1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22 /* 23 * Copyright (c) 2004, 2010, Oracle and/or its affiliates. All rights reserved. 24 * Copyright 2013 Nexenta Systems, Inc. All rights reserved. 25 * Copyright 2018 RackTop Systems. 26 * Copyright 2020 Joyent, Inc. 27 */ 28 29 #include "libscf_impl.h" 30 31 #include <assert.h> 32 #include <libuutil.h> 33 #include <stdio.h> 34 #include <string.h> 35 #include <stdlib.h> 36 #include <sys/param.h> 37 #include <errno.h> 38 #include <libgen.h> 39 #include <assert.h> 40 #include "midlevel_impl.h" 41 #include "lowlevel_impl.h" 42 43 #ifndef NDEBUG 44 #define bad_error(func, err) { \ 45 uu_warn("%s:%d: %s failed with unexpected error %d. Aborting.\n", \ 46 __FILE__, __LINE__, func, err); \ 47 abort(); \ 48 } 49 #else 50 #define bad_error(func, err) abort() 51 #endif 52 53 /* Path to speedy files area must end with a slash */ 54 #define SMF_SPEEDY_FILES_PATH "/etc/svc/volatile/" 55 56 void 57 scf_simple_handle_destroy(scf_simple_handle_t *simple_h) 58 { 59 if (simple_h == NULL) 60 return; 61 62 scf_pg_destroy(simple_h->running_pg); 63 scf_pg_destroy(simple_h->editing_pg); 64 scf_snapshot_destroy(simple_h->snap); 65 scf_instance_destroy(simple_h->inst); 66 scf_handle_destroy(simple_h->h); 67 uu_free(simple_h); 68 } 69 70 /* 71 * Given a base service FMRI and the names of a property group and property, 72 * assemble_fmri() merges them into a property FMRI. Note that if the base 73 * FMRI is NULL, assemble_fmri() gets the base FMRI from scf_myname(). 74 */ 75 76 static char * 77 assemble_fmri(scf_handle_t *h, const char *base, const char *pg, 78 const char *prop) 79 { 80 size_t fmri_sz, pglen; 81 ssize_t baselen; 82 char *fmri_buf; 83 84 if (prop == NULL) { 85 (void) scf_set_error(SCF_ERROR_INVALID_ARGUMENT); 86 return (NULL); 87 } 88 89 if (pg == NULL) 90 pglen = strlen(SCF_PG_APP_DEFAULT); 91 else 92 pglen = strlen(pg); 93 94 if (base == NULL) { 95 if ((baselen = scf_myname(h, NULL, 0)) == -1) 96 return (NULL); 97 } else { 98 baselen = strlen(base); 99 } 100 101 fmri_sz = baselen + sizeof (SCF_FMRI_PROPERTYGRP_PREFIX) - 1 + 102 pglen + sizeof (SCF_FMRI_PROPERTY_PREFIX) - 1 + 103 strlen(prop) + 1; 104 105 if ((fmri_buf = malloc(fmri_sz)) == NULL) { 106 (void) scf_set_error(SCF_ERROR_NO_MEMORY); 107 return (NULL); 108 } 109 110 if (base == NULL) { 111 if (scf_myname(h, fmri_buf, fmri_sz) == -1) { 112 free(fmri_buf); 113 return (NULL); 114 } 115 } else { 116 (void) strcpy(fmri_buf, base); 117 } 118 119 (void) strcat(fmri_buf, SCF_FMRI_PROPERTYGRP_PREFIX); 120 121 if (pg == NULL) 122 (void) strcat(fmri_buf, SCF_PG_APP_DEFAULT); 123 else 124 (void) strcat(fmri_buf, pg); 125 126 (void) strcat(fmri_buf, SCF_FMRI_PROPERTY_PREFIX); 127 (void) strcat(fmri_buf, prop); 128 return (fmri_buf); 129 } 130 131 /* 132 * Given a property, this function allocates and fills an scf_simple_prop_t 133 * with the data it contains. 134 */ 135 136 static scf_simple_prop_t * 137 fill_prop(scf_property_t *prop, const char *pgname, const char *propname, 138 scf_handle_t *h) 139 { 140 scf_simple_prop_t *ret; 141 scf_iter_t *iter; 142 scf_value_t *val; 143 int iterret, i; 144 ssize_t valsize, numvals; 145 union scf_simple_prop_val *vallist = NULL, *vallist_backup = NULL; 146 147 if ((ret = malloc(sizeof (*ret))) == NULL) { 148 (void) scf_set_error(SCF_ERROR_NO_MEMORY); 149 return (NULL); 150 } 151 152 ret->pr_next = NULL; 153 ret->pr_pg = NULL; 154 ret->pr_iter = 0; 155 156 if (pgname == NULL) 157 ret->pr_pgname = strdup(SCF_PG_APP_DEFAULT); 158 else 159 ret->pr_pgname = strdup(pgname); 160 161 if (ret->pr_pgname == NULL) { 162 (void) scf_set_error(SCF_ERROR_NO_MEMORY); 163 free(ret); 164 return (NULL); 165 } 166 167 if ((ret->pr_propname = strdup(propname)) == NULL) { 168 (void) scf_set_error(SCF_ERROR_NO_MEMORY); 169 free(ret->pr_pgname); 170 free(ret); 171 return (NULL); 172 } 173 174 if (scf_property_type(prop, &ret->pr_type) == -1) 175 goto error3; 176 177 if ((iter = scf_iter_create(h)) == NULL) 178 goto error3; 179 if ((val = scf_value_create(h)) == NULL) { 180 scf_iter_destroy(iter); 181 goto error3; 182 } 183 184 if (scf_iter_property_values(iter, prop) == -1) 185 goto error1; 186 187 for (numvals = 0; (iterret = scf_iter_next_value(iter, val)) == 1; 188 numvals++) { 189 vallist_backup = vallist; 190 if ((vallist = realloc(vallist, (numvals + 1) * 191 sizeof (*vallist))) == NULL) { 192 vallist = vallist_backup; 193 goto error1; 194 } 195 196 switch (ret->pr_type) { 197 case SCF_TYPE_BOOLEAN: 198 if (scf_value_get_boolean(val, 199 &vallist[numvals].pv_bool) == -1) 200 goto error1; 201 break; 202 203 case SCF_TYPE_COUNT: 204 if (scf_value_get_count(val, 205 &vallist[numvals].pv_uint) == -1) 206 goto error1; 207 break; 208 209 case SCF_TYPE_INTEGER: 210 if (scf_value_get_integer(val, 211 &vallist[numvals].pv_int) == -1) 212 goto error1; 213 break; 214 215 case SCF_TYPE_TIME: 216 if (scf_value_get_time(val, 217 &vallist[numvals].pv_time.t_sec, 218 &vallist[numvals].pv_time.t_nsec) == -1) 219 goto error1; 220 break; 221 222 case SCF_TYPE_ASTRING: 223 vallist[numvals].pv_str = NULL; 224 if ((valsize = scf_value_get_astring(val, NULL, 0)) == 225 -1) 226 goto error1; 227 if ((vallist[numvals].pv_str = malloc(valsize+1)) == 228 NULL) { 229 (void) scf_set_error(SCF_ERROR_NO_MEMORY); 230 goto error1; 231 } 232 if (scf_value_get_astring(val, 233 vallist[numvals].pv_str, valsize+1) == -1) { 234 free(vallist[numvals].pv_str); 235 goto error1; 236 } 237 break; 238 239 case SCF_TYPE_USTRING: 240 case SCF_TYPE_HOST: 241 case SCF_TYPE_HOSTNAME: 242 case SCF_TYPE_NET_ADDR: 243 case SCF_TYPE_NET_ADDR_V4: 244 case SCF_TYPE_NET_ADDR_V6: 245 case SCF_TYPE_URI: 246 case SCF_TYPE_FMRI: 247 vallist[numvals].pv_str = NULL; 248 if ((valsize = scf_value_get_ustring(val, NULL, 0)) == 249 -1) 250 goto error1; 251 if ((vallist[numvals].pv_str = malloc(valsize+1)) == 252 NULL) { 253 (void) scf_set_error(SCF_ERROR_NO_MEMORY); 254 goto error1; 255 } 256 if (scf_value_get_ustring(val, 257 vallist[numvals].pv_str, valsize+1) == -1) { 258 free(vallist[numvals].pv_str); 259 goto error1; 260 } 261 break; 262 263 case SCF_TYPE_OPAQUE: 264 vallist[numvals].pv_opaque.o_value = NULL; 265 if ((valsize = scf_value_get_opaque(val, NULL, 0)) == 266 -1) 267 goto error1; 268 if ((vallist[numvals].pv_opaque.o_value = 269 malloc(valsize)) == NULL) { 270 (void) scf_set_error(SCF_ERROR_NO_MEMORY); 271 goto error1; 272 } 273 vallist[numvals].pv_opaque.o_size = valsize; 274 if (scf_value_get_opaque(val, 275 vallist[numvals].pv_opaque.o_value, 276 valsize) == -1) { 277 free(vallist[numvals].pv_opaque.o_value); 278 goto error1; 279 } 280 break; 281 282 default: 283 (void) scf_set_error(SCF_ERROR_INTERNAL); 284 goto error1; 285 286 } 287 } 288 289 if (iterret == -1) { 290 int err = scf_error(); 291 if (err != SCF_ERROR_CONNECTION_BROKEN && 292 err != SCF_ERROR_PERMISSION_DENIED) 293 (void) scf_set_error(SCF_ERROR_INTERNAL); 294 goto error1; 295 } 296 297 ret->pr_vallist = vallist; 298 ret->pr_numvalues = numvals; 299 300 scf_iter_destroy(iter); 301 (void) scf_value_destroy(val); 302 303 return (ret); 304 305 /* 306 * Exit point for a successful call. Below this line are exit points 307 * for failures at various stages during the function. 308 */ 309 310 error1: 311 if (vallist == NULL) 312 goto error2; 313 314 switch (ret->pr_type) { 315 case SCF_TYPE_ASTRING: 316 case SCF_TYPE_USTRING: 317 case SCF_TYPE_HOST: 318 case SCF_TYPE_HOSTNAME: 319 case SCF_TYPE_NET_ADDR: 320 case SCF_TYPE_NET_ADDR_V4: 321 case SCF_TYPE_NET_ADDR_V6: 322 case SCF_TYPE_URI: 323 case SCF_TYPE_FMRI: { 324 for (i = 0; i < numvals; i++) { 325 free(vallist[i].pv_str); 326 } 327 break; 328 } 329 case SCF_TYPE_OPAQUE: { 330 for (i = 0; i < numvals; i++) { 331 free(vallist[i].pv_opaque.o_value); 332 } 333 break; 334 } 335 default: 336 break; 337 } 338 339 free(vallist); 340 341 error2: 342 scf_iter_destroy(iter); 343 (void) scf_value_destroy(val); 344 345 error3: 346 free(ret->pr_pgname); 347 free(ret->pr_propname); 348 free(ret); 349 return (NULL); 350 } 351 352 /* 353 * insert_app_props iterates over a property iterator, getting all the 354 * properties from a property group, and adding or overwriting them into 355 * a simple_app_props_t. This is used by scf_simple_app_props_get to provide 356 * service/instance composition while filling the app_props_t. 357 * insert_app_props iterates over a single property group. 358 */ 359 360 static int 361 insert_app_props(scf_iter_t *propiter, char *pgname, char *propname, struct 362 scf_simple_pg *thispg, scf_property_t *prop, size_t namelen, 363 scf_handle_t *h) 364 { 365 scf_simple_prop_t *thisprop, *prevprop, *newprop; 366 uint8_t found; 367 int propiter_ret; 368 369 while ((propiter_ret = scf_iter_next_property(propiter, prop)) == 1) { 370 371 if (scf_property_get_name(prop, propname, namelen) < 0) { 372 if (scf_error() == SCF_ERROR_NOT_SET) 373 (void) scf_set_error(SCF_ERROR_INTERNAL); 374 return (-1); 375 } 376 377 thisprop = thispg->pg_proplist; 378 prevprop = thispg->pg_proplist; 379 found = 0; 380 381 while ((thisprop != NULL) && (!found)) { 382 if (strcmp(thisprop->pr_propname, propname) == 0) { 383 found = 1; 384 if ((newprop = fill_prop(prop, pgname, 385 propname, h)) == NULL) 386 return (-1); 387 388 if (thisprop == thispg->pg_proplist) 389 thispg->pg_proplist = newprop; 390 else 391 prevprop->pr_next = newprop; 392 393 newprop->pr_pg = thispg; 394 newprop->pr_next = thisprop->pr_next; 395 scf_simple_prop_free(thisprop); 396 thisprop = NULL; 397 } else { 398 if (thisprop != thispg->pg_proplist) 399 prevprop = prevprop->pr_next; 400 thisprop = thisprop->pr_next; 401 } 402 } 403 404 if (!found) { 405 if ((newprop = fill_prop(prop, pgname, propname, h)) == 406 NULL) 407 return (-1); 408 409 if (thispg->pg_proplist == NULL) 410 thispg->pg_proplist = newprop; 411 else 412 prevprop->pr_next = newprop; 413 414 newprop->pr_pg = thispg; 415 } 416 } 417 418 if (propiter_ret == -1) { 419 if (scf_error() != SCF_ERROR_CONNECTION_BROKEN) 420 (void) scf_set_error(SCF_ERROR_INTERNAL); 421 return (-1); 422 } 423 424 return (0); 425 } 426 427 428 /* 429 * Sets up e in tx to set pname's values. Returns 0 on success or -1 on 430 * failure, with scf_error() set to 431 * SCF_ERROR_HANDLE_MISMATCH - tx & e are derived from different handles 432 * SCF_ERROR_INVALID_ARGUMENT - pname or ty are invalid 433 * SCF_ERROR_NOT_BOUND - handle is not bound 