src/net/net_mod_socket.cpp | ●●●●● 补丁 | 查看 | 原始文档 | blame | 历史 | |
src/pread_write_lock.h | ●●●●● 补丁 | 查看 | 原始文档 | blame | 历史 | |
src/queue/lock_free_queue.h | ●●●●● 补丁 | 查看 | 原始文档 | blame | 历史 | |
src/shm/shm_mm_wrapper.cpp | ●●●●● 补丁 | 查看 | 原始文档 | blame | 历史 | |
src/socket/bus_server_socket.cpp | ●●●●● 补丁 | 查看 | 原始文档 | blame | 历史 | |
src/socket/shm_mod_socket.cpp | ●●●●● 补丁 | 查看 | 原始文档 | blame | 历史 | |
src/socket/shm_socket.cpp | ●●●●● 补丁 | 查看 | 原始文档 | blame | 历史 | |
src/socket/shm_socket.h | ●●●●● 补丁 | 查看 | 原始文档 | blame | 历史 | |
src/sv_read_write_lock.h | ●●●●● 补丁 | 查看 | 原始文档 | blame | 历史 |
src/net/net_mod_socket.cpp
@@ -44,7 +44,7 @@ // delete gpool; // s = pthread_mutex_destroy(&sendMutex); if(s != 0) { err_exit(s, "shm_close_socket"); err_exit(s, "shm_socket_close"); } } src/pread_write_lock.h
File was renamed from src/read_write_lock.h @@ -1,9 +1,9 @@ #ifndef _CLOSE_LOCK_H_ #define _CLOSE_LOCK_H_ #ifndef _PREAD_WRITE_LOCK_H_ #define _PREAD_WRITE_LOCK_H_ #include "usg_common.h" #include "psem.h" class ReadWriteLock { class PReadWriteLock { private: unsigned int readCount = 0; sem_t countMutex; @@ -11,13 +11,17 @@ public: ReadWriteLock() { PReadWriteLock() { if (sem_init(&countMutex, 1, 1) == -1) err_exit(errno, "PReadWriteLock sem_init"); if (sem_init(&writeMutex, 1, 1) == -1) err_exit(errno, "PReadWriteLock sem_init"); } void lockRead() { //readCount是共享变量,所以需要实现一个锁来控制读写 //synchronized(ReadWriteLock.class){} //synchronized(PReadWriteLock.class){} psem_wait(&countMutex); //只有是第一个读者,才将写锁加锁。其他的读者都是进行下一步 if(readCount == 0){ src/queue/lock_free_queue.h
@@ -13,7 +13,7 @@ #include "psem.h" #include "bus_error.h" #include "bus_def.h" #include "read_write_lock.h" // default Queue size #define LOCK_FREE_Q_DEFAULT_SIZE 16 @@ -83,9 +83,10 @@ sem_t slots; sem_t items; time_t createTime; public: sem_t mutex; // sem_t mutex; LockFreeQueue(size_t qsize = LOCK_FREE_Q_DEFAULT_SIZE); @@ -95,7 +96,7 @@ /// template ~LockFreeQueue(); std::atomic_uint reference; // std::atomic_uint reference; /// @brief constructor of the class @@ -118,6 +119,10 @@ inline bool empty(); inline ELEM_T &operator[](unsigned i); time_t getCreateTime() { return createTime; } /// @brief push an element at the tail of the queue /// @param the element to insert in the queue @@ -153,15 +158,14 @@ typename ELEM_T, typename Allocator, template<typename T, typename AT> class Q_TYPE> LockFreeQueue<ELEM_T, Allocator, Q_TYPE>::LockFreeQueue(size_t qsize): reference(0), m_qImpl(qsize) { LockFreeQueue<ELEM_T, Allocator, Q_TYPE>::LockFreeQueue(size_t qsize): m_qImpl(qsize) { // std::cout << "LockFreeQueue init reference=" << reference << std::endl; if (sem_init(&slots, 1, qsize) == -1) err_exit(errno, "LockFreeQueue sem_init"); if (sem_init(&items, 1, 0) == -1) err_exit(errno, "LockFreeQueue sem_init"); if (sem_init(&mutex, 1, 1) == -1) err_exit(errno, "LockFreeQueue sem_init"); createTime = time(NULL); } @@ -178,9 +182,9 @@ if (sem_destroy(&items) == -1) { err_exit(errno, "LockFreeQueue sem_destroy"); } if (sem_destroy(&mutex) == -1) { err_exit(errno, "LockFreeQueue sem_destroy"); } // if (sem_destroy(&mutex) == -1) { // err_exit(errno, "LockFreeQueue sem_destroy"); // } } template< src/shm/shm_mm_wrapper.cpp
