1 /******************************************************************************
2 *
3 * CHECK_SNMP.C
4 *
5 * Program: SNMP plugin for Nagios
6 * License: GPL
7 * Copyright (c) 1999 Ethan Galstad (nagios@nagios.org)
8 *
9 * Last Modified: $Date$
10 *
11 * Description:
12 *
13 * This plugin uses the 'snmpget' command included with the UCD-SNMP
14 * package. If you don't have the package installed you will need to
15 * download it from http://ucd-snmp.ucdavis.edu before you can use
16 * this plugin.
17 *
18 * License Information:
19 *
20 * This program is free software; you can redistribute it and/or modify
21 * it under the terms of the GNU General Public License as published by
22 * the Free Software Foundation; either version 2 of the License, or
23 * (at your option) any later version.
24 *
25 * This program is distributed in the hope that it will be useful,
26 * but WITHOUT ANY WARRANTY; without even the implied warranty of
27 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
28 * GNU General Public License for more details.
29 *
30 * You should have received a copy of the GNU General Public License
31 * along with this program; if not, write to the Free Software
32 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
33 *./plugins/check_snmp 127.0.0.1 -c public -o .1.3.6.1.4.1.2021.9.1.2.1
34 *****************************************************************************/
36 #include "common.h"
37 #include "utils.h"
38 #include "popen.h"
40 #define PROGNAME check_snmp
42 #define mark(a) ((a)!=0?"*":"")
44 #define CHECK_UNDEF 0
45 #define CRIT_PRESENT 1
46 #define CRIT_STRING 2
47 #define CRIT_REGEX 4
48 #define CRIT_GT 8
49 #define CRIT_LT 16
50 #define CRIT_GE 32
51 #define CRIT_LE 64
52 #define CRIT_EQ 128
53 #define CRIT_NE 256
54 #define CRIT_RANGE 512
55 #define WARN_PRESENT 1024
56 #define WARN_STRING 2048
57 #define WARN_REGEX 4096
58 #define WARN_GT 8192
59 #define WARN_LT 16384
60 #define WARN_GE 32768
61 #define WARN_LE 65536
62 #define WARN_EQ 131072
63 #define WARN_NE 262144
64 #define WARN_RANGE 524288
66 #define MAX_OIDS 8
67 #define MAX_DELIM_LENGTH 8
68 #define DEFAULT_DELIMITER "="
69 #define DEFAULT_OUTPUT_DELIMITER " "
71 void print_usage (void);
72 void print_help (char *);
73 int process_arguments (int, char **);
74 int call_getopt (int, char **);
75 int check_num (int);
76 char *clarify_message (char *);
77 int lu_getll (unsigned long *, char *);
78 int lu_getul (unsigned long *, char *);
79 char *thisarg (char *str);
80 char *nextarg (char *str);
82 #ifdef HAVE_REGEX_H
83 #include <regex.h>
84 char regex_expect[MAX_INPUT_BUFFER] = "";
85 regex_t preg;
86 regmatch_t pmatch[10];
87 char timestamp[10] = "";
88 char regex[MAX_INPUT_BUFFER];
89 char errbuf[MAX_INPUT_BUFFER];
90 int cflags = REG_EXTENDED | REG_NOSUB | REG_NEWLINE;
91 int eflags = 0;
92 int errcode, excode;
93 #endif
95 char *server_address = NULL;
96 char *community = NULL;
97 char oid[MAX_INPUT_BUFFER] = "";
98 char *label = NULL;
99 char *units = NULL;
100 char *port = NULL;
101 char string_value[MAX_INPUT_BUFFER] = "";
102 char **labels = NULL;
103 char **unitv = NULL;
104 int nlabels = 0;
105 int labels_size = 8;
106 int nunits = 0;
107 int unitv_size = 8;
108 unsigned long lower_warn_lim[MAX_OIDS];
109 unsigned long upper_warn_lim[MAX_OIDS];
