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diff --git a/plugins/check_mrtg.c b/plugins/check_mrtg.c
index 2a9958d0be77455a8895520c88cbd87c10375980..067429cf26eddc83518d22b2d60ddbff0d11cfbd 100644 (file)
--- a/plugins/check_mrtg.c
+++ b/plugins/check_mrtg.c
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ $Id$
+
******************************************************************************/
const char *progname = "check_mrtg";
const char *revision = "$Revision$";
-const char *copyright = "1999-2001";
+const char *copyright = "1999-2004";
const char *email = "nagiosplug-devel@lists.sourceforge.net";
#include "common.h"
#include "utils.h"
-/* original command line:
- <log_file> <expire_minutes> <AVG|MAX> <variable> <vwl> <vcl> <label> [units] */
-
-void
-print_usage (void)
-{
- printf (_("\
-Usage: %s -F log_file -a <AVG | MAX> -v variable -w warning -c critical\n\
- [-l label] [-u units] [-e expire_minutes] [-t timeout] [-v]\n"), progname);
- printf (_(UT_HLP_VRS), progname, progname);
-}
-
-void
-print_help (void)
-{
- print_revision (progname, revision);
-
- printf (_(COPYRIGHT), copyright, email);
-
- printf(_("\
-This plugin will check either the average or maximum value of one of the\n\
-two variables recorded in an MRTG log file.\n"));
-
- print_usage ();
-
- printf (_(UT_HELP_VRSN));
-
- printf (_("\
- -F, --logfile=FILE\n\
- The MRTG log file containing the data you want to monitor\n\
- -e, --expires=MINUTES\n\
- Minutes before MRTG data is considered to be too old\n\
- -a, --aggregation=AVG|MAX\n\
- Should we check average or maximum values?\n\
- -v, --variable=INTEGER\n\
- Which variable set should we inspect? (1 or 2)\n\
- -w, --warning=INTEGER\n\
- Threshold value for data to result in WARNING status\n\
- -c, --critical=INTEGER\n\
- Threshold value for data to result in CRITICAL status\n"));
-
- printf (_("\
- -l, --label=STRING\n\
- Type label for data (Examples: Conns, \"Processor Load\", In, Out)\n\
- -u, --units=STRING\n\
- Option units label for data (Example: Packets/Sec, Errors/Sec, \n\
- \"Bytes Per Second\", \"%% Utilization\")\n"));
-
- printf (_("\
-If the value exceeds the <vwl> threshold, a WARNING status is returned. If\n\
-the value exceeds the <vcl> threshold, a CRITICAL status is returned. If\n\
-the data in the log file is older than <expire_minutes> old, a WARNING\n\
-status is returned and a warning message is printed.\n\n"));
-
- printf(_("This plugin is useful for monitoring MRTG data that does not correspond to\n\
-bandwidth usage. (Use the check_mrtgtraf plugin for monitoring bandwidth).\n\
-It can be used to monitor any kind of data that MRTG is monitoring - errors,\n\
-packets/sec, etc. I use MRTG in conjuction with the Novell NLM that allows\n\
-me to track processor utilization, user connections, drive space, etc and\n\
-this plugin works well for monitoring that kind of data as well.\n\n"));
-
- printf (_("Notes:\n\
-- This plugin only monitors one of the two variables stored in the MRTG log\n\
- file. If you want to monitor both values you will have to define two\n\
- commands with different values for the <variable> argument. Of course,\n\
- you can always hack the code to make this plugin work for you...\n\
-- MRTG stands for the Multi Router Traffic Grapher. It can be downloaded from\n\
- http://ee-staff.ethz.ch/~oetiker/webtools/mrtg/mrtg.html\n"));
-
- printf (_(UT_SUPPORT));
-}
-
int process_arguments (int, char **);
int validate_arguments (void);
+void print_help (void);
+void print_usage (void);
char *log_file = NULL;
int expire_minutes = 0;
