add SendQ TrySend() TryRecv(); handle re-register.

lichao

2021-04-14 aa1542b6d6a4680088ac715c4ce40f97ada554fb

 utest/speed_test.cpp

@@ -161,9 +161,9 @@
            req_body.set_topic("topic");
            req_body.set_data(msg_content);
            auto req_head(InitMsgHead(GetType(req_body), client_proc_id));
            return cli.Send(&srv.id(), req_head, req_body, 100);
            return cli.Send(&srv.id(), req_head, req_body);
         };
         auto ReqRC = [&]() { return cli.Send(&srv.id(), request_rc, 1000); };
         auto ReqRC = [&]() { return cli.Send(&srv.id(), request_rc); };

         if (!ReqRC()) {
            printf("********** client send error.\n");
@@ -204,9 +204,9 @@
                  reply_body.set_topic("topic");
                  reply_body.set_data(msg_content);
                  auto reply_head(InitMsgHead(GetType(reply_body), server_proc_id, req_head.msg_id()));
                  return srv.Send(&src_id, reply_head, reply_body, 100);
                  return srv.Send(&src_id, reply_head, reply_body);
               };
               auto ReplyRC = [&]() { return srv.Send(&src_id, reply_rc, 100); };
               auto ReplyRC = [&]() { return srv.Send(&src_id, reply_rc); };

               if (ReplyRC()) {
               }