add callback and fix cache

internal/rpc/group/group.go

@@ -1733,7 +1733,7 @@ func (s *groupServer) SetGroupMemberNickname(ctx context.Context, req *pbGroup.S
 		groupMemberInfo.Nickname = req.Nickname
 	}
 
-	if err := rocksCache.DelGroupInfoFromCache(req.GroupID); err != nil {
+	if err := rocksCache.DelGroupMemberInfoFromCache(req.GroupID, req.UserID); err != nil {
 		log.NewError(req.OperationID, utils.GetSelfFuncName(), err.Error(), req.GroupID)
 		return &pbGroup.SetGroupMemberNicknameResp{CommonResp: &pbGroup.CommonResp{ErrCode: constant.ErrDB.ErrCode, ErrMsg: err.Error()}}, nil
 	}
@@ -1751,7 +1751,7 @@ func (s *groupServer) SetGroupMemberNickname(ctx context.Context, req *pbGroup.S
 func (s *groupServer) SetGroupMemberInfo(ctx context.Context, req *pbGroup.SetGroupMemberInfoReq) (resp *pbGroup.SetGroupMemberInfoResp, err error) {
 	log.NewInfo(req.OperationID, utils.GetSelfFuncName(), "req: ", req.String())
 	resp = &pbGroup.SetGroupMemberInfoResp{CommonResp: &pbGroup.CommonResp{}}
-	if err := rocksCache.DelGroupInfoFromCache(req.GroupID); err != nil {
+	if err := rocksCache.DelGroupMemberInfoFromCache(req.GroupID, req.UserID); err != nil {
 		log.NewError(req.OperationID, utils.GetSelfFuncName(), err.Error(), req.GroupID)
 		resp.CommonResp.ErrCode = constant.ErrDB.ErrCode
 		resp.CommonResp.ErrMsg = err.Error()