-
Notifications
You must be signed in to change notification settings - Fork 34
/
raidctl.c
1172 lines (1028 loc) · 30.8 KB
/
raidctl.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
/* $NetBSD: raidctl.c,v 1.60 2015/06/26 01:16:54 pooka Exp $ */
/*-
* Copyright (c) 1996, 1997, 1998 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Greg Oster
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
/*
* This program is a re-write of the original rf_ctrl program
* distributed by CMU with RAIDframe 1.1.
*
* This program is the user-land interface to the RAIDframe kernel
* driver in NetBSD.
*/
#include <sys/cdefs.h>
#ifndef lint
__RCSID("$NetBSD: raidctl.c,v 1.60 2015/06/26 01:16:54 pooka Exp $");
#endif
#include <sys/param.h>
#include <sys/ioctl.h>
#include <sys/stat.h>
#include <sys/disklabel.h>
#include <ctype.h>
#include <err.h>
#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <inttypes.h>
#include <unistd.h>
#include <util.h>
#include <dev/raidframe/raidframevar.h>
#include <dev/raidframe/raidframeio.h>
#include "rf_configure.h"
#include "prog_ops.h"
void do_ioctl(int, u_long, void *, const char *);
static void rf_configure(int, char*, int);
static const char *device_status(RF_DiskStatus_t);
static void rf_get_device_status(int);
static void rf_output_configuration(int, const char *);
static void get_component_number(int, char *, int *, int *);
static void rf_fail_disk(int, char *, int);
__dead static void usage(void);
static void get_component_label(int, char *);
static void set_component_label(int, char *);
static void init_component_labels(int, int);
static void set_autoconfig(int, int, char *);
static void add_hot_spare(int, char *);
static void remove_hot_spare(int, char *);
static void rebuild_in_place(int, char *);
static void check_status(int,int);
static void check_parity(int,int, char *);
static void do_meter(int, u_long);
static void get_bar(char *, double, int);
static void get_time_string(char *, int);
static void rf_output_pmstat(int, int);
static void rf_pm_configure(int, int, char *, int[]);
static unsigned int xstrtouint(const char *);
int verbose;
static const char *rootpart[] = { "No", "Force", "Soft", "*invalid*" };
int
main(int argc,char *argv[])
{
int ch, i;
int num_options;
unsigned long action;
char config_filename[PATH_MAX];
char dev_name[PATH_MAX];
char name[PATH_MAX];
char component[PATH_MAX];
char autoconf[10];
char *parityconf = NULL;
int parityparams[3];
int do_output;
int do_recon;
int do_rewrite;
int raidID;
int serial_number;
struct stat st;
int fd;
int force;
int openmode;
num_options = 0;
action = 0;
do_output = 0;
do_recon = 0;
do_rewrite = 0;
serial_number = 0;
force = 0;
openmode = O_RDWR; /* default to read/write */
while ((ch = getopt(argc, argv, "a:A:Bc:C:f:F:g:GiI:l:mM:r:R:sSpPuv"))
!= -1)
switch(ch) {
case 'a':
action = RAIDFRAME_ADD_HOT_SPARE;
strlcpy(component, optarg, sizeof(component));
num_options++;
break;
case 'A':
action = RAIDFRAME_SET_AUTOCONFIG;
strlcpy(autoconf, optarg, sizeof(autoconf));
num_options++;
break;
case 'B':
action = RAIDFRAME_COPYBACK;
num_options++;
break;
case 'c':
action = RAIDFRAME_CONFIGURE;
strlcpy(config_filename, optarg,
sizeof(config_filename));
force = 0;
num_options++;
break;
case 'C':
strlcpy(config_filename, optarg,
sizeof(config_filename));
action = RAIDFRAME_CONFIGURE;
force = 1;
num_options++;
break;
case 'f':
