midlevel.c revision 5040:ff6ebd8761a6
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 2007 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27#pragma ident "%Z%%M% %I% %E% SMI" 28 29#include "libscf_impl.h" 30 31#include <libuutil.h> 32#include <stdio.h> 33#include <strings.h> 34#include <string.h> 35#include <stdlib.h> 36#include <sys/param.h> 37#include <errno.h> 38#include <libgen.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 */ 58static scf_handle_t * 59handle_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 74void 75scf_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 94static char * 95assemble_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 154static scf_simple_prop_t * 155fill_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 327error1: 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 357error2: 358 scf_iter_destroy(iter); 359 (void) scf_value_destroy(val); 360 361error3: 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 376static int 377insert_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 */ 454static int 455transaction_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 495static int 496get_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 520out: 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 */ 533static int 534set_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 557general_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) { 571get: 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 616set: 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 656out: 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 666static int 667delete_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 702error: 703 switch (scf_error()) { 704 case SCF_ERROR_DELETED: 705 case SCF_ERROR_NOT_FOUND: 706 /* success */ 707 ret = 0; 708 } 709 710out: 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 */ 729static int 730set_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 750get: 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. */ 769add: 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) != 0) { 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 925out: 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 934static int 935set_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 968static int 969get_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 1011out: 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 */ 1024static int 1025set_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 1056out: 1057 return (ret); 1058} 1059 1060static int 1061set_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 1106out: 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 */ 1118static scf_propertygroup_t * 1119get_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 if ((namelen = scf_limit(SCF_LIMIT_MAX_NAME_LENGTH)) == -1) { 1130 if (scf_error() == SCF_ERROR_NOT_SET) { 1131 (void) scf_set_error(SCF_ERROR_INTERNAL); 1132 } 1133 return (NULL); 1134 } 1135 1136 if ((pg_name = malloc(namelen)) == NULL) { 1137 if (scf_error() == SCF_ERROR_NOT_SET) { 1138 (void) scf_set_error(SCF_ERROR_NO_MEMORY); 1139 } 1140 return (NULL); 1141 } 1142 1143 if (scf_pg_get_name(simple_h->running_pg, pg_name, namelen) < 0) { 1144 if (scf_error() == SCF_ERROR_NOT_SET) { 1145 (void) scf_set_error(SCF_ERROR_INTERNAL); 1146 } 1147 return (NULL); 1148 } 1149 1150 /* Get pg from instance */ 1151 if (scf_instance_get_pg(simple_h->inst, pg_name, ret_pg) == -1) { 1152 return (NULL); 1153 } 1154 1155 return (ret_pg); 1156} 1157 1158int 1159smf_enable_instance(const char *fmri, int flags) 1160{ 1161 return (set_inst_enabled_flags(fmri, flags, B_TRUE)); 1162} 1163 1164int 1165smf_disable_instance(const char *fmri, int flags) 1166{ 1167 return (set_inst_enabled_flags(fmri, flags, B_FALSE)); 1168} 1169 1170int 1171_smf_refresh_instance_i(scf_instance_t *inst) 1172{ 1173 return (set_inst_action_inst(inst, SCF_PROPERTY_REFRESH)); 1174} 1175 1176int 1177smf_refresh_instance(const char *instance) 1178{ 1179 return (set_inst_action(instance, SCF_PROPERTY_REFRESH)); 1180} 1181 1182int 1183smf_restart_instance(const char *instance) 1184{ 1185 return (set_inst_action(instance, SCF_PROPERTY_RESTART)); 1186} 1187 1188int 1189smf_maintain_instance(const char *instance, int flags) 1190{ 1191 if (flags & SMF_TEMPORARY) 1192 return (set_inst_action(instance, 1193 (flags & SMF_IMMEDIATE) ? 1194 SCF_PROPERTY_MAINT_ON_IMMTEMP : 1195 SCF_PROPERTY_MAINT_ON_TEMPORARY)); 1196 else 1197 return (set_inst_action(instance, 1198 (flags & SMF_IMMEDIATE) ? 