diff --git a/plugins/check_disk.c b/plugins/check_disk.c
index 6beaf8614033238507bbe3d1e322baab07659324..e9e7219007091d4d206efc92b07403b43c149da2 100644 (file)
--- a/plugins/check_disk.c
+++ b/plugins/check_disk.c
-/******************************************************************************
-*
+/*****************************************************************************
+*
* Nagios check_disk plugin
-*
+*
* License: GPL
-* Copyright (c) 1999-2006 nagios-plugins team
-*
+* Copyright (c) 1999-2008 Nagios Plugins Development Team
+*
* Last Modified: $Date$
-*
+*
* Description:
-*
+*
* This file contains the check_disk plugin
-*
-* License Information:
-*
-* This program is free software; you can redistribute it and/or modify
+*
+*
+* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
-* the Free Software Foundation; either version 2 of the License, or
+* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
-*
+*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
-*
+*
* You should have received a copy of the GNU General Public License
-* along with this program; if not, write to the Free Software
-* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-*
+* along with this program. If not, see <http://www.gnu.org/licenses/>.
+*
* $Id$
*
*****************************************************************************/
const char *progname = "check_disk";
const char *program_name = "check_disk"; /* Required for coreutils libs */
const char *revision = "$Revision$";
-const char *copyright = "1999-2006";
+const char *copyright = "1999-2008";
const char *email = "nagiosplug-devel@lists.sourceforge.net";
#include "common.h"
+#ifdef HAVE_SYS_STAT_H
+# include <sys/stat.h>
+#endif
#if HAVE_INTTYPES_H
# include <inttypes.h>
#endif
#include <stdarg.h>
#include "fsusage.h"
#include "mountlist.h"
+#include "intprops.h" /* necessary for TYPE_MAXIMUM */
#if HAVE_LIMITS_H
# include <limits.h>
#endif
+#include "regex.h"
/* If nonzero, show inode information. */
-static int inode_format;
+static int inode_format = 1;
/* If nonzero, show even filesystems with zero size or
uninteresting types. */
/* If nonzero, show only local filesystems. */
static int show_local_fs = 0;
+/* If nonzero, show only local filesystems but call stat() on remote ones. */
+static int stat_remote_fs = 0;
+
/* If positive, the units to use when printing sizes;
if negative, the human-readable base. */
/* static int output_block_size; */
int process_arguments (int, char **);
void print_path (const char *mypath);
+void set_all_thresholds (struct parameter_list *path);
int validate_arguments (uintmax_t, uintmax_t, double, double, double, double, char *);
-int check_disk (double usp, uintmax_t free_disk, double uisp);
void print_help (void);
void print_usage (void);
+double calculate_percent(uintmax_t, uintmax_t);
+void stat_path (struct parameter_list *p);
-uintmax_t w_df = 0;
-uintmax_t c_df = 0;
double w_dfp = -1.0;
double c_dfp = -1.0;
-double w_idfp = -1.0;
-double c_idfp = -1.0;
char *path;
char *exclude_device;
char *units;
int erronly = FALSE;
int display_mntp = FALSE;
int exact_match = FALSE;
+char *warn_freespace_units = NULL;
+char *crit_freespace_units = NULL;
+char *warn_freespace_percent = NULL;
+char *crit_freespace_percent = NULL;
+char *warn_usedspace_units = NULL;
+char *crit_usedspace_units = NULL;
+char *warn_usedspace_percent = NULL;
+char *crit_usedspace_percent = NULL;
+char *warn_usedinodes_percent = NULL;
+char *crit_usedinodes_percent = NULL;
+char *warn_freeinodes_percent = NULL;
+char *crit_freeinodes_percent = NULL;
+int path_selected = FALSE;
+char *group = NULL;
+struct stat *stat_buf;
int
main (int argc, char **argv)
{
- double usp = -1.0, uisp = -1.0;
int result = STATE_UNKNOWN;
int disk_result = STATE_UNKNOWN;
- char file_system[MAX_INPUT_BUFFER];
char *output;
char *details;
char *perf;
- uintmax_t psize;
- float free_space, free_space_pct, total_space, inode_space_pct;
+ char *preamble;
+ double inode_space_pct;
+ uintmax_t total, available, available_to_root, used;
+ double dfree_pct = -1, dused_pct = -1;
+ double dused_units, dfree_units, dtotal_units;
+ double dused_inodes_percent, dfree_inodes_percent;
+ double warning_high_tide;
+ double critical_high_tide;
+ int temp_result;
struct mount_entry *me;
- struct fs_usage fsp;
+ struct fs_usage fsp, tmpfsp;
struct parameter_list *temp_list, *path;
struct name_list *seen = NULL;
- output = strdup (" - free space:");
+ preamble = strdup (" - free space:");
+ output = strdup ("");
details = strdup ("");
perf = strdup ("");
+ stat_buf = malloc(sizeof *stat_buf);
setlocale (LC_ALL, "");
bindtextdomain (PACKAGE, LOCALEDIR);
mount_list = read_file_system_list (0);