action = RAIDFRAME_FAIL_DISK;
strlcpy(component, optarg, sizeof(component));
do_recon = 0;
num_options++;
break;
case 'F':
action = RAIDFRAME_FAIL_DISK;
strlcpy(component, optarg, sizeof(component));
do_recon = 1;
num_options++;
break;
case 'g':
action = RAIDFRAME_GET_COMPONENT_LABEL;
strlcpy(component, optarg, sizeof(component));
openmode = O_RDONLY;
num_options++;
break;
case 'G':
action = RAIDFRAME_GET_INFO;
openmode = O_RDONLY;
do_output = 1;
num_options++;
break;
case 'i':
action = RAIDFRAME_REWRITEPARITY;
num_options++;
break;
case 'I':
action = RAIDFRAME_INIT_LABELS;
serial_number = xstrtouint(optarg);
num_options++;
break;
case 'm':
action = RAIDFRAME_PARITYMAP_STATUS;
openmode = O_RDONLY;
num_options++;
break;
case 'M':
action = RAIDFRAME_PARITYMAP_SET_DISABLE;
parityconf = strdup(optarg);
num_options++;
/* XXXjld: should rf_pm_configure do the strtol()s? */
i = 0;
while (i < 3 && optind < argc &&
isdigit((int)argv[optind][0]))
parityparams[i++] = xstrtouint(argv[optind++]);
while (i < 3)
parityparams[i++] = 0;
break;
case 'l':
action = RAIDFRAME_SET_COMPONENT_LABEL;
strlcpy(component, optarg, sizeof(component));
num_options++;
break;
case 'r':
action = RAIDFRAME_REMOVE_HOT_SPARE;
strlcpy(component, optarg, sizeof(component));
num_options++;
break;
case 'R':
strlcpy(component, optarg, sizeof(component));
action = RAIDFRAME_REBUILD_IN_PLACE;
num_options++;
break;
case 's':
action = RAIDFRAME_GET_INFO;
openmode = O_RDONLY;
num_options++;
break;
case 'S':
action = RAIDFRAME_CHECK_RECON_STATUS_EXT;
openmode = O_RDONLY;
num_options++;
break;
case 'p':
action = RAIDFRAME_CHECK_PARITY;
openmode = O_RDONLY;
num_options++;
break;
case 'P':
action = RAIDFRAME_CHECK_PARITY;
do_rewrite = 1;
num_options++;
break;
case 'u':
action = RAIDFRAME_SHUTDOWN;
num_options++;
break;
case 'v':
verbose = 1;
/* Don't bump num_options, as '-v' is not
an option like the others */
/* num_options++; */
break;
default:
usage();
}
argc -= optind;
argv += optind;
if ((num_options > 1) || (argc == 0))
usage();
if (prog_init && prog_init() == -1)
err(1, "init failed");
strlcpy(name, argv[0], sizeof(name));
fd = opendisk1(name, openmode, dev_name, sizeof(dev_name), 0,
prog_open);
if (fd == -1)
err(1, "Unable to open device file: %s", name);
if (prog_fstat(fd, &st) == -1)
err(1, "stat failure on: %s", dev_name);
if (!S_ISBLK(st.st_mode) && !S_ISCHR(st.st_mode))
err(1, "invalid device: %s", dev_name);
raidID = DISKUNIT(st.st_rdev);
switch(action) {
case RAIDFRAME_ADD_HOT_SPARE:
add_hot_spare(fd, component);
break;
case RAIDFRAME_REMOVE_HOT_SPARE:
remove_hot_spare(fd, component);
break;
case RAIDFRAME_CONFIGURE:
rf_configure(fd, config_filename, force);
break;
case RAIDFRAME_SET_AUTOCONFIG:
set_autoconfig(fd, raidID, autoconf);
break;
case RAIDFRAME_COPYBACK:
printf("Copyback.\n");
do_ioctl(fd, RAIDFRAME_COPYBACK, NULL, "RAIDFRAME_COPYBACK");
if (verbose) {
sleep(3); /* XXX give the copyback a chance to start */
printf("Copyback status:\n");
do_meter(fd,RAIDFRAME_CHECK_COPYBACK_STATUS_EXT);
}
break;
case RAIDFRAME_FAIL_DISK:
rf_fail_disk(fd, component, do_recon);
break;
case RAIDFRAME_SET_COMPONENT_LABEL:
set_component_label(fd, component);
break;
case RAIDFRAME_GET_COMPONENT_LABEL:
get_component_label(fd, component);
break;
case RAIDFRAME_INIT_LABELS:
init_component_labels(fd, serial_number);
break;
case RAIDFRAME_REWRITEPARITY:
