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cib_client.c
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1 /*
2  * Copyright 2004-2021 the Pacemaker project contributors
3  *
4  * The version control history for this file may have further details.
5  *
6  * This source code is licensed under the GNU Lesser General Public License
7  * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY.
8  */
9 
10 #include <crm_internal.h>
11 #include <unistd.h>
12 #include <stdlib.h>
13 #include <stdio.h>
14 #include <stdarg.h>
15 #include <string.h>
16 #include <pwd.h>
17 
18 #include <sys/stat.h>
19 #include <sys/types.h>
20 
21 #include <glib.h>
22 
23 #include <crm/crm.h>
24 #include <crm/cib/internal.h>
25 #include <crm/msg_xml.h>
26 #include <crm/common/xml.h>
27 
28 GHashTable *cib_op_callback_table = NULL;
29 
30 int cib_client_set_op_callback(cib_t * cib, void (*callback) (const xmlNode * msg, int call_id,
31  int rc, xmlNode * output));
32 
33 int cib_client_add_notify_callback(cib_t * cib, const char *event,
34  void (*callback) (const char *event, xmlNode * msg));
35 
36 int cib_client_del_notify_callback(cib_t * cib, const char *event,
37  void (*callback) (const char *event, xmlNode * msg));
38 
39 gint ciblib_GCompareFunc(gconstpointer a, gconstpointer b);
40 
41 #define op_common(cib) do { \
42  if(cib == NULL) { \
43  return -EINVAL; \
44  } else if(cib->delegate_fn == NULL) { \
45  return -EPROTONOSUPPORT; \
46  } \
47  } while(0)
48 
49 static int
50 cib_client_noop(cib_t * cib, int call_options)
51 {
52  op_common(cib);
53  return cib_internal_op(cib, CRM_OP_NOOP, NULL, NULL, NULL, NULL, call_options, NULL);
54 }
55 
56 static int
57 cib_client_ping(cib_t * cib, xmlNode ** output_data, int call_options)
58 {
59  op_common(cib);
60  return cib_internal_op(cib, CRM_OP_PING, NULL, NULL, NULL, output_data, call_options, NULL);
61 }
62 
63 static int
64 cib_client_query(cib_t * cib, const char *section, xmlNode ** output_data, int call_options)
65 {
66  return cib->cmds->query_from(cib, NULL, section, output_data, call_options);
67 }
68 
69 static int
70 cib_client_query_from(cib_t * cib, const char *host, const char *section,
71  xmlNode ** output_data, int call_options)
72 {
73  op_common(cib);
74  return cib_internal_op(cib, CIB_OP_QUERY, host, section, NULL, output_data, call_options, NULL);
75 }
76 
77 static int
78 cib_client_is_master(cib_t * cib)
79 {
80  op_common(cib);
81  return cib_internal_op(cib, CIB_OP_ISMASTER, NULL, NULL, NULL, NULL,
83 }
84 
85 static int
86 cib_client_set_slave(cib_t * cib, int call_options)
87 {
88  op_common(cib);
89  return cib_internal_op(cib, CIB_OP_SLAVE, NULL, NULL, NULL, NULL, call_options, NULL);
90 }
91 
92 static int
93 cib_client_set_slave_all(cib_t * cib, int call_options)
94 {
95  return -EPROTONOSUPPORT;
96 }
97 
98 static int
99 cib_client_set_master(cib_t * cib, int call_options)
100 {
101  op_common(cib);
102  crm_trace("Adding cib_scope_local to options");
103  return cib_internal_op(cib, CIB_OP_MASTER, NULL, NULL, NULL, NULL,
104  call_options | cib_scope_local, NULL);
105 }
106 
107 static int
108 cib_client_bump_epoch(cib_t * cib, int call_options)
109 {
110  op_common(cib);
111  return cib_internal_op(cib, CIB_OP_BUMP, NULL, NULL, NULL, NULL, call_options, NULL);
112 }
113 
114 static int
115 cib_client_upgrade(cib_t * cib, int call_options)
116 {
117  op_common(cib);
118  return cib_internal_op(cib, CIB_OP_UPGRADE, NULL, NULL, NULL, NULL, call_options, NULL);
