| | |
| | | using namespace std::chrono_literals; |
| | | using namespace bhome_msg; |
| | | |
| | | bool SocketPublish::Publish(const Topic &topic, const void *data, const size_t size, const int timeout_ms) |
| | | bool SocketPublish::Publish(const std::string &proc_id, const Topic &topic, const void *data, const size_t size, const int timeout_ms) |
| | | { |
| | | try { |
| | | MsgPublish pub; |
| | | pub.set_topic(topic); |
| | | pub.set_data(data, size); |
| | | BHMsgHead head(InitMsgHead(GetType(pub), proc_id)); |
| | | MsgI imsg; |
| | | if (!imsg.MakeRC(shm(), MakePub(topic, data, size))) { |
| | | return false; |
| | | } |
| | | if (imsg.MakeRC(shm(), head, pub)) { |
| | | DEFER1(imsg.Release(shm())); |
| | | return ShmMsgQueue::Send(shm(), BHTopicBusAddress(), imsg, timeout_ms); |
| | | } |
| | | } catch (...) { |
| | | } |
| | | return false; |
| | | } |
| | | } |
| | | namespace |
| | | { |
| | | inline void AddRoute(BHMsgHead &head, const MQId &id) { head.add_route()->set_mq_id(&id, sizeof(id)); } |
| | | |
| | | bool SocketSubscribe::Subscribe(const std::vector<Topic> &topics, const int timeout_ms) |
| | | } // namespace |
| | | bool SocketSubscribe::Subscribe(const std::string &proc_id, const std::vector<Topic> &topics, const int timeout_ms) |
| | | { |
| | | try { |
| | | return mq().Send(BHTopicBusAddress(), MakeSub(mq().Id(), topics), timeout_ms); |
| | | MsgSubscribe sub; |
| | | for (auto &topic : topics) { |
| | | sub.add_topics(topic); |
| | | } |
| | | BHMsgHead head(InitMsgHead(GetType(sub), proc_id)); |
| | | AddRoute(head, mq().Id()); |
| | | |
| | | return Send(&BHTopicBusAddress(), head, sub, timeout_ms); |
| | | } catch (...) { |
| | | return false; |
| | | } |
| | |
| | | |
| | | bool SocketSubscribe::StartRecv(const TopicDataCB &tdcb, int nworker) |
| | | { |
| | | auto AsyncRecvProc = [this, tdcb](BHMsg &msg) { |
| | | if (msg.type() == kMsgTypePublish) { |
| | | MsgPub d; |
| | | if (d.ParseFromString(msg.body())) { |
| | | tdcb(d.topic(), d.data()); |
| | | auto AsyncRecvProc = [this, tdcb](ShmSocket &, MsgI &imsg, BHMsgHead &head) { |
| | | if (head.type() == kMsgTypePublish) { |
| | | MsgPublish pub; |
| | | if (imsg.ParseBody(pub)) { |
| | | tdcb(head.proc_id(), pub.topic(), pub.data()); |
| | | } |
| | | } else { |
| | | // ignored, or dropped |
| | |
| | | return tdcb && Start(AsyncRecvProc, nworker); |
| | | } |
| | | |
| | | bool SocketSubscribe::RecvSub(Topic &topic, std::string &data, const int timeout_ms) |
| | | bool SocketSubscribe::RecvSub(std::string &proc_id, Topic &topic, std::string &data, const int timeout_ms) |
| | | { |
| | | BHMsg msg; |
| | | if (SyncRecv(msg, timeout_ms) && msg.type() == kMsgTypePublish) { |
| | | MsgPub d; |
| | | if (d.ParseFromString(msg.body())) { |
| | | d.mutable_topic()->swap(topic); |
| | | d.mutable_data()->swap(data); |
| | | MsgI msg; |
| | | BHMsgHead head; |
| | | if (SyncRecv(msg, head, timeout_ms) && head.type() == kMsgTypePublish) { |
| | | MsgPublish pub; |
| | | if (msg.ParseBody(pub)) { |
| | | head.mutable_proc_id()->swap(proc_id); |
| | | pub.mutable_topic()->swap(topic); |
| | | pub.mutable_data()->swap(data); |
| | | return true; |
| | | } |
| | | } |