From 45e00aca28504b27f3ad6b4abf364c3d57f34510 Mon Sep 17 00:00:00 2001
From: wangzhengquan <wangzhengquan85@126.com>
Date: 星期一, 22 二月 2021 14:05:28 +0800
Subject: [PATCH] lock free queue
---
src/socket/shm_socket.cpp | 50 ++++++++++++++++++++++++++++++--------------------
1 files changed, 30 insertions(+), 20 deletions(-)
diff --git a/src/socket/shm_socket.cpp b/src/socket/shm_socket.cpp
index 3366491..7e33cc6 100644
--- a/src/socket/shm_socket.cpp
+++ b/src/socket/shm_socket.cpp
@@ -6,6 +6,7 @@
#include "bus_error.h"
#include "sole.h"
#include "shm_mm.h"
+#include "key_def.h"
static Logger *logger = LoggerFactory::getLogger();
@@ -109,7 +110,7 @@
}
-int shm_socket_close(shm_socket_t *sockt) {
+static int _shm_socket_close_(shm_socket_t *sockt) {
int rv;
logger->debug("shm_socket_close\n");
@@ -118,19 +119,27 @@
// sockt->queue = NULL;
// }
- rv = pthread_mutex_destroy(&(sockt->mutex) );
- if(rv != 0) {
- err_exit(rv, "shm_socket_close");
+ // hashtable_remove(hashtable, mkey);
+
+
+ if(sockt->key != 0) {
+ auto it = shmQueueStMap->find(sockt->key);
+ if(it != shmQueueStMap->end()) {
+ it->second.status = SHM_QUEUE_ST_CLOSED;
+ it->second.closeTime = time(NULL);
+ }
}
+
+
+ pthread_mutex_destroy(&(sockt->mutex) );
free(sockt);
-
- auto it = shmQueueStMap.find(key);
- if(it != shmQueueStMap.end()) {
- it->second.status = SHM_QUEUE_ST_CLOSED
- it->second.closeTime = time(NULL);
- }
return 0;
+}
+
+
+int shm_socket_close(shm_socket_t *sockt) {
+ return _shm_socket_close_(sockt);
}
@@ -285,7 +294,7 @@
return;
logger->debug("%d destroy tmp socket\n", pthread_self());
- shm_socket_close((shm_socket_t *)tmp_socket);
+ _shm_socket_close_((shm_socket_t *)tmp_socket);
rv = pthread_setspecific(_perthread_socket_key_, NULL);
if ( rv != 0) {
logger->error(rv, "shm_sendandrecv : pthread_setspecific");
@@ -313,7 +322,7 @@
const int send_size, const int key, void **recv_buf,
int *recv_size, const struct timespec *timeout, int flags) {
- int rv, tryn = 3;
+ int rv, tryn = 6;
shm_packet_t sendpak;
shm_packet_t recvpak;
std::map<std::string, shm_packet_t>::iterator recvbufIter;
@@ -522,7 +531,7 @@
return EBUS_RECVFROM_WRONG_END;
}
- shm_socket_close(tmp_socket);
+ _shm_socket_close_(tmp_socket);
return rv;
}
@@ -534,6 +543,7 @@
int rv;
shm_queue_status_t stRecord;
+ LockFreeQueue<shm_packet_t> *remoteQueue;
hashtable_t *hashtable = mm_get_hashtable();
if( sockt->queue != NULL)
@@ -560,7 +570,7 @@
// 鏍囪key瀵瑰簲鐨勭姸鎬� 锛屼负opened
stRecord.status = SHM_QUEUE_ST_OPENED;
stRecord.createTime = time(NULL);
- shmQueueStMap.insert({sockt->key, stRecord});
+ shmQueueStMap->insert({sockt->key, stRecord});
}
@@ -577,15 +587,15 @@
}
// 妫�鏌ey鏍囪鐨勭姸鎬�
- auto it = shmQueueStMap.find(key);
- if(it != shmQueueStMap.end()) {
+ auto it = shmQueueStMap->find(key);
+ if(it != shmQueueStMap->end()) {
if(it->second.status == SHM_QUEUE_ST_CLOSED) {
// key瀵瑰簲鐨勭姸鎬佹槸鍏抽棴鐨�
goto ERR_CLOSED;
}
}
- LockFreeQueue<shm_packet_t> *remoteQueue = shm_socket_attach_queue(key);
+ remoteQueue = shm_socket_attach_queue(key);
if (remoteQueue == NULL ) {
goto ERR_CLOSED;
@@ -631,7 +641,7 @@
// 鏍囪key瀵瑰簲鐨勭姸鎬� 锛屼负opened
stRecord.status = SHM_QUEUE_ST_OPENED;
stRecord.createTime = time(NULL);
- shmQueueStMap.insert({sockt->key, stRecord});
+ shmQueueStMap->insert({sockt->key, stRecord});
if ((rv = pthread_mutex_unlock(&(sockt->mutex))) != 0)
err_exit(rv, "shm_recvfrom : pthread_mutex_unlock");
@@ -641,8 +651,8 @@
LABEL_POP:
// 妫�鏌ey鏍囪鐨勭姸鎬�
- // auto shmQueueMapIter = shmQueueStMap.find(sockt->key);
- // if(shmQueueMapIter != shmQueueStMap.end()) {
+ // auto shmQueueMapIter = shmQueueStMap->find(sockt->key);
+ // if(shmQueueMapIter != shmQueueStMap->end()) {
// stRecord = shmQueueMapIter->second;
// if(stRecord.status = SHM_QUEUE_ST_CLOSED) {
// // key瀵瑰簲鐨勭姸鎬佹槸鍏抽棴鐨�
--
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