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authorLorenz Kästle <12514511+RincewindsHat@users.noreply.github.com>2025-03-31 23:58:02 +0200
committerGitHub <noreply@github.com>2025-03-31 23:58:02 +0200
commit4924bc877f714ec00ac8b02378d11f1508bbe8b4 (patch)
tree276d2c7b746e593133cf1fc6ca548e10f71e1b5f /plugins/check_disk.c
parent922d16ab2e44594d0ae4e4ac0c2b095cb1a1003f (diff)
parentd0647ec7e1500c0e6164ac9820a7d623582bdde2 (diff)
downloadmonitoring-plugins-4924bc877f714ec00ac8b02378d11f1508bbe8b4.tar.gz
Merge pull request #2113 from RincewindsHat/refactor/check_diskHEADmaster
Refactor/check disk
Diffstat (limited to 'plugins/check_disk.c')
-rw-r--r--plugins/check_disk.c1299
1 files changed, 703 insertions, 596 deletions
diff --git a/plugins/check_disk.c b/plugins/check_disk.c
index 037a6f7a..515ddff0 100644
--- a/plugins/check_disk.c
+++ b/plugins/check_disk.c
@@ -31,24 +31,35 @@ const char *program_name = "check_disk"; /* Required for coreutils libs */
31const char *copyright = "1999-2024"; 31const char *copyright = "1999-2024";
32const char *email = "devel@monitoring-plugins.org"; 32const char *email = "devel@monitoring-plugins.org";
33 33
34#include "states.h"
34#include "common.h" 35#include "common.h"
36#include "output.h"
37#include "perfdata.h"
38#include "utils_base.h"
39#include "lib/thresholds.h"
40
35#ifdef HAVE_SYS_STAT_H 41#ifdef HAVE_SYS_STAT_H
36# include <sys/stat.h> 42# include <sys/stat.h>
37#endif 43#endif
44
38#if HAVE_INTTYPES_H 45#if HAVE_INTTYPES_H
39# include <inttypes.h> 46# include <inttypes.h>
40#endif 47#endif
48
41#include <assert.h> 49#include <assert.h>
42#include "popen.h"
43#include "utils.h"
44#include "utils_disk.h"
45#include <stdarg.h> 50#include <stdarg.h>
46#include "fsusage.h" 51#include <stdint.h>
47#include "mountlist.h"
48#include <float.h> 52#include <float.h>
53#include "./popen.h"
54#include "./utils.h"
55#include "../gl/fsusage.h"
56#include "../gl/mountlist.h"
57#include "./check_disk.d/utils_disk.h"
58
49#if HAVE_LIMITS_H 59#if HAVE_LIMITS_H
50# include <limits.h> 60# include <limits.h>
51#endif 61#endif
62
52#include "regex.h" 63#include "regex.h"
53 64
54#ifdef __CYGWIN__ 65#ifdef __CYGWIN__
@@ -57,424 +68,310 @@ const char *email = "devel@monitoring-plugins.org";
57# define ERROR -1 68# define ERROR -1
58#endif 69#endif
59 70
60/* If nonzero, show even filesystems with zero size or
61 uninteresting types. */
62static int show_all_fs = 1;
63
64/* If nonzero, show only local filesystems. */
65static int show_local_fs = 0;
66
67/* If nonzero, show only local filesystems but call stat() on remote ones. */
68static int stat_remote_fs = 0;
69
70/* If positive, the units to use when printing sizes;
71 if negative, the human-readable base. */
72/* static int output_block_size; */
73
74/* If nonzero, invoke the `sync' system call before getting any usage data.
75 Using this option can make df very slow, especially with many or very
76 busy disks. Note that this may make a difference on some systems --
77 SunOs4.1.3, for one. It is *not* necessary on Linux. */
78/* static int require_sync = 0; */
79
80/* Linked list of filesystem types to display.
81 If `fs_select_list' is NULL, list all types.
82 This table is generated dynamically from command-line options,
83 rather than hardcoding into the program what it thinks are the
84 valid filesystem types; let the user specify any filesystem type
85 they want to, and if there are any filesystems of that type, they
86 will be shown.
87
88 Some filesystem types:
89 4.2 4.3 ufs nfs swap ignore io vm efs dbg */
90
91/* static struct parameter_list *fs_select_list; */
92
93/* Linked list of filesystem types to omit.
94 If the list is empty, don't exclude any types. */
95static struct regex_list *fs_exclude_list = NULL;
96
97/* Linked list of filesystem types to check.
98 If the list is empty, include all types. */
99static struct regex_list *fs_include_list;
100
101static struct name_list *dp_exclude_list;
102
103static struct parameter_list *path_select_list = NULL;
104
105/* Linked list of mounted filesystems. */
106static struct mount_entry *mount_list;
107
108/* For long options that have no equivalent short option, use a
109 non-character as a pseudo short option, starting with CHAR_MAX + 1. */
110enum {
111 SYNC_OPTION = CHAR_MAX + 1,
112 NO_SYNC_OPTION,
113 BLOCK_SIZE_OPTION
114};
115
116#ifdef _AIX 71#ifdef _AIX
117# pragma alloca 72# pragma alloca
118#endif 73#endif
119 74
120static int process_arguments(int /*argc*/, char ** /*argv*/); 75typedef struct {
121static void set_all_thresholds(struct parameter_list *path); 76 int errorcode;
122static void print_help(void); 77 check_disk_config config;
78} check_disk_config_wrapper;
79static check_disk_config_wrapper process_arguments(int /*argc*/, char ** /*argv*/);
80
81static void set_all_thresholds(parameter_list_elem *path, char *warn_freespace_units, char *crit_freespace_units,
82 char *warn_freespace_percent, char *crit_freespace_percent, char *warn_freeinodes_percent,
83 char *crit_freeinodes_percent);
84static double calculate_percent(uintmax_t /*value*/, uintmax_t /*total*/);
85static bool stat_path(parameter_list_elem * /*parameters*/, bool /*ignore_missing*/);
86
87/*
88 * Puts the values from a struct fs_usage into a parameter_list with an additional flag to control how reserved
89 * and inodes should be judged (ignored or not)
90 */
91static parameter_list_elem get_path_stats(parameter_list_elem parameters, struct fs_usage fsp, bool freespace_ignore_reserved);
92static mp_subcheck evaluate_filesystem(measurement_unit measurement_unit, bool display_inodes_perfdata, byte_unit unit);
93
123void print_usage(void); 94void print_usage(void);
124static double calculate_percent(uintmax_t, uintmax_t); 95static void print_help(void);
125static bool stat_path(struct parameter_list *p);
126static void get_stats(struct parameter_list *p, struct fs_usage *fsp);
127static void get_path_stats(struct parameter_list *p, struct fs_usage *fsp);
128 96
129static char *units;
130static uintmax_t mult = 1024 * 1024;
131static int verbose = 0; 97static int verbose = 0;
132static bool erronly = false;
133static bool display_mntp = false;
134static bool exact_match = false;
135static bool ignore_missing = false;
136static bool freespace_ignore_reserved = false;
137static bool display_inodes_perfdata = false;
138static char *warn_freespace_units = NULL;
139static char *crit_freespace_units = NULL;
140static char *warn_freespace_percent = NULL;
141static char *crit_freespace_percent = NULL;
142static char *warn_usedspace_units = NULL;
143static char *crit_usedspace_units = NULL;
144static char *warn_usedspace_percent = NULL;
145static char *crit_usedspace_percent = NULL;
146static char *warn_usedinodes_percent = NULL;
147static char *crit_usedinodes_percent = NULL;
148static char *warn_freeinodes_percent = NULL;
149static char *crit_freeinodes_percent = NULL;
150static bool path_selected = false;
151static bool path_ignored = false;
152static char *group = NULL;
153static struct stat *stat_buf;
154static struct name_list *seen = NULL;
155 98
156int main(int argc, char **argv) { 99// This would not be necessary in C23!!