+ /* Parse extra opts if any */
+ argv = np_extra_opts (&argc, argv, progname);
+
if (process_arguments (argc, argv) == ERROR)
usage4 (_("Could not parse arguments"));
/* If a list of paths has not been selected, find entire
mount list and create list of paths
*/
- if (! path_select_list) {
+ if (path_selected == FALSE) {
for (me = mount_list; me; me = me->me_next) {
- path = np_add_parameter(&path_select_list, me->me_mountdir);
- path->w_df = w_df;
- path->c_df = c_df;
- path->w_dfp = w_dfp;
- path->c_dfp = c_dfp;
- path->w_idfp = w_idfp;
- path->c_idfp = c_idfp;
+ if (! (path = np_find_parameter(path_select_list, me->me_mountdir))) {
+ path = np_add_parameter(&path_select_list, me->me_mountdir);
+ }
path->best_match = me;
+ path->group = group;
+ set_all_thresholds(path);
}
- } else {
- np_set_best_match(path_select_list, mount_list, exact_match);
+ }
+ np_set_best_match(path_select_list, mount_list, exact_match);
- /* Error if no match found for specified paths */
- temp_list = path_select_list;
- while (temp_list) {
- if (! temp_list->best_match) {
- die (STATE_CRITICAL, _("DISK %s: %s not found\n"), _("CRITICAL"), temp_list->name);
- }
- temp_list = temp_list->name_next;
+ /* Error if no match found for specified paths */
+ temp_list = path_select_list;
+
+ while (temp_list) {
+ if (! temp_list->best_match) {
+ die (STATE_CRITICAL, _("DISK %s: %s not found\n"), _("CRITICAL"), temp_list->name);
}
+
+ temp_list = temp_list->name_next;
}
/* Process for every path in list */
for (path = path_select_list; path; path=path->name_next) {
+
+ if (verbose > 3 && path->freespace_percent->warning != NULL && path->freespace_percent->critical != NULL)
+ printf("Thresholds(pct) for %s warn: %f crit %f\n",path->name, path->freespace_percent->warning->end,
+ path->freespace_percent->critical->end);
+
+ if (verbose > 3 && path->group != NULL)
+ printf("Group of %s: %s\n",path->name,path->group);
+
+ /* reset disk result */
+ disk_result = STATE_UNKNOWN;
+
me = path->best_match;
- w_df = path->w_df;
- c_df = path->c_df;
- w_dfp = path->w_dfp;
- c_dfp = path->c_dfp;
- w_idfp = path->w_idfp;
- c_idfp = path->c_idfp;
/* Filters */
if (np_seen_name(seen, me->me_mountdir)) {
continue;
} else {
- np_add_name(&seen, me->me_mountdir);
- }
- /* Skip remote filesystems if we're not interested in them */
- if (me->me_remote && show_local_fs) {
- continue;
- /* Skip pseudo fs's if we haven't asked for all fs's */
- } else if (me->me_dummy && !show_all_fs) {
- continue;
- /* Skip excluded fstypes */
- } else if (fs_exclude_list && np_find_name (fs_exclude_list, me->me_type)) {
- continue;
- /* Skip excluded fs's */
- } else if (dp_exclude_list &&
- (np_find_name (dp_exclude_list, me->me_devname) ||
- np_find_name (dp_exclude_list, me->me_mountdir))) {
- continue;
+ if (path->group != NULL) {
+ /* find all group members */
+ fsp.fsu_blocksize = 0;
+ fsp.fsu_blocks = 0;
+ fsp.fsu_bfree = 0;
+ fsp.fsu_bavail = 0;
+ fsp.fsu_files = 0;
+ fsp.fsu_ffree = 0;
+
+
+ for (temp_list = path_select_list; temp_list; temp_list=temp_list->name_next) {
+ if (temp_list->group && ! (strcmp(temp_list->group, path->group))) {
+
+ stat_path(path);
+ get_fs_usage (temp_list->best_match->me_mountdir, temp_list->best_match->me_devname, &tmpfsp);
+
+ /* possibly differing blocksizes if disks are grouped. Calculating average */
+ fsp.fsu_blocksize = (fsp.fsu_blocksize * fsp.fsu_blocks + tmpfsp.fsu_blocksize * tmpfsp.fsu_blocks) / \
+ (fsp.fsu_blocks + tmpfsp.fsu_blocks); /* Size of a block. */
+ fsp.fsu_blocks += tmpfsp.fsu_blocks; /* Total blocks. */
+ fsp.fsu_bfree += tmpfsp.fsu_bfree; /* Free blocks available to superuser. */
+ /* Gnulib workaround - see comment about it a few lines below */
+ fsp.fsu_bavail += (tmpfsp.fsu_bavail > tmpfsp.fsu_bfree ? 0 : tmpfsp.fsu_bavail); /* Free blocks available to non-superuser. */
+ fsp.fsu_files += tmpfsp.fsu_files; /* Total file nodes. */
+ fsp.fsu_ffree += tmpfsp.fsu_ffree; /* Free file nodes. */
+
+ if (verbose > 3)
+ printf("Group %s: add %llu blocks (%s) \n", path->group, tmpfsp.fsu_bavail, temp_list->name);
+ /* printf("Group %s: add %u blocks (%s)\n", temp_list->name); *//* path->group, tmpfsp.fsu_bavail, temp_list->name); */
+
+ np_add_name(&seen, temp_list->best_match->me_mountdir);
+ }
+ }
+ /* modify devname and mountdir for output */
+ me->me_mountdir = me->me_devname = path->group;
+ } else
+ np_add_name(&seen, me->me_mountdir);
}
- get_fs_usage (me->me_mountdir, me->me_devname, &fsp);
+ if (path->group == NULL) {
+ /* Skip remote filesystems if we're not interested in them */
+ if (me->me_remote && show_local_fs) {
+ if (stat_remote_fs)
+ stat_path(path);
+ continue;