119 }
120 
121 static int
122 cib_client_sync(cib_t * cib, const char *section, int call_options)
123 {
124  return cib->cmds->sync_from(cib, NULL, section, call_options);
125 }
126 
127 static int
128 cib_client_sync_from(cib_t * cib, const char *host, const char *section, int call_options)
129 {
130  op_common(cib);
131  return cib_internal_op(cib, CIB_OP_SYNC, host, section, NULL, NULL, call_options, NULL);
132 }
133 
134 static int
135 cib_client_create(cib_t * cib, const char *section, xmlNode * data, int call_options)
136 {
137  op_common(cib);
138  return cib_internal_op(cib, CIB_OP_CREATE, NULL, section, data, NULL, call_options, NULL);
139 }
140 
141 static int
142 cib_client_modify(cib_t * cib, const char *section, xmlNode * data, int call_options)
143 {
144  op_common(cib);
145  return cib_internal_op(cib, CIB_OP_MODIFY, NULL, section, data, NULL, call_options, NULL);
146 }
147 
148 static int
149 cib_client_update(cib_t * cib, const char *section, xmlNode * data, int call_options)
150 {
151  op_common(cib);
152  return cib_internal_op(cib, CIB_OP_MODIFY, NULL, section, data, NULL, call_options, NULL);
153 }
154 
155 static int
156 cib_client_replace(cib_t * cib, const char *section, xmlNode * data, int call_options)
157 {
158  op_common(cib);
159  return cib_internal_op(cib, CIB_OP_REPLACE, NULL, section, data, NULL, call_options, NULL);
160 }
161 
162 static int
163 cib_client_delete(cib_t * cib, const char *section, xmlNode * data, int call_options)
164 {
165  op_common(cib);
166  return cib_internal_op(cib, CIB_OP_DELETE, NULL, section, data, NULL, call_options, NULL);
167 }
168 
169 static int
170 cib_client_delete_absolute(cib_t * cib, const char *section, xmlNode * data, int call_options)
171 {
172  op_common(cib);
173  return cib_internal_op(cib, CIB_OP_DELETE_ALT, NULL, section, data, NULL, call_options, NULL);
174 }
175 
176 static int
177 cib_client_erase(cib_t * cib, xmlNode ** output_data, int call_options)
178 {
179  op_common(cib);
180  return cib_internal_op(cib, CIB_OP_ERASE, NULL, NULL, NULL, output_data, call_options, NULL);
181 }
182 
183 static void
184 cib_destroy_op_callback(gpointer data)
185 {
186  cib_callback_client_t *blob = data;
187 
188  if (blob->timer && blob->timer->ref > 0) {
189  g_source_remove(blob->timer->ref);
190  }
191  free(blob->timer);
192 
193  if (blob->user_data && blob->free_func) {
194  blob->free_func(blob->user_data);
195  }
196 
197  free(blob);
198 }
199 
200 static void
201 destroy_op_callback_table(void)
202 {
203  if (cib_op_callback_table != NULL) {
204  g_hash_table_destroy(cib_op_callback_table);
205  cib_op_callback_table = NULL;
206  }
207 }
208 
209 char *
210 get_shadow_file(const char *suffix)
211 {
212  char *cib_home = NULL;
213  char *fullname = NULL;
214  char *name = crm_strdup_printf("shadow.%s", suffix);
215  const char *dir = getenv("CIB_shadow_dir");
216 
217  if (dir == NULL) {
218  uid_t uid = geteuid();
219  struct passwd *pwent = getpwuid(uid);
220  const char *user = NULL;
221 
222  if (pwent) {
223  user = pwent->pw_name;
224  } else {
225  user = getenv("USER");
226  crm_perror(LOG_ERR,
227  "Assuming %s because cannot get user details for user ID %d",
228  (user? user : "unprivileged user"), uid);
229  }
230 
231  if (pcmk__strcase_any_of(user, "root", CRM_DAEMON_USER, NULL)) {
232  dir = CRM_CONFIG_DIR;
233 
234  } else {
235  const char *home = NULL;
236 
237  if ((home = getenv("HOME")) == NULL) {
238  if (pwent) {
239  home = pwent->pw_dir;
