mirror of
https://github.com/Tencent/WeKnora.git
synced 2026-11-03 22:43:26 +08:00
wizardchen
ed9802ff2b
Introduce embed_channels storage, publish-token and session-token auth, origin allowlist enforcement, shared Redis rate limiter, public embed API routes, webhooks with SSRF validation, and session listing by embed source.
370 lines
12 KiB
Go
370 lines
12 KiB
Go
package handler
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import (
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"context"
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"encoding/json"
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"errors"
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"net/http"
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"net/http/httptest"
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"strings"
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"testing"
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"github.com/Tencent/WeKnora/internal/application/service"
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"github.com/Tencent/WeKnora/internal/handler/session"
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"github.com/Tencent/WeKnora/internal/middleware"
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"github.com/Tencent/WeKnora/internal/types"
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"github.com/Tencent/WeKnora/internal/types/interfaces"
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"github.com/gin-gonic/gin"
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)
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const (
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testEmbedChannelID = "ch-session-test"
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testEmbedTenantID = uint64(42)
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testEmbedSessionID = "11111111-2222-3333-4444-555555555555"
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testEmbedPublishTok = "em_publish_session_test"
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)
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type stubSessionServiceForEmbed struct {
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interfaces.SessionService
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sessions map[string]*types.Session
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created *types.Session
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}
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func (s *stubSessionServiceForEmbed) GetSession(_ context.Context, id string) (*types.Session, error) {
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sess, ok := s.sessions[id]
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if !ok {
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return nil, errors.New("session not found")
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}
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return sess, nil
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}
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func (s *stubSessionServiceForEmbed) CreateSession(_ context.Context, session *types.Session) (*types.Session, error) {
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created := *session
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if created.ID == "" {
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created.ID = testEmbedSessionID
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}
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s.created = &created
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return &created, nil
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}
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type sessionEmbedSvc struct {
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interfaces.EmbedChannelService
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embedChunk func(context.Context, *types.EmbedChannel, string) (*types.Chunk, error)
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}
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func (s *sessionEmbedSvc) Create(context.Context, uint64, string, *types.EmbedChannel) (*types.EmbedChannel, string, error) {
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return nil, "", nil
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}
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func (s *sessionEmbedSvc) ListByAgent(context.Context, uint64, string) ([]*types.EmbedChannel, error) {
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return nil, nil
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}
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func (s *sessionEmbedSvc) ListByTenant(context.Context, uint64) ([]*types.EmbedChannel, error) {
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return nil, nil
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}
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func (s *sessionEmbedSvc) Update(context.Context, uint64, string, *types.EmbedChannel, *bool, *bool, *bool, *bool, *bool, *string, *string, *string) (*types.EmbedChannel, error) {
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return nil, nil
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}
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func (s *sessionEmbedSvc) GetOwnedChannel(context.Context, uint64, string) (*types.EmbedChannel, error) {
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return nil, service.ErrEmbedChannelNotFound
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}
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func (s *sessionEmbedSvc) Delete(context.Context, uint64, string) error { return nil }
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func (s *sessionEmbedSvc) RotateToken(context.Context, uint64, string) (*types.EmbedChannel, string, error) {
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return nil, "", nil
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}
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func (s *sessionEmbedSvc) LookupForEmbed(context.Context, string, string) (*types.EmbedChannel, error) {
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return nil, nil
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}
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func (s *sessionEmbedSvc) LookupEnabledChannel(context.Context, string) (*types.EmbedChannel, error) {
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return nil, nil
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}
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func (s *sessionEmbedSvc) IssueSessionToken(context.Context, string) (string, int, error) {
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return "", 0, nil
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}
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func (s *sessionEmbedSvc) IssuePreviewSession(context.Context, uint64, string) (string, int, error) {
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return "", 0, nil
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}
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func (s *sessionEmbedSvc) ResolveSessionToken(context.Context, string) (string, error) {
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return "", nil
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}
