From 73689afc09ce346f9eb00e02faf7f242e55dc7ee Mon Sep 17 00:00:00 2001
From: fujuntang <fujuntang@smartai.com>
Date: 星期四, 09 十二月 2021 19:33:00 +0800
Subject: [PATCH] Add the sync to fix the resource clear issue.

---
 src/socket/bus_server_socket.cpp |  172 +++++++++++++++++++++++++++++++++++++-------------------
 1 files changed, 113 insertions(+), 59 deletions(-)

diff --git a/src/socket/bus_server_socket.cpp b/src/socket/bus_server_socket.cpp
index beb7148..fc53b0b 100644
--- a/src/socket/bus_server_socket.cpp
+++ b/src/socket/bus_server_socket.cpp
@@ -2,9 +2,11 @@
 #include "bus_server_socket.h"
 #include "shm_mod_socket.h"
 #include "shm_socket.h"
+#include "msg_mgr.h"
 #include "bus_error.h"
 
 static Logger *logger = LoggerFactory::getLogger();
+static pthread_mutex_t gMutex;
 
 list gLinkedList;
 void BusServerSocket::foreach_subscripters(std::function<void(SHMKeySet *, int)>  cb) {
@@ -83,11 +85,13 @@
 int  BusServerSocket::start(){
   int rv;
 
-	topic_sub_map =	shm_mm_attach<SHMTopicSubMap>(SHM_BUS_MAP_KEY);
- 
-	rv = _run_proxy_();
+  topic_sub_map =	shm_mm_attach<SHMTopicSubMap>(SHM_BUS_MAP_KEY);
 
-	return rv;
+  pthread_mutex_init(&gMutex, NULL);
+
+  rv = _run_proxy_();
+
+  return rv;
 }
 
 
@@ -200,7 +204,7 @@
 	int rv;
 	struct timespec timeout = {1,0};
 
-	if( (map_iter = topic_sub_map->find(topic) ) != topic_sub_map->end()) {
+    if( (map_iter = topic_sub_map->find(topic) ) != topic_sub_map->end()) {
 
 		subscripter_set = map_iter->second;
 		for(set_iter = subscripter_set->begin(); set_iter != subscripter_set->end(); ++set_iter) {
@@ -303,7 +307,7 @@
   LinkNode *pNew = NULL;
   LinkNode *pCur = NULL;
  
-  pNew = new(LinkNode);
+  pNew = (LinkNode *)malloc(sizeof(LinkNode));
   pNew->data = aData;
   pNew->data_fix = bData;
   pNew->count = 0;
@@ -340,7 +344,7 @@
     
     head = pCur->next;
     
-    delete(pCur);
+    free(pCur);
     
     pCur = head;
     
@@ -353,7 +357,7 @@
       pCur->next = pNext->next;
       pCur = pNext->next;
 
-      delete(pNext);
+      free(pNext);
     } else {
     
       pCur = pNext;
@@ -462,6 +466,7 @@
 
 void BusServerSocket::_proxy_reg(const char *topic, size_t topic_size, const char *buf, size_t buf_size, int key, int flag)
 {
+  char data_buf[MAX_STR_LEN] = { 0x00 };
   char buf_temp[MAX_STR_LEN * MAX_TOPICS_NUN] = { 0x00 };
   int count = 0;
   int i = 0;
@@ -514,9 +519,11 @@
     ProcDataZone *procQuePart = shm_mm_attach<ProcDataZone>(SHM_QUEUE_ST_SET);
     ProcPartZone *procPart = shm_mm_attach<ProcPartZone>(SHM_BUS_PROC_PART_MAP_KEY);
     if (flag == PROC_REG) {
+      pthread_mutex_lock(&gMutex);
       if ((proc_iter = proc->find(key)) == proc->end()) {
         proc->insert({key, Data_stru});
       }
+      pthread_mutex_unlock(&gMutex);
 
       if ((proc_part_iter = procPart->find(key)) == procPart->end()) {
         procPart->insert({key, Data_stru.proc_id});
@@ -535,16 +542,20 @@
         SvrSub_ele->erase(key);
       }
 
+      pthread_mutex_lock(&gMutex);
       if ((proc_iter = proc->find(key)) != proc->end()) {
 
         data1 = atoi((proc_iter->second).int_info);
         data2 = atoi((proc_iter->second).svr_info);
-        BusServerSocket::_data_remove(data1, data2);
+        BusServerSocket::_data_remove(data1);
+        BusServerSocket::_data_remove(data2);
+        BusServerSocket::_data_remove(key);
         len = (sizeof(buf_temp) - 1) > strlen((proc_iter->second).proc_id) ? strlen((proc_iter->second).proc_id) : (sizeof(buf_temp) - 1);
         strncpy(buf_temp, (proc_iter->second).proc_id, len);
-        proc->erase(proc_iter);
+        proc->erase(key);
 