434 * SCF_ERROR_CONNECTION_BROKEN - connection was broken 435 * SCF_ERROR_NOT_SET - tx has not been started 436 * SCF_ERROR_DELETED - the pg tx was started on was deleted 437 */ 438 static int 439 transaction_property_set(scf_transaction_t *tx, scf_transaction_entry_t *e, 440 const char *pname, scf_type_t ty) 441 { 442 for (;;) { 443 if (scf_transaction_property_change_type(tx, e, pname, ty) == 0) 444 return (0); 445 446 switch (scf_error()) { 447 case SCF_ERROR_HANDLE_MISMATCH: 448 case SCF_ERROR_INVALID_ARGUMENT: 449 case SCF_ERROR_NOT_BOUND: 450 case SCF_ERROR_CONNECTION_BROKEN: 451 case SCF_ERROR_NOT_SET: 452 case SCF_ERROR_DELETED: 453 default: 454 return (-1); 455 456 case SCF_ERROR_NOT_FOUND: 457 break; 458 } 459 460 if (scf_transaction_property_new(tx, e, pname, ty) == 0) 461 return (0); 462 463 switch (scf_error()) { 464 case SCF_ERROR_HANDLE_MISMATCH: 465 case SCF_ERROR_INVALID_ARGUMENT: 466 case SCF_ERROR_NOT_BOUND: 467 case SCF_ERROR_CONNECTION_BROKEN: 468 case SCF_ERROR_NOT_SET: 469 case SCF_ERROR_DELETED: 470 default: 471 return (-1); 472 473 case SCF_ERROR_EXISTS: 474 break; 475 } 476 } 477 } 478 479 static int 480 get_inst_enabled(const scf_instance_t *inst, const char *pgname) 481 { 482 scf_propertygroup_t *gpg = NULL; 483 scf_property_t *eprop = NULL; 484 scf_value_t *v = NULL; 485 scf_handle_t *h = NULL; 486 uint8_t enabled; 487 int ret = -1; 488 489 if ((h = scf_instance_handle(inst)) == NULL) 490 return (-1); 491 492 if ((gpg = scf_pg_create(h)) == NULL || 493 (eprop = scf_property_create(h)) == NULL || 494 (v = scf_value_create(h)) == NULL) 495 goto out; 496 497 if (scf_instance_get_pg(inst, pgname, gpg) || 498 scf_pg_get_property(gpg, SCF_PROPERTY_ENABLED, eprop) || 499 scf_property_get_value(eprop, v) || 500 scf_value_get_boolean(v, &enabled)) 501 goto out; 502 ret = enabled; 503 504 out: 505 scf_pg_destroy(gpg); 506 scf_property_destroy(eprop); 507 scf_value_destroy(v); 508 return (ret); 509 } 510 511 /* 512 * set_inst_enabled() is a "master" enable/disable call that takes the 513 * instance and the desired state for the enabled bit in the instance's 514 * named property group. If the group doesn't exist, it's created with the 515 * given flags. Called by smf_{dis,en}able_instance(). 516 * 517 * Note that if we're enabling, comment will be "", and we use that to clear out 518 * any old disabled comment. 519 */ 520 static int 521 set_inst_enabled(const scf_instance_t *inst, uint8_t desired, 522 const char *pgname, uint32_t pgflags, const char *comment) 523 { 524 scf_transaction_t *tx = NULL; 525 scf_transaction_entry_t *ent1 = NULL; 526 scf_transaction_entry_t *ent2 = NULL; 527 scf_propertygroup_t *gpg = NULL; 528 scf_property_t *eprop = NULL; 529 scf_value_t *v1 = NULL; 530 scf_value_t *v2 = NULL; 531 scf_handle_t *h = NULL; 532 int ret = -1; 533 int committed; 534 uint8_t b; 535 536 if ((h = scf_instance_handle(inst)) == NULL) 537 return (-1); 538 539 if ((gpg = scf_pg_create(h)) == NULL || 540 (eprop = scf_property_create(h)) == NULL || 541 (v1 = scf_value_create(h)) == NULL || 542 (v2 = scf_value_create(h)) == NULL || 543 (tx = scf_transaction_create(h)) == NULL || 544 (ent1 = scf_entry_create(h)) == NULL || 545 (ent2 = scf_entry_create(h)) == NULL) 546 goto out; 547 548 general_pg_get: 549 if (scf_instance_get_pg(inst, SCF_PG_GENERAL, gpg) == -1) { 550 if (scf_error() != SCF_ERROR_NOT_FOUND) 551 goto out; 552 553 if (scf_instance_add_pg(inst, SCF_PG_GENERAL, 554 SCF_GROUP_FRAMEWORK, SCF_PG_GENERAL_FLAGS, gpg) == -1) { 555 if (scf_error() != SCF_ERROR_EXISTS) 556 goto out; 557 goto general_pg_get; 558 } 559 } 560 561 if (strcmp(pgname, SCF_PG_GENERAL) != 0) { 562 get: 563 if (scf_instance_get_pg(inst, pgname, gpg) == -1) { 564 if (scf_error() != SCF_ERROR_NOT_FOUND) 565 goto out; 566 567 if (scf_instance_add_pg(inst, pgname, 568 SCF_GROUP_FRAMEWORK, pgflags, gpg) == -1) { 569 if (scf_error() != SCF_ERROR_EXISTS) 570 goto out; 571 goto get; 572 } 573 } 574 } 575 576 if (scf_pg_get_property(gpg, SCF_PROPERTY_ENABLED, eprop) == -1) { 577 if (scf_error() != SCF_ERROR_NOT_FOUND) 578 goto out; 579 else 580 goto set; 581 } 582 583 /* 584 * If it's already set the way we want, forgo the transaction. 585 */ 586 if (scf_property_get_value(eprop, v1) == -1) { 587 switch (scf_error()) { 588 case SCF_ERROR_CONSTRAINT_VIOLATED: 589 case SCF_ERROR_NOT_FOUND: 590 /* Misconfigured, so set anyway. */ 591 goto set; 592 593 default: 594 goto out; 595 } 596 } 597 if (scf_value_get_boolean(v1, &b) == -1) { 598 if (scf_error() != SCF_ERROR_TYPE_MISMATCH) 599 goto out; 600 goto set; 601 } 602 if (b == desired) { 603 ret = 0; 604 goto out; 605 } 606 607 set: 608 do { 609 if (scf_transaction_start(tx, gpg) == -1) 610 goto out; 611 612 if (transaction_property_set(tx, ent1, SCF_PROPERTY_ENABLED, 613 SCF_TYPE_BOOLEAN) != 0) { 614 switch (scf_error()) { 615 case SCF_ERROR_CONNECTION_BROKEN: 616 case SCF_ERROR_DELETED: 617 default: 618 goto out; 619 620 case SCF_ERROR_HANDLE_MISMATCH: 621 case SCF_ERROR_INVALID_ARGUMENT: 622 case SCF_ERROR_NOT_BOUND: 623 case SCF_ERROR_NOT_SET: 624 bad_error("transaction_property_set", 625 scf_error()); 626 } 627 } 628 629 scf_value_set_boolean(v1, desired); 630 if (scf_entry_add_value(ent1, v1) == -1) 631 goto out; 632 633 if (transaction_property_set(tx, ent2, 634 SCF_PROPERTY_COMMENT, SCF_TYPE_ASTRING) != 0) { 635 switch (scf_error()) { 636 case SCF_ERROR_CONNECTION_BROKEN: 637 case SCF_ERROR_DELETED: 638 default: 639 goto out; 640 641 case SCF_ERROR_HANDLE_MISMATCH: 642 case SCF_ERROR_INVALID_ARGUMENT: 643 case SCF_ERROR_NOT_BOUND: 644 case SCF_ERROR_NOT_SET: 645 bad_error("transaction_property_set", 646 scf_error()); 647 } 648 } 649 650 if (scf_value_set_astring(v2, comment) == -1) 651 goto out; 652 653 if (scf_entry_add_value(ent2, v2) == -1) 654 goto out; 655 656 committed = scf_transaction_commit(tx); 657 if (committed == -1) 658 goto out; 659 660 scf_transaction_reset(tx); 661 662 if (committed == 0) { /* out-of-sync */ 663 if (scf_pg_update(gpg) == -1) 664 goto out; 665 } 666 } while (committed == 0); 667 668 ret = 0; 669 670 out: 671 scf_value_destroy(v1); 672 scf_value_destroy(v2); 673 scf_entry_destroy(ent1); 674 scf_entry_destroy(ent2); 675 scf_transaction_destroy(tx); 676 scf_property_destroy(eprop); 677 scf_pg_destroy(gpg); 678 679 return (ret); 680 } 681 682 static int 683 delete_inst_enabled(const scf_instance_t *inst, const char *pgname) 684 { 685 scf_transaction_t *tx = NULL; 686 scf_transaction_entry_t *ent1 = NULL; 687 scf_transaction_entry_t *ent2 = NULL; 688 scf_propertygroup_t *gpg = NULL; 689 scf_handle_t *h = NULL; 690 int ret = -1; 691 int committed; 692 693 if ((h = scf_instance_handle(inst)) == NULL) 694 return (-1); 695 696 if ((gpg = scf_pg_create(h)) == NULL || 697 (tx = scf_transaction_create(h)) == NULL || 698 (ent1 = scf_entry_create(h)) == NULL || 699 (ent2 = scf_entry_create(h)) == NULL) 700 goto out; 701 702 if (scf_instance_get_pg(inst, pgname, gpg) != 0) 703 goto error; 704 do { 705 if (scf_transaction_start(tx, gpg) == -1) 706 goto error; 707 708 ret = scf_transaction_property_delete(tx, ent1, 709 SCF_PROPERTY_ENABLED); 710 711 if (ret == -1 && scf_error() != SCF_ERROR_DELETED && 712 scf_error() != SCF_ERROR_NOT_FOUND) 713 goto error; 714 715 ret = scf_transaction_property_delete(tx, ent2, 716 SCF_PROPERTY_COMMENT); 717 718 if (ret == -1 && scf_error() != SCF_ERROR_DELETED && 719 scf_error() != SCF_ERROR_NOT_FOUND) 720 goto error; 721 722 if ((committed = scf_transaction_commit(tx)) == -1) 723 goto error; 724 725 scf_transaction_reset(tx); 726 727 if (committed == 0 && scf_pg_update(gpg) == -1) 728 goto error; 729 } while (committed == 0); 730 731 ret = 0; 732 goto out; 733 734 error: 735 switch (scf_error()) { 736 case SCF_ERROR_DELETED: 737 case SCF_ERROR_NOT_FOUND: 738 /* success */ 739 ret = 0; 740 } 741 742 out: 743 scf_entry_destroy(ent1); 744 scf_entry_destroy(ent2); 745 scf_transaction_destroy(tx); 746 scf_pg_destroy(gpg); 747 748 return (ret); 749 } 750 751 /* 752 * Returns 0 on success or -1 on failure. On failure leaves scf_error() set to 753 * SCF_ERROR_HANDLE_DESTROYED - inst's handle has been destroyed 754 * SCF_ERROR_NOT_BOUND - inst's handle is not bound 755 * SCF_ERROR_CONNECTION_BROKEN - the repository connection was broken 756 * SCF_ERROR_NOT_SET - inst is not set 757 * SCF_ERROR_DELETED - inst was deleted 758 * SCF_ERROR_PERMISSION_DENIED 759 * SCF_ERROR_BACKEND_ACCESS 760 * SCF_ERROR_BACKEND_READONLY 761 */ 762 static int 763 set_inst_action_inst(scf_instance_t *inst, const char *action) 764 { 765 scf_handle_t *h; 766 scf_transaction_t *tx = NULL; 767 scf_transaction_entry_t *ent = NULL; 768 scf_propertygroup_t *pg = NULL; 769 scf_property_t *prop = NULL; 770 scf_value_t *v = NULL; 771 int trans, ret = -1; 772 int64_t t; 773 hrtime_t timestamp; 774 775 if ((h = scf_instance_handle(inst)) == NULL || 776 (pg = scf_pg_create(h)) == NULL || 777 (prop = scf_property_create(h)) == NULL || 778 (v = scf_value_create(h)) == NULL || 779 (tx = scf_transaction_create(h)) == NULL || 780 (ent = scf_entry_create(h)) == NULL) 781 goto out; 782 783 get: 784 if (scf_instance_get_pg(inst, SCF_PG_RESTARTER_ACTIONS, pg) == -1) { 785 switch (scf_error()) { 786 case SCF_ERROR_NOT_BOUND: 787 case SCF_ERROR_CONNECTION_BROKEN: 788 case SCF_ERROR_NOT_SET: 789 case SCF_ERROR_DELETED: 790 default: 791 goto out; 792 793 case SCF_ERROR_NOT_FOUND: 794 break; 795 796 case SCF_ERROR_HANDLE_MISMATCH: 797 case SCF_ERROR_INVALID_ARGUMENT: 798 bad_error("scf_instance_get_pg", scf_error()); 799 } 800 801 /* Try creating the restarter_actions property group. */ 802 add: 803 if (scf_instance_add_pg(inst, SCF_PG_RESTARTER_ACTIONS, 804 SCF_PG_RESTARTER_ACTIONS_TYPE, 805 SCF_PG_RESTARTER_ACTIONS_FLAGS, pg) == -1) { 806 switch (scf_error()) { 807 case SCF_ERROR_NOT_BOUND: 808 case SCF_ERROR_CONNECTION_BROKEN: 809 case SCF_ERROR_NOT_SET: 810 case SCF_ERROR_DELETED: 811 case SCF_ERROR_PERMISSION_DENIED: 812 case SCF_ERROR_BACKEND_ACCESS: 813 case SCF_ERROR_BACKEND_READONLY: 814 default: 815 goto out; 816 817 case SCF_ERROR_EXISTS: 818 goto get; 819 820 case SCF_ERROR_HANDLE_MISMATCH: 821 case SCF_ERROR_INVALID_ARGUMENT: 822 bad_error("scf_instance_add_pg", scf_error()); 823 } 824 } 825 } 826 827 for (;;) { 828 timestamp = gethrtime(); 829 830 if (scf_pg_get_property(pg, action, prop) != 0) { 831 switch (scf_error()) { 832 case SCF_ERROR_CONNECTION_BROKEN: 833 