4 Copyright (C) Andrew Tridgell 2006
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 3 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, see <http://www.gnu.org/licenses/>.
23 #define CTDB_IMMEDIATE_MIGRATION 0x00000001
34 structure passed to a ctdb call backend function
36 struct ctdb_call_info {
37 TDB_DATA key; /* record key */
38 TDB_DATA record_data; /* current data in the record */
39 TDB_DATA *new_data; /* optionally updated record data */
40 TDB_DATA *call_data; /* optionally passed from caller */
41 TDB_DATA *reply_data; /* optionally returned by function */
42 uint32_t status; /* optional reply status - defaults to zero */
45 #define CTDB_ERR_INVALID 1
46 #define CTDB_ERR_NOMEM 2
51 #define CTDB_FLAG_TORTURE (1<<1)
54 a message handler ID meaning "give me all messages"
56 #define CTDB_SRVID_ALL (~(uint64_t)0)
61 #define CTDB_SRVID_RECOVERY 0xF100000000000000LL
64 a message handler ID meaning that the cluster has been reconfigured
66 #define CTDB_SRVID_RECONFIGURE 0xF200000000000000LL
69 a message handler ID meaning that an IP address has been released
71 #define CTDB_SRVID_RELEASE_IP 0xF300000000000000LL
74 a message ID to set the node flags in the recovery daemon
76 #define CTDB_SRVID_SET_NODE_FLAGS 0xF400000000000000LL
79 a message ID to ask the recovery daemon to update the expected node
80 assignment for a public ip
82 #define CTDB_SRVID_RECD_UPDATE_IP 0xF500000000000000LL
85 a message to tell the recovery daemon to fetch a set of records
87 #define CTDB_SRVID_VACUUM_FETCH 0xF700000000000000LL
90 a message to tell the recovery daemon to write a talloc memdump
93 #define CTDB_SRVID_MEM_DUMP 0xF800000000000000LL
96 a message ID to get the recovery daemon to push the node flags out
98 #define CTDB_SRVID_PUSH_NODE_FLAGS 0xF900000000000000LL
101 a message ID to get the recovery daemon to reload the nodes file
103 #define CTDB_SRVID_RELOAD_NODES 0xFA00000000000000LL
106 a message ID to get the recovery daemon to perform a takeover run
108 #define CTDB_SRVID_TAKEOVER_RUN 0xFB00000000000000LL
110 /* A message id to ask the recovery daemon to temporarily disable the
113 #define CTDB_SRVID_DISABLE_IP_CHECK 0xFC00000000000000LL
115 /* A dummy port used for sending back ipreallocate resposnes to the main
118 #define CTDB_SRVID_TAKEOVER_RUN_RESPONSE 0xFD00000000000000LL
120 /* A port reserved for samba (top 32 bits)
122 #define CTDB_SRVID_SAMBA_NOTIFY 0xFE00000000000000LL
124 /* used on the domain socket, send a pdu to the local daemon */
125 #define CTDB_CURRENT_NODE 0xF0000001
126 /* send a broadcast to all nodes in the cluster, active or not */
127 #define CTDB_BROADCAST_ALL 0xF0000002
128 /* send a broadcast to all nodes in the current vnn map */
129 #define CTDB_BROADCAST_VNNMAP 0xF0000003
130 /* send a broadcast to all connected nodes */
131 #define CTDB_BROADCAST_CONNECTED 0xF0000004
133 /* the key used for transaction locking on persistent databases */
134 #define CTDB_TRANSACTION_LOCK_KEY "__transaction_lock__"
136 /* the key used to store persistent db sequence number */
137 #define CTDB_DB_SEQNUM_KEY "__db_sequence_number__"
139 enum control_state {CTDB_CONTROL_WAIT, CTDB_CONTROL_DONE, CTDB_CONTROL_ERROR, CTDB_CONTROL_TIMEOUT};
141 struct ctdb_client_control_state {
142 struct ctdb_context *ctdb;
146 enum control_state state;
148 struct ctdb_req_control *c;
150 /* if we have a callback registered for the completion (or failure) of
152 if a callback is used, it MUST talloc_free the cb_data passed to it
