| | |
| | | */ |
| | | int dgram_mod_sub(void * _socket, void *topic, int size, int port){ |
| | | dgram_mod_socket_t * socket = (dgram_mod_socket_t *) _socket; |
| | | return socket->m_socket->sub(topic, size, port); |
| | | return socket->m_socket->sub((char *)topic, size, port); |
| | | } |
| | | // 超时返回。 @sec 秒 , @nsec 纳秒 |
| | | int dgram_mod_sub_timeout(void * _socket, void *topic, int size, int port, int sec, int nsec){ |
| | | dgram_mod_socket_t * socket = (dgram_mod_socket_t *) _socket; |
| | | struct timespec timeout = {sec, nsec}; |
| | | return socket->m_socket->sub_timeout(topic, size, port, &timeout); |
| | | return socket->m_socket->sub_timeout((char *)topic, size, port, &timeout); |
| | | } |
| | | int dgram_mod_sub_nowait(void * _socket, void *topic, int size, int port){ |
| | | dgram_mod_socket_t * socket = (dgram_mod_socket_t *) _socket; |
| | | return socket->m_socket->sub_nowait(topic, size, port); |
| | | return socket->m_socket->sub_nowait((char *)topic, size, port); |
| | | } |
| | | |
| | | |
| | |
| | | */ |
| | | int dgram_mod_desub(void * _socket, void *topic, int size, int port){ |
| | | dgram_mod_socket_t * socket = (dgram_mod_socket_t *) _socket; |
| | | return socket->m_socket->desub(topic, size, port); |
| | | return socket->m_socket->desub((char *)topic, size, port); |
| | | } |
| | | // 超时返回。 @sec 秒 , @nsec 纳秒 |
| | | int dgram_mod_desub_timeout(void * _socket, void *topic, int size, int port, int sec, int nsec){ |
| | | dgram_mod_socket_t * socket = (dgram_mod_socket_t *) _socket; |
| | | struct timespec timeout = {sec, nsec}; |
| | | return socket->m_socket->desub_timeout(topic, size, port, &timeout); |
| | | return socket->m_socket->desub_timeout((char *)topic, size, port, &timeout); |
| | | } |
| | | int dgram_mod_desub_nowait(void * _socket, void *topic, int size, int port){ |
| | | dgram_mod_socket_t * socket = (dgram_mod_socket_t *) _socket; |
| | | return socket->m_socket->desub_nowait(topic, size, port); |
| | | return socket->m_socket->desub_nowait((char *)topic, size, port); |
| | | } |
| | | |
| | | |
| | |
| | | */ |
| | | int dgram_mod_pub(void * _socket, void *topic, int topic_size, void *content, int content_size, int port){ |
| | | dgram_mod_socket_t * socket = (dgram_mod_socket_t *) _socket; |
| | | return socket->m_socket->pub(topic, topic_size, content, content_size, port); |
| | | return socket->m_socket->pub((char *)topic, topic_size, content, content_size, port); |
| | | } |
| | | // 超时返回。 @sec 秒 , @nsec 纳秒 |
| | | int dgram_mod_pub_timeout(void * _socket, void *topic, int topic_size, void *content, int content_size, int port, int sec, int nsec){ |
| | | dgram_mod_socket_t * socket = (dgram_mod_socket_t *) _socket; |
| | | struct timespec timeout = {sec, nsec}; |
| | | return socket->m_socket->pub_timeout(topic, topic_size, content, content_size, port, &timeout); |
| | | return socket->m_socket->pub_timeout((char *)topic, topic_size, content, content_size, port, &timeout); |
| | | } |
| | | int dgram_mod_pub_nowait(void * _socket, void *topic, int topic_size, void *content, int content_size, int port){ |
| | | dgram_mod_socket_t * socket = (dgram_mod_socket_t *) _socket; |