default: 834 goto out; 835 836 case SCF_ERROR_DELETED: 837 goto add; 838 839 case SCF_ERROR_NOT_FOUND: 840 break; 841 842 case SCF_ERROR_HANDLE_MISMATCH: 843 case SCF_ERROR_INVALID_ARGUMENT: 844 case SCF_ERROR_NOT_BOUND: 845 case SCF_ERROR_NOT_SET: 846 bad_error("scf_pg_get_property", scf_error()); 847 } 848 } else if (scf_property_get_value(prop, v) != 0) { 849 switch (scf_error()) { 850 case SCF_ERROR_CONNECTION_BROKEN: 851 default: 852 goto out; 853 854 case SCF_ERROR_DELETED: 855 goto add; 856 857 case SCF_ERROR_CONSTRAINT_VIOLATED: 858 case SCF_ERROR_NOT_FOUND: 859 break; 860 861 case SCF_ERROR_HANDLE_MISMATCH: 862 case SCF_ERROR_NOT_BOUND: 863 case SCF_ERROR_NOT_SET: 864 bad_error("scf_property_get_value", 865 scf_error()); 866 } 867 } else if (scf_value_get_integer(v, &t) != 0) { 868 bad_error("scf_value_get_integer", scf_error()); 869 } else if (t > timestamp) { 870 break; 871 } 872 873 if (scf_transaction_start(tx, pg) == -1) { 874 switch (scf_error()) { 875 case SCF_ERROR_NOT_BOUND: 876 case SCF_ERROR_CONNECTION_BROKEN: 877 case SCF_ERROR_PERMISSION_DENIED: 878 case SCF_ERROR_BACKEND_ACCESS: 879 case SCF_ERROR_BACKEND_READONLY: 880 default: 881 goto out; 882 883 case SCF_ERROR_DELETED: 884 goto add; 885 886 case SCF_ERROR_HANDLE_MISMATCH: 887 case SCF_ERROR_NOT_SET: 888 case SCF_ERROR_IN_USE: 889 bad_error("scf_transaction_start", scf_error()); 890 } 891 } 892 893 if (transaction_property_set(tx, ent, action, 894 SCF_TYPE_INTEGER) != 0) { 895 switch (scf_error()) { 896 case SCF_ERROR_NOT_BOUND: 897 case SCF_ERROR_CONNECTION_BROKEN: 898 case SCF_ERROR_DELETED: 899 default: 900 goto out; 901 902 case SCF_ERROR_HANDLE_MISMATCH: 903 case SCF_ERROR_INVALID_ARGUMENT: 904 case SCF_ERROR_NOT_SET: 905 bad_error("transaction_property_set", 906 scf_error()); 907 } 908 } 909 910 scf_value_set_integer(v, timestamp); 911 if (scf_entry_add_value(ent, v) == -1) 912 bad_error("scf_entry_add_value", scf_error()); 913 914 trans = scf_transaction_commit(tx); 915 if (trans == 1) 916 break; 917 918 if (trans != 0) { 919 switch (scf_error()) { 920 case SCF_ERROR_CONNECTION_BROKEN: 921 case SCF_ERROR_PERMISSION_DENIED: 922 case SCF_ERROR_BACKEND_ACCESS: 923 case SCF_ERROR_BACKEND_READONLY: 924 default: 925 goto out; 926 927 case SCF_ERROR_DELETED: 928 scf_transaction_reset(tx); 929 goto add; 930 931 case SCF_ERROR_INVALID_ARGUMENT: 932 case SCF_ERROR_NOT_BOUND: 933 case SCF_ERROR_NOT_SET: 934 bad_error("scf_transaction_commit", 935 scf_error()); 936 } 937 } 938 939 scf_transaction_reset(tx); 940 if (scf_pg_update(pg) == -1) { 941 switch (scf_error()) { 942 case SCF_ERROR_CONNECTION_BROKEN: 943 default: 944 goto out; 945 946 case SCF_ERROR_DELETED: 947 goto add; 948 949 case SCF_ERROR_NOT_SET: 950 case SCF_ERROR_NOT_BOUND: 951 bad_error("scf_pg_update", scf_error()); 952 } 953 } 954 } 955 956 ret = 0; 957 958 out: 959 scf_value_destroy(v); 960 scf_entry_destroy(ent); 961 scf_transaction_destroy(tx); 962 scf_property_destroy(prop); 963 scf_pg_destroy(pg); 964 return (ret); 965 } 966 967 static int 968 set_inst_action(const char *fmri, const char *action) 969 { 970 scf_handle_t *h; 971 scf_instance_t *inst; 972 int ret = -1; 973 974 h = _scf_handle_create_and_bind(SCF_VERSION); 975 if (h == NULL) 976 return (-1); 977 978 inst = scf_instance_create(h); 979 980 if (inst != NULL) { 981 if (scf_handle_decode_fmri(h, fmri, NULL, NULL, inst, NULL, 982 NULL, SCF_DECODE_FMRI_EXACT) == 0) { 983 ret = set_inst_action_inst(inst, action); 984 if (ret == -1 && scf_error() == SCF_ERROR_DELETED) 985 (void) scf_set_error(SCF_ERROR_NOT_FOUND); 986 } else { 987 switch (scf_error()) { 988 case SCF_ERROR_CONSTRAINT_VIOLATED: 989 (void) scf_set_error( 990 SCF_ERROR_INVALID_ARGUMENT); 991 break; 992 case SCF_ERROR_DELETED: 993 (void) scf_set_error(SCF_ERROR_NOT_FOUND); 994 break; 995 } 996 } 997 998 scf_instance_destroy(inst); 999 } 1000 1001 scf_handle_destroy(h); 1002 1003 return (ret); 1004 } 1005 1006 1007 /* 1008 * get_inst_state() gets the state string from an instance, and returns 1009 * the SCF_STATE_* constant that coincides with the instance's current state. 1010 */ 1011 1012 static int 1013 get_inst_state(scf_instance_t *inst, scf_handle_t *h) 1014 { 1015 scf_propertygroup_t *pg = NULL; 1016 scf_property_t *prop = NULL; 1017 scf_value_t *val = NULL; 1018 char state[MAX_SCF_STATE_STRING_SZ]; 1019 int ret = -1; 1020 1021 if (((pg = scf_pg_create(h)) == NULL) || 1022 ((prop = scf_property_create(h)) == NULL) || 1023 ((val = scf_value_create(h)) == NULL)) 1024 goto out; 1025 1026 /* Pull the state property from the instance */ 1027 1028 if (scf_instance_get_pg(inst, SCF_PG_RESTARTER, pg) == -1 || 1029 scf_pg_get_property(pg, SCF_PROPERTY_STATE, prop) == -1 || 1030 scf_property_get_value(prop, val) == -1) { 1031 if (scf_error() != SCF_ERROR_CONNECTION_BROKEN) 1032 (void) scf_set_error(SCF_ERROR_INTERNAL); 1033 goto out; 1034 } 1035 1036 if (scf_value_get_astring(val, state, sizeof (state)) <= 0) { 1037 (void) scf_set_error(SCF_ERROR_INTERNAL); 1038 goto out; 1039 } 1040 1041 if (strcmp(state, SCF_STATE_STRING_UNINIT) == 0) { 1042 ret = SCF_STATE_UNINIT; 1043 } else if (strcmp(state, SCF_STATE_STRING_MAINT) == 0) { 1044 ret = SCF_STATE_MAINT; 1045 } else if (strcmp(state, SCF_STATE_STRING_OFFLINE) == 0) { 1046 ret = SCF_STATE_OFFLINE; 1047 } else if (strcmp(state, SCF_STATE_STRING_DISABLED) == 0) { 1048 ret = SCF_STATE_DISABLED; 1049 } else if (strcmp(state, SCF_STATE_STRING_ONLINE) == 0) { 1050 ret = SCF_STATE_ONLINE; 1051 } else if (strcmp(state, SCF_STATE_STRING_DEGRADED) == 0) { 1052 ret = SCF_STATE_DEGRADED; 1053 } 1054 1055 out: 1056 scf_pg_destroy(pg); 1057 scf_property_destroy(prop); 1058 (void) scf_value_destroy(val); 1059 1060 return (ret); 1061 } 1062 1063 /* 1064 * Sets an instance to be enabled or disabled after reboot, using the 1065 * temporary (overriding) general_ovr property group to reflect the 1066 * present state, if it is different. 1067 */ 1068 static int 1069 set_inst_enabled_atboot(scf_instance_t *inst, uint8_t desired, 1070 const char *comment) 1071 { 1072 int enabled; 1073 int persistent; 1074 int ret = -1; 1075 1076 if ((persistent = get_inst_enabled(inst, SCF_PG_GENERAL)) < 0) { 1077 if (scf_error() != SCF_ERROR_NOT_FOUND) 1078 goto out; 1079 persistent = B_FALSE; 1080 } 1081 if ((enabled = get_inst_enabled(inst, SCF_PG_GENERAL_OVR)) < 0) { 1082 enabled = persistent; 1083 if (persistent != desired) { 1084 /* 1085 * Temporarily store the present enabled state. 1086 */ 1087 if (set_inst_enabled(inst, persistent, 1088 SCF_PG_GENERAL_OVR, SCF_PG_GENERAL_OVR_FLAGS, 1089 comment)) 1090 goto out; 1091 } 1092 } 1093 if (persistent != desired) 1094 if (set_inst_enabled(inst, desired, SCF_PG_GENERAL, 1095 SCF_PG_GENERAL_FLAGS, comment)) 1096 goto out; 1097 if (enabled == desired) 1098 ret = delete_inst_enabled(inst, SCF_PG_GENERAL_OVR); 1099 else 1100 ret = 0; 1101 1102 out: 1103 return (ret); 1104 } 1105 1106 static int 1107 set_inst_enabled_flags(const char *fmri, int flags, uint8_t desired, 1108 const char *comment) 1109 { 1110 int ret = -1; 1111 scf_handle_t *h; 1112 scf_instance_t *inst; 1113 1114 if (flags & ~(SMF_TEMPORARY | SMF_AT_NEXT_BOOT) || 1115 flags & SMF_TEMPORARY && flags & SMF_AT_NEXT_BOOT) { 1116 (void) scf_set_error(SCF_ERROR_INVALID_ARGUMENT); 1117 return (ret); 1118 } 1119 1120 if ((h = _scf_handle_create_and_bind(SCF_VERSION)) == NULL) 1121 return (ret); 1122 1123 if ((inst = scf_instance_create(h)) == NULL) { 1124 scf_handle_destroy(h); 1125 return (ret); 1126 } 1127 1128 if (scf_handle_decode_fmri(h, fmri, NULL, NULL, inst, NULL, NULL, 1129 SCF_DECODE_FMRI_EXACT) == -1) { 1130 if (scf_error() == SCF_ERROR_CONSTRAINT_VIOLATED) 1131 (void) scf_set_error(SCF_ERROR_INVALID_ARGUMENT); 1132 goto out; 1133 } 1134 1135 if (flags & SMF_AT_NEXT_BOOT) { 1136 ret = set_inst_enabled_atboot(inst, desired, comment); 1137 } else { 1138 if (set_inst_enabled(inst, desired, flags & SMF_TEMPORARY ? 1139 SCF_PG_GENERAL_OVR : SCF_PG_GENERAL, flags & SMF_TEMPORARY ? 1140 SCF_PG_GENERAL_OVR_FLAGS : SCF_PG_GENERAL_FLAGS, comment)) 1141 goto out; 1142 1143 /* 1144 * Make the persistent value effective by deleting the 1145 * temporary one. 1146 */ 1147 if (flags & SMF_TEMPORARY) 1148 ret = 0; 1149 else 1150 ret = delete_inst_enabled(inst, SCF_PG_GENERAL_OVR); 1151 } 1152 1153 out: 1154 scf_instance_destroy(inst); 1155 scf_handle_destroy(h); 1156 if (ret == -1 && scf_error() == SCF_ERROR_DELETED) 1157 (void) scf_set_error(SCF_ERROR_NOT_FOUND); 1158 return (ret); 1159 } 1160 1161 /* 1162 * Create and return a pg from the instance associated with the given handle. 1163 * This function is only called in scf_transaction_setup and 1164 * scf_transaction_restart where the h->rh_instance pointer is properly filled 1165 * in by scf_general_setup_pg(). 1166 */ 1167 static scf_propertygroup_t * 1168 get_instance_pg(scf_simple_handle_t *simple_h) 1169 { 1170 scf_propertygroup_t *ret_pg = scf_pg_create(simple_h->h); 1171 char *pg_name; 1172 ssize_t namelen; 1173 1174 if (ret_pg == NULL) { 1175 return (NULL); 1176 } 1177 1178 namelen = scf_limit(SCF_LIMIT_MAX_NAME_LENGTH) + 1; 1179 assert(namelen > 0); 1180 1181 if ((pg_name = malloc(namelen)) == NULL) { 1182 if (scf_error() == SCF_ERROR_NOT_SET) { 1183 (void) scf_set_error(SCF_ERROR_NO_MEMORY); 1184 } 1185 return (NULL); 1186 } 1187 1188 if (scf_pg_get_name(simple_h->running_pg, pg_name, namelen) < 0) { 1189 if (scf_error() == SCF_ERROR_NOT_SET) { 1190 (void) scf_set_error(SCF_ERROR_INTERNAL); 1191 } 1192 return (NULL); 1193 } 1194 1195 /* Get pg from instance */ 1196 if (scf_instance_get_pg(simple_h->inst, pg_name, ret_pg) == -1) { 1197 return (NULL); 1198 } 1199 1200 return (ret_pg); 1201 } 1202 1203 int 1204 smf_enable_instance(const char *fmri, int flags) 1205 { 1206 return (set_inst_enabled_flags(fmri, flags, B_TRUE, "")); 1207 } 1208 1209 int 1210 smf_disable_instance_with_comment(const char *fmri, int flags, 1211 const char *comment) 1212 { 1213 return (set_inst_enabled_flags(fmri, flags, B_FALSE, comment)); 1214 } 1215 1216 int 1217 smf_disable_instance(const char *fmri, int flags) 1218 { 1219 return (set_inst_enabled_flags(fmri, flags, B_FALSE, "")); 1220 } 1221 int 1222 _smf_refresh_instance_i(scf_instance_t *inst) 1223 { 1224 return (set_inst_action_inst(inst, SCF_PROPERTY_REFRESH)); 1225 } 1226 1227 int 1228 _smf_refresh_all_instances(scf_service_t *s) 1229 { 1230 scf_handle_t *h = scf_service_handle(s); 1231 scf_instance_t *i = scf_instance_create(h); 1232 scf_iter_t *it = scf_iter_create(h); 1233 int err, r = -1; 1234 1235 if (h == NULL || i == NULL || it == NULL) 1236 goto error; 1237 1238 if (scf_iter_service_instances(it, s) != 0) 1239 goto error; 1240 1241 while ((err = scf_iter_next_instance(it, i)) == 1) 1242 if (_smf_refresh_instance_i(i) != 0) 1243 goto error; 1244 1245 if (err == -1) 1246 goto error; 1247 1248 r = 0; 1249 error: 1250 scf_instance_destroy(i); 1251 scf_iter_destroy(it); 1252 1253 return (r); 1254 } 1255 1256 int 1257 smf_refresh_instance(const char *instance) 1258 { 1259 return (set_inst_action(instance, SCF_PROPERTY_REFRESH)); 1260 } 1261 1262 int 1263 smf_restart_instance(const char *instance) 1264 { 1265 return (set_inst_action(instance, SCF_PROPERTY_RESTART)); 1266 } 1267 1268 int 1269 smf_maintain_instance(const char *instance, int flags) 1270 { 1271 if (flags & SMF_TEMPORARY) 1272 return (set_inst_action(instance, 1273 (flags & SMF_IMMEDIATE) ? 