Files
joakim 4eb18388db feat(backend): add OAuth2/JWT authentication support
- Add OAuth2 client for Authentik integration
- Implement JWT token generation and validation
- Add refresh token support with database storage
- Update database schema with oauth_subject, oauth_provider, and refresh_tokens table
- Create auth package with config, jwt, oauth, and token management
- Add OAuth endpoints: /auth/login, /auth/callback, /auth/refresh, /auth/logout
- Update AuthMiddleware to support both JWT and API key authentication
- Add user helper functions for OAuth user creation and retrieval
- Add .env.example with OAuth configuration template

API keys still work for CLI compatibility while JWT tokens support web/mobile clients.
2026-01-06 15:42:03 +01:00

85 lines
1.8 KiB
Go

package engine
import (
"database/sql"
"fmt"
"time"
)
type User struct {
ID int
Username string
Email string
OAuthSubject string
OAuthProvider string
CreatedAt int64
}
func FindOrCreateOAuthUser(subject, username, email string) (*User, error) {
db := GetDB()
if db == nil {
return nil, fmt.Errorf("database not initialized")
}
// Try to find existing user
var user User
err := db.QueryRow(`
SELECT id, username, COALESCE(email, ''), COALESCE(oauth_subject, ''), COALESCE(oauth_provider, ''), created_at
FROM users
WHERE oauth_subject = ?
`, subject).Scan(&user.ID, &user.Username, &user.Email, &user.OAuthSubject, &user.OAuthProvider, &user.CreatedAt)
if err == nil {
// User exists
return &user, nil
}
if err != sql.ErrNoRows {
return nil, err
}
// Create new user
result, err := db.Exec(`
INSERT INTO users (username, email, oauth_subject, oauth_provider, created_at)
VALUES (?, ?, ?, ?, ?)
`, username, email, subject, "authentik", time.Now().Unix())
if err != nil {
return nil, err
}
id, err := result.LastInsertId()
if err != nil {
return nil, err
}
user.ID = int(id)
user.Username = username
user.Email = email
user.OAuthSubject = subject
user.OAuthProvider = "authentik"
user.CreatedAt = time.Now().Unix()
return &user, nil
}
func GetUser(id int) (*User, error) {
db := GetDB()
if db == nil {
return nil, fmt.Errorf("database not initialized")
}
var user User
err := db.QueryRow(`
SELECT id, username, COALESCE(email, ''), COALESCE(oauth_subject, ''), COALESCE(oauth_provider, ''), created_at
FROM users
WHERE id = ?
`, id).Scan(&user.ID, &user.Username, &user.Email, &user.OAuthSubject, &user.OAuthProvider, &user.CreatedAt)
if err != nil {
return nil, err
}
return &user, nil
}