refactor: remove dependency on gin sessions

cmd/root.go

@@ -107,17 +107,16 @@ var rootCmd = &cobra.Command{
 		apiConfig := types.APIConfig{
 			Port:    config.Port,
 			Address: config.Address,
-			Secret:        config.Secret,
-			CookieSecure:  config.CookieSecure,
-			SessionExpiry: config.SessionExpiry,
-			Domain:        domain,
 		}
 
 		// Create auth config
 		authConfig := types.AuthConfig{
 			Users:           users,
 			OauthWhitelist:  oauthWhitelist,
+			Secret:          config.Secret,
+			CookieSecure:    config.CookieSecure,
 			SessionExpiry:   config.SessionExpiry,
+			Domain:          domain,
 			LoginTimeout:    config.LoginTimeout,
 			LoginMaxRetries: config.LoginMaxRetries,
 		}

go.mod

@@ -3,7 +3,6 @@ module tinyauth
 go 1.23.2
 
 require (
-	github.com/gin-contrib/sessions v1.0.2
 	github.com/gin-gonic/gin v1.10.0
 	github.com/go-playground/validator/v10 v10.24.0
 	github.com/google/go-querystring v1.1.0
@@ -58,9 +57,8 @@ require (
 	github.com/go-playground/universal-translator v0.18.1 // indirect
 	github.com/goccy/go-json v0.10.4 // indirect
 	github.com/gogo/protobuf v1.3.2 // indirect
-	github.com/gorilla/context v1.1.2 // indirect
 	github.com/gorilla/securecookie v1.1.2 // indirect
-	github.com/gorilla/sessions v1.2.2 // indirect
+	github.com/gorilla/sessions v1.2.2
 	github.com/hashicorp/hcl v1.0.0 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect

go.sum

@@ -65,8 +65,6 @@ github.com/fsnotify/fsnotify v1.7.0 h1:8JEhPFa5W2WU7YfeZzPNqzMP6Lwt7L2715Ggo0nos
 github.com/fsnotify/fsnotify v1.7.0/go.mod h1:40Bi/Hjc2AVfZrqy+aj+yEI+/bRxZnMJyTJwOpGvigM=
 github.com/gabriel-vasile/mimetype v1.4.8 h1:FfZ3gj38NjllZIeJAmMhr+qKL8Wu+nOoI3GqacKw1NM=
 github.com/gabriel-vasile/mimetype v1.4.8/go.mod h1:ByKUIKGjh1ODkGM1asKUbQZOLGrPjydw3hYPU2YU9t8=
-github.com/gin-contrib/sessions v1.0.2 h1:UaIjUvTH1cMeOdj3in6dl+Xb6It8RiKRF9Z1anbUyCA=
-github.com/gin-contrib/sessions v1.0.2/go.mod h1:KxKxWqWP5LJVDCInulOl4WbLzK2KSPlLesfZ66wRvMs=
 github.com/gin-contrib/sse v1.0.0 h1:y3bT1mUWUxDpW4JLQg/HnTqV4rozuW4tC9eFKTxYI9E=
 github.com/gin-contrib/sse v1.0.0/go.mod h1:zNuFdwarAygJBht0NTKiSi3jRf6RbqeILZ9Sp6Slhe0=
 github.com/gin-gonic/gin v1.10.0 h1:nTuyha1TYqgedzytsKYqna+DfLos46nTv2ygFy86HFU=
@@ -99,8 +97,6 @@ github.com/google/gofuzz v1.2.0 h1:xRy4A+RhZaiKjJ1bPfwQ8sedCA+YS2YcCHW6ec7JMi0=
 github.com/google/gofuzz v1.2.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
 github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
 github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
-github.com/gorilla/context v1.1.2 h1:WRkNAv2uoa03QNIc1A6u4O7DAGMUVoopZhkiXWA2V1o=
-github.com/gorilla/context v1.1.2/go.mod h1:KDPwT9i/MeWHiLl90fuTgrt4/wPcv75vFAZLaOOcbxM=
 github.com/gorilla/securecookie v1.1.2 h1:YCIWL56dvtr73r6715mJs5ZvhtnY73hBvEF8kXD8ePA=
 github.com/gorilla/securecookie v1.1.2/go.mod h1:NfCASbcHqRSY+3a8tlWJwsQap2VX5pwzwo4h3eOamfo=
 github.com/gorilla/sessions v1.2.2 h1:lqzMYz6bOfvn2WriPUjNByzeXIlVzURcPmgMczkmTjY=

internal/api/api.go

@@ -11,8 +11,6 @@ import (
 	"tinyauth/internal/handlers"
 	"tinyauth/internal/types"
 
