Add libmpathcmd library and use it internally
[multipath-tools/.git] / libmultipath / dict.c
1 /*
2  * Based on Alexandre Cassen template for keepalived
3  * Copyright (c) 2004, 2005, 2006  Christophe Varoqui
4  * Copyright (c) 2005 Benjamin Marzinski, Redhat
5  * Copyright (c) 2005 Kiyoshi Ueda, NEC
6  */
7 #include <sys/types.h>
8 #include <pwd.h>
9 #include <string.h>
10 #include "checkers.h"
11 #include "vector.h"
12 #include "hwtable.h"
13 #include "structs.h"
14 #include "parser.h"
15 #include "config.h"
16 #include "debug.h"
17 #include "memory.h"
18 #include "pgpolicies.h"
19 #include "blacklist.h"
20 #include "defaults.h"
21 #include "prio.h"
22 #include "errno.h"
23 #include <inttypes.h>
24 #include <mpath_cmd.h>
25
26 static int
27 set_int(vector strvec, void *ptr)
28 {
29         int *int_ptr = (int *)ptr;
30         char * buff;
31
32         buff = VECTOR_SLOT(strvec, 1);
33         *int_ptr = atoi(buff);
34
35         return 0;
36 }
37
38 static int
39 set_str(vector strvec, void *ptr)
40 {
41         char **str_ptr = (char **)ptr;
42
43         if (*str_ptr)
44                 FREE(*str_ptr);
45         *str_ptr = set_value(strvec);
46
47         if (!*str_ptr)
48                 return 1;
49
50         return 0;
51 }
52
53 static int
54 set_yes_no(vector strvec, void *ptr)
55 {
56         char * buff;
57         int *int_ptr = (int *)ptr;
58
59         buff = set_value(strvec);
60         if (!buff)
61                 return 1;
62
63         if (strcmp(buff, "yes") == 0 || strcmp(buff, "1") == 0)
64                 *int_ptr = YN_YES;
65         else
66                 *int_ptr = YN_NO;
67
68         FREE(buff);
69         return 0;
70 }
71
72 static int
73 set_yes_no_undef(vector strvec, void *ptr)
74 {
75         char * buff;
76         int *int_ptr = (int *)ptr;
77
78         buff = set_value(strvec);
79         if (!buff)
80                 return 1;
81
82         if (strcmp(buff, "no") == 0 || strcmp(buff, "0") == 0)
83                 *int_ptr = YNU_NO;
84         else if (strcmp(buff, "yes") == 0 || strcmp(buff, "1") == 0)
85                 *int_ptr = YNU_YES;
86         else
87                 *int_ptr = YNU_UNDEF;
88
89         FREE(buff);
90         return 0;
91 }
92
93 static int
94 print_int (char *buff, int len, void *ptr)
95 {
96         int *int_ptr = (int *)ptr;
97         return snprintf(buff, len, "%i", *int_ptr);
98 }
99
100 static int
101 print_nonzero (char *buff, int len, void *ptr)
102 {
103         int *int_ptr = (int *)ptr;
104         if (!*int_ptr)
105                 return 0;
106         return snprintf(buff, len, "%i", *int_ptr);
107 }
108
109 static int
110 print_str (char *buff, int len, void *ptr)
111 {
112         char **str_ptr = (char **)ptr;
113         if (!*str_ptr)
114                 return 0;
115         return snprintf(buff, len, "\"%s\"", *str_ptr);
116 }
117
118 static int
119 print_yes_no (char *buff, int len, void *ptr)
120 {
121         int *int_ptr = (int *)ptr;
122         return snprintf(buff, len, "\"%s\"",
123                         (*int_ptr == YN_NO)? "no" : "yes");
124 }
125
126 static int
127 print_yes_no_undef (char *buff, int len, void *ptr)
128 {
129         int *int_ptr = (int *)ptr;
130         if (!*int_ptr)
131                 return 0;
132         return snprintf(buff, len, "\"%s\"",
133                         (*int_ptr == YNU_NO)? "no" : "yes");
134 }
135
136 #define declare_def_handler(option, function)                           \
137 static int                                                              \
138 def_ ## option ## _handler (vector strvec)                              \
139 {                                                                       \
140         return function (strvec, &conf->option);                        \
141 }
142
143 #define declare_def_snprint(option, function)                           \
144 static int                                                              \
145 snprint_def_ ## option (char * buff, int len, void * data)              \
146 {                                                                       \
147         return function (buff, len, &conf->option);                     \
148 }
149
150 #define declare_def_snprint_defint(option, function, value)             \
151 static int                                                              \
152 snprint_def_ ## option (char * buff, int len, void * data)              \
153 {                                                                       \
154         int i = value;                                                  \
155         if (!conf->option)                                              \
156                 return function (buff, len, &i);                        \
157         return function (buff, len, &conf->option);                     \
158 }
159
160 #define declare_def_snprint_defstr(option, function, value)             \
161 static int                                                              \
162 snprint_def_ ## option (char * buff, int len, void * data)              \
163 {                                                                       \
164         char *s = value;                                                \
165         if (!conf->option)                                              \
166                 return function (buff, len, &s);                        \
167         return function (buff, len, &conf->option);                     \
168 }
169
170 #define declare_hw_handler(option, function)                            \
171 static int                                                              \
172 hw_ ## option ## _handler (vector strvec)                               \
173 {                                                                       \
174         struct hwentry * hwe = VECTOR_LAST_SLOT(conf->hwtable);         \
175         if (!hwe)                                                       \
176                 return 1;                                               \
177         return function (strvec, &hwe->option);                         \
178 }
179
180 #define declare_hw_snprint(option, function)                            \
181 static int                                                              \
182 snprint_hw_ ## option (char * buff, int len, void * data)               \
183 {                                                                       \
184         struct hwentry * hwe = (struct hwentry *)data;                  \
185         return function (buff, len, &hwe->option);                      \
186 }
187
188 #define declare_ovr_handler(option, function)                           \
189 static int                                                              \
190 ovr_ ## option ## _handler (vector strvec)                              \
191 {                                                                       \
192         if (!conf->overrides)                                           \
193                 return 1;                                               \
194         return function (strvec, &conf->overrides->option);             \
195 }
196
197 #define declare_ovr_snprint(option, function)                           \
198 static int                                                              \
199 snprint_ovr_ ## option (char * buff, int len, void * data)              \
200 {                                                                       \
201         return function (buff, len, &conf->overrides->option);          \
202 }
203
204 #define declare_mp_handler(option, function)                            \
