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last_client.c
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/*************************************************************************
> File Name: last_client.c
> Author: wangyanquan
> Mail:
> Created Time: 2018年03月09日 星期五 19时03分00秒
************************************************************************/
#include<stdio.h>
#include "my.h"
int main(int argc, char **argv) {
int PID, count = 0;
for (int i = 0; i < 3; i++) {
count++;
PID = fork();
if (PID == 0) break;
}
if (PID != 0) return 0;
if (count == 1) {
// 1 socket()
int my_sockfd = create_socket();
// 2 set_socket()
set_socket(my_sockfd);
// 3 bind()
begin_bind(my_sockfd, share_con_port);
// 4 listen()
begin_listen(my_sockfd);
// 5 accept()
int rec_sockfd;
struct sockaddr_in master_message;
socklen_t len = sizeof(struct sockaddr_in);
while(1) {
rec_sockfd = begin_accept(my_sockfd, &master_message, &len);
getpeername(rec_sockfd, (struct sockaddr *)&master_message, &len);
char rec_addr[50] = {'\0'};
int rec_port;
inet_ntop(AF_INET, (void *)&master_message.sin_addr, rec_addr, 49);
rec_port = ntohs(master_message.sin_port);
p ("rec_port = %d\n", rec_port);
p ("rec_addr = %s\n", rec_addr);
// 接受字符串
int rec_count;
char *rec_buf = (char *) calloc (1000, sizeof(char));
while(recv(rec_sockfd, rec_buf, 1000, 0)) {
if(stringtoint(rec_buf) == 11) {
p("need cpu message\n");
send(rec_sockfd, "1", 1, 0);
p("send : 1\n");
int my_cpu_socketfd = create_socket();
set_socket(my_cpu_socketfd);
begin_bind(my_cpu_socketfd, share_cpu_port);
begin_listen(my_cpu_socketfd);
int rec_cpu_socketfd = begin_accept(my_cpu_socketfd, &master_message, &len);
memset(rec_buf, 0, 1000);
FILE *cpu_f = fopen("/home/quan/linux/TCP项目/cpu", "r");
flock(cpu_f -> _fileno, LOCK_EX);
sleep(0.3);
while(fgets(rec_buf, 1000, cpu_f)) {
send(rec_cpu_socketfd, rec_buf, strlen(rec_buf), 0);
memset(rec_buf, 0, 1000);
}
p("send done\n");
flock(cpu_f -> _fileno, LOCK_UN);
fclose(cpu_f);
FILE *del_cpu_f = fopen("/home/quan/linux/TCP项目/cpu", "w");
fclose(del_cpu_f);
close(rec_cpu_socketfd);
close(my_cpu_socketfd);
p("close done\n");
}
else if(stringtoint(rec_buf) == 12) {
p("need mem message\n");
send(rec_sockfd, "1", 1, 0);
p("send : 1\n");
int my_mem_socketfd = create_socket();
set_socket(my_mem_socketfd);
begin_bind(my_mem_socketfd, share_mem_port);
begin_listen(my_mem_socketfd);
int rec_mem_socketfd = begin_accept(my_mem_socketfd, &master_message, &len);
memset(rec_buf, 0, 1000);
FILE *mem_f = fopen("/home/quan/linux/TCP项目/memory", "r");
flock(mem_f -> _fileno, LOCK_EX);
sleep(0.3);
while(fgets(rec_buf, 1000, mem_f)) {
send(rec_mem_socketfd, rec_buf, strlen(rec_buf), 0);
memset(rec_buf, 0, 1000);
}
p("send done\n");
flock(mem_f -> _fileno, LOCK_UN);
fclose(mem_f);
FILE *del_mem_f = fopen("/home/quan/linux/TCP项目/memory", "w");
fclose(del_mem_f);
close(rec_mem_socketfd);
close(my_mem_socketfd);
p("close done\n");
}
else if(stringtoint(rec_buf) == 13) {
p("need disk message\n");
send(rec_sockfd, "1", 1, 0);
p("send : 1\n");
int my_disk_socketfd = create_socket();
set_socket(my_disk_socketfd);
begin_bind(my_disk_socketfd, share_disk_port);
begin_listen(my_disk_socketfd);
int rec_disk_socketfd = begin_accept(my_disk_socketfd, &master_message, &len);
memset(rec_buf, 0, 1000);
FILE *disk_f = fopen("/home/quan/linux/TCP项目/disk", "r");
flock(disk_f -> _fileno, LOCK_EX);
