refactor: replace gorm with vanilla sql and sqlc

internal/bootstrap/app_bootstrap.go

@@ -13,11 +13,10 @@ import (
 	"time"
 	"tinyauth/internal/config"
 	"tinyauth/internal/controller"
-	"tinyauth/internal/model"
+	"tinyauth/internal/repository"
 	"tinyauth/internal/utils"
 
 	"github.com/rs/zerolog/log"
-	"gorm.io/gorm"
 )
 
 type BootstrapApp struct {
@@ -107,8 +106,18 @@ func (app *BootstrapApp) Setup() error {
 	log.Trace().Str("csrfCookieName", app.context.csrfCookieName).Msg("CSRF cookie name")
 	log.Trace().Str("redirectCookieName", app.context.redirectCookieName).Msg("Redirect cookie name")
 
+	// Database
+	db, err := app.setupDatabase(app.config.DatabasePath)
+
+	if err != nil {
+		return fmt.Errorf("failed to setup database: %w", err)
+	}
+
+	// Queries
+	queries := repository.New(db)
+
 	// Services
-	services, err := app.initServices()
+	services, err := app.initServices(queries)
 
 	if err != nil {
 		return fmt.Errorf("failed to initialize services: %w", err)
@@ -154,9 +163,9 @@ func (app *BootstrapApp) Setup() error {
 		return fmt.Errorf("failed to setup routes: %w", err)
 	}
 
-	// Start DB cleanup routine
+	// Start db cleanup routine
 	log.Debug().Msg("Starting database cleanup routine")
-	go app.dbCleanup(services.databaseService.GetDatabase())
+	go app.dbCleanup(queries)
 
 	// If analytics are not disabled, start heartbeat
 	if !app.config.DisableAnalytics {
@@ -246,16 +255,16 @@ func (app *BootstrapApp) heartbeat() {
 	}
 }
 
-func (app *BootstrapApp) dbCleanup(db *gorm.DB) {
+func (app *BootstrapApp) dbCleanup(queries *repository.Queries) {
 	ticker := time.NewTicker(time.Duration(30) * time.Minute)
 	defer ticker.Stop()
 	ctx := context.Background()
 
 	for ; true; <-ticker.C {
 		log.Debug().Msg("Cleaning up old database sessions")
-		_, err := gorm.G[model.Session](db).Where("expiry < ?", time.Now().Unix()).Delete(ctx)
+		err := queries.DeleteExpiredSessions(ctx, time.Now().Unix())
 		if err != nil {
-			log.Error().Err(err).Msg("Failed to cleanup old sessions")
+			log.Error().Err(err).Msg("Failed to clean up old database sessions")
 		}
 	}
 }

internal/bootstrap/db_bootstrap.go

@@ -0,0 +1,52 @@
+package bootstrap
+
+import (
+	"database/sql"
+	"fmt"
+	"os"
+	"path/filepath"
+	"tinyauth/internal/assets"
+
+	"github.com/golang-migrate/migrate/v4"
+	"github.com/golang-migrate/migrate/v4/database/sqlite3"
+	"github.com/golang-migrate/migrate/v4/source/iofs"
+	_ "modernc.org/sqlite"
+)
+
+func (app *BootstrapApp) setupDatabase(databasePath string) (*sql.DB, error) {
+	dir := filepath.Dir(databasePath)
+
+	if err := os.MkdirAll(dir, 0755); err != nil {
+		return nil, fmt.Errorf("failed to create database directory %s: %w", dir, err)
+	}
+
+	db, err := sql.Open("sqlite", databasePath)
+
+	if err != nil {
+		return nil, fmt.Errorf("failed to open database: %w", err)
+	}
+
+	migrations, err := iofs.New(assets.Migrations, "migrations")
+
+	if err != nil {
+		return nil, fmt.Errorf("failed to create migrations: %w", err)
+	}
+
+	target, err := sqlite3.WithInstance(db, &sqlite3.Config{})
+
+	if err != nil {
+		return nil, fmt.Errorf("failed to create sqlite3 instance: %w", err)
+	}
+
+	migrator, err := migrate.NewWithInstance("iofs", migrations, "sqlite3", target)
+
+	if err != nil {
+		return nil, fmt.Errorf("failed to create migrator: %w", err)
+	}
+
+	if err := migrator.Up(); err != nil && err != migrate.ErrNoChange {
+		return nil, fmt.Errorf("failed to migrate database: %w", err)
+	}
+
+	return db, nil
+}

