| | |
| | | #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) { |
| | | printf( "RECEIVED HREARTBEAT FROM %d: %s\n", remote_port, recvbuf); |
| | | free(recvbuf); |
| | | 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; |
| | | } |