sleep(0.3);
while(fgets(rec_buf, 1000, disk_f)) {
send(rec_disk_socketfd, rec_buf, strlen(rec_buf), 0);
memset(rec_buf, 0, 1000);
}
p("send done\n");
flock(disk_f -> _fileno, LOCK_UN);
fclose(disk_f);
FILE *del_disk_f = fopen("/home/quan/linux/TCP项目/disk", "w");
fclose(del_disk_f);
close(rec_disk_socketfd);
close(my_disk_socketfd);
p("close done\n");
}
else if(stringtoint(rec_buf) == 14) {
p("need sys message\n");
send(rec_sockfd, "1", 1, 0);
p("send : 1\n");
int my_sys_socketfd = create_socket();
set_socket(my_sys_socketfd);
begin_bind(my_sys_socketfd, share_sys_port);
begin_listen(my_sys_socketfd);
int rec_sys_socketfd = begin_accept(my_sys_socketfd, &master_message, &len);
memset(rec_buf, 0, 1000);
FILE *sys_f = fopen("/home/quan/linux/TCP项目/sys", "r");
flock(sys_f -> _fileno, LOCK_EX);
sleep(0.3);
while(fgets(rec_buf, 1000, sys_f)) {
send(rec_sys_socketfd, rec_buf, strlen(rec_buf), 0);
memset(rec_buf, 0, 1000);
}
p("send done\n");
flock(sys_f -> _fileno, LOCK_UN);
fclose(sys_f);
FILE *del_sys_f = fopen("/home/quan/linux/TCP项目/sys", "w");
fclose(del_sys_f);
close(rec_sys_socketfd);
close(my_sys_socketfd);
p("close done\n");
}
else if(stringtoint(rec_buf) == 15) {
p("need user message\n");
send(rec_sockfd, "1", 1, 0);
p("send : 1\n");
int my_user_socketfd = create_socket();
set_socket(my_user_socketfd);
begin_bind(my_user_socketfd, share_user_port);
begin_listen(my_user_socketfd);
int rec_user_socketfd = begin_accept(my_user_socketfd, &master_message, &len);
memset(rec_buf, 0, 1000);
FILE *user_f = fopen("/home/quan/linux/TCP项目/user", "r");
flock(user_f -> _fileno, LOCK_EX);
sleep(0.3);
while(fgets(rec_buf, 1000, user_f)) {
send(rec_user_socketfd, rec_buf, strlen(rec_buf), 0);
memset(rec_buf, 0, 1000);
}
p("send done\n");
flock(user_f -> _fileno, LOCK_UN);
fclose(user_f);
FILE *del_user_f = fopen("/home/quan/linux/TCP项目/user", "w");
fclose(del_user_f);
close(rec_user_socketfd);
close(my_user_socketfd);
p("close done\n");
}
else if(stringtoint(rec_buf) == 0) {
p("need out\n");
close(my_sockfd);
close(rec_sockfd);
p("out done\n");
exit(0);
}
}
}
}
else if (count == 2) {
while(1) {
int count = 0;
char *buf_cpu = (char *) calloc (1000, sizeof(char));
char *buf_mem = (char *) calloc (1000, sizeof(char));
char *buf_disk = (char *) calloc (1000, sizeof(char));
char *buf_sys = (char *) calloc (1000, sizeof(char));
char *buf_user = (char *) calloc (1000, sizeof(char));
char *temp = (char *) calloc (50, sizeof(char));
for (int i = 0; i < 1; i++) {
sleep(5);
FILE *f_cpu = popen("bash get_cpu.sh", "r");
while(fgets(temp, sizeof(temp), f_cpu)) {
strcat(buf_cpu, temp);
memset(temp, 0, 50);
}
pclose(f_cpu);
// printf("buf_cpu = %s\n", buf_cpu);
FILE *f_mem = popen("bash get_memory.sh", "r");
while(fgets(temp, sizeof(temp), f_mem)) {
strcat(buf_mem, temp);
memset(temp, 0, 50);
}
pclose(f_mem);
// printf("buf_mem = %s\n", buf_mem);
FILE *f_disk = popen("bash get_disk.sh", "r");
while(fgets(temp, sizeof(temp), f_disk)) {
strcat(buf_disk, temp);
memset(temp, 0, 50);
}
pclose(f_disk);
// printf("buf_disk = %s\n", buf_disk);
FILE *f_sys = popen("bash get_system.sh", "r");
while(fgets(temp, sizeof(temp), f_sys)) {
strcat(buf_sys, temp);
memset(temp, 0, 50);
}
pclose(f_sys);
FILE *f_user = popen("bash get_user.sh", "r");
while(fgets(temp, sizeof(temp), f_user)) {
strcat(buf_user, temp);
memset(temp, 0, 50);
}
pclose(f_user);
}
// printf("buf_cpu = %s\n", buf_cpu);