240  }
241  }
242 
243  dir = pcmk__get_tmpdir();
244  if (home && home[0] == '/') {
245  int rc = 0;
246 
247  cib_home = crm_strdup_printf("%s/.cib", home);
248 
249  rc = mkdir(cib_home, 0700);
250  if (rc < 0 && errno != EEXIST) {
251  crm_perror(LOG_ERR, "Couldn't create user-specific shadow directory: %s",
252  cib_home);
253  errno = 0;
254 
255  } else {
256  dir = cib_home;
257  }
258  }
259  }
260  }
261 
262  fullname = crm_strdup_printf("%s/%s", dir, name);
263  free(cib_home);
264  free(name);
265 
266  return fullname;
267 }
268 
269 cib_t *
270 cib_shadow_new(const char *shadow)
271 {
272  cib_t *new_cib = NULL;
273  char *shadow_file = NULL;
274 
275  CRM_CHECK(shadow != NULL, return NULL);
276 
277  shadow_file = get_shadow_file(shadow);
278  new_cib = cib_file_new(shadow_file);
279  free(shadow_file);
280 
281  return new_cib;
282 }
283 
284 cib_t *
286 {
287  unsetenv("CIB_shadow");
288  return cib_new();
289 }
290 
291 cib_t *
292 cib_new(void)
293 {
294  const char *value = getenv("CIB_shadow");
295  int port;
296 
297  if (value && value[0] != 0) {
298  return cib_shadow_new(value);
299  }
300 
301  value = getenv("CIB_file");
302  if (value) {
303  return cib_file_new(value);
304  }
305 
306  value = getenv("CIB_port");
307  if (value) {
308  gboolean encrypted = TRUE;
309  const char *server = getenv("CIB_server");
310  const char *user = getenv("CIB_user");
311  const char *pass = getenv("CIB_passwd");
312 
313  /* We don't ensure port is valid (>= 0) because cib_new() currently
314  * can't return NULL in practice, and introducing a NULL return here
315  * could cause core dumps that would previously just cause signon()
316  * failures.
317  */
318  pcmk__scan_port(value, &port);
319 
320  value = getenv("CIB_encrypted");
321  if (value && crm_is_true(value) == FALSE) {
322  crm_info("Disabling TLS");
323  encrypted = FALSE;
324  }
325 
326  if (user == NULL) {
327  user = CRM_DAEMON_USER;
328  crm_info("Defaulting to user: %s", user);
329  }
330 
331  if (server == NULL) {
332  server = "localhost";
333  crm_info("Defaulting to localhost");
334  }
335 
336  return cib_remote_new(server, user, pass, port, encrypted);
337  }
338 
339  return cib_native_new();
340 }
341 
351 cib_t *
353 {
354  cib_t *new_cib = NULL;
355 
356  new_cib = calloc(1, sizeof(cib_t));
357 
358  remove_cib_op_callback(0, TRUE); /* remove all */
359 
360  new_cib->call_id = 1;
361  new_cib->variant = cib_undefined;
362 
363  new_cib->type = cib_no_connection;
364  new_cib->state = cib_disconnected;
365 
366  new_cib->op_callback = NULL;
367  new_cib->variant_opaque = NULL;
368  new_cib->notify_list = NULL;
369 
370  /* the rest will get filled in by the variant constructor */
371  new_cib->cmds = calloc(1, sizeof(cib_api_operations_t));
372 
378 
379  new_cib->cmds->noop = cib_client_noop;
380  new_cib->cmds->ping = cib_client_ping;
381  new_cib->cmds->query = cib_client_query;
382  new_cib->cmds->sync = cib_client_sync;
383 
384  new_cib->cmds->query_from = cib_client_query_from;
385  new_cib->cmds->sync_from = cib_client_sync_from;
386 
387  new_cib->cmds->is_master = cib_client_is_master;
388  new_cib->cmds->set_master = cib_client_set_master;
389  new_cib->cmds->set_slave = cib_client_set_slave;
390  new_cib->cmds->set_slave_all = cib_client_set_slave_all;
391 
392  new_cib->cmds->upgrade = cib_client_upgrade;
393  new_cib->cmds->bump_epoch = cib_client_bump_epoch;
394 
395  new_cib->cmds->create = cib_client_create;
