13e12ff8f567459c63b4a55bb29d7b2d6c09bf9f
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 -p %s -m ALL -v 1 %s -c %s %s",
150 PATH_TO_SNMPGET, port, 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 /*For consistency- full SNMP response every time */
225 show = ssprintf (show, "%d", response);
226 }
228 else if (eval_method[i] & CRIT_STRING) {
229 if (strcmp (response, string_value))
230 iresult = STATE_CRITICAL;
231 else
232 iresult = STATE_OK;
233 }
235 else if (eval_method[i] & CRIT_REGEX) {
236 #ifdef HAVE_REGEX_H
237 excode = regexec (&preg, response, 10, pmatch, eflags);
238 if (excode == 0) {
239 iresult = STATE_OK;
240 }
241 else if (excode != REG_NOMATCH) {
242 regerror (excode, &preg, errbuf, MAX_INPUT_BUFFER);
243 printf ("Execute Error: %s\n", errbuf);
244 exit (STATE_CRITICAL);
245 }
246 else {
247 iresult = STATE_CRITICAL;
248 }
249 #else
250 printf ("SNMP UNKNOWN: call for regex which was not a compiled option");
251 exit (STATE_UNKNOWN);
252 #endif
253 }
255 else {
256 if (response)
257 iresult = STATE_OK;
258 else if (eval_method[i] & CRIT_PRESENT)
259 iresult = STATE_CRITICAL;
260 else
261 iresult = STATE_WARNING;
262 }
264 result = max (result, iresult);
266 if (nlabels > 1 && i < nlabels && labels[i] != NULL)
267 outbuff = ssprintf
268 (outbuff,
269 "%s%s%s %s%s%s",
270 outbuff,
271 (i == 0) ? " " : output_delim,
272 labels[i], mark (iresult), show, mark (iresult));
273 else
274 outbuff = ssprintf
275 (outbuff,
276 "%s%s%s%s%s",
277 outbuff,
278 (i == 0) ? " " : output_delim, mark (iresult), show, mark (iresult));
280 if (nunits > 0 && i < nunits)
281 outbuff = ssprintf (outbuff, "%s %s", outbuff, unitv[i]);
283 i++;
285 } /* end while */
287 if (found == 0)
288 terminate
289 (STATE_UNKNOWN,
290 "%s problem - No data recieved from host\nCMD: %s\n",
291 label, command_line);
293 /* WARNING if output found on stderr */
294 if (fgets (input_buffer, MAX_INPUT_BUFFER - 1, child_stderr))
295 result = max (result, STATE_WARNING);
297 /* close stderr */
298 (void) fclose (child_stderr);
300 /* close the pipe */
301 if (spclose (child_process))
302 result = max (result, STATE_WARNING);
304 if (nunits > 0)
305 printf ("%s %s -%s\n", label, state_text (result), outbuff);
306 else
307 printf ("%s %s -%s %s\n", label, state_text (result), outbuff, units);
309 return result;
310 }
312 /* process command-line arguments */
313 int
314 process_arguments (int argc, char **argv)
315 {
316 int c;
318 if (argc < 2)
319 return ERROR;
321 for (c = 1; c < argc; c++) {
322 if (strcmp ("-to", argv[c]) == 0)
323 strcpy (argv[c], "-t");
324 if (strcmp ("-wv", argv[c]) == 0)
325 strcpy (argv[c], "-w");
326 if (strcmp ("-cv", argv[c]) == 0)
327 strcpy (argv[c], "-c");
328 }
330 c = 0;
331 while (c += (call_getopt (argc - c, &argv[c]))) {
332 if (argc <= c)
333 break;
334 if (server_address == NULL)
335 server_address = strscpy (NULL, argv[c]);
336 }
338 if (community == NULL)
339 community = strscpy (NULL, "public");
341 if (delimiter == NULL)
342 delimiter = strscpy (NULL, DEFAULT_DELIMITER);
344 if (output_delim == NULL)
345 output_delim = strscpy (NULL, DEFAULT_OUTPUT_DELIMITER);
347 if (label == NULL)
348 label = strscpy (NULL, "SNMP");
350 if (units == NULL)
351 units = strscpy (NULL, "");
353 if (port == NULL)
354 port = strscpy(NULL,"161");
356 return c;
357 }
359 int
360 call_getopt (int argc, char **argv)
361 {
362 char *ptr;
363 int c, i = 1;