110 unsigned long lower_crit_lim[MAX_OIDS];
111 unsigned long upper_crit_lim[MAX_OIDS];
112 unsigned long response_value[MAX_OIDS];
113 int check_warning_value = FALSE;
114 int check_critical_value = FALSE;
115 int eval_method[MAX_OIDS];
116 char *delimiter = NULL;
117 char *output_delim = NULL;
120 int
121 main (int argc, char **argv)
122 {
123 int i = 0;
124 int iresult = STATE_UNKNOWN;
125 int found = 0;
126 int result = STATE_DEPENDENT;
127 char input_buffer[MAX_INPUT_BUFFER];
128 char *command_line = NULL;
129 char *response = NULL;
130 char *outbuff = NULL;
131 char *output = NULL;
132 char *ptr = NULL;
133 char *p2 = NULL;
134 char *show = NULL;
136 labels = malloc (labels_size);
137 unitv = malloc (unitv_size);
138 outbuff = strscpy (outbuff, "");
139 for (i = 0; i < MAX_OIDS; i++)
140 eval_method[i] = CHECK_UNDEF;
141 i = 0;
143 if (process_arguments (argc, argv) == ERROR)
144 usage ("Incorrect arguments supplied\n");
146 /* create the command line to execute */
147 command_line = ssprintf
148 (command_line,
149 "%s -m ALL -v 1 %s %s %s",
150 PATH_TO_SNMPGET, server_address, community, oid);
152 /* run the command */
153 child_process = spopen (command_line);
154 if (child_process == NULL) {
155 printf ("Could not open pipe: %s\n", command_line);
156 exit (STATE_UNKNOWN);
157 }
159 child_stderr = fdopen (child_stderr_array[fileno (child_process)], "r");
160 if (child_stderr == NULL) {
161 printf ("Could not open stderr for %s\n", command_line);
162 }
164 while (fgets (input_buffer, MAX_INPUT_BUFFER - 1, child_process))
165 output = strscat (output, input_buffer);
167 ptr = output;
169 while (ptr) {
171 ptr = strstr (ptr, delimiter);
172 if (ptr == NULL)
173 break;
175 ptr += strlen (delimiter);
176 ptr += strspn (ptr, " ");
178 found++;
180 if (ptr[0] == '"') {
181 ptr++;
182 response = strpcpy (response, ptr, "\"");
183 ptr = strpbrk (ptr, "\"");
184 ptr += strspn (ptr, "\"\n");
185 }
186 else {
187 response = strpcpy (response, ptr, "\n");
188 ptr = strpbrk (ptr, "\n");
189 ptr += strspn (ptr, "\n");
190 while
191 (strstr (ptr, delimiter) &&
192 strstr (ptr, "\n") && strstr (ptr, "\n") < strstr (ptr, delimiter)) {
193 response = strpcat (response, ptr, "\n");
194 ptr = strpbrk (ptr, "\n");
195 }
196 if (ptr && strstr (ptr, delimiter) == NULL) {
197 response = strscat (response, ptr);
198 ptr = NULL;
199 }
200 }
202 if (strstr (response, "Gauge: "))
203 show = strstr (response, "Gauge: ") + 7;
204 else if (strstr (response, "Gauge32: "))
205 show = strstr (response, "Gauge32: ") + 9;
206 else
207 show = response;
208 p2 = show;
210 if (eval_method[i] & CRIT_GT ||
211 eval_method[i] & CRIT_LT ||
212 eval_method[i] & CRIT_GE ||
213 eval_method[i] & CRIT_LE ||
214 eval_method[i] & CRIT_EQ ||
215 eval_method[i] & CRIT_NE ||
216 eval_method[i] & WARN_GT ||
217 eval_method[i] & WARN_LT ||
218 eval_method[i] & WARN_GE ||
219 eval_method[i] & WARN_LE ||
220 eval_method[i] & WARN_EQ || eval_method[i] & WARN_NE) {
221 p2 = strpbrk (p2, "0123456789");
222 response_value[i] = strtoul (p2, NULL, 10);
223 iresult = check_num (i);
224 show = ssprintf (show, "%lu", response_value[i]);
225 }
227 else if (eval_method[i] & CRIT_STRING) {
228 if (strcmp (response, string_value))
229 iresult = STATE_CRITICAL;
230 else