internal/bootstrap/service_bootstrap.go

@@ -1,6 +1,7 @@
 package bootstrap
 
 import (
+	"tinyauth/internal/repository"
 	"tinyauth/internal/service"
 
 	"github.com/rs/zerolog/log"
@@ -9,27 +10,14 @@ import (
 type Services struct {
 	accessControlService *service.AccessControlsService
 	authService          *service.AuthService
-	databaseService      *service.DatabaseService
 	dockerService        *service.DockerService
 	ldapService          *service.LdapService
 	oauthBrokerService   *service.OAuthBrokerService
 }
 
-func (app *BootstrapApp) initServices() (Services, error) {
+func (app *BootstrapApp) initServices(queries *repository.Queries) (Services, error) {
 	services := Services{}
 
-	databaseService := service.NewDatabaseService(service.DatabaseServiceConfig{
-		DatabasePath: app.config.DatabasePath,
-	})
-
-	err := databaseService.Init()
-
-	if err != nil {
-		return Services{}, err
-	}
-
-	services.databaseService = databaseService
-
 	ldapService := service.NewLdapService(service.LdapServiceConfig{
 		Address:      app.config.Ldap.Address,
 		BindDN:       app.config.Ldap.BindDN,
@@ -39,7 +27,7 @@ func (app *BootstrapApp) initServices() (Services, error) {
 		SearchFilter: app.config.Ldap.SearchFilter,
 	})
 
-	err = ldapService.Init()
+	err := ldapService.Init()
 
 	if err == nil {
 		services.ldapService = ldapService
@@ -76,7 +64,7 @@ func (app *BootstrapApp) initServices() (Services, error) {
 		LoginTimeout:      app.config.Auth.LoginTimeout,
 		LoginMaxRetries:   app.config.Auth.LoginMaxRetries,
 		SessionCookieName: app.context.sessionCookieName,
-	}, dockerService, ldapService, databaseService.GetDatabase())
+	}, dockerService, ldapService, queries)
 
 	err = authService.Init()
 

internal/model/session_model.go

@@ -1,13 +0,0 @@
-package model
-
-type Session struct {
-	UUID        string `gorm:"column:uuid;primaryKey"`
-	Username    string `gorm:"column:username"`
-	Email       string `gorm:"column:email"`
-	Name        string `gorm:"column:name"`
-	Provider    string `gorm:"column:provider"`
-	TOTPPending bool   `gorm:"column:totp_pending"`
-	OAuthGroups string `gorm:"column:oauth_groups"`
-	Expiry      int64  `gorm:"column:expiry"`
-	OAuthName   string `gorm:"column:oauth_name"`
-}

internal/repository/db.go

@@ -0,0 +1,31 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.30.0
+
+package repository
+
+import (
+	"context"
+	"database/sql"
+)
+
+type DBTX interface {
+	ExecContext(context.Context, string, ...interface{}) (sql.Result, error)
+	PrepareContext(context.Context, string) (*sql.Stmt, error)
+	QueryContext(context.Context, string, ...interface{}) (*sql.Rows, error)
+	QueryRowContext(context.Context, string, ...interface{}) *sql.Row
+}
+
+func New(db DBTX) *Queries {
+	return &Queries{db: db}
+}
+
+type Queries struct {
+	db DBTX
+}
+
+func (q *Queries) WithTx(tx *sql.Tx) *Queries {
+	return &Queries{
+		db: tx,
+	}
+}