1274 SCF_PROPERTY_MAINT_ON_IMMTEMP : 1275 SCF_PROPERTY_MAINT_ON_TEMPORARY)); 1276 else 1277 return (set_inst_action(instance, 1278 (flags & SMF_IMMEDIATE) ? 1279 SCF_PROPERTY_MAINT_ON_IMMEDIATE : 1280 SCF_PROPERTY_MAINT_ON)); 1281 } 1282 1283 int 1284 smf_degrade_instance(const char *instance, int flags) 1285 { 1286 scf_simple_prop_t *prop; 1287 const char *state_str; 1288 1289 if (flags & SMF_TEMPORARY) 1290 return (scf_set_error(SCF_ERROR_INVALID_ARGUMENT)); 1291 1292 if ((prop = scf_simple_prop_get(NULL, instance, SCF_PG_RESTARTER, 1293 SCF_PROPERTY_STATE)) == NULL) 1294 return (SCF_FAILED); 1295 1296 if ((state_str = scf_simple_prop_next_astring(prop)) == NULL) { 1297 scf_simple_prop_free(prop); 1298 return (SCF_FAILED); 1299 } 1300 1301 if (strcmp(state_str, SCF_STATE_STRING_ONLINE) != 0) { 1302 scf_simple_prop_free(prop); 1303 return (scf_set_error(SCF_ERROR_CONSTRAINT_VIOLATED)); 1304 } 1305 scf_simple_prop_free(prop); 1306 1307 return (set_inst_action(instance, (flags & SMF_IMMEDIATE) ? 1308 SCF_PROPERTY_DEGRADE_IMMEDIATE : SCF_PROPERTY_DEGRADED)); 1309 } 1310 1311 int 1312 smf_restore_instance(const char *instance) 1313 { 1314 scf_simple_prop_t *prop; 1315 const char *state_str; 1316 int ret; 1317 1318 if ((prop = scf_simple_prop_get(NULL, instance, SCF_PG_RESTARTER, 1319 SCF_PROPERTY_STATE)) == NULL) 1320 return (SCF_FAILED); 1321 1322 if ((state_str = scf_simple_prop_next_astring(prop)) == NULL) { 1323 scf_simple_prop_free(prop); 1324 return (SCF_FAILED); 1325 } 1326 1327 if (strcmp(state_str, SCF_STATE_STRING_MAINT) == 0) { 1328 ret = set_inst_action(instance, SCF_PROPERTY_MAINT_OFF); 1329 } else if (strcmp(state_str, SCF_STATE_STRING_DEGRADED) == 0) { 1330 ret = set_inst_action(instance, SCF_PROPERTY_RESTORE); 1331 } else { 1332 ret = scf_set_error(SCF_ERROR_CONSTRAINT_VIOLATED); 1333 } 1334 1335 scf_simple_prop_free(prop); 1336 return (ret); 1337 } 1338 1339 char * 1340 smf_get_state(const char *instance) 1341 { 1342 scf_simple_prop_t *prop; 1343 const char *state_str; 1344 char *ret; 1345 1346 if ((prop = scf_simple_prop_get(NULL, instance, SCF_PG_RESTARTER, 1347 SCF_PROPERTY_STATE)) == NULL) 1348 return (NULL); 1349 1350 if ((state_str = scf_simple_prop_next_astring(prop)) == NULL) { 1351 scf_simple_prop_free(prop); 1352 return (NULL); 1353 } 1354 1355 if ((ret = strdup(state_str)) == NULL) 1356 (void) scf_set_error(SCF_ERROR_NO_MEMORY); 1357 1358 scf_simple_prop_free(prop); 1359 return (ret); 1360 } 1361 1362 /* 1363 * scf_general_pg_setup(fmri, pg_name) 1364 * Create a scf_simple_handle_t and fill in the instance, snapshot, and 1365 * property group fields associated with the given fmri and property group 1366 * name. 1367 * Returns: 1368 * Handle on success 1369 * Null on error with scf_error set to: 1370 * SCF_ERROR_HANDLE_MISMATCH, 1371 * SCF_ERROR_INVALID_ARGUMENT, 1372 * SCF_ERROR_CONSTRAINT_VIOLATED, 1373 * SCF_ERROR_NOT_FOUND, 1374 * SCF_ERROR_NOT_SET, 1375 * SCF_ERROR_DELETED, 1376 * SCF_ERROR_NOT_BOUND, 1377 * SCF_ERROR_CONNECTION_BROKEN, 1378 * SCF_ERROR_INTERNAL, 1379 * SCF_ERROR_NO_RESOURCES, 1380 * SCF_ERROR_BACKEND_ACCESS 1381 */ 1382 scf_simple_handle_t * 1383 scf_general_pg_setup(const char *fmri, const char *pg_name) 1384 { 1385 scf_simple_handle_t *ret; 1386 1387 ret = uu_zalloc(sizeof (*ret)); 1388 if (ret == NULL) { 1389 (void) scf_set_error(SCF_ERROR_NO_MEMORY); 1390 return (NULL); 1391 } else { 1392 1393 ret->h = _scf_handle_create_and_bind(SCF_VERSION); 1394 ret->inst = scf_instance_create(ret->h); 1395 ret->snap = scf_snapshot_create(ret->h); 1396 ret->running_pg = scf_pg_create(ret->h); 1397 } 1398 1399 if ((ret->h == NULL) || (ret->inst == NULL) || 1400 (ret->snap == NULL) || (ret->running_pg == NULL)) { 1401 goto out; 1402 } 1403 1404 if (scf_handle_decode_fmri(ret->h, fmri, NULL, NULL, ret->inst, 1405 NULL, NULL, 0) == -1) { 1406 goto out; 1407 } 1408 1409 if ((scf_instance_get_snapshot(ret->inst, "running", ret->snap)) 1410 != 0) { 1411 goto out; 1412 } 1413 1414 if (scf_instance_get_pg_composed(ret->inst, ret->snap, pg_name, 1415 ret->running_pg) != 0) { 1416 goto out; 1417 } 1418 1419 return (ret); 1420 1421 out: 1422 scf_simple_handle_destroy(ret); 1423 return (NULL); 1424 } 1425 1426 /* 1427 * scf_transaction_setup(h) 1428 * creates and starts the transaction 1429 * Returns: 1430 * transaction on success 1431 * NULL on failure with scf_error set to: 1432 * SCF_ERROR_NO_MEMORY, 1433 * SCF_ERROR_INVALID_ARGUMENT, 1434 * SCF_ERROR_HANDLE_DESTROYED, 1435 * SCF_ERROR_INTERNAL, 1436 * SCF_ERROR_NO_RESOURCES, 1437 * SCF_ERROR_NOT_BOUND, 1438 * SCF_ERROR_CONNECTION_BROKEN, 1439 * SCF_ERROR_NOT_SET, 1440 * SCF_ERROR_DELETED, 1441 * SCF_ERROR_CONSTRAINT_VIOLATED, 1442 * SCF_ERROR_HANDLE_MISMATCH, 1443 * SCF_ERROR_BACKEND_ACCESS, 1444 * SCF_ERROR_IN_USE 1445 */ 1446 scf_transaction_t * 1447 scf_transaction_setup(scf_simple_handle_t *simple_h) 1448 { 1449 scf_transaction_t *tx = NULL; 1450 1451 if ((tx = scf_transaction_create(simple_h->h)) == NULL) { 1452 return (NULL); 1453 } 1454 1455 if ((simple_h->editing_pg = get_instance_pg(simple_h)) == NULL) { 1456 return (NULL); 1457 } 1458 1459 if (scf_transaction_start(tx, simple_h->editing_pg) == -1) { 1460 scf_pg_destroy(simple_h->editing_pg); 1461 simple_h->editing_pg = NULL; 1462 return (NULL); 1463 } 1464 1465 return (tx); 1466 } 1467 1468 int 1469 scf_transaction_restart(scf_simple_handle_t *simple_h, scf_transaction_t *tx) 1470 { 1471 scf_transaction_reset(tx); 1472 1473 if (scf_pg_update(simple_h->editing_pg) == -1) { 1474 return (SCF_FAILED); 1475 } 1476 1477 if (scf_transaction_start(tx, simple_h->editing_pg) == -1) { 1478 return (SCF_FAILED); 1479 } 1480 1481 return (SCF_SUCCESS); 1482 } 1483 1484 /* 1485 * scf_read_count_property(scf_simple_handle_t *simple_h, char *prop_name, 1486 * uint64_t *ret_count) 1487 * 1488 * For the given property name, return the count value. 1489 * RETURNS: 1490 * SCF_SUCCESS 1491 * SCF_FAILED on failure with scf_error() set to: 1492 * SCF_ERROR_HANDLE_DESTROYED 1493 * SCF_ERROR_INTERNAL 1494 * SCF_ERROR_NO_RESOURCES 1495 * SCF_ERROR_NO_MEMORY 1496 * SCF_ERROR_HANDLE_MISMATCH 1497 * SCF_ERROR_INVALID_ARGUMENT 1498 * SCF_ERROR_NOT_BOUND 1499 * SCF_ERROR_CONNECTION_BROKEN 1500 * SCF_ERROR_NOT_SET 1501 * SCF_ERROR_DELETED 1502 * SCF_ERROR_BACKEND_ACCESS 1503 * SCF_ERROR_CONSTRAINT_VIOLATED 1504 * SCF_ERROR_TYPE_MISMATCH 1505 */ 1506 int 1507 scf_read_count_property( 1508 scf_simple_handle_t *simple_h, 1509 char *prop_name, 1510 uint64_t *ret_count) 1511 { 1512 scf_property_t *prop = scf_property_create(simple_h->h); 1513 scf_value_t *val = scf_value_create(simple_h->h); 1514 int ret = SCF_FAILED; 1515 1516 if ((val == NULL) || (prop == NULL)) { 1517 goto out; 1518 } 1519 1520 /* 1521 * Get the property struct that goes with this property group and 1522 * property name. 1523 */ 1524 if (scf_pg_get_property(simple_h->running_pg, prop_name, prop) != 0) { 1525 goto out; 1526 } 1527 1528 /* Get the value structure */ 1529 if (scf_property_get_value(prop, val) == -1) { 1530 goto out; 1531 } 1532 1533 /* 1534 * Now get the count value. 1535 */ 1536 if (scf_value_get_count(val, ret_count) == -1) { 1537 goto out; 1538 } 1539 1540 ret = SCF_SUCCESS; 1541 1542 out: 1543 scf_property_destroy(prop); 1544 scf_value_destroy(val); 1545 return (ret); 1546 } 1547 1548 /* 1549 * scf_trans_add_count_property(trans, propname, count, create_flag) 1550 * 1551 * Set a count property transaction entry into the pending SMF transaction. 1552 * The transaction is created and committed outside of this function. 1553 * Returns: 1554 * SCF_SUCCESS 1555 * SCF_FAILED on failure with scf_error() set to: 1556 * SCF_ERROR_HANDLE_DESTROYED, 1557 * SCF_ERROR_INVALID_ARGUMENT, 1558 * SCF_ERROR_NO_MEMORY, 1559 * SCF_ERROR_HANDLE_MISMATCH, 1560 * SCF_ERROR_NOT_SET, 1561 * SCF_ERROR_IN_USE, 1562 * SCF_ERROR_NOT_FOUND, 1563 * SCF_ERROR_EXISTS, 1564 * SCF_ERROR_TYPE_MISMATCH, 1565 * SCF_ERROR_NOT_BOUND, 1566 * SCF_ERROR_CONNECTION_BROKEN, 1567 * SCF_ERROR_INTERNAL, 1568 * SCF_ERROR_DELETED, 1569 * SCF_ERROR_NO_RESOURCES, 1570 * SCF_ERROR_BACKEND_ACCESS 1571 */ 1572 int 1573 scf_set_count_property( 1574 scf_transaction_t *trans, 1575 char *propname, 1576 uint64_t count, 1577 boolean_t create_flag) 1578 { 1579 scf_handle_t *handle = scf_transaction_handle(trans); 1580 scf_value_t *value = scf_value_create(handle); 1581 scf_transaction_entry_t *entry = scf_entry_create(handle); 1582 1583 if ((value == NULL) || (entry == NULL)) { 1584 return (SCF_FAILED); 1585 } 1586 1587 /* 1588 * Property must be set in transaction and won't take 1589 * effect until the transaction is committed. 1590 * 1591 * Attempt to change the current value. However, create new property 1592 * if it doesn't exist and the create flag is set. 1593 */ 1594 if (scf_transaction_property_change(trans, entry, propname, 1595 SCF_TYPE_COUNT) == 0) { 1596 scf_value_set_count(value, count); 1597 if (scf_entry_add_value(entry, value) == 0) { 1598 return (SCF_SUCCESS); 1599 } 1600 } else { 1601 if ((create_flag == B_TRUE) && 1602 (scf_error() == SCF_ERROR_NOT_FOUND)) { 1603 if (scf_transaction_property_new(trans, entry, propname, 1604 SCF_TYPE_COUNT) == 0) { 1605 scf_value_set_count(value, count); 1606 if (scf_entry_add_value(entry, value) == 0) { 1607 return (SCF_SUCCESS); 1608 } 1609 } 1610 } 1611 } 1612 1613 /* 1614 * cleanup if there were any errors that didn't leave these 1615 * values where they would be cleaned up later. 