155 void (*fn)(struct ctdb_client_control_state *);
160 struct ctdb_client_notify_register {
163 uint8_t notify_data[1];
166 struct ctdb_client_notify_deregister {
170 struct event_context;
173 initialise ctdb subsystem
175 struct ctdb_context *ctdb_init(struct event_context *ev);
180 int ctdb_set_transport(struct ctdb_context *ctdb, const char *transport);
183 set the directory for the local databases
185 int ctdb_set_tdb_dir(struct ctdb_context *ctdb, const char *dir);
186 int ctdb_set_tdb_dir_persistent(struct ctdb_context *ctdb, const char *dir);
187 int ctdb_set_tdb_dir_state(struct ctdb_context *ctdb, const char *dir);
192 void ctdb_set_flags(struct ctdb_context *ctdb, unsigned flags);
195 set max acess count before a dmaster migration
197 void ctdb_set_max_lacount(struct ctdb_context *ctdb, unsigned count);
200 tell ctdb what address to listen on, in transport specific format
202 int ctdb_set_address(struct ctdb_context *ctdb, const char *address);
204 int ctdb_set_socketname(struct ctdb_context *ctdb, const char *socketname);
207 tell ctdb what nodes are available. This takes a filename, which will contain
208 1 node address per line, in a transport specific format
210 int ctdb_set_nlist(struct ctdb_context *ctdb, const char *nlist);
213 Check that a specific ip address exists in the node list and returns
214 the id for the node or -1
216 int ctdb_ip_to_nodeid(struct ctdb_context *ctdb, const char *nodeip);
219 start the ctdb protocol
221 int ctdb_start(struct ctdb_context *ctdb);
222 int ctdb_start_daemon(struct ctdb_context *ctdb, bool do_fork, bool use_syslog);
225 attach to a ctdb database
227 struct ctdb_db_context *ctdb_attach(struct ctdb_context *ctdb, const char *name, bool persistent, uint32_t tdb_flags);
230 find an attached ctdb_db handle given a name
232 struct ctdb_db_context *ctdb_db_handle(struct ctdb_context *ctdb, const char *name);
235 error string for last ctdb error
237 const char *ctdb_errstr(struct ctdb_context *);
239 /* a ctdb call function */
240 typedef int (*ctdb_fn_t)(struct ctdb_call_info *);
243 setup a ctdb call function
245 int ctdb_set_call(struct ctdb_db_context *ctdb_db, ctdb_fn_t fn, uint32_t id);
250 make a ctdb call. The associated ctdb call function will be called on the DMASTER
253 int ctdb_call(struct ctdb_db_context *ctdb_db, struct ctdb_call *call);
256 initiate an ordered ctdb cluster shutdown
257 this function will never return
259 void ctdb_shutdown(struct ctdb_context *ctdb);
261 /* return pnn of this node */
262 uint32_t ctdb_get_pnn(struct ctdb_context *ctdb);
265 return the number of nodes
267 uint32_t ctdb_get_num_nodes(struct ctdb_context *ctdb);
269 /* setup a handler for ctdb messages */
270 typedef void (*ctdb_message_fn_t)(struct ctdb_context *, uint64_t srvid,
271 TDB_DATA data, void *);
272 int ctdb_set_message_handler(struct ctdb_context *ctdb, uint64_t srvid,
273 ctdb_message_fn_t handler,
277 int ctdb_call(struct ctdb_db_context *ctdb_db, struct ctdb_call *call);
278 struct ctdb_client_call_state *ctdb_call_send(struct ctdb_db_context *ctdb_db, struct ctdb_call *call);
279 int ctdb_call_recv(struct ctdb_client_call_state *state, struct ctdb_call *call);
281 /* send a ctdb message */
282 int ctdb_send_message(struct ctdb_context *ctdb, uint32_t pnn,
283 uint64_t srvid, TDB_DATA data);
287 Fetch a ctdb record from a remote node
288 . Underneath this will force the
289 dmaster for the record to be moved to the local node.
