fix: keep friend request success when event publish fails

server/im_http.go

@@ -4696,8 +4696,8 @@ func serveIMFriendRequestCreate(wrt http.ResponseWriter, req *http.Request) {
 	if imReliableHTTPEventsEnabled(req) {
 		if err = publishIMRelationEvent(principal.TenantID, principal.Uid, target, created.RequestID,
 			"friend.request.created", "新的好友申请", message); err != nil {
-			writeIMError(wrt, req, http.StatusInternalServerError, 90000, imReasonInternal, "internal error", nil)
-			return
+			logs.Warn.Printf("im friend request create: relation event failed request_id=%s friend_request_id=%s target=%s: %v",
+				req.Header.Get("X-Request-ID"), created.RequestID, target.UserId(), err)
 		}
 	}
 	writeIMSuccess(wrt, req, friendRequestPayload(created))

server/im_http_test.go

@@ -8,6 +8,7 @@ import (
 	"encoding/base64"
 	"encoding/binary"
 	"encoding/json"
+	"errors"
 	"fmt"
 	"io"
 	"mime/multipart"
@@ -299,6 +300,7 @@ type testMailboxStore struct {
 type testUserSecurityStore struct {
 	unreadByPrefix map[string]int
 	notifications  []types.SystemNotification
+	err            error
 }
 
 type testProfilesStore struct {
@@ -1017,6 +1019,9 @@ func (s *testUserSecurityStore) SetYouthMode(_ types.TenantID, uid types.Uid, en
 }
 
 func (s *testUserSecurityStore) CreateSystemNotification(_ types.TenantID, notification *types.SystemNotification) error {
+	if s.err != nil {
+		return s.err
+	}
 	if notification != nil {
 		s.notifications = append(s.notifications, *notification)
 	}
@@ -8015,6 +8020,42 @@ func TestServeIMFriendRequestCreate(t *testing.T) {
 	}
 }
 
+func TestServeIMFriendRequestCreateIgnoresRelationEventFailure(t *testing.T) {
+	ctrl := gomock.NewController(t)
+	defer ctrl.Finish()
+	mockStore := expectIMBearer(t, ctrl, "token-1", 7, 1)
+	mockStore.EXPECT().GetUidString().Return("request-1")
+	oldRelations := store.Relations
+	oldProfiles := store.Profiles
+	oldSecurity := store.Security
+	relations := &testRelationsStore{context: &types.RelationshipContext{Relationship: types.RelationshipNone}}
+	store.Relations = relations
+	store.Profiles = &testProfilesStore{}
+	store.Security = &testUserSecurityStore{err: errors.New("notification unavailable")}
+	defer func() {
+		store.Relations = oldRelations
+		store.Profiles = oldProfiles
+		store.Security = oldSecurity
+	}()
+
+	req := httptest.NewRequest(http.MethodPost, "/v1/im/friend-requests",
+		bytes.NewBufferString(`{"target_user_id":"`+types.Uid(2).UserId()+`","message":"你好","source":"search"}`))
+	req = req.WithContext(context.WithValue(req.Context(), imHTTPProtocolValidated, true))
+	req.Header.Set("Authorization", "Bearer token-1")
+	req.Header.Set("Idempotency-Key", "fr-1")
+	req.Header.Set("X-Request-ID", "req-event-fail")
+	rec := httptest.NewRecorder()
+
+	serveIMFriendRequests(rec, req)
+
+	if rec.Code != http.StatusOK {
+		t.Fatalf("status: got %d, want %d; body=%s", rec.Code, http.StatusOK, rec.Body.String())
+	}
+	if relations.created == nil || relations.created.RequestID == "" {
+		t.Fatalf("friend request was not created: %#v", relations.created)
+	}
+}
+
 func TestPublishIMConversationSystemNoticeDeliversToOnlineP2PSessions(t *testing.T) {
 	ctrl := gomock.NewController(t)
 	defer ctrl.Finish()