205 static int                                                              \
206 mp_ ## option ## _handler (vector strvec)                               \
207 {                                                                       \
208         struct mpentry * mpe = VECTOR_LAST_SLOT(conf->mptable);         \
209         if (!mpe)                                                       \
210                 return 1;                                               \
211         return function (strvec, &mpe->option);                         \
212 }
213
214 #define declare_mp_snprint(option, function)                            \
215 static int                                                              \
216 snprint_mp_ ## option (char * buff, int len, void * data)               \
217 {                                                                       \
218         struct mpentry * mpe = (struct mpentry *)data;                  \
219         return function (buff, len, &mpe->option);                      \
220 }
221
222 declare_def_handler(checkint, set_int)
223 declare_def_snprint(checkint, print_int)
224
225 declare_def_handler(max_checkint, set_int)
226 declare_def_snprint(max_checkint, print_int)
227
228 declare_def_handler(verbosity, set_int)
229 declare_def_snprint(verbosity, print_int)
230
231 declare_def_handler(reassign_maps, set_yes_no)
232 declare_def_snprint(reassign_maps, print_yes_no)
233
234 declare_def_handler(multipath_dir, set_str)
235 declare_def_snprint(multipath_dir, print_str)
236
237 declare_def_handler(partition_delim, set_str)
238 declare_def_snprint(partition_delim, print_str)
239
240 declare_def_handler(find_multipaths, set_yes_no)
241 declare_def_snprint(find_multipaths, print_yes_no)
242
243 declare_def_handler(selector, set_str)
244 declare_def_snprint_defstr(selector, print_str, DEFAULT_SELECTOR)
245 declare_hw_handler(selector, set_str)
246 declare_hw_snprint(selector, print_str)
247 declare_ovr_handler(selector, set_str)
248 declare_ovr_snprint(selector, print_str)
249 declare_mp_handler(selector, set_str)
250 declare_mp_snprint(selector, print_str)
251
252 declare_def_handler(uid_attribute, set_str)
253 declare_def_snprint_defstr(uid_attribute, print_str, DEFAULT_UID_ATTRIBUTE)
254 declare_ovr_handler(uid_attribute, set_str)
255 declare_ovr_snprint(uid_attribute, print_str)
256 declare_hw_handler(uid_attribute, set_str)
257 declare_hw_snprint(uid_attribute, print_str)
258
259 declare_def_handler(getuid, set_str)
260 declare_def_snprint(getuid, print_str)
261 declare_ovr_handler(getuid, set_str)
262 declare_ovr_snprint(getuid, print_str)
263 declare_hw_handler(getuid, set_str)
264 declare_hw_snprint(getuid, print_str)
265
266 declare_def_handler(prio_name, set_str)
267 declare_def_snprint_defstr(prio_name, print_str, DEFAULT_PRIO)
268 declare_ovr_handler(prio_name, set_str)
269 declare_ovr_snprint(prio_name, print_str)
270 declare_hw_handler(prio_name, set_str)
271 declare_hw_snprint(prio_name, print_str)
272 declare_mp_handler(prio_name, set_str)
273 declare_mp_snprint(prio_name, print_str)
274
275 declare_def_handler(alias_prefix, set_str)
276 declare_def_snprint_defstr(alias_prefix, print_str, DEFAULT_ALIAS_PREFIX)
277 declare_ovr_handler(alias_prefix, set_str)
278 declare_ovr_snprint(alias_prefix, print_str)
279 declare_hw_handler(alias_prefix, set_str)
280 declare_hw_snprint(alias_prefix, print_str)
281
282 declare_def_handler(prio_args, set_str)
283 declare_def_snprint_defstr(prio_args, print_str, DEFAULT_PRIO_ARGS)
284 declare_ovr_handler(prio_args, set_str)
285 declare_ovr_snprint(prio_args, print_str)
286 declare_hw_handler(prio_args, set_str)
287 declare_hw_snprint(prio_args, print_str)
288 declare_mp_handler(prio_args, set_str)
289 declare_mp_snprint(prio_args, print_str)
290
291 declare_def_handler(features, set_str)
292 declare_def_snprint_defstr(features, print_str, DEFAULT_FEATURES)
293 declare_ovr_handler(features, set_str)
294 declare_ovr_snprint(features, print_str)
295 declare_hw_handler(features, set_str)
296 declare_hw_snprint(features, print_str)
297 declare_mp_handler(features, set_str)
298 declare_mp_snprint(features, print_str)
299
300 declare_def_handler(checker_name, set_str)
301 declare_def_snprint_defstr(checker_name, print_str, DEFAULT_CHECKER)
302 declare_ovr_handler(checker_name, set_str)
303 declare_ovr_snprint(checker_name, print_str)
304 declare_hw_handler(checker_name, set_str)
305 declare_hw_snprint(checker_name, print_str)
306
307 declare_def_handler(minio, set_int)
308 declare_def_snprint_defint(minio, print_int, DEFAULT_MINIO)
309 declare_ovr_handler(minio, set_int)
310 declare_ovr_snprint(minio, print_nonzero)
311 declare_hw_handler(minio, set_int)
312 declare_hw_snprint(minio, print_nonzero)
313 declare_mp_handler(minio, set_int)
314 declare_mp_snprint(minio, print_nonzero)
315
316 declare_def_handler(minio_rq, set_int)
317 declare_def_snprint_defint(minio_rq, print_int, DEFAULT_MINIO_RQ)
318 declare_ovr_handler(minio_rq, set_int)
319 declare_ovr_snprint(minio_rq, print_nonzero)
320 declare_hw_handler(minio_rq, set_int)
321 declare_hw_snprint(minio_rq, print_nonzero)
322 declare_mp_handler(minio_rq, set_int)
323 declare_mp_snprint(minio_rq, print_nonzero)
324
325 declare_def_handler(queue_without_daemon, set_yes_no)
326 static int
327 snprint_def_queue_without_daemon (char * buff, int len, void * data)
328 {
329         switch (conf->queue_without_daemon) {
330         case QUE_NO_DAEMON_OFF:
331                 return snprintf(buff, len, "\"no\"");
332         case QUE_NO_DAEMON_ON:
333                 return snprintf(buff, len, "\"yes\"");
334         case QUE_NO_DAEMON_FORCE:
335                 return snprintf(buff, len, "\"forced\"");
336         }
337         return 0;
338 }
339
340 declare_def_handler(checker_timeout, set_int)
341 declare_def_snprint(checker_timeout, print_nonzero)
342
343 declare_def_handler(flush_on_last_del, set_yes_no_undef)
344 declare_def_snprint_defint(flush_on_last_del, print_yes_no_undef, YNU_NO)
345 declare_ovr_handler(flush_on_last_del, set_yes_no_undef)
346 declare_ovr_snprint(flush_on_last_del, print_yes_no_undef)
347 declare_hw_handler(flush_on_last_del, set_yes_no_undef)
348 declare_hw_snprint(flush_on_last_del, print_yes_no_undef)
349 declare_mp_handler(flush_on_last_del, set_yes_no_undef)
350 declare_mp_snprint(flush_on_last_del, print_yes_no_undef)
351
352 declare_def_handler(user_friendly_names, set_yes_no_undef)
353 declare_def_snprint_defint(user_friendly_names, print_yes_no_undef, YNU_NO)
354 declare_ovr_handler(user_friendly_names, set_yes_no_undef)
355 declare_ovr_snprint(user_friendly_names, print_yes_no_undef)
356 declare_hw_handler(user_friendly_names, set_yes_no_undef)
357 declare_hw_snprint(user_friendly_names, print_yes_no_undef)
358 declare_mp_handler(user_friendly_names, set_yes_no_undef)
359 declare_mp_snprint(user_friendly_names, print_yes_no_undef)
360
361 declare_def_handler(bindings_file, set_str)
362 declare_def_snprint(bindings_file, print_str)
363
364 declare_def_handler(wwids_file, set_str)
365 declare_def_snprint(wwids_file, print_str)
366
367 declare_def_handler(retain_hwhandler, set_yes_no_undef)
368 declare_def_snprint_defint(retain_hwhandler, print_yes_no_undef, YNU_NO)
369 declare_ovr_handler(retain_hwhandler, set_yes_no_undef)
370 declare_ovr_snprint(retain_hwhandler, print_yes_no_undef)
371 declare_hw_handler(retain_hwhandler, set_yes_no_undef)
372 declare_hw_snprint(retain_hwhandler, print_yes_no_undef)
373
374 declare_def_handler(detect_prio, set_yes_no_undef)
375 declare_def_snprint_defint(detect_prio, print_yes_no_undef, YNU_NO)