364 int j = 0, jj = 0;
366 #ifdef HAVE_GETOPT_H
367 int option_index = 0;
368 static struct option long_options[] = {
369 {"help", no_argument, 0, 'h'},
370 {"version", no_argument, 0, 'V'},
371 {"timeout", required_argument, 0, 't'},
372 {"critical", required_argument, 0, 'c'},
373 {"warning", required_argument, 0, 'w'},
374 {"hostname", required_argument, 0, 'H'},
375 {"community", required_argument, 0, 'C'},
376 {"oid", required_argument, 0, 'o'},
377 {"object", required_argument, 0, 'o'},
378 {"delimiter", required_argument, 0, 'd'},
379 {"output-delimiter", required_argument, 0, 'D'},
380 {"string", required_argument, 0, 's'},
381 {"regex", required_argument, 0, 'r'},
382 {"ereg", required_argument, 0, 'r'},
383 {"eregi", required_argument, 0, 'R'},
384 {"label", required_argument, 0, 'l'},
385 {"units", required_argument, 0, 'u'},
386 {"port", required_argument, 0, 'p'},
387 {0, 0, 0, 0}
388 };
389 #endif
391 while (1) {
392 #ifdef HAVE_GETOPT_H
393 c =
394 getopt_long (argc, argv, "+?hVt:c:w:H:C:o:d:D:s:R:r:l:u:p:",
395 long_options, &option_index);
396 #else
397 c = getopt (argc, argv, "+?hVt:c:w:H:C:o:d:D:s:R:r:l:u:p:");
398 #endif
400 if (c == -1 || c == EOF)
401 break;
403 i++;
404 switch (c) {
405 case 't':
406 case 'c':
407 case 'w':
408 case 'H':
409 case 'C':
410 case 'o':
411 case 'd':
412 case 'D':
413 case 's':
414 case 'R':
415 case 'r':
416 case 'l':
417 case 'u':
418 case 'p':
419 i++;
420 }
422 switch (c) {
423 case '?': /* help */
424 printf ("%s: Unknown argument: %s\n\n", my_basename (argv[0]), optarg);
425 print_usage ();
426 exit (STATE_UNKNOWN);
427 case 'h': /* help */
428 print_help (my_basename (argv[0]));
429 exit (STATE_OK);
430 case 'V': /* version */
431 print_revision (my_basename (argv[0]), "$Revision$");
432 exit (STATE_OK);
433 case 't': /* timeout period */
434 if (!is_integer (optarg)) {
435 printf ("%s: Timeout Interval must be an integer!\n\n",
436 my_basename (argv[0]));
437 print_usage ();
438 exit (STATE_UNKNOWN);
439 }
440 timeout_interval = atoi (optarg);
441 break;
442 case 'c': /* critical time threshold */
443 if (strspn (optarg, "0123456789:,") < strlen (optarg)) {
444 printf ("Invalid critical threshold: %s\n", optarg);
445 print_usage ();
446 exit (STATE_UNKNOWN);
447 }
448 for (ptr = optarg, jj = 0; ptr && jj < MAX_OIDS; jj++) {
449 if (lu_getll (&lower_crit_lim[jj], ptr) == 1)
450 eval_method[jj] |= CRIT_LT;
451 if (lu_getul (&upper_crit_lim[jj], ptr) == 1)
452 eval_method[jj] |= CRIT_GT;
453 (ptr = index (ptr, ',')) ? ptr++ : ptr;
454 }
455 break;
456 case 'w': /* warning time threshold */
457 if (strspn (optarg, "0123456789:,") < strlen (optarg)) {
458 printf ("Invalid warning threshold: %s\n", optarg);
459 print_usage ();
460 exit (STATE_UNKNOWN);
461 }
462 for (ptr = optarg, jj = 0; ptr && jj < MAX_OIDS; jj++) {
463 if (lu_getll (&lower_warn_lim[jj], ptr) == 1)
464 eval_method[jj] |= WARN_LT;
465 if (lu_getul (&upper_warn_lim[jj], ptr) == 1)
466 eval_method[jj] |= WARN_GT;
467 (ptr = index (ptr, ',')) ? ptr++ : ptr;
468 }
469 break;
470 case 'H': /* Host or server */
471 server_address = strscpy (server_address, optarg);
472 break;
473 case 'C': /* group or community */
474 community = strscpy (community, optarg);
475 break;
476 case 'o': /* object identifier */
477 for (ptr = optarg; (ptr = index (ptr, ',')); ptr++)
478 ptr[0] = ' ';
479 strncpy (oid, optarg, sizeof (oid) - 1);
480 oid[sizeof (oid) - 1] = 0;