1199 SCF_PROPERTY_MAINT_ON_IMMEDIATE : 1200 SCF_PROPERTY_MAINT_ON)); 1201} 1202 1203int 1204smf_degrade_instance(const char *instance, int flags) 1205{ 1206 scf_simple_prop_t *prop; 1207 const char *state_str; 1208 1209 if (flags & SMF_TEMPORARY) 1210 return (scf_set_error(SCF_ERROR_INVALID_ARGUMENT)); 1211 1212 if ((prop = scf_simple_prop_get(NULL, instance, SCF_PG_RESTARTER, 1213 SCF_PROPERTY_STATE)) == NULL) 1214 return (SCF_FAILED); 1215 1216 if ((state_str = scf_simple_prop_next_astring(prop)) == NULL) { 1217 scf_simple_prop_free(prop); 1218 return (SCF_FAILED); 1219 } 1220 1221 if (strcmp(state_str, SCF_STATE_STRING_ONLINE) != 0) { 1222 scf_simple_prop_free(prop); 1223 return (scf_set_error(SCF_ERROR_CONSTRAINT_VIOLATED)); 1224 } 1225 scf_simple_prop_free(prop); 1226 1227 return (set_inst_action(instance, (flags & SMF_IMMEDIATE) ? 1228 SCF_PROPERTY_DEGRADE_IMMEDIATE : SCF_PROPERTY_DEGRADED)); 1229} 1230 1231int 1232smf_restore_instance(const char *instance) 1233{ 1234 scf_simple_prop_t *prop; 1235 const char *state_str; 1236 int ret; 1237 1238 if ((prop = scf_simple_prop_get(NULL, instance, SCF_PG_RESTARTER, 1239 SCF_PROPERTY_STATE)) == NULL) 1240 return (SCF_FAILED); 1241 1242 if ((state_str = scf_simple_prop_next_astring(prop)) == NULL) { 1243 scf_simple_prop_free(prop); 1244 return (SCF_FAILED); 1245 } 1246 1247 if (strcmp(state_str, SCF_STATE_STRING_MAINT) == 0) { 1248 ret = set_inst_action(instance, SCF_PROPERTY_MAINT_OFF); 1249 } else if (strcmp(state_str, SCF_STATE_STRING_DEGRADED) == 0) { 1250 ret = set_inst_action(instance, SCF_PROPERTY_RESTORE); 1251 } else { 1252 ret = scf_set_error(SCF_ERROR_CONSTRAINT_VIOLATED); 1253 } 1254 1255 scf_simple_prop_free(prop); 1256 return (ret); 1257} 1258 1259char * 1260smf_get_state(const char *instance) 1261{ 1262 scf_simple_prop_t *prop; 1263 const char *state_str; 1264 char *ret; 1265 1266 if ((prop = scf_simple_prop_get(NULL, instance, SCF_PG_RESTARTER, 1267 SCF_PROPERTY_STATE)) == NULL) 1268 return (NULL); 1269 1270 if ((state_str = scf_simple_prop_next_astring(prop)) == NULL) { 1271 scf_simple_prop_free(prop); 1272 return (NULL); 1273 } 1274 1275 if ((ret = strdup(state_str)) == NULL) 1276 (void) scf_set_error(SCF_ERROR_NO_MEMORY); 1277 1278 scf_simple_prop_free(prop); 1279 return (ret); 1280} 1281 1282/* 1283 * scf_general_pg_setup(fmri, pg_name) 1284 * Create a scf_simple_handle_t and fill in the instance, snapshot, and 1285 * property group fields associated with the given fmri and property group 1286 * name. 1287 * Returns: 1288 * Handle on success 1289 * Null on error with scf_error set to: 1290 * SCF_ERROR_HANDLE_MISMATCH, 1291 * SCF_ERROR_INVALID_ARGUMENT, 1292 * SCF_ERROR_CONSTRAINT_VIOLATED, 1293 * SCF_ERROR_NOT_FOUND, 1294 * SCF_ERROR_NOT_SET, 1295 * SCF_ERROR_DELETED, 1296 * SCF_ERROR_NOT_BOUND, 1297 * SCF_ERROR_CONNECTION_BROKEN, 1298 * SCF_ERROR_INTERNAL, 1299 * SCF_ERROR_NO_RESOURCES, 1300 * SCF_ERROR_BACKEND_ACCESS 1301 */ 1302scf_simple_handle_t * 1303scf_general_pg_setup(const char *fmri, const char *pg_name) 1304{ 1305 scf_simple_handle_t *ret; 1306 1307 ret = uu_zalloc(sizeof (*ret)); 1308 if (ret == NULL) { 1309 (void) scf_set_error(SCF_ERROR_NO_MEMORY); 1310 return (NULL); 1311 } else { 1312 1313 ret->h = handle_create(); 1314 ret->inst = scf_instance_create(ret->h); 1315 ret->snap = scf_snapshot_create(ret->h); 1316 ret->running_pg = scf_pg_create(ret->h); 1317 } 1318 1319 if ((ret->h == NULL) || (ret->inst == NULL) || 1320 (ret->snap == NULL) || (ret->running_pg == NULL)) { 1321 goto out; 1322 } 1323 1324 if (scf_handle_decode_fmri(ret->h, fmri, NULL, NULL, ret->inst, 1325 NULL, NULL, NULL) == -1) { 1326 goto out; 1327 } 1328 1329 if ((scf_instance_get_snapshot(ret->inst, "running", ret->snap)) 1330 != 0) { 1331 goto out; 1332 } 1333 1334 if (scf_instance_get_pg_composed(ret->inst, ret->snap, pg_name, 1335 ret->running_pg) != 0) { 1336 goto out; 1337 } 1338 1339 return (ret); 1340 1341out: 1342 scf_simple_handle_destroy(ret); 1343 return (NULL); 1344} 1345 1346/* 1347 * scf_transaction_setup(h) 1348 * creates and starts the transaction 1349 * Returns: 1350 * transaction on success 1351 * NULL on failure with scf_error set to: 1352 * SCF_ERROR_NO_MEMORY, 1353 * SCF_ERROR_INVALID_ARGUMENT, 1354 * SCF_ERROR_HANDLE_DESTROYED, 1355 * SCF_ERROR_INTERNAL, 1356 * SCF_ERROR_NO_RESOURCES, 1357 * SCF_ERROR_NOT_BOUND, 1358 * SCF_ERROR_CONNECTION_BROKEN, 1359 * SCF_ERROR_NOT_SET, 1360 * SCF_ERROR_DELETED, 1361 * SCF_ERROR_CONSTRAINT_VIOLATED, 1362 * SCF_ERROR_HANDLE_MISMATCH, 1363 * SCF_ERROR_BACKEND_ACCESS, 1364 * SCF_ERROR_IN_USE 1365 */ 1366scf_transaction_t * 1367scf_transaction_setup(scf_simple_handle_t *simple_h) 1368{ 1369 scf_transaction_t *tx = NULL; 1370 1371 if ((tx = scf_transaction_create(simple_h->h)) == NULL) { 1372 return (NULL); 1373 } 1374 1375 if ((simple_h->editing_pg = get_instance_pg(simple_h)) == NULL) { 1376 return (NULL); 1377 } 1378 1379 if (scf_transaction_start(tx, simple_h->editing_pg) == -1) { 1380 scf_pg_destroy(simple_h->editing_pg); 1381 simple_h->editing_pg = NULL; 1382 return (NULL); 1383 } 1384 1385 return (tx); 1386} 1387 1388int 1389scf_transaction_restart(scf_simple_handle_t *simple_h, scf_transaction_t *tx) 1390{ 1391 scf_transaction_reset(tx); 1392 1393 if (scf_pg_update(simple_h->editing_pg) == -1) { 1394 return (SCF_FAILED); 1395 } 1396 1397 if (scf_transaction_start(tx, simple_h->editing_pg) == -1) { 1398 return (SCF_FAILED); 1399 } 1400 1401 return (SCF_SUCCESS); 1402} 1403 1404/* 1405 * scf_read_count_property(scf_simple_handle_t *simple_h, char *prop_name, 1406 * uint64_t *ret_count) 1407 * 1408 * For the given property name, return the count value. 