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 */ 25 26 #ifndef _STARTD_H 27 #define _STARTD_H 28 29 #include <sys/time.h> 30 #include <librestart.h> 31 #include <librestart_priv.h> 32 #include <libscf.h> 33 #include <libsysevent.h> 34 #include <libuutil.h> 35 #include <pthread.h> 36 #include <synch.h> 37 #include <stdio.h> 38 #include <syslog.h> 39 #include <umem.h> 40 41 #ifdef __cplusplus 42 extern "C" { 43 #endif 44 45 /* 46 * We want MUTEX_HELD, but we also want pthreads. So we're stuck with this 47 * for the native build, at least until the build machines can catch up 48 * with the latest version of MUTEX_HELD() in <synch.h>. 49 */ 50 #if defined(NATIVE_BUILD) 51 #undef MUTEX_HELD 52 #define MUTEX_HELD(m) _mutex_held((mutex_t *)(m)) 53 #endif 54 55 #ifndef NDEBUG 56 57 #define MUTEX_LOCK(mp) { \ 58 int err; \ 59 if ((err = pthread_mutex_lock((mp))) != 0) { \ 60 (void) fprintf(stderr, \ 61 "pthread_mutex_lock() failed on %s:%d: %s\n", \ 62 __FILE__, __LINE__, strerror(err)); \ 63 abort(); \ 64 } \ 65 } 66 67 #define MUTEX_UNLOCK(mp) { \ 68 int err; \ 69 if ((err = pthread_mutex_unlock((mp))) != 0) { \ 70 (void) fprintf(stderr, \ 71 "pthread_mutex_unlock() failed on %s:%d: %s\n", \ 72 __FILE__, __LINE__, strerror(err)); \ 73 abort(); \ 74 } \ 75 } 76 77 #else 78 79 #define MUTEX_LOCK(mp) (void) pthread_mutex_lock((mp)) 80 #define MUTEX_UNLOCK(mp) (void) pthread_mutex_unlock((mp)) 81 82 #endif 83 84 #ifndef NDEBUG 85 #define bad_error(func, err) { \ 86 (void) fprintf(stderr, "%s:%d: %s() failed with unexpected " \ 87 "error %d. Aborting.\n", __FILE__, __LINE__, (func), (err)); \ 88 abort(); \ 89 } 90 #else 91 #define bad_error(func, err) abort() 92 #endif 93 94 95 #define min(a, b) (((a) < (b)) ? (a) : (b)) 96 97 #define FAULT_COUNT_INCR 0 98 #define FAULT_COUNT_RESET 1 99 100 #define FAULT_THRESHOLD 3 101 102 #define MAX_CONFIGD_RETRIES 5 103 #define MAX_EMI_RETRIES 5 104 #define MAX_MOUNT_RETRIES 5 105 #define MAX_SULOGIN_RETRIES 5 106 107 #define RETURN_SUCCESS 0 108 #define RETURN_RETRY -1 109 #define RETURN_FATAL -2 110 111 #define LIBSCF_SUCCESS 0 112 #define LIBSCF_PROPERTY_ABSENT -1 113 #define LIBSCF_PGROUP_ABSENT -2 114 #define LIBSCF_PROPERTY_ERROR -3 115 116 #define METHOD_START 0 117 #define METHOD_STOP 1 118 #define METHOD_REFRESH 2 119 120 #define METHOD_TIMEOUT_INFINITE 0 121 122 /* 123 * Contract cookies used by startd. 124 */ 125 #define CONFIGD_COOKIE 0x10 126 #define SULOGIN_COOKIE 0x11 127 #define METHOD_START_COOKIE 0x20 128 #define METHOD_OTHER_COOKIE 0x21 129 #define MONITOR_COOKIE 0x30 130 #define EMI_COOKIE 0x31 131 132 133 #define ALLOC_RETRY 3 134 #define ALLOC_DELAY 10 135 #define ALLOC_DELAY_MULT 10 136 137 #define safe_scf_scope_create(h) \ 138 libscf_object_create((void *(*)(scf_handle_t *))scf_scope_create, (h)) 139 #define safe_scf_service_create(h) \ 140 libscf_object_create((void *(*)(scf_handle_t *))scf_service_create, (h)) 141 #define safe_scf_instance_create(h) libscf_object_create( \ 142 (void *(*)(scf_handle_t *))scf_instance_create, (h)) 143 #define safe_scf_snapshot_create(h) libscf_object_create( \ 