396  new_cib->cmds->modify = cib_client_modify;
397  new_cib->cmds->update = cib_client_update;
398  new_cib->cmds->replace = cib_client_replace;
399  new_cib->cmds->remove = cib_client_delete;
400  new_cib->cmds->erase = cib_client_erase;
401 
402  new_cib->cmds->delete_absolute = cib_client_delete_absolute;
403 
404  return new_cib;
405 }
406 
407 void
409 {
410 
411  if (cib) {
412  GList *list = cib->notify_list;
413 
414  while (list != NULL) {
415  cib_notify_client_t *client = g_list_nth_data(list, 0);
416 
417  list = g_list_remove(list, client);
418  free(client);
419  }
420  cib->notify_list = NULL;
421  }
422 }
428 void
430 {
431  cib_free_notify(cib);
432 
433  destroy_op_callback_table();
434 }
435 
441 void
443 {
444  cib_free_callbacks(cib);
445  if (cib) {
446  cib->cmds->free(cib);
447  }
448 }
449 
450 int
451 cib_client_set_op_callback(cib_t * cib, void (*callback) (const xmlNode * msg, int call_id,
452  int rc, xmlNode * output))
453 {
454  if (callback == NULL) {
455  crm_info("Un-Setting operation callback");
456 
457  } else {
458  crm_trace("Setting operation callback");
459  }
460  cib->op_callback = callback;
461  return pcmk_ok;
462 }
463 
464 int
465 cib_client_add_notify_callback(cib_t * cib, const char *event,
466  void (*callback) (const char *event, xmlNode * msg))
467 {
468  GList *list_item = NULL;
469  cib_notify_client_t *new_client = NULL;
470 
471  if (cib->variant != cib_native && cib->variant != cib_remote) {
472  return -EPROTONOSUPPORT;
473  }
474 
475  crm_trace("Adding callback for %s events (%d)", event, g_list_length(cib->notify_list));
476 
477  new_client = calloc(1, sizeof(cib_notify_client_t));
478  new_client->event = event;
479  new_client->callback = callback;
480 
481  list_item = g_list_find_custom(cib->notify_list, new_client, ciblib_GCompareFunc);
482 
483  if (list_item != NULL) {
484  crm_warn("Callback already present");
485  free(new_client);
486  return -EINVAL;
487 
488  } else {
489  cib->notify_list = g_list_append(cib->notify_list, new_client);
490 
491  cib->cmds->register_notification(cib, event, 1);
492 
493  crm_trace("Callback added (%d)", g_list_length(cib->notify_list));
494  }
495  return pcmk_ok;
496 }
497 
498 static int
499 get_notify_list_event_count(cib_t * cib, const char *event)
500 {
501  GList *l = NULL;
502  int count = 0;
503 
504  for (l = g_list_first(cib->notify_list); l; l = g_list_next(l)) {
505  cib_notify_client_t *client = (cib_notify_client_t *)l->data;
506 
507  if (strcmp(client->event, event) == 0) {
508  count++;
509  }
510  }
511  crm_trace("event(%s) count : %d", event, count);
512  return count;
513 }
514 
515 int
516 cib_client_del_notify_callback(cib_t * cib, const char *event,
517  void (*callback) (const char *event, xmlNode * msg))
518 {
519  GList *list_item = NULL;
520  cib_notify_client_t *new_client = NULL;
521 
522  if (cib->variant != cib_native && cib->variant != cib_remote) {
523  return -EPROTONOSUPPORT;
524  }
525 
526  if (get_notify_list_event_count(cib, event) == 0) {
527  crm_debug("The callback of the event does not exist(%s)", event);
528  return pcmk_ok;
529  }
530 
531  crm_debug("Removing callback for %s events", event);
532 
533  new_client = calloc(1, sizeof(cib_notify_client_t));
534  new_client->event = event;
535  new_client->callback = callback;
536 
537  list_item = g_list_find_custom(cib->notify_list, new_client, ciblib_GCompareFunc);
538 
539  if (list_item != NULL) {
540  cib_notify_client_t *list_client = list_item->data;
