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package controller
import (
"context"
"encoding/base64"
"fmt"
"net/http"
"net/http/httptest"
"net/url"
"testing"
"github.com/gin-gonic/gin"
"github.com/steveiliop56/ding"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/tinyauthapp/tinyauth/internal/model"
"github.com/tinyauthapp/tinyauth/internal/repository/memory"
"github.com/tinyauthapp/tinyauth/internal/service"
"github.com/tinyauthapp/tinyauth/internal/test"
"github.com/tinyauthapp/tinyauth/internal/utils/logger"
)
func TestProxyController(t *testing.T) {
log := logger.NewLogger().WithTestConfig()
log.Init()
cfg, runtime := test.CreateTestConfigs(t)
const browserUserAgent = `
Mozilla/5.0 (Linux; Android 8.0.0; SM-G955U Build/R16NW) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Mobile Safari/537.36`
simpleCtx := func(c *gin.Context) {
c.Set("context", &model.UserContext{
Authenticated: true,
Provider: model.ProviderLocal,
Local: &model.LocalContext{
BaseContext: model.BaseContext{
Username: "testuser",
Name: "Testuser",
Email: "[email protected]",
},
},
})
c.Next()
}
simpleCtxTotp := func(c *gin.Context) {
c.Set("context", &model.UserContext{
Authenticated: true,
Provider: model.ProviderLocal,
Local: &model.LocalContext{
BaseContext: model.BaseContext{
Username: "totpuser",
Name: "Totpuser",
Email: "[email protected]",
},
},
})
c.Next()
}
type testCase struct {
description string
middlewares []gin.HandlerFunc
run func(t *testing.T, router *gin.Engine, recorder *httptest.ResponseRecorder)
}
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{},
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("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("https://test.example.com/"))
assert.Contains(t, location, "login_for=app")
assert.Contains(t, location, "https://tinyauth.example.com/login")
},
},
{
description: "Auth request (nginx) should be detected and used",
middlewares: []gin.HandlerFunc{},
run: func(t *testing.T, router *gin.Engine, recorder *httptest.ResponseRecorder) {
req := httptest.NewRequest("GET", "/api/auth/nginx", nil)
req.Header.Set("x-original-url", "https://test.example.com/")
req.Header.Set("user-agent", browserUserAgent)
router.ServeHTTP(recorder, req)
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")
assert.Contains(t, location, "https://tinyauth.example.com/login")
},
},
{
description: "Ext authz (envoy) should be detected and used",
middlewares: []gin.HandlerFunc{},
run: func(t *testing.T, router *gin.Engine, recorder *httptest.ResponseRecorder) {
req := httptest.NewRequest("HEAD", "/api/auth/envoy?path=/hello", nil) // test a different method for envoy
req.Host = "test.example.com"
req.Header.Set("x-forwarded-proto", "https")
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("https://test.example.com/hello"))
assert.Contains(t, location, "login_for=app")
assert.Contains(t, location, "https://tinyauth.example.com/login")
},
},
{
description: "Forward auth with caddy should be detected and used",
middlewares: []gin.HandlerFunc{},
run: func(t *testing.T, router *gin.Engine, recorder *httptest.ResponseRecorder) {
req := httptest.NewRequest("GET", "/api/auth/caddy", 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("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("https://test.example.com/"))
assert.Contains(t, location, "login_for=app")
assert.Contains(t, location, "https://tinyauth.example.com/login")
},
},
{
description: "Ensure forward auth fallback for nginx",
middlewares: []gin.HandlerFunc{},
run: func(t *testing.T, router *gin.Engine, recorder *httptest.ResponseRecorder) {
req := httptest.NewRequest("GET", "/api/auth/nginx", 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("user-agent", browserUserAgent)
router.ServeHTTP(recorder, req)
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")
assert.Contains(t, location, "https://tinyauth.example.com/login")
},
},
{
description: "Ensure forward auth fallback for envoy",
middlewares: []gin.HandlerFunc{},
run: func(t *testing.T, router *gin.Engine, recorder *httptest.ResponseRecorder) {
req := httptest.NewRequest("HEAD", "/api/auth/envoy?path=/hello", nil)
req.Host = ""
req.Header.Set("x-forwarded-host", "test.example.com")
req.Header.Set("x-forwarded-proto", "https")
