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C++ zeromq_pull

Date: 2020-11-03Last modified: 2024-01-22

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#include <spdlog/spdlog.h>

#include <future>
#include <iostream>
#include <string>

#include <cppzmq/zmq.hpp>
#include <cppzmq/zmq_addon.hpp>

int main()
{
  zmq::context_t ctx;
  zmq::socket_t  puller( ctx, zmq::socket_type::pull );
  puller.bind( "tcp://*:15555" );

  for( auto i = 0; i < 5; ++i ) {
    // Receive all parts of the message
    std::vector<zmq::message_t> recv_msgs;
    zmq::recv_result_t          result = zmq::recv_multipart( puller, std::back_inserter( recv_msgs ) );
    assert( result && "recv failed" );

    // filtra somente o A
    if( recv_msgs[0].to_string_view() == "A" ) {
      std::cout << "Puller: [" << recv_msgs[0].to_string_view() << "] " << recv_msgs[1].to_string_view() << std::endl;
    }
  }
  return 0;
}

Possible output

xxx

References