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diff --git a/plugins/check_disk.c b/plugins/check_disk.c
index fd3b977..2b285d3 100644
--- a/plugins/check_disk.c
+++ b/plugins/check_disk.c
@@ -57,6 +57,8 @@ const char *options = "\
57 Display the mountpoint instead of the partition\n\ 57 Display the mountpoint instead of the partition\n\
58 -e, --errors-only\n\ 58 -e, --errors-only\n\
59 Display only devices/mountpoints with errors\n\ 59 Display only devices/mountpoints with errors\n\
60 -C, --clear\n\
61 Clear thresholds\n\
60 -v, --verbose\n\ 62 -v, --verbose\n\
61 Show details for command-line debugging (do not use with nagios server)\n\ 63 Show details for command-line debugging (do not use with nagios server)\n\
62 -h, --help\n\ 64 -h, --help\n\
@@ -67,6 +69,11 @@ const char *options = "\
67const char *notes = "\ 69const char *notes = "\
68\n"; 70\n";
69 71
72const char *examples = "\
73 check_disk -w 10% -c 5% -p /tmp -p /var -C -w 100000 -c 50000 -p /\n\
74 Checks /tmp and /var at 10%,5% and / at 100MB, 50MB\n\
75\n";
76
70#include "common.h" 77#include "common.h"
71#if HAVE_INTTYPES_H 78#if HAVE_INTTYPES_H
72# include <inttypes.h> 79# include <inttypes.h>
@@ -107,6 +114,10 @@ struct name_list
107{ 114{
108 char *name; 115 char *name;
109 int found; 116 int found;
117 int w_df;
118 int c_df;
119 float w_dfp;
120 float c_dfp;
110 struct name_list *name_next; 121 struct name_list *name_next;
111}; 122};
112 123
@@ -151,7 +162,7 @@ enum
151#endif 162#endif
152 163
153int process_arguments (int, char **); 164int process_arguments (int, char **);
154int validate_arguments (void); 165int validate_arguments (int, int, float, float, char *);
155int check_disk (int usp, int free_disk); 166int check_disk (int usp, int free_disk);
156int walk_name_list (struct name_list *list, const char *name); 167int walk_name_list (struct name_list *list, const char *name);
157void print_help (void); 168void print_help (void);
@@ -237,7 +248,7 @@ main (int argc, char **argv)
237 units, 248 units,
238 free_space_pct, 249 free_space_pct,
239 (!strcmp(file_system, "none") || display_mntp) ? me->me_devname : me->me_mountdir); 250 (!strcmp(file_system, "none") || display_mntp) ? me->me_devname : me->me_mountdir);
240 asprintf (&details, "%s\n%.0f of %.0f %s (%2.0f%%) free on %s (type %s mounted on %s)", 251 asprintf (&details, "%s\n%.0f of %.0f %s (%2.0f%%) free on %s (type %s mounted on %s) warn:%d crit:%d warn%%:%.0f%% crit%%:%.0f%%",
241 details, 252 details,
242 free_space, 253 free_space,
243 total_space, 254 total_space,
@@ -245,7 +256,8 @@ main (int argc, char **argv)
245 free_space_pct, 256 free_space_pct,
246 me->me_devname, 257 me->me_devname,
247 me->me_type, 258 me->me_type,
248 me->me_mountdir); 259 me->me_mountdir,
260 w_df, c_df, w_dfp, c_dfp);
249 } 261 }
250 262
251 } 263 }
@@ -279,6 +291,8 @@ process_arguments (int argc, char **argv)
279 struct name_list **devtail = &dev_select_list; 291 struct name_list **devtail = &dev_select_list;
280 struct name_list **fstail = &fs_exclude_list; 292 struct name_list **fstail = &fs_exclude_list;
281 struct name_list **dptail = &dp_exclude_list; 293 struct name_list **dptail = &dp_exclude_list;
294 struct name_list *temp_list;
295 int result = OK;
282 296
283 int option_index = 0; 297 int option_index = 0;
284 static struct option long_options[] = { 298 static struct option long_options[] = {
@@ -297,6 +311,7 @@ process_arguments (int argc, char **argv)
297 {"errors-only", no_argument, 0, 'e'}, 311 {"errors-only", no_argument, 0, 'e'},
298 {"verbose", no_argument, 0, 'v'}, 312 {"verbose", no_argument, 0, 'v'},
299 {"quiet", no_argument, 0, 'q'}, 313 {"quiet", no_argument, 0, 'q'},
314 {"clear", no_argument, 0, 'C'},
300 {"version", no_argument, 0, 'V'}, 315 {"version", no_argument, 0, 'V'},
301 {"help", no_argument, 0, 'h'}, 316 {"help", no_argument, 0, 'h'},
302 {0, 0, 0, 0} 317 {0, 0, 0, 0}
@@ -316,7 +331,7 @@ process_arguments (int argc, char **argv)
316 strcpy (argv[c], "-t"); 331 strcpy (argv[c], "-t");
317 332
318 while (1) { 333 while (1) {