1409 * RETURNS: 1410 * SCF_SUCCESS 1411 * SCF_FAILED on failure with scf_error() set to: 1412 * SCF_ERROR_HANDLE_DESTROYED 1413 * SCF_ERROR_INTERNAL 1414 * SCF_ERROR_NO_RESOURCES 1415 * SCF_ERROR_NO_MEMORY 1416 * SCF_ERROR_HANDLE_MISMATCH 1417 * SCF_ERROR_INVALID_ARGUMENT 1418 * SCF_ERROR_NOT_BOUND 1419 * SCF_ERROR_CONNECTION_BROKEN 1420 * SCF_ERROR_NOT_SET 1421 * SCF_ERROR_DELETED 1422 * SCF_ERROR_BACKEND_ACCESS 1423 * SCF_ERROR_CONSTRAINT_VIOLATED 1424 * SCF_ERROR_TYPE_MISMATCH 1425 */ 1426int 1427scf_read_count_property( 1428 scf_simple_handle_t *simple_h, 1429 char *prop_name, 1430 uint64_t *ret_count) 1431{ 1432 scf_property_t *prop = scf_property_create(simple_h->h); 1433 scf_value_t *val = scf_value_create(simple_h->h); 1434 int ret = SCF_FAILED; 1435 1436 if ((val == NULL) || (prop == NULL)) { 1437 goto out; 1438 } 1439 1440 /* 1441 * Get the property struct that goes with this property group and 1442 * property name. 1443 */ 1444 if (scf_pg_get_property(simple_h->running_pg, prop_name, prop) != 0) { 1445 goto out; 1446 } 1447 1448 /* Get the value structure */ 1449 if (scf_property_get_value(prop, val) == -1) { 1450 goto out; 1451 } 1452 1453 /* 1454 * Now get the count value. 1455 */ 1456 if (scf_value_get_count(val, ret_count) == -1) { 1457 goto out; 1458 } 1459 1460 ret = SCF_SUCCESS; 1461 1462out: 1463 scf_property_destroy(prop); 1464 scf_value_destroy(val); 1465 return (ret); 1466} 1467 1468/* 1469 * scf_trans_add_count_property(trans, propname, count, create_flag) 1470 * 1471 * Set a count property transaction entry into the pending SMF transaction. 1472 * The transaction is created and committed outside of this function. 1473 * Returns: 1474 * SCF_SUCCESS 1475 * SCF_FAILED on failure with scf_error() set to: 1476 * SCF_ERROR_HANDLE_DESTROYED, 1477 * SCF_ERROR_INVALID_ARGUMENT, 1478 * SCF_ERROR_NO_MEMORY, 1479 * SCF_ERROR_HANDLE_MISMATCH, 1480 * SCF_ERROR_NOT_SET, 1481 * SCF_ERROR_IN_USE, 1482 * SCF_ERROR_NOT_FOUND, 1483 * SCF_ERROR_EXISTS, 1484 * SCF_ERROR_TYPE_MISMATCH, 1485 * SCF_ERROR_NOT_BOUND, 1486 * SCF_ERROR_CONNECTION_BROKEN, 1487 * SCF_ERROR_INTERNAL, 1488 * SCF_ERROR_DELETED, 1489 * SCF_ERROR_NO_RESOURCES, 1490 * SCF_ERROR_BACKEND_ACCESS 1491 */ 1492int 1493scf_set_count_property( 1494 scf_transaction_t *trans, 1495 char *propname, 1496 uint64_t count, 1497 boolean_t create_flag) 1498{ 1499 scf_handle_t *handle = scf_transaction_handle(trans); 1500 scf_value_t *value = scf_value_create(handle); 1501 scf_transaction_entry_t *entry = scf_entry_create(handle); 1502 1503 if ((value == NULL) || (entry == NULL)) { 1504 return (SCF_FAILED); 1505 } 1506 1507 /* 1508 * Property must be set in transaction and won't take 1509 * effect until the transaction is committed. 1510 * 1511 * Attempt to change the current value. However, create new property 1512 * if it doesn't exist and the create flag is set. 1513 */ 1514 if (scf_transaction_property_change(trans, entry, propname, 1515 SCF_TYPE_COUNT) == 0) { 1516 scf_value_set_count(value, count); 1517 if (scf_entry_add_value(entry, value) == 0) { 1518 return (SCF_SUCCESS); 1519 } 1520 } else { 1521 if ((create_flag == B_TRUE) && 1522 (scf_error() == SCF_ERROR_NOT_FOUND)) { 1523 if (scf_transaction_property_new(trans, entry, propname, 1524 SCF_TYPE_COUNT) == 0) { 1525 scf_value_set_count(value, count); 1526 if (scf_entry_add_value(entry, value) == 0) { 1527 return (SCF_SUCCESS); 1528 } 1529 } 1530 } 1531 } 1532 1533 /* 1534 * cleanup if there were any errors that didn't leave these 1535 * values where they would be cleaned up later. 