1616 */ 1617 if (value != NULL) 1618 scf_value_destroy(value); 1619 if (entry != NULL) 1620 scf_entry_destroy(entry); 1621 return (SCF_FAILED); 1622 } 1623 1624 int 1625 scf_simple_walk_instances(uint_t state_flags, void *private, 1626 int (*inst_callback)(scf_handle_t *, scf_instance_t *, void *)) 1627 { 1628 scf_scope_t *scope = NULL; 1629 scf_service_t *svc = NULL; 1630 scf_instance_t *inst = NULL; 1631 scf_iter_t *svc_iter = NULL, *inst_iter = NULL; 1632 scf_handle_t *h = NULL; 1633 int ret = SCF_FAILED; 1634 int svc_iter_ret, inst_iter_ret; 1635 int inst_state; 1636 1637 if ((h = _scf_handle_create_and_bind(SCF_VERSION)) == NULL) 1638 return (ret); 1639 1640 if (((scope = scf_scope_create(h)) == NULL) || 1641 ((svc = scf_service_create(h)) == NULL) || 1642 ((inst = scf_instance_create(h)) == NULL) || 1643 ((svc_iter = scf_iter_create(h)) == NULL) || 1644 ((inst_iter = scf_iter_create(h)) == NULL)) 1645 goto out; 1646 1647 /* 1648 * Get the local scope, and set up nested iteration through every 1649 * local service, and every instance of every service. 1650 */ 1651 1652 if ((scf_handle_get_local_scope(h, scope) != SCF_SUCCESS) || 1653 (scf_iter_scope_services(svc_iter, scope) != SCF_SUCCESS)) 1654 goto out; 1655 1656 while ((svc_iter_ret = scf_iter_next_service(svc_iter, svc)) > 0) { 1657 1658 if ((scf_iter_service_instances(inst_iter, svc)) != 1659 SCF_SUCCESS) 1660 goto out; 1661 1662 while ((inst_iter_ret = 1663 scf_iter_next_instance(inst_iter, inst)) > 0) { 1664 /* 1665 * If get_inst_state fails from an internal error, 1666 * IE, being unable to get the property group or 1667 * property containing the state of the instance, 1668 * we continue instead of failing, as this might just 1669 * be an improperly configured instance. 1670 */ 1671 if ((inst_state = get_inst_state(inst, h)) == -1) { 1672 if (scf_error() == SCF_ERROR_INTERNAL) { 1673 continue; 1674 } else { 1675 goto out; 1676 } 1677 } 1678 1679 if ((uint_t)inst_state & state_flags) { 1680 if (inst_callback(h, inst, private) != 1681 SCF_SUCCESS) { 1682 (void) scf_set_error( 1683 SCF_ERROR_CALLBACK_FAILED); 1684 goto out; 1685 } 1686 } 1687 } 1688 1689 if (inst_iter_ret == -1) 1690 goto out; 1691 scf_iter_reset(inst_iter); 1692 } 1693 1694 if (svc_iter_ret != -1) 1695 ret = SCF_SUCCESS; 1696 1697 out: 1698 scf_scope_destroy(scope); 1699 scf_service_destroy(svc); 1700 scf_instance_destroy(inst); 1701 scf_iter_destroy(svc_iter); 1702 scf_iter_destroy(inst_iter); 1703 scf_handle_destroy(h); 1704 1705 return (ret); 1706 } 1707 1708 1709 scf_simple_prop_t * 1710 scf_simple_prop_get(scf_handle_t *hin, const char *instance, const char *pgname, 1711 const char *propname) 1712 { 1713 char *fmri_buf, *svcfmri = NULL; 1714 ssize_t fmri_sz; 1715 scf_property_t *prop = NULL; 1716 scf_service_t *svc = NULL; 1717 scf_simple_prop_t *ret; 1718 scf_handle_t *h = NULL; 1719 boolean_t local_h = B_TRUE; 1720 1721 /* If the user passed in a handle, use it. */ 1722 if (hin != NULL) { 1723 h = hin; 1724 local_h = B_FALSE; 1725 } 1726 1727 if (local_h && ((h = _scf_handle_create_and_bind(SCF_VERSION)) == NULL)) 1728 return (NULL); 1729 1730 if ((fmri_buf = assemble_fmri(h, instance, pgname, propname)) == NULL) { 1731 if (local_h) 1732 scf_handle_destroy(h); 1733 return (NULL); 1734 } 1735 1736 if ((svc = scf_service_create(h)) == NULL || 1737 (prop = scf_property_create(h)) == NULL) 1738 goto error1; 1739 if (scf_handle_decode_fmri(h, fmri_buf, NULL, NULL, NULL, NULL, prop, 1740 SCF_DECODE_FMRI_REQUIRE_INSTANCE) == -1) { 1741 switch (scf_error()) { 1742 /* 1743 * If the property isn't found in the instance, we grab the 1744 * underlying service, create an FMRI out of it, and then 1745 * query the datastore again at the service level for the 1746 * property. 1747 */ 1748 case SCF_ERROR_NOT_FOUND: 1749 if (scf_handle_decode_fmri(h, fmri_buf, NULL, svc, 1750 NULL, NULL, NULL, SCF_DECODE_FMRI_TRUNCATE) == -1) 1751 goto error1; 1752 1753 fmri_sz = scf_limit(SCF_LIMIT_MAX_FMRI_LENGTH) + 1; 1754 assert(fmri_sz > 0); 1755 1756 if (scf_service_to_fmri(svc, fmri_buf, fmri_sz) == -1) 1757 goto error1; 1758 if ((svcfmri = assemble_fmri(h, fmri_buf, pgname, 1759 propname)) == NULL) 1760 goto error1; 1761 if (scf_handle_decode_fmri(h, svcfmri, NULL, NULL, 1762 NULL, NULL, prop, 0) == -1) { 1763 free(svcfmri); 1764 goto error1; 1765 } 1766 free(svcfmri); 1767 break; 1768 case SCF_ERROR_CONSTRAINT_VIOLATED: 1769 (void) scf_set_error(SCF_ERROR_INVALID_ARGUMENT); 1770 default: 1771 goto error1; 1772 } 1773 } 1774 /* 1775 * At this point, we've successfully pulled the property from the 1776 * datastore, and simply need to copy its innards into an 1777 * scf_simple_prop_t. 1778 */ 1779 if ((ret = fill_prop(prop, pgname, propname, h)) == NULL) 1780 goto error1; 1781 1782 scf_service_destroy(svc); 1783 scf_property_destroy(prop); 1784 free(fmri_buf); 1785 if (local_h) 1786 scf_handle_destroy(h); 1787 return (ret); 1788 1789 /* 1790 * Exit point for a successful call. Below this line are exit points 1791 * for failures at various stages during the function. 1792 */ 1793 1794 error1: 1795 scf_service_destroy(svc); 1796 scf_property_destroy(prop); 1797 free(fmri_buf); 1798 if (local_h) 1799 scf_handle_destroy(h); 1800 return (NULL); 1801 } 1802 1803 1804 void 1805 scf_simple_prop_free(scf_simple_prop_t *prop) 1806 { 1807 int i; 1808 1809 if (prop == NULL) 1810 return; 1811 1812 free(prop->pr_propname); 1813 free(prop->pr_pgname); 1814 switch (prop->pr_type) { 1815 case SCF_TYPE_OPAQUE: { 1816 for (i = 0; i < prop->pr_numvalues; i++) { 1817 free(prop->pr_vallist[i].pv_opaque.o_value); 1818 } 1819 break; 1820 } 1821 case SCF_TYPE_ASTRING: 1822 case SCF_TYPE_USTRING: 1823 case SCF_TYPE_HOST: 1824 case SCF_TYPE_HOSTNAME: 1825 case SCF_TYPE_NET_ADDR: 1826 case SCF_TYPE_NET_ADDR_V4: 1827 case SCF_TYPE_NET_ADDR_V6: 1828 case SCF_TYPE_URI: 1829 case SCF_TYPE_FMRI: { 1830 for (i = 0; i < prop->pr_numvalues; i++) { 1831 free(prop->pr_vallist[i].pv_str); 1832 } 1833 break; 1834 } 1835 default: 1836 break; 1837 } 1838 free(prop->pr_vallist); 1839 free(prop); 1840 } 1841 1842 1843 scf_simple_app_props_t * 1844 scf_simple_app_props_get(scf_handle_t *hin, const char *inst_fmri) 1845 { 1846 scf_instance_t *inst = NULL; 1847 scf_service_t *svc = NULL; 1848 scf_propertygroup_t *pg = NULL; 1849 scf_property_t *prop = NULL; 1850 scf_simple_app_props_t *ret = NULL; 1851 scf_iter_t *pgiter = NULL, *propiter = NULL; 1852 struct scf_simple_pg *thispg = NULL, *nextpg; 1853 scf_simple_prop_t *thisprop, *nextprop; 1854 scf_handle_t *h = NULL; 1855 int pgiter_ret, propiter_ret; 1856 ssize_t namelen; 1857 char *propname = NULL, *pgname = NULL, *sys_fmri; 1858 uint8_t found; 1859 boolean_t local_h = B_TRUE; 1860 1861 /* If the user passed in a handle, use it. */ 1862 if (hin != NULL) { 1863 h = hin; 1864 local_h = B_FALSE; 1865 } 1866 1867 if (local_h && ((h = _scf_handle_create_and_bind(SCF_VERSION)) == NULL)) 1868 return (NULL); 1869 1870 if (inst_fmri == NULL) { 1871 if ((namelen = scf_myname(h, NULL, 0)) == -1) { 1872 if (local_h) 1873 scf_handle_destroy(h); 1874 return (NULL); 1875 } 1876 if ((sys_fmri = malloc(namelen + 1)) == NULL) { 1877 if (local_h) 1878 scf_handle_destroy(h); 1879 (void) scf_set_error(SCF_ERROR_NO_MEMORY); 1880 return (NULL); 1881 } 1882 if (scf_myname(h, sys_fmri, namelen + 1) == -1) { 1883 if (local_h) 1884 scf_handle_destroy(h); 1885 free(sys_fmri); 1886 return (NULL); 1887 } 1888 } else { 1889 if ((sys_fmri = strdup(inst_fmri)) == NULL) { 1890 if (local_h) 1891 scf_handle_destroy(h); 1892 (void) scf_set_error(SCF_ERROR_NO_MEMORY); 1893 return (NULL); 1894 } 1895 } 1896 1897 namelen = scf_limit(SCF_LIMIT_MAX_NAME_LENGTH) + 1; 1898 assert(namelen > 0); 1899 1900 if ((inst = scf_instance_create(h)) == NULL || 1901 (svc = scf_service_create(h)) == NULL || 1902 (pgiter = scf_iter_create(h)) == NULL || 1903 (propiter = scf_iter_create(h)) == NULL || 1904 (pg = scf_pg_create(h)) == NULL || 1905 (prop = scf_property_create(h)) == NULL) { 1906 free(sys_fmri); 1907 goto error2; 1908 } 1909 1910 if (scf_handle_decode_fmri(h, sys_fmri, NULL, svc, inst, NULL, NULL, 1911 SCF_DECODE_FMRI_REQUIRE_INSTANCE) == -1) { 1912 free(sys_fmri); 1913 if (scf_error() == SCF_ERROR_CONSTRAINT_VIOLATED) 1914 (void) scf_set_error(SCF_ERROR_INVALID_ARGUMENT); 1915 goto error2; 1916 } 1917 1918 if ((ret = malloc(sizeof (*ret))) == NULL || 1919 (thispg = malloc(sizeof (*thispg))) == NULL || 1920 (propname = malloc(namelen)) == NULL || 1921 (pgname = malloc(namelen)) == NULL) { 1922 free(thispg); 1923 free(ret); 1924 free(sys_fmri); 1925 (void) scf_set_error(SCF_ERROR_NO_MEMORY); 1926 goto error2; 1927 } 1928 1929 ret->ap_fmri = sys_fmri; 1930 thispg->pg_name = NULL; 1931 thispg->pg_proplist = NULL; 1932 thispg->pg_next = NULL; 1933 ret->ap_pglist = thispg; 1934 1935 if (scf_iter_service_pgs_typed(pgiter, svc, SCF_GROUP_APPLICATION) != 1936 0) { 1937 if (scf_error() != SCF_ERROR_CONNECTION_BROKEN) 1938 (void) scf_set_error(SCF_ERROR_INTERNAL); 1939 goto error1; 1940 } 1941 1942 while ((pgiter_ret = scf_iter_next_pg(pgiter, pg)) == 1) { 1943 if (thispg->pg_name != NULL) { 1944 if ((nextpg = malloc(sizeof (*nextpg))) == NULL) { 1945 (void) scf_set_error(SCF_ERROR_NO_MEMORY); 1946 goto error1; 1947 } 1948 nextpg->pg_name = NULL; 1949 nextpg->pg_next = NULL; 1950 nextpg->pg_proplist = NULL; 1951 thispg->pg_next = nextpg; 1952 thispg = nextpg; 1953 } else { 1954 /* This is the first iteration */ 1955 nextpg = thispg; 1956 } 1957 1958 if ((nextpg->pg_name = malloc(namelen)) == NULL) { 1959 (void) scf_set_error(SCF_ERROR_NO_MEMORY); 1960 goto error1; 1961 } 1962 1963 if (scf_pg_get_name(pg, nextpg->pg_name, namelen) < 0) { 1964 if (scf_error() == SCF_ERROR_NOT_SET) 1965 (void) scf_set_error(SCF_ERROR_INTERNAL); 1966 goto error1; 1967 } 1968 1969 thisprop = NULL; 1970 1971 scf_iter_reset(propiter); 1972 1973 if (scf_iter_pg_properties(propiter, pg) != 0) { 1974 if (scf_error() != SCF_ERROR_CONNECTION_BROKEN) 1975 (void) scf_set_error(SCF_ERROR_INTERNAL); 1976 goto error1; 1977 } 1978 1979 while ((propiter_ret = scf_iter_next_property(propiter, prop)) 1980 == 1) { 1981 if (scf_property_get_name(prop, propname, namelen) < 1982 0) { 1983 if (scf_error() == SCF_ERROR_NOT_SET) 1984 (void) scf_set_error( 1985 SCF_ERROR_INTERNAL); 1986 goto error1; 1987 } 1988 if (thisprop != NULL) { 1989 if ((nextprop = fill_prop(prop, 1990 nextpg->pg_name, propname, h)) == NULL) 1991 goto error1; 1992 thisprop->pr_next = nextprop; 1993 thisprop = nextprop; 1994 } else { 1995 /* This is the first iteration */ 1996 if ((thisprop = fill_prop(prop, 1997 nextpg->pg_name, propname, h)) == NULL) 1998 goto error1; 1999 nextpg->pg_proplist = thisprop; 2000 nextprop = thisprop; 2001 } 2002 nextprop->pr_pg = nextpg; 2003 nextprop->pr_next = NULL; 2004 } 2005 2006 if (propiter_ret == -1) { 2007 if (scf_error() != SCF_ERROR_CONNECTION_BROKEN) 2008 (void) scf_set_error(SCF_ERROR_INTERNAL); 2009 goto error1; 2010 } 2011 } 2012 2013 if (pgiter_ret == -1) { 2014 if (scf_error() != SCF_ERROR_CONNECTION_BROKEN) 2015 (void) scf_set_error(SCF_ERROR_INTERNAL); 2016 goto error1; 2017 } 2018 2019 /* 2020 * At this point, we've filled the scf_simple_app_props_t with all the 2021 * properties at the service level. Now we iterate over all the 2022 * properties at the instance level, overwriting any duplicate 2023 * properties, in order to provide service/instance composition. 