internal/repository/models.go

@@ -0,0 +1,17 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.30.0
+
+package repository
+
+type Session struct {
+	UUID        string
+	Username    string
+	Email       string
+	Name        string
+	Provider    string
+	TotpPending bool
+	OAuthGroups string
+	Expiry      int64
+	OAuthName   string
+}

internal/repository/query.sql.go

@@ -0,0 +1,161 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.30.0
+// source: query.sql
+
+package repository
+
+import (
+	"context"
+)
+
+const createSession = `-- name: CreateSession :one
+INSERT INTO sessions (
+    "uuid",
+    "username",
+    "email",
+    "name",
+    "provider",
+    "totp_pending",
+    "oauth_groups",
+    "expiry",
+    "oauth_name"
+) VALUES (
+    ?, ?, ?, ?, ?, ?, ?, ?, ?
+)
+RETURNING uuid, username, email, name, provider, totp_pending, oauth_groups, expiry, oauth_name
+`
+
+type CreateSessionParams struct {
+	UUID        string
+	Username    string
+	Email       string
+	Name        string
+	Provider    string
+	TotpPending bool
+	OAuthGroups string
+	Expiry      int64
+	OAuthName   string
+}
+
+func (q *Queries) CreateSession(ctx context.Context, arg CreateSessionParams) (Session, error) {
+	row := q.db.QueryRowContext(ctx, createSession,
+		arg.UUID,
+		arg.Username,
+		arg.Email,
+		arg.Name,
+		arg.Provider,
+		arg.TotpPending,
+		arg.OAuthGroups,
+		arg.Expiry,
+		arg.OAuthName,
+	)
+	var i Session
+	err := row.Scan(
+		&i.UUID,
+		&i.Username,
+		&i.Email,
+		&i.Name,
+		&i.Provider,
+		&i.TotpPending,
+		&i.OAuthGroups,
+		&i.Expiry,
+		&i.OAuthName,
+	)
+	return i, err
+}
+
+const deleteExpiredSessions = `-- name: DeleteExpiredSessions :exec
+DELETE FROM "sessions"
+WHERE "expiry" < ?
+`
+
+func (q *Queries) DeleteExpiredSessions(ctx context.Context, expiry int64) error {
+	_, err := q.db.ExecContext(ctx, deleteExpiredSessions, expiry)
+	return err
+}
+
+const deleteSession = `-- name: DeleteSession :exec
+DELETE FROM "sessions"
+WHERE "uuid" = ?
+`
+
+func (q *Queries) DeleteSession(ctx context.Context, uuid string) error {
+	_, err := q.db.ExecContext(ctx, deleteSession, uuid)
+	return err
+}
+
+const getSession = `-- name: GetSession :one
+SELECT uuid, username, email, name, provider, totp_pending, oauth_groups, expiry, oauth_name FROM "sessions"
+WHERE "uuid" = ?
+`
+
+func (q *Queries) GetSession(ctx context.Context, uuid string) (Session, error) {
+	row := q.db.QueryRowContext(ctx, getSession, uuid)
+	var i Session
+	err := row.Scan(
+		&i.UUID,
+		&i.Username,
+		&i.Email,
+		&i.Name,
+		&i.Provider,
+		&i.TotpPending,
+		&i.OAuthGroups,
+		&i.Expiry,
+		&i.OAuthName,
+	)
+	return i, err
+}
+
+const updateSession = `-- name: UpdateSession :one
+UPDATE "sessions" SET
+    "username" = ?,
+    "email" = ?,
+    "name" = ?,
+    "provider" = ?,
+    "totp_pending" = ?,
+    "oauth_groups" = ?,
+    "expiry" = ?,
+    "oauth_name" = ?
+WHERE "uuid" = ?
+RETURNING uuid, username, email, name, provider, totp_pending, oauth_groups, expiry, oauth_name
+`
+
+type UpdateSessionParams struct {
+	Username    string
+	Email       string
+	Name        string
+	Provider    string
+	TotpPending bool
+	OAuthGroups string
+	Expiry      int64
+	OAuthName   string
+	UUID        string
+}
+
+func (q *Queries) UpdateSession(ctx context.Context, arg UpdateSessionParams) (Session, error) {
+	row := q.db.QueryRowContext(ctx, updateSession,
+		arg.Username,
+		arg.Email,
+		arg.Name,
+		arg.Provider,
+		arg.TotpPending,
+		arg.OAuthGroups,
+		arg.Expiry,
+		arg.OAuthName,
+		arg.UUID,
+	)
+	var i Session
+	err := row.Scan(
+		&i.UUID,
+		&i.Username,
+		&i.Email,
+		&i.Name,
+		&i.Provider,
+		&i.TotpPending,
+		&i.OAuthGroups,
+		&i.Expiry,
+		&i.OAuthName,
+	)
+	return i, err
+}