+ /* Skip pseudo fs's if we haven't asked for all fs's */
+ } else if (me->me_dummy && !show_all_fs) {
+ continue;
+ /* Skip excluded fstypes */
+ } else if (fs_exclude_list && np_find_name (fs_exclude_list, me->me_type)) {
+ continue;
+ /* Skip excluded fs's */
+ } else if (dp_exclude_list &&
+ (np_find_name (dp_exclude_list, me->me_devname) ||
+ np_find_name (dp_exclude_list, me->me_mountdir))) {
+ continue;
+ }
+
+ stat_path(path);
+ get_fs_usage (me->me_mountdir, me->me_devname, &fsp);
+ }
if (fsp.fsu_blocks && strcmp ("none", me->me_mountdir)) {
- usp = (double)(fsp.fsu_blocks - fsp.fsu_bavail) * 100 / fsp.fsu_blocks;
- uisp = (double)(fsp.fsu_files - fsp.fsu_ffree) * 100 / fsp.fsu_files;
- disk_result = check_disk (usp, fsp.fsu_bavail, uisp);
+ total = fsp.fsu_blocks;
+ /* 2007-12-08 - Workaround for Gnulib reporting insanely high available
+ * space on BSD (the actual value should be negative but fsp.fsu_bavail
+ * is unsigned) */
+ available = fsp.fsu_bavail > fsp.fsu_bfree ? 0 : fsp.fsu_bavail;
+ available_to_root = fsp.fsu_bfree;
+ used = total - available_to_root;
+
+ if (verbose >= 3)
+ printf ("For %s, total=%llu, available=%llu, available_to_root=%llu, used=%llu, fsp.fsu_files=%llu, fsp.fsu_ffree=%llu\n",
+ me->me_mountdir, total, available, available_to_root, used, fsp.fsu_files, fsp.fsu_ffree);
+
+ dused_pct = calculate_percent( used, used + available ); /* used + available can never be > uintmax */
+
+ dfree_pct = 100 - dused_pct;
+ dused_units = used*fsp.fsu_blocksize/mult;
+ dfree_units = available*fsp.fsu_blocksize/mult;
+ dtotal_units = total*fsp.fsu_blocksize/mult;
+ dused_inodes_percent = calculate_percent(fsp.fsu_files - fsp.fsu_ffree, fsp.fsu_files);
+ dfree_inodes_percent = 100 - dused_inodes_percent;
+
+ if (verbose >= 3) {
+ printf ("For %s, used_pct=%g free_pct=%g used_units=%g free_units=%g total_units=%g used_inodes_pct=%g free_inodes_pct=%g fsp.fsu_blocksize=%llu mult=%llu\n",
+ me->me_mountdir, dused_pct, dfree_pct, dused_units, dfree_units, dtotal_units, dused_inodes_percent, dfree_inodes_percent, fsp.fsu_blocksize, mult);
+ }
+
+ /* Threshold comparisons */
+
+ temp_result = get_status(dfree_units, path->freespace_units);
+ if (verbose >=3) printf("Freespace_units result=%d\n", temp_result);
+ disk_result = max_state( disk_result, temp_result );
+
+ temp_result = get_status(dfree_pct, path->freespace_percent);
+ if (verbose >=3) printf("Freespace%% result=%d\n", temp_result);
+ disk_result = max_state( disk_result, temp_result );
+
+ temp_result = get_status(dused_units, path->usedspace_units);
+ if (verbose >=3) printf("Usedspace_units result=%d\n", temp_result);
+ disk_result = max_state( disk_result, temp_result );
+
+ temp_result = get_status(dused_pct, path->usedspace_percent);
+ if (verbose >=3) printf("Usedspace_percent result=%d\n", temp_result);
+ disk_result = max_state( disk_result, temp_result );
+
+ temp_result = get_status(dused_inodes_percent, path->usedinodes_percent);
+ if (verbose >=3) printf("Usedinodes_percent result=%d\n", temp_result);
+ disk_result = max_state( disk_result, temp_result );
+ temp_result = get_status(dfree_inodes_percent, path->freeinodes_percent);
+ if (verbose >=3) printf("Freeinodes_percent result=%d\n", temp_result);
+ disk_result = max_state( disk_result, temp_result );
- result = max_state (disk_result, result);
- psize = fsp.fsu_blocks*fsp.fsu_blocksize/mult;
+ result = max_state(result, disk_result);
+ /* What a mess of units. The output shows free space, the perf data shows used space. Yikes!
+ Hack here. Trying to get warn/crit levels from freespace_(units|percent) for perf
+ data. Assumption that start=0. Roll on new syntax...
+ */
- /* Moved this computation up here so we can add it
- * to perf */
- inode_space_pct = (float)fsp.fsu_ffree*100/fsp.fsu_files;
+ /* *_high_tide must be reinitialized at each run */
+ warning_high_tide = UINT_MAX;
+ critical_high_tide = UINT_MAX;
+ if (path->freespace_units->warning != NULL) {
+ warning_high_tide = dtotal_units - path->freespace_units->warning->end;
+ }
+ if (path->freespace_percent->warning != NULL) {
+ warning_high_tide = abs( min( (double) warning_high_tide, (double) (1.0 - path->freespace_percent->warning->end/100)*dtotal_units ));
+ }
+ if (path->freespace_units->critical != NULL) {
+ critical_high_tide = dtotal_units - path->freespace_units->critical->end;
+ }
+ if (path->freespace_percent->critical != NULL) {
+ critical_high_tide = abs( min( (double) critical_high_tide, (double) (1.0 - path->freespace_percent->critical->end/100)*dtotal_units ));
+ }
+ /* Nb: *_high_tide are unset when == UINT_MAX */
asprintf (&perf, "%s %s", perf,