481 for (ptr = optarg, j = 1; (ptr = index (ptr, ' ')); ptr++)
482 j++;
483 break;
484 case 'd': /* delimiter */
485 delimiter = strscpy (delimiter, optarg);
486 break;
487 case 'D': /* output-delimiter */
488 output_delim = strscpy (output_delim, optarg);
489 break;
490 case 's': /* string or substring */
491 strncpy (string_value, optarg, sizeof (string_value) - 1);
492 string_value[sizeof (string_value) - 1] = 0;
493 eval_method[jj++] = CRIT_STRING;
494 break;
495 case 'R': /* regex */
496 #ifdef HAVE_REGEX_H
497 cflags = REG_ICASE;
498 #endif
499 case 'r': /* regex */
500 #ifdef HAVE_REGEX_H
501 cflags |= REG_EXTENDED | REG_NOSUB | REG_NEWLINE;
502 strncpy (regex_expect, optarg, sizeof (regex_expect) - 1);
503 regex_expect[sizeof (regex_expect) - 1] = 0;
504 errcode = regcomp (&preg, regex_expect, cflags);
505 if (errcode != 0) {
506 regerror (errcode, &preg, errbuf, MAX_INPUT_BUFFER);
507 printf ("Could Not Compile Regular Expression");
508 return ERROR;
509 }
510 eval_method[jj++] = CRIT_REGEX;
511 #else
512 printf ("SNMP UNKNOWN: call for regex which was not a compiled option");
513 exit (STATE_UNKNOWN);
514 #endif
515 break;
516 case 'l': /* label */
517 label = optarg;
518 nlabels++;
519 if (nlabels >= labels_size) {
520 labels_size += 8;
521 labels = realloc (labels, labels_size);
522 if (labels == NULL)
523 terminate (STATE_UNKNOWN,
524 "Could not realloc() labels[%d]", nlabels);
525 }
526 labels[nlabels - 1] = optarg;
527 ptr = thisarg (optarg);
528 if (strstr (ptr, "'") == ptr)
529 labels[nlabels - 1] = ptr + 1;
530 else
531 labels[nlabels - 1] = ptr;
532 while (ptr && (ptr = nextarg (ptr))) {
533 if (nlabels >= labels_size) {
534 labels_size += 8;
535 labels = realloc (labels, labels_size);
536 if (labels == NULL)
537 terminate (STATE_UNKNOWN, "Could not realloc() labels\n");
538 }
539 labels++;
540 ptr = thisarg (ptr);
541 if (strstr (ptr, "'") == ptr)
542 labels[nlabels - 1] = ptr + 1;
543 else
544 labels[nlabels - 1] = ptr;
545 }
546 break;
547 case 'u': /* units */
548 units = optarg;
549 nunits++;
550 if (nunits >= unitv_size) {
551 unitv_size += 8;
552 unitv = realloc (unitv, unitv_size);
553 if (unitv == NULL)
554 terminate (STATE_UNKNOWN,
555 "Could not realloc() units [%d]\n", nunits);
556 }
557 unitv[nunits - 1] = optarg;
558 ptr = thisarg (optarg);
559 if (strstr (ptr, "'") == ptr)
560 unitv[nunits - 1] = ptr + 1;
561 else
562 unitv[nunits - 1] = ptr;
563 while (ptr && (ptr = nextarg (ptr))) {
564 if (nunits >= unitv_size) {
565 unitv_size += 8;
566 unitv = realloc (unitv, unitv_size);
567 if (units == NULL)
568 terminate (STATE_UNKNOWN, "Could not realloc() units\n");
569 }
570 nunits++;
571 ptr = thisarg (ptr);
572 if (strstr (ptr, "'") == ptr)
573 unitv[nunits - 1] = ptr + 1;
574 else
575 unitv[nunits - 1] = ptr;
576 }
577 break;
578 case 'p': /* TCP port number */
579 port = strscpy(port, optarg);
580 break;
582 }
583 }
584 return i;
585 }
587 void
588 print_usage (void)
589 {
590 printf
591 ("Usage: check_snmp -H <ip_address> -o <OID> [-w warn_range] [-c crit_range] \n"
592 " [-C community] [-s string] [-r regex] [-R regexi] [-t timeout]\n"
593 " [-l label] [-u units] [-p port-number] [-d delimiter] [-D output-delimiter]\n"
594 " check_snmp --help\n" " check_snmp --version\n");
595 }
597 void
598 print_help (char *cmd)
599 {
600 printf ("Copyright (c) 1999 Ethan Galstad (nagios@nagios.org)\n"
601 "License: GPL\n\n");