1536 */ 1537 if (value != NULL) 1538 scf_value_destroy(value); 1539 if (entry != NULL) 1540 scf_entry_destroy(entry); 1541 return (SCF_FAILED); 1542} 1543 1544int 1545scf_simple_walk_instances(uint_t state_flags, void *private, 1546 int (*inst_callback)(scf_handle_t *, scf_instance_t *, void *)) 1547{ 1548 scf_scope_t *scope = NULL; 1549 scf_service_t *svc = NULL; 1550 scf_instance_t *inst = NULL; 1551 scf_iter_t *svc_iter = NULL, *inst_iter = NULL; 1552 scf_handle_t *h = NULL; 1553 int ret = SCF_FAILED; 1554 int svc_iter_ret, inst_iter_ret; 1555 int inst_state; 1556 1557 if ((h = handle_create()) == NULL) 1558 return (ret); 1559 1560 if (((scope = scf_scope_create(h)) == NULL) || 1561 ((svc = scf_service_create(h)) == NULL) || 1562 ((inst = scf_instance_create(h)) == NULL) || 1563 ((svc_iter = scf_iter_create(h)) == NULL) || 1564 ((inst_iter = scf_iter_create(h)) == NULL)) 1565 goto out; 1566 1567 /* 1568 * Get the local scope, and set up nested iteration through every 1569 * local service, and every instance of every service. 1570 */ 1571 1572 if ((scf_handle_get_local_scope(h, scope) != SCF_SUCCESS) || 1573 (scf_iter_scope_services(svc_iter, scope) != SCF_SUCCESS)) 1574 goto out; 1575 1576 while ((svc_iter_ret = scf_iter_next_service(svc_iter, svc)) > 0) { 1577 1578 if ((scf_iter_service_instances(inst_iter, svc)) != 1579 SCF_SUCCESS) 1580 goto out; 1581 1582 while ((inst_iter_ret = 1583 scf_iter_next_instance(inst_iter, inst)) > 0) { 1584 /* 1585 * If get_inst_state fails from an internal error, 1586 * IE, being unable to get the property group or 1587 * property containing the state of the instance, 1588 * we continue instead of failing, as this might just 1589 * be an improperly configured instance. 1590 */ 1591 if ((inst_state = get_inst_state(inst, h)) == -1) { 1592 if (scf_error() == SCF_ERROR_INTERNAL) { 1593 continue; 1594 } else { 1595 goto out; 1596 } 1597 } 1598 1599 if ((uint_t)inst_state & state_flags) { 1600 if (inst_callback(h, inst, private) != 1601 SCF_SUCCESS) { 1602 (void) scf_set_error( 1603 SCF_ERROR_CALLBACK_FAILED); 1604 goto out; 1605 } 1606 } 1607 } 1608 1609 if (inst_iter_ret == -1) 1610 goto out; 1611 scf_iter_reset(inst_iter); 1612 } 1613 1614 if (svc_iter_ret != -1) 1615 ret = SCF_SUCCESS; 1616 1617out: 1618 scf_scope_destroy(scope); 1619 scf_service_destroy(svc); 1620 scf_instance_destroy(inst); 1621 scf_iter_destroy(svc_iter); 1622 scf_iter_destroy(inst_iter); 1623 scf_handle_destroy(h); 1624 1625 return (ret); 1626} 1627 1628 1629scf_simple_prop_t * 1630scf_simple_prop_get(scf_handle_t *hin, const char *instance, const char *pgname, 1631 const char *propname) 1632{ 1633 char *fmri_buf, *svcfmri = NULL; 1634 ssize_t fmri_sz; 1635 scf_property_t *prop = NULL; 1636 scf_service_t *svc = NULL; 1637 scf_simple_prop_t *ret; 1638 scf_handle_t *h = NULL; 1639 boolean_t local_h = B_TRUE; 1640 1641 /* If the user passed in a handle, use it. */ 1642 if (hin != NULL) { 1643 h = hin; 1644 local_h = B_FALSE; 1645 } 1646 1647 if (local_h && ((h = handle_create()) == NULL)) 1648 return (NULL); 1649 1650 if ((fmri_buf = assemble_fmri(h, instance, pgname, propname)) == NULL) { 1651 if (local_h) 1652 scf_handle_destroy(h); 1653 return (NULL); 1654 } 1655 1656 if ((svc = scf_service_create(h)) == NULL || 1657 (prop = scf_property_create(h)) == NULL) 1658 goto error1; 1659 if (scf_handle_decode_fmri(h, fmri_buf, NULL, NULL, NULL, NULL, prop, 1660 SCF_DECODE_FMRI_REQUIRE_INSTANCE) == -1) { 1661 switch (scf_error()) { 1662 /* 1663 * If the property isn't found in the instance, we grab the 1664 * underlying service, create an FMRI out of it, and then 1665 * query the datastore again at the service level for the 1666 * property. 1667 */ 1668 case SCF_ERROR_NOT_FOUND: 1669 if (scf_handle_decode_fmri(h, fmri_buf, NULL, svc, 1670 NULL, NULL, NULL, SCF_DECODE_FMRI_TRUNCATE) == -1) 1671 goto error1; 1672 if ((fmri_sz = scf_limit(SCF_LIMIT_MAX_FMRI_LENGTH)) == 1673 -1) { 1674 (void) scf_set_error(SCF_ERROR_INTERNAL); 1675 goto error1; 1676 } 1677 if (scf_service_to_fmri(svc, fmri_buf, fmri_sz) == -1) 1678 goto error1; 1679 if ((svcfmri = assemble_fmri(h, fmri_buf, pgname, 1680 propname)) == NULL) 1681 goto error1; 1682 if (scf_handle_decode_fmri(h, svcfmri, NULL, NULL, 1683 NULL, NULL, prop, 0) == -1) { 1684 free(svcfmri); 1685 goto error1; 1686 } 1687 free(svcfmri); 1688 break; 1689 case SCF_ERROR_CONSTRAINT_VIOLATED: 1690 (void) scf_set_error(SCF_ERROR_INVALID_ARGUMENT); 1691 default: 1692 goto error1; 1693 } 1694 } 1695 /* 1696 * At this point, we've successfully pulled the property from the 1697 * datastore, and simply need to copy its innards into an 1698 * scf_simple_prop_t. 1699 */ 1700 if ((ret = fill_prop(prop, pgname, propname, h)) == NULL) 1701 goto error1; 1702 1703 scf_service_destroy(svc); 1704 scf_property_destroy(prop); 1705 free(fmri_buf); 1706 if (local_h) 1707 scf_handle_destroy(h); 1708 return (ret); 1709 1710 /* 1711 * Exit point for a successful call. Below this line are exit points 1712 * for failures at various stages during the function. 