req.Header.Set("x-forwarded-uri", "/hello")
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("https://test.example.com/"))
assert.Contains(t, location, "login_for=app")
assert.Contains(t, location, "https://tinyauth.example.com/login")
},
},
{
description: "Ensure forward auth with non browser returns json for traefik",
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", "test.example.com")
req.Header.Set("x-forwarded-proto", "https")
req.Header.Set("x-forwarded-uri", "/")
router.ServeHTTP(recorder, req)
assert.Equal(t, http.StatusUnauthorized, recorder.Code)
assert.Contains(t, recorder.Body.String(), `"status":401`)
assert.Contains(t, recorder.Body.String(), `"message":"Unauthorized"`)
},
},
{
description: "Ensure forward auth with non browser returns json for caddy",
middlewares: []gin.HandlerFunc{},
run: func(t *testing.T, router *gin.Engine, recorder *httptest.ResponseRecorder) {
req := httptest.NewRequest("GET", "/api/auth/caddy", nil)
req.Header.Set("x-forwarded-host", "test.example.com")
req.Header.Set("x-forwarded-proto", "https")
req.Header.Set("x-forwarded-uri", "/")
router.ServeHTTP(recorder, req)
assert.Equal(t, http.StatusUnauthorized, recorder.Code)
assert.Contains(t, recorder.Body.String(), `"status":401`)
assert.Contains(t, recorder.Body.String(), `"message":"Unauthorized"`)
},
},
{
description: "Ensure extauthz with envoy non browser returns json",
middlewares: []gin.HandlerFunc{},
run: func(t *testing.T, router *gin.Engine, recorder *httptest.ResponseRecorder) {
req := httptest.NewRequest("HEAD", "/api/auth/envoy?path=/hello", nil)
req.Header.Set("x-forwarded-host", "test.example.com")
req.Header.Set("x-forwarded-proto", "https")
req.Header.Set("x-forwarded-uri", "/hello")
router.ServeHTTP(recorder, req)
assert.Equal(t, http.StatusUnauthorized, recorder.Code)
assert.Contains(t, recorder.Body.String(), `"status":401`)
assert.Contains(t, recorder.Body.String(), `"message":"Unauthorized"`)
},
},
{
description: "Ensure normal authentication flow for forward auth",
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", "/")
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"))
},
},
{
description: "Ensure normal authentication flow for nginx auth request",
middlewares: []gin.HandlerFunc{
simpleCtx,
},
run: func(t *testing.T, router *gin.Engine, recorder *httptest.ResponseRecorder) {
req := httptest.NewRequest("GET", "/api/auth/nginx", nil)
req.Header.Set("x-original-url", "https://test.example.com/")
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"))
},
},
{
description: "Ensure normal authentication flow for envoy ext authz",
middlewares: []gin.HandlerFunc{
simpleCtx,
},
run: func(t *testing.T, router *gin.Engine, recorder *httptest.ResponseRecorder) {
req := httptest.NewRequest("HEAD", "/api/auth/envoy?path=/hello", nil)
req.Host = "test.example.com"
req.Header.Set("x-forwarded-proto", "https")
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"))
},
},
{
description: "Ensure path allow ACL works on forward auth",
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", "path-allow.example.com")
req.Header.Set("x-forwarded-proto", "https")
req.Header.Set("x-forwarded-uri", "/allowed")
router.ServeHTTP(recorder, req)
assert.Equal(t, http.StatusOK, recorder.Code)
},
},
{
description: "Ensure path allow ACL works on nginx auth request",
middlewares: []gin.HandlerFunc{},
run: func(t *testing.T, router *gin.Engine, recorder *httptest.ResponseRecorder) {
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, http.StatusOK, recorder.Code)
},
},
{
description: "Ensure path allow ACL works on envoy ext authz",
middlewares: []gin.HandlerFunc{},
run: func(t *testing.T, router *gin.Engine, recorder *httptest.ResponseRecorder) {
req := httptest.NewRequest("HEAD", "/api/auth/envoy?path=/allowed", nil)
req.Host = "path-allow.example.com"
req.Header.Set("x-forwarded-proto", "https")
router.ServeHTTP(recorder, req)
assert.Equal(t, http.StatusOK, recorder.Code)
},
},
{
description: "Ensure path block ACL requires auth on exact match",
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", "path-block.example.com")
req.Header.Set("x-forwarded-proto", "https")
req.Header.Set("x-forwarded-uri", "/admin")
router.ServeHTTP(recorder, req)
assert.Equal(t, http.StatusUnauthorized, recorder.Code)
