2 ctdb database library: old client interface
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/>.
20 #ifndef _CTDB_CLIENT_H
21 #define _CTDB_CLIENT_H
22 #include <ctdb_protocol.h>
24 enum control_state {CTDB_CONTROL_WAIT, CTDB_CONTROL_DONE, CTDB_CONTROL_ERROR, CTDB_CONTROL_TIMEOUT};
26 struct ctdb_client_control_state {
27 struct ctdb_context *ctdb;
31 enum control_state state;
33 struct ctdb_req_control *c;
35 /* if we have a callback registered for the completion (or failure) of
37 if a callback is used, it MUST talloc_free the cb_data passed to it
40 void (*fn)(struct ctdb_client_control_state *);
45 struct ctdb_client_notify_register {
48 uint8_t notify_data[1];
51 struct ctdb_client_notify_deregister {
55 struct tevent_context;
58 initialise ctdb subsystem
60 struct ctdb_context *ctdb_init(struct tevent_context *ev);
65 int ctdb_set_transport(struct ctdb_context *ctdb, const char *transport);
68 set the directory for the local databases
70 int ctdb_set_tdb_dir(struct ctdb_context *ctdb, const char *dir);
71 int ctdb_set_tdb_dir_persistent(struct ctdb_context *ctdb, const char *dir);
72 int ctdb_set_tdb_dir_state(struct ctdb_context *ctdb, const char *dir);
77 void ctdb_set_flags(struct ctdb_context *ctdb, unsigned flags);
80 tell ctdb what address to listen on, in transport specific format
82 int ctdb_set_address(struct ctdb_context *ctdb, const char *address);
84 int ctdb_set_socketname(struct ctdb_context *ctdb, const char *socketname);
85 const char *ctdb_get_socketname(struct ctdb_context *ctdb);
88 tell ctdb what nodes are available. This takes a filename, which will contain
89 1 node address per line, in a transport specific format
91 int ctdb_set_nlist(struct ctdb_context *ctdb, const char *nlist);
94 Check that a specific ip address exists in the node list and returns
95 the id for the node or -1
97 int ctdb_ip_to_nodeid(struct ctdb_context *ctdb, const char *nodeip);
100 start the ctdb protocol
102 int ctdb_start(struct ctdb_context *ctdb);
103 int ctdb_start_daemon(struct ctdb_context *ctdb, bool do_fork, bool use_syslog, const char *public_address_list);
106 attach to a ctdb database
108 struct ctdb_db_context *ctdb_attach(struct ctdb_context *ctdb,
109 struct timeval timeout,
116 find an attached ctdb_db handle given a name
118 struct ctdb_db_context *ctdb_db_handle(struct ctdb_context *ctdb, const char *name);
121 error string for last ctdb error
123 const char *ctdb_errstr(struct ctdb_context *);
125 /* a ctdb call function */
126 typedef int (*ctdb_fn_t)(struct ctdb_call_info *);
129 setup a ctdb call function
131 int ctdb_set_call(struct ctdb_db_context *ctdb_db, ctdb_fn_t fn, uint32_t id);
136 make a ctdb call. The associated ctdb call function will be called on the DMASTER
139 int ctdb_call(struct ctdb_db_context *ctdb_db, struct ctdb_call *call);
142 initiate an ordered ctdb cluster shutdown
143 this function will never return
145 void ctdb_shutdown(struct ctdb_context *ctdb);
147 /* return pnn of this node */
148 uint32_t ctdb_get_pnn(struct ctdb_context *ctdb);
151 return the number of nodes
153 uint32_t ctdb_get_num_nodes(struct ctdb_context *ctdb);
155 /* setup a handler for ctdb messages */
156 typedef void (*ctdb_msg_fn_t)(struct ctdb_context *, uint64_t srvid,
157 TDB_DATA data, void *);
158 int ctdb_client_set_message_handler(struct ctdb_context *ctdb, uint64_t srvid,
159 ctdb_msg_fn_t handler,
161 int ctdb_client_remove_message_handler(struct ctdb_context *ctdb,
162 uint64_t srvid, void *private_data);
165 int ctdb_call(struct ctdb_db_context *ctdb_db, struct ctdb_call *call);
166 struct ctdb_client_call_state *ctdb_call_send(struct ctdb_db_context *ctdb_db, struct ctdb_call *call);
167 int ctdb_call_recv(struct ctdb_client_call_state *state, struct ctdb_call *call);
169 /* send a ctdb message */
170 int ctdb_client_send_message(struct ctdb_context *ctdb, uint32_t pnn,
171 uint64_t srvid, TDB_DATA data);
175 Fetch a ctdb record from a remote node
176 . Underneath this will force the
177 dmaster for the record to be moved to the local node.
