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Merge remote-tracking branch 'origin/master'
[unleashed/lotheac.git] / usr / src / lib / libscf / common / midlevel.c
blobc59352a3a527d7f2ca099b329943636c8d86cf68
1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21
22 /*
23 * Copyright (c) 2004, 2010, Oracle and/or its affiliates. All rights reserved.
24 * Copyright 2013 Nexenta Systems, Inc. All rights reserved.
25 * Copyright 2018 RackTop Systems.
26 */
27
28 #include "libscf_impl.h"
29
30 #include <assert.h>
31 #include <libuutil.h>
32 #include <stdio.h>
33 #include <string.h>
34 #include <stdlib.h>
35 #include <sys/param.h>
36 #include <errno.h>
37 #include <libgen.h>
38 #include <assert.h>
39 #include "midlevel_impl.h"
40 #include "lowlevel_impl.h"
41
42 #ifndef NDEBUG
43 #define bad_error(func, err) { \
44 uu_warn("%s:%d: %s failed with unexpected error %d. Aborting.\n", \
45 __FILE__, __LINE__, func, err); \
46 abort(); \
47 }
48 #else
49 #define bad_error(func, err) abort()
50 #endif
51
52 /* Path to speedy files area must end with a slash */
53 #define SMF_SPEEDY_FILES_PATH "/etc/svc/volatile/"
54
55 void
56 scf_simple_handle_destroy(scf_simple_handle_t *simple_h)
57 {
58 if (simple_h == NULL)
59 return;
60
61 scf_pg_destroy(simple_h->running_pg);
62 scf_pg_destroy(simple_h->editing_pg);
63 scf_snapshot_destroy(simple_h->snap);
64 scf_instance_destroy(simple_h->inst);
65 scf_handle_destroy(simple_h->h);
66 uu_free(simple_h);
67 }
68
69 /*
70 * Given a base service FMRI and the names of a property group and property,
71 * assemble_fmri() merges them into a property FMRI. Note that if the base
72 * FMRI is NULL, assemble_fmri() gets the base FMRI from scf_myname().
73 */
74
75 static char *
76 assemble_fmri(scf_handle_t *h, const char *base, const char *pg,
77 const char *prop)
78 {
79 size_t fmri_sz, pglen;
80 ssize_t baselen;
81 char *fmri_buf;
82
83 if (prop == NULL) {
84 (void) scf_set_error(SCF_ERROR_INVALID_ARGUMENT);
85 return (NULL);
86 }
87
88 if (pg == NULL)
89 pglen = strlen(SCF_PG_APP_DEFAULT);
90 else
91 pglen = strlen(pg);
92
93 if (base == NULL) {
94 if ((baselen = scf_myname(h, NULL, 0)) == -1)
95 return (NULL);
96 } else {
97 baselen = strlen(base);
98 }
99
100 fmri_sz = baselen + sizeof (SCF_FMRI_PROPERTYGRP_PREFIX) - 1 +
101 pglen + sizeof (SCF_FMRI_PROPERTY_PREFIX) - 1 +
102 strlen(prop) + 1;
103
104 if ((fmri_buf = malloc(fmri_sz)) == NULL) {
105 (void) scf_set_error(SCF_ERROR_NO_MEMORY);
106 return (NULL);
107 }
108
109 if (base == NULL) {
110 if (scf_myname(h, fmri_buf, fmri_sz) == -1) {
111 free(fmri_buf);
112 return (NULL);
113 }
114 } else {
115 (void) strcpy(fmri_buf, base);
116 }
117
118 (void) strcat(fmri_buf, SCF_FMRI_PROPERTYGRP_PREFIX);
119
120 if (pg == NULL)
121 (void) strcat(fmri_buf, SCF_PG_APP_DEFAULT);
122 else
123 (void) strcat(fmri_buf, pg);
124
125 (void) strcat(fmri_buf, SCF_FMRI_PROPERTY_PREFIX);
126 (void) strcat(fmri_buf, prop);
127 return (fmri_buf);
128 }
129
130 /*
131 * Given a property, this function allocates and fills an scf_simple_prop_t
132 * with the data it contains.
133 */
134
135 static scf_simple_prop_t *
136 fill_prop(scf_property_t *prop, const char *pgname, const char *propname,
137 scf_handle_t *h)
138 {
139 scf_simple_prop_t *ret;
140 scf_iter_t *iter;
141 scf_value_t *val;
142 int iterret, i;
143 ssize_t valsize, numvals;
144 union scf_simple_prop_val *vallist = NULL, *vallist_backup = NULL;
145
146 if ((ret = malloc(sizeof (*ret))) == NULL) {
147 (void) scf_set_error(SCF_ERROR_NO_MEMORY);
148 return (NULL);
149 }
150
151 ret->pr_next = NULL;
152 ret->pr_pg = NULL;
153 ret->pr_iter = 0;
154
155 if (pgname == NULL)
156 ret->pr_pgname = strdup(SCF_PG_APP_DEFAULT);
157 else
158 ret->pr_pgname = strdup(pgname);
159
160 if (ret->pr_pgname == NULL) {
161 (void) scf_set_error(SCF_ERROR_NO_MEMORY);
162 free(ret);
163 return (NULL);
164 }
165
166 if ((ret->pr_propname = strdup(propname)) == NULL) {
167 (void) scf_set_error(SCF_ERROR_NO_MEMORY);
168 free(ret->pr_pgname);
169 free(ret);
170 return (NULL);
171 }
172
173 if (scf_property_type(prop, &ret->pr_type) == -1)
174 goto error3;
175
176 if ((iter = scf_iter_create(h)) == NULL)
177 goto error3;
178 if ((val = scf_value_create(h)) == NULL) {
179 scf_iter_destroy(iter);
180 goto error3;
181 }
182
183 if (scf_iter_property_values(iter, prop) == -1)
184 goto error1;
185
186 for (numvals = 0; (iterret = scf_iter_next_value(iter, val)) == 1;
187 numvals++) {
188 vallist_backup = vallist;
189 if ((vallist = reallocarray(vallist, numvals + 1,
190 sizeof (*vallist))) == NULL) {
191 vallist = vallist_backup;
192 goto error1;
193 }
194
195 switch (ret->pr_type) {
196 case SCF_TYPE_BOOLEAN:
197 if (scf_value_get_boolean(val,
198 &vallist[numvals].pv_bool) == -1)
199 goto error1;
200 break;
201
202 case SCF_TYPE_COUNT:
203 if (scf_value_get_count(val,
204 &vallist[numvals].pv_uint) == -1)
205 goto error1;
206 break;
207
208 case SCF_TYPE_INTEGER:
209 if (scf_value_get_integer(val,
210 &vallist[numvals].pv_int) == -1)
211 goto error1;
212 break;
213
214 case SCF_TYPE_TIME:
215 if (scf_value_get_time(val,
216 &vallist[numvals].pv_time.t_sec,
217 &vallist[numvals].pv_time.t_nsec) == -1)
218 goto error1;
219 break;
220
221 case SCF_TYPE_ASTRING:
222 vallist[numvals].pv_str = NULL;
223 if ((valsize = scf_value_get_astring(val, NULL, 0)) ==
224 -1)
225 goto error1;
226 if ((vallist[numvals].pv_str = malloc(valsize+1)) ==
227 NULL) {
228 (void) scf_set_error(SCF_ERROR_NO_MEMORY);
229 goto error1;
230 }
231 if (scf_value_get_astring(val,
232 vallist[numvals].pv_str, valsize+1) == -1) {
233 free(vallist[numvals].pv_str);
234 goto error1;
235 }
236 break;
237
238 case SCF_TYPE_USTRING:
239 case SCF_TYPE_HOST:
240 case SCF_TYPE_HOSTNAME:
241 case SCF_TYPE_NET_ADDR:
242 case SCF_TYPE_NET_ADDR_V4:
243 case SCF_TYPE_NET_ADDR_V6:
244 case SCF_TYPE_URI:
245 case SCF_TYPE_FMRI:
246 vallist[numvals].pv_str = NULL;
247 if ((valsize = scf_value_get_ustring(val, NULL, 0)) ==
248 -1)
249 goto error1;
250 if ((vallist[numvals].pv_str = malloc(valsize+1)) ==
251 NULL) {
252 (void) scf_set_error(SCF_ERROR_NO_MEMORY);
253 goto error1;
254 }
255 if (scf_value_get_ustring(val,
256 vallist[numvals].pv_str, valsize+1) == -1) {
257 free(vallist[numvals].pv_str);
258 goto error1;
259 }
260 break;
261
262 case SCF_TYPE_OPAQUE:
263 vallist[numvals].pv_opaque.o_value = NULL;
264 if ((valsize = scf_value_get_opaque(val, NULL, 0)) ==
265 -1)
266 goto error1;
267 if ((vallist[numvals].pv_opaque.o_value =
268 malloc(valsize)) == NULL) {
269 (void) scf_set_error(SCF_ERROR_NO_MEMORY);
270 goto error1;
271 }
272 vallist[numvals].pv_opaque.o_size = valsize;
273 if (scf_value_get_opaque(val,
274 vallist[numvals].pv_opaque.o_value,
275 valsize) == -1) {
276 free(vallist[numvals].pv_opaque.o_value);
277 goto error1;
278 }
279 break;
280
281 default:
282 (void) scf_set_error(SCF_ERROR_INTERNAL);
283 goto error1;
284
285 }
286 }
287
288 if (iterret == -1) {
289 int err = scf_error();
290 if (err != SCF_ERROR_CONNECTION_BROKEN &&
291 err != SCF_ERROR_PERMISSION_DENIED)
292 (void) scf_set_error(SCF_ERROR_INTERNAL);
293 goto error1;
294 }
295
296 ret->pr_vallist = vallist;
297 ret->pr_numvalues = numvals;
298
299 scf_iter_destroy(iter);
300 (void) scf_value_destroy(val);
301
302 return (ret);
303
304 /*
305 * Exit point for a successful call. Below this line are exit points
306 * for failures at various stages during the function.
307 */
308
309 error1:
310 if (vallist == NULL)
311 goto error2;
312
313 switch (ret->pr_type) {
314 case SCF_TYPE_ASTRING:
315 case SCF_TYPE_USTRING:
316 case SCF_TYPE_HOST:
317 case SCF_TYPE_HOSTNAME:
318 case SCF_TYPE_NET_ADDR:
319 case SCF_TYPE_NET_ADDR_V4:
320 case SCF_TYPE_NET_ADDR_V6:
321 case SCF_TYPE_URI:
322 case SCF_TYPE_FMRI: {
323 for (i = 0; i < numvals; i++) {
324 free(vallist[i].pv_str);
325 }
326 break;
327 }
328 case SCF_TYPE_OPAQUE: {
329 for (i = 0; i < numvals; i++) {
330 free(vallist[i].pv_opaque.o_value);
331 }
332 break;
333 }
334 default:
335 break;
336 }
337
338 free(vallist);
339
340 error2:
341 scf_iter_destroy(iter);
342 (void) scf_value_destroy(val);
343
344 error3:
345 free(ret->pr_pgname);
346 free(ret->pr_propname);
347 free(ret);
348 return (NULL);
349 }
350
351 /*
352 * insert_app_props iterates over a property iterator, getting all the
353 * properties from a property group, and adding or overwriting them into
354 * a simple_app_props_t. This is used by scf_simple_app_props_get to provide
355 * service/instance composition while filling the app_props_t.
356 * insert_app_props iterates over a single property group.