144 (void *(*)(scf_handle_t *))scf_snapshot_create, (h)) 145 #define safe_scf_snaplevel_create(h) libscf_object_create( \ 146 (void *(*)(scf_handle_t *))scf_snaplevel_create, (h)) 147 #define safe_scf_pg_create(h) \ 148 libscf_object_create((void *(*)(scf_handle_t *))scf_pg_create, (h)) 149 #define safe_scf_property_create(h) libscf_object_create( \ 150 (void *(*)(scf_handle_t *))scf_property_create, (h)) 151 #define safe_scf_value_create(h) \ 152 libscf_object_create((void *(*)(scf_handle_t *))scf_value_create, (h)) 153 #define safe_scf_iter_create(h) \ 154 libscf_object_create((void *(*)(scf_handle_t *))scf_iter_create, (h)) 155 #define safe_scf_transaction_create(h) libscf_object_create( \ 156 (void *(*)(scf_handle_t *)) scf_transaction_create, (h)) 157 #define safe_scf_entry_create(h) \ 158 libscf_object_create((void *(*)(scf_handle_t *))scf_entry_create, (h)) 159 160 #define startd_alloc(sz) \ 161 startd_alloc_retry((void *(*)(size_t, int))umem_alloc, (sz)) 162 #define startd_zalloc(sz) \ 163 startd_alloc_retry((void *(*)(size_t, int))umem_zalloc, (sz)) 164 165 166 extern pthread_mutexattr_t mutex_attrs; 167 168 /* 169 * Definitions for administrative actions. 170 * Note that the ordering in admin_action_t, admin_actions, and admin_events 171 * must match. admin_actions and admin_events are defined in startd.c. 172 */ 173 #define NACTIONS 6 174 175 typedef enum { 176 ADMIN_EVENT_DEGRADED = 0x0, 177 ADMIN_EVENT_MAINT_OFF, 178 ADMIN_EVENT_MAINT_ON, 179 ADMIN_EVENT_MAINT_ON_IMMEDIATE, 180 ADMIN_EVENT_REFRESH, 181 ADMIN_EVENT_RESTART 182 } admin_action_t; 183 184 extern const char * const admin_actions[NACTIONS]; 185 extern const int admin_events[NACTIONS]; 186 187 #define LOG_DATE_SIZE 32 /* Max size of timestamp in log output */ 188 189 extern ssize_t max_scf_name_size; 190 extern ssize_t max_scf_value_size; 191 extern ssize_t max_scf_fmri_size; 192 193 extern mode_t fmask; 194 extern mode_t dmask; 195 196 #define LOG_PREFIX_EARLY "/etc/svc/volatile/" 197 #define LOG_PREFIX_NORMAL "/var/svc/log/" 198 199 #define LOG_SUFFIX ".log" 200 201 #define STARTD_DEFAULT_LOG "svc.startd.log" 202 #define EMI_LOG ((const char *) "system-early-manifest-import:default.log") 203 204 extern const char *log_directory; /* Current log directory path */ 205 206 #define FS_TIMEZONE_DIR "/usr/share/lib/zoneinfo" 207 #define FS_LOCALE_DIR "/usr/lib/locale" 208 209 /* 210 * Simple dictionary representation. 211 */ 212 typedef struct dictionary { 213 uu_list_t *dict_list; 214 int dict_new_id; 215 pthread_mutex_t dict_lock; 216 } dictionary_t; 217 218 typedef struct dict_entry { 219 int de_id; 220 const char *de_name; 221 uu_list_node_t de_link; 222 } dict_entry_t; 223 224 extern dictionary_t *dictionary; 225 226 typedef struct timeout_queue { 227 uu_list_t *tq_list; 228 pthread_mutex_t tq_lock; 229 } timeout_queue_t; 230 231 typedef struct timeout_entry { 232 hrtime_t te_timeout; /* timeout expiration time */ 233 ctid_t te_ctid; 234 char *te_fmri; 235 char *te_logstem; 236 volatile int te_fired; 237 uu_list_node_t te_link; 238 } timeout_entry_t; 239 240 extern timeout_queue_t *timeouts; 241 242 /* 243 * State definitions. 