602 print_usage ();
603 printf
604 ("\nOptions:\n"
605 " -h, --help\n"
606 " Print detailed help screen\n"
607 " -V, --version\n"
608 " Print version information\n"
609 " -H, --hostname=HOST\n"
610 " Name or IP address of the device you wish to query\n"
611 " -o, --oid=OID(s)\n"
612 " Object identifier(s) whose value you wish to query\n"
613 " -w, --warning=INTEGER_RANGE(s)\n"
614 " Range(s) which will not result in a WARNING status\n"
615 " -c, --critical=INTEGER_RANGE(s)\n"
616 " Range(s) which will not result in a CRITICAL status\n"
617 " -C, --community=STRING\n"
618 " Optional community string for SNMP communication\n"
619 " (default is \"public\")\n"
620 " -u, --units=STRING\n"
621 " Units label(s) for output data (e.g., 'sec.').\n"
622 " -p, --port=STRING\n"
623 " UDP port number target is listening on.\n"
624 " -d, --delimiter=STRING\n"
625 " Delimiter to use when parsing returned data. Default is \"%s\"\n"
626 " Any data on the right hand side of the delimiter is considered\n"
627 " to be the data that should be used in the evaluation.\n"
628 " -t, --timeout=INTEGER\n"
629 " Seconds to wait before plugin times out (see also nagios server timeout)\n"
630 " -D, --output-delimiter=STRING\n"
631 " Separates output on multiple OID requests\n"
632 " -s, --string=STRING\n"
633 " Return OK state (for that OID) if STRING is an exact match\n"
634 " -r, --ereg=REGEX\n"
635 " Return OK state (for that OID) if extended regular expression REGEX matches\n"
636 " -R, --eregi=REGEX\n"
637 " Return OK state (for that OID) if case-insensitive extended REGEX matches\n"
638 " -l, --label=STRING\n"
639 " Prefix label for output from plugin (default -s 'SNMP')\n\n"
640 "- This plugin uses the 'snmpget' command included with the UCD-SNMP package.\n"
641 " If you don't have the package installed, you will need to download it from\n"
642 " http://ucd-snmp.ucdavis.edu before you can use this plugin.\n"
643 "- Multiple OIDs may be indicated by a comma- or space-delimited list (lists with\n"
644 " internal spaces must be quoted)\n"
645 "- Ranges are inclusive and are indicated with colons. When specified as\n"
646 " 'min:max' a STATE_OK will be returned if the result is within the indicated\n"
647 " range or is equal to the upper or lower bound. A non-OK state will be\n"
648 " returned if the result is outside the specified range.\n"
649 "- If spcified in the order 'max:min' a non-OK state will be returned if the\n"
650 " result is within the (inclusive) range.\n"
651 "- Upper or lower bounds may be omitted to skip checking the respective limit.\n"
652 "- Bare integers are interpreted as upper limits.\n"
653 "- When checking multiple OIDs, separate ranges by commas like '-w 1:10,1:,:20'\n"
654 "- Note that only one string and one regex may be checked at present\n"
655 "- All evaluation methods other than PR, STR, and SUBSTR expect that the value\n"
656 " returned from the SNMP query is an unsigned integer.\n\n",
657 DEFAULT_DELIMITER);
658 }
660 char *
661 clarify_message (char *msg)
662 {
663 int i = 0;
664 int foo;
665 char tmpmsg_c[MAX_INPUT_BUFFER];
666 char *tmpmsg = (char *) &tmpmsg_c;
667 tmpmsg = strcpy (tmpmsg, msg);
668 if (!strncmp (tmpmsg, " Hex:", 5)) {
669 tmpmsg = strtok (tmpmsg, ":");
670 while ((tmpmsg = strtok (NULL, " "))) {
671 foo = strtol (tmpmsg, NULL, 16);
672 /* Translate chars that are not the same value in the printers
673 * character set.