357 */
358
359 static int
360 insert_app_props(scf_iter_t *propiter, char *pgname, char *propname, struct
361 scf_simple_pg *thispg, scf_property_t *prop, size_t namelen,
362 scf_handle_t *h)
363 {
364 scf_simple_prop_t *thisprop, *prevprop, *newprop;
365 uint8_t found;
366 int propiter_ret;
367
368 while ((propiter_ret = scf_iter_next_property(propiter, prop)) == 1) {
369
370 if (scf_property_get_name(prop, propname, namelen) < 0) {
371 if (scf_error() == SCF_ERROR_NOT_SET)
372 (void) scf_set_error(SCF_ERROR_INTERNAL);
373 return (-1);
374 }
375
376 thisprop = thispg->pg_proplist;
377 prevprop = thispg->pg_proplist;
378 found = 0;
379
380 while ((thisprop != NULL) && (!found)) {
381 if (strcmp(thisprop->pr_propname, propname) == 0) {
382 found = 1;
383 if ((newprop = fill_prop(prop, pgname,
384 propname, h)) == NULL)
385 return (-1);
386
387 if (thisprop == thispg->pg_proplist)
388 thispg->pg_proplist = newprop;
389 else
390 prevprop->pr_next = newprop;
391
392 newprop->pr_pg = thispg;
393 newprop->pr_next = thisprop->pr_next;
394 scf_simple_prop_free(thisprop);
395 thisprop = NULL;
396 } else {
397 if (thisprop != thispg->pg_proplist)
398 prevprop = prevprop->pr_next;
399 thisprop = thisprop->pr_next;
400 }
401 }
402
403 if (!found) {
404 if ((newprop = fill_prop(prop, pgname, propname, h)) ==
405 NULL)
406 return (-1);
407
408 if (thispg->pg_proplist == NULL)
409 thispg->pg_proplist = newprop;
410 else
411 prevprop->pr_next = newprop;
412
413 newprop->pr_pg = thispg;
414 }
415 }
416
417 if (propiter_ret == -1) {
418 if (scf_error() != SCF_ERROR_CONNECTION_BROKEN)
419 (void) scf_set_error(SCF_ERROR_INTERNAL);
420 return (-1);
421 }
422
423 return (0);
424 }
425
426
427 /*
428 * Sets up e in tx to set pname's values. Returns 0 on success or -1 on
429 * failure, with scf_error() set to
430 * SCF_ERROR_HANDLE_MISMATCH - tx & e are derived from different handles
431 * SCF_ERROR_INVALID_ARGUMENT - pname or ty are invalid
432 * SCF_ERROR_NOT_BOUND - handle is not bound
433 * SCF_ERROR_CONNECTION_BROKEN - connection was broken
434 * SCF_ERROR_NOT_SET - tx has not been started
435 * SCF_ERROR_DELETED - the pg tx was started on was deleted
436 */
437 static int
438 transaction_property_set(scf_transaction_t *tx, scf_transaction_entry_t *e,
439 const char *pname, scf_type_t ty)
440 {
441 for (;;) {
442 if (scf_transaction_property_change_type(tx, e, pname, ty) == 0)
443 return (0);
444
445 switch (scf_error()) {
446 case SCF_ERROR_HANDLE_MISMATCH:
447 case SCF_ERROR_INVALID_ARGUMENT:
448 case SCF_ERROR_NOT_BOUND:
449 case SCF_ERROR_CONNECTION_BROKEN:
450 case SCF_ERROR_NOT_SET:
451 case SCF_ERROR_DELETED:
452 default:
453 return (-1);
454
455 case SCF_ERROR_NOT_FOUND:
456 break;
457 }
458
459 if (scf_transaction_property_new(tx, e, pname, ty) == 0)
460 return (0);
461
462 switch (scf_error()) {
463 case SCF_ERROR_HANDLE_MISMATCH:
464 case SCF_ERROR_INVALID_ARGUMENT:
465 case SCF_ERROR_NOT_BOUND:
466 case SCF_ERROR_CONNECTION_BROKEN:
467 case SCF_ERROR_NOT_SET:
468 case SCF_ERROR_DELETED:
469 default:
470 return (-1);
471
472 case SCF_ERROR_EXISTS:
473 break;
474 }
475 }
476 }
477
478 static int
479 get_inst_enabled(const scf_instance_t *inst, const char *pgname)
480 {
481 scf_propertygroup_t *gpg = NULL;
482 scf_property_t *eprop = NULL;
483 scf_value_t *v = NULL;
484 scf_handle_t *h = NULL;
485 uint8_t enabled;
486 int ret = -1;
487
488 if ((h = scf_instance_handle(inst)) == NULL)
489 return (-1);
490
491 if ((gpg = scf_pg_create(h)) == NULL ||
492 (eprop = scf_property_create(h)) == NULL ||
493 (v = scf_value_create(h)) == NULL)
494 goto out;
495
496 if (scf_instance_get_pg(inst, pgname, gpg) ||
497 scf_pg_get_property(gpg, SCF_PROPERTY_ENABLED, eprop) ||
498 scf_property_get_value(eprop, v) ||
499 scf_value_get_boolean(v, &enabled))
500 goto out;
501 ret = enabled;
502
503 out:
504 scf_pg_destroy(gpg);
505 scf_property_destroy(eprop);
506 scf_value_destroy(v);
507 return (ret);
508 }
509
510 /*
511 * set_inst_enabled() is a "master" enable/disable call that takes the
512 * instance and the desired state for the enabled bit in the instance's
513 * named property group. If the group doesn't exist, it's created with the
514 * given flags. Called by smf_{dis,en}able_instance().
515 */
516 static int
517 set_inst_enabled(const scf_instance_t *inst, uint8_t desired,
518 const char *pgname, uint32_t pgflags)
519 {
520 scf_transaction_t *tx = NULL;
521 scf_transaction_entry_t *ent = NULL;
522 scf_propertygroup_t *gpg = NULL;
523 scf_property_t *eprop = NULL;
524 scf_value_t *v = NULL;
525 scf_handle_t *h = NULL;
526 int ret = -1;
527 int committed;
528 uint8_t b;
529
530 if ((h = scf_instance_handle(inst)) == NULL)
531 return (-1);
532
533 if ((gpg = scf_pg_create(h)) == NULL ||
534 (eprop = scf_property_create(h)) == NULL ||
535 (v = scf_value_create(h)) == NULL ||
536 (tx = scf_transaction_create(h)) == NULL ||
537 (ent = scf_entry_create(h)) == NULL)
538 goto out;
539
540 general_pg_get:
541 if (scf_instance_get_pg(inst, SCF_PG_GENERAL, gpg) == -1) {
542 if (scf_error() != SCF_ERROR_NOT_FOUND)
543 goto out;
544
545 if (scf_instance_add_pg(inst, SCF_PG_GENERAL,
546 SCF_GROUP_FRAMEWORK, SCF_PG_GENERAL_FLAGS, gpg) == -1) {
547 if (scf_error() != SCF_ERROR_EXISTS)
548 goto out;
549 goto general_pg_get;
550 }
551 }
552
553 if (strcmp(pgname, SCF_PG_GENERAL) != 0) {
554 get:
555 if (scf_instance_get_pg(inst, pgname, gpg) == -1) {
556 if (scf_error() != SCF_ERROR_NOT_FOUND)
557 goto out;
558
559 if (scf_instance_add_pg(inst, pgname,
560 SCF_GROUP_FRAMEWORK, pgflags, gpg) == -1) {
561 if (scf_error() != SCF_ERROR_EXISTS)
562 goto out;
563 goto get;
564 }
565 }
566 }
567
568 if (scf_pg_get_property(gpg, SCF_PROPERTY_ENABLED, eprop) == -1) {
569 if (scf_error() != SCF_ERROR_NOT_FOUND)
570 goto out;
571 else
572 goto set;
573 }
574
575 /*
576 * If it's already set the way we want, forgo the transaction.
577 */
578 if (scf_property_get_value(eprop, v) == -1) {
579 switch (scf_error()) {
580 case SCF_ERROR_CONSTRAINT_VIOLATED:
581 case SCF_ERROR_NOT_FOUND:
582 /* Misconfigured, so set anyway. */
583 goto set;
584
585 default:
586 goto out;
587 }
588 }
589 if (scf_value_get_boolean(v, &b) == -1) {
590 if (scf_error() != SCF_ERROR_TYPE_MISMATCH)
591 goto out;
592 goto set;
593 }
594 if (b == desired) {
595 ret = 0;
596 goto out;
597 }
598
599 set:
600 do {
601 if (scf_transaction_start(tx, gpg) == -1)
602 goto out;
603
604 if (transaction_property_set(tx, ent, SCF_PROPERTY_ENABLED,
605 SCF_TYPE_BOOLEAN) != 0) {
606 switch (scf_error()) {
607 case SCF_ERROR_CONNECTION_BROKEN:
608 case SCF_ERROR_DELETED:
609 default:
610 goto out;
611
612 case SCF_ERROR_HANDLE_MISMATCH:
613 case SCF_ERROR_INVALID_ARGUMENT:
614 case SCF_ERROR_NOT_BOUND:
615 case SCF_ERROR_NOT_SET:
616 bad_error("transaction_property_set",
617 scf_error());
618 }
619 }
620
621 scf_value_set_boolean(v, desired);
622 if (scf_entry_add_value(ent, v) == -1)
623 goto out;
624
625 committed = scf_transaction_commit(tx);
626 if (committed == -1)
627 goto out;
628
629 scf_transaction_reset(tx);
630
631 if (committed == 0) { /* out-of-sync */
632 if (scf_pg_update(gpg) == -1)
633 goto out;
634 }
635 } while (committed == 0);
636
637 ret = 0;
638
639 out:
640 scf_value_destroy(v);
641 scf_entry_destroy(ent);
642 scf_transaction_destroy(tx);
643 scf_property_destroy(eprop);
644 scf_pg_destroy(gpg);
645
646 return (ret);
647 }
648
649 static int
650 delete_inst_enabled(const scf_instance_t *inst, const char *pgname)
651 {
652 scf_transaction_t *tx = NULL;
653 scf_transaction_entry_t *ent = NULL;
654 scf_propertygroup_t *gpg = NULL;
655 scf_handle_t *h = NULL;
656 int ret = -1;
657 int committed;
658
659 if ((h = scf_instance_handle(inst)) == NULL)
660 return (-1);
661
662 if ((gpg = scf_pg_create(h)) == NULL ||
663 (tx = scf_transaction_create(h)) == NULL ||
664 (ent = scf_entry_create(h)) == NULL)
665 goto out;
666
667 if (scf_instance_get_pg(inst, pgname, gpg) != 0)
668 goto error;
669 do {
670 if (scf_transaction_start(tx, gpg) == -1 ||
671 scf_transaction_property_delete(tx, ent,
672 SCF_PROPERTY_ENABLED) == -1 ||
673 (committed = scf_transaction_commit(tx)) == -1)
674 goto error;
675
676 scf_transaction_reset(tx);
677
678 if (committed == 0 && scf_pg_update(gpg) == -1)
679 goto error;
680 } while (committed == 0);
681
682 ret = 0;
683 goto out;
684
685 error:
686 switch (scf_error()) {
687 case SCF_ERROR_DELETED:
688 case SCF_ERROR_NOT_FOUND:
689 /* success */
690 ret = 0;
691 }
692
693 out:
694 scf_entry_destroy(ent);
695 scf_transaction_destroy(tx);
696 scf_pg_destroy(gpg);
697
698 return (ret);
699 }
700
701 /*
702 * Returns 0 on success or -1 on failure. On failure leaves scf_error() set to
703 * SCF_ERROR_HANDLE_DESTROYED - inst's handle has been destroyed
704 * SCF_ERROR_NOT_BOUND - inst's handle is not bound
705 * SCF_ERROR_CONNECTION_BROKEN - the repository connection was broken
706 * SCF_ERROR_NOT_SET - inst is not set
707 * SCF_ERROR_DELETED - inst was deleted
708 * SCF_ERROR_PERMISSION_DENIED
709 * SCF_ERROR_BACKEND_ACCESS
710 * SCF_ERROR_BACKEND_READONLY
711 */
712 static int
713 set_inst_action_inst(scf_instance_t *inst, const char *action)
714 {
715 scf_handle_t *h;
716 scf_transaction_t *tx = NULL;
717 scf_transaction_entry_t *ent = NULL;
718 scf_propertygroup_t *pg = NULL;
719 scf_property_t *prop = NULL;
720 scf_value_t *v = NULL;
721 int trans, ret = -1;
722 int64_t t;
723 hrtime_t timestamp;
724
725 if ((h = scf_instance_handle(inst)) == NULL ||
726 (pg = scf_pg_create(h)) == NULL ||
727 (prop = scf_property_create(h)) == NULL ||
728 (v = scf_value_create(h)) == NULL ||
729 (tx = scf_transaction_create(h)) == NULL ||
730 (ent = scf_entry_create(h)) == NULL)
731 goto out;
732
733 get:
734 if (scf_instance_get_pg(inst, SCF_PG_RESTARTER_ACTIONS, pg) == -1) {
735 switch (scf_error()) {
736 case SCF_ERROR_NOT_BOUND:
737 case SCF_ERROR_CONNECTION_BROKEN:
738 case SCF_ERROR_NOT_SET:
739 case SCF_ERROR_DELETED:
740 default:
741 goto out;
742
743 case SCF_ERROR_NOT_FOUND:
744 break;
745
746 case SCF_ERROR_HANDLE_MISMATCH:
747 case SCF_ERROR_INVALID_ARGUMENT:
748 bad_error("scf_instance_get_pg", scf_error());
749 }
750
751 /* Try creating the restarter_actions property group. */
752 add:
753 if (scf_instance_add_pg(inst, SCF_PG_RESTARTER_ACTIONS,
754 SCF_PG_RESTARTER_ACTIONS_TYPE,
755 SCF_PG_RESTARTER_ACTIONS_FLAGS, pg) == -1) {
756 switch (scf_error()) {
757 case SCF_ERROR_NOT_BOUND:
758 case SCF_ERROR_CONNECTION_BROKEN:
759 case SCF_ERROR_NOT_SET:
760 case SCF_ERROR_DELETED:
761 case SCF_ERROR_PERMISSION_DENIED:
762 case SCF_ERROR_BACKEND_ACCESS:
763 case SCF_ERROR_BACKEND_READONLY:
764 default:
765 goto out;
766
767 case SCF_ERROR_EXISTS:
768 goto get;
769
770 case SCF_ERROR_HANDLE_MISMATCH:
771 case SCF_ERROR_INVALID_ARGUMENT:
772 bad_error("scf_instance_add_pg", scf_error());
773 }
774 }
775 }
776
777 for (;;) {
778 timestamp = gethrtime();
779
780 if (scf_pg_get_property(pg, action, prop) != 0) {
781 switch (scf_error()) {
782 case SCF_ERROR_CONNECTION_BROKEN:
783 default:
784 goto out;
785