printf("Initiating re-write of parity\n");
do_ioctl(fd, RAIDFRAME_REWRITEPARITY, NULL,
"RAIDFRAME_REWRITEPARITY");
if (verbose) {
sleep(3); /* XXX give it time to get started */
printf("Parity Re-write status:\n");
do_meter(fd, RAIDFRAME_CHECK_PARITYREWRITE_STATUS_EXT);
}
break;
case RAIDFRAME_CHECK_RECON_STATUS_EXT:
check_status(fd,1);
break;
case RAIDFRAME_GET_INFO:
if (do_output)
rf_output_configuration(fd, dev_name);
else
rf_get_device_status(fd);
break;
case RAIDFRAME_PARITYMAP_STATUS:
rf_output_pmstat(fd, raidID);
break;
case RAIDFRAME_PARITYMAP_SET_DISABLE:
rf_pm_configure(fd, raidID, parityconf, parityparams);
break;
case RAIDFRAME_REBUILD_IN_PLACE:
rebuild_in_place(fd, component);
break;
case RAIDFRAME_CHECK_PARITY:
check_parity(fd, do_rewrite, dev_name);
break;
case RAIDFRAME_SHUTDOWN:
do_ioctl(fd, RAIDFRAME_SHUTDOWN, NULL, "RAIDFRAME_SHUTDOWN");
break;
default:
break;
}
prog_close(fd);
exit(0);
}
void
do_ioctl(int fd, unsigned long command, void *arg, const char *ioctl_name)
{
if (prog_ioctl(fd, command, arg) == -1)
err(1, "ioctl (%s) failed", ioctl_name);
}
static void
rf_configure(int fd, char *config_file, int force)
{
void *generic;
RF_Config_t cfg;
if (rf_MakeConfig( config_file, &cfg ) != 0)
err(1, "Unable to create RAIDframe configuration structure");
cfg.force = force;
/*
* Note the extra level of redirection needed here, since
* what we really want to pass in is a pointer to the pointer to
* the configuration structure.
*/
generic = &cfg;
do_ioctl(fd, RAIDFRAME_CONFIGURE, &generic, "RAIDFRAME_CONFIGURE");
}
static const char *
device_status(RF_DiskStatus_t status)
{
switch (status) {
case rf_ds_optimal:
return ("optimal");
break;
case rf_ds_failed:
return ("failed");
break;
case rf_ds_reconstructing:
return ("reconstructing");
break;
case rf_ds_dist_spared:
return ("dist_spared");
break;
case rf_ds_spared:
return ("spared");
break;
case rf_ds_spare:
return ("spare");
break;
case rf_ds_used_spare:
return ("used_spare");
break;
default:
return ("UNKNOWN");
}
/* NOTREACHED */
}
static void
rf_get_device_status(int fd)
{
RF_DeviceConfig_t device_config;
void *cfg_ptr;
int is_clean;
int i;
cfg_ptr = &device_config;
do_ioctl(fd, RAIDFRAME_GET_INFO, &cfg_ptr, "RAIDFRAME_GET_INFO");
printf("Components:\n");
for(i=0; i < device_config.ndevs; i++) {
printf("%20s: %s\n", device_config.devs[i].devname,
device_status(device_config.devs[i].status));
}
if (device_config.nspares > 0) {
printf("Spares:\n");
for(i=0; i < device_config.nspares; i++) {
printf("%20s: %s\n",
device_config.spares[i].devname,
device_status(device_config.spares[i].status));
}
} else {
printf("No spares.\n");
}
for(i=0; i < device_config.ndevs; i++) {
if (device_config.devs[i].status == rf_ds_optimal) {
get_component_label(fd, device_config.devs[i].devname);
} else {
printf("%s status is: %s. Skipping label.\n",
device_config.devs[i].devname,
device_status(device_config.devs[i].status));
}
}
if (device_config.nspares > 0) {
for(i=0; i < device_config.nspares; i++) {
if ((device_config.spares[i].status ==
rf_ds_optimal) ||
(device_config.spares[i].status ==
rf_ds_used_spare)) {
get_component_label(fd,
device_config.spares[i].devname);
} else {
printf("%s status is: %s. Skipping label.\n",
device_config.spares[i].devname,
device_status(device_config.spares[i].status));
}
}
}
do_ioctl(fd, RAIDFRAME_CHECK_PARITY, &is_clean,
"RAIDFRAME_CHECK_PARITY");
