tests: improve proxy controller tests

internal/controller/proxy_controller.go

@@ -158,7 +158,7 @@ func (controller *ProxyController) proxyHandler(c *gin.Context) {
 			return
 		}
 
-		c.Redirect(http.StatusTemporaryRedirect, redirectURL)
+		c.Redirect(http.StatusFound, redirectURL)
 		return
 	}
 
@@ -207,7 +207,7 @@ func (controller *ProxyController) proxyHandler(c *gin.Context) {
 				return
 			}
 
-			c.Redirect(http.StatusTemporaryRedirect, redirectURL)
+			c.Redirect(http.StatusFound, redirectURL)
 			return
 		}
 
@@ -251,7 +251,7 @@ func (controller *ProxyController) proxyHandler(c *gin.Context) {
 					return
 				}
 
-				c.Redirect(http.StatusTemporaryRedirect, redirectURL)
+				c.Redirect(http.StatusFound, redirectURL)
 				return
 			}
 		}
@@ -300,7 +300,7 @@ func (controller *ProxyController) proxyHandler(c *gin.Context) {
 		return
 	}
 
-	c.Redirect(http.StatusTemporaryRedirect, redirectURL)
+	c.Redirect(http.StatusFound, redirectURL)
 }
 
 func (controller *ProxyController) setHeaders(c *gin.Context, acls *model.App) {
@@ -336,7 +336,7 @@ func (controller *ProxyController) handleError(c *gin.Context, proxyCtx ProxyCon
 		return
 	}
 
-	c.Redirect(http.StatusTemporaryRedirect, redirectURL)
+	c.Redirect(http.StatusFound, redirectURL)
 }
 
 func (controller *ProxyController) getHeader(c *gin.Context, header string) (string, bool) {

internal/controller/proxy_controller_test.go

@@ -2,6 +2,9 @@ package controller
 
 import (
 	"context"
+	"encoding/base64"
+	"fmt"
+	"net/http"
 	"net/http/httptest"
 	"net/url"
 	"testing"
@@ -63,6 +66,17 @@ func TestProxyController(t *testing.T) {
 	}
 
 	tests := []testCase{
+		{
+			description: "Should get bad request on invalid proxy",
+			middlewares: []gin.HandlerFunc{},
+			run: func(t *testing.T, router *gin.Engine, recorder *httptest.ResponseRecorder) {
+				req := httptest.NewRequest("GET", "/api/auth/invalid", nil)
+				router.ServeHTTP(recorder, req)
+
+				assert.Equal(t, http.StatusBadRequest, recorder.Code)
+				assert.Contains(t, recorder.Body.String(), "Bad request")
+			},
+		},
 		{
 			description: "Default forward auth should be detected and used for traefik",
 			middlewares: []gin.HandlerFunc{},
@@ -74,7 +88,7 @@ func TestProxyController(t *testing.T) {
 				req.Header.Set("user-agent", browserUserAgent)
 				router.ServeHTTP(recorder, req)
 
-				assert.Equal(t, 307, recorder.Code)
+				assert.Equal(t, http.StatusFound, recorder.Code)
 				location := recorder.Header().Get("Location")
 				assert.Contains(t, location, url.QueryEscape("https://test.example.com/"))
 				assert.Contains(t, location, "login_for=app")
@@ -89,7 +103,7 @@ func TestProxyController(t *testing.T) {
 				req.Header.Set("x-original-url", "https://test.example.com/")
 				req.Header.Set("user-agent", browserUserAgent)
 				router.ServeHTTP(recorder, req)
-				assert.Equal(t, 401, recorder.Code)
+				assert.Equal(t, http.StatusUnauthorized, recorder.Code)
 				location := recorder.Header().Get("x-tinyauth-location")
 				assert.Contains(t, location, url.QueryEscape("https://test.example.com/"))
 				assert.Contains(t, location, "login_for=app")
@@ -105,7 +119,7 @@ func TestProxyController(t *testing.T) {
 				req.Header.Set("x-forwarded-proto", "https")
 				req.Header.Set("user-agent", browserUserAgent)
 				router.ServeHTTP(recorder, req)
-				assert.Equal(t, 307, recorder.Code)
+				assert.Equal(t, http.StatusFound, recorder.Code)
 				location := recorder.Header().Get("Location")
 				assert.Contains(t, location, url.QueryEscape("https://test.example.com/hello"))
 				assert.Contains(t, location, "login_for=app")
@@ -123,7 +137,7 @@ func TestProxyController(t *testing.T) {
 				req.Header.Set("user-agent", browserUserAgent)
 				router.ServeHTTP(recorder, req)
 