376 declare_ovr_handler(detect_prio, set_yes_no_undef)
377 declare_ovr_snprint(detect_prio, print_yes_no_undef)
378 declare_hw_handler(detect_prio, set_yes_no_undef)
379 declare_hw_snprint(detect_prio, print_yes_no_undef)
380
381 declare_def_handler(force_sync, set_yes_no)
382 declare_def_snprint(force_sync, print_yes_no)
383
384 declare_def_handler(deferred_remove, set_yes_no_undef)
385 declare_def_snprint_defint(deferred_remove, print_yes_no_undef, YNU_NO)
386 declare_ovr_handler(deferred_remove, set_yes_no_undef)
387 declare_ovr_snprint(deferred_remove, print_yes_no_undef)
388 declare_hw_handler(deferred_remove, set_yes_no_undef)
389 declare_hw_snprint(deferred_remove, print_yes_no_undef)
390 declare_mp_handler(deferred_remove, set_yes_no_undef)
391 declare_mp_snprint(deferred_remove, print_yes_no_undef)
392
393 declare_def_handler(retrigger_tries, set_int)
394 declare_def_snprint(retrigger_tries, print_int)
395
396 declare_def_handler(retrigger_delay, set_int)
397 declare_def_snprint(retrigger_delay, print_int)
398
399 static int
400 def_config_dir_handler(vector strvec)
401 {
402         /* this is only valid in the main config file */
403         if (conf->processed_main_config)
404                 return 0;
405         return set_str(strvec, &conf->config_dir);
406 }
407 declare_def_snprint(config_dir, print_str)
408
409 #define declare_def_attr_handler(option, function)                      \
410 static int                                                              \
411 def_ ## option ## _handler (vector strvec)                              \
412 {                                                                       \
413         return function (strvec, &conf->option, &conf->attribute_flags);\
414 }
415
416 #define declare_def_attr_snprint(option, function)                      \
417 static int                                                              \
418 snprint_def_ ## option (char * buff, int len, void * data)              \
419 {                                                                       \
420         return function (buff, len, &conf->option,                      \
421                          &conf->attribute_flags);                       \
422 }
423
424 #define declare_mp_attr_handler(option, function)                       \
425 static int                                                              \
426 mp_ ## option ## _handler (vector strvec)                               \
427 {                                                                       \
428         struct mpentry * mpe = VECTOR_LAST_SLOT(conf->mptable);         \
429         if (!mpe)                                                       \
430                 return 1;                                               \
431         return function (strvec, &mpe->option, &mpe->attribute_flags);  \
432 }
433
434 #define declare_mp_attr_snprint(option, function)                       \
435 static int                                                              \
436 snprint_mp_ ## option (char * buff, int len, void * data)               \
437 {                                                                       \
438         struct mpentry * mpe = (struct mpentry *)data;                  \
439         return function (buff, len, &mpe->option,                       \
440                          &mpe->attribute_flags);                        \
441 }
442
443 static int
444 set_mode(vector strvec, void *ptr, int *flags)
445 {
446         mode_t mode;
447         mode_t *mode_ptr = (mode_t *)ptr;
448         char *buff;
449
450         buff = set_value(strvec);
451
452         if (!buff)
453                 return 1;
454
455         if (sscanf(buff, "%o", &mode) == 1 && mode <= 0777) {
456                 *flags |= (1 << ATTR_MODE);
457                 *mode_ptr = mode;
458         }
459
460         FREE(buff);
461         return 0;
462 }
463
464 static int
465 set_uid(vector strvec, void *ptr, int *flags)
466 {
467         uid_t uid;
468         uid_t *uid_ptr = (uid_t *)ptr;
469         char *buff;
470         char passwd_buf[1024];
471         struct passwd info, *found;
472
473         buff = set_value(strvec);
474         if (!buff)
475                 return 1;
476         if (getpwnam_r(buff, &info, passwd_buf, 1024, &found) == 0 && found) {
477                 *flags |= (1 << ATTR_UID);
478                 *uid_ptr = info.pw_uid;
479         }
480         else if (sscanf(buff, "%u", &uid) == 1){
481                 *flags |= (1 << ATTR_UID);
482                 *uid_ptr = uid;
483         }
484
485         FREE(buff);
486         return 0;
487 }
488
489 static int
490 set_gid(vector strvec, void *ptr, int *flags)
491 {
492         gid_t gid;
493         gid_t *gid_ptr = (gid_t *)ptr;
494         char *buff;
495         char passwd_buf[1024];
496         struct passwd info, *found;
497
498         buff = set_value(strvec);
499         if (!buff)
500                 return 1;
501
502         if (getpwnam_r(buff, &info, passwd_buf, 1024, &found) == 0 && found) {
503                 *flags |= (1 << ATTR_GID);
504                 *gid_ptr = info.pw_gid;
505         }
506         else if (sscanf(buff, "%u", &gid) == 1){
507                 *flags |= (1 << ATTR_GID);
508                 *gid_ptr = gid;
509         }
510         FREE(buff);
511         return 0;
512 }
513
514 static int
515 print_mode(char * buff, int len, void *ptr, int *flags)
516 {
517         mode_t *mode_ptr = (mode_t *)ptr;
518         if ((*flags & (1 << ATTR_MODE)) == 0)
519                 return 0;
520         return snprintf(buff, len, "0%o", *mode_ptr);
521 }
522
523 static int
524 print_uid(char * buff, int len, void *ptr, int *flags)
525 {
526         uid_t *uid_ptr = (uid_t *)ptr;
527         if ((*flags & (1 << ATTR_UID)) == 0)
528                 return 0;
529         return snprintf(buff, len, "0%o", *uid_ptr);
530 }
531
532 static int
533 print_gid(char * buff, int len, void *ptr, int *flags)
534 {
535         gid_t *gid_ptr = (gid_t *)ptr;
536         if ((*flags & (1 << ATTR_GID)) == 0)
537                 return 0;
538         return snprintf(buff, len, "0%o", *gid_ptr);
539 }
540
541 declare_def_attr_handler(mode, set_mode)
542 declare_def_attr_snprint(mode, print_mode)
543 declare_mp_attr_handler(mode, set_mode)
544 declare_mp_attr_snprint(mode, print_mode)
545
546 declare_def_attr_handler(uid, set_uid)
547 declare_def_attr_snprint(uid, print_uid)
548 declare_mp_attr_handler(uid, set_uid)
549 declare_mp_attr_snprint(uid, print_uid)
550
551 declare_def_attr_handler(gid, set_gid)
552 declare_def_attr_snprint(gid, print_gid)
553 declare_mp_attr_handler(gid, set_gid)
554 declare_mp_attr_snprint(gid, print_gid)
555
556 static int
557 set_fast_io_fail(vector strvec, void *ptr)
558 {
559         char * buff;
560         int *int_ptr = (int *)ptr;
561
562         buff = set_value(strvec);
563         if (!buff)
564                 return 1;
565
566         if (strcmp(buff, "off") == 0)
567                 *int_ptr = MP_FAST_IO_FAIL_OFF;
568         else if (sscanf(buff, "%d", int_ptr) != 1 ||
569                  *int_ptr < MP_FAST_IO_FAIL_ZERO)
570                 *int_ptr = MP_FAST_IO_FAIL_UNSET;
571         else if (*int_ptr == 0)
572                 *int_ptr = MP_FAST_IO_FAIL_ZERO;
573
574         FREE(buff);
575         return 0;
576 }
577
578 int
579 print_fast_io_fail(char * buff, int len, void *ptr)
580 {
581         int *int_ptr = (int *)ptr;
582
583         if (*int_ptr == MP_FAST_IO_FAIL_UNSET)
584                 return 0;
585         if (*int_ptr == MP_FAST_IO_FAIL_OFF)