- perfdata ((!strcmp(file_system, "none") || display_mntp) ? me->me_devname : me->me_mountdir,
- psize-(fsp.fsu_bavail*fsp.fsu_blocksize/mult), units,
- TRUE, min ((uintmax_t)psize-(uintmax_t)w_df, (uintmax_t)((1.0-w_dfp/100.0)*psize)),
- TRUE, min ((uintmax_t)psize-(uintmax_t)c_df, (uintmax_t)((1.0-c_dfp/100.0)*psize)),
- TRUE, inode_space_pct,
+ perfdata ((!strcmp(me->me_mountdir, "none") || display_mntp) ? me->me_devname : me->me_mountdir,
+ dused_units, units,
+ (warning_high_tide != UINT_MAX ? TRUE : FALSE), warning_high_tide,
+ (critical_high_tide != UINT_MAX ? TRUE : FALSE), critical_high_tide,
+ TRUE, 0,
+ TRUE, dtotal_units));
- TRUE, psize));
if (disk_result==STATE_OK && erronly && !verbose)
continue;
- free_space = (float)fsp.fsu_bavail*fsp.fsu_blocksize/mult;
- free_space_pct = (float)fsp.fsu_bavail*100/fsp.fsu_blocks;
- total_space = (float)fsp.fsu_blocks*fsp.fsu_blocksize/mult;
- if (disk_result!=STATE_OK || verbose>=0)
- asprintf (&output, ("%s %s %.0f %s (%.0f%% inode=%.0f%%);"),
- output,
- (!strcmp(file_system, "none") || display_mntp) ? me->me_devname : me->me_mountdir,
- free_space,
- units,
- free_space_pct,
- inode_space_pct);
+ asprintf (&output, "%s %s %.0f %s (%.0f%%",
+ output,
+ (!strcmp(me->me_mountdir, "none") || display_mntp) ? me->me_devname : me->me_mountdir,
+ dfree_units,
+ units,
+ dfree_pct);
+ if (dused_inodes_percent < 0) {
+ asprintf(&output, "%s inode=-);", output);
+ } else {
+ asprintf(&output, "%s inode=%.0f%%);", output, dfree_inodes_percent );
+ }
+ /* TODO: Need to do a similar debug line
asprintf (&details, _("%s\n\
%.0f of %.0f %s (%.0f%% inode=%.0f%%) free on %s (type %s mounted on %s) warn:%lu crit:%lu warn%%:%.0f%% crit%%:%.0f%%"),
- details, free_space, total_space, units, free_space_pct, inode_space_pct,
+ details, dfree_units, dtotal_units, units, dfree_pct, inode_space_pct,
me->me_devname, me->me_type, me->me_mountdir,
(unsigned long)w_df, (unsigned long)c_df, w_dfp, c_dfp);
+ */
}
asprintf (&output, "%s%s", output, details);
- printf ("DISK %s%s|%s\n", state_text (result), output, perf);
+ printf ("DISK %s%s%s|%s\n", state_text (result), (erronly && result==STATE_OK) ? "" : preamble, output, perf);
return result;
}
+double calculate_percent(uintmax_t value, uintmax_t total) {
+ double pct = -1;
+ /* I don't understand the below, but it is taken from coreutils' df */
+ /* Seems to be calculating pct, in the best possible way */
+ if (value <= TYPE_MAXIMUM(uintmax_t) / 100
+ && total != 0) {
+ uintmax_t u100 = value * 100;
+ pct = u100 / total + (u100 % total != 0);
+ } else {
+ /* Possible rounding errors - see coreutils' df for more explanation */
+ double u = value;
+ double t = total;
+ if (t) {
+ long int lipct = pct = u * 100 / t;
+ double ipct = lipct;
+
+ /* Like 'pct = ceil (dpct);', but without ceil - from coreutils again */
+ if (ipct - 1 < pct && pct <= ipct + 1)
+ pct = ipct + (ipct < pct);
+ }
+ }
+ return pct;
+}
/* process command-line arguments */
int
process_arguments (int argc, char **argv)
{
- int c;
+ int c, err;
struct parameter_list *se;
- struct parameter_list *temp_list;
+ struct parameter_list *temp_list = NULL, *previous = NULL;
+ struct parameter_list *temp_path_select_list = NULL;
+ struct mount_entry *me, *temp_me;
int result = OK;
- struct stat *stat_buf;
- char *warn_freespace = NULL;
- char *crit_freespace = NULL;
- char *warn_freespace_percent = NULL;
- char *crit_freespace_percent = NULL;
- char temp_string[MAX_INPUT_BUFFER];
-
- unsigned long l;
- double f;
+ regex_t re;
+ int cflags = REG_NOSUB | REG_EXTENDED;
+ int default_cflags = cflags;
+ char errbuf[MAX_INPUT_BUFFER];
+ int fnd = 0;
int option = 0;
static struct option longopts[] = {
{"iwarning", required_argument, 0, 'W'},
/* Dang, -C is taken. We might want to reshuffle this. */
{"icritical", required_argument, 0, 'K'},
- {"local", required_argument, 0, 'l'},
{"kilobytes", required_argument, 0, 'k'},
{"megabytes", required_argument, 0, 'm'},
{"units", required_argument, 0, 'u'},
{"partition", required_argument, 0, 'p'},
{"exclude_device", required_argument, 0, 'x'},
{"exclude-type", required_argument, 0, 'X'},
+ {"group", required_argument, 0, 'g'},
+ {"eregi-path", required_argument, 0, 'R'},
+ {"eregi-partition", required_argument, 0, 'R'},
+ {"ereg-path", required_argument, 0, 'r'},
+ {"ereg-partition", required_argument, 0, 'r'},
+ {"ignore-ereg-path", required_argument, 0, 'i'},
+ {"ignore-ereg-partition", required_argument, 0, 'i'},
+ {"ignore-eregi-path", required_argument, 0, 'I'},
+ {"ignore-eregi-partition", required_argument, 0, 'I'},
+ {"local", no_argument, 0, 'l'},
+ {"stat-remote-fs", no_argument, 0, 'L'},
{"mountpoint", no_argument, 0, 'M'},