| | | return socket->m_socket->pub_nowait(topic, topic_size, content, content_size, port); |
| | | return socket->m_socket->pub_nowait((char *)topic, topic_size, content, content_size, port); |
| | | } |
| | | |
| | | |
| | |
| | | #include "dmod_socket.h" |
| | | |
| | | |
| | | void DModSocket::foreach_subscripters(std::function<void(SHMKeySet *, SHMKeySet::iterator)> cb) { |
| | | void DModSocket::foreach_subscripters(std::function<void(SHMKeySet *, int)> cb) { |
| | | SHMTopicSubMap *topic_sub_map = mem_pool_attach<SHMTopicSubMap>(BUS_MAP_KEY); |
| | | SHMKeySet *subscripter_set; |
| | | SHMKeySet::iterator set_iter; |
| | |
| | | subscripter_set = map_iter->second; |
| | | if(subscripter_set != NULL) { |
| | | for(set_iter = subscripter_set->begin(); set_iter != subscripter_set->end(); set_iter++) { |
| | | cb(subscripter_set, set_iter); |
| | | cb(subscripter_set, *set_iter); |
| | | } |
| | | } |
| | | } |
| | |
| | | } |
| | | |
| | | size_t DModSocket::remove_subscripters(int keys[], size_t length) { |
| | | size_t count; |
| | | foreach_subscripters([keys, length, &count](SHMKeySet *subscripter_set, SHMKeySet::iterator set_iter){ |
| | | if (include_in_keys(*set_iter, keys, length)) { |
| | | subscripter_set->erase(set_iter); |
| | | count++; |
| | | size_t count = 0; |
| | | int key; |
| | | for(int i = 0; i < length; i++) { |
| | | key = keys[i]; |
| | | SHMTopicSubMap *topic_sub_map = mem_pool_attach<SHMTopicSubMap>(BUS_MAP_KEY); |
| | | SHMKeySet *subscripter_set; |
| | | SHMKeySet::iterator set_iter; |
| | | SHMTopicSubMap::iterator map_iter; |
| | | |
| | | if(topic_sub_map != NULL) { |
| | | for (map_iter = topic_sub_map->begin(); map_iter != topic_sub_map->end(); map_iter++) { |
| | | subscripter_set = map_iter->second; |
| | | if(subscripter_set != NULL && (set_iter = subscripter_set->find(key) ) != subscripter_set->end()) { |
| | | subscripter_set->erase(set_iter); |
| | | // printf("remove_subscripter %s, %d\n", map_iter->first, key); |
| | | count++; |
| | | } |
| | | } |
| | | } |
| | | }); |
| | | } |
| | | return count; |
| | | // foreach_subscripters([keys, length, &count](SHMKeySet *subscripter_set, int key){ |
| | | // printf("foreach===========\n"); |
| | | // if (include_in_keys(key, keys, length)) { |
| | | |
| | | // //subscripter_set->erase(key); |
| | | // printf("remove_subscripter %d\n", key); |
| | | // count++; |
| | | // } |
| | | // }); |
| | | // printf("remove_subscripters count = %d\n", count); |
| | | |
| | | } |
| | | |
| | | |
| | |
| | | * @size 主题长度 |
| | | * @port 总线端口 |
| | | */ |
| | | int DModSocket::sub( void *topic, int size, int port){ |
| | | int DModSocket::sub(char *topic, int size, int port){ |
| | | return _sub_( topic, size, port, NULL, 0); |
| | | } |
| | | // 超时返回。 @sec 秒 , @nsec 纳秒 |
| | | int DModSocket::sub_timeout(void *topic, int size, int port, struct timespec *timeout){ |
| | | int DModSocket::sub_timeout(char *topic, int size, int port, struct timespec *timeout){ |
| | | return _sub_(topic, size, port, timeout, 0); |
| | | } |
| | | int DModSocket::sub_nowait(void *topic, int size, int port) { |
| | | int DModSocket::sub_nowait(char *topic, int size, int port) { |
| | | return _sub_(topic, size, port, NULL, (int)SHM_MSG_NOWAIT); |
