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alarming: make native nagios support to dhcpd-pools

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This commit makes integrating the command with nagios much easier.

$ dhcpd-pools -c dhcpd.conf -l dhcpd.leases --critical 80 --warning 75
CRITICAL: dhcpd-pools: Ranges; crit: 14 warn: 22 ok: 220 Shared nets; crit: 1 warn: 0 ok: 4

Signed-off-by: Sami Kerola <kerolasa@iki.fi>
This commit is contained in:
Sami Kerola 2012-06-24 15:32:50 +02:00
parent 5a307703c9
commit 42dd80aeac
6 changed files with 161 additions and 2 deletions
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26
src/dhcpd-pools.c
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@ -52,6 +52,7 @@ extern char *malloc();
#include <getopt.h>
#include <stdbool.h>
#include <stdio.h>
#include <limits.h>
#include "defaults.h"
#include "dhcpd-pools.h"
@ -62,6 +63,11 @@ int main(int argc, char **argv)
int option_index = 0;
char *tmp;
struct range_t *tmp_ranges;
enum {
OPT_WARN = CHAR_MAX + 1,
OPT_CRIT
};
int ret_val;
/* Options for getopt_long */
static struct option const long_options[] = {
@ -74,6 +80,8 @@ int main(int argc, char **argv)
{"limit", required_argument, NULL, 'L'},
{"version", no_argument, NULL, 'v'},
{"help", no_argument, NULL, 'h'},
{"warning", required_argument, NULL, OPT_WARN},
{"critical", required_argument, NULL, OPT_CRIT},
{NULL, 0, NULL, 0}
};
@ -87,6 +95,9 @@ int main(int argc, char **argv)
/* Make sure string has zero lenght if there is no
* command line option */
config.output_file[0] = '\0';
/* Alarming defaults. */
config.warning = ALARM_WARN;
config.critical = ALARM_CRIT;
/* File location defaults */
strncpy(config.dhcpdconf_file, DHCPDCONF_FILE, MAXLEN - 1);
@ -160,6 +171,14 @@ int main(int argc, char **argv)
}
}
break;
case OPT_WARN:
strcpy(config.output_format, "a");
config.warning = strtod_or_err(optarg, "illegal argument");
break;
case OPT_CRIT:
strcpy(config.output_format, "a");
config.critical = strtod_or_err(optarg, "illegal argument");
break;
case 'v':
/* Print version */
print_version();
@ -178,6 +197,9 @@ int main(int argc, char **argv)
case 't':
output_analysis = output_txt;
break;
case 'a':
output_analysis = output_alarming;
break;
case 'h':
output_analysis = output_html;
break;
@ -214,10 +236,10 @@ int main(int argc, char **argv)
flip_ranges(ranges, tmp_ranges);
}
free(tmp_ranges);
output_analysis();
ret_val = output_analysis();
clean_up();
return (EXIT_SUCCESS);
return (ret_val);
}
/* Global allocations, counter resets etc */