outposts/proxy: add more test cases for domain-level auth

Signed-off-by: Jens Langhammer <jens.langhammer@beryju.org>

internal/outpost/proxyv2/application/mode_forward_nginx_test.go

@@ -0,0 +1,122 @@
+package application
+
+import (
+	"net/http"
+	"net/http/httptest"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"goauthentik.io/api"
+	"goauthentik.io/internal/outpost/proxyv2/constants"
+)
+
+func TestForwardHandleNginx_Single_Blank(t *testing.T) {
+	a := newTestApplication()
+	req, _ := http.NewRequest("GET", "/akprox/auth/nginx", nil)
+
+	rr := httptest.NewRecorder()
+	a.forwardHandleNginx(rr, req)
+
+	assert.Equal(t, http.StatusUnauthorized, rr.Code)
+}
+
+func TestForwardHandleNginx_Single_Skip(t *testing.T) {
+	a := newTestApplication()
+	req, _ := http.NewRequest("GET", "/akprox/auth/nginx", nil)
+	req.Header.Set("X-Original-URI", "http://test.goauthentik.io/skip")
+
+	rr := httptest.NewRecorder()
+	a.forwardHandleNginx(rr, req)
+
+	assert.Equal(t, http.StatusOK, rr.Code)
+}
+
+func TestForwardHandleNginx_Single_Headers(t *testing.T) {
+	a := newTestApplication()
+	req, _ := http.NewRequest("GET", "/akprox/auth/nginx", nil)
+	req.Header.Set("X-Original-URI", "http://test.goauthentik.io/app")
+
+	rr := httptest.NewRecorder()
+	a.forwardHandleNginx(rr, req)
+
+	assert.Equal(t, rr.Code, http.StatusUnauthorized)
+
+	s, _ := a.sessions.Get(req, constants.SeesionName)
+	assert.Equal(t, "http://test.goauthentik.io/app", s.Values[constants.SessionRedirect])
+}
+
+func TestForwardHandleNginx_Single_Claims(t *testing.T) {
+	a := newTestApplication()
+	req, _ := http.NewRequest("GET", "/akprox/auth/nginx", nil)
+
+	rr := httptest.NewRecorder()
+	a.forwardHandleNginx(rr, req)
+
+	s, _ := a.sessions.Get(req, constants.SeesionName)
+	s.Values[constants.SessionClaims] = Claims{
+		Sub: "foo",
+		Proxy: ProxyClaims{
+			UserAttributes: map[string]interface{}{
+				"username": "foo",
+				"password": "bar",
+				"additionalHeaders": map[string]interface{}{
+					"foo": "bar",
+				},
+			},
+		},
+	}
+	err := a.sessions.Save(req, rr, s)
+	if err != nil {
+		panic(err)
+	}
+
+	rr = httptest.NewRecorder()
+	a.forwardHandleTraefik(rr, req)
+
+	h := rr.Result().Header
+
+	assert.Equal(t, []string{"Basic Zm9vOmJhcg=="}, h["Authorization"])
+	assert.Equal(t, []string{"bar"}, h["Foo"])
+	assert.Equal(t, []string{""}, h["User-Agent"])
+	assert.Equal(t, []string{""}, h["X-Authentik-Email"])
+	assert.Equal(t, []string{""}, h["X-Authentik-Groups"])
+	assert.Equal(t, []string{""}, h["X-Authentik-Jwt"])
+	assert.Equal(t, []string{""}, h["X-Authentik-Meta-App"])
+	assert.Equal(t, []string{""}, h["X-Authentik-Meta-Jwks"])
+	assert.Equal(t, []string{""}, h["X-Authentik-Meta-Outpost"])
+	assert.Equal(t, []string{""}, h["X-Authentik-Name"])
+	assert.Equal(t, []string{"foo"}, h["X-Authentik-Uid"])
+	assert.Equal(t, []string{""}, h["X-Authentik-Username"])
+}
+
+func TestForwardHandleNginx_Domain_Blank(t *testing.T) {
+	a := newTestApplication()
+	a.proxyConfig.Mode = api.PROXYMODE_FORWARD_DOMAIN.Ptr()
+	a.proxyConfig.CookieDomain = api.PtrString("foo")
+	req, _ := http.NewRequest("GET", "/akprox/auth/nginx", nil)
+
+	rr := httptest.NewRecorder()
+	a.forwardHandleNginx(rr, req)
+
+	assert.Equal(t, http.StatusUnauthorized, rr.Code)
+
+	s, _ := a.sessions.Get(req, constants.SeesionName)
+	assert.Equal(t, "/akprox/auth/nginx", s.Values[constants.SessionRedirect])
+}
+
+func TestForwardHandleNginx_Domain_Header(t *testing.T) {
+	a := newTestApplication()
+	a.proxyConfig.Mode = api.PROXYMODE_FORWARD_DOMAIN.Ptr()
+	a.proxyConfig.CookieDomain = api.PtrString("foo")
+	a.proxyConfig.ExternalHost = "http://auth.test.goauthentik.io"
+	req, _ := http.NewRequest("GET", "/akprox/auth/nginx", nil)
+	req.Header.Set("X-Original-URI", "http://test.goauthentik.io/app")
+
+	rr := httptest.NewRecorder()
+	a.forwardHandleNginx(rr, req)
+
+	assert.Equal(t, http.StatusUnauthorized, rr.Code)
+
+	s, _ := a.sessions.Get(req, constants.SeesionName)
+	assert.Equal(t, "http://test.goauthentik.io/app", s.Values[constants.SessionRedirect])
+}