319 c = getopt_long (argc, argv, "+?Vqhvet:c:w:u:p:x:X:mklM", long_options, &option_index); 334 c = getopt_long (argc, argv, "+?VqhveCt:c:w:u:p:x:X:mklM", long_options, &option_index);
320 335
321 if (c == -1 || c == EOF) 336 if (c == -1 || c == EOF)
322 break; 337 break;
@@ -397,6 +412,10 @@ process_arguments (int argc, char **argv)
397 se = (struct name_list *) malloc (sizeof (struct name_list)); 412 se = (struct name_list *) malloc (sizeof (struct name_list));
398 se->name = strdup (optarg); 413 se->name = strdup (optarg);
399 se->name_next = NULL; 414 se->name_next = NULL;
415 se->w_df = w_df;
416 se->c_df = c_df;
417 se->w_dfp = w_dfp;
418 se->c_dfp = c_dfp;
400 *pathtail = se; 419 *pathtail = se;
401 pathtail = &se->name_next; 420 pathtail = &se->name_next;
402 break; 421 break;
@@ -427,6 +446,12 @@ process_arguments (int argc, char **argv)
427 case 'M': /* display mountpoint */ 446 case 'M': /* display mountpoint */
428 display_mntp = TRUE; 447 display_mntp = TRUE;
429 break; 448 break;
449 case 'C':
450 w_df = -1;
451 c_df = -1;
452 w_dfp = -1.0;
453 c_dfp = -1.0;
454 break;
430 case 'V': /* version */ 455 case 'V': /* version */
431 print_revision (progname, revision); 456 print_revision (progname, revision);
432 exit (STATE_OK); 457 exit (STATE_OK);
@@ -449,30 +474,49 @@ process_arguments (int argc, char **argv)
449 if (argc > c && strlen (path) == 0) 474 if (argc > c && strlen (path) == 0)
450 path = argv[c++]; 475 path = argv[c++];
451 476
452 return validate_arguments (); 477 if (path_select_list) {
478 temp_list = path_select_list;
479 while (temp_list) {
480 if (validate_arguments (temp_list->w_df, temp_list->c_df, temp_list->w_dfp, temp_list->c_dfp, temp_list->name) == ERROR)
481 result = ERROR;
482 temp_list = temp_list->name_next;
483 }
484 return result;
485 } else {
486 return validate_arguments (w_df, c_df, w_dfp, c_dfp, NULL);
487 }
453} 488}
454 489
455 490
491void print_path (char *path)
492{
493 if (path)
494 printf (" for %s", path);
495 printf ("\n");
496}
456 497
457int 498int
458validate_arguments () 499validate_arguments (int w, int c, float wp, float cp, char *path)
459{ 500{
460 if (w_df < 0 && c_df < 0 && w_dfp < 0 && c_dfp < 0) { 501 if (w < 0 && c < 0 && wp < 0 && cp < 0) {
461 printf ("INPUT ERROR: Unable to parse command line\n"); 502 printf ("INPUT ERROR: No thresholds specified");
503 print_path (path);
462 return ERROR; 504 return ERROR;
463 } 505 }
464 else if ((w_dfp >= 0 || c_dfp >= 0) 506 else if ((wp >= 0 || cp >= 0)
465 && (w_dfp < 0 || c_dfp < 0 || w_dfp > 100 || c_dfp > 100 507 && (wp < 0 || cp < 0 || wp > 100 || cp > 100
466 || c_dfp > w_dfp)) { 508 || cp > wp)) {
467 printf 509 printf
468 ("INPUT ERROR: C_DFP (%f) should be less than W_DFP (%f) and both should be between zero and 100 percent, inclusive\n", 510 ("INPUT ERROR: C_DFP (%f) should be less than W_DFP (%.1f) and both should be between zero and 100 percent, inclusive",
469 c_dfp, w_dfp); 511 cp, wp);
512 print_path (path);
470 return ERROR; 513 return ERROR;
471 } 514 }
472 else if ((w_df > 0 || c_df > 0) && (w_df < 0 || c_df < 0 || c_df > w_df)) { 515 else if ((w > 0 || c > 0) && (w < 0 || c < 0 || c > w)) {
473 printf 516 printf
474 ("INPUT ERROR: C_DF (%d) should be less than W_DF (%d) and both should be greater than zero\n", 517 ("INPUT ERROR: C_DF (%d) should be less than W_DF (%d) and both should be greater than zero",
475 c_df, w_df); 518 c, w);
519 print_path (path);
476 return ERROR; 520 return ERROR;
477 } 521 }
478 else { 522 else {
@@ -509,6 +553,10 @@ walk_name_list (struct name_list *list, const char *name)
509 while (list) { 553 while (list) {
510 if (! strcmp(list->name, name)) { 554 if (! strcmp(list->name, name)) {
511 list->found = 1; 555 list->found = 1;
556 w_df = list->w_df;
557 c_df = list->c_df;
558 w_dfp = list->w_dfp;
559 c_dfp = list->c_dfp;
512 return TRUE; 560 return TRUE;
513 } 561 }
514 list = list->name_next; 562 list = list->name_next;
@@ -529,6 +577,7 @@ print_help (void)
529 printf ("\nOptions:\n"); 577 printf ("\nOptions:\n");
530 printf (options); 578 printf (options);
531 printf (notes); 579 printf (notes);
580 printf ("Examples:\n%s", examples);
532 support (); 581 support ();
533} 582}
534 583