-	"github.com/gin-contrib/sessions"
-	"github.com/gin-contrib/sessions/cookie"
 	"github.com/gin-gonic/gin"
 	"github.com/rs/zerolog/log"
 )
@@ -51,21 +49,6 @@ func (api *API) Init() {
 	log.Debug().Msg("Setting up file server")
 	fileServer := http.FileServer(http.FS(dist))
 
-	// Setup cookie store
-	log.Debug().Msg("Setting up cookie store")
-	store := cookie.NewStore([]byte(api.Config.Secret))
-
-	// Use session middleware
-	store.Options(sessions.Options{
-		Domain:   api.Config.Domain,
-		Path:     "/",
-		HttpOnly: true,
-		Secure:   api.Config.CookieSecure,
-		MaxAge:   api.Config.SessionExpiry,
-	})
-
-	router.Use(sessions.Sessions("tinyauth", store))
-
 	// UI middleware
 	router.Use(func(c *gin.Context) {
 		// If not an API request, serve the UI

internal/api/api_test.go

@@ -23,9 +23,6 @@ import (
 var apiConfig = types.APIConfig{
 	Port:    8080,
 	Address: "0.0.0.0",
-	Secret:        "super-secret-api-thing-for-tests", // It is 32 chars long
-	CookieSecure:  false,
-	SessionExpiry: 3600,
 }
 
 // Simple handlers config for tests
@@ -42,6 +39,8 @@ var handlersConfig = types.HandlersConfig{
 var authConfig = types.AuthConfig{
 	Users:           types.Users{},
 	OauthWhitelist:  []string{},
+	Secret:          "super-secret-api-thing-for-tests", // It is 32 chars long
+	CookieSecure:    false,
 	SessionExpiry:   3600,
 	LoginTimeout:    0,
 	LoginMaxRetries: 0,

internal/auth/auth.go

@@ -1,6 +1,8 @@
 package auth
 
 import (
+	"fmt"
+	"net/http"
 	"regexp"
 	"slices"
 	"strings"
@@ -9,8 +11,8 @@ import (
 	"tinyauth/internal/docker"
 	"tinyauth/internal/types"
 
-	"github.com/gin-contrib/sessions"
 	"github.com/gin-gonic/gin"
+	"github.com/gorilla/sessions"
 	"github.com/rs/zerolog/log"
 	"golang.org/x/crypto/bcrypt"
 )
@@ -30,6 +32,30 @@ type Auth struct {
 	LoginMutex    sync.RWMutex
 }
 
+func (auth *Auth) GetSession(c *gin.Context) (*sessions.Session, error) {
+	// Create cookie store
+	store := sessions.NewCookieStore([]byte(auth.Config.Secret))
+
+	// Configure cookie store
+	store.Options = &sessions.Options{
+		Path:     "/",
+		MaxAge:   auth.Config.SessionExpiry,
+		Secure:   auth.Config.CookieSecure,
+		HttpOnly: true,
+		SameSite: http.SameSiteDefaultMode,
+		Domain:   fmt.Sprintf(".%s", auth.Config.Domain),
+	}
+
+	// Get session
+	session, err := store.Get(c.Request, "tinyauth")
+	if err != nil {
+		log.Error().Err(err).Msg("Failed to get session")
+		return nil, err
+	}
+
+	return session, nil
+}
+
 func (auth *Auth) GetUser(username string) *types.User {
 	// Loop through users and return the user if the username matches
 	for _, user := range auth.Config.Users {
@@ -126,11 +152,15 @@ func (auth *Auth) EmailWhitelisted(emailSrc string) bool {
 	return false
 }
 
-func (auth *Auth) CreateSessionCookie(c *gin.Context, data *types.SessionCookie) {
+func (auth *Auth) CreateSessionCookie(c *gin.Context, data *types.SessionCookie) error {
 	log.Debug().Msg("Creating session cookie")
 
 	// Get session
-	sessions := sessions.Default(c)
+	session, err := auth.GetSession(c)
+	if err != nil {
+		log.Error().Err(err).Msg("Failed to get session")
+		return err
+	}
 
 	log.Debug().Msg("Setting session cookie")
 
@@ -144,39 +174,63 @@ func (auth *Auth) CreateSessionCookie(c *gin.Context, data *types.SessionCookie)
 	}
 
 	// Set data
-	sessions.Set("username", data.Username)
+	session.Values["username"] = data.Username
-	sessions.Set("provider", data.Provider)
+	session.Values["provider"] = data.Provider
-	sessions.Set("expiry", time.Now().Add(time.Duration(sessionExpiry)*time.Second).Unix())
+	session.Values["expiry"] = time.Now().Add(time.Duration(sessionExpiry) * time.Second).Unix()
-	sessions.Set("totpPending", data.TotpPending)
+	session.Values["totpPending"] = data.TotpPending
 
 	// Save session
-	sessions.Save()
+	err = session.Save(c.Request, c.Writer)
+	if err != nil {
+		log.Error().Err(err).Msg("Failed to save session")
+		return err
+	}
+
+	// Return nil
+	return nil
 }
 