244 */ 245 typedef enum { 246 STATE_NONE = 0x0, 247 STATE_UNINIT, 248 STATE_MAINT, 249 STATE_OFFLINE, 250 STATE_DISABLED, 251 STATE_ONLINE, 252 STATE_DEGRADED 253 } instance_state_t; 254 255 #define STATE_MAX (STATE_DEGRADED + 1) 256 257 extern const char * const instance_state_str[STATE_MAX]; 258 259 typedef enum { 260 GVT_UNSUPPORTED = -1, 261 GVT_UNKNOWN = 0, 262 GVT_SVC, /* service */ 263 GVT_INST, /* instance */ 264 GVT_FILE, /* file: */ 265 GVT_GROUP /* dependency group */ 266 } gv_type_t; 267 268 typedef enum { 269 DEPGRP_UNSUPPORTED = -1, 270 DEPGRP_REQUIRE_ANY = 1, 271 DEPGRP_REQUIRE_ALL, 272 DEPGRP_EXCLUDE_ALL, 273 DEPGRP_OPTIONAL_ALL 274 } depgroup_type_t; 275 276 typedef enum { 277 METHOD_RESTART_UNKNOWN = -1, 278 METHOD_RESTART_ALL = 0, 279 METHOD_RESTART_EXTERNAL_FAULT, 280 METHOD_RESTART_ANY_FAULT, 281 METHOD_RESTART_OTHER 282 } method_restart_t; 283 284 typedef enum { 285 PROPAGATE_START, 286 PROPAGATE_STOP, 287 PROPAGATE_SAT 288 } propagate_event_t; 289 290 /* 291 * Graph representation. 292 */ 293 #define GV_CONFIGURED 0x01 /* Service exists in repository, ready */ 294 #define GV_ENABLED 0x02 /* Service should be online */ 295 #define GV_ENBLD_NOOVR 0x04 /* GV_ENABLED, ignoring override */ 296 #define GV_INSUBGRAPH 0x08 /* Current milestone depends on service */ 297 #define GV_DEATHROW 0x10 /* Service is on deathrow */ 298 #define GV_TOOFFLINE 0x20 /* Services in subtree to offline */ 299 #define GV_TODISABLE 0x40 /* Services in subtree to disable */ 300 301 /* ID must come first to support search */ 302 typedef struct graph_vertex { 303 int gv_id; 304 char *gv_name; 305 uu_list_node_t gv_link; 306 307 uint_t gv_flags; 308 restarter_instance_state_t gv_state; 309 310 gv_type_t gv_type; 311 312 depgroup_type_t gv_depgroup; 313 restarter_error_t gv_restart; 314 315 void (*gv_start_f)(struct graph_vertex *); 316 void (*gv_post_online_f)(void); 317 void (*gv_post_disable_f)(void); 318 319 int gv_restarter_id; 320 evchan_t *gv_restarter_channel; 321 322 int gv_delegate_initialized; 323 evchan_t *gv_delegate_channel; 324 325 uu_list_t *gv_dependencies; 326 uu_list_t *gv_dependents; 327 328 /* 329 * gv_refs represents the number of references besides dependencies. 330 * The vertex cannot be removed when gv_refs > 0. 331 * 332 * Currently, only relevant for GVT_SVC and GVT_INST type vertices. 333 */ 334 int gv_refs; 335 336 int32_t gv_stn_tset; 337 int32_t gv_reason; 338 } graph_vertex_t; 339 340 typedef struct graph_edge { 341 graph_vertex_t *ge_vertex; 342 uu_list_node_t ge_link; 343 graph_vertex_t *ge_parent; 344 } graph_edge_t; 345 346 int libscf_get_info_events_all(scf_propertygroup_t *); 347 int32_t libscf_get_stn_tset(scf_instance_t *); 348 349 /* 350 * Restarter transition outcomes 351 */ 352 typedef enum { 353 MAINT_REQUESTED, 354 START_REQUESTED, 355 START_FAILED_REPEATEDLY, 356 START_FAILED_CONFIGURATION, 357 START_FAILED_FATAL, 358 START_FAILED_TIMEOUT_FATAL, 359 START_FAILED_OTHER 360 } start_outcome_t; 361 362 typedef void (*instance_hook_t)(void); 363 364 typedef struct service_hook_assn { 365 char *sh_fmri; 366 instance_hook_t sh_pre_online_hook; 367 instance_hook_t sh_post_online_hook; 368 instance_hook_t sh_post_offline_hook; 369 } service_hook_assn_t; 370 371 /* 372 * Restarter instance stop reasons. 