586                 return snprintf(buff, len, "\"off\"");
587         if (*int_ptr == MP_FAST_IO_FAIL_ZERO)
588                 return snprintf(buff, len, "0");
589         return snprintf(buff, len, "%d", *int_ptr);
590 }
591
592 declare_def_handler(fast_io_fail, set_fast_io_fail)
593 declare_def_snprint(fast_io_fail, print_fast_io_fail)
594 declare_ovr_handler(fast_io_fail, set_fast_io_fail)
595 declare_ovr_snprint(fast_io_fail, print_fast_io_fail)
596 declare_hw_handler(fast_io_fail, set_fast_io_fail)
597 declare_hw_snprint(fast_io_fail, print_fast_io_fail)
598
599 static int
600 set_dev_loss(vector strvec, void *ptr)
601 {
602         char * buff;
603         unsigned int *uint_ptr = (unsigned int *)ptr;
604
605         buff = set_value(strvec);
606         if (!buff)
607                 return 1;
608
609         if (!strcmp(buff, "infinity"))
610                 *uint_ptr = MAX_DEV_LOSS_TMO;
611         else if (sscanf(buff, "%u", uint_ptr) != 1)
612                 *uint_ptr = 0;
613
614         FREE(buff);
615         return 0;
616 }
617
618 int
619 print_dev_loss(char * buff, int len, void *ptr)
620 {
621         unsigned int *uint_ptr = (unsigned int *)ptr;
622
623         if (!*uint_ptr)
624                 return 0;
625         if (*uint_ptr >= MAX_DEV_LOSS_TMO)
626                 return snprintf(buff, len, "\"infinity\"");
627         return snprintf(buff, len, "%u", *uint_ptr);
628 }
629
630 declare_def_handler(dev_loss, set_dev_loss)
631 declare_def_snprint(dev_loss, print_dev_loss)
632 declare_ovr_handler(dev_loss, set_dev_loss)
633 declare_ovr_snprint(dev_loss, print_dev_loss)
634 declare_hw_handler(dev_loss, set_dev_loss)
635 declare_hw_snprint(dev_loss, print_dev_loss)
636
637 static int
638 set_pgpolicy(vector strvec, void *ptr)
639 {
640         char * buff;
641         int *int_ptr = (int *)ptr;
642
643         buff = set_value(strvec);
644         if (!buff)
645                 return 1;
646
647         *int_ptr = get_pgpolicy_id(buff);
648         FREE(buff);
649
650         return 0;
651 }
652
653 int
654 print_pgpolicy(char * buff, int len, void *ptr)
655 {
656         char str[POLICY_NAME_SIZE];
657         int pgpolicy = *(int *)ptr;
658
659         if (!pgpolicy)
660                 return 0;
661
662         get_pgpolicy_name(str, POLICY_NAME_SIZE, pgpolicy);
663
664         return snprintf(buff, len, "\"%s\"", str);
665 }
666
667 declare_def_handler(pgpolicy, set_pgpolicy)
668 declare_def_snprint_defint(pgpolicy, print_pgpolicy, DEFAULT_PGPOLICY)
669 declare_ovr_handler(pgpolicy, set_pgpolicy)
670 declare_ovr_snprint(pgpolicy, print_pgpolicy)
671 declare_hw_handler(pgpolicy, set_pgpolicy)
672 declare_hw_snprint(pgpolicy, print_pgpolicy)
673 declare_mp_handler(pgpolicy, set_pgpolicy)
674 declare_mp_snprint(pgpolicy, print_pgpolicy)
675
676 int
677 get_sys_max_fds(int *max_fds)
678 {
679         FILE *file;
680         int nr_open;
681         int ret = 1;
682
683         file = fopen("/proc/sys/fs/nr_open", "r");
684         if (!file) {
685                 fprintf(stderr, "Cannot open /proc/sys/fs/nr_open : %s\n",
686                         strerror(errno));
687                 return 1;
688         }
689         if (fscanf(file, "%d", &nr_open) != 1) {
690                 fprintf(stderr, "Cannot read max open fds from /proc/sys/fs/nr_open");
691                 if (ferror(file))
692                         fprintf(stderr, " : %s\n", strerror(errno));
693                 else
694                         fprintf(stderr, "\n");
695         } else {
696                 *max_fds = nr_open;
697                 ret = 0;
698         }
699         fclose(file);
700         return ret;
701 }
702
703
704 static int
705 max_fds_handler(vector strvec)
706 {
707         char * buff;
708         int r = 0, max_fds;
709
710         buff = set_value(strvec);
711
712         if (!buff)
713                 return 1;
714
715         r = get_sys_max_fds(&max_fds);
716         if (r) {
717                 /* Assume safe limit */
718                 max_fds = 4096;
719         }
720         if (strlen(buff) == 3 &&
721             !strcmp(buff, "max"))
722                 conf->max_fds = max_fds;
723         else
724                 conf->max_fds = atoi(buff);
725
726         if (conf->max_fds > max_fds)
727                 conf->max_fds = max_fds;
728
729         FREE(buff);
730
731         return r;
732 }
733
734 static int
735 snprint_max_fds (char * buff, int len, void * data)
736 {
737         int r = 0, max_fds;
738
739         if (!conf->max_fds)
740                 return 0;
741
742         r = get_sys_max_fds(&max_fds);
743         if (!r && conf->max_fds >= max_fds)
744                 return snprintf(buff, len, "\"max\"");
745         else
746                 return snprintf(buff, len, "%d", conf->max_fds);
747 }
748
749 static int
750 set_rr_weight(vector strvec, void *ptr)
751 {
752         int *int_ptr = (int *)ptr;
753         char * buff;
754
755         buff = set_value(strvec);
756
757         if (!buff)
758                 return 1;
759
760         if (!strcmp(buff, "priorities"))
761                 *int_ptr = RR_WEIGHT_PRIO;
762
763         if (!strcmp(buff, "uniform"))
764                 *int_ptr = RR_WEIGHT_NONE;
765
766         FREE(buff);
767
768         return 0;
769 }
770
771 int
772 print_rr_weight (char * buff, int len, void *ptr)
773 {
774         int *int_ptr = (int *)ptr;
775
776         if (!*int_ptr)
777                 return 0;
778         if (*int_ptr == RR_WEIGHT_PRIO)
779                 return snprintf(buff, len, "\"priorities\"");
780         if (*int_ptr == RR_WEIGHT_NONE)
781                 return snprintf(buff, len, "\"uniform\"");
782
783         return 0;
784 }
785
786 declare_def_handler(rr_weight, set_rr_weight)
787 declare_def_snprint_defint(rr_weight, print_rr_weight, RR_WEIGHT_NONE)
788 declare_ovr_handler(rr_weight, set_rr_weight)
789 declare_ovr_snprint(rr_weight, print_rr_weight)
790 declare_hw_handler(rr_weight, set_rr_weight)
791 declare_hw_snprint(rr_weight, print_rr_weight)
792 declare_mp_handler(rr_weight, set_rr_weight)
793 declare_mp_snprint(rr_weight, print_rr_weight)
794
795 static int
796 set_pgfailback(vector strvec, void *ptr)
797 {
798         int *int_ptr = (int *)ptr;
799         char * buff;
800
801         buff = set_value(strvec);
802
803         if (strlen(buff) == 6 && !strcmp(buff, "manual"))
804                 *int_ptr = -FAILBACK_MANUAL;
805         else if (strlen(buff) == 9 && !strcmp(buff, "immediate"))
806                 *int_ptr = -FAILBACK_IMMEDIATE;
807         else if (strlen(buff) == 10 && !strcmp(buff, "followover"))
808                 *int_ptr = -FAILBACK_FOLLOWOVER;
809         else
810                 *int_ptr = atoi(buff);
811
812         FREE(buff);
813
814         return 0;
815 }
816
817 int
818 print_pgfailback (char * buff, int len, void *ptr)
819 {
820         int *int_ptr = (int *)ptr;
821
822         switch(*int_ptr) {
823         case  FAILBACK_UNDEF:
824                 return 0;
825         case -FAILBACK_MANUAL:
826                 return snprintf(buff, len, "\"manual\"");
827         case -FAILBACK_IMMEDIATE:
828                 return snprintf(buff, len, "\"immediate\"");
829         case -FAILBACK_FOLLOWOVER:
830                 return snprintf(buff, len, "\"followover\"");
831         default:
832                 return snprintf(buff, len, "%i", *int_ptr);
833         }
834 }
835
836 declare_def_handler(pgfailback, set_pgfailback)
837 declare_def_snprint_defint(pgfailback, print_pgfailback, DEFAULT_FAILBACK)
838 declare_ovr_handler(pgfailback, set_pgfailback)