@@ -4,6 +4,7 @@ #include "lock_free_queue.h" #include "shm_socket.h" #define BUFFER_TIME 10 void shm_mm_wrapper_init(int size) { mem_pool_init(size); } @@ -16,8 +17,6 @@ return mm_alloc_key(); } //删除包含在keys内的queue int shm_mm_wrapper_remove_keys(int keys[], int length) { hashtable_t *hashtable = mm_get_hashtable(); @@ -29,9 +28,12 @@ if(mqueue == NULL) { continue; } if(difftime(time(NULL), mqueue->getCreateTime()) > BUFFER_TIME ) { delete mqueue; hashtable_remove(hashtable, keys[i]); count++; } } return count; } @@ -57,11 +59,13 @@ if (!found && *keyItr > 100) { // 销毁共享内存的queue mqueue = (LockFreeQueue<shm_packet_t> *)hashtable_get(hashtable, *keyItr); if(difftime(time(NULL), mqueue->getCreateTime()) > BUFFER_TIME ) { delete mqueue; hashtable_remove(hashtable, *keyItr); count++; } } } delete keyset; return count; src/socket/bus_server_socket.cpp
@@ -52,7 +52,7 @@ BusServerSocket::BusServerSocket() { logger->debug("BusServerSocket Init"); shm_socket = shm_open_socket(SHM_SOCKET_DGRAM); shm_socket = shm_socket_open(SHM_SOCKET_DGRAM); topic_sub_map = NULL; } @@ -126,7 +126,7 @@ topic_sub_map->clear(); mem_pool_free_by_key(SHM_BUS_MAP_KEY); } shm_close_socket(shm_socket); shm_socket_close(shm_socket); logger->debug("BusServerSocket destory 3"); return 0; } src/socket/shm_mod_socket.cpp
@@ -14,7 +14,7 @@ // } ShmModSocket::ShmModSocket() { shm_socket = shm_open_socket(SHM_SOCKET_DGRAM); shm_socket = shm_socket_open(SHM_SOCKET_DGRAM); bus_set = new std::set<int>; } @@ -28,7 +28,7 @@ delete bus_set; } shm_close_socket(shm_socket); shm_socket_close(shm_socket); } int ShmModSocket::stop() { src/socket/shm_socket.cpp
@@ -75,57 +75,57 @@ } //删除包含在keys内的queue size_t shm_socket_remove_keys(int keys[], size_t length) { hashtable_t *hashtable = mm_get_hashtable(); LockFreeQueue<shm_packet_t> *mqueue; size_t count = 0; for(int i = 0; i< length; i++) { // 销毁共享内存的queue mqueue = (LockFreeQueue<shm_packet_t> *)hashtable_get(hashtable, keys[i]); delete mqueue; hashtable_remove(hashtable, keys[i]); count++; } return count; } // size_t shm_socket_remove_keys(int keys[], size_t length) { // hashtable_t *hashtable = mm_get_hashtable(); // LockFreeQueue<shm_packet_t> *mqueue; // size_t count = 0; // for(int i = 0; i< length; i++) { // // 销毁共享内存的queue // mqueue = (LockFreeQueue<shm_packet_t> *)hashtable_get(hashtable, keys[i]); // delete mqueue; // hashtable_remove(hashtable, keys[i]); // count++; // } // return count; // } // 删除不在keys内的queue size_t shm_socket_remove_keys_exclude(int keys[], size_t length) { hashtable_t *hashtable = mm_get_hashtable(); std::set<int> *keyset = hashtable_keyset(hashtable); std::set<int>::iterator keyItr; LockFreeQueue<shm_packet_t> *mqueue; bool found; size_t count = 0; for (keyItr = keyset->begin(); keyItr != keyset->end(); keyItr++) { found = false; for (size_t i = 0; i < length; i++) { if (*keyItr == keys[i]) { found = true; break; } } // 100内的是bus内部自己用的 if (!found && *keyItr > 100) { // 销毁共享内存的queue mqueue = (LockFreeQueue<shm_packet_t> *)hashtable_get(hashtable, *keyItr); delete mqueue; hashtable_remove(hashtable, *keyItr); count++; } } delete keyset; return count; } // // 删除不在keys内的queue // size_t shm_socket_remove_keys_exclude(int keys[], size_t length) { // hashtable_t *hashtable = mm_get_hashtable(); // std::set<int> *keyset = hashtable_keyset(hashtable); // std::set<int>::iterator keyItr; // LockFreeQueue<shm_packet_t> *mqueue; // bool found; // size_t count = 0; // for (keyItr = keyset->begin(); keyItr != keyset->end(); keyItr++) { // found = false; // for (size_t i = 0; i < length; i++) { // if (*keyItr == keys[i]) { // found = true; // break; // } // } // // 100内的是bus内部自己用的 // if (!found && *keyItr > 100) { // // 销毁共享内存的queue // mqueue = (LockFreeQueue<shm_packet_t> *)hashtable_get(hashtable, *keyItr); // delete