// printf("buf_mem = %s\n", buf_mem);
// printf("buf_disk = %s\n", buf_disk);
char *path_cpu = "/home/quan/linux/TCP项目/cpu";
char *path_mem = "/home/quan/linux/TCP项目/memory";
char *path_disk = "/home/quan/linux/TCP项目/disk";
char *path_sys = "/home/quan/linux/TCP项目/sys";
char *path_user = "/home/quan/linux/TCP项目/user";
FILE *f_cpu = fopen(path_cpu, "a+");
FILE *f_mem = fopen(path_mem, "a+");
FILE *f_disk = fopen(path_disk, "a+");
FILE *f_sys = fopen(path_sys, "a+");
FILE *f_user = fopen(path_user, "a+");
fprintf(f_cpu, "%s", buf_cpu);
fprintf(f_mem, "%s", buf_mem);
fprintf(f_disk, "%s", buf_disk);
fprintf(f_sys, "%s", buf_sys);
fprintf(f_user, "%s", buf_user);
fclose(f_cpu);
fclose(f_mem);
fclose(f_disk);
fclose(f_sys);
fclose(f_user);
memset(buf_cpu, 0, sizeof(buf_cpu));
memset(buf_mem, 0, sizeof(buf_mem));
memset(buf_disk, 0, sizeof(buf_disk));
memset(buf_sys, 0, sizeof(buf_sys));
memset(buf_user, 0, sizeof(buf_user));
}
}
else {
while (1) {
// send cpu
FILE *f_cpu = popen("bash get_cpu.sh", "r");
char *buf_cpu = (char *) calloc (200, sizeof (char));
char *per_cpu = (char *) calloc (10, sizeof(char));
char temp1[10];
char temp2[10];
char temp3[10];
char temp4[10];
char temp5[10];
fscanf(f_cpu, "%[^\n]s", buf_cpu);
// p("fgets = %s\n", buf_cpu);
pclose(f_cpu);
sscanf(buf_cpu, "%s%s%s%s%s", temp1, temp2, temp3, temp4, per_cpu);
// p("per_cpu = %s\n", per_cpu);
float per_cpu_float;
sscanf(per_cpu, "%f", &per_cpu_float);
// p("per_cpu_float = %f\n", per_cpu_float);
if (per_cpu_float > 80) {
// 1 socket()
int my_cpu_socketfd = create_socket();
// 2 connect()
begin_connect(my_cpu_socketfd, link_warning_port, IP);
// 3 send()
send(my_cpu_socketfd, buf_cpu, strlen(buf_cpu), 0);
memset(buf_cpu, 0, sizeof(buf_cpu));
close(my_cpu_socketfd);
}
free(buf_cpu);
free(per_cpu);
// send mem
FILE *f_mem = popen("bash get_memory.sh", "r");
char *buf_mem = (char *) calloc (200, sizeof (char));
char *per_mem = (char *) calloc (10, sizeof(char));
fscanf(f_mem, "%[^\n]s", buf_mem);
// p("fgets = %s\n", buf_mem);
pclose(f_mem);
sscanf(buf_mem, "%s%s%s%s%s", temp1, temp2, temp3, temp4, per_mem);
// p("per_mem = %s\n", per_mem);
float per_mem_float;
sscanf(per_mem, "%f", &per_mem_float);
// p("per_mem_float = %f\n", per_mem_float);
if (per_mem_float > 80) {
// 1 socket()
int my_mem_socketfd = create_socket();
// 2 connect()
begin_connect(my_mem_socketfd, link_warning_port, IP);
// 3 send()
send(my_mem_socketfd, buf_mem, strlen(buf_mem), 0);
memset(buf_mem, 0, sizeof(buf_mem));
close(my_mem_socketfd);
}
free(buf_mem);
free(per_mem);
// send disk
FILE *f_disk = popen("bash get_disk.sh|tail -1", "r");
char *buf_disk = (char *) calloc (200, sizeof (char));
char *per_disk = (char *) calloc (10, sizeof(char));
fscanf(f_disk, "%[^\n]s", buf_disk);
// p("fgets = %s\n", buf_disk);
pclose(f_disk);
sscanf(buf_disk, "%s%s%s%s%s%s", temp1, temp2, temp3, temp4, temp5, per_disk);
// p("per_disk = %s\n", per_disk);
float per_disk_float;
sscanf(per_disk, "%f", &per_disk_float);
// p("per_disk_float = %f\n", per_disk_float);
if (per_disk_float > 80) {
// 1 socket()
int my_disk_socketfd = create_socket();
// 2 connect()
begin_connect(my_disk_socketfd, link_warning_port, IP);
// 3 send()
send(my_disk_socketfd, buf_disk, strlen(buf_disk), 0);
memset(buf_disk, 0, sizeof(buf_disk));
close(my_disk_socketfd);
}
free(buf_disk);
free(per_disk);
}
}
return 0;
}