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57 lines
1.1 KiB
57 lines
1.1 KiB
5 years ago
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#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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