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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include <vespa/messagebus/messagebus.h>
#include <vespa/messagebus/routing/retrytransienterrorspolicy.h>
#include <vespa/messagebus/rpcmessagebus.h>
#include <vespa/messagebus/network/rpcnetworkparams.h>
#include <vespa/messagebus/testlib/simplemessage.h>
#include <vespa/messagebus/testlib/simpleprotocol.h>
#include <vespa/messagebus/testlib/simplereply.h>
#include <vespa/vespalib/util/time.h>
#include <thread>
#include <vespa/vespalib/util/signalhandler.h>
using namespace mbus;
using namespace std::chrono_literals;
class Client : public IReplyHandler
{
private:
std::mutex _lock;
uint32_t _okCnt;
uint32_t _failCnt;
SourceSession::UP _session;
static uint64_t _seq;
public:
Client(MessageBus &bus, const SourceSessionParams ¶ms);
~Client() override;
void send();
void send(uint64_t seq);
void sample(uint32_t &okCnt, uint32_t &failCnt);
void handleReply(Reply::UP reply) override;
};
uint64_t Client::_seq = 100000;
Client::Client(MessageBus &bus, const SourceSessionParams ¶ms)
: _lock(),
_okCnt(0),
_failCnt(0),
_session(bus.createSourceSession(*this, params))
{
}
Client::~Client()
{
_session->close();
}
void
Client::send() {
send(++_seq);
}
void
Client::send(uint64_t seq) {
Message::UP msg(new SimpleMessage("message", true, seq));
_session->send(std::move(msg), "test");
}
void
Client::sample(uint32_t &okCnt, uint32_t &failCnt) {
std::lock_guard guard(_lock);
okCnt = _okCnt;
failCnt = _failCnt;
}
void
Client::handleReply(Reply::UP reply) {
if ((reply->getProtocol() == SimpleProtocol::NAME)
&& (reply->getType() == SimpleProtocol::REPLY)
&& (static_cast<SimpleReply&>(*reply).getValue() == "OK"))
{
std::lock_guard guard(_lock);
++_okCnt;
} else {
fprintf(stderr, "BAD REPLY\n");
for (uint32_t i = 0; i < reply->getNumErrors(); ++i) {
fprintf(stderr, "ERR[%d]: code=%d, msg=%s\n", i,
reply->getError(i).getCode(),
reply->getError(i).getMessage().c_str());
}
std::lock_guard guard(_lock);
++_failCnt;
}
send();
}
class App
{
public:
int main(int argc, char **argv);
};
int
App::main(int, char **)
{
auto retryPolicy = std::make_shared<RetryTransientErrorsPolicy>();
retryPolicy->setBaseDelay(0.1);
RPCMessageBus mb(MessageBusParams().setRetryPolicy(retryPolicy).addProtocol(std::make_shared<SimpleProtocol>()),
RPCNetworkParams(config::ConfigUri("file:slobrok.cfg")).setIdentity(Identity("server/cpp")),
config::ConfigUri("file:routing.cfg"));
Client client(mb.getMessageBus(), SourceSessionParams().setTimeout(30s));
// let the system 'warm up'
std::this_thread::sleep_for(5s);
// inject messages into the feedback loop
for (uint32_t i = 0; i < 1024; ++i) {
client.send(i);
}
// let the system 'warm up'
std::this_thread::sleep_for(5s);
vespalib::Timer timer;
uint32_t okBefore = 0;
uint32_t okAfter = 0;
uint32_t failBefore = 0;
uint32_t failAfter = 0;
client.sample(okBefore, failBefore);
std::this_thread::sleep_for(10s); // Benchmark time
vespalib::duration elapsed = timer.elapsed();
client.sample(okAfter, failAfter);
double time = vespalib::count_ms(elapsed);
double msgCnt = (double)(okAfter - okBefore);
double throughput = (msgCnt / time) * 1000.0;
fprintf(stdout, "CPP-CLIENT: %g msg/s\n", throughput);
if (failAfter > failBefore) {
fprintf(stderr, "CPP-CLIENT: FAILED (%d -> %d)\n", failBefore, failAfter);
return 1;
}
return 0;
}
int main(int argc, char **argv) {
vespalib::SignalHandler::PIPE.ignore();
fprintf(stderr, "started '%s'\n", argv[0]);
fflush(stderr);
App app;
int r = app.main(argc, argv);
fprintf(stderr, "stopping '%s'\n", argv[0]);
fflush(stderr);
return r;
}
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