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func (s *sessionEmbedSvc) PublicConfig(context.Context, *types.EmbedChannel) types.EmbedChannelPublicConfig {
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return types.EmbedChannelPublicConfig{}
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}
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func (s *sessionEmbedSvc) SuggestedQuestions(context.Context, *types.EmbedChannel, int) ([]types.SuggestedQuestion, error) {
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return nil, nil
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}
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func (s *sessionEmbedSvc) EmbedChunk(ctx context.Context, ch *types.EmbedChannel, chunkID string) (*types.Chunk, error) {
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if s.embedChunk != nil {
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return s.embedChunk(ctx, ch, chunkID)
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}
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return nil, nil
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}
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func (s *sessionEmbedSvc) EmbedDisplayTitle(context.Context, *types.EmbedChannel) string {
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return ""
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}
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func testEmbedChannel() *types.EmbedChannel {
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return &types.EmbedChannel{
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ID: testEmbedChannelID,
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TenantID: testEmbedTenantID,
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PublishToken: testEmbedPublishTok,
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Enabled: true,
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}
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}
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func validEmbedSession(ch *types.EmbedChannel) *types.Session {
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return &types.Session{
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ID: testEmbedSessionID,
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TenantID: ch.TenantID,
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Description: service.EmbedSessionDescription(ch.ID),
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}
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}
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func newEnsureEmbedSessionCtx(ch *types.EmbedChannel, sessionID, sig string) (*gin.Context, *httptest.ResponseRecorder) {
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gin.SetMode(gin.TestMode)
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w := httptest.NewRecorder()
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c, _ := gin.CreateTestContext(w)
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c.Request = httptest.NewRequest(http.MethodGet, "/sessions/"+sessionID+"/messages", nil)
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if sig != "" {
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c.Request.Header.Set("X-Embed-Session", sig)
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}
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c.Params = gin.Params{{Key: "session_id", Value: sessionID}}
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ctx := context.WithValue(c.Request.Context(), middleware.EmbedChannelContextKey, ch)
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c.Request = c.Request.WithContext(ctx)
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return c, w
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}
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func TestEnsureEmbedSessionValid(t *testing.T) {
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ch := testEmbedChannel()
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sig := service.SignEmbedSessionHandle(ch, testEmbedSessionID)
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h := &EmbedChannelHandler{
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sessionService: &stubSessionServiceForEmbed{
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sessions: map[string]*types.Session{
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testEmbedSessionID: validEmbedSession(ch),
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},
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},
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}
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c, w := newEnsureEmbedSessionCtx(ch, testEmbedSessionID, sig)
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if err := h.ensureEmbedSession(c); err != nil {
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t.Fatalf("ensureEmbedSession() = %v, want nil", err)
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}
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if w.Code != http.StatusOK {
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t.Fatalf("status = %d, want no response written on success", w.Code)
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}
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}
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func TestEnsureEmbedSessionWrongTenant(t *testing.T) {
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ch := testEmbedChannel()
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sig := service.SignEmbedSessionHandle(ch, testEmbedSessionID)
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h := &EmbedChannelHandler{
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sessionService: &stubSessionServiceForEmbed{
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sessions: map[string]*types.Session{
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testEmbedSessionID: {
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ID: testEmbedSessionID,
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TenantID: 999,
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Description: service.EmbedSessionDescription(ch.ID),
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},
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},
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},
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}
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c, w := newEnsureEmbedSessionCtx(ch, testEmbedSessionID, sig)
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if err := h.ensureEmbedSession(c); err == nil {
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t.Fatal("expected error for cross-tenant session")
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}
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if w.Code != http.StatusForbidden {
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t.Fatalf("status = %d, body = %s", w.Code, w.Body.String())
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}
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}
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func TestEnsureEmbedSessionWrongDescription(t *testing.T) {
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ch := testEmbedChannel()
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sig := service.SignEmbedSessionHandle(ch, testEmbedSessionID)
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h := &EmbedChannelHandler{