| | | } |
| | | |
| | |
| | | * @size 主题长度 |
| | | * @port 总线端口 |
| | | */ |
| | | int DModSocket::desub( void *topic, int size, int port){ |
| | | int DModSocket::desub(char *topic, int size, int port){ |
| | | return _desub_( topic, size, port, NULL, 0); |
| | | } |
| | | // 超时返回。 @sec 秒 , @nsec 纳秒 |
| | | int DModSocket::desub_timeout(void *topic, int size, int port, struct timespec *timeout){ |
| | | int DModSocket::desub_timeout(char *topic, int size, int port, struct timespec *timeout){ |
| | | return _desub_(topic, size, port, timeout, 0); |
| | | } |
| | | int DModSocket::desub_nowait(void *topic, int size, int port) { |
| | | int DModSocket::desub_nowait(char *topic, int size, int port) { |
| | | return _desub_(topic, size, port, NULL, (int)SHM_MSG_NOWAIT); |
| | | } |
| | | |
| | |
| | | * @content 主题内容 |
| | | * @port 总线端口 |
| | | */ |
| | | int DModSocket::pub(void *topic, int topic_size, void *content, int content_size, int port){ |
| | | int DModSocket::pub(char *topic, int topic_size, void *content, int content_size, int port){ |
| | | return _pub_(topic, topic_size, content, content_size, port, NULL, 0); |
| | | } |
| | | // 超时返回。 @sec 秒 , @nsec 纳秒 |
| | | int DModSocket::pub_timeout(void *topic, int topic_size, void *content, int content_size, int port, struct timespec * timeout){ |
| | | int DModSocket::pub_timeout(char *topic, int topic_size, void *content, int content_size, int port, struct timespec * timeout){ |
| | | return _pub_( topic, topic_size, content, content_size, port, timeout, 0); |
| | | } |
| | | int DModSocket::pub_nowait(void *topic, int topic_size, void *content, int content_size, int port){ |
| | | int DModSocket::pub_nowait(char *topic, int topic_size, void *content, int content_size, int port){ |
| | | return _pub_(topic, topic_size, content, content_size, port, NULL, (int)SHM_MSG_NOWAIT); |
| | | } |
| | | |
| | |
| | | /** |
| | | * @port 总线端口 |
| | | */ |
| | | int DModSocket::_sub_( void *topic, int size, int port, |
| | | int DModSocket::_sub_(char *topic, int size, int port, |
| | | struct timespec *timeout, int flags) { |
| | | char buf[8192]; |
| | | int rv; |
| | | snprintf(buf, 8192, "%ssub%s%s%s%s", ACTION_LIDENTIFIER, ACTION_RIDENTIFIER, TOPIC_LIDENTIFIER, (char *)topic, TOPIC_RIDENTIFIER); |
| | | snprintf(buf, 8192, "%ssub%s%s%s%s", ACTION_LIDENTIFIER, ACTION_RIDENTIFIER, TOPIC_LIDENTIFIER, topic, TOPIC_RIDENTIFIER); |
| | | rv = shm_sendto(shm_socket, buf, strlen(buf) + 1, port, timeout, flags); |
| | | if(rv == 0) { |
| | | bus_set->insert(port); |
| | |
| | | /** |
| | | * @port 总线端口 |
| | | */ |
| | | int DModSocket::_desub_( void *topic, int size, int port, |
| | | int DModSocket::_desub_(char *topic, int size, int port, |
| | | struct timespec *timeout, int flags) { |
| | | char buf[8192]; |
| | | snprintf(buf, 8192, "%sdesub%s%s%s%s", ACTION_LIDENTIFIER, ACTION_RIDENTIFIER, TOPIC_LIDENTIFIER, (char *)topic, TOPIC_RIDENTIFIER); |
| | | if(topic == NULL) { |
| | | topic = ""; |
| | | } |
| | | snprintf(buf, 8192, "%sdesub%s%s%s%s", ACTION_LIDENTIFIER, ACTION_RIDENTIFIER, TOPIC_LIDENTIFIER, topic, TOPIC_RIDENTIFIER); |
| | | return shm_sendto(shm_socket, buf, strlen(buf) + 1, port, timeout, flags); |
