| | |
| | | |
| | | }; |
| | | |
| | | enum shm_socket_error_type_t { |
| | | SHM_SOCKET_CONN_FAILED = 1, |
| | | SHM_SOCKET_TIMEOUT = 2 |
| | | }; |
| | | |
| | | enum shm_connection_status_t { |
| | | SHM_CONN_CLOSED=1, |
| | | SHM_CONN_LISTEN=2, |
| | |
| | | } shm_msg_t; |
| | | |
| | | |
| | | |
| | | |
| | | typedef struct shm_socket_t { |
| | | shm_socket_type_t socket_type; |
| | | // 本地port |
| | |
| | | return -1; |
| | | } |
| | | |
| | | SHMQueue<shm_msg_t> *remoteQueue; |
| | | if ((remoteQueue = _attach_remote_queue(port)) == NULL) { |
| | | err_msg(0, "shm_sendto failed, the other end has been closed, or has not been opened!"); |
| | | return SHM_SOCKET_CONN_FAILED; |
| | | } |
| | | |
| | | shm_msg_t dest; |
| | | dest.type = SHM_COMMON_MSG; |
| | | dest.port = socket->port; |
| | |
| | | dest.buf = mm_malloc(size); |
| | | memcpy(dest.buf, buf, size); |
| | | |
| | | SHMQueue<shm_msg_t> *remoteQueue; |
| | | if ((remoteQueue = _attach_remote_queue(port)) == NULL) { |
| | | err_msg(0, "shm_sendto failed, the other end has been closed, or has not been opened!"); |
| | | return -1; |
| | | } |
| | | // printf("shm_sendto push before\n"); |
| | | bool rv; |
| | | if(flags & SHM_MSG_NOWAIT != 0) { |
| | |
| | | return 0; |
| | | } else { |
| | | delete remoteQueue; |
| | | mm_free(dest.buf); |
| | | err_msg(errno, "sendto port %d failed!", port); |
| | | return -1; |
| | | } |
| | |
| | | |
| | | while (semop(semId, &sops, 1) == -1) |
| | | if (errno != EINTR) { |
| | | // err_msg(errno, "SemUtil::dec"); |
| | | err_msg(errno, "SemUtil::dec"); |
| | | return -1; |
| | | } |
| | | |
| | |
| | | |
| | | while (semop(semId, &sops, 1) == -1) |
| | | if (errno != EINTR) { |
| | | // err_msg(errno, "SemUtil::dec_nowait"); |
| | | err_msg(errno, "SemUtil::dec_nowait"); |
| | | return -1; |
| | | } |
| | | |
| | |
| | | } |
| | | |
| | | if (strcmp("client", argv[1]) == 0) |
| | | startClients(port); |
| | | client(port); |
| | | |
| | | |
| | | return 0; |
| | |
| | | #include "shm_mm.h" |
| | | #include "usg_common.h" |
| | | |
| | | |
| | | typedef struct Targ { |
| | | int port; |
| | | int id; |
| | | |
| | | }Targ; |
| | | |
| | | void sigint_handler(int sig) { |
| | | //dgram_mod_close_socket(server_socket); |
| | | printf("===Catch sigint======================\n"); |
| | | shm_destroy(); |
| | | exit(0); |
| | | } |
| | | |
| | | void server(int port) { |
| | | void *socket = dgram_mod_open_socket(); |
| | | dgram_mod_bind(socket, port); |
| | |
| | | char sendbuf[512]; |
| | | int rv; |
| | | int remote_port; |
| | | while ( (rv = dgram_mod_recvfrom(socket, &recvbuf, &size, &remote_port) ) == 0) { |
| | | while (true) { |
| | | if ((rv = dgram_mod_recvfrom_timeout(socket, &recvbuf, &size, &remote_port, 5, 0) ) == 0) { |
| | | printf( "RECEIVED HREARTBEAT FROM %d: %s\n", remote_port, recvbuf); |
| | | free(recvbuf); |
| | | } |
| | | |
| | | } |
| | | dgram_mod_close_socket(socket); |
| | | } |
| | |
| | | sprintf(sendbuf, "%d", i); |
| | | printf("SEND HEART:%s\n", sendbuf); |
| | | dgram_mod_sendto(socket, sendbuf, strlen(sendbuf) + 1, port); |
| | | sleep(1); |
| | | // sleep(1); |
| | | i++; |
| | | } |