674 */
675 switch (foo) {
676 case 208:
677 {
678 foo = 197;
679 break;
680 }
681 case 216:
682 {
683 foo = 196;
684 break;
685 }
686 }
687 msg[i] = foo;
688 i++;
689 }
690 msg[i] = 0;
691 }
692 return (msg);
693 }
696 int
697 check_num (int i)
698 {
699 int result;
700 result = STATE_OK;
701 if (eval_method[i] & WARN_GT && eval_method[i] & WARN_LT &&
702 lower_warn_lim[i] > upper_warn_lim[i]) {
703 if (response_value[i] <= lower_warn_lim[i] &&
704 response_value[i] >= upper_warn_lim[i]) {
705 result = STATE_WARNING;
706 }
707 }
708 else if
709 ((eval_method[i] & WARN_GT && response_value[i] > upper_warn_lim[i]) ||
710 (eval_method[i] & WARN_GE && response_value[i] >= upper_warn_lim[i]) ||
711 (eval_method[i] & WARN_LT && response_value[i] < lower_warn_lim[i]) ||
712 (eval_method[i] & WARN_LE && response_value[i] <= lower_warn_lim[i]) ||
713 (eval_method[i] & WARN_EQ && response_value[i] == upper_warn_lim[i]) ||
714 (eval_method[i] & WARN_NE && response_value[i] != upper_warn_lim[i])) {
715 result = STATE_WARNING;
716 }
718 if (eval_method[i] & CRIT_GT && eval_method[i] & CRIT_LT &&
719 lower_warn_lim[i] > upper_warn_lim[i]) {
720 if (response_value[i] <= lower_crit_lim[i] &&
721 response_value[i] >= upper_crit_lim[i]) {
722 result = STATE_CRITICAL;
723 }
724 }
725 else if
726 ((eval_method[i] & CRIT_GT && response_value[i] > upper_crit_lim[i]) ||
727 (eval_method[i] & CRIT_GE && response_value[i] >= upper_crit_lim[i]) ||
728 (eval_method[i] & CRIT_LT && response_value[i] < lower_crit_lim[i]) ||
729 (eval_method[i] & CRIT_LE && response_value[i] <= lower_crit_lim[i]) ||
730 (eval_method[i] & CRIT_EQ && response_value[i] == upper_crit_lim[i]) ||
731 (eval_method[i] & CRIT_NE && response_value[i] != upper_crit_lim[i])) {
732 result = STATE_CRITICAL;
733 }
735 return result;
736 }
739 int
740 lu_getll (unsigned long *ll, char *str)
741 {
742 char tmp[100];
743 if (strchr (str, ':') == NULL)
744 return 0;
745 if (strchr (str, ',') != NULL && (strchr (str, ',') < strchr (str, ':')))
746 return 0;
747 if (sscanf (str, "%lu%[:]", ll, tmp) == 2)
748 return 1;
749 return 0;
750 }
752 int
753 lu_getul (unsigned long *ul, char *str)
754 {
755 char tmp[100];
756 if (sscanf (str, "%lu%[^,]", ul, tmp) == 1)
757 return 1;
758 if (sscanf (str, ":%lu%[^,]", ul, tmp) == 1)
759 return 1;
760 if (sscanf (str, "%*u:%lu%[^,]", ul, tmp) == 1)
761 return 1;
762 return 0;
763 }
770 /* trim leading whitespace
771 if there is a leading quote, make sure it balances */
773 char *
774 thisarg (char *str)
775 {
776 str += strspn (str, " \t\r\n"); /* trim any leading whitespace */
777 if (strstr (str, "'") == str) { /* handle SIMPLE quoted strings */
778 if (strlen (str) == 1 || !strstr (str + 1, "'"))
779 terminate (STATE_UNKNOWN, "Unbalanced quotes\n");
780 }
781 return str;
782 }
785 /* if there's a leading quote, advance to the trailing quote
786 set the trailing quote to '\x0'
787 if the string continues, advance beyond the comma */
789 char *
790 nextarg (char *str)
791 {
792 if (strstr (str, "'") == str) {
793 if (strlen (str) > 1) {
794 str = strstr (str + 1, "'");
795 str[0] = 0;
796 return (++str);
797 }
798 else {
799 str[0] = 0;
800 return NULL;
801 }
802 }
803 if (strstr (str, ",") == str) {
804 if (strlen (str) > 1) {
805 str[0] = 0;
806 return (++str);
807 }
808 else {
809 str[0] = 0;
810 return NULL;
811 }
812 }
813 if ((str = strstr (str, ",")) && strlen (str) > 1) {
814 str[0] = 0;
815 return (++str);
816 }
817 return NULL;
818 }