| | | } |
| | | |
| | | /** |
| | | * @port 总线端口 |
| | | */ |
| | | int DModSocket::_pub_( void *topic, int topic_size, void *content, int content_size, int port, |
| | | int DModSocket::_pub_(char *topic, int topic_size, void *content, int content_size, int port, |
| | | struct timespec *timeout, int flags) { |
| | | int head_len; |
| | | char buf[8192+content_size]; |
| | | snprintf(buf, 8192, "%spub%s%s%s%s", ACTION_LIDENTIFIER, ACTION_RIDENTIFIER, TOPIC_LIDENTIFIER, (char *)topic, TOPIC_RIDENTIFIER); |
| | | snprintf(buf, 8192, "%spub%s%s%s%s", ACTION_LIDENTIFIER, ACTION_RIDENTIFIER, TOPIC_LIDENTIFIER, topic, TOPIC_RIDENTIFIER); |
| | | head_len = strlen(buf); |
| | | memcpy(buf+head_len, content, content_size); |
| | | return shm_sendto(shm_socket, buf, head_len+content_size, port, timeout, flags); |
| | |
| | | |
| | | SHMTopicSubMap::iterator map_iter; |
| | | SHMKeySet::iterator set_iter; |
| | | |
| | | printf("_proxy_sub topic = %s\n", topic); |
| | | if( (map_iter = topic_sub_map->find(topic) ) != topic_sub_map->end()) { |
| | | subscripter_set = map_iter->second; |
| | | } else { |
| | |
| | | |
| | | if( (map_iter = topic_sub_map->find(topic) ) != topic_sub_map->end()) { |
| | | subscripter_set = map_iter->second; |
| | | |
| | | subscripter_set->erase(port); |
| | | printf("============ desub %d\n", port); |
| | | } |
| | | } |
| | | |
| | |
| | | for (auto map_iter = topic_sub_map->begin(); map_iter != topic_sub_map->end(); map_iter++) { |
| | | subscripter_set = map_iter->second; |
| | | subscripter_set->erase(port); |
| | | printf("============ desub %d\n", port); |
| | | } |
| | | } |
| | | |
| | |
| | | const char *topic_delim = ","; |
| | | // printf("run_pubsub_proxy server receive before\n"); |
| | | while(shm_recvfrom(shm_socket, (void **)&buf, &size, &port) == 0) { |
| | | // printf("run_pubsub_proxy server recv after: %s \n", buf); |
| | | //printf("run_pubsub_proxy server recv after: %s \n", buf); |
| | | if(parse_pubsub_topic(buf, size, &action, &topics, &head_len)) { |
| | | // printf("run_pubsub_proxy %s %s \n", action, topics); |
| | | if(strcmp(action, "sub") == 0) { |
| | | // 订阅支持多主题订阅 |
| | | topic = strtok(topics, topic_delim); |
| | | //printf("run_pubsub_proxy topic = %s\n", topic); |
| | | while(topic) { |
| | | _proxy_sub(trim(topic, 0), port); |
| | | topic = strtok(NULL, topic_delim); |
| | | } |
| | | |
| | | } else if(strcmp(action, "desub") == 0) { |
| | | printf("desub topic=%s,%s,%d\n", topics, trim(topics, 0), strcmp(trim(topics, 0), "")); |
| | | if(strcmp(trim(topics, 0), "") == 0) { |
| | | // 取消所有订阅 |
| | | printf("取消所有订阅"); |
| | | printf("====取消所有订阅\n"); |
| | | _proxy_desub_all(port); |
| | | } else { |
| | | |
| | |
| | | |
| | | char *topic = (char *)malloc(topic_len+1); |
| | | strncpy(topic, topic_start_ptr, topic_len); |
| | | *topic = '\0'; |
| | | *(topic+topic_len) = '\0'; |
| | | *_topic = topic; |
| | | |
| | | char *action = (char *)malloc(action_len+1); |
| | | strncpy(action, action_start_ptr, action_len); |
| | | *action = '\0'; |
| | | *(action+action_len) = '\0'; |
| | | *_action = action; |
| | | *head_len = ptr-str; |
| | | |
| | |
| | | void _proxy_pub( char *topic, size_t head_len, void *buf, size_t size, int port); |