-func (auth *Auth) DeleteSessionCookie(c *gin.Context) {
+func (auth *Auth) DeleteSessionCookie(c *gin.Context) error {
 	log.Debug().Msg("Deleting session cookie")
 
 	// Get session
-	sessions := sessions.Default(c)
+	session, err := auth.GetSession(c)
+	if err != nil {
+		log.Error().Err(err).Msg("Failed to get session")
+		return err
+	}
 
-	// Clear session
+	// Delete all values in the session
-	sessions.Clear()
+	for key := range session.Values {
+		delete(session.Values, key)
+	}
 
 	// Save session
-	sessions.Save()
+	err = session.Save(c.Request, c.Writer)
+	if err != nil {
+		log.Error().Err(err).Msg("Failed to save session")
+		return err
+	}
+
+	// Return nil
+	return nil
 }
 
-func (auth *Auth) GetSessionCookie(c *gin.Context) types.SessionCookie {
+func (auth *Auth) GetSessionCookie(c *gin.Context) (types.SessionCookie, error) {
 	log.Debug().Msg("Getting session cookie")
 
 	// Get session
-	sessions := sessions.Default(c)
+	session, err := auth.GetSession(c)
+	if err != nil {
+		log.Error().Err(err).Msg("Failed to get session")
+		return types.SessionCookie{}, err
+	}
 
 	// Get data
-	cookieUsername := sessions.Get("username")
+	cookieUsername := session.Values["username"]
-	cookieProvider := sessions.Get("provider")
+	cookieProvider := session.Values["provider"]
-	cookieExpiry := sessions.Get("expiry")
+	cookieExpiry := session.Values["expiry"]
-	cookieTotpPending := sessions.Get("totpPending")
+	cookieTotpPending := session.Values["totpPending"]
 
 	// Convert interfaces to correct types
 	username, usernameOk := cookieUsername.(string)
@@ -187,7 +241,7 @@ func (auth *Auth) GetSessionCookie(c *gin.Context) types.SessionCookie {
 	// Check if the cookie is invalid
 	if !usernameOk || !providerOk || !expiryOk || !totpPendingOk {
 		log.Warn().Msg("Session cookie invalid")
-		return types.SessionCookie{}
+		return types.SessionCookie{}, nil
 	}
 
 	// Check if the cookie has expired
@@ -198,7 +252,7 @@ func (auth *Auth) GetSessionCookie(c *gin.Context) types.SessionCookie {
 		auth.DeleteSessionCookie(c)
 
 		// Return empty cookie
-		return types.SessionCookie{}
+		return types.SessionCookie{}, nil
 	}
 
 	log.Debug().Str("username", username).Str("provider", provider).Int64("expiry", expiry).Bool("totpPending", totpPending).Msg("Parsed cookie")
@@ -208,7 +262,7 @@ func (auth *Auth) GetSessionCookie(c *gin.Context) types.SessionCookie {
 		Username:    username,
 		Provider:    provider,
 		TotpPending: totpPending,
-	}
+	}, nil
 }
 
 func (auth *Auth) UserAuthConfigured() bool {

internal/hooks/hooks.go

@@ -23,7 +23,7 @@ type Hooks struct {
 
 func (hooks *Hooks) UseUserContext(c *gin.Context) types.UserContext {
 	// Get session cookie and basic auth
-	cookie := hooks.Auth.GetSessionCookie(c)
+	cookie, err := hooks.Auth.GetSessionCookie(c)
 	basic := hooks.Auth.GetBasicAuth(c)
 
 	// Check if basic auth is set
@@ -46,6 +46,19 @@ func (hooks *Hooks) UseUserContext(c *gin.Context) types.UserContext {
 
 	}
 
+	// Check cookie error after basic auth
+	if err != nil {
+		log.Error().Err(err).Msg("Failed to get session cookie")
+		// Return empty context
+		return types.UserContext{
+			Username:    "",
+			IsLoggedIn:  false,
+			OAuth:       false,
+			Provider:    "",
+			TotpPending: false,
+		}
+	}
+
 	// Check if session cookie has totp pending
 	if cookie.TotpPending {
 		log.Debug().Msg("Totp pending")

internal/types/config.go

@@ -68,10 +68,6 @@ type OAuthConfig struct {
 type APIConfig struct {
 	Port    int
 	Address string
-	Secret        string
-	CookieSecure  bool
-	SessionExpiry int
-	Domain        string
 }
 
 // AuthConfig is the configuration for the auth service
@@ -79,6 +75,9 @@ type AuthConfig struct {
 	Users           Users
 	OauthWhitelist  []string
 	SessionExpiry   int
+	Secret          string
+	CookieSecure    bool
+	Domain          string
 	LoginTimeout    int
 	LoginMaxRetries int
 }