786 case SCF_ERROR_DELETED:
787 goto add;
788
789 case SCF_ERROR_NOT_FOUND:
790 break;
791
792 case SCF_ERROR_HANDLE_MISMATCH:
793 case SCF_ERROR_INVALID_ARGUMENT:
794 case SCF_ERROR_NOT_BOUND:
795 case SCF_ERROR_NOT_SET:
796 bad_error("scf_pg_get_property", scf_error());
797 }
798 } else if (scf_property_get_value(prop, v) != 0) {
799 switch (scf_error()) {
800 case SCF_ERROR_CONNECTION_BROKEN:
801 default:
802 goto out;
803
804 case SCF_ERROR_DELETED:
805 goto add;
806
807 case SCF_ERROR_CONSTRAINT_VIOLATED:
808 case SCF_ERROR_NOT_FOUND:
809 break;
810
811 case SCF_ERROR_HANDLE_MISMATCH:
812 case SCF_ERROR_NOT_BOUND:
813 case SCF_ERROR_NOT_SET:
814 bad_error("scf_property_get_value",
815 scf_error());
816 }
817 } else if (scf_value_get_integer(v, &t) != 0) {
818 bad_error("scf_value_get_integer", scf_error());
819 } else if (t > timestamp) {
820 break;
821 }
822
823 if (scf_transaction_start(tx, pg) == -1) {
824 switch (scf_error()) {
825 case SCF_ERROR_NOT_BOUND:
826 case SCF_ERROR_CONNECTION_BROKEN:
827 case SCF_ERROR_PERMISSION_DENIED:
828 case SCF_ERROR_BACKEND_ACCESS:
829 case SCF_ERROR_BACKEND_READONLY:
830 default:
831 goto out;
832
833 case SCF_ERROR_DELETED:
834 goto add;
835
836 case SCF_ERROR_HANDLE_MISMATCH:
837 case SCF_ERROR_NOT_SET:
838 case SCF_ERROR_IN_USE:
839 bad_error("scf_transaction_start", scf_error());
840 }
841 }
842
843 if (transaction_property_set(tx, ent, action,
844 SCF_TYPE_INTEGER) != 0) {
845 switch (scf_error()) {
846 case SCF_ERROR_NOT_BOUND:
847 case SCF_ERROR_CONNECTION_BROKEN:
848 case SCF_ERROR_DELETED:
849 default:
850 goto out;
851
852 case SCF_ERROR_HANDLE_MISMATCH:
853 case SCF_ERROR_INVALID_ARGUMENT:
854 case SCF_ERROR_NOT_SET:
855 bad_error("transaction_property_set",
856 scf_error());
857 }
858 }
859
860 scf_value_set_integer(v, timestamp);
861 if (scf_entry_add_value(ent, v) == -1)
862 bad_error("scf_entry_add_value", scf_error());
863
864 trans = scf_transaction_commit(tx);
865 if (trans == 1)
866 break;
867
868 if (trans != 0) {
869 switch (scf_error()) {
870 case SCF_ERROR_CONNECTION_BROKEN:
871 case SCF_ERROR_PERMISSION_DENIED:
872 case SCF_ERROR_BACKEND_ACCESS:
873 case SCF_ERROR_BACKEND_READONLY:
874 default:
875 goto out;
876
877 case SCF_ERROR_DELETED:
878 scf_transaction_reset(tx);
879 goto add;
880
881 case SCF_ERROR_INVALID_ARGUMENT:
882 case SCF_ERROR_NOT_BOUND:
883 case SCF_ERROR_NOT_SET:
884 bad_error("scf_transaction_commit",
885 scf_error());
886 }
887 }
888
889 scf_transaction_reset(tx);
890 if (scf_pg_update(pg) == -1) {
891 switch (scf_error()) {
892 case SCF_ERROR_CONNECTION_BROKEN:
893 default:
894 goto out;
895
896 case SCF_ERROR_DELETED:
897 goto add;
898
899 case SCF_ERROR_NOT_SET:
900 case SCF_ERROR_NOT_BOUND:
901 bad_error("scf_pg_update", scf_error());
902 }
903 }
904 }
905
906 ret = 0;
907
908 out:
909 scf_value_destroy(v);
910 scf_entry_destroy(ent);
911 scf_transaction_destroy(tx);
912 scf_property_destroy(prop);
913 scf_pg_destroy(pg);
914 return (ret);
915 }
916
917 static int
918 set_inst_action(const char *fmri, const char *action)
919 {
920 scf_handle_t *h;
921 scf_instance_t *inst;
922 int ret = -1;
923
924 h = _scf_handle_create_and_bind(SCF_VERSION);
925 if (h == NULL)
926 return (-1);
927
928 inst = scf_instance_create(h);
929
930 if (inst != NULL) {
931 if (scf_handle_decode_fmri(h, fmri, NULL, NULL, inst, NULL,
932 NULL, SCF_DECODE_FMRI_EXACT) == 0) {
933 ret = set_inst_action_inst(inst, action);
934 if (ret == -1 && scf_error() == SCF_ERROR_DELETED)
935 (void) scf_set_error(SCF_ERROR_NOT_FOUND);
936 } else {
937 switch (scf_error()) {
938 case SCF_ERROR_CONSTRAINT_VIOLATED:
939 (void) scf_set_error(
940 SCF_ERROR_INVALID_ARGUMENT);
941 break;
942 case SCF_ERROR_DELETED:
943 (void) scf_set_error(SCF_ERROR_NOT_FOUND);
944 break;
945 }
946 }
947
948 scf_instance_destroy(inst);
949 }
950
951 scf_handle_destroy(h);
952
953 return (ret);
954 }
955
956
957 /*
958 * get_inst_state() gets the state string from an instance, and returns
959 * the SCF_STATE_* constant that coincides with the instance's current state.
960 */
961
962 static int
963 get_inst_state(scf_instance_t *inst, scf_handle_t *h)
964 {
965 scf_propertygroup_t *pg = NULL;
966 scf_property_t *prop = NULL;
967 scf_value_t *val = NULL;
968 char state[MAX_SCF_STATE_STRING_SZ];
969 int ret = -1;
970
971 if (((pg = scf_pg_create(h)) == NULL) ||
972 ((prop = scf_property_create(h)) == NULL) ||
973 ((val = scf_value_create(h)) == NULL))
974 goto out;
975
976 /* Pull the state property from the instance */
977
978 if (scf_instance_get_pg(inst, SCF_PG_RESTARTER, pg) == -1 ||
979 scf_pg_get_property(pg, SCF_PROPERTY_STATE, prop) == -1 ||
980 scf_property_get_value(prop, val) == -1) {
981 if (scf_error() != SCF_ERROR_CONNECTION_BROKEN)
982 (void) scf_set_error(SCF_ERROR_INTERNAL);
983 goto out;
984 }
985
986 if (scf_value_get_astring(val, state, sizeof (state)) <= 0) {
987 (void) scf_set_error(SCF_ERROR_INTERNAL);
988 goto out;
989 }
990
991 if (strcmp(state, SCF_STATE_STRING_UNINIT) == 0) {
992 ret = SCF_STATE_UNINIT;
993 } else if (strcmp(state, SCF_STATE_STRING_MAINT) == 0) {
994 ret = SCF_STATE_MAINT;
995 } else if (strcmp(state, SCF_STATE_STRING_OFFLINE) == 0) {
996 ret = SCF_STATE_OFFLINE;
997 } else if (strcmp(state, SCF_STATE_STRING_DISABLED) == 0) {
998 ret = SCF_STATE_DISABLED;
999 } else if (strcmp(state, SCF_STATE_STRING_ONLINE) == 0) {
1000 ret = SCF_STATE_ONLINE;
1001 } else if (strcmp(state, SCF_STATE_STRING_DEGRADED) == 0) {
1002 ret = SCF_STATE_DEGRADED;
1003 }
1004
1005 out:
1006 scf_pg_destroy(pg);
1007 scf_property_destroy(prop);
1008 (void) scf_value_destroy(val);
1009
1010 return (ret);
1011 }
1012
1013 /*
1014 * Sets an instance to be enabled or disabled after reboot, using the
1015 * temporary (overriding) general_ovr property group to reflect the
1016 * present state, if it is different.
1017 */
1018 static int
1019 set_inst_enabled_atboot(scf_instance_t *inst, uint8_t desired)
1020 {
1021 int enabled;
1022 int persistent;
1023 int ret = -1;
1024
1025 if ((persistent = get_inst_enabled(inst, SCF_PG_GENERAL)) < 0) {
1026 if (scf_error() != SCF_ERROR_NOT_FOUND)
1027 goto out;
1028 persistent = B_FALSE;
1029 }
1030 if ((enabled = get_inst_enabled(inst, SCF_PG_GENERAL_OVR)) < 0) {
1031 enabled = persistent;
1032 if (persistent != desired) {
1033 /*
1034 * Temporarily store the present enabled state.
1035 */
1036 if (set_inst_enabled(inst, persistent,
1037 SCF_PG_GENERAL_OVR, SCF_PG_GENERAL_OVR_FLAGS))
1038 goto out;
1039 }
1040 }
1041 if (persistent != desired)
1042 if (set_inst_enabled(inst, desired, SCF_PG_GENERAL,
1043 SCF_PG_GENERAL_FLAGS))
1044 goto out;
1045 if (enabled == desired)
1046 ret = delete_inst_enabled(inst, SCF_PG_GENERAL_OVR);
1047 else
1048 ret = 0;
1049
1050 out:
1051 return (ret);
1052 }
1053
1054 static int
1055 set_inst_enabled_flags(const char *fmri, int flags, uint8_t desired)
1056 {
1057 int ret = -1;
1058 scf_handle_t *h;
1059 scf_instance_t *inst;
1060
1061 if (flags & ~(SMF_TEMPORARY | SMF_AT_NEXT_BOOT) ||
1062 flags & SMF_TEMPORARY && flags & SMF_AT_NEXT_BOOT) {
1063 (void) scf_set_error(SCF_ERROR_INVALID_ARGUMENT);
1064 return (ret);
1065 }
1066
1067 if ((h = _scf_handle_create_and_bind(SCF_VERSION)) == NULL)
1068 return (ret);
1069
1070 if ((inst = scf_instance_create(h)) == NULL) {
1071 scf_handle_destroy(h);
1072 return (ret);
1073 }
1074
1075 if (scf_handle_decode_fmri(h, fmri, NULL, NULL, inst, NULL, NULL,
1076 SCF_DECODE_FMRI_EXACT) == -1) {
1077 if (scf_error() == SCF_ERROR_CONSTRAINT_VIOLATED)
1078 (void) scf_set_error(SCF_ERROR_INVALID_ARGUMENT);
1079 goto out;
1080 }
1081
1082 if (flags & SMF_AT_NEXT_BOOT) {
1083 ret = set_inst_enabled_atboot(inst, desired);
1084 } else {
1085 if (set_inst_enabled(inst, desired, flags & SMF_TEMPORARY ?
1086 SCF_PG_GENERAL_OVR : SCF_PG_GENERAL, flags & SMF_TEMPORARY ?
1087 SCF_PG_GENERAL_OVR_FLAGS : SCF_PG_GENERAL_FLAGS))
1088 goto out;
1089
1090 /*
1091 * Make the persistent value effective by deleting the
1092 * temporary one.
1093 */
1094 if (flags & SMF_TEMPORARY)
1095 ret = 0;
1096 else
1097 ret = delete_inst_enabled(inst, SCF_PG_GENERAL_OVR);
1098 }
1099
1100 out:
1101 scf_instance_destroy(inst);
1102 scf_handle_destroy(h);
1103 if (ret == -1 && scf_error() == SCF_ERROR_DELETED)
1104 (void) scf_set_error(SCF_ERROR_NOT_FOUND);
1105 return (ret);
1106 }
1107
1108 /*
1109 * Create and return a pg from the instance associated with the given handle.
1110 * This function is only called in scf_transaction_setup and
1111 * scf_transaction_restart where the h->rh_instance pointer is properly filled
1112 * in by scf_general_setup_pg().
1113 */
1114 static scf_propertygroup_t *
1115 get_instance_pg(scf_simple_handle_t *simple_h)
1116 {
1117 scf_propertygroup_t *ret_pg = scf_pg_create(simple_h->h);
1118 char *pg_name;
1119 ssize_t namelen;
1120
1121 if (ret_pg == NULL) {
1122 return (NULL);
1123 }
1124
1125 namelen = scf_limit(SCF_LIMIT_MAX_NAME_LENGTH) + 1;
1126 assert(namelen > 0);
1127
1128 if ((pg_name = malloc(namelen)) == NULL) {
1129 if (scf_error() == SCF_ERROR_NOT_SET) {
1130 (void) scf_set_error(SCF_ERROR_NO_MEMORY);
1131 }
1132 return (NULL);
1133 }
1134
1135 if (scf_pg_get_name(simple_h->running_pg, pg_name, namelen) < 0) {
1136 if (scf_error() == SCF_ERROR_NOT_SET) {
1137 (void) scf_set_error(SCF_ERROR_INTERNAL);
1138 }
1139 return (NULL);
1140 }
1141
1142 /* Get pg from instance */
1143 if (scf_instance_get_pg(simple_h->inst, pg_name, ret_pg) == -1) {
1144 return (NULL);
1145 }
1146
1147 return (ret_pg);
1148 }
1149
1150 int
1151 smf_enable_instance(const char *fmri, int flags)
1152 {
1153 return (set_inst_enabled_flags(fmri, flags, B_TRUE));
1154 }
1155
1156 int
1157 smf_disable_instance(const char *fmri, int flags)
1158 {
1159 return (set_inst_enabled_flags(fmri, flags, B_FALSE));
1160 }
1161
1162 int
1163 _smf_refresh_instance_i(scf_instance_t *inst)
1164 {
1165 return (set_inst_action_inst(inst, SCF_PROPERTY_REFRESH));
1166 }
1167
1168 int
1169 _smf_refresh_all_instances(scf_service_t *s)
1170 {
1171 scf_handle_t *h = scf_service_handle(s);
1172 scf_instance_t *i = scf_instance_create(h);
1173 scf_iter_t *it = scf_iter_create(h);
1174 int err, r = -1;
1175
1176 if (h == NULL || i == NULL || it == NULL)
1177 goto error;
1178
1179 if (scf_iter_service_instances(it, s) != 0)
1180 goto error;
1181
1182 while ((err = scf_iter_next_instance(it, i)) == 1)
1183 if (_smf_refresh_instance_i(i) != 0)
1184 goto error;
1185
1186 if (err == -1)
1187 goto error;
1188
1189 r = 0;
1190 error:
1191 scf_instance_destroy(i);
1192 scf_iter_destroy(it);
1193
1194 return (r);
1195 }
1196
1197 int
1198 smf_refresh_instance(const char *instance)
1199 {
1200 return (set_inst_action(instance, SCF_PROPERTY_REFRESH));
1201 }
1202
1203 int
1204 smf_restart_instance(const char *instance)
1205 {
1206 return (set_inst_action(instance, SCF_PROPERTY_RESTART));
1207 }
1208
1209 int
1210 smf_maintain_instance(const char *instance, int flags)
1211 {
1212 if (flags & SMF_TEMPORARY)
1213 return (set_inst_action(instance,
1214 (flags & SMF_IMMEDIATE) ?