{"errors-only", no_argument, 0, 'e'},
{"exact-match", no_argument, 0, 'E'},
+ {"all", no_argument, 0, 'A'},
{"verbose", no_argument, 0, 'v'},
{"quiet", no_argument, 0, 'q'},
{"clear", no_argument, 0, 'C'},
strcpy (argv[c], "-t");
while (1) {
- c = getopt_long (argc, argv, "+?VqhveCt:c:w:K:W:u:p:x:X:mklME", longopts, &option);
+ c = getopt_long (argc, argv, "+?VqhveCt:c:w:K:W:u:p:x:X:mklLg:R:r:i:I:MEA", longopts, &option);
if (c == -1 || c == EOF)
break;
else {
usage2 (_("Timeout interval must be a positive integer"), optarg);
}
+
+ /* See comments for 'c' */
case 'w': /* warning threshold */
- /*
if (strstr(optarg, "%")) {
- printf("Got percent with optarg=%s\n", optarg);
- warn_freespace_percent = optarg;
+ if (*optarg == '@') {
+ warn_freespace_percent = optarg;
+ } else {
+ asprintf(&warn_freespace_percent, "@%s", optarg);
+ }
} else {
- warn_freespace = optarg;
+ if (*optarg == '@') {
+ warn_freespace_units = optarg;
+ } else {
+ asprintf(&warn_freespace_units, "@%s", optarg);
+ }
}
break;
- */
- if (is_intnonneg (optarg)) {
- w_df = atoi (optarg);
- break;
- }
- else if (strpbrk (optarg, ",:") &&
- strstr (optarg, "%") &&
- sscanf (optarg, "%lu%*[:,]%lf%%", &l, &w_dfp) == 2) {
- w_df = (uintmax_t)l;
- break;
- }
- else if (strstr (optarg, "%") && sscanf (optarg, "%lf%%", &w_dfp) == 1) {
- break;
- }
- else {
- usage4 (_("Warning threshold must be integer or percentage!"));
- }
+
+ /* Awful mistake where the range values do not make sense. Normally,
+ you alert if the value is within the range, but since we are using
+ freespace, we have to alert if outside the range. Thus we artifically
+ force @ at the beginning of the range, so that it is backwards compatible
+ */
case 'c': /* critical threshold */
- if (is_intnonneg (optarg)) {
- c_df = atoi (optarg);
- break;
- }
- else if (strpbrk (optarg, ",:") &&
- strstr (optarg, "%") &&
- sscanf (optarg, "%lu%*[,:]%lf%%", &l, &c_dfp) == 2) {
- c_df = (uintmax_t)l;
- break;
+ if (strstr(optarg, "%")) {
+ if (*optarg == '@') {
+ crit_freespace_percent = optarg;
+ } else {
+ asprintf(&crit_freespace_percent, "@%s", optarg);
+ }
+ } else {
+ if (*optarg == '@') {
+ crit_freespace_units = optarg;
+ } else {
+ asprintf(&crit_freespace_units, "@%s", optarg);
+ }
}
- else if (strstr (optarg, "%") && sscanf (optarg, "%lf%%", &c_dfp) == 1) {
- break;
+ break;
+
+ case 'W': /* warning inode threshold */
+ if (*optarg == '@') {
+ warn_freeinodes_percent = optarg;
+ } else {
+ asprintf(&warn_freeinodes_percent, "@%s", optarg);
}
- else {
- usage4 (_("Critical threshold must be integer or percentage!"));
+ break;
+ case 'K': /* critical inode threshold */
+ if (*optarg == '@') {
+ crit_freeinodes_percent = optarg;
+ } else {
+ asprintf(&crit_freeinodes_percent, "@%s", optarg);
}
-
-
- case 'W': /* warning inode threshold */
- if (strstr (optarg, "%") && sscanf (optarg, "%lf%%", &w_idfp) == 1) {
- break;
- }
- else {
- usage (_("Warning inode threshold must be percentage!\n"));
- }
- case 'K': /* kritical inode threshold */
- if (strstr (optarg, "%") && sscanf (optarg, "%lf%%", &c_idfp) == 1) {
- break;
- }
- else {
- usage (_("Critical inode threshold must be percentage!\n"));
- }
+ break;
case 'u':
if (units)
free(units);
free(units);
units = strdup ("MB");
break;
+ case 'L':
+ stat_remote_fs = 1;
case 'l':
show_local_fs = 1;
break;
case 'p': /* select path */
- se = np_add_parameter(&path_select_list, optarg);
- se->w_df = w_df;
- se->c_df = c_df;
- se->w_dfp = w_dfp;
- se->c_dfp = c_dfp;
- se->w_idfp = w_idfp;
- se->c_idfp = c_idfp;
+ if (! (warn_freespace_units || crit_freespace_units || warn_freespace_percent ||
+ crit_freespace_percent || warn_usedspace_units || crit_usedspace_units ||
+ warn_usedspace_percent || crit_usedspace_percent || warn_usedinodes_percent ||
+ crit_usedinodes_percent || warn_freeinodes_percent || crit_freeinodes_percent )) {
+ die (STATE_UNKNOWN, "DISK %s: %s", _("UNKNOWN"), _("Must set a threshold value before using -p\n"));
+ }
+
+ /* add parameter if not found. overwrite thresholds if path has already been added */
+ if (! (se = np_find_parameter(path_select_list, optarg))) {
+ se = np_add_parameter(&path_select_list, optarg);
+ }
+ se->group = group;
+ set_all_thresholds(se);
+ np_set_best_match(se, mount_list, exact_match);
+ stat_path(se);
+ path_selected = TRUE;
break;
case 'x': /* exclude path or partition */
np_add_name(&dp_exclude_list, optarg);
case 'v': /* verbose */
verbose++;
break;
- case 'q': /* verbose */
- verbose--;
+ case 'q': /* TODO: this function should eventually go away (removed 2007-09-20) */
+ /* verbose--; **replaced by line below**. -q was only a broken way of implementing -e */
+ erronly = TRUE;