157 int result = STATE_UNKNOWN; 100const byte_unit Bytes_Factor = 1;
158 int disk_result = STATE_UNKNOWN; 101const byte_unit KibiBytes_factor = 1024;
159 char *output = NULL; 102const byte_unit MebiBytes_factor = 1048576;
160 char *ignored = NULL; 103const byte_unit GibiBytes_factor = 1073741824;
161 char *details = NULL; 104const byte_unit TebiBytes_factor = 1099511627776;
162 char *perf = NULL; 105const byte_unit PebiBytes_factor = 1125899906842624;
163 char *perf_ilabel = NULL; 106const byte_unit ExbiBytes_factor = 1152921504606846976;
164 char *preamble = " - free space:"; 107const byte_unit KiloBytes_factor = 1000;
165 char *ignored_preamble = " - ignored paths:"; 108const byte_unit MegaBytes_factor = 1000000;
166 char *flag_header = NULL; 109const byte_unit GigaBytes_factor = 1000000000;
167 int temp_result = STATE_UNKNOWN; 110const byte_unit TeraBytes_factor = 1000000000000;
168 111const byte_unit PetaBytes_factor = 1000000000000000;
169 struct mount_entry *me = NULL; 112const byte_unit ExaBytes_factor = 1000000000000000000;
170 struct fs_usage fsp = {0};
171 struct parameter_list *temp_list = NULL;
172 struct parameter_list *path = NULL;
173
174#ifdef __CYGWIN__
175 char mountdir[32];
176#endif
177 113
178 output = strdup("");
179 ignored = strdup("");
180 details = strdup("");
181 perf = strdup("");
182 perf_ilabel = strdup("");
183 stat_buf = malloc(sizeof *stat_buf);
184 114
115int main(int argc, char **argv) {
185 setlocale(LC_ALL, ""); 116 setlocale(LC_ALL, "");
186 bindtextdomain(PACKAGE, LOCALEDIR); 117 bindtextdomain(PACKAGE, LOCALEDIR);
187 textdomain(PACKAGE); 118 textdomain(PACKAGE);
188 119
189 mount_list = read_file_system_list(0); 120#ifdef __CYGWIN__
121 char mountdir[32];
122#endif
190 123
191 /* Parse extra opts if any */ 124 // Parse extra opts if any
192 argv = np_extra_opts(&argc, argv, progname); 125 argv = np_extra_opts(&argc, argv, progname);
193 126
194 if (process_arguments(argc, argv) == ERROR) 127 check_disk_config_wrapper tmp_config = process_arguments(argc, argv);
128 if (tmp_config.errorcode == ERROR) {
195 usage4(_("Could not parse arguments")); 129 usage4(_("Could not parse arguments"));
130 }
196 131
197 /* If a list of paths has not been selected, find entire 132 check_disk_config config = tmp_config.config;
198 mount list and create list of paths 133
199 */ 134 if (config.output_format_is_set) {
200 if (path_selected == false && path_ignored == false) { 135 mp_set_format(config.output_format);
201 for (me = mount_list; me; me = me->me_next) {
202 if (!(path = np_find_parameter(path_select_list, me->me_mountdir))) {
203 path = np_add_parameter(&path_select_list, me->me_mountdir);
204 }
205 path->best_match = me;
206 path->group = group;
207 set_all_thresholds(path);
208 }
209 } 136 }
210 137
211 if (path_ignored == false) { 138 if (config.erronly) {
212 np_set_best_match(path_select_list, mount_list, exact_match); 139 mp_set_level_of_detail(MP_DETAIL_NON_OK_ONLY);
213 } 140 }
214 141
215 /* Error if no match found for specified paths */ 142 if (!config.path_ignored) {
216 temp_list = path_select_list; 143 mp_int_fs_list_set_best_match(config.path_select_list, config.mount_list, config.exact_match);
144 }
217 145
218 while (path_select_list) { 146 // Error if no match found for specified paths
219 if (!path_select_list->best_match && ignore_missing == true) { 147 for (parameter_list_elem *elem = config.path_select_list.first; elem;) {
220 /* If the first element will be deleted, the temp_list must be updated with the new start address as well */ 148 if (!elem->best_match && config.ignore_missing) {
221 if (path_select_list == temp_list) {
222 temp_list = path_select_list->name_next;
223 }
224 /* Add path argument to list of ignored paths to inform about missing paths being ignored and not alerted */
225 xasprintf(&ignored, "%s %s;", ignored, path_select_list->name);
226 /* Delete the path from the list so that it is not stat-checked later in the code. */ 149 /* Delete the path from the list so that it is not stat-checked later in the code. */
227 path_select_list = np_del_parameter(path_select_list, path_select_list->name_prev); 150 elem = mp_int_fs_list_del(&config.path_select_list, elem);
228 } else if (!path_select_list->best_match) { 151 continue;
152 }
153 if (!elem->best_match) {
229 /* Without --ignore-missing option, exit with Critical state. */ 154 /* Without --ignore-missing option, exit with Critical state. */
230 die(STATE_CRITICAL, _("DISK %s: %s not found\n"), _("CRITICAL"), path_select_list->name); 155 die(STATE_CRITICAL, _("DISK %s: %s not found\n"), _("CRITICAL"), elem->name);
231 } else {
232 /* Continue jumping through the list */
233 path_select_list = path_select_list->name_next;
234 } 156 }
235 }
236 157
237 path_select_list = temp_list; 158 elem = mp_int_fs_list_get_next(elem);
159 }
238 160
239 if (!path_select_list && ignore_missing == true) { 161 mp_check overall = mp_check_init();
240 result = STATE_OK; 162 if (config.path_select_list.length == 0) {
241 if (verbose >= 2) { 163 mp_subcheck none_sc = mp_subcheck_init();
242 printf("None of the provided paths were found\n"); 164 xasprintf(&none_sc.output, "No filesystems were found for the provided parameters");
165 if (config.ignore_missing) {
166 none_sc = mp_set_subcheck_state(none_sc, STATE_OK);
167 } else {
168 none_sc = mp_set_subcheck_state(none_sc, STATE_UNKNOWN);
169 if (verbose >= 2) {
170 printf("None of the provided paths were found\n");
171 }
243 } 172 }
173 mp_add_subcheck_to_check(&overall, none_sc);
174 mp_exit(overall);
244 } 175 }
245 176
246 /* Process for every path in list */ 177 // Filter list first
247 for (path = path_select_list; path; path = path->name_next) { 178 for (parameter_list_elem *path = config.path_select_list.first; path;) {
248 if (verbose >= 3 && path->freespace_percent->warning != NULL && path->freespace_percent->critical != NULL) 179 if (!path->best_match) {
249 printf("Thresholds(pct) for %s warn: %f crit %f\n", path->name, path->freespace_percent->warning->end, 180 path = mp_int_fs_list_del(&config.path_select_list, path);
250 path->freespace_percent->critical->end);
251
252 if (verbose >= 3 && path->group != NULL)
253 printf("Group of %s: %s\n", path->name, path->group);
254
255 /* reset disk result */
256 disk_result = STATE_UNKNOWN;
257
258 me = path->best_match;
259
260 if (!me) {
261 continue; 181 continue;
262 } 182 }
263 183
184 struct mount_entry *mount_entry = path->best_match;
185
264#ifdef __CYGWIN__ 186#ifdef __CYGWIN__
265 if (strncmp(path->name, "/cygdrive/", 10) != 0 || strlen(path->name) > 11) 187 if (strncmp(path->name, "/cygdrive/", 10) != 0 || strlen(path->name) > 11) {
188 path = mp_int_fs_list_del(&config.path_select_list, path);
266 continue; 189 continue;
190 }
191
192 char *mountdir = NULL;
267 snprintf(mountdir, sizeof(mountdir), "%s:\\", me->me_mountdir + 10); 193 snprintf(mountdir, sizeof(mountdir), "%s:\\", me->me_mountdir + 10);
268 if (GetDriveType(mountdir) != DRIVE_FIXED) 194 if (GetDriveType(mountdir) != DRIVE_FIXED) {
269 me->me_remote = 1; 195 mount_entry->me_remote = 1;
196 }
270#endif 197#endif
271 /* Filters */
272 198
273 /* Remove filesystems already seen */ 199 /* Remove filesystems already seen */
274 if (np_seen_name(seen, me->me_mountdir)) { 200 if (np_seen_name(config.seen, mount_entry->me_mountdir)) {
201 path = mp_int_fs_list_del(&config.path_select_list, path);
275 continue; 202 continue;
276 } 203 }
277 np_add_name(&seen, me->me_mountdir);
278 204
279 if (path->group == NULL) { 205 if (path->group == NULL) {
280 /* Skip remote filesystems if we're not interested in them */ 206 if (config.fs_exclude_list && np_find_regmatch(config.fs_exclude_list, mount_entry->me_type)) {
281 if (me->me_remote && show_local_fs) { 207 // Skip excluded fs's
282 if (stat_remote_fs) { 208 path = mp_int_fs_list_del(&config.path_select_list, path);
283 if (!stat_path(path) && ignore_missing == true) {
284 result = STATE_OK;
285 xasprintf(&ignored, "%s %s;", ignored, path->name);
286 }
287 }
288 continue;
289 /* Skip pseudo fs's if we haven't asked for all fs's */
290 }
291 if (me->me_dummy && !show_all_fs) {
292 continue; 209 continue;
293 /* Skip excluded fstypes */
294 } 210 }
295 if (fs_exclude_list && np_find_regmatch(fs_exclude_list, me->me_type)) { 211
212 if (config.device_path_exclude_list && (np_find_name(config.device_path_exclude_list, mount_entry->me_devname) ||
213 np_find_name(config.device_path_exclude_list, mount_entry->me_mountdir))) {
214 // Skip excluded device or mount paths
215 path = mp_int_fs_list_del(&config.path_select_list, path);
296 continue; 216 continue;
297 /* Skip excluded fs's */
298 } 217 }
299 if (dp_exclude_list && (np_find_name(dp_exclude_list, me->me_devname) || np_find_name(dp_exclude_list, me->me_mountdir))) { 218
219 if (config.fs_include_list && !np_find_regmatch(config.fs_include_list, mount_entry->me_type)) {
220 // Skip not included fstypes
221 path = mp_int_fs_list_del(&config.path_select_list, path);
300 continue; 222 continue;
301 /* Skip not included fstypes */
302 } 223 }
303 if (fs_include_list && !np_find_regmatch(fs_include_list, me->me_type)) { 224
225 /* Skip remote filesystems if we're not interested in them */
226 if (mount_entry->me_remote && config.show_local_fs) {
227 if (config.stat_remote_fs) {
228 // TODO Stat here
229 if (!stat_path(path, config.ignore_missing) && config.ignore_missing) {
230 }
231 }
304 continue; 232 continue;
305 } 233 }
306 }
307 234
308 if (!stat_path(path)) { 235 // TODO why stat here? remove unstatable fs?
309 if (ignore_missing == true) { 236 if (!stat_path(path, config.ignore_missing)) {
310 result = STATE_OK; 237 // if (config.ignore_missing) {
311 xasprintf(&ignored, "%s %s;", ignored, path->name); 238 // xasprintf(&ignored, "%s %s;", ignored, path->name);
239 // }
240 // not accessible, remove from list
241 path = mp_int_fs_list_del(&config.path_select_list, path);
242 continue;
312 } 243 }
313 continue;
314 } 244 }
315 get_fs_usage(me->me_mountdir, me->me_devname, &fsp);
316 245
317 if (fsp.fsu_blocks && strcmp("none", me->me_mountdir)) { 246 path = mp_int_fs_list_get_next(path);
318 get_stats(path, &fsp); 247 }
319
320 if (verbose >= 3) {
321 printf("For %s, used_pct=%f free_pct=%f used_units=%lu free_units=%lu total_units=%lu used_inodes_pct=%f "
322 "free_inodes_pct=%f fsp.fsu_blocksize=%lu mult=%lu\n",
323 me->me_mountdir, path->dused_pct, path->dfree_pct, path->dused_units, path->dfree_units, path->dtotal_units,
324 path->dused_inodes_percent, path->dfree_inodes_percent, fsp.fsu_blocksize, mult);
325 }
326
327 /* Threshold comparisons */
328
329 temp_result = get_status(path->dfree_units, path->freespace_units);
330 if (verbose >= 3)
331 printf("Freespace_units result=%d\n", temp_result);
332 disk_result = max_state(disk_result, temp_result);
333
334 temp_result = get_status(path->dfree_pct, path->freespace_percent);
335 if (verbose >= 3)
336 printf("Freespace%% result=%d\n", temp_result);
337 disk_result = max_state(disk_result, temp_result);
338
339 temp_result = get_status(path->dused_units, path->usedspace_units);
340 if (verbose >= 3)
341 printf("Usedspace_units result=%d\n", temp_result);
342 disk_result = max_state(disk_result, temp_result);
343
344 temp_result = get_status(path->dused_pct, path->usedspace_percent);
345 if (verbose >= 3)
346 printf("Usedspace_percent result=%d\n", temp_result);
347 disk_result = max_state(disk_result, temp_result);
348
349 temp_result = get_status(path->dused_inodes_percent, path->usedinodes_percent);
350 if (verbose >= 3)
351 printf("Usedinodes_percent result=%d\n", temp_result);
352 disk_result = max_state(disk_result, temp_result);
353
354 temp_result = get_status(path->dfree_inodes_percent, path->freeinodes_percent);
355 if (verbose >= 3)
356 printf("Freeinodes_percent result=%d\n", temp_result);
357 disk_result = max_state(disk_result, temp_result);
358
359 result = max_state(result, disk_result);
360 248
361 /* What a mess of units. The output shows free space, the perf data shows used space. Yikes! 249 // now get the actual measurements
362 Hack here. Trying to get warn/crit levels from freespace_(units|percent) for perf 250 for (parameter_list_elem *filesystem = config.path_select_list.first; filesystem;) {
363 data. Assumption that start=0. Roll on new syntax... 251 // Get actual metrics here
364 */ 252 struct mount_entry *mount_entry = filesystem->best_match;
253 struct fs_usage fsp = {0};
254 get_fs_usage(mount_entry->me_mountdir, mount_entry->me_devname, &fsp);
365 255
366 /* *_high_tide must be reinitialized at each run */ 256 if (fsp.fsu_blocks != 0 && strcmp("none", mount_entry->me_mountdir) != 0) {
367 uint64_t warning_high_tide = UINT64_MAX; 257 *filesystem = get_path_stats(*filesystem, fsp, config.freespace_ignore_reserved);
368 258
369 if (path->freespace_units->warning != NULL) { 259 if (verbose >= 3) {
370 warning_high_tide = (path->dtotal_units - path->freespace_units->warning->end) * mult; 260 printf("For %s, used_units=%lu free_units=%lu total_units=%lu "
371 } 261 "fsp.fsu_blocksize=%lu\n",
372 if (path->freespace_percent->warning != NULL) { 262 mount_entry->me_mountdir, filesystem->used_bytes, filesystem->free_bytes, filesystem->total_bytes,
373 warning_high_tide = 263 fsp.fsu_blocksize);
374 min(warning_high_tide, (uint64_t)((1.0 - path->freespace_percent->warning->end / 100) * (path->dtotal_units * mult)));
375 }
376
377 uint64_t critical_high_tide = UINT64_MAX;
378
379 if (path->freespace_units->critical != NULL) {
380 critical_high_tide = (path->dtotal_units - path->freespace_units->critical->end) * mult;
381 }
382 if (path->freespace_percent->critical != NULL) {
383 critical_high_tide =
384 min(critical_high_tide, (uint64_t)((1.0 - path->freespace_percent->critical->end / 100) * (path->dtotal_units * mult)));
385 } 264 }
265 } else {
266 // failed to retrieve file system data or not mounted?