if (is_clean) {
printf("Parity status: clean\n");
} else {
printf("Parity status: DIRTY\n");
}
check_status(fd,0);
}
static void
rf_output_pmstat(int fd, int raidID)
{
char srs[7];
unsigned int i, j;
int dis, dr;
struct rf_pmstat st;
if (prog_ioctl(fd, RAIDFRAME_PARITYMAP_STATUS, &st) == -1) {
if (errno == EINVAL) {
printf("raid%d: has no parity; parity map disabled\n",
raidID);
return;
}
err(1, "ioctl (%s) failed", "RAIDFRAME_PARITYMAP_STATUS");
}
if (st.enabled) {
if (0 > humanize_number(srs, 7, st.region_size * DEV_BSIZE,
"B", HN_AUTOSCALE, HN_NOSPACE))
strlcpy(srs, "???", 7);
printf("raid%d: parity map enabled with %u regions of %s\n",
raidID, st.params.regions, srs);
printf("raid%d: regions marked clean after %d intervals of"
" %d.%03ds\n", raidID, st.params.cooldown,
st.params.tickms / 1000, st.params.tickms % 1000);
printf("raid%d: write/sync/clean counters "
"%"PRIu64"/%"PRIu64"/%"PRIu64"\n", raidID,
st.ctrs.nwrite, st.ctrs.ncachesync, st.ctrs.nclearing);
dr = 0;
for (i = 0; i < st.params.regions; i++)
if (isset(st.dirty, i))
dr++;
printf("raid%d: %d dirty region%s\n", raidID, dr,
dr == 1 ? "" : "s");
if (verbose > 0) {
for (i = 0; i < RF_PARITYMAP_NBYTE; i += 32) {
printf(" ");
for (j = i; j < RF_PARITYMAP_NBYTE
&& j < i + 32; j++)
printf("%x%x", st.dirty[j] & 15,
(st.dirty[j] >> 4) & 15);
printf("\n");
}
}
} else {
printf("raid%d: parity map disabled\n", raidID);
}
do_ioctl(fd, RAIDFRAME_PARITYMAP_GET_DISABLE, &dis,
"RAIDFRAME_PARITYMAP_GET_DISABLE");
printf("raid%d: parity map will %s %sabled on next configure\n",
raidID, dis == st.enabled ? "be" : "remain", dis ? "dis" : "en");
}
static void
rf_pm_configure(int fd, int raidID, char *parityconf, int parityparams[])
{
int dis;
struct rf_pmparams params;
if (strcasecmp(parityconf, "yes") == 0)
dis = 0;
else if (strcasecmp(parityconf, "no") == 0)
dis = 1;
else if (strcasecmp(parityconf, "set") == 0) {
params.cooldown = parityparams[0];
params.tickms = parityparams[1];
params.regions = parityparams[2];
do_ioctl(fd, RAIDFRAME_PARITYMAP_SET_PARAMS, ¶ms,
"RAIDFRAME_PARITYMAP_SET_PARAMS");
if (params.cooldown != 0 || params.tickms != 0) {
printf("raid%d: parity cleaned after", raidID);
if (params.cooldown != 0)
printf(" %d", params.cooldown);
printf(" intervals");
if (params.tickms != 0) {
printf(" of %d.%03ds", params.tickms / 1000,
params.tickms % 1000);
}
printf("\n");
}
if (params.regions != 0)
printf("raid%d: will use %d regions on next"
" configuration\n", raidID, params.regions);
return;
/* XXX the control flow here could be prettier. */
} else
err(1, "`%s' is not a valid parity map command", parityconf);
do_ioctl(fd, RAIDFRAME_PARITYMAP_SET_DISABLE, &dis,
"RAIDFRAME_PARITYMAP_SET_DISABLE");
printf("raid%d: parity map will be %sabled on next configure\n",
raidID, dis ? "dis" : "en");
}
static void
rf_output_configuration(int fd, const char *name)
{
RF_DeviceConfig_t device_config;
void *cfg_ptr;
int i;
RF_ComponentLabel_t component_label;
void *label_ptr;
int component_num;
int num_cols;
cfg_ptr = &device_config;
printf("# raidctl config file for %s\n", name);
printf("\n");
do_ioctl(fd, RAIDFRAME_GET_INFO, &cfg_ptr, "RAIDFRAME_GET_INFO");
printf("START array\n");
printf("# numRow numCol numSpare\n");
printf("%d %d %d\n", device_config.rows, device_config.cols,
device_config.nspares);
printf("\n");
printf("START disks\n");
for(i=0; i < device_config.ndevs; i++)
