx context.Context) (*gtsmodel.RouterSession, db.Error) {
auth := make([]byte, 32)
crypt := make([]byte, 32)
if _, err := rand.Read(auth); err != nil {
return nil, err
}
if _, err := rand.Read(crypt); err != nil {
return nil, err
}
id, err := id.NewULID()
if err != nil {
return nil, err
}
rs := >smodel.RouterSession{
ID: id,
Auth: auth,
Crypt: crypt,
}
if _, err := s.conn.
NewInsert().
Model(rs).
Exec(ctx); err != nil {
return nil, s.conn.ProcessError(err)
}
return rs, nil
}
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