-				assert.Equal(t, 307, recorder.Code)
+				assert.Equal(t, http.StatusFound, recorder.Code)
 				location := recorder.Header().Get("Location")
 				assert.Contains(t, location, url.QueryEscape("https://test.example.com/"))
 				assert.Contains(t, location, "login_for=app")
@@ -140,7 +154,7 @@ func TestProxyController(t *testing.T) {
 				req.Header.Set("x-forwarded-uri", "/")
 				req.Header.Set("user-agent", browserUserAgent)
 				router.ServeHTTP(recorder, req)
-				assert.Equal(t, 401, recorder.Code)
+				assert.Equal(t, http.StatusUnauthorized, recorder.Code)
 				location := recorder.Header().Get("x-tinyauth-location")
 				assert.Contains(t, location, url.QueryEscape("https://test.example.com/"))
 				assert.Contains(t, location, "login_for=app")
@@ -158,7 +172,7 @@ func TestProxyController(t *testing.T) {
 				req.Header.Set("x-forwarded-uri", "/hello")
 				req.Header.Set("user-agent", browserUserAgent)
 				router.ServeHTTP(recorder, req)
-				assert.Equal(t, 307, recorder.Code)
+				assert.Equal(t, http.StatusFound, recorder.Code)
 				location := recorder.Header().Get("Location")
 				assert.Contains(t, location, url.QueryEscape("https://test.example.com/"))
 				assert.Contains(t, location, "login_for=app")
@@ -175,7 +189,7 @@ func TestProxyController(t *testing.T) {
 				req.Header.Set("x-forwarded-uri", "/")
 				router.ServeHTTP(recorder, req)
 
-				assert.Equal(t, 401, recorder.Code)
+				assert.Equal(t, http.StatusUnauthorized, recorder.Code)
 				assert.Contains(t, recorder.Body.String(), `"status":401`)
 				assert.Contains(t, recorder.Body.String(), `"message":"Unauthorized"`)
 			},
@@ -190,7 +204,7 @@ func TestProxyController(t *testing.T) {
 				req.Header.Set("x-forwarded-uri", "/")
 				router.ServeHTTP(recorder, req)
 
-				assert.Equal(t, 401, recorder.Code)
+				assert.Equal(t, http.StatusUnauthorized, recorder.Code)
 				assert.Contains(t, recorder.Body.String(), `"status":401`)
 				assert.Contains(t, recorder.Body.String(), `"message":"Unauthorized"`)
 			},
@@ -205,7 +219,7 @@ func TestProxyController(t *testing.T) {
 				req.Header.Set("x-forwarded-uri", "/hello")
 				router.ServeHTTP(recorder, req)
 
-				assert.Equal(t, 401, recorder.Code)
+				assert.Equal(t, http.StatusUnauthorized, recorder.Code)
 				assert.Contains(t, recorder.Body.String(), `"status":401`)
 				assert.Contains(t, recorder.Body.String(), `"message":"Unauthorized"`)
 			},
@@ -222,7 +236,7 @@ func TestProxyController(t *testing.T) {
 				req.Header.Set("x-forwarded-uri", "/")
 				router.ServeHTTP(recorder, req)
 
-				assert.Equal(t, 200, recorder.Code)
+				assert.Equal(t, http.StatusOK, recorder.Code)
 				assert.Equal(t, "testuser", recorder.Header().Get("remote-user"))
 				assert.Equal(t, "Testuser", recorder.Header().Get("remote-name"))
 				assert.Equal(t, "testuser@example.com", recorder.Header().Get("remote-email"))
@@ -238,7 +252,7 @@ func TestProxyController(t *testing.T) {
 				req.Header.Set("x-original-url", "https://test.example.com/")
 				router.ServeHTTP(recorder, req)
 