373 */ 374 typedef enum { 375 RSTOP_EXIT = 0x0, /* exited or empty */ 376 RSTOP_CORE, /* core dumped */ 377 RSTOP_SIGNAL, /* external fatal signal received */ 378 RSTOP_HWERR, /* uncorrectable hardware error */ 379 RSTOP_DEPENDENCY, /* dependency activity caused stop */ 380 RSTOP_DISABLE, /* disabled */ 381 RSTOP_RESTART /* restart requested */ 382 } stop_cause_t; 383 384 /* 385 * Restarter instance maintenance clear reasons. 386 */ 387 typedef enum { 388 RUNMAINT_CLEAR = 0x0, 389 RUNMAINT_DISABLE 390 } unmaint_cause_t; 391 392 /* 393 * Restarter instance flags 394 */ 395 #define RINST_CONTRACT 0x00000000 /* progeny constitute inst */ 396 #define RINST_TRANSIENT 0x10000000 /* inst operates momentarily */ 397 #define RINST_WAIT 0x20000000 /* child constitutes inst */ 398 #define RINST_STYLE_MASK 0xf0000000 399 400 #define RINST_RETAKE_RUNNING 0x01000000 /* pending running snapshot */ 401 #define RINST_RETAKE_START 0x02000000 /* pending start snapshot */ 402 403 #define RINST_RETAKE_MASK 0x0f000000 404 405 #define RINST_START_TIMES 5 /* failures to consider */ 406 #define RINST_FAILURE_RATE_NS 600000000000LL /* 1 failure/10 minutes */ 407 408 /* Number of events in the queue when we start dropping ADMIN events. */ 409 #define RINST_QUEUE_THRESHOLD 100 410 411 typedef struct restarter_inst { 412 int ri_id; 413 instance_data_t ri_i; 414 char *ri_common_name; /* template localized name */ 415 char *ri_C_common_name; /* C locale name */ 416 417 char *ri_logstem; /* logfile name */ 418 char *ri_utmpx_prefix; 419 uint_t ri_flags; 420 instance_hook_t ri_pre_online_hook; 421 instance_hook_t ri_post_online_hook; 422 instance_hook_t ri_post_offline_hook; 423 424 hrtime_t ri_start_time[RINST_START_TIMES]; 425 uint_t ri_start_index; /* times started */ 426 427 uu_list_node_t ri_link; 428 pthread_mutex_t ri_lock; 429 430 /* 431 * When we start a thread to we execute a method for this instance, we 432 * put the thread id in ri_method_thread. Threads with ids other than 433 * this which acquire ri_lock while ri_method_thread is nonzero should 434 * wait on ri_method_cv. ri_method_waiters should be incremented while 435 * waiting so the instance won't be deleted. 436 */ 437 pthread_t ri_method_thread; 438 pthread_cond_t ri_method_cv; 439 uint_t ri_method_waiters; 440 441 /* 442 * These fields are provided so functions can operate on this structure 443 * and the repository without worrying about whether the instance has 444 * been deleted from the repository (this is possible because 445 * ri_i.i_fmri names the instance this structure represents -- see 446 * libscf_reget_inst()). ri_m_inst is the scf_instance_t for the 447 * instance, and ri_mi_deleted is true if the instance has been deleted. 448 */ 449 scf_instance_t *ri_m_inst; 450 boolean_t ri_mi_deleted; 451 452 /* 453 * We maintain a pointer to any pending timeout for this instance 454 * for quick reference/deletion. 