267 filesystem = mp_int_fs_list_del(&config.path_select_list, filesystem);
268 continue;
269 }
270 filesystem = mp_int_fs_list_get_next(filesystem);
271 }
386 272
387 /* Nb: *_high_tide are unset when == UINT64_MAX */ 273 if (verbose > 2) {
388 xasprintf(&perf, "%s %s", perf, 274 for (parameter_list_elem *filesystem = config.path_select_list.first; filesystem;
389 perfdata_uint64((!strcmp(me->me_mountdir, "none") || display_mntp) ? me->me_devname : me->me_mountdir, 275 filesystem = mp_int_fs_list_get_next(filesystem)) {
390 path->dused_units * mult, "B", (warning_high_tide == UINT64_MAX ? false : true), warning_high_tide, 276 assert(filesystem->best_match != NULL);
391 (critical_high_tide == UINT64_MAX ? false : true), critical_high_tide, true, 0, true, 277 if (filesystem->best_match == NULL) {
392 path->dtotal_units * mult)); 278 printf("Filesystem path %s has no mount_entry!\n", filesystem->name);
393 279 } else {
394 if (display_inodes_perfdata) { 280 // printf("Filesystem path %s has a mount_entry!\n", filesystem->name);
395 /* *_high_tide must be reinitialized at each run */
396 warning_high_tide = UINT64_MAX;
397 critical_high_tide = UINT64_MAX;
398
399 if (path->freeinodes_percent->warning != NULL) {
400 warning_high_tide = (uint64_t)fabs(
401 min((double)warning_high_tide, (double)(1.0 - path->freeinodes_percent->warning->end / 100) * path->inodes_total));
402 }
403 if (path->freeinodes_percent->critical != NULL) {
404 critical_high_tide = (uint64_t)fabs(min(
405 (double)critical_high_tide, (double)(1.0 - path->freeinodes_percent->critical->end / 100) * path->inodes_total));
406 }
407
408 xasprintf(&perf_ilabel, "%s (inodes)",
409 (!strcmp(me->me_mountdir, "none") || display_mntp) ? me->me_devname : me->me_mountdir);
410 /* Nb: *_high_tide are unset when == UINT64_MAX */
411 xasprintf(&perf, "%s %s", perf,
412 perfdata_uint64(perf_ilabel, path->inodes_used, "", (warning_high_tide != UINT64_MAX ? true : false),
413 warning_high_tide, (critical_high_tide != UINT64_MAX ? true : false), critical_high_tide, true, 0,
414 true, path->inodes_total));
415 } 281 }
282 }
283 }
416 284
417 if (disk_result == STATE_OK && erronly && !verbose) 285 measurement_unit_list *measurements = NULL;
418 continue; 286 measurement_unit_list *current = NULL;
419 287 // create measuring units, because of groups
420 if (disk_result && verbose >= 1) { 288 for (parameter_list_elem *filesystem = config.path_select_list.first; filesystem; filesystem = mp_int_fs_list_get_next(filesystem)) {
421 xasprintf(&flag_header, " %s [", state_text(disk_result)); 289 assert(filesystem->best_match != NULL);
290
291 if (filesystem->group == NULL) {
292 // create a measurement unit for the fs
293 measurement_unit unit = create_measurement_unit_from_filesystem(*filesystem, config.display_mntp);
294 if (measurements == NULL) {
295 measurements = current = add_measurement_list(NULL, unit);
422 } else { 296 } else {
423 xasprintf(&flag_header, ""); 297 current = add_measurement_list(measurements, unit);
424 } 298 }
425 xasprintf(&output, "%s%s %s %llu%s (%.1f%%", output, flag_header, 299 } else {
426 (!strcmp(me->me_mountdir, "none") || display_mntp) ? me->me_devname : me->me_mountdir, path->dfree_units, units, 300 // Grouped elements are consecutive
427 path->dfree_pct); 301 if (measurements == NULL) {
428 if (path->dused_inodes_percent < 0) { 302 // first entry
429 xasprintf(&output, "%s inode=-)%s;", output, (disk_result ? "]" : "")); 303 measurement_unit unit = create_measurement_unit_from_filesystem(*filesystem, config.display_mntp);
304 unit.name = strdup(filesystem->group);
305 measurements = current = add_measurement_list(NULL, unit);
430 } else { 306 } else {
431 xasprintf(&output, "%s inode=%.0f%%)%s;", output, path->dfree_inodes_percent, ((disk_result && verbose >= 1) ? "]" : "")); 307 // if this is the first element of a group, the name of the previous entry is different
308 if (strcmp(filesystem->group, current->unit.name) != 0) {
309 // so, this must be the first element of a group
310 measurement_unit unit = create_measurement_unit_from_filesystem(*filesystem, config.display_mntp);
311 unit.name = filesystem->group;
312 current = add_measurement_list(measurements, unit);
313
314 } else {
315 // NOT the first entry of a group, add info to the other one
316 current->unit = add_filesystem_to_measurement_unit(current->unit, *filesystem);
317 }
432 } 318 }
433 free(flag_header);
434 } 319 }
435 } 320 }
436 321
437 if (verbose >= 2) 322 /* Process for every path in list */
438 xasprintf(&output, "%s%s", output, details); 323 if (measurements != NULL) {
324 for (measurement_unit_list *unit = measurements; unit; unit = unit->next) {
325 mp_subcheck unit_sc = evaluate_filesystem(unit->unit, config.display_inodes_perfdata, config.display_unit);
326 mp_add_subcheck_to_check(&overall, unit_sc);
327 }
328 } else {
329 // Apparently no machting fs found
330 mp_subcheck none_sc = mp_subcheck_init();
331 xasprintf(&none_sc.output, "No filesystems were found for the provided parameters");
439 332
440 if (strcmp(output, "") == 0 && !erronly) { 333 if (config.ignore_missing) {
441 preamble = ""; 334 none_sc = mp_set_subcheck_state(none_sc, STATE_OK);
442 xasprintf(&output, " - No disks were found for provided parameters"); 335 } else {
336 none_sc = mp_set_subcheck_state(none_sc, STATE_UNKNOWN);
337 }
338 mp_add_subcheck_to_check(&overall, none_sc);
443 } 339 }
444 340
445 printf("DISK %s%s%s%s%s|%s\n", state_text(result), ((erronly && result == STATE_OK)) ? "" : preamble, output, 341 mp_exit(overall);
446 (strcmp(ignored, "") == 0) ? "" : ignored_preamble, ignored, perf);
447 return result;
448} 342}
449 343
450double calculate_percent(uintmax_t value, uintmax_t total) { 344double calculate_percent(uintmax_t value, uintmax_t total) {
451 double pct = -1; 345 double pct = -1;
452 if (value <= DBL_MAX && total != 0) { 346 if (value <= DBL_MAX && total != 0) {
453 pct = (double)value / total * 100.0; 347 pct = (double)value / (double)total * 100.0;
454 } 348 }
349
455 return pct; 350 return pct;
456} 351}
457 352
458/* process command-line arguments */ 353/* process command-line arguments */
459int process_arguments(int argc, char **argv) { 354check_disk_config_wrapper process_arguments(int argc, char **argv) {
460 int c; 355
461 int err; 356 check_disk_config_wrapper result = {
462 struct parameter_list *se; 357 .errorcode = OK,
463 struct parameter_list *temp_list = NULL; 358 .config = check_disk_config_init(),
464 struct parameter_list *previous = NULL; 359 };
465 struct mount_entry *me; 360
466 regex_t re; 361 if (argc < 2) {
467 int cflags = REG_NOSUB | REG_EXTENDED; 362 result.errorcode = ERROR;
468 int default_cflags = cflags; 363 return result;
469 char errbuf[MAX_INPUT_BUFFER]; 364 }
470 int fnd = 0; 365
366 enum {
367 output_format_index = CHAR_MAX + 1,
368 display_unit_index,
369 };
471 370
472 int option = 0;
473 static struct option longopts[] = {{"timeout", required_argument, 0, 't'}, 371 static struct option longopts[] = {{"timeout", required_argument, 0, 't'},
474 {"warning", required_argument, 0, 'w'}, 372 {"warning", required_argument, 0, 'w'},
475 {"critical", required_argument, 0, 'c'}, 373 {"critical", required_argument, 0, 'c'},
476 {"iwarning", required_argument, 0, 'W'}, 374 {"iwarning", required_argument, 0, 'W'},
477 /* Dang, -C is taken. We might want to reshuffle this. */
478 {"icritical", required_argument, 0, 'K'}, 375 {"icritical", required_argument, 0, 'K'},
479 {"kilobytes", no_argument, 0, 'k'}, 376 {"kilobytes", no_argument, 0, 'k'},
480 {"megabytes", no_argument, 0, 'm'}, 377 {"megabytes", no_argument, 0, 'm'},
@@ -507,24 +404,42 @@ int process_arguments(int argc, char **argv) {
507 {"clear", no_argument, 0, 'C'}, 404 {"clear", no_argument, 0, 'C'},
508 {"version", no_argument, 0, 'V'}, 405 {"version", no_argument, 0, 'V'},
509 {"help", no_argument, 0, 'h'}, 406 {"help", no_argument, 0, 'h'},
407 {"output-format", required_argument, 0, output_format_index},
408 {"display-unit", required_argument, 0, display_unit_index},
510 {0, 0, 0, 0}}; 409 {0, 0, 0, 0}};
511 410
512 if (argc < 2) 411 for (int index = 1; index < argc; index++) {
513 return ERROR; 412 if (strcmp("-to", argv[index]) == 0) {
413 strcpy(argv[index], "-t");
414 }
415 }
416
417 int cflags = REG_NOSUB | REG_EXTENDED;
418 int default_cflags = cflags;
419 char *warn_freespace_units = NULL;
420 char *crit_freespace_units = NULL;
421 char *warn_freespace_percent = NULL;
422 char *crit_freespace_percent = NULL;
423 char *warn_freeinodes_percent = NULL;
424 char *crit_freeinodes_percent = NULL;
425
426 bool path_selected = false;
427 char *group = NULL;
428 byte_unit unit = MebiBytes_factor;
514 429
515 np_add_regex(&fs_exclude_list, "iso9660", REG_EXTENDED); 430 result.config.mount_list = read_file_system_list(false);
516 431
517 for (c = 1; c < argc; c++) 432 np_add_regex(&result.config.fs_exclude_list, "iso9660", REG_EXTENDED);
518 if (strcmp("-to", argv[c]) == 0)
519 strcpy(argv[c], "-t");