839 declare_ovr_snprint(pgfailback, print_pgfailback)
840 declare_hw_handler(pgfailback, set_pgfailback)
841 declare_hw_snprint(pgfailback, print_pgfailback)
842 declare_mp_handler(pgfailback, set_pgfailback)
843 declare_mp_snprint(pgfailback, print_pgfailback)
844
845 static int
846 set_no_path_retry(vector strvec, void *ptr)
847 {
848         int *int_ptr = (int *)ptr;
849         char * buff;
850
851         buff = set_value(strvec);
852         if (!buff)
853                 return 1;
854
855         if (!strcmp(buff, "fail") || !strcmp(buff, "0"))
856                 *int_ptr = NO_PATH_RETRY_FAIL;
857         else if (!strcmp(buff, "queue"))
858                 *int_ptr = NO_PATH_RETRY_QUEUE;
859         else if ((*int_ptr = atoi(buff)) < 1)
860                 *int_ptr = NO_PATH_RETRY_UNDEF;
861
862         FREE(buff);
863         return 0;
864 }
865
866 int
867 print_no_path_retry(char * buff, int len, void *ptr)
868 {
869         int *int_ptr = (int *)ptr;
870
871         switch(*int_ptr) {
872         case NO_PATH_RETRY_UNDEF:
873                 return 0;
874         case NO_PATH_RETRY_FAIL:
875                 return snprintf(buff, len, "\"fail\"");
876         case NO_PATH_RETRY_QUEUE:
877                 return snprintf(buff, len, "\"queue\"");
878         default:
879                 return snprintf(buff, len, "%i", *int_ptr);
880         }
881 }
882
883 declare_def_handler(no_path_retry, set_no_path_retry)
884 declare_def_snprint(no_path_retry, print_no_path_retry)
885 declare_ovr_handler(no_path_retry, set_no_path_retry)
886 declare_ovr_snprint(no_path_retry, print_no_path_retry)
887 declare_hw_handler(no_path_retry, set_no_path_retry)
888 declare_hw_snprint(no_path_retry, print_no_path_retry)
889 declare_mp_handler(no_path_retry, set_no_path_retry)
890 declare_mp_snprint(no_path_retry, print_no_path_retry)
891
892 static int
893 def_log_checker_err_handler(vector strvec)
894 {
895         char * buff;
896
897         buff = set_value(strvec);
898
899         if (!buff)
900                 return 1;
901
902         if (strlen(buff) == 4 && !strcmp(buff, "once"))
903                 conf->log_checker_err = LOG_CHKR_ERR_ONCE;
904         else if (strlen(buff) == 6 && !strcmp(buff, "always"))
905                 conf->log_checker_err = LOG_CHKR_ERR_ALWAYS;
906
907         free(buff);
908         return 0;
909 }
910
911 static int
912 snprint_def_log_checker_err (char * buff, int len, void * data)
913 {
914         if (conf->log_checker_err == LOG_CHKR_ERR_ONCE)
915                 return snprintf(buff, len, "once");
916         return snprintf(buff, len, "always");
917 }
918
919 static int
920 set_reservation_key(vector strvec, void *ptr)
921 {
922         unsigned char **uchar_ptr = (unsigned char **)ptr;
923         char *buff;
924         char *tbuff;
925         int j, k;
926         int len;
927         uint64_t prkey;
928
929         buff = set_value(strvec);
930         if (!buff)
931                 return 1;
932
933         tbuff = buff;
934
935         if (!memcmp("0x",buff, 2))
936                 buff = buff + 2;
937
938         len = strlen(buff);
939
940         k = strspn(buff, "0123456789aAbBcCdDeEfF");
941
942         if (len != k) {
943                 FREE(tbuff);
944                 return 1;
945         }
946
947         if (1 != sscanf (buff, "%" SCNx64 "", &prkey))
948         {
949                 FREE(tbuff);
950                 return 1;
951         }
952
953         if (!*uchar_ptr)
954                 *uchar_ptr = (unsigned char *) malloc(8);
955
956         memset(*uchar_ptr, 0, 8);
957
958         for (j = 7; j >= 0; --j) {
959                 (*uchar_ptr)[j] = (prkey & 0xff);
960                 prkey >>= 8;
961         }
962
963         FREE(tbuff);
964         return 0;
965 }
966
967 int
968 print_reservation_key(char * buff, int len, void * ptr)
969 {
970         unsigned char **uchar_ptr = (unsigned char **)ptr;
971         int i;
972         unsigned char *keyp;
973         uint64_t prkey = 0;
974
975         if (!*uchar_ptr)
976                 return 0;
977         keyp = (unsigned char *)(*uchar_ptr);
978         for (i = 0; i < 8; i++) {
979                 if (i > 0)
980                         prkey <<= 8;
981                 prkey |= *keyp;
982                 keyp++;
983         }
984         return snprintf(buff, len, "0x%" PRIx64, prkey);
985 }
986
987 declare_def_handler(reservation_key, set_reservation_key)
988 declare_def_snprint(reservation_key, print_reservation_key)
989 declare_mp_handler(reservation_key, set_reservation_key)
990 declare_mp_snprint(reservation_key, print_reservation_key)
991
992 static int
993 set_delay_checks(vector strvec, void *ptr)
994 {
995         int *int_ptr = (int *)ptr;
996         char * buff;
997
998         buff = set_value(strvec);
999         if (!buff)
1000                 return 1;
1001
1002         if (!strcmp(buff, "no") || !strcmp(buff, "0"))
1003                 *int_ptr = DELAY_CHECKS_OFF;
1004         else if ((*int_ptr = atoi(buff)) < 1)
1005                 *int_ptr = DELAY_CHECKS_UNDEF;
1006
1007         FREE(buff);
1008         return 0;
1009 }
1010
1011 int
1012 print_delay_checks(char * buff, int len, void *ptr)
1013 {
1014         int *int_ptr = (int *)ptr;
1015
1016         switch(*int_ptr) {
1017         case DELAY_CHECKS_UNDEF:
1018                 return 0;
1019         case DELAY_CHECKS_OFF:
1020                 return snprintf(buff, len, "\"off\"");
1021         default:
1022                 return snprintf(buff, len, "%i", *int_ptr);
1023         }
1024 }
1025
1026 declare_def_handler(delay_watch_checks, set_delay_checks)
1027 declare_def_snprint(delay_watch_checks, print_delay_checks)
1028 declare_ovr_handler(delay_watch_checks, set_delay_checks)
1029 declare_ovr_snprint(delay_watch_checks, print_delay_checks)
1030 declare_hw_handler(delay_watch_checks, set_delay_checks)
1031 declare_hw_snprint(delay_watch_checks, print_delay_checks)
1032 declare_mp_handler(delay_watch_checks, set_delay_checks)
1033 declare_mp_snprint(delay_watch_checks, print_delay_checks)
1034
1035 declare_def_handler(delay_wait_checks, set_delay_checks)
1036 declare_def_snprint(delay_wait_checks, print_delay_checks)
1037 declare_ovr_handler(delay_wait_checks, set_delay_checks)
1038 declare_ovr_snprint(delay_wait_checks, print_delay_checks)
1039 declare_hw_handler(delay_wait_checks, set_delay_checks)
1040 declare_hw_snprint(delay_wait_checks, print_delay_checks)
1041 declare_mp_handler(delay_wait_checks, set_delay_checks)
1042 declare_mp_snprint(delay_wait_checks, print_delay_checks)
1043
1044 static int
1045 def_uxsock_timeout_handler(vector strvec)
1046 {
1047         unsigned int uxsock_timeout;
1048         char *buff;
1049
1050         buff = set_value(strvec);
1051         if (!buff)
1052                 return 1;
1053
1054         if (sscanf(buff, "%u", &uxsock_timeout) == 1 &&
1055             uxsock_timeout > DEFAULT_REPLY_TIMEOUT)
1056                 conf->uxsock_timeout = uxsock_timeout;
1057         else
1058                 conf->uxsock_timeout = DEFAULT_REPLY_TIMEOUT;
1059
1060         free(buff);
1061         return 0;
1062 }
1063
1064 /*
1065  * blacklist block handlers
1066  */
1067 static int
1068 blacklist_handler(vector strvec)
1069 {
1070         if (!conf->blist_devnode)
1071                 conf->blist_devnode = vector_alloc();
1072         if (!conf->blist_wwid)
1073                 conf->blist_wwid = vector_alloc();
1074         if (!conf->blist_device)
1075                 conf->blist_device = vector_alloc();
1076         if (!conf->blist_property)
