#include "shm_socket.h"
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#include "usg_common.h"
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#include "shm_mm.h"
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typedef struct Targ {
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int port;
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int id;
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}Targ;
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void * precess_client(void *_socket) {
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pthread_detach(pthread_self());
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shm_socket_t *socket = (shm_socket_t *)_socket;
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int size;
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void *recvbuf;
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char sendbuf[512];
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while (shm_recv(socket, &recvbuf, &size) == 0 ) {
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sprintf(sendbuf, "SERVER RECEIVED: %s", recvbuf);
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puts(sendbuf);
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shm_send(socket, sendbuf, strlen(sendbuf)+1);
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free(recvbuf);
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}
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shm_close_socket(socket);
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}
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void server(int port) {
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pthread_t tid;
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shm_socket_t *socket = shm_open_socket();
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shm_socket_bind(socket, port);
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shm_listen(socket);
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shm_socket_t *client_socket;
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while(true) {
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client_socket = shm_accept(socket);
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// printf("server messageQueue = %p\n", client_socket->messageQueue);
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pthread_create(&tid, NULL, precess_client , (void *)client_socket);
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}
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}
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void client(int port) {
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shm_socket_t *socket = shm_open_socket();
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shm_connect(socket, port);
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int size;
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void *recvbuf;
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char sendbuf[512];
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while(true) {
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printf("request: ");
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scanf("%s", sendbuf);
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shm_send(socket, sendbuf, strlen(sendbuf)+1) ;
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shm_recv(socket, &recvbuf, &size);
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printf("reply: %s\n", (char *)recvbuf);
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free(recvbuf);
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}
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shm_close_socket(socket);
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}
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void client_send(shm_socket_t *socket, char *sendbuf) {
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int size;
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void *recvbuf;
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printf("requst:%s\n", sendbuf);
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shm_send(socket, sendbuf, strlen(sendbuf)+1) ;
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shm_recv(socket, &recvbuf, &size);
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printf("reply: %s\n", (char *)recvbuf);
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free(recvbuf);
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}
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void multyProcessorsClient(int port) {
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int status, i = 0, processors = 4, scale = 100000;
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pid_t productors[processors];
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pid_t pid;
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char sendbuf[512];
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for ( i = 0; i < processors; i++) {
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if ((productors[i] = fork()) == 0) /* Child runs user job */
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{
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shm_socket_t *socket = shm_open_socket();
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shm_connect(socket, port);
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while( scale-- > 0) {
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sprintf(sendbuf, "processor(%d) %d", i, scale);
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client_send(socket, sendbuf);
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}
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shm_close_socket(socket);
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exit(0);
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}
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}
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while ((pid = waitpid(-1, &status, 0)) > 0) {
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if(WIFEXITED(status)) {
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//fprintf(stderr, "child %d terminated normally with exit status=%d\n", pid, WEXITSTATUS(status));
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}else
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fprintf(stderr, "child %d terminated abnormally\n", pid);
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}
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if (errno != ECHILD)
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perror("waitpid error");
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}
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void *threadrun(void *arg) {
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Targ * targ = ( Targ * )arg;
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int port = targ->port;
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char sendbuf[512];
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int scale = 100000;
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int i;
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shm_socket_t *socket = shm_open_socket();
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shm_connect(socket, port);
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for( i = 0; i<scale; i++) {
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sprintf(sendbuf, "thread(%d) %d", targ->id, i);
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client_send(socket, sendbuf);
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}
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shm_close_socket(socket);
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return (void*)i;
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}
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void multyThreadClient(int port) {
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int status, i = 0, processors = 4;
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void *res[processors];
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Targ *targs= (Targ*)calloc(processors, sizeof(Targ));
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pthread_t tids[processors];
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char sendbuf[512];
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for ( i = 0; i < processors; i++) {
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targs[i].port = port;
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targs[i].id = i;
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pthread_create(&tids[i], NULL, threadrun, (void *)&targs[i]);
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}
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for (i = 0; i< processors; i++) {
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if(pthread_join(tids[i], &res[i])!=0) {
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perror("multyThreadClient pthread_join");
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} else {
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fprintf(stderr, "client(%d) 写入 %ld 条数据\n", i, (long)res[i]);
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}
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}
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}
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int main(int argc, char *argv[]) {
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shm_init(512);
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int port;
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if (argc < 3) {
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fprintf(stderr, "Usage: reqrep %s|%s <PORT> ...\n", "server", "client");
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return 1;
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}
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port = atoi(argv[2]);
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if (strcmp("server", argv[1]) == 0 ) {
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server(port);
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}
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if (strcmp("client", argv[1]) == 0)
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client(port);
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if (strcmp("mclient", argv[1]) == 0)
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multyThreadClient(port);
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shm_destroy();
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// fprintf(stderr, "Usage: reqrep %s|%s <URL> ...\n", "server", "client");
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return 0;
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}
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