2024 */ 2025 2026 scf_iter_reset(pgiter); 2027 scf_iter_reset(propiter); 2028 2029 if (scf_iter_instance_pgs_typed(pgiter, inst, SCF_GROUP_APPLICATION) 2030 != 0) { 2031 if (scf_error() != SCF_ERROR_CONNECTION_BROKEN) 2032 (void) scf_set_error(SCF_ERROR_INTERNAL); 2033 goto error1; 2034 } 2035 2036 while ((pgiter_ret = scf_iter_next_pg(pgiter, pg)) == 1) { 2037 2038 thispg = ret->ap_pglist; 2039 found = 0; 2040 2041 /* 2042 * Find either the end of the list, so we can append the 2043 * property group, or an existing property group that matches 2044 * it, so we can insert/overwrite its properties. 2045 */ 2046 2047 if (scf_pg_get_name(pg, pgname, namelen) < 0) { 2048 if (scf_error() == SCF_ERROR_NOT_SET) 2049 (void) scf_set_error(SCF_ERROR_INTERNAL); 2050 goto error1; 2051 } 2052 2053 while ((thispg != NULL) && (thispg->pg_name != NULL)) { 2054 if (strcmp(thispg->pg_name, pgname) == 0) { 2055 found = 1; 2056 break; 2057 } 2058 if (thispg->pg_next == NULL) 2059 break; 2060 2061 thispg = thispg->pg_next; 2062 } 2063 2064 scf_iter_reset(propiter); 2065 2066 if (scf_iter_pg_properties(propiter, pg) != 0) { 2067 if (scf_error() != SCF_ERROR_CONNECTION_BROKEN) 2068 (void) scf_set_error(SCF_ERROR_INTERNAL); 2069 goto error1; 2070 } 2071 2072 if (found) { 2073 /* 2074 * insert_app_props inserts or overwrites the 2075 * properties in thispg. 2076 */ 2077 2078 if (insert_app_props(propiter, pgname, propname, 2079 thispg, prop, namelen, h) == -1) 2080 goto error1; 2081 2082 } else { 2083 /* 2084 * If the property group wasn't found, we're adding 2085 * a newly allocated property group to the end of the 2086 * list. 2087 */ 2088 2089 if ((nextpg = malloc(sizeof (*nextpg))) == NULL) { 2090 (void) scf_set_error(SCF_ERROR_NO_MEMORY); 2091 goto error1; 2092 } 2093 nextpg->pg_next = NULL; 2094 nextpg->pg_proplist = NULL; 2095 thisprop = NULL; 2096 2097 if ((nextpg->pg_name = strdup(pgname)) == NULL) { 2098 (void) scf_set_error(SCF_ERROR_NO_MEMORY); 2099 free(nextpg); 2100 goto error1; 2101 } 2102 2103 if (thispg->pg_name == NULL) { 2104 free(thispg); 2105 ret->ap_pglist = nextpg; 2106 } else { 2107 thispg->pg_next = nextpg; 2108 } 2109 2110 while ((propiter_ret = 2111 scf_iter_next_property(propiter, prop)) == 1) { 2112 if (scf_property_get_name(prop, propname, 2113 namelen) < 0) { 2114 if (scf_error() == SCF_ERROR_NOT_SET) 2115 (void) scf_set_error( 2116 SCF_ERROR_INTERNAL); 2117 goto error1; 2118 } 2119 if (thisprop != NULL) { 2120 if ((nextprop = fill_prop(prop, 2121 pgname, propname, h)) == 2122 NULL) 2123 goto error1; 2124 thisprop->pr_next = nextprop; 2125 thisprop = nextprop; 2126 } else { 2127 /* This is the first iteration */ 2128 if ((thisprop = fill_prop(prop, 2129 pgname, propname, h)) == 2130 NULL) 2131 goto error1; 2132 nextpg->pg_proplist = thisprop; 2133 nextprop = thisprop; 2134 } 2135 nextprop->pr_pg = nextpg; 2136 nextprop->pr_next = NULL; 2137 } 2138 2139 if (propiter_ret == -1) { 2140 if (scf_error() != SCF_ERROR_CONNECTION_BROKEN) 2141 (void) scf_set_error( 2142 SCF_ERROR_INTERNAL); 2143 goto error1; 2144 } 2145 } 2146 2147 } 2148 2149 if (pgiter_ret == -1) { 2150 if (scf_error() != SCF_ERROR_CONNECTION_BROKEN) 2151 (void) scf_set_error(SCF_ERROR_INTERNAL); 2152 goto error1; 2153 } 2154 2155 if (ret->ap_pglist->pg_name == NULL) 2156 goto error1; 2157 2158 scf_iter_destroy(pgiter); 2159 scf_iter_destroy(propiter); 2160 scf_pg_destroy(pg); 2161 scf_property_destroy(prop); 2162 scf_instance_destroy(inst); 2163 scf_service_destroy(svc); 2164 free(propname); 2165 free(pgname); 2166 if (local_h) 2167 scf_handle_destroy(h); 2168 2169 return (ret); 2170 2171 /* 2172 * Exit point for a successful call. Below this line are exit points 2173 * for failures at various stages during the function. 2174 */ 2175 2176 error1: 2177 scf_simple_app_props_free(ret); 2178 2179 error2: 2180 scf_iter_destroy(pgiter); 2181 scf_iter_destroy(propiter); 2182 scf_pg_destroy(pg); 2183 scf_property_destroy(prop); 2184 scf_instance_destroy(inst); 2185 scf_service_destroy(svc); 2186 free(propname); 2187 free(pgname); 2188 if (local_h) 2189 scf_handle_destroy(h); 2190 return (NULL); 2191 } 2192 2193 2194 void 2195 scf_simple_app_props_free(scf_simple_app_props_t *propblock) 2196 { 2197 struct scf_simple_pg *pgthis, *pgnext; 2198 scf_simple_prop_t *propthis, *propnext; 2199 2200 if ((propblock == NULL) || (propblock->ap_pglist == NULL)) 2201 return; 2202 2203 for (pgthis = propblock->ap_pglist; pgthis != NULL; pgthis = pgnext) { 2204 pgnext = pgthis->pg_next; 2205 2206 propthis = pgthis->pg_proplist; 2207 2208 while (propthis != NULL) { 2209 propnext = propthis->pr_next; 2210 scf_simple_prop_free(propthis); 2211 propthis = propnext; 2212 } 2213 2214 free(pgthis->pg_name); 2215 free(pgthis); 2216 } 2217 2218 free(propblock->ap_fmri); 2219 free(propblock); 2220 } 2221 2222 const scf_simple_prop_t * 2223 scf_simple_app_props_next(const scf_simple_app_props_t *propblock, 2224 scf_simple_prop_t *last) 2225 { 2226 struct scf_simple_pg *this; 2227 2228 if (propblock == NULL) { 2229 (void) scf_set_error(SCF_ERROR_NOT_SET); 2230 return (NULL); 2231 } 2232 2233 this = propblock->ap_pglist; 2234 2235 /* 2236 * We're looking for the first property in this block if last is 2237 * NULL 2238 */ 2239 2240 if (last == NULL) { 2241 /* An empty pglist is legal, it just means no properties */ 2242 if (this == NULL) { 2243 (void) scf_set_error(SCF_ERROR_NONE); 2244 return (NULL); 2245 } 2246 /* 2247 * Walk until we find a pg with a property in it, or we run 2248 * out of property groups. 2249 */ 2250 while ((this->pg_proplist == NULL) && (this->pg_next != NULL)) 2251 this = this->pg_next; 2252 2253 if (this->pg_proplist == NULL) { 2254 (void) scf_set_error(SCF_ERROR_NONE); 2255 return (NULL); 2256 } 2257 2258 return (this->pg_proplist); 2259 2260 } 2261 /* 2262 * If last isn't NULL, then return the next prop in the property group, 2263 * or walk the property groups until we find another property, or 2264 * run out of property groups. 2265 */ 2266 if (last->pr_next != NULL) 2267 return (last->pr_next); 2268 2269 if (last->pr_pg->pg_next == NULL) { 2270 (void) scf_set_error(SCF_ERROR_NONE); 2271 return (NULL); 2272 } 2273 2274 this = last->pr_pg->pg_next; 2275 2276 while ((this->pg_proplist == NULL) && (this->pg_next != NULL)) 2277 this = this->pg_next; 2278 2279 if (this->pg_proplist == NULL) { 2280 (void) scf_set_error(SCF_ERROR_NONE); 2281 return (NULL); 2282 } 2283 2284 return (this->pg_proplist); 2285 } 2286 2287 const scf_simple_prop_t * 2288 scf_simple_app_props_search(const scf_simple_app_props_t *propblock, 2289 const char *pgname, const char *propname) 2290 { 2291 struct scf_simple_pg *pg; 2292 scf_simple_prop_t *prop; 2293 2294 if ((propblock == NULL) || (propname == NULL)) { 2295 (void) scf_set_error(SCF_ERROR_NOT_SET); 2296 return (NULL); 2297 } 2298 2299 pg = propblock->ap_pglist; 2300 2301 /* 2302 * If pgname is NULL, we're searching the default application 2303 * property group, otherwise we look for the specified group. 2304 */ 2305 if (pgname == NULL) { 2306 while ((pg != NULL) && 2307 (strcmp(SCF_PG_APP_DEFAULT, pg->pg_name) != 0)) 2308 pg = pg->pg_next; 2309 } else { 2310 while ((pg != NULL) && (strcmp(pgname, pg->pg_name) != 0)) 2311 pg = pg->pg_next; 2312 } 2313 2314 if (pg == NULL) { 2315 (void) scf_set_error(SCF_ERROR_NOT_FOUND); 2316 return (NULL); 2317 } 2318 2319 prop = pg->pg_proplist; 2320 2321 while ((prop != NULL) && (strcmp(propname, prop->pr_propname) != 0)) 2322 prop = prop->pr_next; 2323 2324 if (prop == NULL) { 2325 (void) scf_set_error(SCF_ERROR_NOT_FOUND); 2326 return (NULL); 2327 } 2328 2329 return (prop); 2330 } 2331 2332 void 2333 scf_simple_prop_next_reset(scf_simple_prop_t *prop) 2334 { 2335 if (prop == NULL) 2336 return; 2337 prop->pr_iter = 0; 2338 } 2339 2340 ssize_t 2341 scf_simple_prop_numvalues(const scf_simple_prop_t *prop) 2342 { 2343 if (prop == NULL) 2344 return (scf_set_error(SCF_ERROR_NOT_SET)); 2345 2346 return (prop->pr_numvalues); 2347 } 2348 2349 2350 scf_type_t 2351 scf_simple_prop_type(const scf_simple_prop_t *prop) 2352 { 2353 if (prop == NULL) 2354 return (scf_set_error(SCF_ERROR_NOT_SET)); 2355 2356 return (prop->pr_type); 2357 } 2358 2359 2360 char * 2361 scf_simple_prop_name(const scf_simple_prop_t *prop) 2362 { 2363 if ((prop == NULL) || (prop->pr_propname == NULL)) { 2364 (void) scf_set_error(SCF_ERROR_NOT_SET); 2365 return (NULL); 2366 } 2367 2368 return (prop->pr_propname); 2369 } 2370 2371 2372 char * 2373 scf_simple_prop_pgname(const scf_simple_prop_t *prop) 2374 { 2375 if ((prop == NULL) || (prop->pr_pgname == NULL)) { 2376 (void) scf_set_error(SCF_ERROR_NOT_SET); 2377 return (NULL); 2378 } 2379 2380 return (prop->pr_pgname); 2381 } 2382 2383 2384 static union scf_simple_prop_val * 2385 scf_next_val(scf_simple_prop_t *prop, scf_type_t type) 2386 { 2387 if (prop == NULL) { 2388 (void) scf_set_error(SCF_ERROR_NOT_SET); 2389 return (NULL); 2390 } 2391 2392 switch (prop->pr_type) { 2393 case SCF_TYPE_USTRING: 2394 case SCF_TYPE_HOST: 2395 case SCF_TYPE_HOSTNAME: 2396 case SCF_TYPE_NET_ADDR: 2397 case SCF_TYPE_NET_ADDR_V4: 2398 case SCF_TYPE_NET_ADDR_V6: 2399 case SCF_TYPE_URI: 2400 case SCF_TYPE_FMRI: { 2401 if (type != SCF_TYPE_USTRING) { 2402 (void) scf_set_error(SCF_ERROR_TYPE_MISMATCH); 2403 return (NULL); 2404 } 2405 break; 2406 } 2407 default: { 2408 if (type != prop->pr_type) { 2409 (void) scf_set_error(SCF_ERROR_TYPE_MISMATCH); 2410 return (NULL); 2411 } 2412 break; 2413 } 2414 } 2415 2416 if (prop->pr_iter >= prop->pr_numvalues) { 2417 (void) scf_set_error(SCF_ERROR_NONE); 2418 return (NULL); 2419 } 2420 2421 return (&prop->pr_vallist[prop->pr_iter++]); 2422 } 2423 2424 2425 uint8_t * 2426 scf_simple_prop_next_boolean(scf_simple_prop_t *prop) 2427 { 2428 union scf_simple_prop_val *ret; 2429 2430 ret = scf_next_val(prop, SCF_TYPE_BOOLEAN); 2431 2432 if (ret == NULL) 2433 return (NULL); 2434 2435 return (&ret->pv_bool); 2436 } 2437 2438 2439 uint64_t * 2440 scf_simple_prop_next_count(scf_simple_prop_t *prop) 2441 { 2442 union scf_simple_prop_val *ret; 2443 2444 ret = scf_next_val(prop, SCF_TYPE_COUNT); 2445 2446 if (ret == NULL) 2447 return (NULL); 2448 2449 return (&ret->pv_uint); 2450 } 2451 2452 2453 int64_t * 2454 scf_simple_prop_next_integer(scf_simple_prop_t *prop) 2455 { 2456 union scf_simple_prop_val *ret; 2457 2458 ret = scf_next_val(prop, SCF_TYPE_INTEGER); 2459 2460 if (ret == NULL) 2461 return (NULL); 2462 2463 return (&ret->pv_int); 2464 } 2465 2466 int64_t * 2467 scf_simple_prop_next_time(scf_simple_prop_t *prop, int32_t *nsec) 2468 { 2469 union scf_simple_prop_val *ret; 2470 2471 ret = scf_next_val(prop, SCF_TYPE_TIME); 2472 2473 if (ret == NULL) 2474 return (NULL); 2475 2476 if (nsec != NULL) 2477 *nsec = ret->pv_time.t_nsec; 2478 2479 return (&ret->pv_time.t_sec); 2480 } 2481 2482 char * 2483 scf_simple_prop_next_astring(scf_simple_prop_t *prop) 2484 { 2485 union scf_simple_prop_val *ret; 2486 2487 ret = scf_next_val(prop, SCF_TYPE_ASTRING); 2488 2489 if (ret == NULL) 2490 return (NULL); 2491 2492 return (ret->pv_str); 2493 } 2494 2495 char * 2496 scf_simple_prop_next_ustring(scf_simple_prop_t *prop) 2497 { 2498 union scf_simple_prop_val *ret; 2499 2500 ret = scf_next_val(prop, SCF_TYPE_USTRING); 2501 2502 if (ret == NULL) 2503 return (NULL); 2504 2505 return (ret->pv_str); 2506 } 2507 2508 void * 2509 scf_simple_prop_next_opaque(scf_simple_prop_t *prop, size_t *length) 2510 { 2511 union scf_simple_prop_val *ret; 2512 2513 ret = scf_next_val(prop, SCF_TYPE_OPAQUE); 2514 2515 if (ret == NULL) { 2516 *length = 0; 2517 return (NULL); 2518 } 2519 2520 *length = ret->pv_opaque.o_size; 2521 return (ret->pv_opaque.o_value); 2522 } 2523 2524 /* 2525 * Generate a filename based on the fmri and the given name and return 2526 * it in the buffer of MAXPATHLEN provided by the caller. 2527 * If temp_filename is non-zero, also generate a temporary, unique filename 2528 * and return it in the temp buffer of MAXPATHLEN provided by the caller. 2529 * The path to the generated pathname is also created. 2530 * Given fmri should begin with a scheme such as "svc:". 2531 * Returns 2532 * 0 on success 2533 * -1 if filename would exceed MAXPATHLEN or 2534 * -2 if unable to create directory to filename path 2535 */ 2536 int 2537 gen_filenms_from_fmri(const char *fmri, const char *name, char *filename, 2538 char *temp_filename) 2539 { 2540 int len; 2541 2542 len = strlen(SMF_SPEEDY_FILES_PATH); 2543 len += strlen(fmri); 2544 len += 2; /* for slash and null */ 2545 len += strlen(name); 2546 len += 6; /* For X's needed for mkstemp */ 2547 2548 if (len > MAXPATHLEN) 2549 return (-1); 2550 2551 /* Construct directory name first - speedy path ends in slash */ 2552 (void) strcpy(filename, SMF_SPEEDY_FILES_PATH); 2553 (void) strcat(filename, fmri); 2554 if (mkdirp(filename, 0755) == -1) { 2555 /* errno is set */ 2556 if (errno != EEXIST) 2557 return (-2); 2558 } 2559 2560 (void) strcat(filename, "/"); 2561 (void) strcat(filename, name); 2562 2563 if (temp_filename) { 2564 (void) strcpy(temp_filename, filename); 2565 (void) strcat(temp_filename, "XXXXXX"); 2566 } 2567 2568 return (0); 2569 } 2570 2571 scf_type_t 2572 scf_true_base_type(scf_type_t type) 2573 { 2574 scf_type_t base = type; 2575 2576 do { 2577 type = base; 2578 (void) scf_type_base_type(type, &base); 2579 } while (base != type); 2580 2581 return (base); 2582 } 2583 2584 /* 2585 * Convenience routine which frees all strings and opaque data 2586 * allocated by scf_read_propvec. 2587 * 2588 * Like free(3C), this function preserves the value of errno. 2589 */ 2590 void 2591 scf_clean_propvec(scf_propvec_t *propvec) 2592 { 2593 int saved_errno = errno; 2594 scf_propvec_t *prop; 2595 2596 for (prop = propvec; prop->pv_prop != NULL; prop++) { 2597 assert(prop->pv_type != SCF_TYPE_INVALID); 2598 if (prop->pv_type == SCF_TYPE_OPAQUE) { 2599 scf_opaque_t *o = prop->pv_ptr; 2600 2601 if (o->so_addr != NULL) 2602 free(o->so_addr); 2603 } else if (scf_true_base_type(prop->pv_type) == 2604 SCF_TYPE_ASTRING) { 2605 if (*(char **)prop->pv_ptr != NULL) 2606 free(*(char **)prop->pv_ptr); 2607 } 2608 } 2609 2610 errno = saved_errno; 2611 } 2612 2613 static int 2614 count_props(scf_propvec_t *props) 2615 { 2616 int count = 0; 2617 2618 for (; props->pv_prop != NULL; props++) 2619 count++; 2620 return (count); 2621 } 2622 2623 /* 2624 * Reads a vector of properties from the specified fmri/property group. 2625 * If 'running' is true, reads from the running snapshot instead of the 2626 * editing snapshot. 2627 * 2628 * For string types, a buffer is allocated using malloc(3C) to hold the 2629 * zero-terminated string, a pointer to which is stored in the 2630 * caller-provided char **. It is the caller's responsbility to free 2631 * this string. To simplify error handling, unread strings are 2632 * initialized to NULL. 2633 * 2634 * For opaque types, a buffer is allocated using malloc(3C) to hold the 2635 * opaque data. A pointer to this buffer and its size are stored in 2636 * the caller-provided scf_opaque_t. It is the caller's responsibility 2637 * to free this buffer. To simplify error handling, the address fields 2638 * for unread opaque data are initialized to NULL. 2639 * 2640 * All other data is stored directly in caller-provided variables or 2641 * structures. 2642 * 2643 * If this function fails to read a specific property, *badprop is set 2644 * to point at that property's entry in the properties array. 2645 * 2646 * On all failures, all memory allocated by this function is freed. 2647 */ 2648 int 2649 scf_read_propvec(const char *fmri, const char *pgname, boolean_t running, 2650 scf_propvec_t *properties, scf_propvec_t **badprop) 2651 { 2652 scf_handle_t *h = _scf_handle_create_and_bind(SCF_VERSION); 2653 scf_service_t *s = scf_service_create(h); 2654 scf_instance_t *i = scf_instance_create(h); 2655 scf_snapshot_t *snap = running ? scf_snapshot_create(h) : NULL; 2656 scf_propertygroup_t *pg = scf_pg_create(h); 2657 scf_property_t *p = scf_property_create(h); 2658 scf_value_t *v = scf_value_create(h); 2659 boolean_t instance = B_TRUE; 2660 scf_propvec_t *prop; 2661 int error = 0; 2662 2663 for (prop = properties; prop->pv_prop != NULL; prop++) { 2664 if (prop->pv_type == SCF_TYPE_OPAQUE) 2665 ((scf_opaque_t *)prop->pv_ptr)->so_addr = NULL; 2666 else if (scf_true_base_type(prop->pv_type) == SCF_TYPE_ASTRING) 2667 *((char **)prop->pv_ptr) = NULL; 2668 } 2669 2670 if (h == NULL || s == NULL || i == NULL || (running && snap == NULL) || 2671 pg == NULL || p == NULL || v == NULL) 2672 goto scferror; 2673 2674 if (scf_handle_decode_fmri(h, fmri, NULL, s, i, NULL, NULL, 0) == -1) 2675 goto scferror; 2676 2677 if (scf_instance_to_fmri(i, NULL, 0) == -1) { 2678 if (scf_error() != SCF_ERROR_NOT_SET) 2679 goto scferror; 2680 instance = B_FALSE; 2681 } 2682 2683 if (running) { 2684 if (!instance) { 2685 error = SCF_ERROR_TYPE_MISMATCH; 2686 goto out; 2687 } 2688 2689 if (scf_instance_get_snapshot(i, "running", snap) != 2690 SCF_SUCCESS) 2691 goto scferror; 2692 } 2693 2694 if ((instance ? scf_instance_get_pg_composed(i, snap, pgname, pg) : 2695 scf_service_get_pg(s, pgname, pg)) == -1) 2696 goto scferror; 2697 2698 for (prop = properties; prop->pv_prop != NULL; prop++) { 2699 int ret = 0; 2700 2701 if (scf_pg_get_property(pg, prop->pv_prop, p) == -1 || 2702 scf_property_get_value(p, v) == -1) { 2703 *badprop = prop; 2704 goto scferror; 2705 } 2706 switch (prop->pv_type) { 2707 case SCF_TYPE_BOOLEAN: { 2708 uint8_t b; 2709 2710 ret = scf_value_get_boolean(v, &b); 2711 if (ret == -1) 2712 break; 2713 if (prop->pv_aux != 0) { 2714 uint64_t *bits = prop->pv_ptr; 2715 *bits = b ? (*bits | prop->pv_aux) : 2716 (*bits & ~prop->pv_aux); 2717 } else { 2718 boolean_t *bool = prop->pv_ptr; 2719 *bool = b ? B_TRUE : B_FALSE; 2720 } 2721 break; 2722 } 2723 case SCF_TYPE_COUNT: 2724 ret = scf_value_get_count(v, prop->pv_ptr); 2725 break; 2726 case SCF_TYPE_INTEGER: 2727 ret = scf_value_get_integer(v, prop->pv_ptr); 2728 break; 2729 case SCF_TYPE_TIME: { 2730 scf_time_t *time = prop->pv_ptr; 2731 2732 ret = scf_value_get_time(v, &time->t_seconds, 2733 &time->t_ns); 2734 break; 2735 } 2736 case SCF_TYPE_OPAQUE: { 2737 scf_opaque_t *opaque = prop->pv_ptr; 2738 ssize_t size = scf_value_get_opaque(v, NULL, 0); 2739 2740 if (size == -1) { 2741 *badprop = prop; 2742 goto scferror; 2743 } 2744 if ((opaque->so_addr = malloc(size)) == NULL) { 2745 error = SCF_ERROR_NO_MEMORY; 2746 goto out; 2747 } 2748 opaque->so_size = size; 2749 ret = scf_value_get_opaque(v, opaque->so_addr, size); 2750 break; 2751 } 2752 default: { 2753 char *s; 2754 ssize_t size; 2755 2756 assert(scf_true_base_type(prop->pv_type) == 2757 SCF_TYPE_ASTRING); 2758 2759 size = scf_value_get_astring(v, NULL, 0); 2760 if (size == -1) { 2761 *badprop = prop; 2762 goto scferror; 2763 } 2764 if ((s = malloc(++size)) == NULL) { 2765 error = SCF_ERROR_NO_MEMORY; 2766 goto out; 2767 } 2768 ret = scf_value_get_astring(v, s, size); 2769 *(char **)prop->pv_ptr = s; 2770 } 2771 2772 if (ret == -1) { 2773 *badprop = prop; 2774 goto scferror; 2775 } 2776 2777 } 2778 } 2779 2780 goto out; 2781 2782 scferror: 2783 error = scf_error(); 2784 scf_clean_propvec(properties); 2785 2786 out: 2787 scf_value_destroy(v); 2788 scf_property_destroy(p); 2789 scf_pg_destroy(pg); 2790 scf_snapshot_destroy(snap); 2791 scf_instance_destroy(i); 2792 scf_service_destroy(s); 2793 scf_handle_destroy(h); 2794 2795 if (error != 0) { 2796 (void) scf_set_error(error); 2797 return (SCF_FAILED); 2798 } 2799 2800 return (SCF_SUCCESS); 2801 } 2802 2803 /* 2804 * Writes a vector of properties to the specified fmri/property group. 2805 * 2806 * If this function fails to write a specific property, *badprop is set 2807 * to point at that property's entry in the properties array. 