break;
case 'e':
erronly = TRUE;
break;
case 'E':
+ if (path_selected)
+ die (STATE_UNKNOWN, "DISK %s: %s", _("UNKNOWN"), _("Must set -E before selecting pathes\n"));
exact_match = TRUE;
+ break;
+ case 'g':
+ if (path_selected)
+ die (STATE_UNKNOWN, "DISK %s: %s", _("UNKNOWN"), _("Must set group value before selecting pathes \n"));
+ group = optarg;
+ break;
+ case 'I':
+ cflags |= REG_ICASE;
+ case 'i':
+ if (!path_selected)
+ die (STATE_UNKNOWN, "DISK %s: %s\n", _("UNKNOWN"), _("Pathes need to be selected before using -i/-I. Use -A to select all pathes explicitly"));
+ err = regcomp(&re, optarg, cflags);
+ if (err != 0) {
+ regerror (err, &re, errbuf, MAX_INPUT_BUFFER);
+ die (STATE_UNKNOWN, "DISK %s: %s - %s\n",_("UNKNOWN"), _("Could not compile regular expression"), errbuf);
+ }
+
+ temp_list = path_select_list;
+
+ previous = NULL;
+ while (temp_list) {
+ if (temp_list->best_match) {
+ if (np_regex_match_mount_entry(temp_list->best_match, &re)) {
+
+ if (verbose >=3)
+ printf("ignoring %s matching regex\n", temp_list->name);
+
+ temp_list = np_del_parameter(temp_list, previous);
+ /* pointer to first element needs to be updated if first item gets deleted */
+ if (previous == NULL)
+ path_select_list = temp_list;
+ } else {
+ previous = temp_list;
+ temp_list = temp_list->name_next;
+ }
+ } else {
+ previous = temp_list;
+ temp_list = temp_list->name_next;
+ }
+ }
+
+
+ cflags = default_cflags;
+ break;
+
+ case 'A':
+ optarg = strdup(".*");
+ case 'R':
+ cflags |= REG_ICASE;
+ case 'r':
+ if (! (warn_freespace_units || crit_freespace_units || warn_freespace_percent ||
+ crit_freespace_percent || warn_usedspace_units || crit_usedspace_units ||
+ warn_usedspace_percent || crit_usedspace_percent || warn_usedinodes_percent ||
+ crit_usedinodes_percent || warn_freeinodes_percent || crit_freeinodes_percent )) {
+ die (STATE_UNKNOWN, "DISK %s: %s", _("UNKNOWN"), _("Must set a threshold value before using -r/-R\n"));
+ }
+
+ err = regcomp(&re, optarg, cflags);
+ if (err != 0) {
+ regerror (err, &re, errbuf, MAX_INPUT_BUFFER);
+ die (STATE_UNKNOWN, "DISK %s: %s - %s\n",_("UNKNOWN"), _("Could not compile regular expression"), errbuf);
+ }
+
+ for (me = mount_list; me; me = me->me_next) {
+ if (np_regex_match_mount_entry(me, &re)) {
+ fnd = TRUE;
+ if (verbose > 3)
+ printf("%s %s matching expression %s\n", me->me_devname, me->me_mountdir, optarg);
+
+ /* add parameter if not found. overwrite thresholds if path has already been added */
+ if (! (se = np_find_parameter(path_select_list, me->me_mountdir))) {
+ se = np_add_parameter(&path_select_list, me->me_mountdir);
+ }
+ se->group = group;
+ set_all_thresholds(se);
+ }
+ }
+
+ if (!fnd)
+ die (STATE_UNKNOWN, "DISK %s: %s - %s\n",_("UNKNOWN"),
+ _("Regular expression did not match any path or disk"), optarg);
+
+ fnd = FALSE;
+ path_selected = TRUE;
+ np_set_best_match(path_select_list, mount_list, exact_match);
+ cflags = default_cflags;
+
break;
case 'M': /* display mountpoint */
display_mntp = TRUE;
break;
case 'C':
- w_df = 0;
- c_df = 0;
- w_dfp = -1.0;
- c_dfp = -1.0;
- w_idfp = -1.0;
- c_idfp = -1.0;
+ /* add all mount entries to path_select list if no partitions have been explicitly defined using -p */
+ if (path_selected == FALSE) {
+ struct mount_entry *me;
+ struct parameter_list *path;
+ for (me = mount_list; me; me = me->me_next) {
+ if (! (path = np_find_parameter(path_select_list, me->me_mountdir)))
+ path = np_add_parameter(&path_select_list, me->me_mountdir);
+ path->best_match = me;
+ path->group = group;
+ set_all_thresholds(path);
+ }
+ }
+ warn_freespace_units = NULL;
+ crit_freespace_units = NULL;
+ warn_usedspace_units = NULL;
+ crit_usedspace_units = NULL;
+ warn_freespace_percent = NULL;
+ crit_freespace_percent = NULL;
+ warn_usedspace_percent = NULL;
+ crit_usedspace_percent = NULL;
+ warn_usedinodes_percent = NULL;
+ crit_usedinodes_percent = NULL;
+ warn_freeinodes_percent = NULL;
+ crit_freeinodes_percent = NULL;
+
+ path_selected = FALSE;
+ group = NULL;
break;
case 'V': /* version */
print_revision (progname, revision);
}
}
- /* Support for "check_disk warn crit [fs]" with thresholds at used level */
+ /* Support for "check_disk warn crit [fs]" with thresholds at used% level */
c = optind;
- if (w_dfp < 0 && argc > c && is_intnonneg (argv[c]))
- w_dfp = (100.0 - atof (argv[c++]));
+ if (warn_usedspace_percent == NULL && argc > c && is_intnonneg (argv[c]))
+ warn_usedspace_percent = argv[c++];
- if (c_dfp < 0 && argc > c && is_intnonneg (argv[c]))
- c_dfp = (100.0 - atof (argv[c++]));
+ if (crit_usedspace_percent == NULL && argc > c && is_intnonneg (argv[c]))
+ crit_usedspace_percent = argv[c++];