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sessionService: &stubSessionServiceForEmbed{
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sessions: map[string]*types.Session{
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testEmbedSessionID: {
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ID: testEmbedSessionID,
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TenantID: ch.TenantID,
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Description: "not-an-embed-session",
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},
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},
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},
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}
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c, w := newEnsureEmbedSessionCtx(ch, testEmbedSessionID, sig)
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if err := h.ensureEmbedSession(c); err == nil {
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t.Fatal("expected error for wrong description marker")
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}
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if w.Code != http.StatusForbidden {
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t.Fatalf("status = %d, body = %s", w.Code, w.Body.String())
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}
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}
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func TestEnsureEmbedSessionInvalidSig(t *testing.T) {
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ch := testEmbedChannel()
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h := &EmbedChannelHandler{
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sessionService: &stubSessionServiceForEmbed{
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sessions: map[string]*types.Session{
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testEmbedSessionID: validEmbedSession(ch),
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},
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},
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}
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c, w := newEnsureEmbedSessionCtx(ch, testEmbedSessionID, "invalid-signature")
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if err := h.ensureEmbedSession(c); err == nil {
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t.Fatal("expected error for invalid signature")
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}
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if w.Code != http.StatusForbidden {
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t.Fatalf("status = %d, body = %s", w.Code, w.Body.String())
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}
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}
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func TestEnsureEmbedSessionNotFound(t *testing.T) {
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ch := testEmbedChannel()
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h := &EmbedChannelHandler{sessionService: &stubSessionServiceForEmbed{sessions: map[string]*types.Session{}}}
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c, w := newEnsureEmbedSessionCtx(ch, testEmbedSessionID, "anything")
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if err := h.ensureEmbedSession(c); err == nil {
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t.Fatal("expected error for missing session")
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}
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if w.Code != http.StatusNotFound {
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t.Fatalf("status = %d, body = %s", w.Code, w.Body.String())
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}
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}
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func TestCreateEmbedSessionSuccess(t *testing.T) {
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gin.SetMode(gin.TestMode)
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ch := testEmbedChannel()
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stub := &stubSessionServiceForEmbed{sessions: map[string]*types.Session{}}
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h := &EmbedChannelHandler{sessionService: stub}
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w := httptest.NewRecorder()
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c, _ := gin.CreateTestContext(w)
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c.Request = httptest.NewRequest(http.MethodPost, "/sessions", nil)
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c.Set(types.TenantIDContextKey.String(), ch.TenantID)
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ctx := context.WithValue(c.Request.Context(), middleware.EmbedChannelContextKey, ch)
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c.Request = c.Request.WithContext(ctx)
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h.CreateEmbedSession(c)
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if w.Code != http.StatusCreated {
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t.Fatalf("status = %d, body = %s", w.Code, w.Body.String())
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}
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var resp struct {
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Success bool `json:"success"`
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Data struct {
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ID string `json:"id"`
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Sig string `json:"sig"`
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} `json:"data"`
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}
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if err := json.Unmarshal(w.Body.Bytes(), &resp); err != nil {
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t.Fatal(err)
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}
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if !resp.Success || resp.Data.ID != testEmbedSessionID {
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t.Fatalf("unexpected response: %#v", resp)
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}
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if stub.created == nil || stub.created.Description != service.EmbedSessionDescription(ch.ID) {
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t.Fatalf("created session marker = %q", stub.created.Description)
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}
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if !service.VerifyEmbedSessionHandle(ch, resp.Data.ID, resp.Data.Sig) {
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t.Fatal("returned sig must verify against created session")
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}
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}
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func TestGetEmbedChunkForbidden(t *testing.T) {
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gin.SetMode(gin.TestMode)
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ch := testEmbedChannel()
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h := &EmbedChannelHandler{
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embedSvc: &sessionEmbedSvc{
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embedChunk: func(_ context.Context, _ *types.EmbedChannel, _ string) (*types.Chunk, error) {