231 iresult = STATE_OK;
232 }
234 else if (eval_method[i] & CRIT_REGEX) {
235 #ifdef HAVE_REGEX_H
236 excode = regexec (&preg, response, 10, pmatch, eflags);
237 if (excode == 0) {
238 iresult = STATE_OK;
239 }
240 else if (excode != REG_NOMATCH) {
241 regerror (excode, &preg, errbuf, MAX_INPUT_BUFFER);
242 printf ("Execute Error: %s\n", errbuf);
243 exit (STATE_CRITICAL);
244 }
245 else {
246 iresult = STATE_CRITICAL;
247 }
248 #else
249 printf ("SNMP UNKNOWN: call for regex which was not a compiled option");
250 exit (STATE_UNKNOWN);
251 #endif
252 }
254 else {
255 if (response)
256 iresult = STATE_OK;
257 else if (eval_method[i] & CRIT_PRESENT)
258 iresult = STATE_CRITICAL;
259 else
260 iresult = STATE_WARNING;
261 }
263 result = max_state (result, iresult);
265 if (nlabels > 1 && i < nlabels && labels[i] != NULL)
266 outbuff = ssprintf
267 (outbuff,
268 "%s%s%s %s%s%s",
269 outbuff,
270 (i == 0) ? " " : output_delim,
271 labels[i], mark (iresult), show, mark (iresult));
272 else
273 outbuff = ssprintf
274 (outbuff,
275 "%s%s%s%s%s",
276 outbuff,
277 (i == 0) ? " " : output_delim, mark (iresult), show, mark (iresult));
279 if (nunits > 0 && i < nunits)
280 outbuff = ssprintf (outbuff, "%s %s", outbuff, unitv[i]);
282 i++;
284 } /* end while */
286 if (found == 0)
287 terminate
288 (STATE_UNKNOWN,
289 "%s problem - No data recieved from host\nCMD: %s\n",
290 label, command_line);
292 /* WARNING if output found on stderr */
293 if (fgets (input_buffer, MAX_INPUT_BUFFER - 1, child_stderr))
294 result = max_state (result, STATE_WARNING);
296 /* close stderr */
297 (void) fclose (child_stderr);
299 /* close the pipe */
300 if (spclose (child_process))
301 result = max_state (result, STATE_WARNING);
303 if (nunits > 0)
304 printf ("%s %s -%s\n", label, state_text (result), outbuff);
305 else
306 printf ("%s %s -%s %s\n", label, state_text (result), outbuff, units);
308 return result;
309 }
311 /* process command-line arguments */
312 int
313 process_arguments (int argc, char **argv)
314 {
315 int c;
317 if (argc < 2)
318 return ERROR;
320 for (c = 1; c < argc; c++) {
321 if (strcmp ("-to", argv[c]) == 0)
322 strcpy (argv[c], "-t");
323 if (strcmp ("-wv", argv[c]) == 0)
324 strcpy (argv[c], "-w");
325 if (strcmp ("-cv", argv[c]) == 0)
326 strcpy (argv[c], "-c");
327 }
329 c = 0;
330 while (c += (call_getopt (argc - c, &argv[c]))) {
331 if (argc <= c)
332 break;
333 if (server_address == NULL)
334 server_address = strscpy (NULL, argv[c]);
335 }
337 if (community == NULL)
338 community = strscpy (NULL, "public");
340 if (delimiter == NULL)
341 delimiter = strscpy (NULL, DEFAULT_DELIMITER);
343 if (output_delim == NULL)
344 output_delim = strscpy (NULL, DEFAULT_OUTPUT_DELIMITER);
346 if (label == NULL)
347 label = strscpy (NULL, "SNMP");
349 if (units == NULL)
350 units = strscpy (NULL, "");
352 if (port == NULL)
353 port = strscpy(NULL,"161");
355 if (port == NULL)
356 port = strscpy(NULL,"161");
358 return c;
359 }
361 int
362 call_getopt (int argc, char **argv)
363 {
364 char *ptr;
365 int c, i = 1;
366 int j = 0, jj = 0;
368 #ifdef HAVE_GETOPT_H
369 int option_index = 0;
370 static struct option long_options[] = {
371 {"help", no_argument, 0, 'h'},
372 {"version", no_argument, 0, 'V'},
373 {"timeout", required_argument, 0, 't'},