455 */ 456 timeout_entry_t *ri_timeout; 457 458 /* 459 * Instance event queue. Graph events are queued here as a list 460 * of restarter_instance_qentry_t's, and the lock is held separately. 461 * If both ri_lock and ri_queue_lock are grabbed, ri_lock must be 462 * grabbed first. ri_queue_lock protects all ri_queue_* structure 463 * members. 464 */ 465 pthread_mutex_t ri_queue_lock; 466 pthread_cond_t ri_queue_cv; 467 uu_list_t *ri_queue; 468 int ri_queue_thread; 469 470 } restarter_inst_t; 471 472 typedef struct restarter_instance_list { 473 uu_list_t *ril_instance_list; 474 pthread_mutex_t ril_lock; 475 } restarter_instance_list_t; 476 477 typedef struct restarter_instance_qentry { 478 restarter_event_type_t riq_type; 479 int32_t riq_reason; 480 uu_list_node_t riq_link; 481 } restarter_instance_qentry_t; 482 483 typedef struct fork_info { 484 int sf_id; 485 int sf_method_type; 486 restarter_error_t sf_event_type; 487 restarter_str_t sf_reason; 488 } fork_info_t; 489 490 typedef struct wait_info { 491 uu_list_node_t wi_link; 492 493 int wi_fd; /* psinfo file descriptor */ 494 id_t wi_pid; /* process ID */ 495 const char *wi_fmri; /* instance FMRI */ 496 int wi_parent; /* startd is parent */ 497 int wi_ignore; /* ignore events */ 498 } wait_info_t; 499 500 #define STARTD_LOG_FILE 0x1 501 #define STARTD_LOG_TERMINAL 0x2 502 #define STARTD_LOG_SYSLOG 0x4 503 504 #define STARTD_BOOT_QUIET 0x1 505 #define STARTD_BOOT_VERBOSE 0x2 506 507 /* 508 * Internal debug flags used to reduce the amount of data sent to the 509 * internal debug buffer. They can be turned on & off dynamically using 510 * internal_debug_flags variable in mdb. By default, they're off. 511 */ 512 #define DEBUG_DEPENDENCIES 0x1 513 514 typedef struct startd_state { 515 /* Logging configuration */ 516 char *st_log_prefix; /* directory prefix */ 517 char *st_log_file; /* startd file in above dir */ 518 uint_t st_log_flags; /* message destination */ 519 int st_log_level_min; /* minimum required to log */ 520 int st_log_timezone_known; /* timezone is available */ 521 int st_log_locale_known; /* locale is available */ 522 int st_log_login_reached; /* login service reached */ 523 524 /* Boot configuration */ 525 uint_t st_boot_flags; /* serial boot, etc. */ 526 uint_t st_initial; /* first startd on system */ 527 528 /* System configuration */ 529 char *st_subgraph; /* milestone subgraph request */ 530 531 uint_t st_load_complete; /* graph load completed */ 532 uint_t st_load_instances; /* restarter instances to load */ 533 pthread_mutex_t st_load_lock; 534 pthread_cond_t st_load_cv; 535 536 /* Repository configuration */ 537 pid_t st_configd_pid; /* PID of our svc.configd */ 538 /* instance */ 539 int st_configd_lives; /* configd started */ 540 pthread_mutex_t st_configd_live_lock; 541 pthread_cond_t st_configd_live_cv; 542 543 char *st_door_path; 544 545 /* General information */ 546 uint_t st_flags; 547 struct timeval st_start_time; /* effective system start time */ 548 char *st_locale; 549 } startd_state_t; 550 551 extern startd_state_t *st; 552 553 extern boolean_t booting_to_single_user; 554 555 extern const char *event_names[]; 556 557 /* 558 * Structures for contract to instance hash table, implemented in 559 * contract.c and used by restarter.c and method.c 560 */ 561 typedef struct contract_entry { 562 ctid_t ce_ctid; 563 int ce_instid; 564 565 uu_list_node_t ce_link; 566 } contract_entry_t; 567 568 extern volatile uint16_t storing_contract; 569 570 uu_list_pool_t *contract_list_pool; 571 572 /* contract.c */ 573 ctid_t contract_init(void); 574 void contract_abandon(ctid_t); 575 int contract_kill(ctid_t, int, const char *); 576 int contract_is_empty(ctid_t); 577 void contract_hash_init(); 578 void contract_hash_store(ctid_t, int); 579 void contract_hash_remove(ctid_t); 580 int lookup_inst_by_contract(ctid_t); 581 582 /* dict.c */ 583 void dict_init(void); 584 int dict_lookup_byname(const char *); 585 int dict_insert(const char *); 586 587 /* expand.c */ 588 int expand_method_tokens(const char *, scf_instance_t *, 589 scf_snapshot_t *, int, char **); 590 591 /* env.c */ 592 void init_env(void); 593 char **set_smf_env(char **, size_t, const char *, 594 const restarter_inst_t *, const char *); 595 596 /* file.c */ 597 int file_ready(graph_vertex_t *); 598 599 /* fork.c */ 600 int fork_mount(char *, char *); 601 void fork_sulogin(boolean_t, const char *, ...); 602 void fork_rc_script(char, const char *, boolean_t); 603 604 void *fork_configd_thread(void *); 605 606 pid_t startd_fork1(int *); 607 void fork_with_timeout(const char *, uint_t, uint_t); 608 void fork_emi(); 609 610 /* graph.c */ 611 void graph_init(void); 612 void *single_user_thread(void *); 613 void *graph_thread(void *); 614 void *graph_event_thread(void *); 615 void *repository_event_thread(void *); 616 int dgraph_add_instance(const char *, scf_instance_t *, boolean_t); 617 void graph_engine_start(void); 618 void graph_enable_by_vertex(graph_vertex_t *, int, int); 619 int refresh_vertex(graph_vertex_t *, scf_instance_t *); 620 void vertex_send_event(graph_vertex_t *, restarter_event_type_t); 621 void graph_start_if_satisfied(graph_vertex_t *); 622 int vertex_subgraph_dependencies_shutdown(scf_handle_t *, graph_vertex_t *, 623 restarter_instance_state_t); 624 void graph_transition_sulogin(restarter_instance_state_t, 625 restarter_instance_state_t); 626 void graph_transition_propagate(graph_vertex_t *, propagate_event_t, 627 restarter_error_t); 628 void graph_offline_subtree_leaves(graph_vertex_t *, void *); 629 void offline_vertex(graph_vertex_t *); 630 631 /* libscf.c - common */ 632 char *inst_fmri_to_svc_fmri(const char *); 633 void *libscf_object_create(void *(*)(scf_handle_t *), scf_handle_t *); 634 int libscf_instance_get_fmri(scf_instance_t *, char **); 635 int libscf_fmri_get_instance(scf_handle_t *, const char *, scf_instance_t **); 636 int libscf_lookup_instance(const char *, scf_instance_t *); 637 int libscf_set_reconfig(int); 638 scf_snapshot_t *libscf_get_or_make_running_snapshot(scf_instance_t *, 639 const char *, boolean_t); 640 int libscf_inst_set_count_prop(scf_instance_t *, const char *, 641 