/*
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* =====================================================================================
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*
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* Filename: api_test.cpp
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*
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* Description:
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*
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* Version: 1.0
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* Created: 2021年04月13日 14时31分46秒
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* Revision: none
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* Compiler: gcc
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*
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* Author: Li Chao (), lichao@aiotlink.com
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* Organization:
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*
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* =====================================================================================
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*/
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#include "bh_api.h"
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#include "util.h"
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#include <atomic>
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using namespace bhome_msg;
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namespace
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{
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typedef std::atomic<uint64_t> Number;
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void Assign(Number &a, const Number &b) { a.store(b.load()); }
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struct MsgStatus {
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Number nrequest_;
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Number nfailed_;
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Number nreply_;
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Number nserved_;
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MsgStatus() :
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nrequest_(0), nreply_(0), nserved_(0) {}
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MsgStatus &operator=(const MsgStatus &a)
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{
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Assign(nrequest_, a.nrequest_);
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Assign(nserved_, a.nserved_);
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Assign(nreply_, a.nreply_);
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Assign(nfailed_, a.nfailed_);
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return *this;
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}
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};
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MsgStatus &Status()
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{
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static MsgStatus st;
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return st;
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}
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} // namespace
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void SubRecvProc(const void *proc_id,
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const int proc_id_len,
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const void *data,
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const int data_len)
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{
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std::string proc((const char *) proc_id, proc_id_len);
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MsgPublish pub;
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pub.ParseFromArray(data, data_len);
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// printf("Sub data, %s : %s\n", pub.topic().c_str(), pub.data().c_str());
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}
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void ServerProc(const void *proc_id,
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const int proc_id_len,
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const void *data,
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const int data_len,
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void *src)
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{
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// printf("ServerProc: ");
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// DEFER1(printf("\n"););
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MsgRequestTopic request;
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if (request.ParseFromArray(data, data_len)) {
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MsgRequestTopicReply reply;
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reply.set_data(" reply: " + request.data());
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std::string s(reply.SerializeAsString());
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// printf("%s", reply.data().c_str());
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BHSendReply(src, s.data(), s.size());
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++Status().nserved_;
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}
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}
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void ClientProc(const void *proc_id,
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const int proc_id_len,
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const void *msg_id,
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const int msg_id_len,
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const void *data,
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const int data_len)
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{
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std::string proc((const char *) proc_id, proc_id_len);
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MsgRequestTopicReply reply;
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if (reply.ParseFromArray(data, data_len)) {
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++Status().nreply_;
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}
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// printf("client Recv reply : %s\n", reply.data().c_str());
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}
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class TLMutex
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{
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// typedef boost::interprocess::interprocess_mutex MutexT;
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typedef CasMutex MutexT;
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// typedef std::mutex MutexT;
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typedef std::chrono::steady_clock Clock;
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typedef Clock::duration Duration;
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static Duration Now() { return Clock::now().time_since_epoch(); }
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const Duration limit_;
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std::atomic<Duration> last_lock_time_;
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MutexT mutex_;
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public:
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struct Status {
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int64_t nlock_ = 0;
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int64_t nupdate_time_fail = 0;
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int64_t nfail = 0;
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int64_t nexcept = 0;
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};
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Status st_;
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explicit TLMutex(Duration limit) :
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limit_(limit) {}
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TLMutex() :
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TLMutex(std::chrono::seconds(1)) {}
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~TLMutex() { static_assert(std::is_pod<Duration>::value); }
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bool try_lock()
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{
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if (mutex_.try_lock()) {
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auto old_time = last_lock_time_.load();
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if (Now() - old_time > limit_) {
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return last_lock_time_.compare_exchange_strong(old_time, Now());
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} else {
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last_lock_time_.store(Now());
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return true;
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}
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} else {
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auto old_time = last_lock_time_.load();
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if (Now() - old_time > limit_) {
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return last_lock_time_.compare_exchange_strong(old_time, Now());
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} else {
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return false;
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}
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}
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}
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void lock()