374 {"critical", required_argument, 0, 'c'},
375 {"warning", required_argument, 0, 'w'},
376 {"hostname", required_argument, 0, 'H'},
377 {"community", required_argument, 0, 'C'},
378 {"oid", required_argument, 0, 'o'},
379 {"object", required_argument, 0, 'o'},
380 {"delimiter", required_argument, 0, 'd'},
381 {"output-delimiter", required_argument, 0, 'D'},
382 {"string", required_argument, 0, 's'},
383 {"regex", required_argument, 0, 'r'},
384 {"ereg", required_argument, 0, 'r'},
385 {"eregi", required_argument, 0, 'R'},
386 {"label", required_argument, 0, 'l'},
387 {"units", required_argument, 0, 'u'},
388 {0, 0, 0, 0}
389 };
390 #endif
392 while (1) {
393 #ifdef HAVE_GETOPT_H
394 c =
395 getopt_long (argc, argv, "+?hVt:c:w:H:C:o:d:D:s:R:r:l:u:",
396 long_options, &option_index);
397 #else
398 c = getopt (argc, argv, "+?hVt:c:w:H:C:o:d:D:s:R:r:l:u:");
399 #endif
401 if (c == -1 || c == EOF)
402 break;
404 i++;
405 switch (c) {
406 case 't':
407 case 'c':
408 case 'w':
409 case 'H':
410 case 'C':
411 case 'o':
412 case 'd':
413 case 'D':
414 case 's':
415 case 'R':
416 case 'r':
417 case 'l':
418 case 'u':
419 case 'p':
420 i++;
421 }
423 switch (c) {
424 case '?': /* help */
425 printf ("%s: Unknown argument: %s\n\n", my_basename (argv[0]), optarg);
426 print_usage ();
427 exit (STATE_UNKNOWN);
428 case 'h': /* help */
429 print_help (my_basename (argv[0]));
430 exit (STATE_OK);
431 case 'V': /* version */
432 print_revision (my_basename (argv[0]), "$Revision$");
433 exit (STATE_OK);
434 case 't': /* timeout period */
435 if (!is_integer (optarg)) {
436 printf ("%s: Timeout Interval must be an integer!\n\n",
437 my_basename (argv[0]));
438 print_usage ();
439 exit (STATE_UNKNOWN);
440 }
441 timeout_interval = atoi (optarg);
442 break;
443 case 'c': /* critical time threshold */
444 if (strspn (optarg, "0123456789:,") < strlen (optarg)) {
445 printf ("Invalid critical threshold: %s\n", optarg);
446 print_usage ();
447 exit (STATE_UNKNOWN);
448 }
449 for (ptr = optarg, jj = 0; ptr && jj < MAX_OIDS; jj++) {
450 if (lu_getll (&lower_crit_lim[jj], ptr) == 1)
451 eval_method[jj] |= CRIT_LT;
452 if (lu_getul (&upper_crit_lim[jj], ptr) == 1)
453 eval_method[jj] |= CRIT_GT;
454 (ptr = index (ptr, ',')) ? ptr++ : ptr;
455 }
456 break;
457 case 'w': /* warning time threshold */
458 if (strspn (optarg, "0123456789:,") < strlen (optarg)) {
459 printf ("Invalid warning threshold: %s\n", optarg);
460 print_usage ();
461 exit (STATE_UNKNOWN);
462 }
463 for (ptr = optarg, jj = 0; ptr && jj < MAX_OIDS; jj++) {
464 if (lu_getll (&lower_warn_lim[jj], ptr) == 1)
465 eval_method[jj] |= WARN_LT;
466 if (lu_getul (&upper_warn_lim[jj], ptr) == 1)
467 eval_method[jj] |= WARN_GT;
468 (ptr = index (ptr, ',')) ? ptr++ : ptr;
469 }
470 break;
471 case 'H': /* Host or server */
472 server_address = strscpy (server_address, optarg);
473 break;
474 case 'C': /* group or community */
475 community = strscpy (community, optarg);
476 break;
477 case 'o': /* object identifier */
478 for (ptr = optarg; (ptr = index (ptr, ',')); ptr++)
479 ptr[0] = ' ';
480 strncpy (oid, optarg, sizeof (oid) - 1);
481 oid[sizeof (oid) - 1] = 0;
482 for (ptr = optarg, j = 1; (ptr = index (ptr, ' ')); ptr++)
483 j++;
484 break;
485 case 'd': /* delimiter */
486 delimiter = strscpy (delimiter, optarg);