},
},
{
description: "Ensure path block ACL skips auth for non-matching path",
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", "path-block.example.com")
req.Header.Set("x-forwarded-proto", "https")
req.Header.Set("x-forwarded-uri", "/public")
router.ServeHTTP(recorder, req)
assert.Equal(t, http.StatusOK, recorder.Code)
},
},
{
description: "Ensure path block ACL cannot be bypassed with query params",
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", "path-block.example.com")
req.Header.Set("x-forwarded-proto", "https")
req.Header.Set("x-forwarded-uri", "/admin?foo=bar")
router.ServeHTTP(recorder, req)
assert.Equal(t, http.StatusUnauthorized, recorder.Code)
},
},
{
description: "Ensure path block ACL cannot be bypassed with a trailing slash",
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", "path-block.example.com")
req.Header.Set("x-forwarded-proto", "https")
req.Header.Set("x-forwarded-uri", "/admin/")
router.ServeHTTP(recorder, req)
assert.Equal(t, http.StatusUnauthorized, recorder.Code)
},
},
{
description: "Ensure path block ACL cannot be bypassed with dot segments",
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", "path-block.example.com")
req.Header.Set("x-forwarded-proto", "https")
req.Header.Set("x-forwarded-uri", "/foo/../admin")
router.ServeHTTP(recorder, req)
assert.Equal(t, http.StatusUnauthorized, recorder.Code)
},
},
{
description: "Ensure path block ACL cannot be bypassed with percent-encoded characters",
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", "path-block.example.com")
req.Header.Set("x-forwarded-proto", "https")
req.Header.Set("x-forwarded-uri", "/%61dmin")
router.ServeHTTP(recorder, req)
assert.Equal(t, http.StatusUnauthorized, recorder.Code)
},
},
{
description: "Ensure path block ACL cannot be bypassed with a percent-encoded double slash",
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", "path-block.example.com")
req.Header.Set("x-forwarded-proto", "https")
req.Header.Set("x-forwarded-uri", "/%2Fadmin")
router.ServeHTTP(recorder, req)
assert.Equal(t, http.StatusUnauthorized, recorder.Code)
},
},
{
description: "Ensure a protocol-relative x-forwarded-uri is rejected",
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", "path-block.example.com")
req.Header.Set("x-forwarded-proto", "https")
req.Header.Set("x-forwarded-uri", "//admin")
router.ServeHTTP(recorder, req)
assert.Equal(t, http.StatusBadRequest, recorder.Code)
},
},
{
description: "Ensure a relative x-forwarded-uri is rejected",
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", "path-block.example.com")
req.Header.Set("x-forwarded-proto", "https")
req.Header.Set("x-forwarded-uri", "public")
router.ServeHTTP(recorder, req)
assert.Equal(t, http.StatusBadRequest, recorder.Code)
},
},
{
description: "Ensure path block ACL cannot be bypassed with query params on envoy ext authz",
middlewares: []gin.HandlerFunc{},
run: func(t *testing.T, router *gin.Engine, recorder *httptest.ResponseRecorder) {
req := httptest.NewRequest("HEAD", "/api/auth/envoy?path=/admin%3Ffoo=bar", nil)
req.Host = "path-block.example.com"
req.Header.Set("x-forwarded-proto", "https")
router.ServeHTTP(recorder, req)
assert.Equal(t, http.StatusUnauthorized, recorder.Code)
},
},
{
description: "Ensure path block ACL cannot be bypassed with dot segments on nginx auth request",
middlewares: []gin.HandlerFunc{},
run: func(t *testing.T, router *gin.Engine, recorder *httptest.ResponseRecorder) {
req := httptest.NewRequest("GET", "/api/auth/nginx", nil)
req.Header.Set("x-original-url", "https://path-block.example.com/foo/../admin")
router.ServeHTTP(recorder, req)
assert.Equal(t, http.StatusUnauthorized, recorder.Code)
},
},
{
description: "Ensure path allow ACL still matches when query params are present",
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", "path-allow.example.com")
req.Header.Set("x-forwarded-proto", "https")
req.Header.Set("x-forwarded-uri", "/allowed?foo=bar")
router.ServeHTTP(recorder, req)
assert.Equal(t, http.StatusOK, recorder.Code)
},
},
{
description: "Ensure path allow ACL cannot be extended with dot segments",
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", "path-allow.example.com")
req.Header.Set("x-forwarded-proto", "https")
req.Header.Set("x-forwarded-uri", "/allowed/../secret")