1215 SCF_PROPERTY_MAINT_ON_IMMTEMP :
1216 SCF_PROPERTY_MAINT_ON_TEMPORARY));
1217 else
1218 return (set_inst_action(instance,
1219 (flags & SMF_IMMEDIATE) ?
1220 SCF_PROPERTY_MAINT_ON_IMMEDIATE :
1221 SCF_PROPERTY_MAINT_ON));
1222 }
1223
1224 int
1225 smf_degrade_instance(const char *instance, int flags)
1226 {
1227 scf_simple_prop_t *prop;
1228 const char *state_str;
1229
1230 if (flags & SMF_TEMPORARY)
1231 return (scf_set_error(SCF_ERROR_INVALID_ARGUMENT));
1232
1233 if ((prop = scf_simple_prop_get(NULL, instance, SCF_PG_RESTARTER,
1234 SCF_PROPERTY_STATE)) == NULL)
1235 return (SCF_FAILED);
1236
1237 if ((state_str = scf_simple_prop_next_astring(prop)) == NULL) {
1238 scf_simple_prop_free(prop);
1239 return (SCF_FAILED);
1240 }
1241
1242 if (strcmp(state_str, SCF_STATE_STRING_ONLINE) != 0) {
1243 scf_simple_prop_free(prop);
1244 return (scf_set_error(SCF_ERROR_CONSTRAINT_VIOLATED));
1245 }
1246 scf_simple_prop_free(prop);
1247
1248 return (set_inst_action(instance, (flags & SMF_IMMEDIATE) ?
1249 SCF_PROPERTY_DEGRADE_IMMEDIATE : SCF_PROPERTY_DEGRADED));
1250 }
1251
1252 int
1253 smf_restore_instance(const char *instance)
1254 {
1255 scf_simple_prop_t *prop;
1256 const char *state_str;
1257 int ret;
1258
1259 if ((prop = scf_simple_prop_get(NULL, instance, SCF_PG_RESTARTER,
1260 SCF_PROPERTY_STATE)) == NULL)
1261 return (SCF_FAILED);
1262
1263 if ((state_str = scf_simple_prop_next_astring(prop)) == NULL) {
1264 scf_simple_prop_free(prop);
1265 return (SCF_FAILED);
1266 }
1267
1268 if (strcmp(state_str, SCF_STATE_STRING_MAINT) == 0) {
1269 ret = set_inst_action(instance, SCF_PROPERTY_MAINT_OFF);
1270 } else if (strcmp(state_str, SCF_STATE_STRING_DEGRADED) == 0) {
1271 ret = set_inst_action(instance, SCF_PROPERTY_RESTORE);
1272 } else {
1273 ret = scf_set_error(SCF_ERROR_CONSTRAINT_VIOLATED);
1274 }
1275
1276 scf_simple_prop_free(prop);
1277 return (ret);
1278 }
1279
1280 char *
1281 smf_get_state(const char *instance)
1282 {
1283 scf_simple_prop_t *prop;
1284 const char *state_str;
1285 char *ret;
1286
1287 if ((prop = scf_simple_prop_get(NULL, instance, SCF_PG_RESTARTER,
1288 SCF_PROPERTY_STATE)) == NULL)
1289 return (NULL);
1290
1291 if ((state_str = scf_simple_prop_next_astring(prop)) == NULL) {
1292 scf_simple_prop_free(prop);
1293 return (NULL);
1294 }
1295
1296 if ((ret = strdup(state_str)) == NULL)
1297 (void) scf_set_error(SCF_ERROR_NO_MEMORY);
1298
1299 scf_simple_prop_free(prop);
1300 return (ret);
1301 }
1302
1303 /*
1304 * scf_general_pg_setup(fmri, pg_name)
1305 * Create a scf_simple_handle_t and fill in the instance, snapshot, and
1306 * property group fields associated with the given fmri and property group
1307 * name.
1308 * Returns:
1309 * Handle on success
1310 * Null on error with scf_error set to:
1311 * SCF_ERROR_HANDLE_MISMATCH,
1312 * SCF_ERROR_INVALID_ARGUMENT,
1313 * SCF_ERROR_CONSTRAINT_VIOLATED,
1314 * SCF_ERROR_NOT_FOUND,
1315 * SCF_ERROR_NOT_SET,
1316 * SCF_ERROR_DELETED,
1317 * SCF_ERROR_NOT_BOUND,
1318 * SCF_ERROR_CONNECTION_BROKEN,
1319 * SCF_ERROR_INTERNAL,
1320 * SCF_ERROR_NO_RESOURCES,
1321 * SCF_ERROR_BACKEND_ACCESS
1322 */
1323 scf_simple_handle_t *
1324 scf_general_pg_setup(const char *fmri, const char *pg_name)
1325 {
1326 scf_simple_handle_t *ret;
1327
1328 ret = uu_zalloc(sizeof (*ret));
1329 if (ret == NULL) {
1330 (void) scf_set_error(SCF_ERROR_NO_MEMORY);
1331 return (NULL);
1332 } else {
1333
1334 ret->h = _scf_handle_create_and_bind(SCF_VERSION);
1335 ret->inst = scf_instance_create(ret->h);
1336 ret->snap = scf_snapshot_create(ret->h);
1337 ret->running_pg = scf_pg_create(ret->h);
1338 }
1339
1340 if ((ret->h == NULL) || (ret->inst == NULL) ||
1341 (ret->snap == NULL) || (ret->running_pg == NULL)) {
1342 goto out;
1343 }
1344
1345 if (scf_handle_decode_fmri(ret->h, fmri, NULL, NULL, ret->inst,
1346 NULL, NULL, 0) == -1) {
1347 goto out;
1348 }
1349
1350 if ((scf_instance_get_snapshot(ret->inst, "running", ret->snap))
1351 != 0) {
1352 goto out;
1353 }
1354
1355 if (scf_instance_get_pg_composed(ret->inst, ret->snap, pg_name,
1356 ret->running_pg) != 0) {
1357 goto out;
1358 }
1359
1360 return (ret);
1361
1362 out:
1363 scf_simple_handle_destroy(ret);
1364 return (NULL);
1365 }
1366
1367 /*
1368 * scf_transaction_setup(h)
1369 * creates and starts the transaction
1370 * Returns:
1371 * transaction on success
1372 * NULL on failure with scf_error set to:
1373 * SCF_ERROR_NO_MEMORY,
1374 * SCF_ERROR_INVALID_ARGUMENT,
1375 * SCF_ERROR_HANDLE_DESTROYED,
1376 * SCF_ERROR_INTERNAL,
1377 * SCF_ERROR_NO_RESOURCES,
1378 * SCF_ERROR_NOT_BOUND,
1379 * SCF_ERROR_CONNECTION_BROKEN,
1380 * SCF_ERROR_NOT_SET,
1381 * SCF_ERROR_DELETED,
1382 * SCF_ERROR_CONSTRAINT_VIOLATED,
1383 * SCF_ERROR_HANDLE_MISMATCH,
1384 * SCF_ERROR_BACKEND_ACCESS,
1385 * SCF_ERROR_IN_USE
1386 */
1387 scf_transaction_t *
1388 scf_transaction_setup(scf_simple_handle_t *simple_h)
1389 {
1390 scf_transaction_t *tx = NULL;
1391
1392 if ((tx = scf_transaction_create(simple_h->h)) == NULL) {
1393 return (NULL);
1394 }
1395
1396 if ((simple_h->editing_pg = get_instance_pg(simple_h)) == NULL) {
1397 return (NULL);
1398 }
1399
1400 if (scf_transaction_start(tx, simple_h->editing_pg) == -1) {
1401 scf_pg_destroy(simple_h->editing_pg);
1402 simple_h->editing_pg = NULL;
1403 return (NULL);
1404 }
1405
1406 return (tx);
1407 }
1408
1409 int
1410 scf_transaction_restart(scf_simple_handle_t *simple_h, scf_transaction_t *tx)
1411 {
1412 scf_transaction_reset(tx);
1413
1414 if (scf_pg_update(simple_h->editing_pg) == -1) {
1415 return (SCF_FAILED);
1416 }
1417
1418 if (scf_transaction_start(tx, simple_h->editing_pg) == -1) {
1419 return (SCF_FAILED);
1420 }
1421
1422 return (SCF_SUCCESS);
1423 }
1424
1425 /*
1426 * scf_read_count_property(scf_simple_handle_t *simple_h, char *prop_name,
1427 * uint64_t *ret_count)
1428 *
1429 * For the given property name, return the count value.
1430 * RETURNS:
1431 * SCF_SUCCESS
1432 * SCF_FAILED on failure with scf_error() set to:
1433 * SCF_ERROR_HANDLE_DESTROYED
1434 * SCF_ERROR_INTERNAL
1435 * SCF_ERROR_NO_RESOURCES
1436 * SCF_ERROR_NO_MEMORY
1437 * SCF_ERROR_HANDLE_MISMATCH
1438 * SCF_ERROR_INVALID_ARGUMENT
1439 * SCF_ERROR_NOT_BOUND
1440 * SCF_ERROR_CONNECTION_BROKEN
1441 * SCF_ERROR_NOT_SET
1442 * SCF_ERROR_DELETED
1443 * SCF_ERROR_BACKEND_ACCESS
1444 * SCF_ERROR_CONSTRAINT_VIOLATED
1445 * SCF_ERROR_TYPE_MISMATCH
1446 */
1447 int
1448 scf_read_count_property(
1449 scf_simple_handle_t *simple_h,
1450 char *prop_name,
1451 uint64_t *ret_count)
1452 {
1453 scf_property_t *prop = scf_property_create(simple_h->h);
1454 scf_value_t *val = scf_value_create(simple_h->h);
1455 int ret = SCF_FAILED;
1456
1457 if ((val == NULL) || (prop == NULL)) {
1458 goto out;
1459 }
1460
1461 /*
1462 * Get the property struct that goes with this property group and
1463 * property name.
1464 */
1465 if (scf_pg_get_property(simple_h->running_pg, prop_name, prop) != 0) {
1466 goto out;
1467 }
1468
1469 /* Get the value structure */
1470 if (scf_property_get_value(prop, val) == -1) {
1471 goto out;
1472 }
1473
1474 /*
1475 * Now get the count value.
1476 */
1477 if (scf_value_get_count(val, ret_count) == -1) {
1478 goto out;
1479 }
1480
1481 ret = SCF_SUCCESS;
1482
1483 out:
1484 scf_property_destroy(prop);
1485 scf_value_destroy(val);
1486 return (ret);
1487 }
1488
1489 /*
1490 * scf_trans_add_count_property(trans, propname, count, create_flag)
1491 *
1492 * Set a count property transaction entry into the pending SMF transaction.
1493 * The transaction is created and committed outside of this function.
1494 * Returns:
1495 * SCF_SUCCESS
1496 * SCF_FAILED on failure with scf_error() set to:
1497 * SCF_ERROR_HANDLE_DESTROYED,
1498 * SCF_ERROR_INVALID_ARGUMENT,
1499 * SCF_ERROR_NO_MEMORY,
1500 * SCF_ERROR_HANDLE_MISMATCH,
1501 * SCF_ERROR_NOT_SET,
1502 * SCF_ERROR_IN_USE,
1503 * SCF_ERROR_NOT_FOUND,
1504 * SCF_ERROR_EXISTS,
1505 * SCF_ERROR_TYPE_MISMATCH,
1506 * SCF_ERROR_NOT_BOUND,
1507 * SCF_ERROR_CONNECTION_BROKEN,
1508 * SCF_ERROR_INTERNAL,
1509 * SCF_ERROR_DELETED,
1510 * SCF_ERROR_NO_RESOURCES,
1511 * SCF_ERROR_BACKEND_ACCESS
1512 */
1513 int
1514 scf_set_count_property(
1515 scf_transaction_t *trans,
1516 char *propname,
1517 uint64_t count,
1518 boolean_t create_flag)
1519 {
1520 scf_handle_t *handle = scf_transaction_handle(trans);
1521 scf_value_t *value = scf_value_create(handle);
1522 scf_transaction_entry_t *entry = scf_entry_create(handle);
1523
1524 if ((value == NULL) || (entry == NULL)) {
1525 return (SCF_FAILED);
1526 }
1527
1528 /*
1529 * Property must be set in transaction and won't take
1530 * effect until the transaction is committed.
1531 *
1532 * Attempt to change the current value. However, create new property
1533 * if it doesn't exist and the create flag is set.
1534 */
1535 if (scf_transaction_property_change(trans, entry, propname,
1536 SCF_TYPE_COUNT) == 0) {
1537 scf_value_set_count(value, count);
1538 if (scf_entry_add_value(entry, value) == 0) {
1539 return (SCF_SUCCESS);
1540 }
1541 } else {
1542 if ((create_flag == B_TRUE) &&
1543 (scf_error() == SCF_ERROR_NOT_FOUND)) {
1544 if (scf_transaction_property_new(trans, entry, propname,
1545 SCF_TYPE_COUNT) == 0) {
1546 scf_value_set_count(value, count);
1547 if (scf_entry_add_value(entry, value) == 0) {
1548 return (SCF_SUCCESS);
1549 }
1550 }
1551 }
1552 }
1553
1554 /*
1555 * cleanup if there were any errors that didn't leave these
1556 * values where they would be cleaned up later.
