add heartbeat, not tested yet.

lichao

2021-04-09 4e5cb7960ce4e7e66d5190be67426aeca8b55c3d

 src/defs.h

@@ -21,11 +21,14 @@

#include <boost/uuid/uuid.hpp>
#include <boost/uuid/uuid_generators.hpp>
#include <string>

typedef boost::uuids::uuid MQId;

const MQId kBHBusQueueId = boost::uuids::string_generator()("01234567-89ab-cdef-8349-1234567890ff");
const MQId kBHTopicRPCId = boost::uuids::string_generator()("12345670-89ab-cdef-8349-1234567890ff");
const MQId &BHTopicBusAddress();
const MQId &BHTopicCenterAddress();
const MQId &BHUniCenterAddress();

const int kBHCenterPort = 24287;
const char kTopicSep = '.';
namespace bhome_shm
@@ -34,6 +37,7 @@
} // namespace bhome_shm

bhome_shm::SharedMemory &BHomeShm();
typedef std::string Topic;

//TODO center can check shm for previous crash.