1077                 conf->blist_property = vector_alloc();
1078
1079         if (!conf->blist_devnode || !conf->blist_wwid ||
1080             !conf->blist_device || !conf->blist_property)
1081                 return 1;
1082
1083         return 0;
1084 }
1085
1086 static int
1087 blacklist_exceptions_handler(vector strvec)
1088 {
1089         if (!conf->elist_devnode)
1090                 conf->elist_devnode = vector_alloc();
1091         if (!conf->elist_wwid)
1092                 conf->elist_wwid = vector_alloc();
1093         if (!conf->elist_device)
1094                 conf->elist_device = vector_alloc();
1095         if (!conf->elist_property)
1096                 conf->elist_property = vector_alloc();
1097
1098         if (!conf->elist_devnode || !conf->elist_wwid ||
1099             !conf->elist_device || !conf->elist_property)
1100                 return 1;
1101
1102         return 0;
1103 }
1104
1105 #define declare_ble_handler(option)                                     \
1106 static int                                                              \
1107 ble_ ## option ## _handler (vector strvec)                              \
1108 {                                                                       \
1109         char * buff;                                                    \
1110                                                                         \
1111         if (!conf->option)                                              \
1112                 return 1;                                               \
1113                                                                         \
1114         buff = set_value(strvec);                                       \
1115         if (!buff)                                                      \
1116                 return 1;                                               \
1117                                                                         \
1118         return store_ble(conf->option, buff, ORIGIN_CONFIG);            \
1119 }
1120
1121 #define declare_ble_device_handler(name, option, vend, prod)            \
1122 static int                                                              \
1123 ble_ ## option ## _ ## name ## _handler (vector strvec)                 \
1124 {                                                                       \
1125         char * buff;                                                    \
1126                                                                         \
1127         if (!conf->option)                                              \
1128                 return 1;                                               \
1129                                                                         \
1130         buff = set_value(strvec);                                       \
1131         if (!buff)                                                      \
1132                 return 1;                                               \
1133                                                                         \
1134         return set_ble_device(conf->option, vend, prod, ORIGIN_CONFIG); \
1135 }
1136
1137 declare_ble_handler(blist_devnode)
1138 declare_ble_handler(elist_devnode)
1139 declare_ble_handler(blist_wwid)
1140 declare_ble_handler(elist_wwid)
1141 declare_ble_handler(blist_property)
1142 declare_ble_handler(elist_property)
1143
1144 static int
1145 snprint_def_uxsock_timeout(char * buff, int len, void * data)
1146 {
1147         return snprintf(buff, len, "%u", conf->uxsock_timeout);
1148 }
1149
1150 static int
1151 snprint_ble_simple (char * buff, int len, void * data)
1152 {
1153         struct blentry * ble = (struct blentry *)data;
1154
1155         return snprintf(buff, len, "\"%s\"", ble->str);
1156 }
1157
1158 static int
1159 ble_device_handler(vector strvec)
1160 {
1161         return alloc_ble_device(conf->blist_device);
1162 }
1163
1164 static int
1165 ble_except_device_handler(vector strvec)
1166 {
1167         return alloc_ble_device(conf->elist_device);
1168 }
1169
1170 declare_ble_device_handler(vendor, blist_device, buff, NULL)
1171 declare_ble_device_handler(vendor, elist_device, buff, NULL)
1172 declare_ble_device_handler(product, blist_device, NULL, buff)
1173 declare_ble_device_handler(product, elist_device, NULL, buff)
1174
1175 static int
1176 snprint_bled_vendor (char * buff, int len, void * data)
1177 {
1178         struct blentry_device * bled = (struct blentry_device *)data;
1179
1180         return snprintf(buff, len, "\"%s\"", bled->vendor);
1181 }
1182
1183 static int
1184 snprint_bled_product (char * buff, int len, void * data)
1185 {
1186         struct blentry_device * bled = (struct blentry_device *)data;
1187
1188         return snprintf(buff, len, "\"%s\"", bled->product);
1189 }
1190
1191 /*
1192  * devices block handlers
1193  */
1194 static int
1195 devices_handler(vector strvec)
1196 {
1197         if (!conf->hwtable)
1198                 conf->hwtable = vector_alloc();
1199
1200         if (!conf->hwtable)
1201                 return 1;
1202
1203         return 0;
1204 }
1205
1206 static int
1207 device_handler(vector strvec)
1208 {
1209         struct hwentry * hwe;
1210
1211         hwe = alloc_hwe();
1212
1213         if (!hwe)
1214                 return 1;
1215
1216         if (!vector_alloc_slot(conf->hwtable)) {
1217                 free_hwe(hwe);
1218                 return 1;
1219         }
1220         vector_set_slot(conf->hwtable, hwe);
1221
1222         return 0;
1223 }
1224
1225 declare_hw_handler(vendor, set_str)
1226 declare_hw_snprint(vendor, print_str)
1227
1228 declare_hw_handler(product, set_str)
1229 declare_hw_snprint(product, print_str)
1230
1231 declare_hw_handler(revision, set_str)
1232 declare_hw_snprint(revision, print_str)
1233
1234 declare_hw_handler(bl_product, set_str)
1235 declare_hw_snprint(bl_product, print_str)
1236
1237 declare_hw_handler(hwhandler, set_str)
1238 declare_hw_snprint(hwhandler, print_str)
1239
1240 /*
1241  * overrides handlers
1242  */
1243 static int
1244 overrides_handler(vector strvec)
1245 {
1246         if (!conf->overrides)
1247                 conf->overrides = alloc_hwe();
1248
1249         if (!conf->overrides)
1250                 return 1;
1251
1252         return 0;
1253 }
1254
1255
1256
1257 /*
1258  * multipaths block handlers
1259  */
1260 static int
1261 multipaths_handler(vector strvec)
1262 {
1263         if (!conf->mptable)
1264                 conf->mptable = vector_alloc();
1265
1266         if (!conf->mptable)
1267                 return 1;
1268
1269         return 0;
1270 }
1271
1272 static int
1273 multipath_handler(vector strvec)
1274 {
1275         struct mpentry * mpe;
1276
1277         mpe = alloc_mpe();
1278
1279         if (!mpe)
1280                 return 1;
1281
1282         if (!vector_alloc_slot(conf->mptable)) {
1283                 free_mpe(mpe);
1284                 return 1;
1285         }
1286         vector_set_slot(conf->mptable, mpe);
1287
1288         return 0;
1289 }
1290
1291 declare_mp_handler(wwid, set_str)
1292 declare_mp_snprint(wwid, print_str)
1293
1294 declare_mp_handler(alias, set_str)
1295 declare_mp_snprint(alias, print_str)
1296
1297 /*
1298  * deprecated handlers
1299  */
1300
1301 static int
1302 deprecated_handler(vector strvec)
1303 {
1304         char * buff;
1305
1306         buff = set_value(strvec);
1307
1308         if (!buff)
1309                 return 1;
1310
1311         FREE(buff);
1312         return 0;
1313 }
1314
1315 static int
1316 snprint_deprecated (char * buff, int len, void * data)
1317 {
1318         return 0;