1557 */
1558 if (value != NULL)
1559 scf_value_destroy(value);
1560 if (entry != NULL)
1561 scf_entry_destroy(entry);
1562 return (SCF_FAILED);
1563 }
1564
1565 int
1566 scf_simple_walk_instances(uint_t state_flags, void *private,
1567 int (*inst_callback)(scf_handle_t *, scf_instance_t *, void *))
1568 {
1569 scf_scope_t *scope = NULL;
1570 scf_service_t *svc = NULL;
1571 scf_instance_t *inst = NULL;
1572 scf_iter_t *svc_iter = NULL, *inst_iter = NULL;
1573 scf_handle_t *h = NULL;
1574 int ret = SCF_FAILED;
1575 int svc_iter_ret, inst_iter_ret;
1576 int inst_state;
1577
1578 if ((h = _scf_handle_create_and_bind(SCF_VERSION)) == NULL)
1579 return (ret);
1580
1581 if (((scope = scf_scope_create(h)) == NULL) ||
1582 ((svc = scf_service_create(h)) == NULL) ||
1583 ((inst = scf_instance_create(h)) == NULL) ||
1584 ((svc_iter = scf_iter_create(h)) == NULL) ||
1585 ((inst_iter = scf_iter_create(h)) == NULL))
1586 goto out;
1587
1588 /*
1589 * Get the local scope, and set up nested iteration through every
1590 * local service, and every instance of every service.
1591 */
1592
1593 if ((scf_handle_get_local_scope(h, scope) != SCF_SUCCESS) ||
1594 (scf_iter_scope_services(svc_iter, scope) != SCF_SUCCESS))
1595 goto out;
1596
1597 while ((svc_iter_ret = scf_iter_next_service(svc_iter, svc)) > 0) {
1598
1599 if ((scf_iter_service_instances(inst_iter, svc)) !=
1600 SCF_SUCCESS)
1601 goto out;
1602
1603 while ((inst_iter_ret =
1604 scf_iter_next_instance(inst_iter, inst)) > 0) {
1605 /*
1606 * If get_inst_state fails from an internal error,
1607 * IE, being unable to get the property group or
1608 * property containing the state of the instance,
1609 * we continue instead of failing, as this might just
1610 * be an improperly configured instance.
1611 */
1612 if ((inst_state = get_inst_state(inst, h)) == -1) {
1613 if (scf_error() == SCF_ERROR_INTERNAL) {
1614 continue;
1615 } else {
1616 goto out;
1617 }
1618 }
1619
1620 if ((uint_t)inst_state & state_flags) {
1621 if (inst_callback(h, inst, private) !=
1622 SCF_SUCCESS) {
1623 (void) scf_set_error(
1624 SCF_ERROR_CALLBACK_FAILED);
1625 goto out;
1626 }
1627 }
1628 }
1629
1630 if (inst_iter_ret == -1)
1631 goto out;
1632 scf_iter_reset(inst_iter);
1633 }
1634
1635 if (svc_iter_ret != -1)
1636 ret = SCF_SUCCESS;
1637
1638 out:
1639 scf_scope_destroy(scope);
1640 scf_service_destroy(svc);
1641 scf_instance_destroy(inst);
1642 scf_iter_destroy(svc_iter);
1643 scf_iter_destroy(inst_iter);
1644 scf_handle_destroy(h);
1645
1646 return (ret);
1647 }
1648
1649
1650 scf_simple_prop_t *
1651 scf_simple_prop_get(scf_handle_t *hin, const char *instance, const char *pgname,
1652 const char *propname)
1653 {
1654 char *fmri_buf, *svcfmri = NULL;
1655 ssize_t fmri_sz;
1656 scf_property_t *prop = NULL;
1657 scf_service_t *svc = NULL;
1658 scf_simple_prop_t *ret;
1659 scf_handle_t *h = NULL;
1660 boolean_t local_h = B_TRUE;
1661
1662 /* If the user passed in a handle, use it. */
1663 if (hin != NULL) {
1664 h = hin;
1665 local_h = B_FALSE;
1666 }
1667
1668 if (local_h && ((h = _scf_handle_create_and_bind(SCF_VERSION)) == NULL))
1669 return (NULL);
1670
1671 if ((fmri_buf = assemble_fmri(h, instance, pgname, propname)) == NULL) {
1672 if (local_h)
1673 scf_handle_destroy(h);
1674 return (NULL);
1675 }
1676
1677 if ((svc = scf_service_create(h)) == NULL ||
1678 (prop = scf_property_create(h)) == NULL)
1679 goto error1;
1680 if (scf_handle_decode_fmri(h, fmri_buf, NULL, NULL, NULL, NULL, prop,
1681 SCF_DECODE_FMRI_REQUIRE_INSTANCE) == -1) {
1682 switch (scf_error()) {
1683 /*
1684 * If the property isn't found in the instance, we grab the
1685 * underlying service, create an FMRI out of it, and then
1686 * query the datastore again at the service level for the
1687 * property.
1688 */
1689 case SCF_ERROR_NOT_FOUND:
1690 if (scf_handle_decode_fmri(h, fmri_buf, NULL, svc,
1691 NULL, NULL, NULL, SCF_DECODE_FMRI_TRUNCATE) == -1)
1692 goto error1;
1693
1694 fmri_sz = scf_limit(SCF_LIMIT_MAX_FMRI_LENGTH) + 1;
1695 assert(fmri_sz > 0);
1696
1697 if (scf_service_to_fmri(svc, fmri_buf, fmri_sz) == -1)
1698 goto error1;
1699 if ((svcfmri = assemble_fmri(h, fmri_buf, pgname,
1700 propname)) == NULL)
1701 goto error1;
1702 if (scf_handle_decode_fmri(h, svcfmri, NULL, NULL,
1703 NULL, NULL, prop, 0) == -1) {
1704 free(svcfmri);
1705 goto error1;
1706 }
1707 free(svcfmri);
1708 break;
1709 case SCF_ERROR_CONSTRAINT_VIOLATED:
1710 (void) scf_set_error(SCF_ERROR_INVALID_ARGUMENT);
1711 default:
1712 goto error1;
1713 }
1714 }
1715 /*
1716 * At this point, we've successfully pulled the property from the
1717 * datastore, and simply need to copy its innards into an
1718 * scf_simple_prop_t.
1719 */
1720 if ((ret = fill_prop(prop, pgname, propname, h)) == NULL)
1721 goto error1;
1722
1723 scf_service_destroy(svc);
1724 scf_property_destroy(prop);
1725 free(fmri_buf);
1726 if (local_h)
1727 scf_handle_destroy(h);
1728 return (ret);
1729
1730 /*
1731 * Exit point for a successful call. Below this line are exit points
1732 * for failures at various stages during the function.
1733 */
1734
1735 error1:
1736 scf_service_destroy(svc);
1737 scf_property_destroy(prop);
1738 error2:
1739 free(fmri_buf);
1740 if (local_h)
1741 scf_handle_destroy(h);
1742 return (NULL);
1743 }
1744
1745
1746 void
1747 scf_simple_prop_free(scf_simple_prop_t *prop)
1748 {
1749 int i;
1750
1751 if (prop == NULL)
1752 return;
1753
1754 free(prop->pr_propname);
1755 free(prop->pr_pgname);
1756 switch (prop->pr_type) {
1757 case SCF_TYPE_OPAQUE: {
1758 for (i = 0; i < prop->pr_numvalues; i++) {
1759 free(prop->pr_vallist[i].pv_opaque.o_value);
1760 }
1761 break;
1762 }
1763 case SCF_TYPE_ASTRING:
1764 case SCF_TYPE_USTRING:
1765 case SCF_TYPE_HOST:
1766 case SCF_TYPE_HOSTNAME:
1767 case SCF_TYPE_NET_ADDR:
1768 case SCF_TYPE_NET_ADDR_V4:
1769 case SCF_TYPE_NET_ADDR_V6:
1770 case SCF_TYPE_URI:
1771 case SCF_TYPE_FMRI: {
1772 for (i = 0; i < prop->pr_numvalues; i++) {
1773 free(prop->pr_vallist[i].pv_str);
1774 }
1775 break;
1776 }
1777 default:
1778 break;
1779 }
1780 free(prop->pr_vallist);
1781 free(prop);
1782 }
1783
1784
1785 scf_simple_app_props_t *
1786 scf_simple_app_props_get(scf_handle_t *hin, const char *inst_fmri)
1787 {
1788 scf_instance_t *inst = NULL;
1789 scf_service_t *svc = NULL;
1790 scf_propertygroup_t *pg = NULL;
1791 scf_property_t *prop = NULL;
1792 scf_simple_app_props_t *ret = NULL;
1793 scf_iter_t *pgiter = NULL, *propiter = NULL;
1794 struct scf_simple_pg *thispg = NULL, *nextpg;
1795 scf_simple_prop_t *thisprop, *nextprop;
1796 scf_handle_t *h = NULL;
1797 int pgiter_ret, propiter_ret;
1798 ssize_t namelen;
1799 char *propname = NULL, *pgname = NULL, *sys_fmri;
1800 uint8_t found;
1801 boolean_t local_h = B_TRUE;
1802
1803 /* If the user passed in a handle, use it. */
1804 if (hin != NULL) {
1805 h = hin;
1806 local_h = B_FALSE;
1807 }
1808
1809 if (local_h && ((h = _scf_handle_create_and_bind(SCF_VERSION)) == NULL))
1810 return (NULL);
1811
1812 if (inst_fmri == NULL) {
1813 if ((namelen = scf_myname(h, NULL, 0)) == -1) {
1814 if (local_h)
1815 scf_handle_destroy(h);
1816 return (NULL);
1817 }
1818 if ((sys_fmri = malloc(namelen + 1)) == NULL) {
1819 if (local_h)
1820 scf_handle_destroy(h);
1821 (void) scf_set_error(SCF_ERROR_NO_MEMORY);
1822 return (NULL);
1823 }
1824 if (scf_myname(h, sys_fmri, namelen + 1) == -1) {
1825 if (local_h)
1826 scf_handle_destroy(h);
1827 free(sys_fmri);
1828 return (NULL);
1829 }
1830 } else {
1831 if ((sys_fmri = strdup(inst_fmri)) == NULL) {
1832 if (local_h)
1833 scf_handle_destroy(h);
1834 (void) scf_set_error(SCF_ERROR_NO_MEMORY);
1835 return (NULL);
1836 }
1837 }
1838
1839 namelen = scf_limit(SCF_LIMIT_MAX_NAME_LENGTH) + 1;
1840 assert(namelen > 0);
1841
1842 if ((inst = scf_instance_create(h)) == NULL ||
1843 (svc = scf_service_create(h)) == NULL ||
1844 (pgiter = scf_iter_create(h)) == NULL ||
1845 (propiter = scf_iter_create(h)) == NULL ||
1846 (pg = scf_pg_create(h)) == NULL ||
1847 (prop = scf_property_create(h)) == NULL) {
1848 free(sys_fmri);
1849 goto error2;
1850 }
1851
1852 if (scf_handle_decode_fmri(h, sys_fmri, NULL, svc, inst, NULL, NULL,
1853 SCF_DECODE_FMRI_REQUIRE_INSTANCE) == -1) {
1854 free(sys_fmri);
1855 if (scf_error() == SCF_ERROR_CONSTRAINT_VIOLATED)
1856 (void) scf_set_error(SCF_ERROR_INVALID_ARGUMENT);
1857 goto error2;
1858 }
1859
1860 if ((ret = malloc(sizeof (*ret))) == NULL ||
1861 (thispg = malloc(sizeof (*thispg))) == NULL ||
1862 (propname = malloc(namelen)) == NULL ||
1863 (pgname = malloc(namelen)) == NULL) {
1864 free(thispg);
1865 free(ret);
1866 free(sys_fmri);
1867 (void) scf_set_error(SCF_ERROR_NO_MEMORY);
1868 goto error2;
1869 }
1870
1871 ret->ap_fmri = sys_fmri;
1872 thispg->pg_name = NULL;
1873 thispg->pg_proplist = NULL;
1874 thispg->pg_next = NULL;
1875 ret->ap_pglist = thispg;
1876
1877 if (scf_iter_service_pgs_typed(pgiter, svc, SCF_GROUP_APPLICATION) !=
1878 0) {
1879 if (scf_error() != SCF_ERROR_CONNECTION_BROKEN)
1880 (void) scf_set_error(SCF_ERROR_INTERNAL);
1881 goto error1;
1882 }
1883
1884 while ((pgiter_ret = scf_iter_next_pg(pgiter, pg)) == 1) {
1885 if (thispg->pg_name != NULL) {
1886 if ((nextpg = malloc(sizeof (*nextpg))) == NULL) {
1887 (void) scf_set_error(SCF_ERROR_NO_MEMORY);
1888 goto error1;
1889 }
1890 nextpg->pg_name = NULL;
1891 nextpg->pg_next = NULL;
1892 nextpg->pg_proplist = NULL;
1893 thispg->pg_next = nextpg;
1894 thispg = nextpg;
1895 } else {
1896 /* This is the first iteration */
1897 nextpg = thispg;
1898 }
1899
1900 if ((nextpg->pg_name = malloc(namelen)) == NULL) {
1901 (void) scf_set_error(SCF_ERROR_NO_MEMORY);
1902 goto error1;
1903 }
1904
1905 if (scf_pg_get_name(pg, nextpg->pg_name, namelen) < 0) {
1906 if (scf_error() == SCF_ERROR_NOT_SET)
1907 (void) scf_set_error(SCF_ERROR_INTERNAL);
1908 goto error1;
1909 }
1910
1911 thisprop = NULL;
1912
1913 scf_iter_reset(propiter);
1914
1915 if (scf_iter_pg_properties(propiter, pg) != 0) {
1916 if (scf_error() != SCF_ERROR_CONNECTION_BROKEN)
1917 (void) scf_set_error(SCF_ERROR_INTERNAL);
1918 goto error1;
1919 }
1920
1921 while ((propiter_ret = scf_iter_next_property(propiter, prop))
1922 == 1) {
1923 if (scf_property_get_name(prop, propname, namelen) <
1924 0) {
1925 if (scf_error() == SCF_ERROR_NOT_SET)
1926 (void) scf_set_error(
1927 SCF_ERROR_INTERNAL);
1928 goto error1;
1929 }
1930 if (thisprop != NULL) {
1931 if ((nextprop = fill_prop(prop,
1932 nextpg->pg_name, propname, h)) == NULL)
1933 goto error1;
1934 thisprop->pr_next = nextprop;
1935 thisprop = nextprop;
1936 } else {
1937 /* This is the first iteration */
1938 if ((thisprop = fill_prop(prop,
1939 nextpg->pg_name, propname, h)) == NULL)
1940 goto error1;
1941 nextpg->pg_proplist = thisprop;
1942 nextprop = thisprop;
1943 }
1944 nextprop->pr_pg = nextpg;
1945 nextprop->pr_next = NULL;
1946 }
1947
1948 if (propiter_ret == -1) {
1949 if (scf_error() != SCF_ERROR_CONNECTION_BROKEN)
1950 (void) scf_set_error(SCF_ERROR_INTERNAL);
1951 goto error1;
1952 }
1953 }
1954
1955 if (pgiter_ret == -1) {
1956 if (scf_error() != SCF_ERROR_CONNECTION_BROKEN)
1957 (void) scf_set_error(SCF_ERROR_INTERNAL);
1958 goto error1;
1959 }
1960
1961 /*
1962 * At this point, we've filled the scf_simple_app_props_t with all the
1963 * properties at the service level. Now we iterate over all the
1964 * properties at the instance level, overwriting any duplicate
1965 * properties, in order to provide service/instance composition.