179 struct ctdb_record_handle *ctdb_fetch_lock(struct ctdb_db_context *ctdb_db, TALLOC_CTX *mem_ctx,
180 TDB_DATA key, TDB_DATA *data);
182 struct ctdb_record_handle *ctdb_fetch_readonly_lock(struct ctdb_db_context *ctdb_db, TALLOC_CTX *mem_ctx, TDB_DATA key, TDB_DATA *data, int read_only);
184 int ctdb_record_store(struct ctdb_record_handle *h, TDB_DATA data);
186 int ctdb_fetch(struct ctdb_db_context *ctdb_db, TALLOC_CTX *mem_ctx,
187 TDB_DATA key, TDB_DATA *data);
189 int ctdb_register_message_handler(struct ctdb_context *ctdb,
192 ctdb_msg_fn_t handler,
195 struct ctdb_db_context *find_ctdb_db(struct ctdb_context *ctdb, uint32_t id);
198 struct ctdb_context *ctdb_cmdline_client(struct tevent_context *ev,
199 struct timeval req_timeout);
201 struct ctdb_statistics;
202 int ctdb_ctrl_statistics(struct ctdb_context *ctdb, uint32_t destnode, struct ctdb_statistics *status);
204 int ctdb_ctrl_shutdown(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode);
207 int ctdb_ctrl_getvnnmap(struct ctdb_context *ctdb,
208 struct timeval timeout, uint32_t destnode,
209 TALLOC_CTX *mem_ctx, struct ctdb_vnn_map **vnnmap);
210 int ctdb_ctrl_setvnnmap(struct ctdb_context *ctdb,
211 struct timeval timeout, uint32_t destnode,
212 TALLOC_CTX *mem_ctx, struct ctdb_vnn_map *vnnmap);
214 /* table that contains a list of all dbids on a node
216 struct ctdb_dbid_map {
220 #define CTDB_DB_FLAGS_PERSISTENT 0x01
221 #define CTDB_DB_FLAGS_READONLY 0x02
225 int ctdb_ctrl_getdbmap(struct ctdb_context *ctdb,
226 struct timeval timeout, uint32_t destnode,
227 TALLOC_CTX *mem_ctx, struct ctdb_dbid_map **dbmap);
230 struct ctdb_node_map;
232 int ctdb_ctrl_getnodemap(struct ctdb_context *ctdb,
233 struct timeval timeout, uint32_t destnode,
234 TALLOC_CTX *mem_ctx, struct ctdb_node_map **nodemap);
236 int ctdb_ctrl_getnodemapv4(struct ctdb_context *ctdb,
237 struct timeval timeout, uint32_t destnode,
238 TALLOC_CTX *mem_ctx, struct ctdb_node_map **nodemap);
240 int ctdb_ctrl_reload_nodes_file(struct ctdb_context *ctdb,
241 struct timeval timeout, uint32_t destnode);
243 struct ctdb_key_list {
247 struct ctdb_ltdb_header *headers;
251 int ctdb_ctrl_pulldb(
252 struct ctdb_context *ctdb, uint32_t destnode, uint32_t dbid,
253 uint32_t lmaster, TALLOC_CTX *mem_ctx,
254 struct timeval timeout, TDB_DATA *outdata);
256 struct ctdb_client_control_state *ctdb_ctrl_pulldb_send(
257 struct ctdb_context *ctdb, uint32_t destnode, uint32_t dbid,
258 uint32_t lmaster, TALLOC_CTX *mem_ctx, struct timeval timeout);
260 int ctdb_ctrl_pulldb_recv(
261 struct ctdb_context *ctdb,
262 TALLOC_CTX *mem_ctx, struct ctdb_client_control_state *state,
265 int ctdb_ctrl_pushdb(
266 struct ctdb_context *ctdb, uint32_t destnode, uint32_t dbid,
268 struct timeval timeout, TDB_DATA indata);
270 struct ctdb_client_control_state *ctdb_ctrl_pushdb_send(
271 struct ctdb_context *ctdb, uint32_t destnode, uint32_t dbid,
272 TALLOC_CTX *mem_ctx, struct timeval timeout,
275 int ctdb_ctrl_pushdb_recv(
276 struct ctdb_context *ctdb, TALLOC_CTX *mem_ctx,
277 struct ctdb_client_control_state *state);
280 int ctdb_ctrl_copydb(struct ctdb_context *ctdb,
281 struct timeval timeout, uint32_t sourcenode,
282 uint32_t destnode, uint32_t dbid, uint32_t lmaster,
283 TALLOC_CTX *mem_ctx);
285 int ctdb_ctrl_getdbpath(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, uint32_t dbid, TALLOC_CTX *mem_ctx, const char **path);
286 int ctdb_ctrl_getdbname(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, uint32_t dbid, TALLOC_CTX *mem_ctx, const char **name);
287 int ctdb_ctrl_getdbhealth(struct ctdb_context *ctdb,
288 struct timeval timeout,
290 uint32_t dbid, TALLOC_CTX *mem_ctx,
291 const char **reason);
292 int ctdb_ctrl_createdb(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, TALLOC_CTX *mem_ctx, const char *name, bool persistent);
