91 lines
2.2 KiB
Go
91 lines
2.2 KiB
Go
// Copyright 2017 Frédéric Guillot. All rights reserved.
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// Use of this source code is governed by the Apache 2.0
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// license that can be found in the LICENSE file.
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package storage // import "miniflux.app/storage"
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import (
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"database/sql"
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"fmt"
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"miniflux.app/crypto"
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"miniflux.app/model"
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)
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// CreateSession creates a new session.
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func (s *Storage) CreateSession() (*model.Session, error) {
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session := model.Session{
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ID: crypto.GenerateRandomString(32),
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Data: &model.SessionData{CSRF: crypto.GenerateRandomString(64)},
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}
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query := "INSERT INTO sessions (id, data) VALUES ($1, $2)"
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_, err := s.db.Exec(query, session.ID, session.Data)
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if err != nil {
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return nil, fmt.Errorf("unable to create session: %v", err)
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}
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return &session, nil
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}
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// UpdateSessionField updates only one session field.
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func (s *Storage) UpdateSessionField(sessionID, field string, value interface{}) error {
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query := `UPDATE sessions
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SET data = jsonb_set(data, '{%s}', to_jsonb($1::text), true)
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WHERE id=$2`
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_, err := s.db.Exec(fmt.Sprintf(query, field), value, sessionID)
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if err != nil {
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return fmt.Errorf("unable to update session field: %v", err)
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}
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return nil
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}
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// Session returns the given session.
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func (s *Storage) Session(id string) (*model.Session, error) {
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var session model.Session
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query := "SELECT id, data FROM sessions WHERE id=$1"
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err := s.db.QueryRow(query, id).Scan(
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&session.ID,
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&session.Data,
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)
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if err == sql.ErrNoRows {
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return nil, fmt.Errorf("session not found: %s", id)
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} else if err != nil {
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return nil, fmt.Errorf("unable to fetch session: %v", err)
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}
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return &session, nil
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}
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// FlushAllSessions removes all sessions from the database.
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func (s *Storage) FlushAllSessions() (err error) {
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_, err = s.db.Exec(`DELETE FROM user_sessions`)
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if err != nil {
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return err
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}
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_, err = s.db.Exec(`DELETE FROM sessions`)
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if err != nil {
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return err
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}
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return nil
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}
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// CleanOldSessions removes sessions older than 30 days.
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func (s *Storage) CleanOldSessions() int64 {
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query := `DELETE FROM sessions
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WHERE id IN (SELECT id FROM sessions WHERE created_at < now() - interval '30 days')`
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result, err := s.db.Exec(query)
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if err != nil {
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return 0
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}
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n, _ := result.RowsAffected()
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return n
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}
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