291 struct ctdb_record_handle *ctdb_fetch_lock(struct ctdb_db_context *ctdb_db, TALLOC_CTX *mem_ctx,
292 TDB_DATA key, TDB_DATA *data);
294 int ctdb_record_store(struct ctdb_record_handle *h, TDB_DATA data);
296 int ctdb_fetch(struct ctdb_db_context *ctdb_db, TALLOC_CTX *mem_ctx,
297 TDB_DATA key, TDB_DATA *data);
299 int ctdb_register_message_handler(struct ctdb_context *ctdb,
302 ctdb_message_fn_t handler,
305 struct ctdb_db_context *find_ctdb_db(struct ctdb_context *ctdb, uint32_t id);
308 struct ctdb_context *ctdb_cmdline_client(struct event_context *ev);
310 struct ctdb_statistics;
311 int ctdb_ctrl_statistics(struct ctdb_context *ctdb, uint32_t destnode, struct ctdb_statistics *status);
313 int ctdb_ctrl_shutdown(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode);
316 int ctdb_ctrl_getvnnmap(struct ctdb_context *ctdb,
317 struct timeval timeout, uint32_t destnode,
318 TALLOC_CTX *mem_ctx, struct ctdb_vnn_map **vnnmap);
319 int ctdb_ctrl_setvnnmap(struct ctdb_context *ctdb,
320 struct timeval timeout, uint32_t destnode,
321 TALLOC_CTX *mem_ctx, struct ctdb_vnn_map *vnnmap);
323 /* table that contains a list of all dbids on a node
325 struct ctdb_dbid_map {
332 int ctdb_ctrl_getdbmap(struct ctdb_context *ctdb,
333 struct timeval timeout, uint32_t destnode,
334 TALLOC_CTX *mem_ctx, struct ctdb_dbid_map **dbmap);
337 struct ctdb_node_map;
339 int ctdb_ctrl_getnodemap(struct ctdb_context *ctdb,
340 struct timeval timeout, uint32_t destnode,
341 TALLOC_CTX *mem_ctx, struct ctdb_node_map **nodemap);
343 int ctdb_ctrl_getnodemapv4(struct ctdb_context *ctdb,
344 struct timeval timeout, uint32_t destnode,
345 TALLOC_CTX *mem_ctx, struct ctdb_node_map **nodemap);
347 int ctdb_ctrl_reload_nodes_file(struct ctdb_context *ctdb,
348 struct timeval timeout, uint32_t destnode);
350 struct ctdb_key_list {
354 struct ctdb_ltdb_header *headers;
358 int ctdb_ctrl_pulldb(
359 struct ctdb_context *ctdb, uint32_t destnode, uint32_t dbid,
360 uint32_t lmaster, TALLOC_CTX *mem_ctx,
361 struct timeval timeout, TDB_DATA *outdata);
363 struct ctdb_client_control_state *ctdb_ctrl_pulldb_send(
364 struct ctdb_context *ctdb, uint32_t destnode, uint32_t dbid,
365 uint32_t lmaster, TALLOC_CTX *mem_ctx, struct timeval timeout);
367 int ctdb_ctrl_pulldb_recv(
368 struct ctdb_context *ctdb,
369 TALLOC_CTX *mem_ctx, struct ctdb_client_control_state *state,
372 int ctdb_ctrl_pushdb(
373 struct ctdb_context *ctdb, uint32_t destnode, uint32_t dbid,
375 struct timeval timeout, TDB_DATA indata);
377 struct ctdb_client_control_state *ctdb_ctrl_pushdb_send(
378 struct ctdb_context *ctdb, uint32_t destnode, uint32_t dbid,
379 TALLOC_CTX *mem_ctx, struct timeval timeout,
382 int ctdb_ctrl_pushdb_recv(
383 struct ctdb_context *ctdb, TALLOC_CTX *mem_ctx,
384 struct ctdb_client_control_state *state);
387 int ctdb_ctrl_copydb(struct ctdb_context *ctdb,
388 struct timeval timeout, uint32_t sourcenode,
389 uint32_t destnode, uint32_t dbid, uint32_t lmaster,
390 TALLOC_CTX *mem_ctx);
392 int ctdb_ctrl_getdbpath(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, uint32_t dbid, TALLOC_CTX *mem_ctx, const char **path);
393 int ctdb_ctrl_getdbname(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, uint32_t dbid, TALLOC_CTX *mem_ctx, const char **name);
394 int ctdb_ctrl_getdbhealth(struct ctdb_context *ctdb,
395 struct timeval timeout,
397 uint32_t dbid, TALLOC_CTX *mem_ctx,
398 const char **reason);
399 int ctdb_ctrl_createdb(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, TALLOC_CTX *mem_ctx, const char *name, bool persistent);
401 int ctdb_ctrl_process_exists(struct ctdb_context *ctdb, uint32_t destnode, pid_t pid);
403 int ctdb_ctrl_ping(struct ctdb_context *ctdb, uint32_t destnode);
405 int ctdb_ctrl_get_config(struct ctdb_context *ctdb);
407 int ctdb_ctrl_get_debuglevel(struct ctdb_context *ctdb, uint32_t destnode, int32_t *level);