487 break;
488 case 'D': /* output-delimiter */
489 output_delim = strscpy (output_delim, optarg);
490 break;
491 case 's': /* string or substring */
492 strncpy (string_value, optarg, sizeof (string_value) - 1);
493 string_value[sizeof (string_value) - 1] = 0;
494 eval_method[jj++] = CRIT_STRING;
495 break;
496 case 'R': /* regex */
497 #ifdef HAVE_REGEX_H
498 cflags = REG_ICASE;
499 #endif
500 case 'r': /* regex */
501 #ifdef HAVE_REGEX_H
502 cflags |= REG_EXTENDED | REG_NOSUB | REG_NEWLINE;
503 strncpy (regex_expect, optarg, sizeof (regex_expect) - 1);
504 regex_expect[sizeof (regex_expect) - 1] = 0;
505 errcode = regcomp (&preg, regex_expect, cflags);
506 if (errcode != 0) {
507 regerror (errcode, &preg, errbuf, MAX_INPUT_BUFFER);
508 printf ("Could Not Compile Regular Expression");
509 return ERROR;
510 }
511 eval_method[jj++] = CRIT_REGEX;
512 #else
513 printf ("SNMP UNKNOWN: call for regex which was not a compiled option");
514 exit (STATE_UNKNOWN);
515 #endif
516 break;
517 case 'l': /* label */
518 label = optarg;
519 nlabels++;
520 if (nlabels >= labels_size) {
521 labels_size += 8;
522 labels = realloc (labels, labels_size);
523 if (labels == NULL)
524 terminate (STATE_UNKNOWN,
525 "Could not realloc() labels[%d]", nlabels);
526 }
527 labels[nlabels - 1] = optarg;
528 ptr = thisarg (optarg);
529 if (strstr (ptr, "'") == ptr)
530 labels[nlabels - 1] = ptr + 1;
531 else
532 labels[nlabels - 1] = ptr;
533 while (ptr && (ptr = nextarg (ptr))) {
534 if (nlabels >= labels_size) {
535 labels_size += 8;
536 labels = realloc (labels, labels_size);
537 if (labels == NULL)
538 terminate (STATE_UNKNOWN, "Could not realloc() labels\n");
539 }
540 labels++;
541 ptr = thisarg (ptr);
542 if (strstr (ptr, "'") == ptr)
543 labels[nlabels - 1] = ptr + 1;
544 else
545 labels[nlabels - 1] = ptr;
546 }
547 break;
548 case 'u': /* units */
549 units = optarg;
550 nunits++;
551 if (nunits >= unitv_size) {
552 unitv_size += 8;
553 unitv = realloc (unitv, unitv_size);
554 if (unitv == NULL)
555 terminate (STATE_UNKNOWN,
556 "Could not realloc() units [%d]\n", nunits);
557 }
558 unitv[nunits - 1] = optarg;
559 ptr = thisarg (optarg);
560 if (strstr (ptr, "'") == ptr)
561 unitv[nunits - 1] = ptr + 1;
562 else
563 unitv[nunits - 1] = ptr;
564 while (ptr && (ptr = nextarg (ptr))) {
565 if (nunits >= unitv_size) {
566 unitv_size += 8;
567 unitv = realloc (unitv, unitv_size);
568 if (units == NULL)
569 terminate (STATE_UNKNOWN, "Could not realloc() units\n");
570 }
571 nunits++;
572 ptr = thisarg (ptr);
573 if (strstr (ptr, "'") == ptr)
574 unitv[nunits - 1] = ptr + 1;
575 else
576 unitv[nunits - 1] = ptr;
577 }
578 break;
579 }
580 }
581 return i;
582 }
584 void
585 print_usage (void)
586 {
587 printf
588 ("Usage: check_snmp -H <ip_address> -o <OID> [-w warn_range] [-c crit_range] \n"
589 " [-C community] [-s string] [-r regex] [-R regexi] [-t timeout]\n"
590 " [-l label] [-u units] [-d delimiter] [-D output-delimiter]\n"
591 " check_snmp --help\n" " check_snmp --version\n");
592 }
594 void
595 print_help (char *cmd)
596 {
597 printf ("Copyright (c) 1999 Ethan Galstad (nagios@nagios.org)\n"
598 "License: GPL\n\n");
599 print_usage ();
600 printf
601 ("\nOptions:\n"
602 " -h, --help\n"
603 " Print detailed help screen\n"
604 " -V, --version\n"