541 
542  cib->notify_list = g_list_remove(cib->notify_list, list_client);
543  free(list_client);
544 
545  crm_trace("Removed callback");
546 
547  } else {
548  crm_trace("Callback not present");
549  }
550 
551  if (get_notify_list_event_count(cib, event) == 0) {
552  /* When there is not the registration of the event, the processing turns off a notice. */
553  cib->cmds->register_notification(cib, event, 0);
554  }
555 
556  free(new_client);
557  return pcmk_ok;
558 }
559 
560 gint
561 ciblib_GCompareFunc(gconstpointer a, gconstpointer b)
562 {
563  int rc = 0;
564  const cib_notify_client_t *a_client = a;
565  const cib_notify_client_t *b_client = b;
566 
567  CRM_CHECK(a_client->event != NULL && b_client->event != NULL, return 0);
568  rc = strcmp(a_client->event, b_client->event);
569  if (rc == 0) {
570  if (a_client->callback == b_client->callback) {
571  return 0;
572  } else if (((long)a_client->callback) < ((long)b_client->callback)) {
573  crm_trace("callbacks for %s are not equal: %p < %p",
574  a_client->event, a_client->callback, b_client->callback);
575  return -1;
576  }
577  crm_trace("callbacks for %s are not equal: %p > %p",
578  a_client->event, a_client->callback, b_client->callback);
579  return 1;
580  }
581  return rc;
582 }
583 
584 static gboolean
585 cib_async_timeout_handler(gpointer data)
586 {
587  struct timer_rec_s *timer = data;
588 
589  crm_debug("Async call %d timed out after %ds", timer->call_id, timer->timeout);
590  cib_native_callback(timer->cib, NULL, timer->call_id, -ETIME);
591 
592  /* Always return TRUE, never remove the handler
593  * We do that in remove_cib_op_callback()
594  */
595  return TRUE;
596 }
597 
598 gboolean
599 cib_client_register_callback(cib_t * cib, int call_id, int timeout, gboolean only_success,
600  void *user_data, const char *callback_name,
601  void (*callback) (xmlNode *, int, int, xmlNode *, void *))
602 {
603  return cib_client_register_callback_full(cib, call_id, timeout,
604  only_success, user_data,
605  callback_name, callback, NULL);
606 }
607 
608 gboolean
609 cib_client_register_callback_full(cib_t *cib, int call_id, int timeout,
610  gboolean only_success, void *user_data,
611  const char *callback_name,
612  void (*callback)(xmlNode *, int, int,
613  xmlNode *, void *),
614  void (*free_func)(void *))
615 {
616  cib_callback_client_t *blob = NULL;
617 
618  if (call_id < 0) {
619  if (only_success == FALSE) {
620  callback(NULL, call_id, call_id, NULL, user_data);
621  } else {
622  crm_warn("CIB call failed: %s", pcmk_strerror(call_id));
623  }
624  if (user_data && free_func) {
625  free_func(user_data);
626  }
627  return FALSE;
628  }
629 
630  blob = calloc(1, sizeof(cib_callback_client_t));
631  blob->id = callback_name;
632  blob->only_success = only_success;
633  blob->user_data = user_data;
634  blob->callback = callback;
635  blob->free_func = free_func;
636 
637  if (timeout > 0) {
638  struct timer_rec_s *async_timer = NULL;
639 
640  async_timer = calloc(1, sizeof(struct timer_rec_s));
641  blob->timer = async_timer;
642 
643  async_timer->cib = cib;
644  async_timer->call_id = call_id;
645  async_timer->timeout = timeout * 1000;
646  async_timer->ref =
647  g_timeout_add(async_timer->timeout, cib_async_timeout_handler, async_timer);
648  }
649 
650  crm_trace("Adding callback %s for call %d", callback_name, call_id);
651  pcmk__intkey_table_insert(cib_op_callback_table, call_id, blob);
652 
653  return TRUE;
654 }
655 
