From 9e6ceaad059b2aec84df92c8750f6d87eab708c2 Mon Sep 17 00:00:00 2001
From: wangzhengquan <wangzhengquan85@126.com>
Date: 星期四, 16 七月 2020 20:46:31 +0800
Subject: [PATCH] udpate
---
test/communication.c | 100 +++++++++++++++++++++++++++++++++++++++++++++++--
1 files changed, 95 insertions(+), 5 deletions(-)
diff --git a/test/communication.c b/test/communication.c
index a314dcb..16a9b05 100644
--- a/test/communication.c
+++ b/test/communication.c
@@ -1,5 +1,8 @@
#include "socket.h"
-
+typedef struct Targ {
+ int port;
+ int id;
+}Targ;
void * precess_client(void *_socket) {
pthread_detach(pthread_self());
@@ -7,13 +10,11 @@
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);
}
@@ -51,6 +52,92 @@
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) 鍐欏叆 %ld 鏉℃暟鎹甛n", i, (long)res[i]);
+ }
+ }
+
+
+}
+
int main(int argc, char *argv[]) {
shm_init(512);
int port;
@@ -67,6 +154,9 @@
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;
--
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