       }
+      pthread_mutex_unlock(&gMutex);
 
       if ((proc_part_iter = procPart->find(key)) != procPart->end()) {
 
@@ -556,7 +567,13 @@
         procQuePart->erase(buf_temp);
       }
 
+      pthread_mutex_lock(&gMutex);
+      BusServerSocket::buf_data_remove(key);
+      pthread_mutex_unlock(&gMutex);
+
+      find_mm_data(key);
     }
+
   } else if (flag == PROC_REG_TCS) {
     ProcTcsMap *proc = shm_mm_attach<ProcTcsMap>(SHM_BUS_PROC_TCS_MAP_KEY);
     SvrTcs *SvrData = shm_mm_attach<SvrTcs>(SHM_BUS_TCS_MAP_KEY);
@@ -573,6 +590,7 @@
     strncpy(buf_temp, topic, topic_size > (sizeof(buf_temp) - 1) ? (sizeof(buf_temp) - 1) : topic_size); 
     data_ptr = strtok(const_cast<char *>(buf_temp), STR_MAGIC);
     while(data_ptr) {
+      data_ptr = trim(data_ptr, 0);
       TcsSub_ele->insert(data_ptr);
       if ((svr_tcs_iter = SvrData->find(data_ptr)) != SvrData->end()) {
         SvrSub_ele = svr_tcs_iter->second;
@@ -602,6 +620,7 @@
     strncpy(buf_temp, topic, topic_size > (sizeof(buf_temp) - 1) ? (sizeof(buf_temp) - 1) : topic_size);
     data_ptr = strtok(const_cast<char *>(buf_temp), STR_MAGIC);
     while(data_ptr) {
+      data_ptr = trim(data_ptr, 0);
       ret = Qurey_object(data_ptr, &len);
       if (ret != NULL) {
     
@@ -687,7 +706,7 @@
     ProcZone *proc = shm_mm_attach<ProcZone>(SHM_BUS_PROC_MAP_KEY);
 
     strncpy(buf_temp, topic, topic_size > (sizeof(buf_temp) - 1) ? (sizeof(buf_temp) - 1) : topic_size);
-    if ((svr_tcs_iter = SvrData->find(buf_temp)) != SvrData->end()) {
+    if ((svr_tcs_iter = SvrData->find(trim(buf_temp, 0))) != SvrData->end()) {
       SvrSub_ele = svr_tcs_iter->second;
     
       for(svr_proc_iter = SvrSub_ele->begin(); svr_proc_iter != SvrSub_ele->end(); ++svr_proc_iter) { 
@@ -702,11 +721,11 @@
       count = 0;
     }
 
-    memset(buf_temp, 0x00, sizeof(buf_temp));
-    sprintf(buf_temp, "%d", count);
-    shm_sendto(shm_socket, buf_temp, strlen(buf_temp), key, &timeout, BUS_TIMEOUT_FLAG);
+    memset(data_buf, 0x00, sizeof(data_buf));
+    sprintf(data_buf, "%d", count);
+    shm_sendto(shm_socket, data_buf, strlen(data_buf), key, &timeout, BUS_TIMEOUT_FLAG);
 
-  } else {
+  } else if (flag == PROC_QUE_ATCS) {
 
     int val;
     int temp = 0;
@@ -850,6 +869,17 @@
     shm_sendto(shm_socket, last_buf, temp + sizeof(int), key, &timeout, BUS_TIMEOUT_FLAG);
 
     free(last_buf);
+  } else {
+
+    char *ptr = NULL;
+    strncpy(buf_temp, topic, topic_size > (sizeof(buf_temp) - 1) ? (sizeof(buf_temp) - 1) : topic_size);
+
+    data1 = atoi(buf_temp);
+    ptr = strstr(buf_temp, STR_MAGIC);
+    if (ptr != NULL) {
+      data2 = atoi(ptr + 1);
+    }
+    BusServerSocket::buf_data_set(data1, data2); 
   }
 }
 
@@ -858,9 +888,12 @@
   ProcZone::iterator proc_iter;
   ProcZone *proc = shm_mm_attach<ProcZone>(SHM_BUS_PROC_MAP_KEY);
 
+  pthread_mutex_lock(&gMutex);
   if ((proc_iter = proc->find(val)) != proc->end()) {
+    pthread_mutex_unlock(&gMutex);
     return true;
   }
+  pthread_mutex_unlock(&gMutex);
   
   return false;
   
@@ -885,17 +918,17 @@
 	int key;
   int flag;
   char buf_temp[MAX_STR_LEN] = { 0x00 };
-	char * action, *topic, *topics, *buf, *content;
+	char *action, *topic, *topics, *buf, *content;
 	size_t head_len;
 	bus_head_t head;
     int val;
     ProcDataZone::iterator proc_que_iter;
     ProcDataZone *procQuePart = shm_mm_attach<ProcDataZone>(SHM_QUEUE_ST_SET);
 
-  int rv;
-  char send_buf[512] = { 0x00 };
+    int rv;
+    char send_buf[512] = { 0x00 };
 