1966 */
1967
1968 scf_iter_reset(pgiter);
1969 scf_iter_reset(propiter);
1970
1971 if (scf_iter_instance_pgs_typed(pgiter, inst, SCF_GROUP_APPLICATION)
1972 != 0) {
1973 if (scf_error() != SCF_ERROR_CONNECTION_BROKEN)
1974 (void) scf_set_error(SCF_ERROR_INTERNAL);
1975 goto error1;
1976 }
1977
1978 while ((pgiter_ret = scf_iter_next_pg(pgiter, pg)) == 1) {
1979
1980 thispg = ret->ap_pglist;
1981 found = 0;
1982
1983 /*
1984 * Find either the end of the list, so we can append the
1985 * property group, or an existing property group that matches
1986 * it, so we can insert/overwrite its properties.
1987 */
1988
1989 if (scf_pg_get_name(pg, pgname, namelen) < 0) {
1990 if (scf_error() == SCF_ERROR_NOT_SET)
1991 (void) scf_set_error(SCF_ERROR_INTERNAL);
1992 goto error1;
1993 }
1994
1995 while ((thispg != NULL) && (thispg->pg_name != NULL)) {
1996 if (strcmp(thispg->pg_name, pgname) == 0) {
1997 found = 1;
1998 break;
1999 }
2000 if (thispg->pg_next == NULL)
2001 break;
2002
2003 thispg = thispg->pg_next;
2004 }
2005
2006 scf_iter_reset(propiter);
2007
2008 if (scf_iter_pg_properties(propiter, pg) != 0) {
2009 if (scf_error() != SCF_ERROR_CONNECTION_BROKEN)
2010 (void) scf_set_error(SCF_ERROR_INTERNAL);
2011 goto error1;
2012 }
2013
2014 if (found) {
2015 /*
2016 * insert_app_props inserts or overwrites the
2017 * properties in thispg.
2018 */
2019
2020 if (insert_app_props(propiter, pgname, propname,
2021 thispg, prop, namelen, h) == -1)
2022 goto error1;
2023
2024 } else {
2025 /*
2026 * If the property group wasn't found, we're adding
2027 * a newly allocated property group to the end of the
2028 * list.
2029 */
2030
2031 if ((nextpg = malloc(sizeof (*nextpg))) == NULL) {
2032 (void) scf_set_error(SCF_ERROR_NO_MEMORY);
2033 goto error1;
2034 }
2035 nextpg->pg_next = NULL;
2036 nextpg->pg_proplist = NULL;
2037 thisprop = NULL;
2038
2039 if ((nextpg->pg_name = strdup(pgname)) == NULL) {
2040 (void) scf_set_error(SCF_ERROR_NO_MEMORY);
2041 free(nextpg);
2042 goto error1;
2043 }
2044
2045 if (thispg->pg_name == NULL) {
2046 free(thispg);
2047 ret->ap_pglist = nextpg;
2048 } else {
2049 thispg->pg_next = nextpg;
2050 }
2051
2052 while ((propiter_ret =
2053 scf_iter_next_property(propiter, prop)) == 1) {
2054 if (scf_property_get_name(prop, propname,
2055 namelen) < 0) {
2056 if (scf_error() == SCF_ERROR_NOT_SET)
2057 (void) scf_set_error(
2058 SCF_ERROR_INTERNAL);
2059 goto error1;
2060 }
2061 if (thisprop != NULL) {
2062 if ((nextprop = fill_prop(prop,
2063 pgname, propname, h)) ==
2064 NULL)
2065 goto error1;
2066 thisprop->pr_next = nextprop;
2067 thisprop = nextprop;
2068 } else {
2069 /* This is the first iteration */
2070 if ((thisprop = fill_prop(prop,
2071 pgname, propname, h)) ==
2072 NULL)
2073 goto error1;
2074 nextpg->pg_proplist = thisprop;
2075 nextprop = thisprop;
2076 }
2077 nextprop->pr_pg = nextpg;
2078 nextprop->pr_next = NULL;
2079 }
2080
2081 if (propiter_ret == -1) {
2082 if (scf_error() != SCF_ERROR_CONNECTION_BROKEN)
2083 (void) scf_set_error(
2084 SCF_ERROR_INTERNAL);
2085 goto error1;
2086 }
2087 }
2088
2089 }
2090
2091 if (pgiter_ret == -1) {
2092 if (scf_error() != SCF_ERROR_CONNECTION_BROKEN)
2093 (void) scf_set_error(SCF_ERROR_INTERNAL);
2094 goto error1;
2095 }
2096
2097 if (ret->ap_pglist->pg_name == NULL)
2098 goto error1;
2099
2100 scf_iter_destroy(pgiter);
2101 scf_iter_destroy(propiter);
2102 scf_pg_destroy(pg);
2103 scf_property_destroy(prop);
2104 scf_instance_destroy(inst);
2105 scf_service_destroy(svc);
2106 free(propname);
2107 free(pgname);
2108 if (local_h)
2109 scf_handle_destroy(h);
2110
2111 return (ret);
2112
2113 /*
2114 * Exit point for a successful call. Below this line are exit points
2115 * for failures at various stages during the function.
2116 */
2117
2118 error1:
2119 scf_simple_app_props_free(ret);
2120
2121 error2:
2122 scf_iter_destroy(pgiter);
2123 scf_iter_destroy(propiter);
2124 scf_pg_destroy(pg);
2125 scf_property_destroy(prop);
2126 scf_instance_destroy(inst);
2127 scf_service_destroy(svc);
2128 free(propname);
2129 free(pgname);
2130 if (local_h)
2131 scf_handle_destroy(h);
2132 return (NULL);
2133 }
2134
2135
2136 void
2137 scf_simple_app_props_free(scf_simple_app_props_t *propblock)
2138 {
2139 struct scf_simple_pg *pgthis, *pgnext;
2140 scf_simple_prop_t *propthis, *propnext;
2141
2142 if ((propblock == NULL) || (propblock->ap_pglist == NULL))
2143 return;
2144
2145 for (pgthis = propblock->ap_pglist; pgthis != NULL; pgthis = pgnext) {
2146 pgnext = pgthis->pg_next;
2147
2148 propthis = pgthis->pg_proplist;
2149
2150 while (propthis != NULL) {
2151 propnext = propthis->pr_next;
2152 scf_simple_prop_free(propthis);
2153 propthis = propnext;
2154 }
2155
2156 free(pgthis->pg_name);
2157 free(pgthis);
2158 }
2159
2160 free(propblock->ap_fmri);
2161 free(propblock);
2162 }
2163
2164 const scf_simple_prop_t *
2165 scf_simple_app_props_next(const scf_simple_app_props_t *propblock,
2166 scf_simple_prop_t *last)
2167 {
2168 struct scf_simple_pg *this;
2169
2170 if (propblock == NULL) {
2171 (void) scf_set_error(SCF_ERROR_NOT_SET);
2172 return (NULL);
2173 }
2174
2175 this = propblock->ap_pglist;
2176
2177 /*
2178 * We're looking for the first property in this block if last is
2179 * NULL
2180 */
2181
2182 if (last == NULL) {
2183 /* An empty pglist is legal, it just means no properties */
2184 if (this == NULL) {
2185 (void) scf_set_error(SCF_ERROR_NONE);
2186 return (NULL);
2187 }
2188 /*
2189 * Walk until we find a pg with a property in it, or we run
2190 * out of property groups.
2191 */
2192 while ((this->pg_proplist == NULL) && (this->pg_next != NULL))
2193 this = this->pg_next;
2194
2195 if (this->pg_proplist == NULL) {
2196 (void) scf_set_error(SCF_ERROR_NONE);
2197 return (NULL);
2198 }
2199
2200 return (this->pg_proplist);
2201
2202 }
2203 /*
2204 * If last isn't NULL, then return the next prop in the property group,
2205 * or walk the property groups until we find another property, or
2206 * run out of property groups.
2207 */
2208 if (last->pr_next != NULL)
2209 return (last->pr_next);
2210
2211 if (last->pr_pg->pg_next == NULL) {
2212 (void) scf_set_error(SCF_ERROR_NONE);
2213 return (NULL);
2214 }
2215
2216 this = last->pr_pg->pg_next;
2217
2218 while ((this->pg_proplist == NULL) && (this->pg_next != NULL))
2219 this = this->pg_next;
2220
2221 if (this->pg_proplist == NULL) {
2222 (void) scf_set_error(SCF_ERROR_NONE);
2223 return (NULL);
2224 }
2225
2226 return (this->pg_proplist);
2227 }
2228
2229 const scf_simple_prop_t *
2230 scf_simple_app_props_search(const scf_simple_app_props_t *propblock,
2231 const char *pgname, const char *propname)
2232 {
2233 struct scf_simple_pg *pg;
2234 scf_simple_prop_t *prop;
2235
2236 if ((propblock == NULL) || (propname == NULL)) {
2237 (void) scf_set_error(SCF_ERROR_NOT_SET);
2238 return (NULL);
2239 }
2240
2241 pg = propblock->ap_pglist;
2242
2243 /*
2244 * If pgname is NULL, we're searching the default application
2245 * property group, otherwise we look for the specified group.