-				assert.Equal(t, 200, recorder.Code)
+				assert.Equal(t, http.StatusOK, recorder.Code)
 				assert.Equal(t, "testuser", recorder.Header().Get("remote-user"))
 				assert.Equal(t, "Testuser", recorder.Header().Get("remote-name"))
 				assert.Equal(t, "testuser@example.com", recorder.Header().Get("remote-email"))
@@ -255,7 +269,7 @@ func TestProxyController(t *testing.T) {
 				req.Header.Set("x-forwarded-proto", "https")
 				router.ServeHTTP(recorder, req)
 
-				assert.Equal(t, 200, recorder.Code)
+				assert.Equal(t, http.StatusOK, recorder.Code)
 				assert.Equal(t, "testuser", recorder.Header().Get("remote-user"))
 				assert.Equal(t, "Testuser", recorder.Header().Get("remote-name"))
 				assert.Equal(t, "testuser@example.com", recorder.Header().Get("remote-email"))
@@ -270,7 +284,7 @@ func TestProxyController(t *testing.T) {
 				req.Header.Set("x-forwarded-proto", "https")
 				req.Header.Set("x-forwarded-uri", "/allowed")
 				router.ServeHTTP(recorder, req)
-				assert.Equal(t, 200, recorder.Code)
+				assert.Equal(t, http.StatusOK, recorder.Code)
 			},
 		},
 		{
@@ -280,7 +294,7 @@ func TestProxyController(t *testing.T) {
 				req := httptest.NewRequest("GET", "/api/auth/nginx", nil)
 				req.Header.Set("x-original-url", "https://path-allow.example.com/allowed")
 				router.ServeHTTP(recorder, req)
-				assert.Equal(t, 200, recorder.Code)
+				assert.Equal(t, http.StatusOK, recorder.Code)
 			},
 		},
 		{
@@ -291,7 +305,7 @@ func TestProxyController(t *testing.T) {
 				req.Host = "path-allow.example.com"
 				req.Header.Set("x-forwarded-proto", "https")
 				router.ServeHTTP(recorder, req)
-				assert.Equal(t, 200, recorder.Code)
+				assert.Equal(t, http.StatusOK, recorder.Code)
 			},
 		},
 		{
@@ -304,7 +318,7 @@ func TestProxyController(t *testing.T) {
 				req.Header.Set("x-forwarded-uri", "/")
 				req.Header.Set("x-forwarded-for", "10.10.10.10")
 				router.ServeHTTP(recorder, req)
-				assert.Equal(t, 200, recorder.Code)
+				assert.Equal(t, http.StatusOK, recorder.Code)
 			},
 		},
 		{
@@ -315,7 +329,7 @@ func TestProxyController(t *testing.T) {
 				req.Header.Set("x-original-url", "https://ip-bypass.example.com/")
 				req.Header.Set("x-forwarded-for", "10.10.10.10")
 				router.ServeHTTP(recorder, req)
-				assert.Equal(t, 200, recorder.Code)
+				assert.Equal(t, http.StatusOK, recorder.Code)
 			},
 		},
 		{
@@ -327,7 +341,7 @@ func TestProxyController(t *testing.T) {
 				req.Header.Set("x-forwarded-proto", "https")
 				req.Header.Set("x-forwarded-for", "10.10.10.10")
 				router.ServeHTTP(recorder, req)
-				assert.Equal(t, 200, recorder.Code)
+				assert.Equal(t, http.StatusOK, recorder.Code)
 			},
 		},
 		{
@@ -341,7 +355,7 @@ func TestProxyController(t *testing.T) {
 				req.Header.Set("x-forwarded-proto", "https")
 				req.Header.Set("x-forwarded-uri", "/")
 				router.ServeHTTP(recorder, req)
-				assert.Equal(t, 200, recorder.Code)
+				assert.Equal(t, http.StatusOK, recorder.Code)
 			},
 		},
 		{
@@ -355,12 +369,301 @@ func TestProxyController(t *testing.T) {
 				req.Header.Set("x-forwarded-proto", "https")
 				req.Header.Set("x-forwarded-uri", "/")
 				router.ServeHTTP(recorder, req)
-				assert.Equal(t, 403, recorder.Code)
+				assert.Equal(t, http.StatusForbidden, recorder.Code)
 				assert.Equal(t, "", recorder.Header().Get("remote-user"))
 				assert.Equal(t, "", recorder.Header().Get("remote-name"))
 				assert.Equal(t, "", recorder.Header().Get("remote-email"))
 			},
 		},
+		{
+			description: "Test IP block rule, with non browser user agent",
+			middlewares: []gin.HandlerFunc{},
+			run: func(t *testing.T, router *gin.Engine, recorder *httptest.ResponseRecorder) {
+				req := httptest.NewRequest("GET", "/api/auth/traefik", nil)
+				req.Header.Set("x-forwarded-host", "ip-block.example.com")
