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/******************************************************************************
*
* CHECK_UPTIME.C
*
* Program: Uptime plugin for Nagios
* License: GPL
* Copyright (c) 2000 Teresa Ramanan (teresa@redowl.org)
*
* Based on CHECK_LOAD.C
* Copyright (c) 1999 Felipe Gustavo de Almeida <galmeida@linux.ime.usp.br>
*
* Last Modified: $Date: 2002-02-28 21:42:56 -0500 (Thu, 28 Feb 2002) $
*
* Command line: CHECK_UPTIME <host_address>
*
* Description:
*
* This plugin parses the output from "uptime", tokenizing it with ',' as the
* delimiter. Returning only the number of days and/or the hours and minutes
* a machine has been up and running.
*
*****************************************************************************/
#include "config.h"
#include "common.h"
#include "utils.h"
#include "popen.h"
int main(int argc, char **argv)
{
int result;
char input_buffer[MAX_INPUT_BUFFER];
int ct;
int i;
char *tok1 = NULL;
char *daytok = NULL;
char *hrmintok = NULL;
char *runstr = NULL;
char tempp;
char ch;
char delim[] = ",";
if(argc != 2){
printf("Incorrect number of arguments supplied\n");
printf("\n");
print_revision(argv[0],"$Revision: 6 $");
printf("Copyright (c) 2000 Teresa Ramanan (tlr@redowl.org)\n");
printf("\n");
printf("Usage: %s <host_address>\n",argv[0]);
printf("\n");
return STATE_UNKNOWN;
}
child_process = spopen(PATH_TO_UPTIME);
if(child_process==NULL){
printf("Error opening %s\n",PATH_TO_UPTIME);
return STATE_UNKNOWN;
}
child_stderr=fdopen(child_stderr_array[fileno(child_process)],"r");
if(child_stderr==NULL){
printf("Could not open stderr for %s\n",PATH_TO_UPTIME);
}
fgets(input_buffer,MAX_INPUT_BUFFER-1,child_process);
i = 0;
ct = 0;
/* Let's mark the end of this string for parsing purposes */
input_buffer[strlen(input_buffer)-1]='\0';
tempp = input_buffer[0];
while(ch != '\0'){
ch = (&tempp)[i];
if (ch == ',') { ct++; }
i++;
}
runstr = input_buffer;
tok1 = strsep(&runstr, delim);
if (ct > 4) {
hrmintok = strsep(&runstr, delim);
hrmintok++;
daytok = strstr(tok1,"up");
}
else {
hrmintok = strstr(tok1, "up");
}
result = spclose(child_process);
if(result){
printf("Error code %d returned in %s\n",result,PATH_TO_UPTIME);
return STATE_UNKNOWN;
}
if (hrmintok == NULL) {
printf("Problem - unexpected data returned\n");
return STATE_UNKNOWN;
}
printf("%s%s%s\n",(daytok == NULL)?"":daytok,(daytok == NULL)?"":",",hrmintok);
return STATE_OK;
}
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