const char *pgtype, uint32_t, const char *, uint64_t); 642 643 /* libscf.c - used by graph.c */ 644 int libscf_get_deathrow(scf_handle_t *, scf_instance_t *, int *); 645 int libscf_get_basic_instance_data(scf_handle_t *, scf_instance_t *, 646 const char *, int *, int *, char **); 647 int libscf_inst_get_or_add_pg(scf_instance_t *, const char *, const char *, 648 uint32_t, scf_propertygroup_t *); 649 int libscf_read_states(const scf_propertygroup_t *, 650 restarter_instance_state_t *, restarter_instance_state_t *); 651 int depgroup_empty(scf_handle_t *, scf_propertygroup_t *); 652 gv_type_t depgroup_read_scheme(scf_handle_t *, scf_propertygroup_t *); 653 depgroup_type_t depgroup_read_grouping(scf_handle_t *, scf_propertygroup_t *); 654 restarter_error_t depgroup_read_restart(scf_handle_t *, scf_propertygroup_t *); 655 int libscf_set_enable_ovr(scf_instance_t *, int); 656 int libscf_set_deathrow(scf_instance_t *, int); 657 int libscf_delete_enable_ovr(scf_instance_t *); 658 int libscf_get_milestone(scf_instance_t *, scf_property_t *, scf_value_t *, 659 char *, size_t); 660 int libscf_extract_runlevel(scf_property_t *, char *); 661 int libscf_clear_runlevel(scf_propertygroup_t *, const char *milestone); 662 663 typedef int (*callback_t)(void *, void *); 664 665 int walk_dependency_pgs(scf_instance_t *, callback_t, void *); 666 int walk_property_astrings(scf_property_t *, callback_t, void *); 667 void libscf_reset_start_times(restarter_inst_t *, int); 668 669 /* libscf.c - used by restarter.c/method.c/expand.c */ 670 char *libscf_get_method(scf_handle_t *, int, restarter_inst_t *, 671 scf_snapshot_t *, method_restart_t *, uint_t *, uint8_t *, uint64_t *, 672 uint8_t *); 673 void libscf_populate_graph(scf_handle_t *h); 674 int update_fault_count(restarter_inst_t *, int); 675 int libscf_unset_action(scf_handle_t *, scf_propertygroup_t *, admin_action_t, 676 int64_t); 677 int libscf_get_startd_properties(scf_instance_t *, scf_snapshot_t *, uint_t *, 678 char **); 679 int libscf_get_template_values(scf_instance_t *, scf_snapshot_t *, char **, 680 char **); 681 682 int libscf_read_method_ids(scf_handle_t *, scf_instance_t *, const char *, 683 ctid_t *, ctid_t *, pid_t *); 684 int libscf_write_start_pid(scf_instance_t *, pid_t); 685 int libscf_write_method_status(scf_instance_t *, const char *, int); 686 int libscf_note_method_log(scf_instance_t *, const char *, const char *); 687 688 scf_handle_t *libscf_handle_create_bound(scf_version_t); 689 void libscf_handle_rebind(scf_handle_t *); 690 scf_handle_t *libscf_handle_create_bound_loop(void); 691 692 scf_snapshot_t *libscf_get_running_snapshot(scf_instance_t *); 693 int libscf_snapshots_poststart(scf_handle_t *, const char *, boolean_t); 694 int libscf_snapshots_refresh(scf_instance_t *, const char *); 695 696 int instance_is_transient_style(restarter_inst_t *); 697 int instance_is_wait_style(restarter_inst_t *); 698 699 int libscf_create_self(scf_handle_t *); 700 701 void libscf_reget_instance(restarter_inst_t *); 702 703 /* log.c */ 704 void log_init(); 705 void log_error(int, const char *, ...); 706 