+				req.Header.Set("x-forwarded-proto", "https")
+				req.Header.Set("x-forwarded-uri", "/")
+				req.Header.Set("x-forwarded-for", "10.10.10.10")
+				router.ServeHTTP(recorder, req)
+				assert.Equal(t, http.StatusForbidden, recorder.Code)
+				assert.Contains(t, recorder.Header().Get("x-tinyauth-location"), runtime.AppURL)
+				assert.Contains(t, recorder.Header().Get("x-tinyauth-location"), "ip=10.10.10.10")
+				assert.Contains(t, recorder.Header().Get("x-tinyauth-location"), "ip-block")
+
+			},
+		},
+		{
+			description: "Test IP block rule, with browser user agent",
+			middlewares: []gin.HandlerFunc{},
+			run: func(t *testing.T, router *gin.Engine, recorder *httptest.ResponseRecorder) {
+				req := httptest.NewRequest("GET", "/api/auth/traefik", nil)
+				req.Header.Set("x-forwarded-host", "ip-block.example.com")
+				req.Header.Set("x-forwarded-proto", "https")
+				req.Header.Set("x-forwarded-uri", "/")
+				req.Header.Set("x-forwarded-for", "10.10.10.10")
+				req.Header.Set("user-agent", browserUserAgent)
+				router.ServeHTTP(recorder, req)
+				assert.Equal(t, http.StatusFound, recorder.Code)
+				location := recorder.Header().Get("Location")
+				assert.Contains(t, location, url.QueryEscape("10.10.10.10"))
+				assert.Contains(t, location, url.QueryEscape("ip-block"))
+				assert.Contains(t, location, runtime.AppURL)
+			},
+		},
+		{
+			description: "OAuth allowed group",
+			middlewares: []gin.HandlerFunc{
+				func(ctx *gin.Context) {
+					ctx.Set("context", &model.UserContext{
+						Authenticated: true,
+						Provider:      model.ProviderOAuth,
+						OAuth: &model.OAuthContext{
+							BaseContext: model.BaseContext{
+								Username: "testuser",
+								Name:     "Testuser",
+								Email:    "testuser@example.com",
+							},
+							Groups: []string{"group1"},
+						},
+					})
+					ctx.Next()
+				},
+			},
+			run: func(t *testing.T, router *gin.Engine, recorder *httptest.ResponseRecorder) {
+				req := httptest.NewRequest("GET", "/api/auth/traefik", nil)
+				req.Header.Set("x-forwarded-host", "oauth-group.example.com")
+				req.Header.Set("x-forwarded-proto", "https")
+				req.Header.Set("x-forwarded-uri", "/")
+				router.ServeHTTP(recorder, req)
+				assert.Equal(t, http.StatusOK, recorder.Code)
+				assert.Equal(t, "testuser", recorder.Header().Get("remote-user"))
+				assert.Equal(t, "Testuser", recorder.Header().Get("remote-name"))
+				assert.Equal(t, "testuser@example.com", recorder.Header().Get("remote-email"))
+				assert.Equal(t, "group1", recorder.Header().Get("remote-groups"))
+			},
+		},
+		{
+			description: "OAuth not in required groups and non browser",
+			middlewares: []gin.HandlerFunc{
+				func(ctx *gin.Context) {
+					ctx.Set("context", &model.UserContext{
+						Authenticated: true,
+						Provider:      model.ProviderOAuth,
+						OAuth: &model.OAuthContext{
+							BaseContext: model.BaseContext{
+								Username: "testuser",
+								Name:     "Testuser",
+								Email:    "testuser@example.com",
+							},
+							Groups: []string{"group3"},
+						},
+					})
+					ctx.Next()
+				},
+			},
+			run: func(t *testing.T, router *gin.Engine, recorder *httptest.ResponseRecorder) {
+				req := httptest.NewRequest("GET", "/api/auth/traefik", nil)
+				req.Header.Set("x-forwarded-host", "oauth-group.example.com")
+				req.Header.Set("x-forwarded-proto", "https")
+				req.Header.Set("x-forwarded-uri", "/")
+				router.ServeHTTP(recorder, req)
+				assert.Equal(t, http.StatusForbidden, recorder.Code)
+				assert.Equal(t, "", recorder.Header().Get("remote-user"))
+				assert.Equal(t, "", recorder.Header().Get("remote-name"))
+				assert.Equal(t, "", recorder.Header().Get("remote-email"))
+				assert.Equal(t, "", recorder.Header().Get("remote-groups"))