mqueue; // hashtable_remove(hashtable, *keyItr); // count++; // } // } // delete keyset; // return count; // } shm_socket_t *shm_open_socket(shm_socket_type_t socket_type) { shm_socket_t *shm_socket_open(shm_socket_type_t socket_type) { int s, type; pthread_mutexattr_t mtxAttr; logger->debug("shm_open_socket\n"); logger->debug("shm_socket_open\n"); // shm_socket_t *socket = (shm_socket_t *)calloc(1, sizeof(shm_socket_t)); shm_socket_t *sockt = new shm_socket_t; sockt->socket_type = socket_type; @@ -151,10 +151,14 @@ return sockt; } int shm_close_socket(shm_socket_t *sockt) { int shm_socket_close(shm_socket_t *sockt) { } int _shm_socket_close_(shm_socket_t *sockt) { int rv; logger->debug("shm_close_socket\n"); logger->debug("shm_socket_close\n"); if(sockt->queue != NULL) { delete sockt->queue; sockt->queue = NULL; @@ -162,7 +166,7 @@ rv = pthread_mutex_destroy(&(sockt->mutex) ); if(rv != 0) { err_exit(rv, "shm_close_socket"); err_exit(rv, "shm_socket_close"); } free(sockt); @@ -320,7 +324,7 @@ return; logger->debug("%d destroy tmp socket\n", pthread_self()); shm_close_socket((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"); @@ -453,7 +457,7 @@ { /* If first call from this thread, allocate buffer for thread, and save its location */ logger->debug("%ld create tmp socket\n", (long)pthread_self() ); tmp_socket = shm_open_socket(SHM_SOCKET_DGRAM); tmp_socket = shm_socket_open(SHM_SOCKET_DGRAM); rv = pthread_setspecific(_perthread_socket_key_, tmp_socket); if ( rv != 0) { @@ -461,36 +465,6 @@ exit(1); } } // int rv; // int tryn = 0; // int recv_key; // rv = shm_sendto(tmp_socket, send_buf, send_size, send_key, timeout, flags); // if (() == 0) { // while(tryn < 3) { // tryn++; // rv = shm_recvfrom(tmp_socket, recv_buf, recv_size, &recv_key, timeout, flags); // if(rv != 0) { // logger->error("_shm_sendandrecv_thread_local : %s\n", bus_strerror(rv)); // return rv; // } // // 超时导致接发送对象,与返回对象不对应的情况 // if(send_key != recv_key) { // logger->debug("======%d use tmp_socket %d, send to %d, receive from %d\n", shm_socket_get_key(sockt), shm_socket_get_key(tmp_socket), send_key, recv_key); // // logger->error( "_shm_sendandrecv_alloc_new: send key expect to equal to recv key! send key =%d , recv key=%d", send_key, recv_key); // // exit(1); // continue; // // return EBUS_RECVFROM_WRONG_END; // } // return 0; // } // return EBUS_RECVFROM_WRONG_END; // } sendpak.key = tmp_socket->key; @@ -569,7 +543,7 @@ shm_socket_t *tmp_socket; tmp_socket = shm_open_socket(SHM_SOCKET_DGRAM); tmp_socket = shm_socket_open(SHM_SOCKET_DGRAM); if ((rv = shm_sendto(tmp_socket, send_buf, send_size, send_key, timeout, flags)) == 0) { rv = shm_recvfrom(tmp_socket, recv_buf, recv_size, &recv_key, timeout, flags); @@ -595,7 +569,7 @@ return EBUS_RECVFROM_WRONG_END; } shm_close_socket(tmp_socket); shm_socket_close(tmp_socket); return rv; } src/socket/shm_socket.h
@@ -48,10 +48,10 @@ size_t shm_socket_remove_keys(int keys[], size_t length); size_t shm_socket_remove_keys_exclude(int keys[], size_t length); shm_socket_t *shm_open_socket(shm_socket_type_t socket_type); shm_socket_t *shm_socket_open(shm_socket_type_t socket_type); int shm_close_socket(shm_socket_t * socket) ; int shm_socket_close(shm_socket_t * socket) ; int shm_socket_stop(shm_socket_t *sockt); src/sv_read_write_lock.h
@@ -1,5 +1,5 @@ #ifndef _CLOSE_LOCK_H_ #define _CLOSE_LOCK_H_ #ifndef _SV_READ_WRITE_LOCK_H_ #define _SV_READ_WRITE_LOCK_H_ #include "usg_common.h" #include "svsem.h"