2246 */
2247 if (pgname == NULL) {
2248 while ((pg != NULL) &&
2249 (strcmp(SCF_PG_APP_DEFAULT, pg->pg_name) != 0))
2250 pg = pg->pg_next;
2251 } else {
2252 while ((pg != NULL) && (strcmp(pgname, pg->pg_name) != 0))
2253 pg = pg->pg_next;
2254 }
2255
2256 if (pg == NULL) {
2257 (void) scf_set_error(SCF_ERROR_NOT_FOUND);
2258 return (NULL);
2259 }
2260
2261 prop = pg->pg_proplist;
2262
2263 while ((prop != NULL) && (strcmp(propname, prop->pr_propname) != 0))
2264 prop = prop->pr_next;
2265
2266 if (prop == NULL) {
2267 (void) scf_set_error(SCF_ERROR_NOT_FOUND);
2268 return (NULL);
2269 }
2270
2271 return (prop);
2272 }
2273
2274 void
2275 scf_simple_prop_next_reset(scf_simple_prop_t *prop)
2276 {
2277 if (prop == NULL)
2278 return;
2279 prop->pr_iter = 0;
2280 }
2281
2282 ssize_t
2283 scf_simple_prop_numvalues(const scf_simple_prop_t *prop)
2284 {
2285 if (prop == NULL)
2286 return (scf_set_error(SCF_ERROR_NOT_SET));
2287
2288 return (prop->pr_numvalues);
2289 }
2290
2291
2292 scf_type_t
2293 scf_simple_prop_type(const scf_simple_prop_t *prop)
2294 {
2295 if (prop == NULL)
2296 return (scf_set_error(SCF_ERROR_NOT_SET));
2297
2298 return (prop->pr_type);
2299 }
2300
2301
2302 char *
2303 scf_simple_prop_name(const scf_simple_prop_t *prop)
2304 {
2305 if ((prop == NULL) || (prop->pr_propname == NULL)) {
2306 (void) scf_set_error(SCF_ERROR_NOT_SET);
2307 return (NULL);
2308 }
2309
2310 return (prop->pr_propname);
2311 }
2312
2313
2314 char *
2315 scf_simple_prop_pgname(const scf_simple_prop_t *prop)
2316 {
2317 if ((prop == NULL) || (prop->pr_pgname == NULL)) {
2318 (void) scf_set_error(SCF_ERROR_NOT_SET);
2319 return (NULL);
2320 }
2321
2322 return (prop->pr_pgname);
2323 }
2324
2325
2326 static union scf_simple_prop_val *
2327 scf_next_val(scf_simple_prop_t *prop, scf_type_t type)
2328 {
2329 if (prop == NULL) {
2330 (void) scf_set_error(SCF_ERROR_NOT_SET);
2331 return (NULL);
2332 }
2333
2334 switch (prop->pr_type) {
2335 case SCF_TYPE_USTRING:
2336 case SCF_TYPE_HOST:
2337 case SCF_TYPE_HOSTNAME:
2338 case SCF_TYPE_NET_ADDR:
2339 case SCF_TYPE_NET_ADDR_V4:
2340 case SCF_TYPE_NET_ADDR_V6:
2341 case SCF_TYPE_URI:
2342 case SCF_TYPE_FMRI: {
2343 if (type != SCF_TYPE_USTRING) {
2344 (void) scf_set_error(SCF_ERROR_TYPE_MISMATCH);
2345 return (NULL);
2346 }
2347 break;
2348 }
2349 default: {
2350 if (type != prop->pr_type) {
2351 (void) scf_set_error(SCF_ERROR_TYPE_MISMATCH);
2352 return (NULL);
2353 }
2354 break;
2355 }
2356 }
2357
2358 if (prop->pr_iter >= prop->pr_numvalues) {
2359 (void) scf_set_error(SCF_ERROR_NONE);
2360 return (NULL);
2361 }
2362
2363 return (&prop->pr_vallist[prop->pr_iter++]);
2364 }
2365
2366
2367 uint8_t *
2368 scf_simple_prop_next_boolean(scf_simple_prop_t *prop)
2369 {
2370 union scf_simple_prop_val *ret;
2371
2372 ret = scf_next_val(prop, SCF_TYPE_BOOLEAN);
2373
2374 if (ret == NULL)
2375 return (NULL);
2376
2377 return (&ret->pv_bool);
2378 }
2379
2380
2381 uint64_t *
2382 scf_simple_prop_next_count(scf_simple_prop_t *prop)
2383 {
2384 union scf_simple_prop_val *ret;
2385
2386 ret = scf_next_val(prop, SCF_TYPE_COUNT);
2387
2388 if (ret == NULL)
2389 return (NULL);
2390
2391 return (&ret->pv_uint);
2392 }
2393
2394
2395 int64_t *
2396 scf_simple_prop_next_integer(scf_simple_prop_t *prop)
2397 {
2398 union scf_simple_prop_val *ret;
2399
2400 ret = scf_next_val(prop, SCF_TYPE_INTEGER);
2401
2402 if (ret == NULL)
2403 return (NULL);
2404
2405 return (&ret->pv_int);
2406 }
2407
2408 int64_t *
2409 scf_simple_prop_next_time(scf_simple_prop_t *prop, int32_t *nsec)
2410 {
2411 union scf_simple_prop_val *ret;
2412
2413 ret = scf_next_val(prop, SCF_TYPE_TIME);
2414
2415 if (ret == NULL)
2416 return (NULL);
2417
2418 if (nsec != NULL)
2419 *nsec = ret->pv_time.t_nsec;
2420
2421 return (&ret->pv_time.t_sec);
2422 }
2423
2424 char *
2425 scf_simple_prop_next_astring(scf_simple_prop_t *prop)
2426 {
2427 union scf_simple_prop_val *ret;
2428
2429 ret = scf_next_val(prop, SCF_TYPE_ASTRING);
2430
2431 if (ret == NULL)
2432 return (NULL);
2433
2434 return (ret->pv_str);
2435 }
2436
2437 char *
2438 scf_simple_prop_next_ustring(scf_simple_prop_t *prop)
2439 {
2440 union scf_simple_prop_val *ret;
2441
2442 ret = scf_next_val(prop, SCF_TYPE_USTRING);
2443
2444 if (ret == NULL)
2445 return (NULL);
2446
2447 return (ret->pv_str);
2448 }
2449
2450 void *
2451 scf_simple_prop_next_opaque(scf_simple_prop_t *prop, size_t *length)
2452 {
2453 union scf_simple_prop_val *ret;
2454
2455 ret = scf_next_val(prop, SCF_TYPE_OPAQUE);
2456
2457 if (ret == NULL) {
2458 *length = 0;
2459 return (NULL);
2460 }
2461
2462 *length = ret->pv_opaque.o_size;
2463 return (ret->pv_opaque.o_value);
2464 }
2465
2466 /*
2467 * Generate a filename based on the fmri and the given name and return
2468 * it in the buffer of MAXPATHLEN provided by the caller.
2469 * If temp_filename is non-zero, also generate a temporary, unique filename
2470 * and return it in the temp buffer of MAXPATHLEN provided by the caller.
2471 * The path to the generated pathname is also created.
2472 * Given fmri should begin with a scheme such as "svc:".
2473 * Returns
2474 * 0 on success
2475 * -1 if filename would exceed MAXPATHLEN or
2476 * -2 if unable to create directory to filename path
2477 */
2478 int
2479 gen_filenms_from_fmri(const char *fmri, const char *name, char *filename,
2480 char *temp_filename)
2481 {
2482 int len;
2483
2484 len = strlen(SMF_SPEEDY_FILES_PATH);
2485 len += strlen(fmri);
2486 len += 2; /* for slash and null */
2487 len += strlen(name);
2488 len += 6; /* For X's needed for mkstemp */
2489
2490 if (len > MAXPATHLEN)
2491 return (-1);
2492
2493 /* Construct directory name first - speedy path ends in slash */
2494 (void) strcpy(filename, SMF_SPEEDY_FILES_PATH);
2495 (void) strcat(filename, fmri);
2496 if (mkdirp(filename, 0755) == -1) {
2497 /* errno is set */
2498 if (errno != EEXIST)
2499 return (-2);
2500 }
2501
2502 (void) strcat(filename, "/");
2503 (void) strcat(filename, name);
2504
2505 if (temp_filename) {
2506 (void) strcpy(temp_filename, filename);
2507 (void) strcat(temp_filename, "XXXXXX");
2508 }
2509
2510 return (0);
2511 }
2512
2513 scf_type_t
2514 scf_true_base_type(scf_type_t type)
2515 {
2516 scf_type_t base = type;
2517
2518 do {
2519 type = base;
2520 (void) scf_type_base_type(type, &base);
2521 } while (base != type);
2522
2523 return (base);
2524 }
2525
2526 /*
2527 * Convenience routine which frees all strings and opaque data
2528 * allocated by scf_read_propvec.
2529 *
2530 * Like free(3C), this function preserves the value of errno.
2531 */
2532 void
2533 scf_clean_propvec(scf_propvec_t *propvec)
2534 {
2535 int saved_errno = errno;
2536 scf_propvec_t *prop;
2537
2538 for (prop = propvec; prop->pv_prop != NULL; prop++) {
2539 assert(prop->pv_type != SCF_TYPE_INVALID);
2540 if (prop->pv_type == SCF_TYPE_OPAQUE) {
2541 scf_opaque_t *o = prop->pv_ptr;
2542
2543 free(o->so_addr);
2544 } else if (scf_true_base_type(prop->pv_type) ==
2545 SCF_TYPE_ASTRING) {
2546 free(*(char **)prop->pv_ptr);
2547 }
2548 }
2549
2550 errno = saved_errno;
2551 }
2552
2553 static int
2554 count_props(scf_propvec_t *props)
2555 {
2556 int count = 0;
2557
2558 for (; props->pv_prop != NULL; props++)
2559 count++;
2560 return (count);
2561 }
2562
2563 /*
2564 * Reads a vector of properties from the specified fmri/property group.
2565 * If 'running' is true, reads from the running snapshot instead of the
2566 * editing snapshot.
2567 *
2568 * For string types, a buffer is allocated using malloc(3C) to hold the
2569 * zero-terminated string, a pointer to which is stored in the
2570 * caller-provided char **. It is the caller's responsbility to free
2571 * this string. To simplify error handling, unread strings are
2572 * initialized to NULL.
2573 *
2574 * For opaque types, a buffer is allocated using malloc(3C) to hold the
2575 * opaque data. A pointer to this buffer and its size are stored in
2576 * the caller-provided scf_opaque_t. It is the caller's responsibility
2577 * to free this buffer. To simplify error handling, the address fields
2578 * for unread opaque data are initialized to NULL.
2579 *
2580 * All other data is stored directly in caller-provided variables or
2581 * structures.
2582 *
2583 * If this function fails to read a specific property, *badprop is set
2584 * to point at that property's entry in the properties array.
2585 *
2586 * On all failures, all memory allocated by this function is freed.
2587 */
2588 int
2589 scf_read_propvec(const char *fmri, const char *pgname, boolean_t running,
2590 scf_propvec_t *properties, scf_propvec_t **badprop)
2591 {
2592 scf_handle_t *h = _scf_handle_create_and_bind(SCF_VERSION);
2593 scf_service_t *s = scf_service_create(h);
2594 scf_instance_t *i = scf_instance_create(h);
2595 scf_snapshot_t *snap = running ? scf_snapshot_create(h) : NULL;
2596 scf_propertygroup_t *pg = scf_pg_create(h);
2597 scf_property_t *p = scf_property_create(h);
2598 scf_value_t *v = scf_value_create(h);
2599 boolean_t instance = B_TRUE;
2600 scf_propvec_t *prop;
2601 int error = 0;
2602
2603 for (prop = properties; prop->pv_prop != NULL; prop++) {
2604 if (prop->pv_type == SCF_TYPE_OPAQUE)
2605 ((scf_opaque_t *)prop->pv_ptr)->so_addr = NULL;
2606 else if (scf_true_base_type(prop->pv_type) == SCF_TYPE_ASTRING)
2607 *((char **)prop->pv_ptr) = NULL;
2608 }
2609
2610 if (h == NULL || s == NULL || i == NULL || (running && snap == NULL) ||
2611 pg == NULL || p == NULL || v == NULL)
2612 goto scferror;
2613
2614 if (scf_handle_decode_fmri(h, fmri, NULL, s, i, NULL, NULL, 0) == -1)
2615 goto scferror;
2616
2617 if (scf_instance_to_fmri(i, NULL, 0) == -1) {
2618 if (scf_error() != SCF_ERROR_NOT_SET)
2619 goto scferror;
2620 instance = B_FALSE;
2621 }
2622
2623 if (running) {
2624 if (!instance) {
2625 error = SCF_ERROR_TYPE_MISMATCH;
2626 goto out;
2627 }
2628
2629 if (scf_instance_get_snapshot(i, "running", snap) !=
2630 SCF_SUCCESS)
2631 goto scferror;
2632 }
2633
2634 if ((instance ? scf_instance_get_pg_composed(i, snap, pgname, pg) :
2635 scf_service_get_pg(s, pgname, pg)) == -1)
2636 goto scferror;
2637
2638 for (prop = properties; prop->pv_prop != NULL; prop++) {
2639 int ret = 0;
2640
2641 if (scf_pg_get_property(pg, prop->pv_prop, p) == -1 ||
2642 scf_property_get_value(p, v) == -1) {
2643 *badprop = prop;
2644 goto scferror;
2645 }
2646 switch (prop->pv_type) {
2647 case SCF_TYPE_BOOLEAN: {
2648 uint8_t b;
2649
2650 ret = scf_value_get_boolean(v, &b);
2651 if (ret == -1)
2652 break;
2653 if (prop->pv_aux != 0) {
2654 uint64_t *bits = prop->pv_ptr;
2655 *bits = b ? (*bits | prop->pv_aux) :
2656 (*bits & ~prop->pv_aux);
2657 } else {
2658 boolean_t *bool = prop->pv_ptr;
2659 *bool = b ? B_TRUE : B_FALSE;
2660 }
2661 break;
2662 }
2663 case SCF_TYPE_COUNT:
2664 ret = scf_value_get_count(v, prop->pv_ptr);
2665 break;
2666 case SCF_TYPE_INTEGER:
2667 ret = scf_value_get_integer(v, prop->pv_ptr);
2668 break;
2669 case SCF_TYPE_TIME: {
2670 scf_time_t *time = prop->pv_ptr;
2671
2672 ret = scf_value_get_time(v, &time->t_seconds,
2673 &time->t_ns);
2674 break;
2675 }
2676 case SCF_TYPE_OPAQUE: {
2677 scf_opaque_t *opaque = prop->pv_ptr;
2678 ssize_t size = scf_value_get_opaque(v, NULL, 0);
2679
2680 if (size == -1) {
2681 *badprop = prop;
2682 goto scferror;
2683 }
2684 if ((opaque->so_addr = malloc(size)) == NULL) {
2685 error = SCF_ERROR_NO_MEMORY;
2686 goto out;
2687 }
2688 opaque->so_size = size;
2689 ret = scf_value_get_opaque(v, opaque->so_addr, size);
2690 break;
2691 }
2692 default: {
2693 char *s;
2694 ssize_t size;
2695
2696 assert(scf_true_base_type(prop->pv_type) ==
2697 SCF_TYPE_ASTRING);
2698
2699 size = scf_value_get_astring(v, NULL, 0);
2700 if (size == -1) {
2701 *badprop = prop;
2702 goto scferror;
2703 }
2704 if ((s = malloc(++size)) == NULL) {
2705 error = SCF_ERROR_NO_MEMORY;
2706 goto out;
2707 }
2708 ret = scf_value_get_astring(v, s, size);
2709 *(char **)prop->pv_ptr = s;
2710 }
2711
2712 if (ret == -1) {
2713 *badprop = prop;
2714 goto scferror;
2715 }
2716
2717 }
2718 }
2719
2720 goto out;
2721
2722 scferror:
2723 error = scf_error();
2724 scf_clean_propvec(properties);
2725
2726 out:
2727 scf_value_destroy(v);
2728 scf_property_destroy(p);
2729 scf_pg_destroy(pg);
2730 scf_snapshot_destroy(snap);
2731 scf_instance_destroy(i);
2732 scf_service_destroy(s);
2733 scf_handle_destroy(h);
2734
2735 if (error != 0) {
2736 (void) scf_set_error(error);
2737 return (SCF_FAILED);
2738 }
2739
2740 return (SCF_SUCCESS);
2741 }
2742
2743 /*
2744 * Writes a vector of properties to the specified fmri/property group.
2745 *
2746 * If this function fails to write a specific property, *badprop is set
2747 * to point at that property's entry in the properties array.
2748 *
2749 * One significant difference between this function and the
2750 * scf_read_propvec function is that for string types, pv_ptr is a
2751 * char *, not a char **. This means that you can't write a propvec
2752 * you just read, but makes other uses (hopefully the majority) simpler.