void log_framework(int, const char *, ...); 707 void log_framework2(int, int, const char *, ...); 708 void log_console(int, const char *, ...); 709 void log_preexec(void); 710 void setlog(const char *); 711 void log_transition(const restarter_inst_t *, start_outcome_t); 712 void log_instance(const restarter_inst_t *, boolean_t, const char *, ...); 713 void log_instance_fmri(const char *, const char *, boolean_t, 714 const char *, ...); 715 716 /* method.c */ 717 void *method_thread(void *); 718 void method_remove_contract(restarter_inst_t *, boolean_t, boolean_t); 719 720 /* misc.c */ 721 void startd_close(int); 722 void startd_fclose(FILE *); 723 int fmri_canonify(const char *, char **, boolean_t); 724 int fs_is_read_only(char *, ulong_t *); 725 int fs_remount(char *); 726 void xstr_sanitize(char *); 727 728 /* restarter.c */ 729 void restarter_init(void); 730 void restarter_start(void); 731 int instance_in_transition(restarter_inst_t *); 732 int restarter_instance_update_states(scf_handle_t *, restarter_inst_t *, 733 restarter_instance_state_t, restarter_instance_state_t, restarter_error_t, 734 restarter_str_t); 735 int stop_instance_fmri(scf_handle_t *, const char *, uint_t); 736 restarter_inst_t *inst_lookup_by_id(int); 737 void restarter_mark_pending_snapshot(const char *, uint_t); 738 void *restarter_post_fsminimal_thread(void *); 739 void timeout_insert(restarter_inst_t *, ctid_t, uint64_t); 740 void timeout_remove(restarter_inst_t *, ctid_t); 741 void timeout_init(void); 742 int is_timeout_ovr(restarter_inst_t *); 743 744 /* startd.c */ 745 void *safe_realloc(void *, size_t); 746 char *safe_strdup(const char *s); 747 void *startd_alloc_retry(void *(*)(size_t, int), size_t); 748 void startd_free(void *, size_t); 749 uu_list_pool_t *startd_list_pool_create(const char *, size_t, size_t, 750 uu_compare_fn_t *, uint32_t); 751 uu_list_t *startd_list_create(uu_list_pool_t *, void *, uint32_t); 752 pthread_t startd_thread_create(void *(*)(void *), void *); 753 754 /* special.c */ 755 void special_null_transition(void); 756 void special_online_hooks_get(const char *, instance_hook_t *, 757 instance_hook_t *, instance_hook_t *); 758 759 /* transition.c */ 760 int gt_transition(scf_handle_t *, graph_vertex_t *, restarter_error_t, 761 restarter_instance_state_t); 762 763 /* utmpx.c */ 764 void utmpx_init(void); 765 void utmpx_clear_old(void); 766 int utmpx_mark_init(pid_t, char *); 767 void utmpx_mark_dead(pid_t, int, boolean_t); 768 char utmpx_get_runlevel(void); 769 void utmpx_set_runlevel(char, char, boolean_t); 770 void utmpx_write_boottime(void); 771 772 /* wait.c */ 773 void wait_init(void); 774 void wait_prefork(void); 775 void wait_postfork(pid_t); 776 int wait_register(pid_t, const char *, int, int); 777 void *wait_thread(void *); 778 void wait_ignore_by_fmri(const char *); 779 780 /* proc.c */ 781 ctid_t proc_get_ctid(); 782 783 /* deathrow.c */ 784 extern void deathrow_init(); 785 extern void deathrow_fini(); 786 extern boolean_t is_fmri_in_deathrow(const char *); 787 788 #ifdef __cplusplus 789 } 790 #endif 791 792 #endif /* _STARTD_H */ 793