520 433
521 while (1) { 434 while (true) {
522 c = getopt_long(argc, argv, "+?VqhvefCt:c:w:K:W:u:p:x:X:N:mklLPg:R:r:i:I:MEAn", longopts, &option); 435 int option = 0;
436 int option_index = getopt_long(argc, argv, "+?VqhvefCt:c:w:K:W:u:p:x:X:N:mklLPg:R:r:i:I:MEAn", longopts, &option);
523 437
524 if (c == -1 || c == EOF) 438 if (option_index == -1 || option_index == EOF) {
525 break; 439 break;
440 }
526 441
527 switch (c) { 442 switch (option_index) {
528 case 't': /* timeout period */ 443 case 't': /* timeout period */
529 if (is_integer(optarg)) { 444 if (is_integer(optarg)) {
530 timeout_interval = atoi(optarg); 445 timeout_interval = atoi(optarg);
@@ -555,10 +470,10 @@ int process_arguments(int argc, char **argv) {
555 break; 470 break;
556 471
557 /* Awful mistake where the range values do not make sense. Normally, 472 /* Awful mistake where the range values do not make sense. Normally,
558 you alert if the value is within the range, but since we are using 473 * you alert if the value is within the range, but since we are using
559 freespace, we have to alert if outside the range. Thus we artificially 474 * freespace, we have to alert if outside the range. Thus we artificially
560 force @ at the beginning of the range, so that it is backwards compatible 475 * force @ at the beginning of the range, so that it is backwards compatible
561 */ 476 */
562 case 'c': /* critical threshold */ 477 case 'c': /* critical threshold */
563 if (!is_percentage_expression(optarg) && !is_numeric(optarg)) { 478 if (!is_percentage_expression(optarg) && !is_numeric(optarg)) {
564 die(STATE_UNKNOWN, "Argument for --critical invalid or missing: %s\n", optarg); 479 die(STATE_UNKNOWN, "Argument for --critical invalid or missing: %s\n", optarg);
@@ -594,181 +509,184 @@ int process_arguments(int argc, char **argv) {
594 } 509 }
595 break; 510 break;
596 case 'u': 511 case 'u':
597 if (units)
598 free(units);
599 if (!strcasecmp(optarg, "bytes")) { 512 if (!strcasecmp(optarg, "bytes")) {
600 mult = (uintmax_t)1; 513 unit = Bytes_Factor;
601 units = strdup("B");
602 } else if (!strcmp(optarg, "KiB")) { 514 } else if (!strcmp(optarg, "KiB")) {
603 mult = (uintmax_t)1024; 515 unit = KibiBytes_factor;
604 units = strdup("KiB");
605 } else if (!strcmp(optarg, "kB")) { 516 } else if (!strcmp(optarg, "kB")) {
606 mult = (uintmax_t)1000; 517 unit = KiloBytes_factor;
607 units = strdup("kB");
608 } else if (!strcmp(optarg, "MiB")) { 518 } else if (!strcmp(optarg, "MiB")) {
609 mult = (uintmax_t)1024 * 1024; 519 unit = MebiBytes_factor;
610 units = strdup("MiB");
611 } else if (!strcmp(optarg, "MB")) { 520 } else if (!strcmp(optarg, "MB")) {
612 mult = (uintmax_t)1000 * 1000; 521 unit = MegaBytes_factor;
613 units = strdup("MB");
614 } else if (!strcmp(optarg, "GiB")) { 522 } else if (!strcmp(optarg, "GiB")) {
615 mult = (uintmax_t)1024 * 1024 * 1024; 523 unit = GibiBytes_factor;
616 units = strdup("GiB");
617 } else if (!strcmp(optarg, "GB")) { 524 } else if (!strcmp(optarg, "GB")) {
618 mult = (uintmax_t)1000 * 1000 * 1000; 525 unit = GigaBytes_factor;
619 units = strdup("GB");
620 } else if (!strcmp(optarg, "TiB")) { 526 } else if (!strcmp(optarg, "TiB")) {
621 mult = (uintmax_t)1024 * 1024 * 1024 * 1024; 527 unit = TebiBytes_factor;
622 units = strdup("TiB");
623 } else if (!strcmp(optarg, "TB")) { 528 } else if (!strcmp(optarg, "TB")) {
624 mult = (uintmax_t)1000 * 1000 * 1000 * 1000; 529 unit = TeraBytes_factor;
625 units = strdup("TB");
626 } else if (!strcmp(optarg, "PiB")) { 530 } else if (!strcmp(optarg, "PiB")) {
627 mult = (uintmax_t)1024 * 1024 * 1024 * 1024 * 1024; 531 unit = PebiBytes_factor;
628 units = strdup("PiB");
629 } else if (!strcmp(optarg, "PB")) { 532 } else if (!strcmp(optarg, "PB")) {
630 mult = (uintmax_t)1000 * 1000 * 1000 * 1000 * 1000; 533 unit = PetaBytes_factor;
631 units = strdup("PB");
632 } else { 534 } else {
633 die(STATE_UNKNOWN, _("unit type %s not known\n"), optarg); 535 die(STATE_UNKNOWN, _("unit type %s not known\n"), optarg);
634 } 536 }
635 if (units == NULL)
636 die(STATE_UNKNOWN, _("failed allocating storage for '%s'\n"), "units");
637 break; 537 break;
638 case 'k': /* display mountpoint */ 538 case 'k':
639 mult = 1024; 539 unit = KibiBytes_factor;
640 if (units) 540 break;
641 free(units); 541 case 'm':
642 units = strdup("kiB"); 542 unit = MebiBytes_factor;
643 break; 543 break;
644 case 'm': /* display mountpoint */ 544 case display_unit_index:
645 mult = 1024 * 1024; 545 if (!strcasecmp(optarg, "bytes")) {
646 if (units) 546 result.config.display_unit = Bytes;
647 free(units); 547 } else if (!strcmp(optarg, "KiB")) {
648 units = strdup("MiB"); 548 result.config.display_unit = KibiBytes;
549 } else if (!strcmp(optarg, "kB")) {
550 result.config.display_unit = KiloBytes;
551 } else if (!strcmp(optarg, "MiB")) {
552 result.config.display_unit = MebiBytes;
553 } else if (!strcmp(optarg, "MB")) {
554 result.config.display_unit = MegaBytes;
555 } else if (!strcmp(optarg, "GiB")) {
556 result.config.display_unit = GibiBytes;
557 } else if (!strcmp(optarg, "GB")) {
558 result.config.display_unit = GigaBytes;
559 } else if (!strcmp(optarg, "TiB")) {
560 result.config.display_unit = TebiBytes;
561 } else if (!strcmp(optarg, "TB")) {
562 result.config.display_unit = TeraBytes;
563 } else if (!strcmp(optarg, "PiB")) {
564 result.config.display_unit = PebiBytes;
565 } else if (!strcmp(optarg, "PB")) {
566 result.config.display_unit = PetaBytes;
567 } else {
568 die(STATE_UNKNOWN, _("unit type %s not known\n"), optarg);
569 }
649 break; 570 break;
650 case 'L': 571 case 'L':
651 stat_remote_fs = 1; 572 result.config.stat_remote_fs = true;
652 /* fallthrough */ 573 /* fallthrough */
653 case 'l': 574 case 'l':
654 show_local_fs = 1; 575 result.config.show_local_fs = true;
655 break; 576 break;
656 case 'P': 577 case 'P':
657 display_inodes_perfdata = 1; 578 result.config.display_inodes_perfdata = true;
658 break; 579 break;
659 case 'p': /* select path */ 580 case 'p': /* select path */ {
660 if (!(warn_freespace_units || crit_freespace_units || warn_freespace_percent || crit_freespace_percent || 581 if (!(warn_freespace_units || crit_freespace_units || warn_freespace_percent || crit_freespace_percent ||
661 warn_usedspace_units || crit_usedspace_units || warn_usedspace_percent || crit_usedspace_percent || 582 warn_freeinodes_percent || crit_freeinodes_percent)) {
662 warn_usedinodes_percent || crit_usedinodes_percent || warn_freeinodes_percent || crit_freeinodes_percent)) {
663 die(STATE_UNKNOWN, "DISK %s: %s", _("UNKNOWN"), _("Must set a threshold value before using -p\n")); 583 die(STATE_UNKNOWN, "DISK %s: %s", _("UNKNOWN"), _("Must set a threshold value before using -p\n"));
664 } 584 }
665 585
666 /* add parameter if not found. overwrite thresholds if path has already been added */ 586 /* add parameter if not found. overwrite thresholds if path has already been added */
667 if (!(se = np_find_parameter(path_select_list, optarg))) { 587 parameter_list_elem *search_entry;
668 se = np_add_parameter(&path_select_list, optarg); 588 if (!(search_entry = mp_int_fs_list_find(result.config.path_select_list, optarg))) {
669 589 search_entry = mp_int_fs_list_append(&result.config.path_select_list, optarg);
670 if (stat(optarg, &stat_buf[0]) && ignore_missing == true) { 590
671 path_ignored = true; 591 // struct stat stat_buf = {};
672 break; 592 // if (stat(optarg, &stat_buf) && result.config.ignore_missing) {
673 } 593 // result.config.path_ignored = true;
594 // break;
595 // }
674 } 596 }
675 se->group = group; 597 search_entry->group = group;
676 set_all_thresholds(se); 598 set_all_thresholds(search_entry, warn_freespace_units, crit_freespace_units, warn_freespace_percent, crit_freespace_percent,
599
600 warn_freeinodes_percent, crit_freeinodes_percent);
677 601
678 /* With autofs, it is required to stat() the path before re-populating the mount_list */ 602 /* With autofs, it is required to stat() the path before re-populating the mount_list */
679 if (!stat_path(se)) { 603 // if (!stat_path(se, result.config.ignore_missing)) {
680 break; 604 // break;
681 } 605 // }
682 /* NB: We can't free the old mount_list "just like that": both list pointers and struct 606 mp_int_fs_list_set_best_match(result.config.path_select_list, result.config.mount_list, result.config.exact_match);
683 * pointers are copied around. One of the reason it wasn't done yet is that other parts
684 * of check_disk need the same kind of cleanup so it'd better be done as a whole */
685 mount_list = read_file_system_list(0);
686 np_set_best_match(se, mount_list, exact_match);
687 607
688 path_selected = true; 608 path_selected = true;
689 break; 609 } break;
690 case 'x': /* exclude path or partition */ 610 case 'x': /* exclude path or partition */
691 np_add_name(&dp_exclude_list, optarg); 611 np_add_name(&result.config.device_path_exclude_list, optarg);
692 break; 612 break;
693 case 'X': /* exclude file system type */ 613 case 'X': /* exclude file system type */ {
