From d90b3c3779d9c6bd2884540621d107e4ac10e930 Mon Sep 17 00:00:00 2001
From: zhangmeng <775834166@qq.com>
Date: 星期四, 04 八月 2022 09:10:58 +0800
Subject: [PATCH] tcp remote reduce timeout in readrequest

---
 src/nng_wrap.cpp |   23 ++++++++++++++++-------
 1 files changed, 16 insertions(+), 7 deletions(-)

diff --git a/src/nng_wrap.cpp b/src/nng_wrap.cpp
index 785ef1d..7b5559e 100644
--- a/src/nng_wrap.cpp
+++ b/src/nng_wrap.cpp
@@ -423,7 +423,7 @@
 
 static void cb_recv_for_aio(work* w){
     nng_msg *om = w->msg;
-    if (!om) return;
+    if (!om) {nng_sleep_aio(0, w->aio); return;}
 
     _rr* rep = (_rr*)w->user_data;
 
@@ -438,7 +438,7 @@
     rep->cv_msg_.notify_all();
 }
 
-static struct work *alloc_work(nng_socket sock, _rr* rep)
+static struct work *alloc_work(nng_socket sock, _rr* rep, const int mode)
 {
     struct work *w;
     int          rv;
@@ -458,10 +458,12 @@
         return NULL;
     }
     w->state = INIT;
+    w->mode = mode;
+
     return (w);
 }
 
-static int create_server(nng_socket* sock, const string& url, const int count, _rr* rep){
+static int create_server(nng_socket* sock, const string& url, const int count, _rr* rep, const int mode){
     TAG;
     if (sock->id > 0) return 0;
 
@@ -474,7 +476,7 @@
 
     work** works = (work**)malloc(sizeof(void*) * count);
     for (int i = 0; i < count; i++) {
-        works[i] = alloc_work(*sock, rep);
+        works[i] = alloc_work(*sock, rep, mode);
     }
 
     remove_exist(url);
@@ -511,12 +513,12 @@
         ipc = url;
     }
     rep->url_ = ipc;
-    if(create_server(&get<0>(rep->socks_), ipc, 62, rep) != 0) return -1;
+    if(create_server(&get<0>(rep->socks_), ipc, 62, rep, REPLY_IPC) != 0) return -1;
 
     if (port > 0){
         get<1>(get<1>(rep->socks_)) = port;
         ipc = "tcp://0.0.0.0:" + to_string(port);
-        if(create_server(&get<0>(get<1>(rep->socks_)), ipc, 62, rep) != 0) return -1;
+        if(create_server(&get<0>(get<1>(rep->socks_)), ipc, 62, rep, REPLY_TCP) != 0) return -1;
         // printf("======>> create server for remote port %d\n", port);
     }else {
         get<0>(get<1>(rep->socks_)).id = numeric_limits<int32_t>::max();
@@ -566,6 +568,7 @@
     int tm = to_ms > 0 ? to_ms : 30;
 
     uint64_t key{};
+    work* w{};
     {
         unique_lock<mutex> l(rep->mtx_msg_);
         auto status = rep->cv_msg_.wait_for(l, chrono::milliseconds{tm}, [rep]{
@@ -579,12 +582,18 @@
         key = iter->first;
         *msg = move(iter->second);
         rep->msg_.erase(iter);
+        auto witer = rep->works_.find(key);
+        if (witer != rep->works_.end()){
+            w = witer->second;
+        }
     }
+
+    if (!w) return -1;
 
     *src = malloc(sizeof(uint64_t));
     *(uint64_t*)(*src) = key;
 
-    return 0;
+    return w->mode;
 }
 
 int send_reply(const void* src, const void* msg, const int msg_len, void* arg/*=NULL*/){

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