printf("%s\n", device_config.devs[i].devname);
printf("\n");
if (device_config.nspares > 0) {
printf("START spare\n");
for(i=0; i < device_config.nspares; i++)
printf("%s\n", device_config.spares[i].devname);
printf("\n");
}
for(i=0; i < device_config.ndevs; i++) {
if (device_config.devs[i].status == rf_ds_optimal)
break;
}
if (i == device_config.ndevs) {
printf("# WARNING: no optimal components; using %s\n",
device_config.devs[0].devname);
i = 0;
}
get_component_number(fd, device_config.devs[i].devname,
&component_num, &num_cols);
memset(&component_label, 0, sizeof(RF_ComponentLabel_t));
component_label.row = component_num / num_cols;
component_label.column = component_num % num_cols;
label_ptr = &component_label;
do_ioctl(fd, RAIDFRAME_GET_COMPONENT_LABEL, &label_ptr,
"RAIDFRAME_GET_COMPONENT_LABEL");
printf("START layout\n");
printf(
"# sectPerSU SUsPerParityUnit SUsPerReconUnit RAID_level_%c\n",
(char) component_label.parityConfig);
printf("%d %d %d %c\n",
component_label.sectPerSU, component_label.SUsPerPU,
component_label.SUsPerRU, (char) component_label.parityConfig);
printf("\n");
printf("START queue\n");
printf("fifo %d\n", device_config.maxqdepth);
}
static void
get_component_number(int fd, char *component_name, int *component_number,
int *num_columns)
{
RF_DeviceConfig_t device_config;
void *cfg_ptr;
int i;
int found;
*component_number = -1;
/* Assuming a full path spec... */
cfg_ptr = &device_config;
do_ioctl(fd, RAIDFRAME_GET_INFO, &cfg_ptr,
"RAIDFRAME_GET_INFO");
*num_columns = device_config.cols;
found = 0;
for(i=0; i < device_config.ndevs; i++) {
if (strncmp(component_name, device_config.devs[i].devname,
PATH_MAX)==0) {
found = 1;
*component_number = i;
}
}
if (!found) { /* maybe it's a spare? */
for(i=0; i < device_config.nspares; i++) {
if (strncmp(component_name,
device_config.spares[i].devname,
PATH_MAX)==0) {
found = 1;
*component_number = i + device_config.ndevs;
/* the way spares are done should
really change... */
*num_columns = device_config.cols +
device_config.nspares;
}
}
}
if (!found)
err(1,"%s is not a component of this device", component_name);
}
static void
rf_fail_disk(int fd, char *component_to_fail, int do_recon)
{
struct rf_recon_req recon_request;
int component_num;
int num_cols;
get_component_number(fd, component_to_fail, &component_num, &num_cols);
recon_request.row = component_num / num_cols;
recon_request.col = component_num % num_cols;
if (do_recon) {
recon_request.flags = RF_FDFLAGS_RECON;
} else {
recon_request.flags = RF_FDFLAGS_NONE;
}
do_ioctl(fd, RAIDFRAME_FAIL_DISK, &recon_request,
"RAIDFRAME_FAIL_DISK");
if (do_recon && verbose) {
printf("Reconstruction status:\n");
sleep(3); /* XXX give reconstruction a chance to start */
do_meter(fd,RAIDFRAME_CHECK_RECON_STATUS_EXT);
}
}
static void
get_component_label(int fd, char *component)
{
RF_ComponentLabel_t component_label;
void *label_ptr;
int component_num;
int num_cols;
get_component_number(fd, component, &component_num, &num_cols);
memset( &component_label, 0, sizeof(RF_ComponentLabel_t));
component_label.row = component_num / num_cols;
component_label.column = component_num % num_cols;
label_ptr = &component_label;
do_ioctl( fd, RAIDFRAME_GET_COMPONENT_LABEL, &label_ptr,
"RAIDFRAME_GET_COMPONENT_LABEL");
printf("Component label for %s:\n",component);
printf(" Row: %d, Column: %d, Num Rows: %d, Num Columns: %d\n",