+				assert.Contains(t, recorder.Header().Get("x-tinyauth-location"), runtime.AppURL)
+				assert.Contains(t, recorder.Header().Get("x-tinyauth-location"), "groupErr=true")
+				assert.Contains(t, recorder.Header().Get("x-tinyauth-location"), "oauth-group")
+			},
+		},
+		{
+			description: "OAuth not in required groups and browser",
+			middlewares: []gin.HandlerFunc{
+				func(ctx *gin.Context) {
+					ctx.Set("context", &model.UserContext{
+						Authenticated: true,
+						Provider:      model.ProviderOAuth,
+						OAuth: &model.OAuthContext{
+							BaseContext: model.BaseContext{
+								Username: "testuser",
+								Name:     "Testuser",
+								Email:    "testuser@example.com",
+							},
+							Groups: []string{"group3"},
+						},
+					})
+					ctx.Next()
+				},
+			},
+			run: func(t *testing.T, router *gin.Engine, recorder *httptest.ResponseRecorder) {
+				req := httptest.NewRequest("GET", "/api/auth/traefik", nil)
+				req.Header.Set("x-forwarded-host", "oauth-group.example.com")
+				req.Header.Set("x-forwarded-proto", "https")
+				req.Header.Set("x-forwarded-uri", "/")
+				req.Header.Set("user-agent", browserUserAgent)
+				router.ServeHTTP(recorder, req)
+				assert.Equal(t, http.StatusFound, recorder.Code)
+				location := recorder.Header().Get("Location")
+				assert.Contains(t, location, "groupErr=true")
+				assert.Contains(t, location, "oauth-group")
+				assert.Contains(t, location, runtime.AppURL)
+			},
+		},
+		{
+			description: "LDAP allowed group",
+			middlewares: []gin.HandlerFunc{
+				func(ctx *gin.Context) {
+					ctx.Set("context", &model.UserContext{
+						Authenticated: true,
+						Provider:      model.ProviderLDAP,
+						LDAP: &model.LDAPContext{
+							BaseContext: model.BaseContext{
+								Username: "testuser",
+								Name:     "Testuser",
+								Email:    "testuser@example.com",
+							},
+							Groups: []string{"group1"},
+						},
+					})
+					ctx.Next()
+				},
+			},
+			run: func(t *testing.T, router *gin.Engine, recorder *httptest.ResponseRecorder) {
+				req := httptest.NewRequest("GET", "/api/auth/traefik", nil)
+				req.Header.Set("x-forwarded-host", "ldap-group.example.com")
+				req.Header.Set("x-forwarded-proto", "https")
+				req.Header.Set("x-forwarded-uri", "/")
+				router.ServeHTTP(recorder, req)
+				assert.Equal(t, http.StatusOK, recorder.Code)
+				assert.Equal(t, "testuser", recorder.Header().Get("remote-user"))
+				assert.Equal(t, "Testuser", recorder.Header().Get("remote-name"))
+				assert.Equal(t, "testuser@example.com", recorder.Header().Get("remote-email"))
+				assert.Equal(t, "group1", recorder.Header().Get("remote-groups"))
+			},
+		},
+		{
+			description: "LDAP not in required groups and non browser",
+			middlewares: []gin.HandlerFunc{
+				func(ctx *gin.Context) {
+					ctx.Set("context", &model.UserContext{
+						Authenticated: true,
+						Provider:      model.ProviderLDAP,
+						LDAP: &model.LDAPContext{
+							BaseContext: model.BaseContext{
+								Username: "testuser",
+								Name:     "Testuser",
+								Email:    "testuser@example.com",
+							},
+							Groups: []string{"group3"},
+						},
+					})
+					ctx.Next()
+				},
+			},
+			run: func(t *testing.T, router *gin.Engine, recorder *httptest.ResponseRecorder) {
+				req := httptest.NewRequest("GET", "/api/auth/traefik", nil)
+				req.Header.Set("x-forwarded-host", "ldap-group.example.com")
+				req.Header.Set("x-forwarded-proto", "https")
+				req.Header.Set("x-forwarded-uri", "/")
+				router.ServeHTTP(recorder, req)
+				assert.Equal(t, http.StatusForbidden, recorder.Code)
+				assert.Equal(t, "", recorder.Header().Get("remote-user"))
+				assert.Equal(t, "", recorder.Header().Get("remote-name"))
+				assert.Equal(t, "", recorder.Header().Get("remote-email"))