605 " Print version information\n"
606 " -H, --hostname=HOST\n"
607 " Name or IP address of the device you wish to query\n"
608 " -o, --oid=OID(s)\n"
609 " Object identifier(s) whose value you wish to query\n"
610 " -w, --warning=INTEGER_RANGE(s)\n"
611 " Range(s) which will not result in a WARNING status\n"
612 " -c, --critical=INTEGER_RANGE(s)\n"
613 " Range(s) which will not result in a CRITICAL status\n"
614 " -C, --community=STRING\n"
615 " Optional community string for SNMP communication\n"
616 " (default is \"public\")\n"
617 " -u, --units=STRING\n"
618 " Units label(s) for output data (e.g., 'sec.').\n"
619 " -p, --port=STRING\n"
620 " TCP port number target is listening on.\n"
621 " -d, --delimiter=STRING\n"
622 " Delimiter to use when parsing returned data. Default is \"%s\"\n"
623 " Any data on the right hand side of the delimiter is considered\n"
624 " to be the data that should be used in the evaluation.\n"
625 " -t, --timeout=INTEGER\n"
626 " Seconds to wait before plugin times out (see also nagios server timeout)\n"
627 " -D, --output-delimiter=STRING\n"
628 " Separates output on multiple OID requests\n"
629 " -s, --string=STRING\n"
630 " Return OK state (for that OID) if STRING is an exact match\n"
631 " -r, --ereg=REGEX\n"
632 " Return OK state (for that OID) if extended regular expression REGEX matches\n"
633 " -R, --eregi=REGEX\n"
634 " Return OK state (for that OID) if case-insensitive extended REGEX matches\n"
635 " -l, --label=STRING\n"
636 " Prefix label for output from plugin (default -s 'SNMP')\n\n"
637 "- This plugin uses the 'snmpget' command included with the UCD-SNMP package.\n"
638 " If you don't have the package installed, you will need to download it from\n"
639 " http://ucd-snmp.ucdavis.edu before you can use this plugin.\n"
640 "- Multiple OIDs may be indicated by a comma- or space-delimited list (lists with\n"
641 " internal spaces must be quoted)\n"
642 "- Ranges are inclusive and are indicated with colons. When specified as\n"
643 " 'min:max' a STATE_OK will be returned if the result is within the indicated\n"
644 " range or is equal to the upper or lower bound. A non-OK state will be\n"
645 " returned if the result is outside the specified range.\n"
646 "- If spcified in the order 'max:min' a non-OK state will be returned if the\n"
647 " result is within the (inclusive) range.\n"
648 "- Upper or lower bounds may be omitted to skip checking the respective limit.\n"
649 "- Bare integers are interpreted as upper limits.\n"
650 "- When checking multiple OIDs, separate ranges by commas like '-w 1:10,1:,:20'\n"
651 "- Note that only one string and one regex may be checked at present\n"
652 "- All evaluation methods other than PR, STR, and SUBSTR expect that the value\n"
653 " returned from the SNMP query is an unsigned integer.\n\n",
654 DEFAULT_DELIMITER);
655 }
657 char *
658 clarify_message (char *msg)
659 {
660 int i = 0;
661 int foo;
662 char tmpmsg_c[MAX_INPUT_BUFFER];
663 char *tmpmsg = (char *) &tmpmsg_c;
664 tmpmsg = strcpy (tmpmsg, msg);
665 if (!strncmp (tmpmsg, " Hex:", 5)) {
666 tmpmsg = strtok (tmpmsg, ":");
667 while ((tmpmsg = strtok (NULL, " "))) {
668 foo = strtol (tmpmsg, NULL, 16);
669 /* Translate chars that are not the same value in the printers
670 * character set.
