ctdb/protocol/protocol_api.h

   1 /*
   2    CTDB protocol marshalling
   3
   4    Copyright (C) Amitay Isaacs  2015
   5
   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.
  10
  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.
  15
  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/>.
  18 */
  19
  20 #ifndef __CTDB_PROTOCOL_API_H__
  21 #define __CTDB_PROTOCOL_API_H__
  22
  23 #include <talloc.h>
  24
  25 #include "protocol/protocol.h"
  26
  27 /* From protocol/protocol_types.c */
  28
  29 size_t ctdb_ltdb_header_len(struct ctdb_ltdb_header *header);
  30 void ctdb_ltdb_header_push(struct ctdb_ltdb_header *header, uint8_t *buf);
  31 int ctdb_ltdb_header_pull(uint8_t *buf, size_t buflen,
  32                           struct ctdb_ltdb_header *header);
  33
  34 int ctdb_ltdb_header_extract(TDB_DATA *data, struct ctdb_ltdb_header *header);
  35
  36 size_t ctdb_rec_data_len(struct ctdb_rec_data *rec);
  37 void ctdb_rec_data_push(struct ctdb_rec_data *rec, uint8_t *buf);
  38 int ctdb_rec_data_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx,
  39                        struct ctdb_rec_data **out);
  40
  41 size_t ctdb_rec_buffer_len(struct ctdb_rec_buffer *recbuf);
  42 void ctdb_rec_buffer_push(struct ctdb_rec_buffer *recbuf, uint8_t *buf);
  43 int ctdb_rec_buffer_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx,
  44                       struct ctdb_rec_buffer **out);
  45
  46 struct ctdb_rec_buffer *ctdb_rec_buffer_init(TALLOC_CTX *mem_ctx,
  47                                              uint32_t db_id);
  48 int ctdb_rec_buffer_add(TALLOC_CTX *mem_ctx, struct ctdb_rec_buffer *recbuf,
  49                         uint32_t reqid, struct ctdb_ltdb_header *header,
  50                         TDB_DATA key, TDB_DATA data);
  51 int ctdb_rec_buffer_traverse(struct ctdb_rec_buffer *recbuf,
  52                              ctdb_rec_parser_func_t func,
  53                              void *private_data);
  54
  55 int ctdb_rec_buffer_write(struct ctdb_rec_buffer *recbuf, int fd);
  56 int ctdb_rec_buffer_read(int fd, TALLOC_CTX *mem_ctx,
  57                          struct ctdb_rec_buffer **out);
  58
  59 size_t ctdb_server_id_len(struct ctdb_server_id *sid);
  60 void ctdb_server_id_push(struct ctdb_server_id *sid, uint8_t *buf);
  61 int ctdb_server_id_pull(uint8_t *buf, size_t buflen,
  62                          struct ctdb_server_id *sid);
  63
  64 size_t ctdb_g_lock_len(struct ctdb_g_lock *lock);
  65 void ctdb_g_lock_push(struct ctdb_g_lock *lock, uint8_t *buf);
  66 int ctdb_g_lock_pull(uint8_t *buf, size_t buflen, struct ctdb_g_lock *lock);
  67
  68 size_t ctdb_g_lock_list_len(struct ctdb_g_lock_list *lock_list);
  69 void ctdb_g_lock_list_push(struct ctdb_g_lock_list *lock_list, uint8_t *buf);
  70 int ctdb_g_lock_list_pull(uint8_t *buf, size_t buflen, TALLOC_CTX *mem_ctx,
  71                           struct ctdb_g_lock_list **out);
  72
  73 /* From protocol/protocol_header.c */
  74
  75 void ctdb_req_header_fill(struct ctdb_req_header *h, uint32_t generation,
  76                           uint32_t operation, uint32_t destnode,
  77                           uint32_t srcnode, uint32_t reqid);
  78
  79 size_t ctdb_req_header_len(struct ctdb_req_header *h);
  80 void ctdb_req_header_push(struct ctdb_req_header *h, uint8_t *buf);
  81 int ctdb_req_header_pull(uint8_t *buf, size_t buflen,
  82                          struct ctdb_req_header *h);
  83
  84 int ctdb_req_header_verify(struct ctdb_req_header *h, uint32_t operation);
  85
  86 /* From protocol/protocol_call.c */
  87
  88 size_t ctdb_req_call_len(struct ctdb_req_header *h,
  89                          struct ctdb_req_call *c);
  90
  91 int ctdb_req_call_push(struct ctdb_req_header *h,
  92                        struct ctdb_req_call *c,
  93                        uint8_t *buf, size_t *buflen);
  94
  95 int ctdb_req_call_pull(uint8_t *buf, size_t buflen,
  96                        struct ctdb_req_header *h,
  97                        TALLOC_CTX *mem_ctx,
  98                        struct ctdb_req_call *c);
  99
 100 size_t ctdb_reply_call_len(struct ctdb_req_header *h,