| | | dgram_mod_close_socket(socket); |
| | | } |
| | | |
| | | |
| | | void *runclient(void *arg) { |
| | | signal(SIGINT, sigint_handler); |
| | | Targ *targ = (Targ *)arg; |
| | | int port = targ->port; |
| | | void *socket = dgram_mod_open_socket(); |
| | | int size; |
| | | char sendbuf[512]; |
| | | long scale = 10; |
| | | long i = 0; |
| | | while (i < scale) { |
| | | sprintf(sendbuf, "%d", i); |
| | | printf("%d SEND HEART:%s\n", targ->id, sendbuf); |
| | | dgram_mod_sendto(socket, sendbuf, strlen(sendbuf) + 1, port); |
| | | // sleep(1); |
| | | i++; |
| | | } |
| | | |
| | | dgram_mod_close_socket(socket); |
| | | return (void *)i; |
| | | } |
| | | |
| | | |
| | | void startClients(int port) { |
| | | |
| | | int status, i = 0, processors = 100; |
| | | void *res[processors]; |
| | | Targ *targs = (Targ *)calloc(processors, sizeof(Targ)); |
| | | pthread_t tids[processors]; |
| | | char sendbuf[512]; |
| | | |
| | | struct timeval start; |
| | | gettimeofday(&start, NULL); |
| | | for (i = 0; i < processors; i++) { |
| | | targs[i].port = port; |
| | | targs[i].id = i; |
| | | pthread_create(&tids[i], NULL, runclient, (void *)&targs[i]); |
| | | } |
| | | |
| | | for (i = 0; i < processors; i++) { |
| | | if (pthread_join(tids[i], &res[i]) != 0) { |
| | | perror("multyThreadClient pthread_join"); |
| | | } else { |
| | | fprintf(stderr, "client(%d) 发送 %ld 条数据\n", i, (long)res[i]); |
| | | } |
| | | } |
| | | |
| | | struct timeval end; |
| | | gettimeofday(&end, NULL); |
| | | |
| | | double difftime = end.tv_sec * 1000000 + end.tv_usec - (start.tv_sec * 1000000 + start.tv_usec); |
| | | long diffsec = (long) (difftime/1000000); |
| | | long diffmsec = difftime - diffsec*1000000; |
| | | printf("cost: %ld sec: %ld msc\n", diffsec, diffmsec); |
| | | } |
| | | |
| | | int main(int argc, char *argv[]) { |
| | | shm_init(512); |
| | |
| | | if (strcmp("client", argv[1]) == 0) |
| | | client(port); |
| | | |
| | | |
| | | shm_destroy(); |
| | | return 0; |
| | | } |
New file |
| | |
| | | PROCESSES=100 |
| | | function clean() { |
| | | ps -ef | grep "dgram_mod_survey" | awk '{print $2}' | xargs -i kill -9 {} |
| | | ipcrm -a |
| | | } |
| | | |
| | | function start_server() { |
| | | clean |
| | | ./dgram_mod_survey server 8 & server_pid=$! |
| | | echo "start server pid ${server_pid}" |
| | | } |
| | | |
| | | function start_clients() { |
| | | for (( i=0; i<$PROCESSES; i++ )) |
| | | do |
| | | # pid_arr[$i]=$i |
| | | ./dgram_mod_survey client 8 & pid_arr[$i]=$! |
| | | echo "start ${pid_arr[$i]}" |
| | | done |
| | | } |
| | | |
| | | function close_cleints() { |
| | | for (( i=0; i<$PROCESSES; i++ )) |
| | | do |
| | | echo "kill ${pid_arr[$i]}" |
| | | kill -9 ${pid_arr[$i]} |
| | | #./dgram_mod_survey client 8 & ${pid_arr[$i]}=$! |
| | | done |
| | | } |
| | | |
| | | |
| | | case ${1} in |
| | | "server") |
| | | start_server |
| | | ;; |
| | | "clients") |
| | | start_clients |
| | | sleep 5 |
| | | close_cleints |
| | | ;; |
| | | "") |
| | | start_server |
| | | sleep 1 |
| | | start_clients |
| | | sleep 5 |
| | | close_cleints |
| | | ;; |
| | | *) |
| | | echo "error input" |
| | | exit 1 |
| | | ;; |
| | | esac |