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							56 lines
						
					
					
						
							1.1 KiB
						
					
					
				
			
		
		
	
	
							56 lines
						
					
					
						
							1.1 KiB
						
					
					
				#include <future>
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#include <cassert>
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#include <iostream>
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#include <cstring>
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#include <thread>
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#include <nng/nng.h>
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#include <nng/protocol/pubsub0/pub.h>
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#include <nng/protocol/pubsub0/sub.h>
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nng_socket sub_sock(const char *endpoint) {
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  nng_socket sock;
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  int r;
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  r = nng_sub0_open(&sock);
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  assert(r == 0);
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  nng_setopt(sock, NNG_OPT_SUB_SUBSCRIBE, "", 0);
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  while (true){
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    r = nng_dial(sock, endpoint, NULL, 0);
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    if (r == 0){
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      break;
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    }
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    std::this_thread::sleep_for(std::chrono::milliseconds(10));
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  }
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  return sock;
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}
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nng_socket pub_sock(const char *endpoint){
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  nng_socket sock;
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  int r;
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  r = nng_pub0_open(&sock);
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  assert(r == 0);
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  r = nng_listen(sock, endpoint, NULL, 0);
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  assert(r == 0);
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  return sock;
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}
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int main(int argc, char *argv[]) {
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  // auto p_sock = pub_sock("tcp://*:10004");
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  // auto s_sock = sub_sock("tcp://127.0.0.1:10003");
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  auto p_sock = pub_sock("ipc:///tmp/feeds/2");
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  auto s_sock = sub_sock("ipc:///tmp/feeds/3");
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  while (true){
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    nng_msg *msg;
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    nng_recvmsg(s_sock, &msg, 0);
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    nng_sendmsg(p_sock, msg, 0);
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  }
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  return 0;
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}
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