2753 */
2754 int
2755 scf_write_propvec(const char *fmri, const char *pgname,
2756 scf_propvec_t *properties, scf_propvec_t **badprop)
2757 {
2758 scf_handle_t *h = _scf_handle_create_and_bind(SCF_VERSION);
2759 scf_service_t *s = scf_service_create(h);
2760 scf_instance_t *inst = scf_instance_create(h);
2761 scf_snapshot_t *snap = scf_snapshot_create(h);
2762 scf_propertygroup_t *pg = scf_pg_create(h);
2763 scf_property_t *p = scf_property_create(h);
2764 scf_transaction_t *tx = scf_transaction_create(h);
2765 scf_value_t **v = NULL;
2766 scf_transaction_entry_t **e = NULL;
2767 boolean_t instance = B_TRUE;
2768 int i, n;
2769 scf_propvec_t *prop;
2770 int error = 0, ret;
2771
2772 n = count_props(properties);
2773 v = calloc(n, sizeof (scf_value_t *));
2774 e = calloc(n, sizeof (scf_transaction_entry_t *));
2775
2776 if (v == NULL || e == NULL) {
2777 error = SCF_ERROR_NO_MEMORY;
2778 goto out;
2779 }
2780
2781 if (h == NULL || s == NULL || inst == NULL || pg == NULL || p == NULL ||
2782 tx == NULL)
2783 goto scferror;
2784
2785 for (i = 0; i < n; i++) {
2786 v[i] = scf_value_create(h);
2787 e[i] = scf_entry_create(h);
2788 if (v[i] == NULL || e[i] == NULL)
2789 goto scferror;
2790 }
2791
2792 if (scf_handle_decode_fmri(h, fmri, NULL, s, inst, NULL, NULL, 0)
2793 != SCF_SUCCESS)
2794 goto scferror;
2795
2796 if (scf_instance_to_fmri(inst, NULL, 0) == -1) {
2797 if (scf_error() != SCF_ERROR_NOT_SET)
2798 goto scferror;
2799 instance = B_FALSE;
2800 }
2801
2802 if ((instance ? scf_instance_get_pg(inst, pgname, pg) :
2803 scf_service_get_pg(s, pgname, pg)) == -1)
2804 goto scferror;
2805
2806 top:
2807 if (scf_transaction_start(tx, pg) == -1)
2808 goto scferror;
2809
2810 for (prop = properties, i = 0; prop->pv_prop != NULL; prop++, i++) {
2811 ret = scf_transaction_property_change(tx, e[i], prop->pv_prop,
2812 prop->pv_type);
2813 if (ret == -1 && scf_error() == SCF_ERROR_NOT_FOUND)
2814 ret = scf_transaction_property_new(tx, e[i],
2815 prop->pv_prop, prop->pv_type);
2816
2817 if (ret == -1) {
2818 *badprop = prop;
2819 goto scferror;
2820 }
2821
2822 switch (prop->pv_type) {
2823 case SCF_TYPE_BOOLEAN: {
2824 boolean_t b = (prop->pv_aux != 0) ?
2825 (*(uint64_t *)prop->pv_ptr & prop->pv_aux) != 0 :
2826 *(boolean_t *)prop->pv_ptr;
2827
2828 scf_value_set_boolean(v[i], b ? 1 : 0);
2829 break;
2830 }
2831 case SCF_TYPE_COUNT:
2832 scf_value_set_count(v[i], *(uint64_t *)prop->pv_ptr);
2833 break;
2834 case SCF_TYPE_INTEGER:
2835 scf_value_set_integer(v[i], *(int64_t *)prop->pv_ptr);
2836 break;
2837 case SCF_TYPE_TIME: {
2838 scf_time_t *time = prop->pv_ptr;
2839
2840 ret = scf_value_set_time(v[i], time->t_seconds,
2841 time->t_ns);
2842 break;
2843 }
2844 case SCF_TYPE_OPAQUE: {
2845 scf_opaque_t *opaque = prop->pv_ptr;
2846
2847 ret = scf_value_set_opaque(v[i], opaque->so_addr,
2848 opaque->so_size);
2849 break;
2850 }
2851 case SCF_TYPE_ASTRING:
2852 ret = scf_value_set_astring(v[i],
2853 (const char *)prop->pv_ptr);
2854 break;
2855 default:
2856 ret = scf_value_set_from_string(v[i], prop->pv_type,
2857 (const char *)prop->pv_ptr);
2858 }
2859
2860 if (ret == -1 || scf_entry_add_value(e[i], v[i]) == -1) {
2861 *badprop = prop;
2862 goto scferror;
2863 }
2864 }
2865
2866 ret = scf_transaction_commit(tx);
2867 if (ret == 1)
2868 goto out;
2869
2870 if (ret == 0 && scf_pg_update(pg) != -1) {
2871 scf_transaction_reset(tx);
2872 goto top;
2873 }
2874
2875 scferror:
2876 error = scf_error();
2877
2878 out:
2879 if (v != NULL) {
2880 for (i = 0; i < n; i++)
2881 scf_value_destroy(v[i]);
2882 free(v);
2883 }
2884
2885 if (e != NULL) {
2886 for (i = 0; i < n; i++)
2887 scf_entry_destroy(e[i]);
2888 free(e);
2889 }
2890
2891 scf_transaction_destroy(tx);
2892 scf_property_destroy(p);
2893 scf_pg_destroy(pg);
2894 scf_snapshot_destroy(snap);
2895 scf_instance_destroy(inst);
2896 scf_service_destroy(s);
2897 scf_handle_destroy(h);
2898
2899 if (error != 0) {
2900 (void) scf_set_error(error);
2901 return (SCF_FAILED);
2902 }
2903
2904 return (SCF_SUCCESS);
2905 }
2906
2907 /*
2908 * Returns
2909 * 0 - success
2910 * ECONNABORTED - repository connection broken
2911 * ECANCELED - inst was deleted
2912 * EPERM
2913 * EACCES
2914 * EROFS
2915 * ENOMEM
2916 */
2917 int
2918 scf_instance_delete_prop(scf_instance_t *inst, const char *pgname,
2919 const char *pname)
2920 {
2921 scf_handle_t *h;
2922 scf_propertygroup_t *pg;
2923 scf_transaction_t *tx;
2924 scf_transaction_entry_t *e;
2925 int error = 0, ret = 1, r;
2926
2927 h = scf_instance_handle(inst);
2928
2929 if ((pg = scf_pg_create(h)) == NULL) {
2930 return (ENOMEM);
2931 }
2932
2933 if (scf_instance_get_pg(inst, pgname, pg) != 0) {
2934 error = scf_error();
2935 scf_pg_destroy(pg);
2936 switch (error) {
2937 case SCF_ERROR_NOT_FOUND:
2938 return (SCF_SUCCESS);
2939
2940 case SCF_ERROR_DELETED:
2941 return (ECANCELED);
2942
2943 case SCF_ERROR_CONNECTION_BROKEN:
2944 default:
2945 return (ECONNABORTED);
2946
2947 case SCF_ERROR_NOT_SET:
2948 bad_error("scf_instance_get_pg", scf_error());
2949 }
2950 }
2951
2952 tx = scf_transaction_create(h);
2953 e = scf_entry_create(h);
2954 if (tx == NULL || e == NULL) {
2955 ret = ENOMEM;
2956 goto out;
2957 }
2958
2959 for (;;) {
2960 if (scf_transaction_start(tx, pg) != 0) {
2961 goto scferror;
2962 }
2963
2964 if (scf_transaction_property_delete(tx, e, pname) != 0) {
2965 goto scferror;
2966 }
2967
2968 if ((r = scf_transaction_commit(tx)) == 1) {
2969 ret = 0;
2970 goto out;
2971 }
2972
2973 if (r == -1) {
2974 goto scferror;
2975 }
2976
2977 scf_transaction_reset(tx);
2978 if (scf_pg_update(pg) == -1) {
2979 goto scferror;
2980 }
2981 }
2982
2983 scferror:
2984 switch (scf_error()) {
2985 case SCF_ERROR_DELETED:
2986 case SCF_ERROR_NOT_FOUND:
2987 ret = 0;
2988 break;
2989
2990 case SCF_ERROR_PERMISSION_DENIED:
2991 ret = EPERM;
2992 break;
2993
2994 case SCF_ERROR_BACKEND_ACCESS:
2995 ret = EACCES;
2996 break;
2997
2998 case SCF_ERROR_BACKEND_READONLY:
2999 ret = EROFS;
3000 break;
3001
3002 case SCF_ERROR_CONNECTION_BROKEN:
3003 default:
3004 ret = ECONNABORTED;
3005 break;
3006
3007 case SCF_ERROR_HANDLE_MISMATCH:
3008 case SCF_ERROR_INVALID_ARGUMENT:
3009 case SCF_ERROR_NOT_BOUND:
3010 case SCF_ERROR_NOT_SET:
3011 bad_error("scf_instance_delete_prop", scf_error());
3012 }
3013
3014 out:
3015 scf_transaction_destroy(tx);
3016 scf_entry_destroy(e);
3017 scf_pg_destroy(pg);
3018
3019 return (ret);
3020 }
3021
3022 /*
3023 * Check the "application/auto_enable" property for the passed FMRI.
3024 * scf_simple_prop_get() should find the property on an instance
3025 * or on the service FMRI. The routine returns:
3026 * -1: inconclusive (likely no such property or FMRI)
3027 * 0: auto_enable is false
3028 * 1: auto_enable is true
3029 */
3030 static int
3031 is_auto_enabled(char *fmri)
3032 {
3033 scf_simple_prop_t *prop;
3034 int retval = -1;
3035 uint8_t *ret;
3036
3037 prop = scf_simple_prop_get(NULL, fmri, SCF_GROUP_APPLICATION,
3038 "auto_enable");
3039 if (!prop)
3040 return (retval);
3041 ret = scf_simple_prop_next_boolean(prop);
3042 retval = (*ret != 0);
3043 scf_simple_prop_free(prop);
3044 return (retval);
3045 }
3046
3047 /*
3048 * Check an array of services and enable any that don't have the
3049 * "application/auto_enable" property set to "false", which is
3050 * the interface to turn off this behaviour (see PSARC 2004/739).
3051 */
3052 void
3053 _check_services(char **svcs)
3054 {
3055 char *s;
3056
3057 for (; *svcs; svcs++) {
3058 if (is_auto_enabled(*svcs) == 0)
3059 continue;
3060 if ((s = smf_get_state(*svcs)) != NULL) {
3061 if (strcmp(SCF_STATE_STRING_DISABLED, s) == 0)
3062 (void) smf_enable_instance(*svcs,
3063 SMF_TEMPORARY);
3064 free(s);
3065 }
3066 }
3067 }
3068
3069 /*ARGSUSED*/
3070 static int
3071 str_compare(const char *s1, const char *s2, size_t n)
3072 {
3073 return (strcmp(s1, s2));
3074 }
3075
3076 static int
3077 str_n_compare(const char *s1, const char *s2, size_t n)
3078 {
3079 return (strncmp(s1, s2, n));
3080 }
3081
3082 int32_t
3083 state_from_string(const char *state, size_t l)
3084 {
3085 int (*str_cmp)(const char *, const char *, size_t);
3086
3087 if (l == 0)
3088 str_cmp = str_compare;
3089 else
3090 str_cmp = str_n_compare;
3091
3092 if (str_cmp(SCF_STATE_STRING_UNINIT, state, l) == 0)
3093 return (SCF_STATE_UNINIT);
3094 else if (str_cmp(SCF_STATE_STRING_MAINT, state, l) == 0)
3095 return (SCF_STATE_MAINT);
3096 else if (str_cmp(SCF_STATE_STRING_OFFLINE, state, l) == 0)
3097 return (SCF_STATE_OFFLINE);
3098 else if (str_cmp(SCF_STATE_STRING_DISABLED, state, l) == 0)
3099 return (SCF_STATE_DISABLED);
3100 else if (str_cmp(SCF_STATE_STRING_ONLINE, state, l) == 0)
3101 return (SCF_STATE_ONLINE);
3102 else if (str_cmp(SCF_STATE_STRING_DEGRADED, state, l) == 0)
3103 return (SCF_STATE_DEGRADED);
3104 else if (str_cmp("all", state, l) == 0)
3105 return (SCF_STATE_ALL);
3106 else
3107 return (-1);
3108 }
3109
3110 /*
3111 * int32_t smf_state_from_string()
3112 * return the value of the macro SCF_STATE_* for the corresponding state
3113 * it returns SCF_STATE_ALL if "all" is passed. -1 if the string passed doesn't
3114 * correspond to any valid state.
3115 */
3116 int32_t
3117 smf_state_from_string(const char *state)
3118 {
3119 return (state_from_string(state, 0));
3120 }
3121
3122 /*
3123 * smf_state_to_string()
3124 * Takes an int32_t representing an SMF state and returns
3125 * the corresponding string. The string is read only and need not to be
3126 * freed.
3127 * returns NULL on invalid input.
3128 */
3129 const char *
3130 smf_state_to_string(int32_t s)
3131 {
3132 switch (s) {
3133 case SCF_STATE_UNINIT:
3134 return (SCF_STATE_STRING_UNINIT);
3135 case SCF_STATE_MAINT:
3136 return (SCF_STATE_STRING_MAINT);
3137 case SCF_STATE_OFFLINE:
3138 return (SCF_STATE_STRING_OFFLINE);
3139 case SCF_STATE_DISABLED:
3140 return (SCF_STATE_STRING_DISABLED);
3141 case SCF_STATE_ONLINE:
3142 return (SCF_STATE_STRING_ONLINE);
3143 case SCF_STATE_DEGRADED:
3144 return (SCF_STATE_STRING_DEGRADED);
3145 case SCF_STATE_ALL:
3146 return ("all");
3147 default:
3148 return (NULL);
3149 }
3150 }