656 void
657 remove_cib_op_callback(int call_id, gboolean all_callbacks)
658 {
659  if (all_callbacks) {
660  destroy_op_callback_table();
661  cib_op_callback_table = pcmk__intkey_table(cib_destroy_op_callback);
662  } else {
663  pcmk__intkey_table_remove(cib_op_callback_table, call_id);
664  }
665 }
666 
667 int
669 {
670  if (cib_op_callback_table == NULL) {
671  return 0;
672  }
673  return g_hash_table_size(cib_op_callback_table);
674 }
675 
676 static void
677 cib_dump_pending_op(gpointer key, gpointer value, gpointer user_data)
678 {
679  int call = GPOINTER_TO_INT(key);
680  cib_callback_client_t *blob = value;
681 
682  crm_debug("Call %d (%s): pending", call, crm_str(blob->id));
683 }
684 
685 void
687 {
688  if (cib_op_callback_table == NULL) {
689  return;
690  }
691  return g_hash_table_foreach(cib_op_callback_table, cib_dump_pending_op, NULL);
692 }
int(* query)(cib_t *cib, const char *section, xmlNode **output_data, int call_options)
Definition: cib_types.h:92
pcmk__cpg_host_t host
Definition: cpg.c:49
#define CRM_CHECK(expr, failure_action)
Definition: logging.h:218
#define CIB_OP_CREATE
Definition: internal.h:24
cib_t * cib_shadow_new(const char *name)
Definition: cib_client.c:270
A dumping ground.
const char * pcmk_strerror(int rc)
Definition: results.c:58
#define ETIME
Definition: portability.h:142
char data[0]
Definition: cpg.c:55
cib_t * cib_remote_new(const char *server, const char *user, const char *passwd, int port, gboolean encrypted)
Definition: cib_remote.c:106
int cib_client_add_notify_callback(cib_t *cib, const char *event, void(*callback)(const char *event, xmlNode *msg))
Definition: cib_client.c:465
cib_t * cib_new(void)
Definition: cib_client.c:292
int(* set_slave)(cib_t *cib, int call_options)
Definition: cib_types.h:98
gboolean(* register_callback_full)(cib_t *cib, int call_id, int timeout, gboolean only_success, void *user_data, const char *callback_name, void(*callback)(xmlNode *, int, int, xmlNode *, void *), void(*free_func)(void *))
Definition: cib_types.h:126
bool pcmk__strcase_any_of(const char *s,...) G_GNUC_NULL_TERMINATED
Definition: strings.c:929
gboolean cib_client_register_callback_full(cib_t *cib, int call_id, int timeout, gboolean only_success, void *user_data, const char *callback_name, void(*callback)(xmlNode *, int, int, xmlNode *, void *), void(*free_func)(void *))
Definition: cib_client.c:609
int cib_client_del_notify_callback(cib_t *cib, const char *event, void(*callback)(const char *event, xmlNode *msg))
Definition: cib_client.c:516
int(* free)(cib_t *cib)
Definition: cib_types.h:77
#define CIB_OP_ISMASTER
Definition: internal.h:21
void remove_cib_op_callback(int call_id, gboolean all_callbacks)
Definition: cib_client.c:657
int(* noop)(cib_t *cib, int call_options)
Definition: cib_types.h:90
int(* set_slave_all)(cib_t *cib, int call_options)
Definition: cib_types.h:99
void cib_free_notify(cib_t *cib)
Definition: cib_client.c:408
#define CRM_OP_NOOP
Definition: crm.h:128
int(* replace)(cib_t *cib, const char *section, xmlNode *data, int call_options)
Definition: cib_types.h:111
int call_id
Definition: internal.h:96
gboolean only_success
Definition: internal.h:90
int(* update)(cib_t *cib, const char *section, xmlNode *data, int call_options)
Definition: cib_types.h:109
void(* callback)(const char *event, xmlNode *msg)
Definition: internal.h:82
char * get_shadow_file(const char *name)
Definition: cib_client.c:210
void cib_delete(cib_t *cib)
Free all memory used by CIB connection.