if (argc > c && path == NULL) {
se = np_add_parameter(&path_select_list, strdup(argv[c++]));
- se->w_df = w_df;
- se->c_df = c_df;
- se->w_dfp = w_dfp;
- se->c_dfp = c_dfp;
- se->w_idfp = w_idfp;
- se->c_idfp = c_idfp;
+ path_selected = TRUE;
+ set_all_thresholds(se);
}
- if (path_select_list) {
- temp_list = path_select_list;
- stat_buf = malloc(sizeof *stat_buf);
- while (temp_list) {
- /* Stat each entry to check that dir exists */
- if (stat (temp_list->name, &stat_buf[0])) {
- printf("DISK %s - ", _("CRITICAL"));
- die (STATE_CRITICAL, _("%s does not exist\n"), temp_list->name);
- }
- if (validate_arguments (temp_list->w_df,
- temp_list->c_df,
- temp_list->w_dfp,
- temp_list->c_dfp,
- temp_list->w_idfp,
- temp_list->c_idfp,
- temp_list->name) == ERROR)
- result = ERROR;
- temp_list = temp_list->name_next;
- }
- free(stat_buf);
- return result;
- } else {
- return validate_arguments (w_df, c_df, w_dfp, c_dfp, w_idfp, c_idfp, NULL);
+ if (units == NULL) {
+ units = strdup ("MB");
+ mult = (uintmax_t)1024 * 1024;
}
+
+ return TRUE;
}
printf ("\n");
else
printf (_(" for %s\n"), mypath);
-
- return;
}
+void
+set_all_thresholds (struct parameter_list *path)
+{
+ if (path->freespace_units != NULL) free(path->freespace_units);
+ set_thresholds(&path->freespace_units, warn_freespace_units, crit_freespace_units);
+ if (path->freespace_percent != NULL) free (path->freespace_percent);
+ set_thresholds(&path->freespace_percent, warn_freespace_percent, crit_freespace_percent);
+ if (path->usedspace_units != NULL) free (path->usedspace_units);
+ set_thresholds(&path->usedspace_units, warn_usedspace_units, crit_usedspace_units);
+ if (path->usedspace_percent != NULL) free (path->usedspace_percent);
+ set_thresholds(&path->usedspace_percent, warn_usedspace_percent, crit_usedspace_percent);
+ if (path->usedinodes_percent != NULL) free (path->usedinodes_percent);
+ set_thresholds(&path->usedinodes_percent, warn_usedinodes_percent, crit_usedinodes_percent);
+ if (path->freeinodes_percent != NULL) free (path->freeinodes_percent);
+ set_thresholds(&path->freeinodes_percent, warn_freeinodes_percent, crit_freeinodes_percent);
+}
+
+/* TODO: Remove?
int
validate_arguments (uintmax_t w, uintmax_t c, double wp, double cp, double iwp, double icp, char *mypath)
@@ -596,38 +878,13 @@ INPUT ERROR: C_DF (%lu) should be less than W_DF (%lu) and both should be greate
print_path (mypath);
return ERROR;
}
-
- if (units == NULL) {
- units = strdup ("MB");
- mult = (uintmax_t)1024 * 1024;
- }
+
return OK;
}
+*/
-int
-check_disk (double usp, uintmax_t free_disk, double uisp)
-{
- int result = STATE_UNKNOWN;
- /* check the percent used space against thresholds */
- if (usp >= 0.0 && c_dfp >=0.0 && usp >= (100.0 - c_dfp))
- result = STATE_CRITICAL;
- else if (uisp >= 0.0 && c_idfp >=0.0 && uisp >= (100.0 - c_idfp))
- result = STATE_CRITICAL;
- else if (c_df > 0 && free_disk <= c_df)
- result = STATE_CRITICAL;
- else if (usp >= 0.0 && w_dfp >=0.0 && usp >= (100.0 - w_dfp))
- result = STATE_WARNING;
- else if (uisp >= 0.0 && w_idfp >=0.0 && uisp >= (100.0 - w_idfp))
- result = STATE_WARNING;
- else if (w_df > 0 && free_disk <= w_df)
- result = STATE_WARNING;
- else if (usp >= 0.0)
- result = STATE_OK;
- return result;
-}
-
print_usage ();
printf (_(UT_HELP_VRSN));
+ printf (_(UT_EXTRA_OPTS));
printf (" %s\n", "-w, --warning=INTEGER");
printf (" %s\n", _("Exit with WARNING status if less than INTEGER units of disk are free"));
printf (" %s\n", "-w, --warning=PERCENT%");
printf (" %s\n", _("Exit with WARNING status if less than PERCENT of disk space is free"));
- printf (" %s\n", "-W, --iwarning=PERCENT%");
- printf (" %s\n", _("Exit with WARNING status if less than PERCENT of inode space is free"));
- printf (" %s\n", "-K, --icritical=PERCENT%");
- printf (" %s\n", _("Exit with CRITICAL status if less than PERCENT of inode space is free"));
printf (" %s\n", "-c, --critical=INTEGER");
printf (" %s\n", _("Exit with CRITICAL status if less than INTEGER units of disk are free"));
printf (" %s\n", "-c, --critical=PERCENT%");
printf (" %s\n", _("Exit with CRITCAL status if less than PERCENT of disk space is free"));
- printf (" %s\n", "-C, --clear");
- printf (" %s\n", _("Clear thresholds"));
- printf (" %s\n", "-u, --units=STRING");
- printf (" %s\n", _("Choose bytes, kB, MB, GB, TB (default: MB)"));
- printf (" %s\n", "-k, --kilobytes");
- printf (" %s\n", _("Same as '--units kB'"));
- printf (" %s\n", "-m, --megabytes");
- printf (" %s\n", _("Same as '--units MB'"));
- printf (" %s\n", "-l, --local");
- printf (" %s\n", _("Only check local filesystems"));
+ printf (" %s\n", "-W, --iwarning=PERCENT%");