294 int ctdb_ctrl_process_exists(struct ctdb_context *ctdb, uint32_t destnode, pid_t pid);
296 int ctdb_ctrl_ping(struct ctdb_context *ctdb, uint32_t destnode);
298 int ctdb_ctrl_get_config(struct ctdb_context *ctdb);
300 int ctdb_ctrl_get_debuglevel(struct ctdb_context *ctdb, uint32_t destnode, int32_t *level);
301 int ctdb_ctrl_set_debuglevel(struct ctdb_context *ctdb, uint32_t destnode, int32_t level);
304 change dmaster for all keys in the database to the new value
306 int ctdb_ctrl_setdmaster(struct ctdb_context *ctdb,
307 struct timeval timeout, uint32_t destnode,
308 TALLOC_CTX *mem_ctx, uint32_t dbid, uint32_t dmaster);
311 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)
313 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);
315 #define CTDB_RECOVERY_NORMAL 0
316 #define CTDB_RECOVERY_ACTIVE 1
319 get the recovery mode of a remote node
321 int ctdb_ctrl_getrecmode(struct ctdb_context *ctdb, TALLOC_CTX *mem_ctx, struct timeval timeout, uint32_t destnode, uint32_t *recmode);
323 struct ctdb_client_control_state *ctdb_ctrl_getrecmode_send(struct ctdb_context *ctdb, TALLOC_CTX *mem_ctx, struct timeval timeout, uint32_t destnode);
325 int ctdb_ctrl_getrecmode_recv(struct ctdb_context *ctdb, TALLOC_CTX *mem_ctx, struct ctdb_client_control_state *state, uint32_t *recmode);
329 set the recovery mode of a remote node
331 int ctdb_ctrl_setrecmode(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, uint32_t recmode);
333 get the monitoring mode of a remote node
335 int ctdb_ctrl_getmonmode(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, uint32_t *monmode);
338 set the monitoring mode of a remote node to active
340 int ctdb_ctrl_enable_monmode(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode);
343 set the monitoring mode of a remote node to disabled
345 int ctdb_ctrl_disable_monmode(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode);
349 get the recovery master of a remote node
351 int ctdb_ctrl_getrecmaster(struct ctdb_context *ctdb, TALLOC_CTX *mem_ctx, struct timeval timeout, uint32_t destnode, uint32_t *recmaster);
353 struct ctdb_client_control_state *ctdb_ctrl_getrecmaster_send(struct ctdb_context *ctdb, TALLOC_CTX *mem_ctx, struct timeval timeout, uint32_t destnode);
355 int ctdb_ctrl_getrecmaster_recv(struct ctdb_context *ctdb, TALLOC_CTX *mem_ctx, struct ctdb_client_control_state *state, uint32_t *recmaster);
360 set the recovery master of a remote node
362 int ctdb_ctrl_setrecmaster(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, uint32_t recmaster);
364 uint32_t *ctdb_get_connected_nodes(struct ctdb_context *ctdb,
365 struct timeval timeout,
367 uint32_t *num_nodes);
369 int ctdb_statistics_reset(struct ctdb_context *ctdb, uint32_t destnode);
371 int ctdb_set_logfile(struct ctdb_context *ctdb, const char *logfile, bool use_syslog);
373 typedef int (*ctdb_traverse_func)(struct ctdb_context *, TDB_DATA, TDB_DATA, void *);
374 int ctdb_traverse(struct ctdb_db_context *ctdb_db, ctdb_traverse_func fn, void *private_data);
376 int ctdb_dumpdb_record(struct ctdb_context *ctdb, TDB_DATA key, TDB_DATA data, void *p);
377 int ctdb_dump_db(struct ctdb_db_context *ctdb_db, FILE *f);
380 get the pid of a ctdb daemon
382 int ctdb_ctrl_getpid(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, uint32_t *pid);
384 int ctdb_ctrl_freeze(struct ctdb_context *ctdb, struct timeval timeout,
386 int ctdb_ctrl_freeze_priority(struct ctdb_context *ctdb, struct timeval timeout,
387 uint32_t destnode, uint32_t priority);
389 struct ctdb_client_control_state *
390 ctdb_ctrl_freeze_send(struct ctdb_context *ctdb, TALLOC_CTX *mem_ctx,
391 struct timeval timeout, uint32_t destnode,
394 int ctdb_ctrl_freeze_recv(struct ctdb_context *ctdb, TALLOC_CTX *mem_ctx,