| | | void *run_pubsub_proxy(); |
| | | int parse_pubsub_topic(char *str, size_t size, char **_action, char **_topic, size_t *head_len ); |
| | | int _sub_( void *topic, int size, int port, struct timespec *timeout, int flags); |
| | | int _pub_( void *topic, int topic_size, void *content, int content_size, int port, struct timespec *timeout, int flags); |
| | | int _sub_( char *topic, int size, int port, struct timespec *timeout, int flags); |
| | | int _pub_( char *topic, int topic_size, void *content, int content_size, int port, struct timespec *timeout, int flags); |
| | | |
| | | void _proxy_desub( char *topic, int port); |
| | | void _proxy_desub_all(int port); |
| | | int _desub_( void *topic, int size, int port, struct timespec *timeout, int flags); |
| | | int _desub_( char *topic, int size, int port, struct timespec *timeout, int flags); |
| | | |
| | | static void foreach_subscripters(std::function<void(SHMKeySet *, SHMKeySet::iterator)> cb); |
| | | static void foreach_subscripters(std::function<void(SHMKeySet *, int)> cb); |
| | | static bool include_in_keys(int key, int keys[], size_t length); |
| | | static size_t remove_subscripters(int keys[], size_t length) ; |
| | | public: |
| | |
| | | * @size 主题长度 |
| | | * @port 总线端口 |
| | | */ |
| | | int sub(void *topic, int size, int port); |
| | | int sub(char *topic, int size, int port); |
| | | // 超时返回。 @sec 秒 , @nsec 纳秒 |
| | | int sub_timeout(void *topic, int size, int port, struct timespec *timeout); |
| | | int sub_nowait(void *topic, int size, int port); |
| | | int sub_timeout(char *topic, int size, int port, struct timespec *timeout); |
| | | int sub_nowait(char *topic, int size, int port); |
| | | |
| | | |
| | | /** |
| | |
| | | * @size 主题长度 |
| | | * @port 总线端口 |
| | | */ |
| | | int desub( void *topic, int size, int port); |
| | | int desub( char *topic, int size, int port); |
| | | // 超时返回。 @sec 秒 , @nsec 纳秒 |
| | | int desub_timeout(void *topic, int size, int port, struct timespec *timeout); |
| | | int desub_nowait(void *topic, int size, int port) ; |
| | | int desub_timeout(char *topic, int size, int port, struct timespec *timeout); |
| | | int desub_nowait(char *topic, int size, int port) ; |
| | | |
| | | /** |
| | | * 发布主题 |
| | |
| | | * @content 主题内容 |
| | | * @port 总线端口 |
| | | */ |
| | | int pub(void *topic, int topic_size, void *content, int content_size, int port); |
| | | int pub(char *topic, int topic_size, void *content, int content_size, int port); |
| | | // 超时返回。 @sec 秒 , @nsec 纳秒 |
| | | int pub_timeout(void *topic, int topic_size, void *content, int content_size, int port, struct timespec *timeout); |
| | | int pub_nowait(void *topic, int topic_size, void *content, int content_size, int port); |
| | | int pub_timeout(char *topic, int topic_size, void *content, int content_size, int port, struct timespec *timeout); |
| | | int pub_nowait(char *topic, int topic_size, void *content, int content_size, int port); |
| | | |
| | | |
| | | /** |
| | |
| | | #include "usg_typedef.h" |
| | | |
| | | int main() { |
| | | |
| | | char buf[1024]; |
| | | sprintf(buf, "%s\n", (char*)"" ); |
| | | printf(buf); |
| | | int d = strcmp(trim("", 0), ""); |