Definition: cib_client.c:442
#define CIB_OP_BUMP
Definition: internal.h:22
int(* bump_epoch)(cib_t *cib, int call_options)
Definition: cib_types.h:104
int(* modify)(cib_t *cib, const char *section, xmlNode *data, int call_options)
Definition: cib_types.h:107
cib_t * cib_new_variant(void)
Definition: cib_client.c:352
int timeout
Definition: internal.h:97
void(* callback)(xmlNode *, int, int, xmlNode *, void *)
Definition: internal.h:87
#define crm_warn(fmt, args...)
Definition: logging.h:351
struct timer_rec_s * timer
Definition: internal.h:91
int(* upgrade)(cib_t *cib, int call_options)
Definition: cib_types.h:103
int pcmk__scan_port(const char *text, int *port)
Definition: strings.c:161
#define CIB_OP_SYNC
Definition: internal.h:19
int rc
Definition: pcmk_fence.c:35
cib_api_operations_t * cmds
Definition: cib_types.h:147
#define crm_debug(fmt, args...)
Definition: logging.h:355
void cib_free_callbacks(cib_t *cib)
Free all callbacks for a CIB connection.
Definition: cib_client.c:429
int(* ping)(cib_t *cib, xmlNode **output_data, int call_options)
Definition: cib_types.h:91
void(* op_callback)(const xmlNode *msg, int call_id, int rc, xmlNode *output)
Definition: cib_types.h:145
#define CIB_OP_QUERY
Definition: internal.h:23
guint ref
Definition: internal.h:98
#define crm_trace(fmt, args...)
Definition: logging.h:356
int(* register_notification)(cib_t *cib, const char *callback, int enabled)
Definition: cib_types.h:119
char * crm_strdup_printf(char const *format,...) G_GNUC_PRINTF(1
int(* delete_absolute)(cib_t *cib, const char *section, xmlNode *data, int call_options)
Definition: cib_types.h:116
int(* erase)(cib_t *cib, xmlNode **output_data, int call_options)
Definition: cib_types.h:115
Wrappers for and extensions to libxml2.