internal/service/auth_service.go

@@ -2,6 +2,7 @@ package service
 
 import (
 	"context"
+	"database/sql"
 	"errors"
 	"fmt"
 	"regexp"
@@ -9,14 +10,13 @@ import (
 	"sync"
 	"time"
 	"tinyauth/internal/config"
-	"tinyauth/internal/model"
+	"tinyauth/internal/repository"
 	"tinyauth/internal/utils"
 
 	"github.com/gin-gonic/gin"
 	"github.com/google/uuid"
 	"github.com/rs/zerolog/log"
 	"golang.org/x/crypto/bcrypt"
-	"gorm.io/gorm"
 )
 
 type LoginAttempt struct {
@@ -42,17 +42,17 @@ type AuthService struct {
 	loginAttempts map[string]*LoginAttempt
 	loginMutex    sync.RWMutex
 	ldap          *LdapService
-	database      *gorm.DB
+	queries       *repository.Queries
 	ctx           context.Context
 }
 
-func NewAuthService(config AuthServiceConfig, docker *DockerService, ldap *LdapService, database *gorm.DB) *AuthService {
+func NewAuthService(config AuthServiceConfig, docker *DockerService, ldap *LdapService, queries *repository.Queries) *AuthService {
 	return &AuthService{
 		config:        config,
 		docker:        docker,
 		loginAttempts: make(map[string]*LoginAttempt),
 		ldap:          ldap,
-		database:      database,
+		queries:       queries,
 	}
 }
 
@@ -205,19 +205,19 @@ func (auth *AuthService) CreateSessionCookie(c *gin.Context, data *config.Sessio
 		expiry = auth.config.SessionExpiry
 	}
 
-	session := model.Session{
+	session := repository.CreateSessionParams{
 		UUID:        uuid.String(),
 		Username:    data.Username,
 		Email:       data.Email,
 		Name:        data.Name,
 		Provider:    data.Provider,
-		TOTPPending: data.TotpPending,
+		TotpPending: data.TotpPending,
 		OAuthGroups: data.OAuthGroups,
 		Expiry:      time.Now().Add(time.Duration(expiry) * time.Second).Unix(),
 		OAuthName:   data.OAuthName,
 	}
 
-	err = gorm.G[model.Session](auth.database).Create(auth.ctx, &session)
+	_, err = auth.queries.CreateSession(c, session)
 
 	if err != nil {
 		return err
@@ -235,7 +235,7 @@ func (auth *AuthService) DeleteSessionCookie(c *gin.Context) error {
 		return err
 	}
 
-	_, err = gorm.G[model.Session](auth.database).Where("uuid = ?", cookie).Delete(auth.ctx)
+	err = auth.queries.DeleteSession(auth.ctx, cookie)
 
 	if err != nil {
 		return err
@@ -253,20 +253,20 @@ func (auth *AuthService) GetSessionCookie(c *gin.Context) (config.SessionCookie,
 		return config.SessionCookie{}, err
 	}
 