694 err = np_add_regex(&fs_exclude_list, optarg, REG_EXTENDED); 614 int err = np_add_regex(&result.config.fs_exclude_list, optarg, REG_EXTENDED);
695 if (err != 0) { 615 if (err != 0) {
696 regerror(err, &fs_exclude_list->regex, errbuf, MAX_INPUT_BUFFER); 616 char errbuf[MAX_INPUT_BUFFER];
617 regerror(err, &result.config.fs_exclude_list->regex, errbuf, MAX_INPUT_BUFFER);
697 die(STATE_UNKNOWN, "DISK %s: %s - %s\n", _("UNKNOWN"), _("Could not compile regular expression"), errbuf); 618 die(STATE_UNKNOWN, "DISK %s: %s - %s\n", _("UNKNOWN"), _("Could not compile regular expression"), errbuf);
698 } 619 }
699 break; 620 break;
700 case 'N': /* include file system type */ 621 case 'N': /* include file system type */
701 err = np_add_regex(&fs_include_list, optarg, REG_EXTENDED); 622 err = np_add_regex(&result.config.fs_include_list, optarg, REG_EXTENDED);
702 if (err != 0) { 623 if (err != 0) {
703 regerror(err, &fs_exclude_list->regex, errbuf, MAX_INPUT_BUFFER); 624 char errbuf[MAX_INPUT_BUFFER];
625 regerror(err, &result.config.fs_exclude_list->regex, errbuf, MAX_INPUT_BUFFER);
704 die(STATE_UNKNOWN, "DISK %s: %s - %s\n", _("UNKNOWN"), _("Could not compile regular expression"), errbuf); 626 die(STATE_UNKNOWN, "DISK %s: %s - %s\n", _("UNKNOWN"), _("Could not compile regular expression"), errbuf);
705 } 627 }
706 break; 628 } break;
707 case 'v': /* verbose */ 629 case 'v': /* verbose */
708 verbose++; 630 verbose++;
709 break; 631 break;
710 case 'q': /* TODO: this function should eventually go away (removed 2007-09-20) */ 632 case 'q': /* TODO: this function should eventually go away (removed 2007-09-20) */
711 /* verbose--; **replaced by line below**. -q was only a broken way of implementing -e */ 633 /* verbose--; **replaced by line below**. -q was only a broken way of implementing -e */
712 erronly = true; 634 result.config.erronly = true;
713 break; 635 break;
714 case 'e': 636 case 'e':
715 erronly = true; 637 result.config.erronly = true;
716 break; 638 break;
717 case 'E': 639 case 'E':
718 if (path_selected) 640 if (path_selected) {
719 die(STATE_UNKNOWN, "DISK %s: %s", _("UNKNOWN"), _("Must set -E before selecting paths\n")); 641 die(STATE_UNKNOWN, "DISK %s: %s", _("UNKNOWN"), _("Must set -E before selecting paths\n"));
720 exact_match = true; 642 }
643 result.config.exact_match = true;
721 break; 644 break;
722 case 'f': 645 case 'f':
723 freespace_ignore_reserved = true; 646 result.config.freespace_ignore_reserved = true;
724 break; 647 break;
725 case 'g': 648 case 'g':
726 if (path_selected) 649 if (path_selected) {
727 die(STATE_UNKNOWN, "DISK %s: %s", _("UNKNOWN"), _("Must set group value before selecting paths\n")); 650 die(STATE_UNKNOWN, "DISK %s: %s", _("UNKNOWN"), _("Must set group value before selecting paths\n"));
651 }
728 group = optarg; 652 group = optarg;
729 break; 653 break;
730 case 'I': 654 case 'I':
731 cflags |= REG_ICASE; 655 cflags |= REG_ICASE;
732 // Intentional fallthrough 656 // Intentional fallthrough
733 case 'i': 657 case 'i': {
734 if (!path_selected) 658 if (!path_selected) {
735 die(STATE_UNKNOWN, "DISK %s: %s\n", _("UNKNOWN"), 659 die(STATE_UNKNOWN, "DISK %s: %s\n", _("UNKNOWN"),
736 _("Paths need to be selected before using -i/-I. Use -A to select all paths explicitly")); 660 _("Paths need to be selected before using -i/-I. Use -A to select all paths explicitly"));
737 err = regcomp(&re, optarg, cflags); 661 }
662 regex_t regex;
663 int err = regcomp(&regex, optarg, cflags);
738 if (err != 0) { 664 if (err != 0) {
739 regerror(err, &re, errbuf, MAX_INPUT_BUFFER); 665 char errbuf[MAX_INPUT_BUFFER];
666 regerror(err, &regex, errbuf, MAX_INPUT_BUFFER);
740 die(STATE_UNKNOWN, "DISK %s: %s - %s\n", _("UNKNOWN"), _("Could not compile regular expression"), errbuf); 667 die(STATE_UNKNOWN, "DISK %s: %s - %s\n", _("UNKNOWN"), _("Could not compile regular expression"), errbuf);
741 } 668 }
742 669
743 temp_list = path_select_list; 670 for (parameter_list_elem *elem = result.config.path_select_list.first; elem;) {
744 671 if (elem->best_match) {
745 previous = NULL; 672 if (np_regex_match_mount_entry(elem->best_match, &regex)) {
746 while (temp_list) {
747 if (temp_list->best_match) {
748 if (np_regex_match_mount_entry(temp_list->best_match, &re)) {
749 673
750 if (verbose >= 3) 674 if (verbose >= 3) {
751 printf("ignoring %s matching regex\n", temp_list->name); 675 printf("ignoring %s matching regex\n", elem->name);
676 }
752 677
753 temp_list = np_del_parameter(temp_list, previous); 678 elem = mp_int_fs_list_del(&result.config.path_select_list, elem);
754 /* pointer to first element needs to be updated if first item gets deleted */ 679 continue;
755 if (previous == NULL)
756 path_select_list = temp_list;
757 } else {
758 previous = temp_list;
759 temp_list = temp_list->name_next;
760 } 680 }
761 } else {
762 previous = temp_list;
763 temp_list = temp_list->name_next;
764 } 681 }
682
683 elem = mp_int_fs_list_get_next(elem);
765 } 684 }
766 685
767 cflags = default_cflags; 686 cflags = default_cflags;
768 break; 687 } break;
769
770 case 'n': 688 case 'n':
771 ignore_missing = true; 689 result.config.ignore_missing = true;
772 break; 690 break;
773 case 'A': 691 case 'A':
774 optarg = strdup(".*"); 692 optarg = strdup(".*");
@@ -776,80 +694,83 @@ int process_arguments(int argc, char **argv) {
776 case 'R': 694 case 'R':
777 cflags |= REG_ICASE; 695 cflags |= REG_ICASE;
778 // Intentional fallthrough 696 // Intentional fallthrough
779 case 'r': 697 case 'r': {
780 if (!(warn_freespace_units || crit_freespace_units || warn_freespace_percent || crit_freespace_percent || 698 if (!(warn_freespace_units || crit_freespace_units || warn_freespace_percent || crit_freespace_percent ||
781 warn_usedspace_units || crit_usedspace_units || warn_usedspace_percent || crit_usedspace_percent || 699 warn_freeinodes_percent || crit_freeinodes_percent)) {
782 warn_usedinodes_percent || crit_usedinodes_percent || warn_freeinodes_percent || crit_freeinodes_percent)) {
783 die(STATE_UNKNOWN, "DISK %s: %s", _("UNKNOWN"), 700 die(STATE_UNKNOWN, "DISK %s: %s", _("UNKNOWN"),
784 _("Must set a threshold value before using -r/-R/-A (--ereg-path/--eregi-path/--all)\n")); 701 _("Must set a threshold value before using -r/-R/-A (--ereg-path/--eregi-path/--all)\n"));
785 } 702 }
786 703
787 err = regcomp(&re, optarg, cflags); 704 regex_t regex;
705 int err = regcomp(&regex, optarg, cflags);
788 if (err != 0) { 706 if (err != 0) {
789 regerror(err, &re, errbuf, MAX_INPUT_BUFFER); 707 char errbuf[MAX_INPUT_BUFFER];
708 regerror(err, &regex, errbuf, MAX_INPUT_BUFFER);
790 die(STATE_UNKNOWN, "DISK %s: %s - %s\n", _("UNKNOWN"), _("Could not compile regular expression"), errbuf); 709 die(STATE_UNKNOWN, "DISK %s: %s - %s\n", _("UNKNOWN"), _("Could not compile regular expression"), errbuf);
791 } 710 }
792 711
793 for (me = mount_list; me; me = me->me_next) { 712 bool found = false;
794 if (np_regex_match_mount_entry(me, &re)) { 713 for (struct mount_entry *me = result.config.mount_list; me; me = me->me_next) {
795 fnd = true; 714 if (np_regex_match_mount_entry(me, &regex)) {
796 if (verbose >= 3) 715 found = true;
716 if (verbose >= 3) {
797 printf("%s %s matching expression %s\n", me->me_devname, me->me_mountdir, optarg); 717 printf("%s %s matching expression %s\n", me->me_devname, me->me_mountdir, optarg);
718 }
798 719
799 /* add parameter if not found. overwrite thresholds if path has already been added */ 720 /* add parameter if not found. overwrite thresholds if path has already been added */
800 if (!(se = np_find_parameter(path_select_list, me->me_mountdir))) { 721 parameter_list_elem *se = NULL;
801 se = np_add_parameter(&path_select_list, me->me_mountdir); 722 if (!(se = mp_int_fs_list_find(result.config.path_select_list, me->me_mountdir))) {
723 se = mp_int_fs_list_append(&result.config.path_select_list, me->me_mountdir);
802 } 724 }
803 se->group = group; 725 se->group = group;
804 set_all_thresholds(se); 726 set_all_thresholds(se, warn_freespace_units, crit_freespace_units, warn_freespace_percent, crit_freespace_percent,
727 warn_freeinodes_percent, crit_freeinodes_percent);
805 } 728 }
806 } 729 }
807 730
808 if (!fnd && ignore_missing == true) { 731 if (!found) {
809 path_ignored = true; 732 if (result.config.ignore_missing) {
810 path_selected = true; 733 result.config.path_ignored = true;
811 break; 734 path_selected = true;
812 } 735 break;
813 if (!fnd) 736 }
737
814 die(STATE_UNKNOWN, "DISK %s: %s - %s\n", _("UNKNOWN"), _("Regular expression did not match any path or disk"), optarg); 738 die(STATE_UNKNOWN, "DISK %s: %s - %s\n", _("UNKNOWN"), _("Regular expression did not match any path or disk"), optarg);
739 }
815 740
816 fnd = false;
817 path_selected = true; 741 path_selected = true;
818 np_set_best_match(path_select_list, mount_list, exact_match); 742 mp_int_fs_list_set_best_match(result.config.path_select_list, result.config.mount_list, result.config.exact_match);
819 cflags = default_cflags; 743 cflags = default_cflags;