router.ServeHTTP(recorder, req)
assert.Equal(t, http.StatusUnauthorized, recorder.Code)
},
},
{
description: "Ensure an allowed path inside the query string does not bypass auth",
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", "path-allow.example.com")
req.Header.Set("x-forwarded-proto", "https")
req.Header.Set("x-forwarded-uri", "/secret?next=/allowed")
router.ServeHTTP(recorder, req)
assert.Equal(t, http.StatusUnauthorized, recorder.Code)
},
},
{
description: "Ensure ip bypass ACL works on forward auth",
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-bypass.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.StatusOK, recorder.Code)
},
},
{
description: "Ensure ip bypass ACL works on nginx auth request",
middlewares: []gin.HandlerFunc{},
run: func(t *testing.T, router *gin.Engine, recorder *httptest.ResponseRecorder) {
req := httptest.NewRequest("GET", "/api/auth/nginx", nil)
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, http.StatusOK, recorder.Code)
},
},
{
description: "Ensure ip bypass ACL works on envoy ext authz",
middlewares: []gin.HandlerFunc{},
run: func(t *testing.T, router *gin.Engine, recorder *httptest.ResponseRecorder) {
req := httptest.NewRequest("HEAD", "/api/auth/envoy?path=/hello", nil)
req.Host = "ip-bypass.example.com"
req.Header.Set("x-forwarded-proto", "https")
req.Header.Set("x-forwarded-for", "10.10.10.10")
router.ServeHTTP(recorder, req)
assert.Equal(t, http.StatusOK, recorder.Code)
},
},
{
description: "Ensure user allow ACL allows correct user (should allow testuser)",
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", "user-allow.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)
},
},
{
description: "Ensure user allow ACL blocks incorrect user (should block totpuser)",
middlewares: []gin.HandlerFunc{
simpleCtxTotp,
},
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", "user-allow.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"))
},
},
{
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: "[email protected]",
},
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, "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: "[email protected]",
},
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: "[email protected]",
},
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: "[email protected]",
},
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, "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: "[email protected]",
},
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: "[email protected]",
},
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()
ctx := context.TODO()
dg := ding.New(ctx)
broker := service.NewOAuthBrokerService(service.OAuthBrokerServiceInput{
Log: log,
Runtime: &runtime,
Ctx: ctx,
})
aclsService := service.NewAccessControlsService(service.AccessControlServiceInput{
Log: log,
Config: &cfg,
LabelProvider: nil,
})
policyEngine, err := service.NewPolicyEngine(service.PolicyEngineInput{
Log: log,
Config: &cfg,
})
require.NoError(t, err)
policyEngine.RegisterRule(service.RuleUserAllowed, &service.UserAllowedRule{
Log: log,
})
policyEngine.RegisterRule(service.RuleOAuthGroup, &service.OAuthGroupRule{
Log: log,
})
policyEngine.RegisterRule(service.RuleLDAPGroup, &service.LDAPGroupRule{
Log: log,
})
policyEngine.RegisterRule(service.RuleAuthEnabled, &service.AuthEnabledRule{
Log: log,
})
policyEngine.RegisterRule(service.RuleIPAllowed, &service.IPAllowedRule{
Log: log,
Config: cfg,
})
policyEngine.RegisterRule(service.RuleIPBypassed, &service.IPBypassedRule{
Log: log,
})
authService, err := service.NewAuthService(service.AuthServiceInput{
Log: log,
Config: &cfg,
Runtime: &runtime,
Ctx: ctx,
Ding: dg,
LDAP: nil,
Queries: store,
OAuthBroker: broker,
Tailscale: nil,
PolicyEngine: policyEngine,
})
require.NoError(t, err)
for _, test := range tests {
t.Run(test.description, func(t *testing.T) {
router := gin.Default()
for _, m := range test.middlewares {
router.Use(m)
}
group := router.Group("/api")
gin.SetMode(gin.TestMode)
recorder := httptest.NewRecorder()
NewProxyController(ProxyControllerInput{
Log: log,
RuntimeConfig: &runtime,
RouterGroup: group,
ACLsService: aclsService,
AuthService: authService,
PolicyEngine: policyEngine,
})
test.run(t, router, recorder)
})
}
}