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{
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int n = 0;
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while (!try_lock()) {
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n++;
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std::this_thread::yield();
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}
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st_.nlock_ += n;
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}
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void unlock()
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{
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auto old_time = last_lock_time_.load();
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if (Now() - old_time > limit_) {
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} else {
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if (last_lock_time_.compare_exchange_strong(old_time, Now())) {
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mutex_.unlock();
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}
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}
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}
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};
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namespace
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{
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typedef int64_t Offset;
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Offset Addr(void *ptr) { return reinterpret_cast<Offset>(ptr); }
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void *Ptr(const Offset offset) { return reinterpret_cast<void *>(offset); }
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} // namespace
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BOOST_AUTO_TEST_CASE(MutexTest)
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{
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SharedMemory &shm = TestShm();
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MsgI::BindShm(shm);
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void *base_ptr = shm.get_address();
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auto PrintPtr = [&](void *p) {
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printf("addr: %ld, ptr: %p, offset: %ld\n", Addr(p), p, Addr(p) - Addr(base_ptr));
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};
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printf("base");
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PrintPtr(base_ptr);
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MsgI msg;
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msg.Make("string data");
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for (int i = 0; i < 10; ++i) {
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int n = msg.AddRef();
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printf("add %d ref: %d\n", i, n);
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}
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for (int i = 0; i < 10; ++i) {
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int n = msg.Release();
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printf("release %d, ref : %d\n", i, n);
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}
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std::this_thread::sleep_for(1s);
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msg.Release();
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const std::string mtx_name("test_mutex");
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const std::string int_name("test_int");
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auto mtx = shm.find_or_construct<Mutex>(mtx_name.c_str())();
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auto pi = shm.find_or_construct<int>(int_name.c_str())(100);
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printf("mutetx ");
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PrintPtr(mtx);
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printf("int ");
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PrintPtr(pi);
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typedef std::chrono::steady_clock Clock;
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auto Now = []() { return Clock::now().time_since_epoch(); };
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if (pi) {
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auto old = *pi;
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printf("int : %d, add1: %d\n", old, ++*pi);
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}
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{
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boost::timer::auto_cpu_timer timer;
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printf("test time: ");
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TLMutex mutex;
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// CasMutex mutex;
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auto Lock = [&]() {
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for (int i = 0; i < 1000 * 1000 * 10; ++i) {
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mutex.lock();
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mutex.unlock();
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}
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};
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std::thread t1(Lock), t2(Lock);
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t1.join();
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t2.join();
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printf("mutex nlock: %ld, update time error: %ld, normal fail: %ld, error wait: %ld\n",
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mutex.st_.nlock_,
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mutex.st_.nupdate_time_fail,
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mutex.st_.nfail,
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mutex.st_.nexcept);
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}
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auto MSFromNow = [](const int ms) {
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using namespace boost::posix_time;
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ptime cur = boost::posix_time::microsec_clock::universal_time();
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return cur + millisec(ms);
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};
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auto TryLock = [&]() {
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if (mtx->try_lock()) {
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printf("try_lock ok\n");
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return true;
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} else {
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printf("try_lock failed\n");
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return false;
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}
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};
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auto Unlock = [&]() {
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mtx->unlock();
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printf("unlocked\n");
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};
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if (mtx) {
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printf("mtx exists\n");
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if (TryLock()) {
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auto op = [&]() {
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if (TryLock()) {
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Unlock();
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}
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};
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op();
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std::thread t(op);
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t.join();
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// Unlock();
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} else {
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// mtx->unlock();
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}
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} else {
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printf("mtx not exists\n");
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}
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}
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BOOST_AUTO_TEST_CASE(ApiTest)
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{
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auto max_time = std::chrono::steady_clock::time_point::max();
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auto dur = max_time.time_since_epoch();
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auto nsec = std::chrono::duration_cast<std::chrono::seconds>(dur).count();
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auto nmin = nsec / 60;
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auto nhour = nmin / 60;
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auto nday = nhour / 24;
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auto years = nday / 365;
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printf("seconds: %ld, hours: %ld , days:%ld, years: %ld\n",
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nsec, nhour, nday, years);
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std::chrono::steady_clock::duration a(123456);
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printf("nowsec: %ld\n", NowSec());
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printf("maxsec: %ld\n", CountSeconds(max_time));
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bool reg = false;