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return nil, service.ErrEmbedChunkForbidden
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},
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},
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}
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w := httptest.NewRecorder()
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c, _ := gin.CreateTestContext(w)
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c.Request = httptest.NewRequest(http.MethodGet, "/chunks/chunk-1", nil)
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c.Params = gin.Params{{Key: "chunk_id", Value: "chunk-1"}}
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ctx := context.WithValue(c.Request.Context(), middleware.EmbedChannelContextKey, ch)
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c.Request = c.Request.WithContext(ctx)
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h.GetEmbedChunk(c)
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if w.Code != http.StatusForbidden {
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t.Fatalf("status = %d, body = %s", w.Code, w.Body.String())
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}
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}
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func TestGetEmbedChunkSuccess(t *testing.T) {
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gin.SetMode(gin.TestMode)
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ch := testEmbedChannel()
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h := &EmbedChannelHandler{
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embedSvc: &sessionEmbedSvc{
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embedChunk: func(_ context.Context, _ *types.EmbedChannel, chunkID string) (*types.Chunk, error) {
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return &types.Chunk{ID: chunkID, Content: "hello"}, nil
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},
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},
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}
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w := httptest.NewRecorder()
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c, _ := gin.CreateTestContext(w)
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c.Request = httptest.NewRequest(http.MethodGet, "/chunks/chunk-ok", nil)
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c.Params = gin.Params{{Key: "chunk_id", Value: "chunk-ok"}}
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ctx := context.WithValue(c.Request.Context(), middleware.EmbedChannelContextKey, ch)
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c.Request = c.Request.WithContext(ctx)
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h.GetEmbedChunk(c)
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if w.Code != http.StatusOK {
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t.Fatalf("status = %d, body = %s", w.Code, w.Body.String())
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}
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}
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func newEmbedStopSessionCtx(ch *types.EmbedChannel, sessionID, sig, body string) (*gin.Context, *httptest.ResponseRecorder) {
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gin.SetMode(gin.TestMode)
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w := httptest.NewRecorder()
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c, _ := gin.CreateTestContext(w)
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c.Request = httptest.NewRequest(http.MethodPost, "/sessions/"+sessionID+"/stop", strings.NewReader(body))
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c.Request.Header.Set("Content-Type", "application/json")
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if sig != "" {
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c.Request.Header.Set("X-Embed-Session", sig)
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}
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c.Params = gin.Params{{Key: "session_id", Value: sessionID}}
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c.Set(types.TenantIDContextKey.String(), ch.TenantID)
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ctx := context.WithValue(c.Request.Context(), middleware.EmbedChannelContextKey, ch)
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c.Request = c.Request.WithContext(ctx)
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return c, w
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}
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func TestEmbedStopSessionInvalidSig(t *testing.T) {
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ch := testEmbedChannel()
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h := &EmbedChannelHandler{
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sessionService: &stubSessionServiceForEmbed{
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sessions: map[string]*types.Session{
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testEmbedSessionID: validEmbedSession(ch),
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},
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},
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sessionHandler: &session.Handler{},
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}
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c, w := newEmbedStopSessionCtx(ch, testEmbedSessionID, "bad-sig", `{"message_id":"msg-1"}`)
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h.EmbedStopSession(c)
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if w.Code != http.StatusForbidden {
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t.Fatalf("status = %d, body = %s", w.Code, w.Body.String())
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}
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}
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func TestEmbedStopSessionMissingMessageID(t *testing.T) {
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ch := testEmbedChannel()
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sig := service.SignEmbedSessionHandle(ch, testEmbedSessionID)
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h := &EmbedChannelHandler{
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sessionService: &stubSessionServiceForEmbed{
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sessions: map[string]*types.Session{
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testEmbedSessionID: validEmbedSession(ch),
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},
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},
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sessionHandler: &session.Handler{},
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}
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c, w := newEmbedStopSessionCtx(ch, testEmbedSessionID, sig, `{}`)
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h.EmbedStopSession(c)
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if w.Code != http.StatusBadRequest {
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t.Fatalf("status = %d, body = %s", w.Code, w.Body.String())
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}
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}
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