From 044e10574fa4e007be408d991861d34ecf22622a Mon Sep 17 00:00:00 2001
From: wangzhengquan <wangzhengquan85@126.com>
Date: 星期一, 22 二月 2021 19:17:37 +0800
Subject: [PATCH] update

---
 src/socket/shm_socket.cpp |   46 +++++++++++++++++++++++-----------------------
 1 files changed, 23 insertions(+), 23 deletions(-)

diff --git a/src/socket/shm_socket.cpp b/src/socket/shm_socket.cpp
index 7e33cc6..d8304fd 100644
--- a/src/socket/shm_socket.cpp
+++ b/src/socket/shm_socket.cpp
@@ -25,7 +25,7 @@
 static int shm_recvpakfrom(shm_socket_t *sockt, shm_packet_t *recvpak ,  const struct timespec *timeout,  int flag);
 
    
-static int shm_sendpakto(shm_socket_t *sockt, const shm_packet_t *sendpak,
+static int shm_sendpakto(shm_socket_t *sockt,  shm_packet_t *sendpak,
                const int key, const struct timespec *timeout, const int flag);
 
 
@@ -114,14 +114,11 @@
   
   int rv;
   logger->debug("shm_socket_close\n");
+  // hashtable_remove(hashtable, mkey);
   // if(sockt->queue != NULL) {
-  //   delete sockt->queue;
   //   sockt->queue = NULL;
   // }
 
-  // hashtable_remove(hashtable, mkey);
-
- 
   if(sockt->key != 0) {
     auto it =  shmQueueStMap->find(sockt->key);
     if(it != shmQueueStMap->end()) {
@@ -257,12 +254,8 @@
 
   if (rv != 0) {
 
-    if(rv == ETIMEDOUT)
-      return EBUS_TIMEOUT;
-    else {
-      logger->debug("%d shm_recvfrom failed %s", shm_socket_get_key(sockt), bus_strerror(rv));
-      return rv;
-    }
+    logger->debug("%d shm_recvfrom failed %s", shm_socket_get_key(sockt), bus_strerror(rv));
+    return rv;
    
   } 
 
@@ -279,6 +272,9 @@
   if(key != NULL)
     *key = recvpak.key;
 
+  if(recvpak.key == 0) {
+    err_exit(0, "key = %d, pid= %d, recvpak.key == 0",  shm_socket_get_key(sockt), getpid());
+  }
   mm_free(recvpak.buf);
   return 0;
 }
@@ -402,15 +398,13 @@
                     int *recv_size,  const struct timespec *timeout,  int flags) {
   
  
-  int rv, tryn = 6;
+  int rv = 0, tryn = 16;
   shm_packet_t sendpak;
   shm_packet_t recvpak;
   std::map<int, shm_packet_t>::iterator recvbufIter;
   // 鐢╰hread local 淇濊瘉姣忎釜绾跨▼鐢ㄤ竴涓嫭鍗犵殑socket鎺ュ彈瀵规柟杩斿洖鐨勪俊鎭�
   shm_socket_t *tmp_socket;
  
-  /* If first call from this thread, allocate buffer for thread, and save its location */
-  // logger->debug("%d create tmp socket\n", pthread_self() );
   rv = pthread_once(&_once_, _create_socket_key_perthread);
   if (rv != 0) {
     logger->error(rv, "shm_sendandrecv pthread_once");
@@ -431,7 +425,6 @@
     }
   }
  
-
   sendpak.key = tmp_socket->key;
   sendpak.size = send_size;
   if(send_buf != NULL) {
@@ -458,11 +451,6 @@
     rv = shm_recvpakfrom(tmp_socket, &recvpak, timeout, flags);
 
     if (rv != 0) {
-
-      if(rv == ETIMEDOUT) {
-        return EBUS_TIMEOUT;
-      }
-
       logger->debug("%d shm_recvfrom failed %s", shm_socket_get_key(tmp_socket), bus_strerror(rv));
       return rv;
     } 
@@ -538,7 +526,7 @@
  
 
    
-static int shm_sendpakto(shm_socket_t *sockt, const shm_packet_t *sendpak,
+static int shm_sendpakto(shm_socket_t *sockt,  shm_packet_t *sendpak,
                const int key, const struct timespec *timeout, const int flag) {
 
   int rv;
@@ -564,6 +552,8 @@
       sockt->queue = shm_socket_bind_queue( sockt->key, sockt->force_bind);
       if(sockt->queue  == NULL ) {
         logger->error("%s. key = %d", bus_strerror(EBUS_KEY_INUSED), sockt->key);
+        if ((rv = pthread_mutex_unlock(&(sockt->mutex))) != 0)
+          err_exit(rv, "shm_sendto : pthread_mutex_unlock");
         return EBUS_KEY_INUSED;
       }
 
@@ -601,7 +591,11 @@
     goto ERR_CLOSED;
   }
 
+  sendpak->key = sockt->key;
   rv = remoteQueue->push(*sendpak, timeout, flag);
+  if(rv == ETIMEDOUT) {
+    return EBUS_TIMEOUT;
+  }
   return rv;
 
 ERR_CLOSED:
@@ -635,6 +629,8 @@
     sockt->queue = shm_socket_bind_queue( sockt->key, sockt->force_bind);
     if(sockt->queue  == NULL ) {
       logger->error("%s. key = %d", bus_strerror(EBUS_KEY_INUSED), sockt->key);
+      if ((rv = pthread_mutex_unlock(&(sockt->mutex))) != 0)
+        err_exit(rv, "shm_recvfrom : pthread_mutex_unlock");
       return EBUS_KEY_INUSED;
     }
     
@@ -661,14 +657,18 @@
   // }
  
   rv = sockt->queue->pop(recvpak, timeout, flag);
-  if(rv != 0) 
+  if(rv != 0) {
+    if(rv == ETIMEDOUT) {
+      return EBUS_TIMEOUT;
+    }
     return rv;
+  }
 
   
   if(recvpak.action == BUS_ACTION_STOP) {
     return EBUS_STOPED;
   }
   *_recvpak = recvpak;
-  return rv;
+  return 0;
 }
  

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