component_label.row, component_label.column,
component_label.num_rows, component_label.num_columns);
printf(" Version: %d, Serial Number: %u, Mod Counter: %d\n",
component_label.version, component_label.serial_number,
component_label.mod_counter);
printf(" Clean: %s, Status: %d\n",
component_label.clean ? "Yes" : "No",
component_label.status );
printf(" sectPerSU: %d, SUsPerPU: %d, SUsPerRU: %d\n",
component_label.sectPerSU, component_label.SUsPerPU,
component_label.SUsPerRU);
printf(" Queue size: %d, blocksize: %d, numBlocks: %"PRIu64"\n",
component_label.maxOutstanding, component_label.blockSize,
rf_component_label_numblocks(&component_label));
printf(" RAID Level: %c\n", (char) component_label.parityConfig);
printf(" Autoconfig: %s\n",
component_label.autoconfigure ? "Yes" : "No" );
printf(" Root partition: %s\n",
rootpart[component_label.root_partition & 3]);
printf(" Last configured as: raid%d\n", component_label.last_unit );
}
static void
set_component_label(int fd, char *component)
{
RF_ComponentLabel_t component_label;
int component_num;
int num_cols;
get_component_number(fd, component, &component_num, &num_cols);
/* XXX This is currently here for testing, and future expandability */
component_label.version = 1;
component_label.serial_number = 123456;
component_label.mod_counter = 0;
component_label.row = component_num / num_cols;
component_label.column = component_num % num_cols;
component_label.num_rows = 0;
component_label.num_columns = 5;
component_label.clean = 0;
component_label.status = 1;
do_ioctl( fd, RAIDFRAME_SET_COMPONENT_LABEL, &component_label,
"RAIDFRAME_SET_COMPONENT_LABEL");
}
static void
init_component_labels(int fd, int serial_number)
{
RF_ComponentLabel_t component_label;
component_label.version = 0;
component_label.serial_number = serial_number;
component_label.mod_counter = 0;
component_label.row = 0;
component_label.column = 0;
component_label.num_rows = 0;
component_label.num_columns = 0;
component_label.clean = 0;
component_label.status = 0;
do_ioctl( fd, RAIDFRAME_INIT_LABELS, &component_label,
"RAIDFRAME_SET_COMPONENT_LABEL");
}
static void
set_autoconfig(int fd, int raidID, char *autoconf)
{
int auto_config;
int root_config;
auto_config = 0;
root_config = 0;
if (strncasecmp(autoconf, "root", 4) == 0 ||
strncasecmp(autoconf, "hard", 4) == 0 ||
strncasecmp(autoconf, "force", 4) == 0) {
root_config = 1;
} else if (strncasecmp(autoconf, "soft", 4) == 0) {
root_config = 2;
}
if ((strncasecmp(autoconf,"yes", 3) == 0) ||
root_config > 0) {
auto_config = 1;
}
do_ioctl(fd, RAIDFRAME_SET_AUTOCONFIG, &auto_config,
"RAIDFRAME_SET_AUTOCONFIG");
do_ioctl(fd, RAIDFRAME_SET_ROOT, &root_config,
"RAIDFRAME_SET_ROOT");
printf("raid%d: Autoconfigure: %s\n", raidID,
auto_config ? "Yes" : "No");
if (auto_config == 1) {
printf("raid%d: Root: %s\n", raidID, rootpart[root_config]);
}
}
static void
add_hot_spare(int fd, char *component)
{
RF_SingleComponent_t hot_spare;
hot_spare.row = 0;
hot_spare.column = 0;
strncpy(hot_spare.component_name, component,
sizeof(hot_spare.component_name));
do_ioctl( fd, RAIDFRAME_ADD_HOT_SPARE, &hot_spare,
"RAIDFRAME_ADD_HOT_SPARE");
}
static void
remove_hot_spare(int fd, char *component)
{
RF_SingleComponent_t hot_spare;
int component_num;
int num_cols;
get_component_number(fd, component, &component_num, &num_cols);
hot_spare.row = component_num / num_cols;