int variable_number = -1;
unsigned long value_warning_threshold = 0L;
unsigned long value_critical_threshold = 0L;
-char *value_label = "";
-char *units_label = "";
+char *label;
+char *units;
int
main (int argc, char **argv)
{
- int result = STATE_OK;
+ int result = STATE_UNKNOWN;
FILE *fp;
int line;
char input_buffer[MAX_INPUT_BUFFER];
char *temp_buffer;
time_t current_time;
- char error_message[MAX_INPUT_BUFFER];
+ char* message;
time_t timestamp = 0L;
unsigned long average_value_rate = 0L;
unsigned long maximum_value_rate = 0L;
- unsigned long value_rate = 0L;
+ unsigned long rate = 0L;
- if (process_arguments (argc, argv) != OK)
- usage (_("Invalid command arguments supplied\n"));
+ setlocale (LC_ALL, "");
+ bindtextdomain (PACKAGE, LOCALEDIR);
+ textdomain (PACKAGE);
+
+ if (process_arguments (argc, argv) == ERROR)
+ usage4 (_("Could not parse arguments\n"));
/* open the MRTG log file for reading */
fp = fopen (log_file, "r");
/* if we couldn't read enough data, return an unknown error */
if (line <= 2) {
result = STATE_UNKNOWN;
- sprintf (error_message, _("Unable to process MRTG log file\n"));
+ asprintf (&message, _("Unable to process MRTG log file\n"));
}
/* make sure the MRTG data isn't too old */
if (expire_minutes > 0
&& (current_time - timestamp) > (expire_minutes * 60)) {
result = STATE_WARNING;
- sprintf (error_message, _("MRTG data has expired (%d minutes old)\n"),
+ asprintf (&message, _("MRTG data has expired (%d minutes old)\n"),
(int) ((current_time - timestamp) / 60));
}
}
/* else check the incoming/outgoing rates */
if (result == STATE_OK) {
-
if (use_average == TRUE)
- value_rate = average_value_rate;
+ rate = average_value_rate;
else
- value_rate = maximum_value_rate;
+ rate = maximum_value_rate;
- if (value_rate > value_critical_threshold)
+ if (rate > value_critical_threshold)
result = STATE_CRITICAL;
- else if (value_rate > value_warning_threshold)
+ else if (rate > value_warning_threshold)
result = STATE_WARNING;
+
+ asprintf (&message, "%s. %s = %lu %s|%s",
+ (use_average == TRUE) ? _("Avg") : _("Max"),
+ label, rate, units,
+ perfdata(label, (long) rate, units,
+ (int) value_warning_threshold, (long) value_warning_threshold,
+ (int) value_critical_threshold, (long) value_critical_threshold,
+ 0, 0, 0, 0));
}
- sprintf (error_message, "%s. %s = %lu %s",
- (use_average == TRUE) ? _("Ave") : _("Max"), value_label, value_rate,
- units_label);
- printf ("%s\n", error_message);
+ printf ("%s\n", message);
return result;
}
-\f
+
+
+
/* process command-line arguments */
int
process_arguments (int argc, char **argv)
{
int c;
- int option_index = 0;
- static struct option long_options[] = {
+ int option = 0;
+ static struct option longopts[] = {
{"logfile", required_argument, 0, 'F'},
{"expires", required_argument, 0, 'e'},
{"aggregation", required_argument, 0, 'a'},
}
while (1) {
- c = getopt_long (argc, argv, "hVF:e:a:v:c:w:l:u:", long_options,
- &option_index);
+ c = getopt_long (argc, argv, "hVF:e:a:v:c:w:l:u:", longopts,
+ &option);
if (c == -1 || c == EOF)
break;
case 'v':
variable_number = atoi (optarg);
if (variable_number < 1 || variable_number > 2)
- usage (_("Invalid variable number\n"));
+ usage4 (_("Invalid variable number"));
break;
case 'w': /* critical time threshold */
value_warning_threshold = strtoul (optarg, NULL, 10);
value_critical_threshold = strtoul (optarg, NULL, 10);
break;
case 'l': /* label */
- value_label = optarg;
+ label = optarg;
break;
case 'u': /* timeout */
- units_label = optarg;
+ units = optarg;
break;
case 'V': /* version */