408 int ctdb_ctrl_set_debuglevel(struct ctdb_context *ctdb, uint32_t destnode, int32_t level);
411 change dmaster for all keys in the database to the new value
413 int ctdb_ctrl_setdmaster(struct ctdb_context *ctdb,
414 struct timeval timeout, uint32_t destnode,
415 TALLOC_CTX *mem_ctx, uint32_t dbid, uint32_t dmaster);
418 write a record on a specific db (this implicitely updates dmaster of the record to locally be the vnn of the node where the control is executed on)
420 int ctdb_ctrl_write_record(struct ctdb_context *ctdb, uint32_t destnode, TALLOC_CTX *mem_ctx, uint32_t dbid, TDB_DATA key, TDB_DATA data);
422 #define CTDB_RECOVERY_NORMAL 0
423 #define CTDB_RECOVERY_ACTIVE 1
426 get the recovery mode of a remote node
428 int ctdb_ctrl_getrecmode(struct ctdb_context *ctdb, TALLOC_CTX *mem_ctx, struct timeval timeout, uint32_t destnode, uint32_t *recmode);
430 struct ctdb_client_control_state *ctdb_ctrl_getrecmode_send(struct ctdb_context *ctdb, TALLOC_CTX *mem_ctx, struct timeval timeout, uint32_t destnode);
432 int ctdb_ctrl_getrecmode_recv(struct ctdb_context *ctdb, TALLOC_CTX *mem_ctx, struct ctdb_client_control_state *state, uint32_t *recmode);
436 set the recovery mode of a remote node
438 int ctdb_ctrl_setrecmode(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, uint32_t recmode);
440 get the monitoring mode of a remote node
442 int ctdb_ctrl_getmonmode(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, uint32_t *monmode);
445 set the monitoring mode of a remote node to active
447 int ctdb_ctrl_enable_monmode(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode);
450 set the monitoring mode of a remote node to disabled
452 int ctdb_ctrl_disable_monmode(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode);
456 get the recovery master of a remote node
458 int ctdb_ctrl_getrecmaster(struct ctdb_context *ctdb, TALLOC_CTX *mem_ctx, struct timeval timeout, uint32_t destnode, uint32_t *recmaster);
460 struct ctdb_client_control_state *ctdb_ctrl_getrecmaster_send(struct ctdb_context *ctdb, TALLOC_CTX *mem_ctx, struct timeval timeout, uint32_t destnode);
462 int ctdb_ctrl_getrecmaster_recv(struct ctdb_context *ctdb, TALLOC_CTX *mem_ctx, struct ctdb_client_control_state *state, uint32_t *recmaster);
467 set the recovery master of a remote node
469 int ctdb_ctrl_setrecmaster(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, uint32_t recmaster);
471 uint32_t *ctdb_get_connected_nodes(struct ctdb_context *ctdb,
472 struct timeval timeout,
474 uint32_t *num_nodes);
476 int ctdb_statistics_reset(struct ctdb_context *ctdb, uint32_t destnode);
478 int ctdb_set_logfile(struct ctdb_context *ctdb, const char *logfile, bool use_syslog);
480 typedef int (*ctdb_traverse_func)(struct ctdb_context *, TDB_DATA, TDB_DATA, void *);
481 int ctdb_traverse(struct ctdb_db_context *ctdb_db, ctdb_traverse_func fn, void *private_data);
483 int ctdb_dumpdb_record(struct ctdb_context *ctdb, TDB_DATA key, TDB_DATA data, void *p);
484 int ctdb_dump_db(struct ctdb_db_context *ctdb_db, FILE *f);
487 get the pid of a ctdb daemon
489 int ctdb_ctrl_getpid(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, uint32_t *pid);
491 int ctdb_ctrl_freeze(struct ctdb_context *ctdb, struct timeval timeout,
493 int ctdb_ctrl_freeze_priority(struct ctdb_context *ctdb, struct timeval timeout,
494 uint32_t destnode, uint32_t priority);
496 struct ctdb_client_control_state *
497 ctdb_ctrl_freeze_send(struct ctdb_context *ctdb, TALLOC_CTX *mem_ctx,
498 struct timeval timeout, uint32_t destnode,
501 int ctdb_ctrl_freeze_recv(struct ctdb_context *ctdb, TALLOC_CTX *mem_ctx,
502 struct ctdb_client_control_state *state);
504 int ctdb_ctrl_thaw_priority(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, uint32_t priority);
505 int ctdb_ctrl_thaw(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode);