hot_spare.column = component_num % num_cols;
strncpy(hot_spare.component_name, component,
sizeof(hot_spare.component_name));
do_ioctl( fd, RAIDFRAME_REMOVE_HOT_SPARE, &hot_spare,
"RAIDFRAME_REMOVE_HOT_SPARE");
}
static void
rebuild_in_place(int fd, char *component)
{
RF_SingleComponent_t comp;
int component_num;
int num_cols;
get_component_number(fd, component, &component_num, &num_cols);
comp.row = 0;
comp.column = component_num;
strncpy(comp.component_name, component, sizeof(comp.component_name));
do_ioctl( fd, RAIDFRAME_REBUILD_IN_PLACE, &comp,
"RAIDFRAME_REBUILD_IN_PLACE");
if (verbose) {
printf("Reconstruction status:\n");
sleep(3); /* XXX give reconstruction a chance to start */
do_meter(fd,RAIDFRAME_CHECK_RECON_STATUS_EXT);
}
}
static void
check_parity(int fd, int do_rewrite, char *dev_name)
{
int is_clean;
int percent_done;
is_clean = 0;
percent_done = 0;
do_ioctl(fd, RAIDFRAME_CHECK_PARITY, &is_clean,
"RAIDFRAME_CHECK_PARITY");
if (is_clean) {
printf("%s: Parity status: clean\n",dev_name);
} else {
printf("%s: Parity status: DIRTY\n",dev_name);
if (do_rewrite) {
printf("%s: Initiating re-write of parity\n",
dev_name);
do_ioctl(fd, RAIDFRAME_REWRITEPARITY, NULL,
"RAIDFRAME_REWRITEPARITY");
sleep(3); /* XXX give it time to
get started. */
if (verbose) {
printf("Parity Re-write status:\n");
do_meter(fd, RAIDFRAME_CHECK_PARITYREWRITE_STATUS_EXT);
} else {
do_ioctl(fd,
RAIDFRAME_CHECK_PARITYREWRITE_STATUS,
&percent_done,
"RAIDFRAME_CHECK_PARITYREWRITE_STATUS"
);
while( percent_done < 100 ) {
sleep(3); /* wait a bit... */
do_ioctl(fd, RAIDFRAME_CHECK_PARITYREWRITE_STATUS,
&percent_done, "RAIDFRAME_CHECK_PARITYREWRITE_STATUS");
}
}
printf("%s: Parity Re-write complete\n",
dev_name);
} else {
/* parity is wrong, and is not being fixed.
Exit w/ an error. */
exit(1);
}
}
}
static void
check_status(int fd, int meter)
{
int recon_percent_done = 0;
int parity_percent_done = 0;
int copyback_percent_done = 0;
do_ioctl(fd, RAIDFRAME_CHECK_RECON_STATUS, &recon_percent_done,
"RAIDFRAME_CHECK_RECON_STATUS");
printf("Reconstruction is %d%% complete.\n", recon_percent_done);
do_ioctl(fd, RAIDFRAME_CHECK_PARITYREWRITE_STATUS,
&parity_percent_done,
"RAIDFRAME_CHECK_PARITYREWRITE_STATUS");
printf("Parity Re-write is %d%% complete.\n", parity_percent_done);
do_ioctl(fd, RAIDFRAME_CHECK_COPYBACK_STATUS, ©back_percent_done,
"RAIDFRAME_CHECK_COPYBACK_STATUS");
printf("Copyback is %d%% complete.\n", copyback_percent_done);
if (meter) {
/* These 3 should be mutually exclusive at this point */
if (recon_percent_done < 100) {
printf("Reconstruction status:\n");
do_meter(fd,RAIDFRAME_CHECK_RECON_STATUS_EXT);
} else if (parity_percent_done < 100) {
printf("Parity Re-write status:\n");
do_meter(fd,RAIDFRAME_CHECK_PARITYREWRITE_STATUS_EXT);
} else if (copyback_percent_done < 100) {
printf("Copyback status:\n");
do_meter(fd,RAIDFRAME_CHECK_COPYBACK_STATUS_EXT);
}
}
}
const char *tbits = "|/-\\";
static void
do_meter(int fd, u_long option)
{
int percent_done;
RF_uint64 start_value;
RF_ProgressInfo_t progressInfo;
void *pInfoPtr;
struct timeval start_time;
struct timeval current_time;
double elapsed;
int elapsed_sec;
int elapsed_usec;
int simple_eta,last_eta;
double rate;
RF_uint64 amount;
int tbit_value;
char bar_buffer[1024];
char eta_buffer[1024];
if (gettimeofday(&start_time,NULL) == -1)
err(1, "gettimeofday failed!?!?");