| | |
| | | #include "socket.h" |
| | | |
| | | typedef struct Targ { |
| | | int port; |
| | | int id; |
| | | }Targ; |
| | | |
| | | void * precess_client(void *_socket) { |
| | | pthread_detach(pthread_self()); |
| | |
| | | int size; |
| | | void *recvbuf; |
| | | char sendbuf[512]; |
| | | while(true) { |
| | | shm_recv(socket, &recvbuf, &size); |
| | | while (shm_recv(socket, &recvbuf, &size) == 0 ) { |
| | | sprintf(sendbuf, "SERVER RECEIVED: %s", recvbuf); |
| | | puts(sendbuf); |
| | | shm_send(socket, sendbuf, strlen(sendbuf)+1) ; |
| | | shm_send(socket, sendbuf, strlen(sendbuf)+1); |
| | | shm_free(recvbuf); |
| | | |
| | | } |
| | | shm_close_socket(socket); |
| | | } |
| | |
| | | shm_close_socket(socket); |
| | | } |
| | | |
| | | void client_send(shm_socket_t *socket, char *sendbuf) { |
| | | |
| | | int size; |
| | | void *recvbuf; |
| | | shm_send(socket, sendbuf, strlen(sendbuf)+1) ; |
| | | shm_recv(socket, &recvbuf, &size); |
| | | printf("reply: %s\n", (char *)recvbuf); |
| | | shm_free(recvbuf); |
| | | |
| | | |
| | | } |
| | | |
| | | |
| | | void multyProcessorsClient(int port) { |
| | | |
| | | int status, i = 0, processors = 4, scale = 100000; |
| | | pid_t productors[processors]; |
| | | pid_t pid; |
| | | char sendbuf[512]; |
| | | for ( i = 0; i < processors; i++) { |
| | | if ((productors[i] = fork()) == 0) /* Child runs user job */ |
| | | { |
| | | shm_socket_t *socket = shm_open_socket(); |
| | | shm_connect(socket, port); |
| | | while( scale-- > 0) { |
| | | sprintf(sendbuf, "processor(%d) %d", i, scale); |
| | | client_send(socket, sendbuf); |
| | | } |
| | | shm_close_socket(socket); |
| | | exit(0); |
| | | } |
| | | } |
| | | |
| | | while ((pid = waitpid(-1, &status, 0)) > 0) { |
| | | if(WIFEXITED(status)) { |
| | | //fprintf(stderr, "child %d terminated normally with exit status=%d\n", pid, WEXITSTATUS(status)); |
| | | }else |
| | | fprintf(stderr, "child %d terminated abnormally\n", pid); |
| | | } |
| | | |
| | | if (errno != ECHILD) |
| | | perror("waitpid error"); |
| | | } |
| | | |
| | | void *threadrun(void *arg) { |
| | | Targ * targ = ( Targ * )arg; |
| | | int port = targ->port; |
| | | char sendbuf[512]; |
| | | int scale = 100000; |
| | | int i; |
| | | shm_socket_t *socket = shm_open_socket(); |
| | | |
| | | shm_connect(socket, port); |
| | | for( i = 0; i<scale; i++) { |
| | | sprintf(sendbuf, "processor(%d) %d", targ->id, i); |
| | | client_send(socket, sendbuf); |
| | | } |
| | | shm_close_socket(socket); |
| | | return (void*)i; |
| | | } |
| | | |
| | | void multyThreadClient(int port) { |
| | | |
| | | int status, i = 0, processors = 2; |
| | | void *res[processors]; |
| | | Targ *targs= (Targ*)calloc(processors, sizeof(Targ)); |
| | | pthread_t tids[processors]; |
| | | char sendbuf[512]; |
| | | for ( i = 0; i < processors; i++) { |
| | | targs[i].port = port; |
| | | targs[i].id = i; |
| | | pthread_create(&tids[i], NULL, threadrun, (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) 写入 %ld 条数据\n", i, (long)res[i]); |
| | | } |
| | | } |
| | | |
| | | |
| | | } |
| | | |
| | | int main(int argc, char *argv[]) { |
| | | shm_init(512); |
| | | int port; |
| | |
| | | |
| | | if (strcmp("client", argv[1]) == 0) |
| | | client(port); |
| | | |
| | | if (strcmp("mclient", argv[1]) == 0) |
| | | multyThreadClient(port); |
| | | shm_destroy(); |
| | | // fprintf(stderr, "Usage: reqrep %s|%s <URL> ...\n", "server", "client"); |
| | | return 0; |