507 int ctdb_ctrl_getpnn(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode);
509 int ctdb_ctrl_get_tunable(struct ctdb_context *ctdb,
510 struct timeval timeout,
512 const char *name, uint32_t *value);
514 int ctdb_ctrl_set_tunable(struct ctdb_context *ctdb,
515 struct timeval timeout,
517 const char *name, uint32_t value);
519 int ctdb_ctrl_list_tunables(struct ctdb_context *ctdb,
520 struct timeval timeout,
523 const char ***list, uint32_t *count);
525 int ctdb_ctrl_modflags(struct ctdb_context *ctdb,
526 struct timeval timeout,
528 uint32_t set, uint32_t clear);
530 enum ctdb_server_id_type { SERVER_TYPE_SAMBA=1 };
532 struct ctdb_server_id {
533 enum ctdb_server_id_type type;
538 struct ctdb_server_id_list {
540 struct ctdb_server_id server_ids[1];
544 int ctdb_ctrl_register_server_id(struct ctdb_context *ctdb,
545 struct timeval timeout,
546 struct ctdb_server_id *id);
547 int ctdb_ctrl_unregister_server_id(struct ctdb_context *ctdb,
548 struct timeval timeout,
549 struct ctdb_server_id *id);
550 int ctdb_ctrl_check_server_id(struct ctdb_context *ctdb,
551 struct timeval timeout, uint32_t destnode,
552 struct ctdb_server_id *id, uint32_t *status);
553 int ctdb_ctrl_get_server_id_list(struct ctdb_context *ctdb,
555 struct timeval timeout, uint32_t destnode,
556 struct ctdb_server_id_list **svid_list);
559 struct timeval current_time;
560 struct timeval ctdbd_start_time;
561 struct timeval last_recovery_started;
562 struct timeval last_recovery_finished;
566 definitions for different socket structures
568 typedef struct sockaddr_in ctdb_addr_in;
569 typedef struct sockaddr_in6 ctdb_addr_in6;
577 struct for tcp_client control
578 this is an ipv4 only version of this structure used by samba
579 samba will later be migrated over to use the
580 ctdb_control_tcp_addr structure instead
582 struct ctdb_control_tcp {
583 struct sockaddr_in src; // samba uses this
584 struct sockaddr_in dest;// samba uses this
586 /* new style structure */
587 struct ctdb_control_tcp_addr {
592 int ctdb_socket_connect(struct ctdb_context *ctdb);
595 get the uptime of a remote node
597 int ctdb_ctrl_uptime(struct ctdb_context *ctdb, TALLOC_CTX *mem_ctx, struct timeval timeout, uint32_t destnode, struct ctdb_uptime **uptime);
599 struct ctdb_client_control_state *ctdb_ctrl_uptime_send(struct ctdb_context *ctdb, TALLOC_CTX *mem_ctx, struct timeval timeout, uint32_t destnode);
601 int ctdb_ctrl_uptime_recv(struct ctdb_context *ctdb, TALLOC_CTX *mem_ctx, struct ctdb_client_control_state *state, struct ctdb_uptime **uptime);
603 int ctdb_ctrl_end_recovery(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode);
605 int ctdb_ctrl_getreclock(struct ctdb_context *ctdb,
606 struct timeval timeout, uint32_t destnode,
607 TALLOC_CTX *mem_ctx, const char **reclock);
608 int ctdb_ctrl_setreclock(struct ctdb_context *ctdb,
609 struct timeval timeout, uint32_t destnode,
610 const char *reclock);
613 uint32_t *list_of_connected_nodes(struct ctdb_context *ctdb,
614 struct ctdb_node_map *node_map,
617 uint32_t *list_of_active_nodes(struct ctdb_context *ctdb,
618 struct ctdb_node_map *node_map,
621 uint32_t *list_of_vnnmap_nodes(struct ctdb_context *ctdb,
622 struct ctdb_vnn_map *vnn_map,
625 uint32_t *list_of_active_nodes_except_pnn(struct ctdb_context *ctdb,
626 struct ctdb_node_map *node_map,
630 int ctdb_read_pnn_lock(int fd, int32_t pnn);
633 get capabilities of a remote node
635 int ctdb_ctrl_getcapabilities(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, uint32_t *capabilities);
637 struct ctdb_client_control_state *ctdb_ctrl_getcapabilities_send(struct ctdb_context *ctdb, TALLOC_CTX *mem_ctx, struct timeval timeout, uint32_t destnode);
639 int ctdb_ctrl_getcapabilities_recv(struct ctdb_context *ctdb, TALLOC_CTX *mem_ctx, struct ctdb_client_control_state *state, uint32_t *capabilities);
642 int32_t ctdb_ctrl_transaction_active(struct ctdb_context *ctdb,