+				assert.Equal(t, "", recorder.Header().Get("remote-groups"))
+				assert.Contains(t, recorder.Header().Get("x-tinyauth-location"), runtime.AppURL)
+				assert.Contains(t, recorder.Header().Get("x-tinyauth-location"), "groupErr=true")
+				assert.Contains(t, recorder.Header().Get("x-tinyauth-location"), "ldap-group")
+			},
+		},
+		{
+			description: "LDAP not in required groups and browser",
+			middlewares: []gin.HandlerFunc{
+				func(ctx *gin.Context) {
+					ctx.Set("context", &model.UserContext{
+						Authenticated: true,
+						Provider:      model.ProviderLDAP,
+						LDAP: &model.LDAPContext{
+							BaseContext: model.BaseContext{
+								Username: "testuser",
+								Name:     "Testuser",
+								Email:    "testuser@example.com",
+							},
+							Groups: []string{"group3"},
+						},
+					})
+					ctx.Next()
+				},
+			},
+			run: func(t *testing.T, router *gin.Engine, recorder *httptest.ResponseRecorder) {
+				req := httptest.NewRequest("GET", "/api/auth/traefik", nil)
+				req.Header.Set("x-forwarded-host", "ldap-group.example.com")
+				req.Header.Set("x-forwarded-proto", "https")
+				req.Header.Set("x-forwarded-uri", "/")
+				req.Header.Set("user-agent", browserUserAgent)
+				router.ServeHTTP(recorder, req)
+				assert.Equal(t, http.StatusFound, recorder.Code)
+				location := recorder.Header().Get("Location")
+				assert.Contains(t, location, "groupErr=true")
+				assert.Contains(t, location, "ldap-group")
+				assert.Contains(t, location, runtime.AppURL)
+			},
+		},
+		{
+			description: "Should add basic auth if it's in ACLs",
+			middlewares: []gin.HandlerFunc{
+				simpleCtx,
+			},
+			run: func(t *testing.T, router *gin.Engine, recorder *httptest.ResponseRecorder) {
+				req := httptest.NewRequest("GET", "/api/auth/traefik", nil)
+				req.Header.Set("x-forwarded-host", "basic-auth.example.com")
+				req.Header.Set("x-forwarded-proto", "https")
+				req.Header.Set("x-forwarded-uri", "/")
+				req.Header.Set("authorization", "foo") // should be overridden by basic auth
+				router.ServeHTTP(recorder, req)
+
+				assert.Equal(t, http.StatusOK, recorder.Code)
+				authorizationHeader := recorder.Header().Get("Authorization")
+				assert.NotEmpty(t, authorizationHeader)
+				assert.Equal(t, fmt.Sprintf("Basic %s", base64.StdEncoding.EncodeToString([]byte("test:password"))), authorizationHeader)
+			},
+		},
+		{
+			description: "Authorization header should be preserved when not basic auth acls",
+			middlewares: []gin.HandlerFunc{
+				simpleCtx,
+			},
+			run: func(t *testing.T, router *gin.Engine, recorder *httptest.ResponseRecorder) {
+				req := httptest.NewRequest("GET", "/api/auth/traefik", nil)
+				req.Header.Set("x-forwarded-host", "test.example.com")
+				req.Header.Set("x-forwarded-proto", "https")
+				req.Header.Set("x-forwarded-uri", "/")
+				req.Header.Set("authorization", "Bearer mytoken")
+				router.ServeHTTP(recorder, req)
+
+				assert.Equal(t, http.StatusOK, recorder.Code)
+				authorizationHeader := recorder.Header().Get("Authorization")
+				assert.NotEmpty(t, authorizationHeader)
+				assert.Equal(t, "Bearer mytoken", authorizationHeader)
+			},
+		},
+		{
+			description: "Should add response headers if present",
+			middlewares: []gin.HandlerFunc{
+				simpleCtx,
+			},
+			run: func(t *testing.T, router *gin.Engine, recorder *httptest.ResponseRecorder) {
+				req := httptest.NewRequest("GET", "/api/auth/traefik", nil)
+				req.Header.Set("x-forwarded-host", "response-headers.example.com")
+				req.Header.Set("x-forwarded-proto", "https")
+				req.Header.Set("x-forwarded-uri", "/")
+				router.ServeHTTP(recorder, req)
+
+				assert.Equal(t, http.StatusOK, recorder.Code)
+				assert.Equal(t, "bar", recorder.Header().Get("x-foo"))
+			},
+		},
 	}
 
