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