2808 * 2809 * One significant difference between this function and the 2810 * scf_read_propvec function is that for string types, pv_ptr is a 2811 * char *, not a char **. This means that you can't write a propvec 2812 * you just read, but makes other uses (hopefully the majority) simpler. 2813 */ 2814 int 2815 scf_write_propvec(const char *fmri, const char *pgname, 2816 scf_propvec_t *properties, scf_propvec_t **badprop) 2817 { 2818 scf_handle_t *h = _scf_handle_create_and_bind(SCF_VERSION); 2819 scf_service_t *s = scf_service_create(h); 2820 scf_instance_t *inst = scf_instance_create(h); 2821 scf_snapshot_t *snap = scf_snapshot_create(h); 2822 scf_propertygroup_t *pg = scf_pg_create(h); 2823 scf_property_t *p = scf_property_create(h); 2824 scf_transaction_t *tx = scf_transaction_create(h); 2825 scf_value_t **v = NULL; 2826 scf_transaction_entry_t **e = NULL; 2827 boolean_t instance = B_TRUE; 2828 int i, n; 2829 scf_propvec_t *prop; 2830 int error = 0, ret; 2831 2832 n = count_props(properties); 2833 v = calloc(n, sizeof (scf_value_t *)); 2834 e = calloc(n, sizeof (scf_transaction_entry_t *)); 2835 2836 if (v == NULL || e == NULL) { 2837 error = SCF_ERROR_NO_MEMORY; 2838 goto out; 2839 } 2840 2841 if (h == NULL || s == NULL || inst == NULL || pg == NULL || p == NULL || 2842 tx == NULL) 2843 goto scferror; 2844 2845 for (i = 0; i < n; i++) { 2846 v[i] = scf_value_create(h); 2847 e[i] = scf_entry_create(h); 2848 if (v[i] == NULL || e[i] == NULL) 2849 goto scferror; 2850 } 2851 2852 if (scf_handle_decode_fmri(h, fmri, NULL, s, inst, NULL, NULL, 0) 2853 != SCF_SUCCESS) 2854 goto scferror; 2855 2856 if (scf_instance_to_fmri(inst, NULL, 0) == -1) { 2857 if (scf_error() != SCF_ERROR_NOT_SET) 2858 goto scferror; 2859 instance = B_FALSE; 2860 } 2861 2862 if ((instance ? scf_instance_get_pg(inst, pgname, pg) : 2863 scf_service_get_pg(s, pgname, pg)) == -1) 2864 goto scferror; 2865 2866 top: 2867 if (scf_transaction_start(tx, pg) == -1) 2868 goto scferror; 2869 2870 for (prop = properties, i = 0; prop->pv_prop != NULL; prop++, i++) { 2871 ret = scf_transaction_property_change(tx, e[i], prop->pv_prop, 2872 prop->pv_type); 2873 if (ret == -1 && scf_error() == SCF_ERROR_NOT_FOUND) 2874 ret = scf_transaction_property_new(tx, e[i], 2875 prop->pv_prop, prop->pv_type); 2876 2877 if (ret == -1) { 2878 *badprop = prop; 2879 goto scferror; 2880 } 2881 2882 switch (prop->pv_type) { 2883 case SCF_TYPE_BOOLEAN: { 2884 boolean_t b = (prop->pv_aux != 0) ? 2885 (*(uint64_t *)prop->pv_ptr & prop->pv_aux) != 0 : 2886 *(boolean_t *)prop->pv_ptr; 2887 2888 scf_value_set_boolean(v[i], b ? 1 : 0); 2889 break; 2890 } 2891 case SCF_TYPE_COUNT: 2892 scf_value_set_count(v[i], *(uint64_t *)prop->pv_ptr); 2893 break; 2894 case SCF_TYPE_INTEGER: 2895 scf_value_set_integer(v[i], *(int64_t *)prop->pv_ptr); 2896 break; 2897 case SCF_TYPE_TIME: { 2898 scf_time_t *time = prop->pv_ptr; 2899 2900 ret = scf_value_set_time(v[i], time->t_seconds, 2901 time->t_ns); 2902 break; 2903 } 2904 case SCF_TYPE_OPAQUE: { 2905 scf_opaque_t *opaque = prop->pv_ptr; 2906 2907 ret = scf_value_set_opaque(v[i], opaque->so_addr, 2908 opaque->so_size); 2909 break; 2910 } 2911 case SCF_TYPE_ASTRING: 2912 ret = scf_value_set_astring(v[i], 2913 (const char *)prop->pv_ptr); 2914 break; 2915 default: 2916 ret = scf_value_set_from_string(v[i], prop->pv_type, 2917 (const char *)prop->pv_ptr); 2918 } 2919 2920 if (ret == -1 || scf_entry_add_value(e[i], v[i]) == -1) { 2921 *badprop = prop; 2922 goto scferror; 2923 } 2924 } 2925 2926 ret = scf_transaction_commit(tx); 2927 if (ret == 1) 2928 goto out; 2929 2930 if (ret == 0 && scf_pg_update(pg) != -1) { 2931 scf_transaction_reset(tx); 2932 goto top; 2933 } 2934 2935 scferror: 2936 error = scf_error(); 2937 2938 out: 2939 if (v != NULL) { 2940 for (i = 0; i < n; i++) 2941 scf_value_destroy(v[i]); 2942 free(v); 2943 } 2944 2945 if (e != NULL) { 2946 for (i = 0; i < n; i++) 2947 scf_entry_destroy(e[i]); 2948 free(e); 2949 } 2950 2951 scf_transaction_destroy(tx); 2952 scf_property_destroy(p); 2953 scf_pg_destroy(pg); 2954 scf_snapshot_destroy(snap); 2955 scf_instance_destroy(inst); 2956 scf_service_destroy(s); 2957 scf_handle_destroy(h); 2958 2959 if (error != 0) { 2960 (void) scf_set_error(error); 2961 return (SCF_FAILED); 2962 } 2963 2964 return (SCF_SUCCESS); 2965 } 2966 2967 /* 2968 * Returns 2969 * 0 - success 2970 * ECONNABORTED - repository connection broken 2971 * ECANCELED - inst was deleted 2972 * EPERM 2973 * EACCES 2974 * EROFS 2975 * ENOMEM 2976 */ 2977 int 2978 scf_instance_delete_prop(scf_instance_t *inst, const char *pgname, 2979 const char *pname) 2980 { 2981 scf_handle_t *h; 2982 scf_propertygroup_t *pg; 2983 scf_transaction_t *tx; 2984 scf_transaction_entry_t *e; 2985 int error = 0, ret = 1, r; 2986 2987 h = scf_instance_handle(inst); 2988 2989 if ((pg = scf_pg_create(h)) == NULL) { 2990 return (ENOMEM); 2991 } 2992 2993 if (scf_instance_get_pg(inst, pgname, pg) != 0) { 2994 error = scf_error(); 2995 scf_pg_destroy(pg); 2996 switch (error) { 2997 case SCF_ERROR_NOT_FOUND: 2998 return (SCF_SUCCESS); 2999 3000 case SCF_ERROR_DELETED: 3001 return (ECANCELED); 3002 3003 case SCF_ERROR_CONNECTION_BROKEN: 3004 default: 3005 return (ECONNABORTED); 3006 3007 case SCF_ERROR_NOT_SET: 3008 bad_error("scf_instance_get_pg", scf_error()); 3009 } 3010 } 3011 3012 tx = scf_transaction_create(h); 3013 e = scf_entry_create(h); 3014 if (tx == NULL || e == NULL) { 3015 ret = ENOMEM; 3016 goto out; 3017 } 3018 3019 for (;;) { 3020 if (scf_transaction_start(tx, pg) != 0) { 3021 goto scferror; 3022 } 3023 3024 if (scf_transaction_property_delete(tx, e, pname) != 0) { 3025 goto scferror; 3026 } 3027 3028 if ((r = scf_transaction_commit(tx)) == 1) { 3029 ret = 0; 3030 goto out; 3031 } 3032 3033 if (r == -1) { 3034 goto scferror; 3035 } 3036 3037 scf_transaction_reset(tx); 3038 if (scf_pg_update(pg) == -1) { 3039 goto scferror; 3040 } 3041 } 3042 3043 scferror: 3044 switch (scf_error()) { 3045 case SCF_ERROR_DELETED: 3046 case SCF_ERROR_NOT_FOUND: 3047 ret = 0; 3048 break; 3049 3050 case SCF_ERROR_PERMISSION_DENIED: 3051 ret = EPERM; 3052 break; 3053 3054 case SCF_ERROR_BACKEND_ACCESS: 3055 ret = EACCES; 3056 break; 3057 3058 case SCF_ERROR_BACKEND_READONLY: 3059 ret = EROFS; 3060 break; 3061 3062 case SCF_ERROR_CONNECTION_BROKEN: 3063 default: 3064 ret = ECONNABORTED; 3065 break; 3066 3067 case SCF_ERROR_HANDLE_MISMATCH: 3068 case SCF_ERROR_INVALID_ARGUMENT: 3069 case SCF_ERROR_NOT_BOUND: 3070 case SCF_ERROR_NOT_SET: 3071 bad_error("scf_instance_delete_prop", scf_error()); 3072 } 3073 3074 out: 3075 scf_transaction_destroy(tx); 3076 scf_entry_destroy(e); 3077 scf_pg_destroy(pg); 3078 3079 return (ret); 3080 } 3081 3082 /* 3083 * Check the "application/auto_enable" property for the passed FMRI. 3084 * scf_simple_prop_get() should find the property on an instance 3085 * or on the service FMRI. The routine returns: 3086 * -1: inconclusive (likely no such property or FMRI) 3087 * 0: auto_enable is false 3088 * 1: auto_enable is true 3089 */ 3090 static int 3091 is_auto_enabled(char *fmri) 3092 { 3093 scf_simple_prop_t *prop; 3094 int retval = -1; 3095 uint8_t *ret; 3096 3097 prop = scf_simple_prop_get(NULL, fmri, SCF_GROUP_APPLICATION, 3098 "auto_enable"); 3099 if (!prop) 3100 return (retval); 3101 ret = scf_simple_prop_next_boolean(prop); 3102 retval = (*ret != 0); 3103 scf_simple_prop_free(prop); 3104 return (retval); 3105 } 3106 3107 /* 3108 * Check an array of services and enable any that don't have the 3109 * "application/auto_enable" property set to "false", which is 3110 * the interface to turn off this behaviour (see PSARC 2004/739). 3111 */ 3112 void 3113 _check_services(char **svcs) 3114 { 3115 char *s; 3116 3117 for (; *svcs; svcs++) { 3118 if (is_auto_enabled(*svcs) == 0) 3119 continue; 3120 if ((s = smf_get_state(*svcs)) != NULL) { 3121 if (strcmp(SCF_STATE_STRING_DISABLED, s) == 0) 3122 (void) smf_enable_instance(*svcs, 3123 SMF_TEMPORARY); 3124 free(s); 3125 } 3126 } 3127 } 3128 3129 /*ARGSUSED*/ 3130 static int 3131 str_compare(const char *s1, const char *s2, size_t n) 3132 { 3133 return (strcmp(s1, s2)); 3134 } 3135 3136 static int 3137 str_n_compare(const char *s1, const char *s2, size_t n) 3138 { 3139 return (strncmp(s1, s2, n)); 3140 } 3141 3142 int32_t 3143 state_from_string(const char *state, size_t l) 3144 { 3145 int (*str_cmp)(const char *, const char *, size_t); 3146 3147 if (l == 0) 3148 str_cmp = str_compare; 3149 else 3150 str_cmp = str_n_compare; 3151 3152 if (str_cmp(SCF_STATE_STRING_UNINIT, state, l) == 0) 3153 return (SCF_STATE_UNINIT); 3154 else if (str_cmp(SCF_STATE_STRING_MAINT, state, l) == 0) 3155 return (SCF_STATE_MAINT); 3156 else if (str_cmp(SCF_STATE_STRING_OFFLINE, state, l) == 0) 3157 return (SCF_STATE_OFFLINE); 3158 else if (str_cmp(SCF_STATE_STRING_DISABLED, state, l) == 0) 3159 return (SCF_STATE_DISABLED); 3160 else if (str_cmp(SCF_STATE_STRING_ONLINE, state, l) == 0) 3161 return (SCF_STATE_ONLINE); 3162 else if (str_cmp(SCF_STATE_STRING_DEGRADED, state, l) == 0) 3163 return (SCF_STATE_DEGRADED); 3164 else if (str_cmp("all", state, l) == 0) 3165 return (SCF_STATE_ALL); 3166 else 3167 return (-1); 3168 } 3169 3170 /* 3171 * int32_t smf_state_from_string() 3172 * return the value of the macro SCF_STATE_* for the corresponding state 3173 * it returns SCF_STATE_ALL if "all" is passed. -1 if the string passed doesn't 3174 * correspond to any valid state. 3175 */ 3176 int32_t 3177 smf_state_from_string(const char *state) 3178 { 3179 return (state_from_string(state, 0)); 3180 } 3181 3182 /* 3183 * smf_state_to_string() 3184 * Takes an int32_t representing an SMF state and returns 3185 * the corresponding string. The string is read only and need not to be 3186 * freed. 3187 * returns NULL on invalid input. 3188 */ 3189 const char * 3190 smf_state_to_string(int32_t s) 3191 { 3192 switch (s) { 3193 case SCF_STATE_UNINIT: 3194 return (SCF_STATE_STRING_UNINIT); 3195 case SCF_STATE_MAINT: 3196 return (SCF_STATE_STRING_MAINT); 3197 case SCF_STATE_OFFLINE: 3198 return (SCF_STATE_STRING_OFFLINE); 3199 case SCF_STATE_DISABLED: 3200 return (SCF_STATE_STRING_DISABLED); 3201 case SCF_STATE_ONLINE: 3202 return (SCF_STATE_STRING_ONLINE); 3203 case SCF_STATE_DEGRADED: 3204 return (SCF_STATE_STRING_DEGRADED); 3205 case SCF_STATE_ALL: 3206 return ("all"); 3207 default: 3208 return (NULL); 3209 } 3210 } 3211