common.c

Linux内核监控工具。 Linux内核监控工具。 Linux内核监控工具。

/***************************************************************************
                          common.c  -  description
                             -------------------
    begin                : Thu Sep 27 08:08:03 EET 2001
    copyright            : (C) 2001-2002 by Petri Turunen
    email                : [e-mail]
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/

#include <respmd.h>

#include<stdio.h>

#include <sys/types.h> //open
#include <sys/stat.h> //open
#include <fcntl.h> //open
#include <stdlib.h> //atof
#include <stdarg.h> //va_end

//Global variables
extern char SERVER_IP[];  //defined in respmd.c
extern char SERVER_PORT[];  //defined in respmd.c
extern char LOCALHOSTN[]; //defined in respmd.c

char *rm_first_spaces(char *k)
{
        int lenght,tmp = 0;
        lenght = strlen(k);

        while(*k==' ' || *k=='\t'){
                k++;
        if(tmp >= lenght)
                break;
        tmp++;
        }
        return(k);
}

int is_comment(char *c)
{

if(*c=='#' || *c=='\0')
{
        return 0;
} else {
        return 1;
}
}

int slog(int k, char *fmt, ...)
{
//1=no pid & 2= with pid

char message[1024];
va_list ap;
va_start (ap, fmt);

vsnprintf(message, 1024, fmt, ap);
if (k==1)
        {
        openlog("respmd",LOG_PID,LOG_USER);
        syslog(LOG_INFO, message);
        closelog();
        return 0;
        }
if (k==2)
        {
        openlog("respmd",LOG_PID,LOG_USER);
        syslog(LOG_ERR, message);
        closelog();
        return 0;
        }

va_end(ap);
return 0;
}

//Writes stuff to socket
int send_tcp(unsigned char *buf, int buf_len, int sockfd)
{
 int len;

  while( buf_len > 0) {
  len = write(sockfd, buf, buf_len);
  buf_len -= len;
  buf += buf_len;
 }

 return 0;
}

int send_to_server(char *service, char *status, int updown, struct smtps_t *smtppointer, char *fmt, ...)
{
//if updown=1 machine is up
//if updown=2 machine is down
char message[1024];
va_list ap;
va_start (ap, fmt);

vsnprintf(message, 1024, fmt, ap);
if(updown==1) {
 if(client(SERVER_IP, SERVER_PORT, LOCALHOSTN, status, message, smtppointer->name, "NONE", "UP", service) < 0)
  slog(2, "common.c: error while sending to server.");
}
if(updown==2) {
 if(client(SERVER_IP, SERVER_PORT, LOCALHOSTN, status, message, smtppointer->name, "NONE", "DOWN", service) < 0)
  slog(2, "common.c: error while sending to server.");
}

if(updown==1)
{
 smtppointer->down=0;
 smtppointer->up=1;
}
if(updown==2) {
 smtppointer->down=1;
 smtppointer->up=0;
}

va_end(ap);
return 0;
}