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webserver.c
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webserver.c
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#include <stdio.h>
#include <stdlib.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <string.h>
#include <unistd.h>
#include <pthread.h>
#include <signal.h>
#include <sys/wait.h>
#include "spider/webtorm_log.h"
#include "webserver_connection.h"
#include "webserver_parser.h"
#include "spider/webtorm.h"
#include "spider/webtorm_db.h"
int main(int argc, const char **argv) {
int sockfd, webspider;
pthread_t t_id;
int fatherchild[2];
int *thread_arg = malloc(3 * sizeof(int));
/*
thread_arg[0] = conex fd;
thread_arg[1] = stdout to child pipe
thread_arg[2] = webspider pid
*/
if (argc != 2) {
perror("uso: %s <port>\n");
return 1;
}
/* new socket */
if ((sockfd = webserver_listen(atoi(argv[1]))) < 0)
return 1;
if (pipe(fatherchild) < 0) {
perror("pipe");
return 1;
}
switch (webspider = fork())
{
case 0:
close(fatherchild[1]);
/* initialize logs file and lastvisited DB table */
webtorm_log(NULL);
webtorm_db_isvisited(NULL,NULL);
webtorm(fatherchild[0],2);;
break;
default:
close(fatherchild[0]);
thread_arg[1] = fatherchild[1];
thread_arg[2] = webspider;
break;
}
while ((thread_arg[0] = accept(sockfd, NULL, 0)) > 0)
pthread_create(&t_id, NULL, webserver_answer, (void*)thread_arg);
kill(webspider, SIGTERM);
wait(NULL);
return 0;
}