-  const char *topic_delim = ",";
+    const char *topic_delim = ",";
 	while((rv = shm_recvfrom(shm_socket, (void **)&buf, &size, &key)) == 0) {
 		head = ShmModSocket::decode_bus_head(buf);
 		topics = buf + BUS_HEAD_SIZE;
@@ -932,7 +965,8 @@
 		} 
     else if ((strcmp(action, "reg") == 0) || (strcmp(action, "unreg") == 0) \
             || (strcmp(action, "tcsreg") == 0) || (strcmp(action, "tcsque") == 0) \
-            || (strcmp(action, "stcsque") == 0) || (strcmp(action, "atcsque") == 0)) {
+            || (strcmp(action, "stcsque") == 0) || (strcmp(action, "atcsque") == 0) \
+            || (strcmp(action, "bufreg") == 0)) {
       content = topics + head.topic_size;
       if (strcmp(action, "reg") == 0) {
         
@@ -954,15 +988,19 @@
         
         flag = PROC_QUE_STCS; 
 
-      } else {
+      } else if (strcmp(action, "atcsque") == 0) {
         
         flag = PROC_QUE_ATCS;
+
+      } else {
+        
+        flag = PROC_REG_BUF;
 
       }
         
       if (flag == PROC_REG) {
         memcpy(buf_temp, content, strlen(content) + 1);
-
+        
         if ((proc_que_iter = procQuePart->find(buf_temp)) != procQuePart->end()) {
 
           val = proc_que_iter->second;
@@ -973,39 +1011,30 @@
       _proxy_reg(topics, head.topic_size, content, head.content_size, key, flag);
 
     }
-		else if (strncmp(buf, "request", strlen("request")) == 0) {
-      sprintf(send_buf, "%4d", key);
-      strncpy(send_buf + 4, buf, (sizeof(send_buf) - 4) >= (strlen(buf) + 1) ? strlen(buf) : (sizeof(send_buf) - 4));
-      
-      rv = shm_sendto(shm_socket, send_buf, strlen(send_buf) + 1, key);
-      if(rv != 0) {
-        logger->error( "BusServerSocket::_run_proxy_ : requst answer fail!\n");
-      }
-    }
     else if(strcmp(action, "stop") == 0) {
-			free(buf);
-			break;
-		} else {
-			logger->error( "BusServerSocket::_run_proxy_ : unrecognized action %s", action);
-		}
-		free(buf);
-	}
+      free(buf);
+      break;
+    } else {
+      logger->error( "BusServerSocket::_run_proxy_ : unrecognized action %s", action);
+    }
+    free(buf);
+  }
 
 
-	return rv;
+  return rv;
 }
 
-void BusServerSocket::_data_remove(int val1, int val2) {
+void BusServerSocket::_data_remove(int val) {
 
   int i;
   LockFreeQueue<shm_packet_t> *queue = NULL;
   hashtable_t *hashtable = mm_get_hashtable();
 
-  void *data_ptr1 = hashtable_get(hashtable, val1);
-  void *data_ptr2 = hashtable_get(hashtable, val2);
-  if (data_ptr1 != NULL) {
-    if (data_ptr1 != (void *)1) {
-      queue = (LockFreeQueue<shm_packet_t> *)data_ptr1;
+  void *data_ptr = hashtable_get(hashtable, val);
+
+  if (data_ptr != NULL) {
+    if (data_ptr != (void *)1) {
+      queue = (LockFreeQueue<shm_packet_t> *)data_ptr;
       queue->close();
       for (i = 0; i < queue->size(); i++) {
         mm_free((*queue)[i].buf);
@@ -1013,21 +1042,46 @@
       sleep(1);
     }
 
-    hashtable_remove(hashtable, val1);
-  }
-
-  if (data_ptr2 != NULL) {
-    if (data_ptr2 != (void *)1) {
-      queue = (LockFreeQueue<shm_packet_t> *)data_ptr2;
-      queue->close();
-      for (i = 0; i < queue->size(); i++) {
-        mm_free((*queue)[i].buf);
-      }
-      sleep(1);
-    }
-
-    hashtable_remove(hashtable, val2);
+    hashtable_remove(hashtable, val);
   }
 
 }
 
+void BusServerSocket::buf_data_set(int data, int val) {
+  recvbuf_val *val_buf;
+  recvbuf_data::iterator data_iter;
+  recvbuf_val::iterator val_iter;
+
+  if ((data_iter = recvBuf_data.find(data)) != recvBuf_data.end()) {
+    val_buf = data_iter->second;
+  } else {
+    void *set_ptr = mm_malloc(sizeof(recvbuf_val));
+
+    val_buf = new(set_ptr) recvbuf_val;
+    recvBuf_data.insert({data, val_buf}); 
+  }
+
+  val_buf->insert(val);
+}
+
+void BusServerSocket::buf_data_remove(int data) {
+
+  int val;
+  recvbuf_val *val_buf;
+  recvbuf_data::iterator data_iter;
+  recvbuf_val::iterator val_iter;
+
+  if ((data_iter = recvBuf_data.find(data)) != recvBuf_data.end()) {
+    
+    val_buf = data_iter->second;
+    for(val_iter = val_buf->begin(); val_iter != val_buf->end(); ++val_iter) {
+      val = *val_iter;
+
+      BusServerSocket::_data_remove(val);
+    }
+
+    recvBuf_data.erase(data);
+  }
+}
+
+

--
Gitblit v1.8.0