+ printf (" %s\n", _("Exit with WARNING status if less than PERCENT of inode space is free"));
+ printf (" %s\n", "-K, --icritical=PERCENT%");
+ printf (" %s\n", _("Exit with CRITICAL status if less than PERCENT of inode space is free"));
printf (" %s\n", "-p, --path=PATH, --partition=PARTITION");
printf (" %s\n", _("Path or partition (may be repeated)"));
printf (" %s\n", "-x, --exclude_device=PATH <STRING>");
printf (" %s\n", _("Ignore device (only works if -p unspecified)"));
- printf (" %s\n", _("-X, --exclude-type=TYPE <STRING>"));
- printf (" %s\n", _("Ignore all filesystems of indicated type (may be repeated)"));
- printf (" %s\n", "-m, --mountpoint");
- printf (" %s\n", _("Display the mountpoint instead of the partition"));
+ printf (" %s\n", "-C, --clear");
+ printf (" %s\n", _("Clear thresholds"));
printf (" %s\n", "-E, --exact-match");
printf (" %s\n", _("For paths or partitions specified with -p, only check for exact paths"));
printf (" %s\n", "-e, --errors-only");
printf (" %s\n", _("Display only devices/mountpoints with errors"));
+ printf (" %s\n", "-g, --group=NAME");
+ printf (" %s\n", _("Group pathes. Thresholds apply to (free-)space of all partitions together"));
+ printf (" %s\n", "-k, --kilobytes");
+ printf (" %s\n", _("Same as '--units kB'"));
+ printf (" %s\n", "-l, --local");
+ printf (" %s\n", _("Only check local filesystems"));
+ printf (" %s\n", "-L, --stat-remote-fs");
+ printf (" %s\n", _("Only check local filesystems against thresholds. Yet call stat on remote filesystems"));
+ printf (" %s\n", _("to test if they are accessible (e.g. to detect Stale NFS Handles)"));
+ printf (" %s\n", "-M, --mountpoint");
+ printf (" %s\n", _("Display the mountpoint instead of the partition"));
+ printf (" %s\n", "-m, --megabytes");
+ printf (" %s\n", _("Same as '--units MB'"));
+ printf (" %s\n", "-A, --all");
+ printf (" %s\n", _("Explicitly select all pathes. This is equivalent to -R '.*'"));
+ printf (" %s\n", "-R, --eregi-path=PATH, --eregi-partition=PARTITION");
+ printf (" %s\n", _("Case insensitive regular expression for path/partition (may be repeated)"));
+ printf (" %s\n", "-r, --ereg-path=PATH, --ereg-partition=PARTITION");
+ printf (" %s\n", _("Regular expression for path or partition (may be repeated)"));
+ printf (" %s\n", "-I, --ignore-eregi-path=PATH, --ignore-eregi-partition=PARTITION");
+ printf (" %s\n", _("Regular expression to ignore selected path/partition (case insensitive) (may be repeated)"));
+ printf (" %s\n", "-i, --ignore-ereg-path=PATH, --ignore-ereg-partition=PARTITION");
+ printf (" %s\n", _("Regular expression to ignore selected path or partition (may be repeated)"));
printf (_(UT_TIMEOUT), DEFAULT_SOCKET_TIMEOUT);
+ printf (" %s\n", "-u, --units=STRING");
+ printf (" %s\n", _("Choose bytes, kB, MB, GB, TB (default: MB)"));
printf (_(UT_VERBOSE));
+ printf (" %s\n", "-X, --exclude-type=TYPE");
+ printf (" %s\n", _("Ignore all filesystems of indicated type (may be repeated)"));
+
+#ifdef NP_EXTRA_OPTS
+ printf ("\n");
+ printf ("%s\n", _("Notes:"));
+ printf (_(UT_EXTRA_OPTS_NOTES));
+#endif
+
printf ("\n");
printf ("%s\n", _("Examples:"));
printf (" %s\n", "check_disk -w 10% -c 5% -p /tmp -p /var -C -w 100000 -c 50000 -p /");
printf (" %s\n", _("Checks /tmp and /var at 10% and 5%, and / at 100MB and 50MB"));
+ printf (" %s\n", "check_disk -w 100M -c 50M -C -w 1000M -c 500M -g sidDATA -r '^/oracle/SID/data.*$'");
+ printf (" %s\n", _("Checks all filesystems not matching -r at 100M and 50M. The fs matching the -r regex"));
+ printf (" %s\n", _("are grouped which means the freespace thresholds are applied to all disks together"));
+ printf (" %s\n", "check_disk -w 100M -c 50M -C -w 1000M -c 500M -p /foo -C -w 5% -c 3% -p /bar");
+ printf (" %s\n", _("Checks /foo for 1000M/500M and /bar for 5/3%. All remaining volumes use 100M/50M"));
+
printf (_(UT_SUPPORT));
}
print_usage (void)
{
printf (_("Usage:"));
- printf (" %s -w limit -c limit [-p path | -x device] [-t timeout]", progname);
- printf ("[-m] [-e] [-W limit] [-K limit] [-v] [-q] [-E]\n");
+ printf (" %s -w limit -c limit [-W limit] [-K limit] {-p path | -x device}\n", progname);
+ printf ("[-C] [-E] [-e] [-g group ] [-k] [-l] [-M] [-m] [-R path ] [-r path ]\n");
+ printf ("[-t timeout] [-u unit] [-v] [-X type]\n");
+}
+
+void
+stat_path (struct parameter_list *p)
+{
+ /* Stat entry to check that dir exists and is accessible */
+ if (verbose > 3)
+ printf("calling stat on %s\n", p->name);
+ if (stat (p->name, &stat_buf[0])) {
+ if (verbose > 3)
+ printf("stat failed on %s\n", p->name);
+ printf("DISK %s - ", _("CRITICAL"));
+ die (STATE_CRITICAL, _("%s %s: %s\n"), p->name, _("is not accessible"), strerror(errno));
+ }
}