| | | printf("%d\n", d); |
| | | } |
New file |
| | |
| | | #include "usg_common.h" |
| | | #include "usg_typedef.h" |
| | | #include "dgram_mod_socket.h" |
| | | #include "shm_mm.h" |
| | | #include "mm.h" |
| | | #include <typeinfo> |
| | | #include "lock_free_queue.h" |
| | | |
| | | int main() { |
| | | shm_init(512); |
| | | LockFreeQueue<int> * queue = new LockFreeQueue<int>(16); |
| | | void * tmp = (void *)queue; |
| | | std::cout << typeid(queue).name() << std::endl; |
| | | std::cout << typeid(tmp).name() << std::endl; |
| | | } |
| | |
| | | } |
| | | |
| | | void server(int port, bool restart) { |
| | | signal(SIGINT, sigint_handler); |
| | | server_socket = dgram_mod_open_socket(); |
| | | |
| | | |
| | |
| | | |
| | | void client(int port) { |
| | | void *socket = dgram_mod_open_socket(); |
| | | |
| | | |
| | | pthread_t tid; |
| | | pthread_create(&tid, NULL, run_recv, socket); |
| | | int size; |
| | |
| | | printf("Please input topic!\n"); |
| | | scanf("%s", topic); |
| | | if (dgram_mod_sub(socket, topic, strlen(topic), port) == 0) { |
| | | printf("Sub success!\n"); |
| | | printf("%d Sub success!\n", dgram_mod_get_port(socket)); |
| | | } else { |
| | | printf("Sub failture!\n"); |
| | | exit(0); |
| | |
| | | printf("Please input topic!\n"); |
| | | scanf("%s", topic); |
| | | if (dgram_mod_desub(socket, topic, strlen(topic), port) == 0) { |
| | | printf("Desub success!\n"); |
| | | printf("%d Desub success!\n", dgram_mod_get_port(socket)); |
| | | } else { |
| | | printf("Desub failture!\n"); |
| | | exit(0); |
| | | } |
| | | |
| | | } |
| | | else if(strcmp(action, "pub") == 0) { |
| | | } else if(strcmp(action, "pub") == 0) { |
| | | // printf("%s %s %s\n", action, topic, content); |
| | | printf("Please input topic and content\n"); |
| | | scanf("%s %s", topic, content); |
| | | if(dgram_mod_pub(socket, topic, strlen(topic)+1, content, strlen(content)+1, port) == 0){ |
| | | printf("Pub success!\n"); |
| | | printf("%d Pub success!\n", dgram_mod_get_port(socket)); |
| | | } else { |
| | | printf("Pub failture!\n"); |
| | | } |
| | | |
| | | } else if(strcmp(action, "quit") == 0) { |
| | | printf("(%d) quit\n", dgram_mod_get_port(socket)); |
| | | dgram_mod_close_socket(socket); |
| | | break; |
| | | } else { |
| | | printf("error input argument\n"); |
| | |
| | | } |
| | | |
| | | } |
| | | printf("(%d) quit\n", dgram_mod_get_port(socket)); |
| | | dgram_mod_close_socket(socket); |
| | | |
| | | } |
| | | |
| | | |
| | |
| | | shm_init(512); |
| | | int port; |
| | | if (argc < 3) { |
| | | fprintf(stderr, "Usage: %s %s|%s <PORT> ...\n", argv[0], "server", "client"); |
| | | fprintf(stderr, "Usage: %s %s|%s|rmkey <PORT> ...\n", argv[0], "server", "client"); |
| | | return 1; |
| | | } |
| | | |
| | |
| | | server(port, false); |
| | | } |
| | | |
| | | } else if (strcmp("client", argv[1]) == 0) { |
| | | client(port); |
| | | } else if(strcmp("rmkey", argv[1]) == 0) { |
| | | for(int i = 2; i < argc; i++) { |
| | | port = atoi(argv[i]); |
| | | dgram_mod_remove_key(port); |
| | | // printf("%d\n", port); |
| | | } |
| | | } |
| | | |
| | | if (strcmp("client", argv[1]) == 0) |
| | | client(port); |
| | | |
| | | |
| | | return 0; |