 101                            struct ctdb_reply_call *c);
 102
 103 int ctdb_reply_call_push(struct ctdb_req_header *h,
 104                          struct ctdb_reply_call *c,
 105                          uint8_t *buf, size_t *buflen);
 106
 107 int ctdb_reply_call_pull(uint8_t *buf, size_t buflen,
 108                          struct ctdb_req_header *h,
 109                          TALLOC_CTX *mem_ctx,
 110                          struct ctdb_reply_call *c);
 111
 112 size_t ctdb_reply_error_len(struct ctdb_req_header *h,
 113                             struct ctdb_reply_error *c);
 114
 115 int ctdb_reply_error_push(struct ctdb_req_header *h,
 116                           struct ctdb_reply_error *c,
 117                           uint8_t *buf, size_t *buflen);
 118
 119 int ctdb_reply_error_pull(uint8_t *buf, size_t buflen,
 120                           struct ctdb_req_header *h,
 121                           TALLOC_CTX *mem_ctx,
 122                           struct ctdb_reply_error *c);
 123
 124 size_t ctdb_req_dmaster_len(struct ctdb_req_header *h,
 125                             struct ctdb_req_dmaster *c);
 126
 127 int ctdb_req_dmaster_push(struct ctdb_req_header *h,
 128                           struct ctdb_req_dmaster *c,
 129                           uint8_t *buf, size_t *buflen);
 130
 131 int ctdb_req_dmaster_pull(uint8_t *buf, size_t buflen,
 132                           struct ctdb_req_header *h,
 133                           TALLOC_CTX *mem_ctx,
 134                           struct ctdb_req_dmaster *c);
 135
 136 size_t ctdb_reply_dmaster_len(struct ctdb_req_header *h,
 137                               struct ctdb_reply_dmaster *c);
 138
 139 int ctdb_reply_dmaster_push(struct ctdb_req_header *h,
 140                             struct ctdb_reply_dmaster *c,
 141                             uint8_t *buf, size_t *buflen);
 142
 143 int ctdb_reply_dmaster_pull(uint8_t *buf, size_t buflen,
 144                             struct ctdb_req_header *h,
 145                             TALLOC_CTX *mem_ctx,
 146                             struct ctdb_reply_dmaster *c);
 147
 148 /* From protocol/protocol_control.c */
 149
 150 size_t ctdb_req_control_len(struct ctdb_req_header *h,
 151                             struct ctdb_req_control *c);
 152
 153 int ctdb_req_control_push(struct ctdb_req_header *h,
 154                           struct ctdb_req_control *c,
 155                           uint8_t *buf, size_t *buflen);
 156
 157 int ctdb_req_control_pull(uint8_t *buf, size_t buflen,
 158                           struct ctdb_req_header *h,
 159                           TALLOC_CTX *mem_ctx,
 160                           struct ctdb_req_control *c);
 161
 162 size_t ctdb_reply_control_len(struct ctdb_req_header *h,
 163                               struct ctdb_reply_control *c);
 164
 165 int ctdb_reply_control_push(struct ctdb_req_header *h,
 166                             struct ctdb_reply_control *c,
 167                             uint8_t *buf, size_t *buflen);
 168
 169 int ctdb_reply_control_pull(uint8_t *buf, size_t buflen, uint32_t opcode,
 170                             struct ctdb_req_header *h,
 171                             TALLOC_CTX *mem_ctx,
 172                             struct ctdb_reply_control *c);
 173
 174 /* From protocol/protocol_client.c */
 175
 176 void ctdb_req_control_process_exists(struct ctdb_req_control *request,
 177                                      pid_t pid);
 178 int ctdb_reply_control_process_exists(struct ctdb_reply_control *reply,
 179                                       int *status);
 180
 181 void ctdb_req_control_statistics(struct ctdb_req_control *request);
 182
 183 int ctdb_reply_control_statistics(struct ctdb_reply_control *reply,
 184                                   TALLOC_CTX *mem_ctx,
 185                                   struct ctdb_statistics **stats);
 186
 187 void ctdb_req_control_ping(struct ctdb_req_control *request);
 188 int ctdb_reply_control_ping(struct ctdb_reply_control *reply,
 189                             int *num_clients);
 190
 191 void ctdb_req_control_getdbpath(struct ctdb_req_control *request,