395 struct ctdb_client_control_state *state);
397 int ctdb_ctrl_thaw_priority(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, uint32_t priority);
398 int ctdb_ctrl_thaw(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode);
400 int ctdb_ctrl_getpnn(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode);
402 int ctdb_ctrl_get_tunable(struct ctdb_context *ctdb,
403 struct timeval timeout,
405 const char *name, uint32_t *value);
407 int ctdb_ctrl_set_tunable(struct ctdb_context *ctdb,
408 struct timeval timeout,
410 const char *name, uint32_t value);
412 int ctdb_ctrl_list_tunables(struct ctdb_context *ctdb,
413 struct timeval timeout,
416 const char ***list, uint32_t *count);
418 int ctdb_ctrl_modflags(struct ctdb_context *ctdb,
419 struct timeval timeout,
421 uint32_t set, uint32_t clear);
423 enum ctdb_server_id_type {
429 struct ctdb_server_id {
430 enum ctdb_server_id_type type;
435 struct ctdb_server_id_list {
437 struct ctdb_server_id server_ids[1];
441 int ctdb_ctrl_register_server_id(struct ctdb_context *ctdb,
442 struct timeval timeout,
443 struct ctdb_server_id *id);
444 int ctdb_ctrl_unregister_server_id(struct ctdb_context *ctdb,
445 struct timeval timeout,
446 struct ctdb_server_id *id);
447 int ctdb_ctrl_check_server_id(struct ctdb_context *ctdb,
448 struct timeval timeout, uint32_t destnode,
449 struct ctdb_server_id *id, uint32_t *status);
450 int ctdb_ctrl_get_server_id_list(struct ctdb_context *ctdb,
452 struct timeval timeout, uint32_t destnode,
453 struct ctdb_server_id_list **svid_list);
456 struct timeval current_time;
457 struct timeval ctdbd_start_time;
458 struct timeval last_recovery_started;
459 struct timeval last_recovery_finished;
463 struct for tcp_client control
464 this is an ipv4 only version of this structure used by samba
465 samba will later be migrated over to use the
466 ctdb_control_tcp_addr structure instead
468 struct ctdb_control_tcp {
469 struct sockaddr_in src; // samba uses this
470 struct sockaddr_in dest;// samba uses this
472 /* new style structure */
473 struct ctdb_control_tcp_addr {
478 int ctdb_socket_connect(struct ctdb_context *ctdb);
481 get the uptime of a remote node
483 int ctdb_ctrl_uptime(struct ctdb_context *ctdb, TALLOC_CTX *mem_ctx, struct timeval timeout, uint32_t destnode, struct ctdb_uptime **uptime);
485 struct ctdb_client_control_state *ctdb_ctrl_uptime_send(struct ctdb_context *ctdb, TALLOC_CTX *mem_ctx, struct timeval timeout, uint32_t destnode);
487 int ctdb_ctrl_uptime_recv(struct ctdb_context *ctdb, TALLOC_CTX *mem_ctx, struct ctdb_client_control_state *state, struct ctdb_uptime **uptime);
489 int ctdb_ctrl_end_recovery(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode);
491 int ctdb_ctrl_getreclock(struct ctdb_context *ctdb,
492 struct timeval timeout, uint32_t destnode,
493 TALLOC_CTX *mem_ctx, const char **reclock);
494 int ctdb_ctrl_setreclock(struct ctdb_context *ctdb,
495 struct timeval timeout, uint32_t destnode,
496 const char *reclock);
499 uint32_t *list_of_connected_nodes(struct ctdb_context *ctdb,
500 struct ctdb_node_map *node_map,
503 uint32_t *list_of_active_nodes(struct ctdb_context *ctdb,
504 struct ctdb_node_map *node_map,
507 uint32_t *list_of_vnnmap_nodes(struct ctdb_context *ctdb,
508 struct ctdb_vnn_map *vnn_map,
511 uint32_t *list_of_active_nodes_except_pnn(struct ctdb_context *ctdb,
512 struct ctdb_node_map *node_map,
516 int ctdb_read_pnn_lock(int fd, int32_t pnn);
519 get capabilities of a remote node
521 int ctdb_ctrl_getcapabilities(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, uint32_t *capabilities);
523 struct ctdb_client_control_state *ctdb_ctrl_getcapabilities_send(struct ctdb_context *ctdb, TALLOC_CTX *mem_ctx, struct timeval timeout, uint32_t destnode);