820 744
821 break; 745 } break;
822 case 'M': /* display mountpoint */ 746 case 'M': /* display mountpoint */
823 display_mntp = true; 747 result.config.display_mntp = true;
824 break; 748 break;
825 case 'C': 749 case 'C': {
826 /* add all mount entries to path_select list if no partitions have been explicitly defined using -p */ 750 /* add all mount entries to path_select list if no partitions have been explicitly defined using -p */
827 if (path_selected == false) { 751 if (!path_selected) {
828 struct parameter_list *path; 752 parameter_list_elem *path;
829 for (me = mount_list; me; me = me->me_next) { 753 for (struct mount_entry *me = result.config.mount_list; me; me = me->me_next) {
830 if (!(path = np_find_parameter(path_select_list, me->me_mountdir))) 754 if (!(path = mp_int_fs_list_find(result.config.path_select_list, me->me_mountdir))) {
831 path = np_add_parameter(&path_select_list, me->me_mountdir); 755 path = mp_int_fs_list_append(&result.config.path_select_list, me->me_mountdir);
756 }
832 path->best_match = me; 757 path->best_match = me;
833 path->group = group; 758 path->group = group;
834 set_all_thresholds(path); 759 set_all_thresholds(path, warn_freespace_units, crit_freespace_units, warn_freespace_percent, crit_freespace_percent,
760 warn_freeinodes_percent, crit_freeinodes_percent);
835 } 761 }
836 } 762 }
763
837 warn_freespace_units = NULL; 764 warn_freespace_units = NULL;
838 crit_freespace_units = NULL; 765 crit_freespace_units = NULL;
839 warn_usedspace_units = NULL;
840 crit_usedspace_units = NULL;
841 warn_freespace_percent = NULL; 766 warn_freespace_percent = NULL;
842 crit_freespace_percent = NULL; 767 crit_freespace_percent = NULL;
843 warn_usedspace_percent = NULL;
844 crit_usedspace_percent = NULL;
845 warn_usedinodes_percent = NULL;
846 crit_usedinodes_percent = NULL;
847 warn_freeinodes_percent = NULL; 768 warn_freeinodes_percent = NULL;
848 crit_freeinodes_percent = NULL; 769 crit_freeinodes_percent = NULL;
849 770
850 path_selected = false; 771 path_selected = false;
851 group = NULL; 772 group = NULL;
852 break; 773 } break;
853 case 'V': /* version */ 774 case 'V': /* version */
854 print_revision(progname, NP_VERSION); 775 print_revision(progname, NP_VERSION);
855 exit(STATE_UNKNOWN); 776 exit(STATE_UNKNOWN);
@@ -858,50 +779,145 @@ int process_arguments(int argc, char **argv) {
858 exit(STATE_UNKNOWN); 779 exit(STATE_UNKNOWN);
859 case '?': /* help */ 780 case '?': /* help */
860 usage(_("Unknown argument")); 781 usage(_("Unknown argument"));
782 case output_format_index: {
783 parsed_output_format parser = mp_parse_output_format(optarg);
784 if (!parser.parsing_success) {
785 // TODO List all available formats here, maybe add anothoer usage function
786 printf("Invalid output format: %s\n", optarg);
787 exit(STATE_UNKNOWN);
788 }
789
790 result.config.output_format_is_set = true;
791 result.config.output_format = parser.output_format;
792 break;
793 }
861 } 794 }
862 } 795 }
863 796
864 /* Support for "check_disk warn crit [fs]" with thresholds at used% level */ 797 /* Support for "check_disk warn crit [fs]" with thresholds at used% level */
865 c = optind; 798 int index = optind;
866 if (warn_usedspace_percent == NULL && argc > c && is_intnonneg(argv[c])) 799
867 warn_usedspace_percent = argv[c++]; 800 if (argc > index && is_intnonneg(argv[index])) {
801 if (verbose > 0) {
802 printf("Got an positional warn threshold: %s\n", argv[index]);
803 }
804 char *range = argv[index++];
805 mp_range_parsed tmp = mp_parse_range_string(range);
806 if (tmp.error != MP_PARSING_SUCCES) {
807 die(STATE_UNKNOWN, "failed to parse warning threshold");
808 }
809
810 mp_range tmp_range = tmp.range;
811 // Invert range to use it for free instead of used
812 // tmp_range.alert_on_inside_range = !tmp_range.alert_on_inside_range;
868 813
869 if (crit_usedspace_percent == NULL && argc > c && is_intnonneg(argv[c])) 814 warn_freespace_percent = mp_range_to_string(tmp_range);
870 crit_usedspace_percent = argv[c++];
871 815
872 if (argc > c) { 816 if (verbose > 0) {
873 se = np_add_parameter(&path_select_list, strdup(argv[c++])); 817 printf("Positional warning threshold transformed to: %s\n", warn_freespace_percent);
818 }
819 }
820
821 if (argc > index && is_intnonneg(argv[index])) {
822 if (verbose > 0) {
823 printf("Got an positional crit threshold: %s\n", argv[index]);
824 }
825 char *range = argv[index++];
826 mp_range_parsed tmp = mp_parse_range_string(range);
827 if (tmp.error != MP_PARSING_SUCCES) {
828 die(STATE_UNKNOWN, "failed to parse warning threshold");
829 }
830
831 mp_range tmp_range = tmp.range;
832 // Invert range to use it for free instead of used
833 // tmp_range.alert_on_inside_range = !tmp_range.alert_on_inside_range;
834
835 crit_freespace_percent = mp_range_to_string(tmp_range);
836
837 if (verbose > 0) {
838 printf("Positional critical threshold transformed to: %s\n", crit_freespace_percent);
839 }
840 }
841
842 if (argc > index) {
843 if (verbose > 0) {
844 printf("Got an positional filesystem: %s\n", argv[index]);
845 }
846 struct parameter_list *se = mp_int_fs_list_append(&result.config.path_select_list, strdup(argv[index++]));
874 path_selected = true; 847 path_selected = true;
875 set_all_thresholds(se); 848 set_all_thresholds(se, warn_freespace_units, crit_freespace_units, warn_freespace_percent, crit_freespace_percent,
849 warn_freeinodes_percent, crit_freeinodes_percent);
850 }
851
852 // If a list of paths has not been explicitly selected, find entire
853 // mount list and create list of paths
854 if (!path_selected && !result.config.path_ignored) {
855 for (struct mount_entry *me = result.config.mount_list; me; me = me->me_next) {
856 if (me->me_dummy != 0) {
857 // just do not add dummy filesystems
858 continue;
859 }
860
861 parameter_list_elem *path = NULL;
862 if (!(path = mp_int_fs_list_find(result.config.path_select_list, me->me_mountdir))) {
863 path = mp_int_fs_list_append(&result.config.path_select_list, me->me_mountdir);
864 }
865 path->best_match = me;
866 path->group = group;
867 set_all_thresholds(path, warn_freespace_units, crit_freespace_units, warn_freespace_percent, crit_freespace_percent,
868 warn_freeinodes_percent, crit_freeinodes_percent);
869 }
876 } 870 }
877 871
878 if (units == NULL) { 872 // Set thresholds to the appropriate unit
879 units = strdup("MiB"); 873 for (parameter_list_elem *tmp = result.config.path_select_list.first; tmp; tmp = mp_int_fs_list_get_next(tmp)) {
880 mult = (uintmax_t)1024 * 1024; 874
875 mp_perfdata_value factor = mp_create_pd_value(unit);
876
877 if (tmp->freespace_units.critical_is_set) {
878 tmp->freespace_units.critical = mp_range_multiply(tmp->freespace_units.critical, factor);
879 }
880 if (tmp->freespace_units.warning_is_set) {
881 tmp->freespace_units.warning = mp_range_multiply(tmp->freespace_units.warning, factor);
882 }
881 } 883 }
882 884
883 return true; 885 return result;
884} 886}
885 887
886void set_all_thresholds(struct parameter_list *path) { 888void set_all_thresholds(parameter_list_elem *path, char *warn_freespace_units, char *crit_freespace_units, char *warn_freespace_percent,
887 if (path->freespace_units != NULL) 889 char *crit_freespace_percent, char *warn_freeinodes_percent, char *crit_freeinodes_percent) {
888 free(path->freespace_units); 890 mp_range_parsed tmp;
889 set_thresholds(&path->freespace_units, warn_freespace_units, crit_freespace_units); 891
890 if (path->freespace_percent != NULL) 892 if (warn_freespace_units) {
891 free(path->freespace_percent); 893 tmp = mp_parse_range_string(warn_freespace_units);
892 set_thresholds(&path->freespace_percent, warn_freespace_percent, crit_freespace_percent); 894 path->freespace_units = mp_thresholds_set_warn(path->freespace_units, tmp.range);
893 if (path->usedspace_units != NULL) 895 }
894 free(path->usedspace_units); 896
895 set_thresholds(&path->usedspace_units, warn_usedspace_units, crit_usedspace_units); 897 if (crit_freespace_units) {
896 if (path->usedspace_percent != NULL) 898 tmp = mp_parse_range_string(crit_freespace_units);
897 free(path->usedspace_percent); 899 path->freespace_units = mp_thresholds_set_crit(path->freespace_units, tmp.range);
898 set_thresholds(&path->usedspace_percent, warn_usedspace_percent, crit_usedspace_percent); 900 }
899 if (path->usedinodes_percent != NULL) 901
900 free(path->usedinodes_percent); 902 if (warn_freespace_percent) {
901 set_thresholds(&path->usedinodes_percent, warn_usedinodes_percent, crit_usedinodes_percent); 903 tmp = mp_parse_range_string(warn_freespace_percent);
902 if (path->freeinodes_percent != NULL) 904 path->freespace_percent = mp_thresholds_set_warn(path->freespace_percent, tmp.range);
903 free(path->freeinodes_percent); 905 }
904 set_thresholds(&path->freeinodes_percent, warn_freeinodes_percent, crit_freeinodes_percent); 906
907 if (crit_freespace_percent) {
908 tmp = mp_parse_range_string(crit_freespace_percent);
909 path->freespace_percent = mp_thresholds_set_crit(path->freespace_percent, tmp.range);