print_revision (progname, revision);
print_help ();
exit (STATE_OK);
case '?': /* help */
- usage (_("Invalid argument\n"));
+ usage2 (_("Unknown argument"), optarg);
}
}
value_critical_threshold = strtoul (argv[c++], NULL, 10);
}
- if (argc > c && strlen (value_label) == 0) {
- value_label = argv[c++];
+ if (argc > c && strlen (label) == 0) {
+ label = argv[c++];
}
- if (argc > c && strlen (units_label) == 0) {
- units_label = argv[c++];
+ if (argc > c && strlen (units) == 0) {
+ units = argv[c++];
}
return validate_arguments ();
validate_arguments (void)
{
if (variable_number == -1)
- usage (_("You must supply the variable number\n"));
+ usage4 (_("You must supply the variable number"));
+
+ if (label == NULL)
+ label = strdup ("value");
+
+ if (units == NULL)
+ units = strdup ("");
return OK;
}
+
+
+
+void
+print_help (void)
+{
+ print_revision (progname, revision);
+
+ printf ("Copyright (c) 1999 Ethan Galstad <nagios@nagios.org>\n");
+ printf (COPYRIGHT, copyright, email);
+
+ printf(_("\
+This plugin will check either the average or maximum value of one of the\n\
+two variables recorded in an MRTG log file.\n\n"));
+
+ print_usage ();
+
+ printf (_(UT_HELP_VRSN));
+
+ printf (_("\
+ -F, --logfile=FILE\n\
+ The MRTG log file containing the data you want to monitor\n\
+ -e, --expires=MINUTES\n\
+ Minutes before MRTG data is considered to be too old\n\
+ -a, --aggregation=AVG|MAX\n\
+ Should we check average or maximum values?\n\
+ -v, --variable=INTEGER\n\
+ Which variable set should we inspect? (1 or 2)\n\
+ -w, --warning=INTEGER\n\
+ Threshold value for data to result in WARNING status\n\
+ -c, --critical=INTEGER\n\
+ Threshold value for data to result in CRITICAL status\n"));
+
+ printf (_("\
+ -l, --label=STRING\n\
+ Type label for data (Examples: Conns, \"Processor Load\", In, Out)\n\
+ -u, --units=STRING\n\
+ Option units label for data (Example: Packets/Sec, Errors/Sec, \n\
+ \"Bytes Per Second\", \"%% Utilization\")\n"));
+
+ printf (_("\
+If the value exceeds the <vwl> threshold, a WARNING status is returned. If\n\
+the value exceeds the <vcl> threshold, a CRITICAL status is returned. If\n\
+the data in the log file is older than <expire_minutes> old, a WARNING\n\
+status is returned and a warning message is printed.\n\n"));
+
+ printf(_("This plugin is useful for monitoring MRTG data that does not correspond to\n\
+bandwidth usage. (Use the check_mrtgtraf plugin for monitoring bandwidth).\n\
+It can be used to monitor any kind of data that MRTG is monitoring - errors,\n\
+packets/sec, etc. I use MRTG in conjuction with the Novell NLM that allows\n\
+me to track processor utilization, user connections, drive space, etc and\n\
+this plugin works well for monitoring that kind of data as well.\n\n"));
+
+ printf (_("Notes:\n\
+- This plugin only monitors one of the two variables stored in the MRTG log\n\
+ file. If you want to monitor both values you will have to define two\n\
+ commands with different values for the <variable> argument. Of course,\n\
+ you can always hack the code to make this plugin work for you...\n\
+- MRTG stands for the Multi Router Traffic Grapher. It can be downloaded from\n\
+ http://ee-staff.ethz.ch/~oetiker/webtools/mrtg/mrtg.html\n"));
+
+ printf (_(UT_SUPPORT));
+}
+
+
+
+/* original command line:
+ <log_file> <expire_minutes> <AVG|MAX> <variable> <vwl> <vcl> <label> [units] */
+
+void
+print_usage (void)
+{
+ printf ("\
+Usage: %s -F log_file -a <AVG | MAX> -v variable -w warning -c critical\n\
+ [-l label] [-u units] [-e expire_minutes] [-t timeout]\n\
+ [-v]\n", progname);
+}