525 int ctdb_ctrl_getcapabilities_recv(struct ctdb_context *ctdb, TALLOC_CTX *mem_ctx, struct ctdb_client_control_state *state, uint32_t *capabilities);
528 int32_t ctdb_ctrl_transaction_active(struct ctdb_context *ctdb,
532 struct ctdb_marshall_buffer *ctdb_marshall_add(TALLOC_CTX *mem_ctx,
533 struct ctdb_marshall_buffer *m,
537 struct ctdb_ltdb_header *header,
539 TDB_DATA ctdb_marshall_finish(struct ctdb_marshall_buffer *m);
541 struct ctdb_transaction_handle *ctdb_transaction_start(struct ctdb_db_context *ctdb_db,
542 TALLOC_CTX *mem_ctx);
543 int ctdb_transaction_fetch(struct ctdb_transaction_handle *h,
545 TDB_DATA key, TDB_DATA *data);
546 int ctdb_transaction_store(struct ctdb_transaction_handle *h,
547 TDB_DATA key, TDB_DATA data);
548 int ctdb_transaction_commit(struct ctdb_transaction_handle *h);
550 int ctdb_ctrl_recd_ping(struct ctdb_context *ctdb);
552 int switch_from_server_to_client(struct ctdb_context *ctdb, const char *fmt,
555 int ctdb_ctrl_getscriptstatus(struct ctdb_context *ctdb,
556 struct timeval timeout, uint32_t destnode,
557 TALLOC_CTX *mem_ctx, enum ctdb_eventscript_call type,
558 struct ctdb_scripts_wire **script_status);
561 struct debug_levels {
563 const char *description;
565 extern struct debug_levels debug_levels[];
567 const char *get_debug_by_level(int32_t level);
568 int32_t get_debug_by_desc(const char *desc);
570 int ctdb_ctrl_stop_node(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode);
571 int ctdb_ctrl_continue_node(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode);
573 int ctdb_ctrl_setnatgwstate(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, uint32_t natgwstate);
574 int ctdb_ctrl_setlmasterrole(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, uint32_t lmasterrole);
575 int ctdb_ctrl_setrecmasterrole(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, uint32_t recmasterrole);
577 int ctdb_ctrl_enablescript(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, const char *script);
578 int ctdb_ctrl_disablescript(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, const char *script);
580 struct ctdb_ban_time {
585 int ctdb_ctrl_set_ban(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, struct ctdb_ban_time *bantime);
586 int ctdb_ctrl_get_ban(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, TALLOC_CTX *mem_ctx, struct ctdb_ban_time **bantime);
588 struct ctdb_db_priority {
593 int ctdb_ctrl_set_db_priority(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, struct ctdb_db_priority *db_prio);
594 int ctdb_ctrl_get_db_priority(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, uint32_t db_id, uint32_t *priority);
596 int ctdb_ctrl_getstathistory(struct ctdb_context *ctdb, struct timeval timeout, uint32_t destnode, TALLOC_CTX *mem_ctx, struct ctdb_statistics_wire **stats);
600 struct ctdb_client_control_state *
601 ctdb_ctrl_updaterecord_send(struct ctdb_context *ctdb, TALLOC_CTX *mem_ctx, struct timeval timeout, uint32_t destnode, struct ctdb_db_context *ctdb_db, TDB_DATA key, struct ctdb_ltdb_header *header, TDB_DATA data);
603 int ctdb_ctrl_updaterecord_recv(struct ctdb_context *ctdb, struct ctdb_client_control_state *state);
606 ctdb_ctrl_updaterecord(struct ctdb_context *ctdb, TALLOC_CTX *mem_ctx, struct timeval timeout, uint32_t destnode, struct ctdb_db_context *ctdb_db, TDB_DATA key, struct ctdb_ltdb_header *header, TDB_DATA data);
609 struct ctdb_client_control_state *
610 ctdb_ctrl_set_db_readonly_send(struct ctdb_context *ctdb, uint32_t destnode, uint32_t dbid);
611 int ctdb_ctrl_set_db_readonly_recv(struct ctdb_context *ctdb, struct ctdb_client_control_state *state);
612 int ctdb_ctrl_set_db_readonly(struct ctdb_context *ctdb, uint32_t destnode, uint32_t dbid);
614 #endif /* _CTDB_CLIENT_H */