910 }
911
912 if (warn_freeinodes_percent) {
913 tmp = mp_parse_range_string(warn_freeinodes_percent);
914 path->freeinodes_percent = mp_thresholds_set_warn(path->freeinodes_percent, tmp.range);
915 }
916
917 if (crit_freeinodes_percent) {
918 tmp = mp_parse_range_string(crit_freeinodes_percent);
919 path->freeinodes_percent = mp_thresholds_set_crit(path->freeinodes_percent, tmp.range);
920 }
905} 921}
906 922
907void print_help(void) { 923void print_help(void) {
@@ -948,8 +964,6 @@ void print_help(void) {
948 printf(" %s\n", _("Display inode usage in perfdata")); 964 printf(" %s\n", _("Display inode usage in perfdata"));
949 printf(" %s\n", "-g, --group=NAME"); 965 printf(" %s\n", "-g, --group=NAME");
950 printf(" %s\n", _("Group paths. Thresholds apply to (free-)space of all partitions together")); 966 printf(" %s\n", _("Group paths. Thresholds apply to (free-)space of all partitions together"));
951 printf(" %s\n", "-k, --kilobytes");
952 printf(" %s\n", _("Same as '--units kB'"));
953 printf(" %s\n", "-l, --local"); 967 printf(" %s\n", "-l, --local");
954 printf(" %s\n", _("Only check local filesystems")); 968 printf(" %s\n", _("Only check local filesystems"));
955 printf(" %s\n", "-L, --stat-remote-fs"); 969 printf(" %s\n", "-L, --stat-remote-fs");
@@ -957,8 +971,6 @@ void print_help(void) {
957 printf(" %s\n", _("to test if they are accessible (e.g. to detect Stale NFS Handles)")); 971 printf(" %s\n", _("to test if they are accessible (e.g. to detect Stale NFS Handles)"));
958 printf(" %s\n", "-M, --mountpoint"); 972 printf(" %s\n", "-M, --mountpoint");
959 printf(" %s\n", _("Display the (block) device instead of the mount point")); 973 printf(" %s\n", _("Display the (block) device instead of the mount point"));
960 printf(" %s\n", "-m, --megabytes");
961 printf(" %s\n", _("Same as '--units MB'"));
962 printf(" %s\n", "-A, --all"); 974 printf(" %s\n", "-A, --all");
963 printf(" %s\n", _("Explicitly select all paths. This is equivalent to -R '.*'")); 975 printf(" %s\n", _("Explicitly select all paths. This is equivalent to -R '.*'"));
964 printf(" %s\n", "-R, --eregi-path=PATH, --eregi-partition=PARTITION"); 976 printf(" %s\n", "-R, --eregi-path=PATH, --eregi-partition=PARTITION");
@@ -974,12 +986,25 @@ void print_help(void) {
974 printf(" %s\n", _("(Provide this option before -p / -r / --ereg-path if used)")); 986 printf(" %s\n", _("(Provide this option before -p / -r / --ereg-path if used)"));
975 printf(UT_PLUG_TIMEOUT, DEFAULT_SOCKET_TIMEOUT); 987 printf(UT_PLUG_TIMEOUT, DEFAULT_SOCKET_TIMEOUT);
976 printf(" %s\n", "-u, --units=STRING"); 988 printf(" %s\n", "-u, --units=STRING");
977 printf(" %s\n", _("Choose bytes, kB, MB, GB, TB (default: MB)")); 989 printf(" %s\n", _("Select the unit used for the absolute value thresholds"));
990 printf(
991 " %s\n",
992 _("Choose one of \"bytes\", \"KiB\", \"kB\", \"MiB\", \"MB\", \"GiB\", \"GB\", \"TiB\", \"TB\", \"PiB\", \"PB\" (default: MiB)"));
993 printf(" %s\n", "-k, --kilobytes");
994 printf(" %s\n", _("Same as '--units kB'"));
995 printf(" %s\n", "--display-unit");
996 printf(" %s\n", _("Select the unit used for in the output"));
997 printf(
998 " %s\n",
999 _("Choose one of \"bytes\", \"KiB\", \"kB\", \"MiB\", \"MB\", \"GiB\", \"GB\", \"TiB\", \"TB\", \"PiB\", \"PB\" (default: MiB)"));
1000 printf(" %s\n", "-m, --megabytes");
1001 printf(" %s\n", _("Same as '--units MB'"));
978 printf(UT_VERBOSE); 1002 printf(UT_VERBOSE);
979 printf(" %s\n", "-X, --exclude-type=TYPE_REGEX"); 1003 printf(" %s\n", "-X, --exclude-type=TYPE_REGEX");
980 printf(" %s\n", _("Ignore all filesystems of types matching given regex(7) (may be repeated)")); 1004 printf(" %s\n", _("Ignore all filesystems of types matching given regex(7) (may be repeated)"));
981 printf(" %s\n", "-N, --include-type=TYPE_REGEX"); 1005 printf(" %s\n", "-N, --include-type=TYPE_REGEX");
982 printf(" %s\n", _("Check only filesystems where the type matches this given regex(7) (may be repeated)")); 1006 printf(" %s\n", _("Check only filesystems where the type matches this given regex(7) (may be repeated)"));
1007 printf(UT_OUTPUT_FORMAT);
983 1008
984 printf("\n"); 1009 printf("\n");
985 printf("%s\n", _("General usage hints:")); 1010 printf("%s\n", _("General usage hints:"));
@@ -1009,105 +1034,187 @@ void print_usage(void) {
1009 printf("[-t timeout] [-u unit] [-v] [-X type_regex] [-N type]\n"); 1034 printf("[-t timeout] [-u unit] [-v] [-X type_regex] [-N type]\n");
1010} 1035}
1011 1036
1012bool stat_path(struct parameter_list *p) { 1037bool stat_path(parameter_list_elem *parameters, bool ignore_missing) {
1013 /* Stat entry to check that dir exists and is accessible */ 1038 /* Stat entry to check that dir exists and is accessible */
1014 if (verbose >= 3) 1039 if (verbose >= 3) {
1015 printf("calling stat on %s\n", p->name); 1040 printf("calling stat on %s\n", parameters->name);
1016 if (stat(p->name, &stat_buf[0])) { 1041 }
1017 if (verbose >= 3) 1042
1018 printf("stat failed on %s\n", p->name); 1043 struct stat stat_buf = {0};
1019 if (ignore_missing == true) { 1044 if (stat(parameters->name, &stat_buf)) {
1045 if (verbose >= 3) {
1046 printf("stat failed on %s\n", parameters->name);
1047 }
1048 if (ignore_missing) {
1020 return false; 1049 return false;
1021 } 1050 }
1022 printf("DISK %s - ", _("CRITICAL")); 1051 printf("DISK %s - ", _("CRITICAL"));
1023 die(STATE_CRITICAL, _("%s %s: %s\n"), p->name, _("is not accessible"), strerror(errno)); 1052 die(STATE_CRITICAL, _("%s %s: %s\n"), parameters->name, _("is not accessible"), strerror(errno));
1024 } 1053 }
1054
1025 return true; 1055 return true;
1026} 1056}
1027 1057
1028void get_stats(struct parameter_list *p, struct fs_usage *fsp) { 1058static parameter_list_elem get_path_stats(parameter_list_elem parameters, const struct fs_usage fsp, bool freespace_ignore_reserved) {
1029 struct parameter_list *p_list; 1059 uintmax_t available = fsp.fsu_bavail;
1030 struct fs_usage tmpfsp; 1060 uintmax_t available_to_root = fsp.fsu_bfree;
1031 int first = 1; 1061 uintmax_t used = fsp.fsu_blocks - fsp.fsu_bfree;
1062 uintmax_t total;
1032 1063
1033 if (p->group == NULL) {
1034 get_path_stats(p, fsp);
1035 } else {
1036 /* find all group members */
1037 for (p_list = path_select_list; p_list; p_list = p_list->name_next) {
1038#ifdef __CYGWIN__
1039 if (strncmp(p_list->name, "/cygdrive/", 10) != 0)
1040 continue;
1041#endif
1042 if (p_list->group && !(strcmp(p_list->group, p->group))) {
1043 if (!stat_path(p_list))
1044 continue;
1045 get_fs_usage(p_list->best_match->me_mountdir, p_list->best_match->me_devname, &tmpfsp);
1046 get_path_stats(p_list, &tmpfsp);
1047 if (verbose >= 3)
1048 printf("Group %s: adding %lu blocks sized %lu, (%s) used_units=%lu free_units=%lu total_units=%lu mult=%lu\n",
1049 p_list->group, tmpfsp.fsu_blocks, tmpfsp.fsu_blocksize, p_list->best_match->me_mountdir, p_list->dused_units,
1050 p_list->dfree_units, p_list->dtotal_units, mult);
1051
1052 /* prevent counting the first FS of a group twice since its parameter_list entry
1053 * is used to carry the information of all file systems of the entire group */
1054 if (!first) {
1055 p->total += p_list->total;
1056 p->available += p_list->available;
1057 p->available_to_root += p_list->available_to_root;
1058 p->used += p_list->used;
1059
1060 p->dused_units += p_list->dused_units;
1061 p->dfree_units += p_list->dfree_units;
1062 p->dtotal_units += p_list->dtotal_units;
1063 p->inodes_total += p_list->inodes_total;
1064 p->inodes_free += p_list->inodes_free;
1065 p->inodes_free_to_root += p_list->inodes_free_to_root;
1066 p->inodes_used += p_list->inodes_used;
1067 }
1068 first = 0;
1069 }
1070 if (verbose >= 3)
1071 printf("Group %s now has: used_units=%lu free_units=%lu total_units=%lu fsu_blocksize=%lu mult=%lu\n", p->group,
1072 p->dused_units, p->dfree_units, p->dtotal_units, tmpfsp.fsu_blocksize, mult);
1073 }
1074 /* modify devname and mountdir for output */
1075 p->best_match->me_mountdir = p->best_match->me_devname = p->group;
1076 }
1077 /* finally calculate percentages for either plain FS or summed up group */
1078 p->dused_pct = calculate_percent(p->used, p->used + p->available); /* used + available can never be > uintmax */
1079 p->dfree_pct = 100.0 - p->dused_pct;
1080 p->dused_inodes_percent = calculate_percent(p->inodes_total - p->inodes_free, p->inodes_total);
1081 p->dfree_inodes_percent = 100 - p->dused_inodes_percent;
1082}
1083
1084void get_path_stats(struct parameter_list *p, struct fs_usage *fsp) {
1085 p->available = fsp->fsu_bavail;
1086 p->available_to_root = fsp->fsu_bfree;
1087 p->used = fsp->fsu_blocks - fsp->fsu_bfree;
1088 if (freespace_ignore_reserved) { 1064 if (freespace_ignore_reserved) {
1089 /* option activated : we subtract the root-reserved space from the total */ 1065 /* option activated : we subtract the root-reserved space from the total */
1090 p->total = fsp->fsu_blocks - p->available_to_root + p->available; 1066 total = fsp.fsu_blocks - available_to_root + available;