int(* add_notify_callback)(cib_t *cib, const char *event, void(*callback)(const char *event, xmlNode *msg))
Definition: cib_types.h:81
const char * event
Definition: internal.h:79
#define CRM_DAEMON_USER
Definition: config.h:32
int(* set_master)(cib_t *cib, int call_options)
Definition: cib_types.h:97
int(* query_from)(cib_t *cib, const char *host, const char *section, xmlNode **output_data, int call_options)
Definition: cib_types.h:94
int(* sync_from)(cib_t *cib, const char *host, const char *section, int call_options)
Definition: cib_types.h:101
cib_t * cib_native_new(void)
Definition: cib_native.c:56
int num_cib_op_callbacks(void)
Definition: cib_client.c:668
int(* sync)(cib_t *cib, const char *section, int call_options)
Definition: cib_types.h:100
int(* remove)(cib_t *cib, const char *section, xmlNode *data, int call_options)
Definition: cib_types.h:113
#define op_common(cib)
Definition: cib_client.c:41
#define CRM_CONFIG_DIR
Definition: config.h:20
#define CIB_OP_ERASE
Definition: internal.h:27
gboolean(* register_callback)(cib_t *cib, int call_id, int timeout, gboolean only_success, void *user_data, const char *callback_name, void(*callback)(xmlNode *, int, int, xmlNode *, void *))
Definition: cib_types.h:121
void * variant_opaque
Definition: cib_types.h:141
cib_t * cib_file_new(const char *filename)
Definition: cib_file.c:495
int cib_client_set_op_callback(cib_t *cib, void(*callback)(const xmlNode *msg, int call_id, int rc, xmlNode *output))
Definition: cib_client.c:451
GHashTable * cib_op_callback_table
Definition: cib_client.c:28
#define crm_perror(level, fmt, args...)
Send a system error message to both the log and stderr.
Definition: logging.h:301
const char * pcmk__get_tmpdir(void)
Definition: io.c:540
const char * id
Definition: internal.h:88
#define CIB_OP_DELETE
Definition: internal.h:26
cib_t * cib
Definition: internal.h:99
#define CIB_OP_MODIFY
Definition: internal.h:25
#define crm_str(x)
Definition: logging.h:376
enum cib_variant variant
Definition: cib_types.h:137
void(* free_func)(void *)
Definition: internal.h:92
#define CIB_OP_REPLACE
Definition: internal.h:28
cib_t * cib_new_no_shadow(void)
Definition: cib_client.c:285
#define CIB_OP_MASTER
Definition: internal.h:18
#define pcmk_ok
Definition: results.h:67
int(* is_master)(cib_t *cib)
Definition: cib_types.h:96
void cib_native_callback(cib_t *cib, xmlNode *msg, int call_id, int rc)
Definition: cib_utils.c:547
int call_id
Definition: cib_types.h:139
int(* create)(cib_t *cib, const char *section, xmlNode *data, int call_options)
Definition: cib_types.h:105
#define CIB_OP_SLAVE
Definition: internal.h:16
gboolean crm_is_true(const char *s)
Definition: strings.c:415
#define CIB_OP_DELETE_ALT
Definition: internal.h:31
#define CRM_OP_PING
Definition: crm.h:134
gboolean cib_client_register_callback(cib_t *cib, int call_id, int timeout, gboolean only_success, void *user_data, const char *callback_name, void(*callback)(xmlNode *, int, int, xmlNode *, void *))
Definition: cib_client.c:599
int cib_internal_op(cib_t *cib, const char *op, const char *host, const char *section, xmlNode *data, xmlNode **output_data, int call_options, const char *user_name)
Definition: cib_utils.c:719
void cib_dump_pending_callbacks(void)
Definition: cib_client.c:686
enum cib_conn_type type
Definition: cib_types.h:136
char * name
Definition: pcmk_fence.c:31
enum cib_state state
Definition: cib_types.h:135
GList * notify_list
Definition: cib_types.h:144
unsigned int timeout
Definition: pcmk_fence.c:32
#define crm_info(fmt, args...)
Definition: logging.h:353
int(* set_op_callback)(cib_t *cib, void(*callback)(const xmlNode *msg, int callid, int rc, xmlNode *output))
Definition: cib_types.h:78
gint ciblib_GCompareFunc(gconstpointer a, gconstpointer b)
Definition: cib_client.c:561
int(* del_notify_callback)(cib_t *cib, const char *event, void(*callback)(const char *event, xmlNode *msg))
Definition: cib_types.h:84
#define CIB_OP_UPGRADE
Definition: internal.h:30