1713 */ 1714 1715error1: 1716 scf_service_destroy(svc); 1717 scf_property_destroy(prop); 1718error2: 1719 free(fmri_buf); 1720 if (local_h) 1721 scf_handle_destroy(h); 1722 return (NULL); 1723} 1724 1725 1726void 1727scf_simple_prop_free(scf_simple_prop_t *prop) 1728{ 1729 int i; 1730 1731 if (prop == NULL) 1732 return; 1733 1734 free(prop->pr_propname); 1735 free(prop->pr_pgname); 1736 switch (prop->pr_type) { 1737 case SCF_TYPE_OPAQUE: { 1738 for (i = 0; i < prop->pr_numvalues; i++) { 1739 free(prop->pr_vallist[i].pv_opaque.o_value); 1740 } 1741 break; 1742 } 1743 case SCF_TYPE_ASTRING: 1744 case SCF_TYPE_USTRING: 1745 case SCF_TYPE_HOST: 1746 case SCF_TYPE_HOSTNAME: 1747 case SCF_TYPE_NET_ADDR_V4: 1748 case SCF_TYPE_NET_ADDR_V6: 1749 case SCF_TYPE_URI: 1750 case SCF_TYPE_FMRI: { 1751 for (i = 0; i < prop->pr_numvalues; i++) { 1752 free(prop->pr_vallist[i].pv_str); 1753 } 1754 break; 1755 } 1756 default: 1757 break; 1758 } 1759 free(prop->pr_vallist); 1760 free(prop); 1761} 1762 1763 1764scf_simple_app_props_t * 1765scf_simple_app_props_get(scf_handle_t *hin, const char *inst_fmri) 1766{ 1767 scf_instance_t *inst = NULL; 1768 scf_service_t *svc = NULL; 1769 scf_propertygroup_t *pg = NULL; 1770 scf_property_t *prop = NULL; 1771 scf_simple_app_props_t *ret = NULL; 1772 scf_iter_t *pgiter = NULL, *propiter = NULL; 1773 struct scf_simple_pg *thispg = NULL, *nextpg; 1774 scf_simple_prop_t *thisprop, *nextprop; 1775 scf_handle_t *h = NULL; 1776 int pgiter_ret, propiter_ret; 1777 ssize_t namelen; 1778 char *propname = NULL, *pgname = NULL, *sys_fmri; 1779 uint8_t found; 1780 boolean_t local_h = B_TRUE; 1781 1782 /* If the user passed in a handle, use it. */ 1783 if (hin != NULL) { 1784 h = hin; 1785 local_h = B_FALSE; 1786 } 1787 1788 if (local_h && ((h = handle_create()) == NULL)) 1789 return (NULL); 1790 1791 if (inst_fmri == NULL) { 1792 if ((namelen = scf_myname(h, NULL, 0)) == -1) { 1793 if (local_h) 1794 scf_handle_destroy(h); 1795 return (NULL); 1796 } 1797 if ((sys_fmri = malloc(namelen + 1)) == NULL) { 1798 if (local_h) 1799 scf_handle_destroy(h); 1800 (void) scf_set_error(SCF_ERROR_NO_MEMORY); 1801 return (NULL); 1802 } 1803 if (scf_myname(h, sys_fmri, namelen + 1) == -1) { 1804 if (local_h) 1805 scf_handle_destroy(h); 1806 free(sys_fmri); 1807 return (NULL); 1808 } 1809 } else { 1810 if ((sys_fmri = strdup(inst_fmri)) == NULL) { 1811 if (local_h) 1812 scf_handle_destroy(h); 1813 (void) scf_set_error(SCF_ERROR_NO_MEMORY); 1814 return (NULL); 1815 } 1816 } 1817 1818 if ((namelen = scf_limit(SCF_LIMIT_MAX_NAME_LENGTH)) == -1) { 1819 (void) scf_set_error(SCF_ERROR_INTERNAL); 1820 return (NULL); 1821 } 1822 1823 if ((inst = scf_instance_create(h)) == NULL || 1824 (svc = scf_service_create(h)) == NULL || 1825 (pgiter = scf_iter_create(h)) == NULL || 1826 (propiter = scf_iter_create(h)) == NULL || 1827 (pg = scf_pg_create(h)) == NULL || 1828 (prop = scf_property_create(h)) == NULL) 1829 goto error2; 1830 1831 if (scf_handle_decode_fmri(h, sys_fmri, NULL, svc, inst, NULL, NULL, 1832 SCF_DECODE_FMRI_REQUIRE_INSTANCE) == -1) { 1833 if (scf_error() == SCF_ERROR_CONSTRAINT_VIOLATED) 1834 (void) scf_set_error(SCF_ERROR_INVALID_ARGUMENT); 1835 goto error2; 1836 } 1837 1838 if ((ret = malloc(sizeof (*ret))) == NULL || 1839 (thispg = malloc(sizeof (*thispg))) == NULL || 1840 (propname = malloc(namelen)) == NULL || 1841 (pgname = malloc(namelen)) == NULL) { 1842 free(thispg); 1843 free(ret); 1844 (void) scf_set_error(SCF_ERROR_NO_MEMORY); 1845 goto error2; 1846 } 1847 1848 ret->ap_fmri = sys_fmri; 1849 thispg->pg_name = NULL; 1850 thispg->pg_proplist = NULL; 1851 thispg->pg_next = NULL; 1852 ret->ap_pglist = thispg; 1853 1854 if (scf_iter_service_pgs_typed(pgiter, svc, SCF_GROUP_APPLICATION) != 1855 0) { 1856 if (scf_error() != SCF_ERROR_CONNECTION_BROKEN) 1857 (void) scf_set_error(SCF_ERROR_INTERNAL); 1858 goto error1; 1859 } 1860 1861 while ((pgiter_ret = scf_iter_next_pg(pgiter, pg)) == 1) { 1862 if (thispg->pg_name != NULL) { 1863 if ((nextpg = malloc(sizeof (*nextpg))) == NULL) { 1864 (void) scf_set_error(SCF_ERROR_NO_MEMORY); 1865 goto error1; 1866 } 1867 nextpg->pg_name = NULL; 1868 nextpg->pg_next = NULL; 1869 nextpg->pg_proplist = NULL; 1870 thispg->pg_next = nextpg; 1871 thispg = nextpg; 1872 } else { 1873 /* This is the first iteration */ 1874 nextpg = thispg; 1875 } 1876 1877 if ((nextpg->pg_name = malloc(namelen)) == NULL) { 1878 (void) scf_set_error(SCF_ERROR_NO_MEMORY); 1879 goto error1; 1880 } 1881 1882 if (scf_pg_get_name(pg, nextpg->pg_name, namelen) < 0) { 1883 if (scf_error() == SCF_ERROR_NOT_SET) 1884 (void) scf_set_error(SCF_ERROR_INTERNAL); 1885 goto error1; 1886 } 1887 1888 thisprop = NULL; 1889 1890 scf_iter_reset(propiter); 1891 1892 if (scf_iter_pg_properties(propiter, pg) != 0) { 1893 if (scf_error() != SCF_ERROR_CONNECTION_BROKEN) 1894 (void) scf_set_error(SCF_ERROR_INTERNAL); 1895 goto error1; 1896 } 1897 1898 while ((propiter_ret = scf_iter_next_property(propiter, prop)) 1899 == 1) { 1900 if (scf_property_get_name(prop, propname, namelen) < 1901 0) { 1902 if (scf_error() == SCF_ERROR_NOT_SET) 1903 (void) scf_set_error( 1904 SCF_ERROR_INTERNAL); 1905 goto error1; 1906 } 1907 if (thisprop != NULL) { 1908 if ((nextprop = fill_prop(prop, 1909 nextpg->pg_name, propname, h)) == NULL) 1910 goto error1; 1911 thisprop->pr_next = nextprop; 1912 thisprop = nextprop; 1913 } else { 1914 /* This is the first iteration */ 1915 if ((thisprop = fill_prop(prop, 1916 nextpg->pg_name, propname, h)) == NULL) 1917 goto error1; 1918 nextpg->pg_proplist = thisprop; 1919 nextprop = thisprop; 1920 } 1921 nextprop->pr_pg = nextpg; 1922 nextprop->pr_next = NULL; 1923 } 1924 1925 if (propiter_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 if (pgiter_ret == -1) { 1933 if (scf_error() != SCF_ERROR_CONNECTION_BROKEN) 1934 (void) scf_set_error(SCF_ERROR_INTERNAL); 1935 goto error1; 1936 } 1937 1938 /* 1939 * At this point, we've filled the scf_simple_app_props_t with all the 1940 * properties at the service level. Now we iterate over all the 1941 * properties at the instance level, overwriting any duplicate 1942 * properties, in order to provide service/instance composition. 1943 */ 1944 1945 scf_iter_reset(pgiter); 1946 scf_iter_reset(propiter); 1947 1948 if (scf_iter_instance_pgs_typed(pgiter, inst, SCF_GROUP_APPLICATION) 1949 != 0) { 1950 if (scf_error() != SCF_ERROR_CONNECTION_BROKEN) 1951 (void) scf_set_error(SCF_ERROR_INTERNAL); 1952 goto error1; 1953 } 1954 1955 while ((pgiter_ret = scf_iter_next_pg(pgiter, pg)) == 1) { 1956 1957 thispg = ret->ap_pglist; 1958 found = 0; 1959 1960 /* 1961 * Find either the end of the list, so we can append the 1962 * property group, or an existing property group that matches 1963 * it, so we can insert/overwrite its properties. 1964 */ 1965 1966 if (scf_pg_get_name(pg, pgname, namelen) < 0) { 1967 if (scf_error() == SCF_ERROR_NOT_SET) 1968 (void) scf_set_error(SCF_ERROR_INTERNAL); 1969 goto error1; 1970 } 1971 1972 while ((thispg != NULL) && (thispg->pg_name != NULL)) { 1973 if (strcmp(thispg->pg_name, pgname) == 0) { 1974 found = 1; 1975 break; 1976 } 1977 if (thispg->pg_next == NULL) 1978 break; 1979 1980 thispg = thispg->pg_next; 1981 } 1982 1983 scf_iter_reset(propiter); 1984 1985 if (scf_iter_pg_properties(propiter, pg) != 0) { 1986 if (scf_error() != SCF_ERROR_CONNECTION_BROKEN) 1987 (void) scf_set_error(SCF_ERROR_INTERNAL); 1988 goto error1; 1989 } 1990 1991 if (found) { 1992 /* 1993 * insert_app_props inserts or overwrites the 1994 * properties in thispg. 1995 */ 1996 1997 if (insert_app_props(propiter, pgname, propname, 1998 thispg, prop, namelen, h) == -1) 1999 goto error1; 2000 2001 } else { 2002 /* 2003 * If the property group wasn't found, we're adding 2004 * a newly allocated property group to the end of the 2005 * list. 2006 */ 2007 2008 if ((nextpg = malloc(sizeof (*nextpg))) == NULL) { 2009 (void) scf_set_error(SCF_ERROR_NO_MEMORY); 2010 goto error1; 2011 } 2012 nextpg->pg_next = NULL; 2013 nextpg->pg_proplist = NULL; 2014 thisprop = NULL; 2015 2016 if ((nextpg->pg_name = strdup(pgname)) == NULL) { 2017 (void) scf_set_error(SCF_ERROR_NO_MEMORY); 2018 free(nextpg); 2019 goto error1; 2020 } 2021 2022 if (thispg->pg_name == NULL) { 2023 free(thispg); 2024 ret->ap_pglist = nextpg; 2025 } else { 2026 thispg->pg_next = nextpg; 2027 } 2028 2029 while ((propiter_ret = 2030 scf_iter_next_property(propiter, prop)) == 1) { 2031 if (scf_property_get_name(prop, propname, 2032 namelen) < 0) { 2033 if (scf_error() == SCF_ERROR_NOT_SET) 2034 (void) scf_set_error( 2035 SCF_ERROR_INTERNAL); 2036 goto error1; 2037 } 2038 if (thisprop != NULL) { 2039 if ((nextprop = fill_prop(prop, 2040 pgname, propname, h)) == 2041 NULL) 2042 goto error1; 2043 thisprop->pr_next = nextprop; 2044 thisprop = nextprop; 2045 } else { 2046 /* This is the first iteration */ 2047 if ((thisprop = fill_prop(prop, 2048 pgname, propname, h)) == 2049 NULL) 2050 goto error1; 2051 nextpg->pg_proplist = thisprop; 2052 nextprop = thisprop; 2053 } 2054 nextprop->pr_pg = nextpg; 2055 nextprop->pr_next = NULL; 2056 } 2057 2058 if (propiter_ret == -1) { 2059 if (scf_error() != SCF_ERROR_CONNECTION_BROKEN) 2060 (void) scf_set_error( 2061 SCF_ERROR_INTERNAL); 2062 goto error1; 2063 } 2064 } 2065 2066 } 2067 2068 if (pgiter_ret == -1) { 2069 if (scf_error() != SCF_ERROR_CONNECTION_BROKEN) 2070 (void) scf_set_error(SCF_ERROR_INTERNAL); 2071 goto error1; 2072 } 2073 2074 scf_iter_destroy(pgiter); 2075 scf_iter_destroy(propiter); 2076 scf_pg_destroy(pg); 2077 scf_property_destroy(prop); 2078 scf_instance_destroy(inst); 2079 scf_service_destroy(svc); 2080 free(propname); 2081 free(pgname); 2082 if (local_h) 2083 scf_handle_destroy(h); 2084 2085 if (ret->ap_pglist->pg_name == NULL) 2086 return (NULL); 2087 2088 return (ret); 2089 2090 /* 2091 * Exit point for a successful call. Below this line are exit points 2092 * for failures at various stages during the function. 