1091 } else { 1067 } else {
1092 /* default behaviour : take all the blocks into account */ 1068 /* default behaviour : take all the blocks into account */
1093 p->total = fsp->fsu_blocks; 1069 total = fsp.fsu_blocks;
1094 } 1070 }
1095 1071
1096 p->dused_units = p->used * fsp->fsu_blocksize / mult; 1072 parameters.used_bytes = used * fsp.fsu_blocksize;
1097 p->dfree_units = p->available * fsp->fsu_blocksize / mult; 1073 parameters.free_bytes = available * fsp.fsu_blocksize;
1098 p->dtotal_units = p->total * fsp->fsu_blocksize / mult; 1074 parameters.total_bytes = total * fsp.fsu_blocksize;
1075
1099 /* Free file nodes. Not sure the workaround is required, but in case...*/ 1076 /* Free file nodes. Not sure the workaround is required, but in case...*/
1100 p->inodes_free = fsp->fsu_ffree; 1077 parameters.inodes_free = fsp.fsu_ffree;
1101 p->inodes_free_to_root = fsp->fsu_ffree; /* Free file nodes for root. */ 1078 parameters.inodes_free_to_root = fsp.fsu_ffree; /* Free file nodes for root. */
1102 p->inodes_used = fsp->fsu_files - fsp->fsu_ffree; 1079 parameters.inodes_used = fsp.fsu_files - fsp.fsu_ffree;
1080
1103 if (freespace_ignore_reserved) { 1081 if (freespace_ignore_reserved) {
1104 /* option activated : we subtract the root-reserved inodes from the total */ 1082 /* option activated : we subtract the root-reserved inodes from the total */
1105 /* not all OS report fsp->fsu_favail, only the ones with statvfs syscall */ 1083 /* not all OS report fsp->fsu_favail, only the ones with statvfs syscall */
1106 /* for others, fsp->fsu_ffree == fsp->fsu_favail */ 1084 /* for others, fsp->fsu_ffree == fsp->fsu_favail */
1107 p->inodes_total = fsp->fsu_files - p->inodes_free_to_root + p->inodes_free; 1085 parameters.inodes_total = fsp.fsu_files - parameters.inodes_free_to_root + parameters.inodes_free;
1108 } else { 1086 } else {
1109 /* default behaviour : take all the inodes into account */ 1087 /* default behaviour : take all the inodes into account */
1110 p->inodes_total = fsp->fsu_files; 1088 parameters.inodes_total = fsp.fsu_files;
1089 }
1090
1091 return parameters;
1092}
1093
1094mp_subcheck evaluate_filesystem(measurement_unit measurement_unit, bool display_inodes_perfdata, byte_unit unit) {
1095 mp_subcheck result = mp_subcheck_init();
1096 result = mp_set_subcheck_default_state(result, STATE_UNKNOWN);
1097 xasprintf(&result.output, "%s", measurement_unit.name);
1098
1099 if (!measurement_unit.is_group && measurement_unit.filesystem_type) {
1100 xasprintf(&result.output, "%s (%s)", result.output, measurement_unit.filesystem_type);
1111 } 1101 }
1112 np_add_name(&seen, p->best_match->me_mountdir); 1102
1103 /* Threshold comparisons */
1104
1105 // ===============================
1106 // Free space absolute values test
1107 mp_subcheck freespace_bytes_sc = mp_subcheck_init();
1108 freespace_bytes_sc = mp_set_subcheck_default_state(freespace_bytes_sc, STATE_OK);
1109
1110 if (unit != Humanized) {
1111 xasprintf(&freespace_bytes_sc.output, "Free space absolute: %ju%s (of %ju%s)", (uintmax_t)(measurement_unit.free_bytes / unit),
1112 get_unit_string(unit), (uintmax_t)(measurement_unit.total_bytes / unit), get_unit_string(unit));
1113 } else {
1114 xasprintf(&freespace_bytes_sc.output, "Free space absolute: %s (of %s)", humanize_byte_value(measurement_unit.free_bytes, false),
1115 humanize_byte_value((unsigned long long)measurement_unit.total_bytes, false));
1116 }
1117
1118 mp_perfdata used_space = perfdata_init();
1119 used_space.label = measurement_unit.name;
1120 used_space.value = mp_create_pd_value(measurement_unit.free_bytes);
1121 used_space = mp_set_pd_max_value(used_space, mp_create_pd_value(measurement_unit.total_bytes));
1122 used_space = mp_set_pd_min_value(used_space, mp_create_pd_value(0));
1123 used_space.uom = "B";
1124 used_space = mp_pd_set_thresholds(used_space, measurement_unit.freespace_bytes_thresholds);
1125 freespace_bytes_sc = mp_set_subcheck_state(freespace_bytes_sc, mp_get_pd_status(used_space));
1126
1127 // special case for absolute space thresholds here:
1128 // if absolute values are not set, compute the thresholds from percentage thresholds
1129 mp_thresholds temp_thlds = measurement_unit.freespace_bytes_thresholds;
1130 if (!temp_thlds.critical_is_set && measurement_unit.freespace_percent_thresholds.critical_is_set) {
1131 mp_range tmp_range = measurement_unit.freespace_percent_thresholds.critical;
1132
1133 if (!tmp_range.end_infinity) {
1134 tmp_range.end = mp_create_pd_value(mp_get_pd_value(tmp_range.end) / 100 * measurement_unit.total_bytes);
1135 }
1136
1137 if (!tmp_range.start_infinity) {
1138 tmp_range.start = mp_create_pd_value(mp_get_pd_value(tmp_range.start) / 100 * measurement_unit.total_bytes);
1139 }
1140 measurement_unit.freespace_bytes_thresholds = mp_thresholds_set_crit(measurement_unit.freespace_bytes_thresholds, tmp_range);
1141 used_space = mp_pd_set_thresholds(used_space, measurement_unit.freespace_bytes_thresholds);
1142 }
1143
1144 if (!temp_thlds.warning_is_set && measurement_unit.freespace_percent_thresholds.warning_is_set) {
1145 mp_range tmp_range = measurement_unit.freespace_percent_thresholds.warning;
1146 if (!tmp_range.end_infinity) {
1147 tmp_range.end = mp_create_pd_value(mp_get_pd_value(tmp_range.end) / 100 * measurement_unit.total_bytes);
1148 }
1149 if (!tmp_range.start_infinity) {
1150 tmp_range.start = mp_create_pd_value(mp_get_pd_value(tmp_range.start) / 100 * measurement_unit.total_bytes);
1151 }
1152 measurement_unit.freespace_bytes_thresholds = mp_thresholds_set_warn(measurement_unit.freespace_bytes_thresholds, tmp_range);
1153 used_space = mp_pd_set_thresholds(used_space, measurement_unit.freespace_bytes_thresholds);
1154 }
1155
1156 mp_add_perfdata_to_subcheck(&freespace_bytes_sc, used_space);
1157 mp_add_subcheck_to_subcheck(&result, freespace_bytes_sc);
1158
1159 // ==========================
1160 // Free space percentage test
1161 mp_subcheck freespace_percent_sc = mp_subcheck_init();
1162 freespace_percent_sc = mp_set_subcheck_default_state(freespace_percent_sc, STATE_OK);
1163
1164 double free_percentage = calculate_percent(measurement_unit.free_bytes, measurement_unit.total_bytes);
1165 xasprintf(&freespace_percent_sc.output, "Free space percentage: %g%%", free_percentage);
1166
1167 // Using perfdata here just to get to the test result
1168 mp_perfdata free_space_percent_pd = perfdata_init();
1169 free_space_percent_pd.value = mp_create_pd_value(free_percentage);
1170 free_space_percent_pd = mp_pd_set_thresholds(free_space_percent_pd, measurement_unit.freespace_percent_thresholds);
1171
1172 freespace_percent_sc = mp_set_subcheck_state(freespace_percent_sc, mp_get_pd_status(free_space_percent_pd));
1173 mp_add_subcheck_to_subcheck(&result, freespace_percent_sc);
1174
1175 // ================
1176 // Free inodes test
1177 // Only ever useful if the number of inodes is static (e.g. ext4),
1178 // not when it is dynamic (e.g btrfs)
1179 // Assumption: if the total number of inodes == 0, we have such a case and just skip the test
1180 if (measurement_unit.inodes_total > 0) {
1181 mp_subcheck freeindodes_percent_sc = mp_subcheck_init();
1182 freeindodes_percent_sc = mp_set_subcheck_default_state(freeindodes_percent_sc, STATE_OK);
1183
1184 double free_inode_percentage = calculate_percent(measurement_unit.inodes_free, measurement_unit.inodes_total);
1185
1186 if (verbose > 0) {
1187 printf("free inode percentage computed: %g\n", free_inode_percentage);
1188 }
1189
1190 xasprintf(&freeindodes_percent_sc.output, "Inodes free: %g%% (%ju of %ju)", free_inode_percentage, measurement_unit.inodes_free,
1191 measurement_unit.inodes_total);
1192
1193 mp_perfdata inodes_pd = perfdata_init();
1194 xasprintf(&inodes_pd.label, "%s (inodes)", measurement_unit.name);
1195 inodes_pd = mp_set_pd_value(inodes_pd, measurement_unit.inodes_used);
1196 inodes_pd = mp_set_pd_max_value(inodes_pd, mp_create_pd_value(measurement_unit.inodes_total));
1197 inodes_pd = mp_set_pd_min_value(inodes_pd, mp_create_pd_value(0));
1198
1199 mp_thresholds absolut_inode_thresholds = measurement_unit.freeinodes_percent_thresholds;
1200
1201 if (absolut_inode_thresholds.critical_is_set) {
1202 absolut_inode_thresholds.critical =
1203 mp_range_multiply(absolut_inode_thresholds.critical, mp_create_pd_value(measurement_unit.inodes_total / 100));
1204 }
1205 if (absolut_inode_thresholds.warning_is_set) {
1206 absolut_inode_thresholds.warning =
1207 mp_range_multiply(absolut_inode_thresholds.warning, mp_create_pd_value(measurement_unit.inodes_total / 100));
1208 }
1209
1210 inodes_pd = mp_pd_set_thresholds(inodes_pd, absolut_inode_thresholds);
1211
1212 freeindodes_percent_sc = mp_set_subcheck_state(freeindodes_percent_sc, mp_get_pd_status(inodes_pd));
1213 if (display_inodes_perfdata) {
1214 mp_add_perfdata_to_subcheck(&freeindodes_percent_sc, inodes_pd);
1215 }
1216 mp_add_subcheck_to_subcheck(&result, freeindodes_percent_sc);
1217 }
1218
1219 return result;
1113} 1220}