-	session, err := gorm.G[model.Session](auth.database).Where("uuid = ?", cookie).First(auth.ctx)
+	session, err := auth.queries.GetSession(auth.ctx, cookie)
 
 	if err != nil {
 		return config.SessionCookie{}, err
 	}
 
-	if errors.Is(err, gorm.ErrRecordNotFound) {
+	if errors.Is(err, sql.ErrNoRows) {
 		return config.SessionCookie{}, fmt.Errorf("session not found")
 	}
 
 	currentTime := time.Now().Unix()
 
 	if currentTime > session.Expiry {
-		_, err = gorm.G[model.Session](auth.database).Where("uuid = ?", cookie).Delete(auth.ctx)
+		err = auth.queries.DeleteSession(auth.ctx, cookie)
 		if err != nil {
 			log.Error().Err(err).Msg("Failed to delete expired session")
 		}
@@ -279,7 +279,7 @@ func (auth *AuthService) GetSessionCookie(c *gin.Context) (config.SessionCookie,
 		Email:       session.Email,
 		Name:        session.Name,
 		Provider:    session.Provider,
-		TotpPending: session.TOTPPending,
+		TotpPending: session.TotpPending,
 		OAuthGroups: session.OAuthGroups,
 		OAuthName:   session.OAuthName,
 	}, nil

internal/service/database_service.go

@@ -1,91 +0,0 @@
-package service
-
-import (
-	"database/sql"
-	"fmt"
-	"os"
-	"path/filepath"
-	"tinyauth/internal/assets"
-
-	"github.com/glebarez/sqlite"
-	"github.com/golang-migrate/migrate/v4"
-	sqliteMigrate "github.com/golang-migrate/migrate/v4/database/sqlite3"
-	"github.com/golang-migrate/migrate/v4/source/iofs"
-	"gorm.io/gorm"
-)
-
-type DatabaseServiceConfig struct {
-	DatabasePath string
-}
-
-type DatabaseService struct {
-	config   DatabaseServiceConfig
-	database *gorm.DB
-}
-
-func NewDatabaseService(config DatabaseServiceConfig) *DatabaseService {
-	return &DatabaseService{
-		config: config,
-	}
-}
-
-func (ds *DatabaseService) Init() error {
-	dbPath := ds.config.DatabasePath
-	if dbPath == "" {
-		dbPath = "/data/tinyauth.db"
-	}
-
-	dir := filepath.Dir(dbPath)
-	if err := os.MkdirAll(dir, 0755); err != nil {
-		return fmt.Errorf("failed to create database directory %s: %w", dir, err)
-	}
-
-	gormDB, err := gorm.Open(sqlite.Open(dbPath), &gorm.Config{})
-
-	if err != nil {
-		return err
-	}
-
-	sqlDB, err := gormDB.DB()
-
-	if err != nil {
-		return err
-	}
-
-	sqlDB.SetMaxOpenConns(1)
-
-	err = ds.migrateDatabase(sqlDB)
-
-	if err != nil && err != migrate.ErrNoChange {
-		return err
-	}
-
-	ds.database = gormDB
-	return nil
-}
-
-func (ds *DatabaseService) migrateDatabase(sqlDB *sql.DB) error {
-	data, err := iofs.New(assets.Migrations, "migrations")
-
-	if err != nil {
-		return err
-	}
-
-	target, err := sqliteMigrate.WithInstance(sqlDB, &sqliteMigrate.Config{})
-
-	if err != nil {
-		return err
-	}
-
-	migrator, err := migrate.NewWithInstance("iofs", data, "tinyauth", target)
-
-	if err != nil {
-		return err
-	}
-
-	return migrator.Up()
-}
-
-func (ds *DatabaseService) GetDatabase() *gorm.DB {
-	return ds.database
-}