646 struct ctdb_marshall_buffer *ctdb_marshall_add(TALLOC_CTX *mem_ctx,
647 struct ctdb_marshall_buffer *m,
651 struct ctdb_ltdb_header *header,
653 TDB_DATA ctdb_marshall_finish(struct ctdb_marshall_buffer *m);
655 struct ctdb_transaction_handle *ctdb_transaction_start(struct ctdb_db_context *ctdb_db,
656 TALLOC_CTX *mem_ctx);
657 int ctdb_transaction_fetch(struct ctdb_transaction_handle *h,
659 TDB_DATA key, TDB_DATA *data);
660 int ctdb_transaction_store(struct ctdb_transaction_handle *h,
661 TDB_DATA key, TDB_DATA data);
662 int ctdb_transaction_commit(struct ctdb_transaction_handle *h);
664 int ctdb_ctrl_recd_ping(struct ctdb_context *ctdb);
666 int switch_from_server_to_client(struct ctdb_context *ctdb);
668 #define MONITOR_SCRIPT_OK 0
669 #define MONITOR_SCRIPT_TIMEOUT 1
671 #define MAX_SCRIPT_NAME 31
672 #define MAX_SCRIPT_OUTPUT 511
673 struct ctdb_script_wire {
674 char name[MAX_SCRIPT_NAME+1];
675 struct timeval start;
676 struct timeval finished;
678 char output[MAX_SCRIPT_OUTPUT+1];
681 struct ctdb_scripts_wire {
682 uint32_t num_scripts;
683 struct ctdb_script_wire scripts[1];
686 /* different calls to event scripts. */
687 enum ctdb_eventscript_call {
688 CTDB_EVENT_INIT, /* CTDB starting up: no args */
689 CTDB_EVENT_SETUP, /* CTDB starting up after transport is readdy: no args. */
690 CTDB_EVENT_STARTUP, /* CTDB starting up after initial recovery: no args. */
691 CTDB_EVENT_START_RECOVERY, /* CTDB recovery starting: no args. */
692 CTDB_EVENT_RECOVERED, /* CTDB recovery finished: no args. */
693 CTDB_EVENT_TAKE_IP, /* IP taken: interface, IP address, netmask bits. */
694 CTDB_EVENT_RELEASE_IP, /* IP released: interface, IP address, netmask bits. */
695 CTDB_EVENT_STOPPED, /* This node is stopped: no args. */
696 CTDB_EVENT_MONITOR, /* Please check if service is healthy: no args. */
697 CTDB_EVENT_STATUS, /* Report service status: no args. */
698 CTDB_EVENT_SHUTDOWN, /* CTDB shutting down: no args. */
699 CTDB_EVENT_RELOAD, /* magic */
700 CTDB_EVENT_UPDATE_IP, /* IP updating: old interface, new interface, IP address, netmask bits. */
704 /* Mapping from enum to names. */
705 extern const char *ctdb_eventscript_call_names[];
707 int ctdb_ctrl_getscriptstatus(struct ctdb_context *ctdb,
708 struct timeval timeout, uint32_t destnode,
709 TALLOC_CTX *mem_ctx, enum ctdb_eventscript_call type,
710 struct ctdb_scripts_wire **script_status);
713 struct debug_levels {
715 const char *description;
717 extern struct debug_levels debug_levels[];
719 const char *get_debug_by_level(int32_t level);
720 int32_t get_debug_by_desc(const char *desc);
722 int ctdb_ctrl_stop_node(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode);
723 int ctdb_ctrl_continue_node(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode);
725 int ctdb_ctrl_setnatgwstate(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, uint32_t natgwstate);
726 int ctdb_ctrl_setlmasterrole(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, uint32_t lmasterrole);
727 int ctdb_ctrl_setrecmasterrole(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, uint32_t recmasterrole);
729 int ctdb_ctrl_enablescript(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, const char *script);
730 int ctdb_ctrl_disablescript(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, const char *script);
732 struct ctdb_ban_time {
737 int ctdb_ctrl_set_ban(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, struct ctdb_ban_time *bantime);
738 int ctdb_ctrl_get_ban(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, TALLOC_CTX *mem_ctx, struct ctdb_ban_time **bantime);
740 struct ctdb_db_priority {
745 int ctdb_ctrl_set_db_priority(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, struct ctdb_db_priority *db_prio);
746 int ctdb_ctrl_get_db_priority(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, uint32_t db_id, uint32_t *priority);