671 */
672 switch (foo) {
673 case 208:
674 {
675 foo = 197;
676 break;
677 }
678 case 216:
679 {
680 foo = 196;
681 break;
682 }
683 }
684 msg[i] = foo;
685 i++;
686 }
687 msg[i] = 0;
688 }
689 return (msg);
690 }
693 int
694 check_num (int i)
695 {
696 int result;
697 result = STATE_OK;
698 if (eval_method[i] & WARN_GT && eval_method[i] & WARN_LT &&
699 lower_warn_lim[i] > upper_warn_lim[i]) {
700 if (response_value[i] <= lower_warn_lim[i] &&
701 response_value[i] >= upper_warn_lim[i]) {
702 result = STATE_WARNING;
703 }
704 }
705 else if
706 ((eval_method[i] & WARN_GT && response_value[i] > upper_warn_lim[i]) ||
707 (eval_method[i] & WARN_GE && response_value[i] >= upper_warn_lim[i]) ||
708 (eval_method[i] & WARN_LT && response_value[i] < lower_warn_lim[i]) ||
709 (eval_method[i] & WARN_LE && response_value[i] <= lower_warn_lim[i]) ||
710 (eval_method[i] & WARN_EQ && response_value[i] == upper_warn_lim[i]) ||
711 (eval_method[i] & WARN_NE && response_value[i] != upper_warn_lim[i])) {
712 result = STATE_WARNING;
713 }
715 if (eval_method[i] & CRIT_GT && eval_method[i] & CRIT_LT &&
716 lower_warn_lim[i] > upper_warn_lim[i]) {
717 if (response_value[i] <= lower_crit_lim[i] &&
718 response_value[i] >= upper_crit_lim[i]) {
719 result = STATE_CRITICAL;
720 }
721 }
722 else if
723 ((eval_method[i] & CRIT_GT && response_value[i] > upper_crit_lim[i]) ||
724 (eval_method[i] & CRIT_GE && response_value[i] >= upper_crit_lim[i]) ||
725 (eval_method[i] & CRIT_LT && response_value[i] < lower_crit_lim[i]) ||
726 (eval_method[i] & CRIT_LE && response_value[i] <= lower_crit_lim[i]) ||
727 (eval_method[i] & CRIT_EQ && response_value[i] == upper_crit_lim[i]) ||
728 (eval_method[i] & CRIT_NE && response_value[i] != upper_crit_lim[i])) {
729 result = STATE_CRITICAL;
730 }
732 return result;
733 }
736 int
737 lu_getll (unsigned long *ll, char *str)
738 {
739 char tmp[100];
740 if (strchr (str, ':') == NULL)
741 return 0;
742 if (strchr (str, ',') != NULL && (strchr (str, ',') < strchr (str, ':')))
743 return 0;
744 if (sscanf (str, "%lu%[:]", ll, tmp) == 2)
745 return 1;
746 return 0;
747 }
749 int
750 lu_getul (unsigned long *ul, char *str)
751 {
752 char tmp[100];
753 if (sscanf (str, "%lu%[^,]", ul, tmp) == 1)
754 return 1;
755 if (sscanf (str, ":%lu%[^,]", ul, tmp) == 1)
756 return 1;
757 if (sscanf (str, "%*u:%lu%[^,]", ul, tmp) == 1)
758 return 1;
759 return 0;
760 }
767 /* trim leading whitespace
768 if there is a leading quote, make sure it balances */
770 char *
771 thisarg (char *str)
772 {
773 str += strspn (str, " \t\r\n"); /* trim any leading whitespace */
774 if (strstr (str, "'") == str) { /* handle SIMPLE quoted strings */
775 if (strlen (str) == 1 || !strstr (str + 1, "'"))
776 terminate (STATE_UNKNOWN, "Unbalanced quotes\n");
777 }
778 return str;
779 }
782 /* if there's a leading quote, advance to the trailing quote
783 set the trailing quote to '\x0'
784 if the string continues, advance beyond the comma */
786 char *
787 nextarg (char *str)
788 {
789 if (strstr (str, "'") == str) {
790 if (strlen (str) > 1) {
791 str = strstr (str + 1, "'");
792 str[0] = 0;
793 return (++str);
794 }
795 else {
796 str[0] = 0;
797 return NULL;
798 }
799 }
800 if (strstr (str, ",") == str) {
801 if (strlen (str) > 1) {
802 str[0] = 0;
803 return (++str);
804 }
805 else {
806 str[0] = 0;
807 return NULL;
808 }
809 }
810 if ((str = strstr (str, ",")) && strlen (str) > 1) {
811 str[0] = 0;
812 return (++str);
813 }
814 return NULL;
815 }