1319 }
1320
1321 #define __deprecated
1322
1323 void
1324 init_keywords(void)
1325 {
1326         install_keyword_root("defaults", NULL);
1327         install_keyword("verbosity", &def_verbosity_handler, &snprint_def_verbosity);
1328         install_keyword("polling_interval", &def_checkint_handler, &snprint_def_checkint);
1329         install_keyword("max_polling_interval", &def_max_checkint_handler, &snprint_def_max_checkint);
1330         install_keyword("reassign_maps", &def_reassign_maps_handler, &snprint_def_reassign_maps);
1331         install_keyword("multipath_dir", &def_multipath_dir_handler, &snprint_def_multipath_dir);
1332         install_keyword("path_selector", &def_selector_handler, &snprint_def_selector);
1333         install_keyword("path_grouping_policy", &def_pgpolicy_handler, &snprint_def_pgpolicy);
1334         install_keyword("uid_attribute", &def_uid_attribute_handler, &snprint_def_uid_attribute);
1335         install_keyword("getuid_callout", &def_getuid_handler, &snprint_def_getuid);
1336         install_keyword("prio", &def_prio_name_handler, &snprint_def_prio_name);
1337         install_keyword("prio_args", &def_prio_args_handler, &snprint_def_prio_args);
1338         install_keyword("features", &def_features_handler, &snprint_def_features);
1339         install_keyword("path_checker", &def_checker_name_handler, &snprint_def_checker_name);
1340         install_keyword("checker", &def_checker_name_handler, NULL);
1341         install_keyword("alias_prefix", &def_alias_prefix_handler, &snprint_def_alias_prefix);
1342         install_keyword("failback", &def_pgfailback_handler, &snprint_def_pgfailback);
1343         install_keyword("rr_min_io", &def_minio_handler, &snprint_def_minio);
1344         install_keyword("rr_min_io_rq", &def_minio_rq_handler, &snprint_def_minio_rq);
1345         install_keyword("max_fds", &max_fds_handler, &snprint_max_fds);
1346         install_keyword("rr_weight", &def_rr_weight_handler, &snprint_def_rr_weight);
1347         install_keyword("no_path_retry", &def_no_path_retry_handler, &snprint_def_no_path_retry);
1348         install_keyword("queue_without_daemon", &def_queue_without_daemon_handler, &snprint_def_queue_without_daemon);
1349         install_keyword("checker_timeout", &def_checker_timeout_handler, &snprint_def_checker_timeout);
1350         install_keyword("pg_timeout", &deprecated_handler, &snprint_deprecated);
1351         install_keyword("flush_on_last_del", &def_flush_on_last_del_handler, &snprint_def_flush_on_last_del);
1352         install_keyword("user_friendly_names", &def_user_friendly_names_handler, &snprint_def_user_friendly_names);
1353         install_keyword("mode", &def_mode_handler, &snprint_def_mode);
1354         install_keyword("uid", &def_uid_handler, &snprint_def_uid);
1355         install_keyword("gid", &def_gid_handler, &snprint_def_gid);
1356         install_keyword("fast_io_fail_tmo", &def_fast_io_fail_handler, &snprint_def_fast_io_fail);
1357         install_keyword("dev_loss_tmo", &def_dev_loss_handler, &snprint_def_dev_loss);
1358         install_keyword("bindings_file", &def_bindings_file_handler, &snprint_def_bindings_file);
1359         install_keyword("wwids_file", &def_wwids_file_handler, &snprint_def_wwids_file);
1360         install_keyword("log_checker_err", &def_log_checker_err_handler, &snprint_def_log_checker_err);
1361         install_keyword("reservation_key", &def_reservation_key_handler, &snprint_def_reservation_key);
1362         install_keyword("retain_attached_hw_handler", &def_retain_hwhandler_handler, &snprint_def_retain_hwhandler);
1363         install_keyword("detect_prio", &def_detect_prio_handler, &snprint_def_detect_prio);
1364         install_keyword("force_sync", &def_force_sync_handler, &snprint_def_force_sync);
1365         install_keyword("deferred_remove", &def_deferred_remove_handler, &snprint_def_deferred_remove);
1366         install_keyword("partition_delimiter", &def_partition_delim_handler, &snprint_def_partition_delim);
1367         install_keyword("config_dir", &def_config_dir_handler, &snprint_def_config_dir);
1368         install_keyword("delay_watch_checks", &def_delay_watch_checks_handler, &snprint_def_delay_watch_checks);
1369         install_keyword("delay_wait_checks", &def_delay_wait_checks_handler, &snprint_def_delay_wait_checks);
1370         install_keyword("find_multipaths", &def_find_multipaths_handler, &snprint_def_find_multipaths);
1371         install_keyword("uxsock_timeout", &def_uxsock_timeout_handler, &snprint_def_uxsock_timeout);
1372         install_keyword("retrigger_tries", &def_retrigger_tries_handler, &snprint_def_retrigger_tries);
1373         install_keyword("retrigger_delay", &def_retrigger_delay_handler, &snprint_def_retrigger_delay);
1374         __deprecated install_keyword("default_selector", &def_selector_handler, NULL);
1375         __deprecated install_keyword("default_path_grouping_policy", &def_pgpolicy_handler, NULL);
1376         __deprecated install_keyword("default_uid_attribute", &def_uid_attribute_handler, NULL);
1377         __deprecated install_keyword("default_getuid_callout", &def_getuid_handler, NULL);
1378         __deprecated install_keyword("default_features", &def_features_handler, NULL);
1379         __deprecated install_keyword("default_path_checker", &def_checker_name_handler, NULL);
1380
1381         install_keyword_root("blacklist", &blacklist_handler);
1382         install_keyword_multi("devnode", &ble_blist_devnode_handler, &snprint_ble_simple);
1383         install_keyword_multi("wwid", &ble_blist_wwid_handler, &snprint_ble_simple);
1384         install_keyword_multi("property", &ble_blist_property_handler, &snprint_ble_simple);
1385         install_keyword_multi("device", &ble_device_handler, NULL);
1386         install_sublevel();
1387         install_keyword("vendor", &ble_blist_device_vendor_handler, &snprint_bled_vendor);
1388         install_keyword("product", &ble_blist_device_product_handler, &snprint_bled_product);
1389         install_sublevel_end();
1390         install_keyword_root("blacklist_exceptions", &blacklist_exceptions_handler);
1391         install_keyword_multi("devnode", &ble_elist_devnode_handler, &snprint_ble_simple);
1392         install_keyword_multi("wwid", &ble_elist_wwid_handler, &snprint_ble_simple);
1393         install_keyword_multi("property", &ble_elist_property_handler, &snprint_ble_simple);
1394         install_keyword_multi("device", &ble_except_device_handler, NULL);
1395         install_sublevel();
1396         install_keyword("vendor", &ble_elist_device_vendor_handler, &snprint_bled_vendor);
1397         install_keyword("product", &ble_elist_device_product_handler, &snprint_bled_product);
1398         install_sublevel_end();
1399
1400 #if 0
1401         __deprecated install_keyword_root("devnode_blacklist", &blacklist_handler);
1402         __deprecated install_keyword("devnode", &ble_devnode_handler, &snprint_ble_simple);
1403         __deprecated install_keyword("wwid", &ble_wwid_handler, &snprint_ble_simple);
1404         __deprecated install_keyword("device", &ble_device_handler, NULL);
1405         __deprecated install_sublevel();
1406         __deprecated install_keyword("vendor", &ble_vendor_handler, &snprint_bled_vendor);
1407         __deprecated install_keyword("product", &ble_product_handler, &snprint_bled_product);
1408         __deprecated install_sublevel_end();
1409 #endif
1410
1411         install_keyword_root("devices", &devices_handler);
1412         install_keyword_multi("device", &device_handler, NULL);
1413         install_sublevel();