2093 */ 2094 2095error1: 2096 scf_simple_app_props_free(ret); 2097 2098error2: 2099 scf_iter_destroy(pgiter); 2100 scf_iter_destroy(propiter); 2101 scf_pg_destroy(pg); 2102 scf_property_destroy(prop); 2103 scf_instance_destroy(inst); 2104 scf_service_destroy(svc); 2105 free(propname); 2106 free(pgname); 2107 if (local_h) 2108 scf_handle_destroy(h); 2109 return (NULL); 2110} 2111 2112 2113void 2114scf_simple_app_props_free(scf_simple_app_props_t *propblock) 2115{ 2116 struct scf_simple_pg *pgthis, *pgnext; 2117 scf_simple_prop_t *propthis, *propnext; 2118 2119 if ((propblock == NULL) || (propblock->ap_pglist == NULL)) 2120 return; 2121 2122 for (pgthis = propblock->ap_pglist; pgthis != NULL; pgthis = pgnext) { 2123 pgnext = pgthis->pg_next; 2124 2125 propthis = pgthis->pg_proplist; 2126 2127 while (propthis != NULL) { 2128 propnext = propthis->pr_next; 2129 scf_simple_prop_free(propthis); 2130 propthis = propnext; 2131 } 2132 2133 free(pgthis->pg_name); 2134 free(pgthis); 2135 } 2136 2137 free(propblock->ap_fmri); 2138 free(propblock); 2139} 2140 2141const scf_simple_prop_t * 2142scf_simple_app_props_next(const scf_simple_app_props_t *propblock, 2143 scf_simple_prop_t *last) 2144{ 2145 struct scf_simple_pg *this; 2146 2147 if (propblock == NULL) { 2148 (void) scf_set_error(SCF_ERROR_NOT_SET); 2149 return (NULL); 2150 } 2151 2152 this = propblock->ap_pglist; 2153 2154 /* 2155 * We're looking for the first property in this block if last is 2156 * NULL 2157 */ 2158 2159 if (last == NULL) { 2160 /* An empty pglist is legal, it just means no properties */ 2161 if (this == NULL) { 2162 (void) scf_set_error(SCF_ERROR_NONE); 2163 return (NULL); 2164 } 2165 /* 2166 * Walk until we find a pg with a property in it, or we run 2167 * out of property groups. 2168 */ 2169 while ((this->pg_proplist == NULL) && (this->pg_next != NULL)) 2170 this = this->pg_next; 2171 2172 if (this->pg_proplist == NULL) { 2173 (void) scf_set_error(SCF_ERROR_NONE); 2174 return (NULL); 2175 } 2176 2177 return (this->pg_proplist); 2178 2179 } 2180 /* 2181 * If last isn't NULL, then return the next prop in the property group, 2182 * or walk the property groups until we find another property, or 2183 * run out of property groups. 2184 */ 2185 if (last->pr_next != NULL) 2186 return (last->pr_next); 2187 2188 if (last->pr_pg->pg_next == NULL) { 2189 (void) scf_set_error(SCF_ERROR_NONE); 2190 return (NULL); 2191 } 2192 2193 this = last->pr_pg->pg_next; 2194 2195 while ((this->pg_proplist == NULL) && (this->pg_next != NULL)) 2196 this = this->pg_next; 2197 2198 if (this->pg_proplist == NULL) { 2199 (void) scf_set_error(SCF_ERROR_NONE); 2200 return (NULL); 2201 } 2202 2203 return (this->pg_proplist); 2204} 2205 2206const scf_simple_prop_t * 2207scf_simple_app_props_search(const scf_simple_app_props_t *propblock, 2208 const char *pgname, const char *propname) 2209{ 2210 struct scf_simple_pg *pg; 2211 scf_simple_prop_t *prop; 2212 2213 if ((propblock == NULL) || (propname == NULL)) { 2214 (void) scf_set_error(SCF_ERROR_NOT_SET); 2215 return (NULL); 2216 } 2217 2218 pg = propblock->ap_pglist; 2219 2220 /* 2221 * If pgname is NULL, we're searching the default application 2222 * property group, otherwise we look for the specified group. 2223 */ 2224 if (pgname == NULL) { 2225 while ((pg != NULL) && 2226 (strcmp(SCF_PG_APP_DEFAULT, pg->pg_name) != 0)) 2227 pg = pg->pg_next; 2228 } else { 2229 while ((pg != NULL) && (strcmp(pgname, pg->pg_name) != 0)) 2230 pg = pg->pg_next; 2231 } 2232 2233 if (pg == NULL) { 2234 (void) scf_set_error(SCF_ERROR_NOT_FOUND); 2235 return (NULL); 2236 } 2237 2238 prop = pg->pg_proplist; 2239 2240 while ((prop != NULL) && (strcmp(propname, prop->pr_propname) != 0)) 2241 prop = prop->pr_next; 2242 2243 if (prop == NULL) { 2244 (void) scf_set_error(SCF_ERROR_NOT_FOUND); 2245 return (NULL); 2246 } 2247 2248 return (prop); 2249} 2250 2251void 2252scf_simple_prop_next_reset(scf_simple_prop_t *prop) 2253{ 2254 if (prop == NULL) 2255 return; 2256 prop->pr_iter = 0; 2257} 2258 2259ssize_t 2260scf_simple_prop_numvalues(const scf_simple_prop_t *prop) 2261{ 2262 if (prop == NULL) 2263 return (scf_set_error(SCF_ERROR_NOT_SET)); 2264 2265 return (prop->pr_numvalues); 2266} 2267 2268 2269scf_type_t 2270scf_simple_prop_type(const scf_simple_prop_t *prop) 2271{ 2272 if (prop == NULL) 2273 return (scf_set_error(SCF_ERROR_NOT_SET)); 2274 2275 return (prop->pr_type); 2276} 2277 2278 2279char * 2280scf_simple_prop_name(const scf_simple_prop_t *prop) 2281{ 2282 if ((prop == NULL) || (prop->pr_propname == NULL)) { 2283 (void) scf_set_error(SCF_ERROR_NOT_SET); 2284 return (NULL); 2285 } 2286 2287 return (prop->pr_propname); 2288} 2289 2290 2291char * 2292scf_simple_prop_pgname(const scf_simple_prop_t *prop) 2293{ 2294 if ((prop == NULL) || (prop->pr_pgname == NULL)) { 2295 (void) scf_set_error(SCF_ERROR_NOT_SET); 2296 return (NULL); 2297 } 2298 2299 return (prop->pr_pgname); 2300} 2301 2302 2303static union scf_simple_prop_val * 2304scf_next_val(scf_simple_prop_t *prop, scf_type_t type) 2305{ 2306 if (prop == NULL) { 2307 (void) scf_set_error(SCF_ERROR_NOT_SET); 2308 return (NULL); 2309 } 2310 2311 switch (prop->pr_type) { 2312 case SCF_TYPE_USTRING: 2313 case SCF_TYPE_HOST: 2314 case SCF_TYPE_HOSTNAME: 2315 case SCF_TYPE_NET_ADDR_V4: 2316 case SCF_TYPE_NET_ADDR_V6: 2317 case SCF_TYPE_URI: 2318 case SCF_TYPE_FMRI: { 2319 if (type != SCF_TYPE_USTRING) { 2320 (void) scf_set_error(SCF_ERROR_TYPE_MISMATCH); 2321 return (NULL); 2322 } 2323 break; 2324 } 2325 default: { 2326 if (type != prop->pr_type) { 2327 (void) scf_set_error(SCF_ERROR_TYPE_MISMATCH); 2328 return (NULL); 2329 } 2330 break; 2331 } 2332 } 2333 2334 if (prop->pr_iter >= prop->pr_numvalues) { 2335 (void) scf_set_error(SCF_ERROR_NONE); 2336 return (NULL); 2337 } 2338 2339 return (&prop->pr_vallist[prop->pr_iter++]); 2340} 2341 2342 2343uint8_t * 2344scf_simple_prop_next_boolean(scf_simple_prop_t *prop) 2345{ 2346 union scf_simple_prop_val *ret; 2347 2348 ret = scf_next_val(prop, SCF_TYPE_BOOLEAN); 2349 2350 if (ret == NULL) 2351 return (NULL); 2352 2353 return (&ret->pv_bool); 2354} 2355 2356 2357uint64_t * 2358scf_simple_prop_next_count(scf_simple_prop_t *prop) 2359{ 2360 union scf_simple_prop_val *ret; 2361 2362 ret = scf_next_val(prop, SCF_TYPE_COUNT); 2363 2364 if (ret == NULL) 2365 return (NULL); 2366 2367 return (&ret->pv_uint); 2368} 2369 2370 2371int64_t * 2372scf_simple_prop_next_integer(scf_simple_prop_t *prop) 2373{ 2374 union scf_simple_prop_val *ret; 2375 2376 ret = scf_next_val(prop, SCF_TYPE_INTEGER); 2377 2378 if (ret == NULL) 2379 return (NULL); 2380 2381 return (&ret->pv_int); 2382} 2383 2384int64_t * 2385scf_simple_prop_next_time(scf_simple_prop_t *prop, int32_t *nsec) 2386{ 2387 union scf_simple_prop_val *ret; 2388 2389 ret = scf_next_val(prop, SCF_TYPE_TIME); 2390 2391 if (ret == NULL) 2392 return (NULL); 2393 2394 if (nsec != NULL) 2395 *nsec = ret->pv_time.t_nsec; 2396 2397 return (&ret->pv_time.t_sec); 2398} 2399 2400char * 2401scf_simple_prop_next_astring(scf_simple_prop_t *prop) 2402{ 2403 union scf_simple_prop_val *ret; 2404 2405 ret = scf_next_val(prop, SCF_TYPE_ASTRING); 2406 2407 if (ret == NULL) 2408 return (NULL); 2409 2410 return (ret->pv_str); 2411} 2412 2413char * 2414scf_simple_prop_next_ustring(scf_simple_prop_t *prop) 2415{ 2416 union scf_simple_prop_val *ret; 2417 2418 ret = scf_next_val(prop, SCF_TYPE_USTRING); 2419 2420 if (ret == NULL) 2421 return (NULL); 2422 2423 return (ret->pv_str); 2424} 2425 2426void * 2427scf_simple_prop_next_opaque(scf_simple_prop_t *prop, size_t *length) 2428{ 2429 union scf_simple_prop_val *ret; 2430 2431 ret = scf_next_val(prop, SCF_TYPE_OPAQUE); 2432 2433 if (ret == NULL) { 2434 *length = 0; 2435 return (NULL); 2436 } 2437 2438 *length = ret->pv_opaque.o_size; 2439 return (ret->pv_opaque.o_value); 2440} 2441 2442/* 2443 * Generate a filename based on the fmri and the given name and return 2444 * it in the buffer of MAXPATHLEN provided by the caller. 2445 * If temp_filename is non-zero, also generate a temporary, unique filename 2446 * and return it in the temp buffer of MAXPATHLEN provided by the caller. 2447 * The path to the generated pathname is also created. 2448 * Given fmri should begin with a scheme such as "svc:". 2449 * Returns 2450 * 0 on success 2451 * -1 if filename would exceed MAXPATHLEN or 2452 * -2 if unable to create directory to filename path 2453 */ 2454int 2455gen_filenms_from_fmri(const char *fmri, const char *name, char *filename, 2456 char *temp_filename) 2457{ 2458 int len; 2459 2460 len = strlen(SMF_SPEEDY_FILES_PATH); 2461 len += strlen(fmri); 2462 len += 2; /* for slash and null */ 2463 len += strlen(name); 2464 len += 6; /* For X's needed for mkstemp */ 2465 2466 if (len > MAXPATHLEN) 2467 return (-1); 2468 2469 /* Construct directory name first - speedy path ends in slash */ 2470 (void) strcpy(filename, SMF_SPEEDY_FILES_PATH); 2471 (void) strcat(filename, fmri); 2472 if (mkdirp(filename, 0755) == -1) { 2473 /* errno is set */ 2474 if (errno != EEXIST) 2475 return (-2); 2476 } 2477 2478 (void) strcat(filename, "/"); 2479 (void) strcat(filename, name); 2480 2481 if (temp_filename) { 2482 (void) strcpy(temp_filename, filename); 2483 (void) strcat(temp_filename, "XXXXXX"); 2484 } 2485 2486 return (0); 2487} 2488