 	store := memory.New()

internal/controller/user_controller_test.go

@@ -41,6 +41,7 @@ func TestUserController(t *testing.T) {
 				TOTPPending: true,
 			},
 		})
+		c.Next()
 	}
 
 	totpAttrCtx := func(c *gin.Context) {
@@ -56,6 +57,7 @@ func TestUserController(t *testing.T) {
 				TOTPPending: true,
 			},
 		})
+		c.Next()
 	}
 
 	simpleCtx := func(c *gin.Context) {
@@ -70,6 +72,7 @@ func TestUserController(t *testing.T) {
 				},
 			},
 		})
+		c.Next()
 	}
 
 	store := memory.New()
@@ -337,6 +340,7 @@ func TestUserController(t *testing.T) {
 							TOTPPending: true,
 						},
 					})
+					ctx.Next()
 				},
 			},
 			run: func(t *testing.T, router *gin.Engine, recorder *httptest.ResponseRecorder) {

internal/test/test.go

@@ -76,6 +76,50 @@ func CreateTestConfigs(t *testing.T) (model.Config, model.RuntimeConfig) {
 					Bypass: []string{"10.10.10.10"},
 				},
 			},
+			"ip_block": {
+				Config: model.AppConfig{
+					Domain: "ip-block.example.com",
+				},
+				IP: model.AppIP{
+					Block: []string{"10.10.10.10"},
+				},
+			},
+			"oauth_group": {
+				Config: model.AppConfig{
+					Domain: "oauth-group.example.com",
+				},
+				OAuth: model.AppOAuth{
+					Whitelist: "testuser@example.com",
+					Groups:    "group1,group2",
+				},
+			},
+			"ldap_group": {
+				Config: model.AppConfig{
+					Domain: "ldap-group.example.com",
+				},
+				LDAP: model.AppLDAP{
+					Groups: "group1,group2",
+				},
+			},
+			"basic_auth": {
+				Config: model.AppConfig{
+					Domain: "basic-auth.example.com",
+				},
+				Response: model.AppResponse{
+					BasicAuth: model.AppBasicAuth{
+						Username: "test",
+						Password: "password",
+					},
+				},
+			},
+			"response_headers": {
+				Config: model.AppConfig{
+					Domain: "response-headers.example.com",
+				},
+				Response: model.AppResponse{
+					Headers: []string{"x-foo=bar"},
+				},
+			},
 		},
 	}