1414         install_keyword("vendor", &hw_vendor_handler, &snprint_hw_vendor);
1415         install_keyword("product", &hw_product_handler, &snprint_hw_product);
1416         install_keyword("revision", &hw_revision_handler, &snprint_hw_revision);
1417         install_keyword("product_blacklist", &hw_bl_product_handler, &snprint_hw_bl_product);
1418         install_keyword("path_grouping_policy", &hw_pgpolicy_handler, &snprint_hw_pgpolicy);
1419         install_keyword("uid_attribute", &hw_uid_attribute_handler, &snprint_hw_uid_attribute);
1420         install_keyword("getuid_callout", &hw_getuid_handler, &snprint_hw_getuid);
1421         install_keyword("path_selector", &hw_selector_handler, &snprint_hw_selector);
1422         install_keyword("path_checker", &hw_checker_name_handler, &snprint_hw_checker_name);
1423         install_keyword("checker", &hw_checker_name_handler, NULL);
1424         install_keyword("alias_prefix", &hw_alias_prefix_handler, &snprint_hw_alias_prefix);
1425         install_keyword("features", &hw_features_handler, &snprint_hw_features);
1426         install_keyword("hardware_handler", &hw_hwhandler_handler, &snprint_hw_hwhandler);
1427         install_keyword("prio", &hw_prio_name_handler, &snprint_hw_prio_name);
1428         install_keyword("prio_args", &hw_prio_args_handler, &snprint_hw_prio_args);
1429         install_keyword("failback", &hw_pgfailback_handler, &snprint_hw_pgfailback);
1430         install_keyword("rr_weight", &hw_rr_weight_handler, &snprint_hw_rr_weight);
1431         install_keyword("no_path_retry", &hw_no_path_retry_handler, &snprint_hw_no_path_retry);
1432         install_keyword("rr_min_io", &hw_minio_handler, &snprint_hw_minio);
1433         install_keyword("rr_min_io_rq", &hw_minio_rq_handler, &snprint_hw_minio_rq);
1434         install_keyword("pg_timeout", &deprecated_handler, &snprint_deprecated);
1435         install_keyword("flush_on_last_del", &hw_flush_on_last_del_handler, &snprint_hw_flush_on_last_del);
1436         install_keyword("fast_io_fail_tmo", &hw_fast_io_fail_handler, &snprint_hw_fast_io_fail);
1437         install_keyword("dev_loss_tmo", &hw_dev_loss_handler, &snprint_hw_dev_loss);
1438         install_keyword("user_friendly_names", &hw_user_friendly_names_handler, &snprint_hw_user_friendly_names);
1439         install_keyword("retain_attached_hw_handler", &hw_retain_hwhandler_handler, &snprint_hw_retain_hwhandler);
1440         install_keyword("detect_prio", &hw_detect_prio_handler, &snprint_hw_detect_prio);
1441         install_keyword("deferred_remove", &hw_deferred_remove_handler, &snprint_hw_deferred_remove);
1442         install_keyword("delay_watch_checks", &hw_delay_watch_checks_handler, &snprint_hw_delay_watch_checks);
1443         install_keyword("delay_wait_checks", &hw_delay_wait_checks_handler, &snprint_hw_delay_wait_checks);
1444         install_sublevel_end();
1445
1446         install_keyword_root("overrides", &overrides_handler);
1447         install_keyword("path_grouping_policy", &ovr_pgpolicy_handler, &snprint_ovr_pgpolicy);
1448         install_keyword("uid_attribute", &ovr_uid_attribute_handler, &snprint_ovr_uid_attribute);
1449         install_keyword("getuid_callout", &ovr_getuid_handler, &snprint_ovr_getuid);
1450         install_keyword("path_selector", &ovr_selector_handler, &snprint_ovr_selector);
1451         install_keyword("path_checker", &ovr_checker_name_handler, &snprint_ovr_checker_name);
1452         install_keyword("checker", &ovr_checker_name_handler, NULL);
1453         install_keyword("alias_prefix", &ovr_alias_prefix_handler, &snprint_ovr_alias_prefix);
1454         install_keyword("features", &ovr_features_handler, &snprint_ovr_features);
1455         install_keyword("prio", &ovr_prio_name_handler, &snprint_ovr_prio_name);
1456         install_keyword("prio_args", &ovr_prio_args_handler, &snprint_ovr_prio_args);
1457         install_keyword("failback", &ovr_pgfailback_handler, &snprint_ovr_pgfailback);
1458         install_keyword("rr_weight", &ovr_rr_weight_handler, &snprint_ovr_rr_weight);
1459         install_keyword("no_path_retry", &ovr_no_path_retry_handler, &snprint_ovr_no_path_retry);
1460         install_keyword("rr_min_io", &ovr_minio_handler, &snprint_ovr_minio);
1461         install_keyword("rr_min_io_rq", &ovr_minio_rq_handler, &snprint_ovr_minio_rq);
1462         install_keyword("flush_on_last_del", &ovr_flush_on_last_del_handler, &snprint_ovr_flush_on_last_del);
1463         install_keyword("fast_io_fail_tmo", &ovr_fast_io_fail_handler, &snprint_ovr_fast_io_fail);
1464         install_keyword("dev_loss_tmo", &ovr_dev_loss_handler, &snprint_ovr_dev_loss);
1465         install_keyword("user_friendly_names", &ovr_user_friendly_names_handler, &snprint_ovr_user_friendly_names);
1466         install_keyword("retain_attached_hw_handler", &ovr_retain_hwhandler_handler, &snprint_ovr_retain_hwhandler);
1467         install_keyword("detect_prio", &ovr_detect_prio_handler, &snprint_ovr_detect_prio);
1468         install_keyword("deferred_remove", &ovr_deferred_remove_handler, &snprint_ovr_deferred_remove);
1469         install_keyword("delay_watch_checks", &ovr_delay_watch_checks_handler, &snprint_ovr_delay_watch_checks);
1470         install_keyword("delay_wait_checks", &ovr_delay_wait_checks_handler, &snprint_ovr_delay_wait_checks);
1471
1472         install_keyword_root("multipaths", &multipaths_handler);
1473         install_keyword_multi("multipath", &multipath_handler, NULL);
1474         install_sublevel();
1475         install_keyword("wwid", &mp_wwid_handler, &snprint_mp_wwid);
1476         install_keyword("alias", &mp_alias_handler, &snprint_mp_alias);
1477         install_keyword("path_grouping_policy", &mp_pgpolicy_handler, &snprint_mp_pgpolicy);
1478         install_keyword("path_selector", &mp_selector_handler, &snprint_mp_selector);
1479         install_keyword("prio", &mp_prio_name_handler, &snprint_mp_prio_name);
1480         install_keyword("prio_args", &mp_prio_args_handler, &snprint_mp_prio_args);
1481         install_keyword("failback", &mp_pgfailback_handler, &snprint_mp_pgfailback);
1482         install_keyword("rr_weight", &mp_rr_weight_handler, &snprint_mp_rr_weight);
1483         install_keyword("no_path_retry", &mp_no_path_retry_handler, &snprint_mp_no_path_retry);
1484         install_keyword("rr_min_io", &mp_minio_handler, &snprint_mp_minio);
1485         install_keyword("rr_min_io_rq", &mp_minio_rq_handler, &snprint_mp_minio_rq);
1486         install_keyword("pg_timeout", &deprecated_handler, &snprint_deprecated);
1487         install_keyword("flush_on_last_del", &mp_flush_on_last_del_handler, &snprint_mp_flush_on_last_del);
1488         install_keyword("features", &mp_features_handler, &snprint_mp_features);
1489         install_keyword("mode", &mp_mode_handler, &snprint_mp_mode);
1490         install_keyword("uid", &mp_uid_handler, &snprint_mp_uid);
1491         install_keyword("gid", &mp_gid_handler, &snprint_mp_gid);
1492         install_keyword("reservation_key", &mp_reservation_key_handler, &snprint_mp_reservation_key);
1493         install_keyword("user_friendly_names", &mp_user_friendly_names_handler, &snprint_mp_user_friendly_names);
1494         install_keyword("deferred_remove", &mp_deferred_remove_handler, &snprint_mp_deferred_remove);
1495         install_keyword("delay_watch_checks", &mp_delay_watch_checks_handler, &snprint_mp_delay_watch_checks);
1496         install_keyword("delay_wait_checks", &mp_delay_wait_checks_handler, &snprint_mp_delay_wait_checks);
1497         install_sublevel_end();
1498 }