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for (int i = 0; i < 3 && !reg; ++i) {
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ProcInfo proc;
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proc.set_proc_id("demo_client");
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proc.set_public_info("public info of demo_client. etc...");
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std::string proc_buf(proc.SerializeAsString());
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void *reply = 0;
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int reply_len = 0;
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reg = BHRegister(proc_buf.data(), proc_buf.size(), &reply, &reply_len, 2000);
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printf("register %s\n", reg ? "ok" : "failed");
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BHFree(reply, reply_len);
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Sleep(1s);
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}
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if (!reg) {
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return;
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}
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const std::string topic_ = "topic_";
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{
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MsgTopicList topics;
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for (int i = 0; i < 10; ++i) {
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topics.add_topic_list(topic_ + std::to_string(i));
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}
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std::string s = topics.SerializeAsString();
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void *reply = 0;
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int reply_len = 0;
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bool r = BHRegisterTopics(s.data(), s.size(), &reply, &reply_len, 1000);
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BHFree(reply, reply_len);
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// printf("register topic : %s\n", r ? "ok" : "failed");
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Sleep(1s);
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}
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{
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MsgTopicList topics;
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for (int i = 0; i < 10; ++i) {
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topics.add_topic_list(topic_ + std::to_string(i * 2));
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}
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std::string s = topics.SerializeAsString();
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void *reply = 0;
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int reply_len = 0;
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bool r = BHSubscribeTopics(s.data(), s.size(), &reply, &reply_len, 1000);
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BHFree(reply, reply_len);
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printf("subscribe topic : %s\n", r ? "ok" : "failed");
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}
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BHStartWorker(&ServerProc, &SubRecvProc, &ClientProc);
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{
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for (int i = 0; i < 1; ++i) {
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MsgPublish pub;
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pub.set_topic(topic_ + std::to_string(i));
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pub.set_data("pub_data_" + std::string(1024 * 1, 'a'));
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std::string s(pub.SerializeAsString());
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BHPublish(s.data(), s.size(), 0);
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// Sleep(1s);
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}
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}
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auto asyncRequest = [&](uint64_t nreq) {
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for (uint64_t i = 0; i < nreq; ++i) {
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MsgRequestTopic req;
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req.set_topic(topic_ + std::to_string(0));
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req.set_data("request_data_" + std::to_string(i));
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std::string s(req.SerializeAsString());
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void *msg_id = 0;
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int len = 0;
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// Sleep(10ms, false);
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std::string dest(BHAddress().SerializeAsString());
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bool r = BHAsyncRequest(dest.data(), dest.size(), s.data(), s.size(), 0, 0);
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DEFER1(BHFree(msg_id, len););
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if (r) {
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++Status().nrequest_;
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} else {
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++Status().nfailed_;
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static std::atomic<int64_t> last(0);
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auto now = NowSec();
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if (last.exchange(now) < now) {
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int ec = 0;
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std::string msg;
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GetLastError(ec, msg);
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printf("request topic error --------- : %s\n", msg.c_str());
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}
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}
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}
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};
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auto showStatus = [](std::atomic<bool> *run) {
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MsgStatus last;
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while (*run) {
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auto &st = Status();
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Sleep(1s, false);
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printf("nreq: %8ld, spd %8ld | failed: %8ld | nsrv: %8ld, spd %8ld | nreply: %8ld, spd %8ld\n",
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st.nrequest_.load(), st.nrequest_ - last.nrequest_,
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st.nfailed_.load(),
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st.nserved_.load(), st.nserved_ - last.nserved_,
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st.nreply_.load(), st.nreply_ - last.nreply_);
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last = st;
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}
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};
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auto hb = [](std::atomic<bool> *run) {
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while (*run) {
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Sleep(1s, false);
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bool r = BHHeartbeatEasy(1000);
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printf("heartbeat: %s\n", r ? "ok" : "failed");
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}
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};
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std::atomic<bool> run(true);
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ThreadManager threads;
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boost::timer::auto_cpu_timer timer;
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threads.Launch(hb, &run);
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threads.Launch(showStatus, &run);
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int ncli = 10;
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const uint64_t nreq = 1000 * 100;
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for (int i = 0; i < ncli; ++i) {
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threads.Launch(asyncRequest, nreq);
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}
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int same = 0;
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int64_t last = 0;
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while (last < nreq * ncli && same < 2) {
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Sleep(1s, false);
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auto cur = Status().nreply_.load();
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if (last == cur) {
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++same;
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} else {
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last = cur;
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same = 0;
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}
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}
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run = false;
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threads.WaitAll();
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auto &st = Status();
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printf("nreq: %8ld, nsrv: %8ld, nreply: %8ld\n", st.nrequest_.load(), st.nserved_.load(), st.nreply_.load());
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}
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