 192                                 uint32_t db_id);
 193 int ctdb_reply_control_getdbpath(struct ctdb_reply_control *reply,
 194                                  TALLOC_CTX *mem_ctx, const char **db_path);
 195
 196 void ctdb_req_control_getvnnmap(struct ctdb_req_control *request);
 197 int ctdb_reply_control_getvnnmap(struct ctdb_reply_control *reply,
 198                                  TALLOC_CTX *mem_ctx,
 199                                  struct ctdb_vnn_map **vnnmap);
 200
 201 void ctdb_req_control_setvnnmap(struct ctdb_req_control *request,
 202                                 struct ctdb_vnn_map *vnnmap);
 203 int ctdb_reply_control_setvnnmap(struct ctdb_reply_control *reply);
 204
 205 void ctdb_req_control_get_debug(struct ctdb_req_control *request);
 206 int ctdb_reply_control_get_debug(struct ctdb_reply_control *reply,
 207                                  int *debug_level);
 208
 209 void ctdb_req_control_set_debug(struct ctdb_req_control *request,
 210                                 int debug_level);
 211 int ctdb_reply_control_set_debug(struct ctdb_reply_control *reply);
 212
 213 void ctdb_req_control_get_dbmap(struct ctdb_req_control *request);
 214 int ctdb_reply_control_get_dbmap(struct ctdb_reply_control *reply,
 215                                  TALLOC_CTX *mem_ctx,
 216                                  struct ctdb_dbid_map **dbmap);
 217
 218 void ctdb_req_control_pull_db(struct ctdb_req_control *request,
 219                               struct ctdb_pulldb *pulldb);
 220 int ctdb_reply_control_pull_db(struct ctdb_reply_control *reply,
 221                                TALLOC_CTX *mem_ctx,
 222                                struct ctdb_rec_buffer **recbuf);
 223
 224 void ctdb_req_control_push_db(struct ctdb_req_control *request,
 225                               struct ctdb_rec_buffer *recbuf);
 226 int ctdb_reply_control_push_db(struct ctdb_reply_control *reply);
 227
 228 void ctdb_req_control_get_recmode(struct ctdb_req_control *request);
 229 int ctdb_reply_control_get_recmode(struct ctdb_reply_control *reply,
 230                                    int *recmode);
 231
 232 void ctdb_req_control_set_recmode(struct ctdb_req_control *request,
 233                                   int recmode);
 234 int ctdb_reply_control_set_recmode(struct ctdb_reply_control *reply);
 235
 236 void ctdb_req_control_statistics_reset(struct ctdb_req_control *request);
 237 int ctdb_reply_control_statistics_reset(struct ctdb_reply_control *reply);
 238
 239 void ctdb_req_control_db_attach(struct ctdb_req_control *request,
 240                                 const char *db_name);
 241 int ctdb_reply_control_db_attach(struct ctdb_reply_control *reply,
 242                                  uint32_t *db_id);
 243
 244 void ctdb_req_control_traverse_start(struct ctdb_req_control *request,
 245                                      struct ctdb_traverse_start *traverse);
 246 int ctdb_reply_control_traverse_start(struct ctdb_reply_control *reply);
 247
 248 void ctdb_req_control_register_srvid(struct ctdb_req_control *request,
 249                                      uint64_t srvid);
 250 int ctdb_reply_control_register_srvid(struct ctdb_reply_control *reply);
 251
 252 void ctdb_req_control_deregister_srvid(struct ctdb_req_control *request,
 253                                        uint64_t srvid);
 254 int ctdb_reply_control_deregister_srvid(struct ctdb_reply_control *reply);
 255
 256 void ctdb_req_control_get_dbname(struct ctdb_req_control *request,
 257                                  uint32_t db_id);
 258 int ctdb_reply_control_get_dbname(struct ctdb_reply_control *reply,
 259                                   TALLOC_CTX *mem_ctx, const char **db_name);
 260
 261 void ctdb_req_control_enable_seqnum(struct ctdb_req_control *request,
 262                                     uint32_t db_id);
 263 int ctdb_reply_control_enable_seqnum(struct ctdb_reply_control *reply);
 264
 265 void ctdb_req_control_update_seqnum(struct ctdb_req_control *request,
 266                                     uint32_t db_id);
 267 int ctdb_reply_control_update_seqnum(struct ctdb_reply_control *reply);
 268
 269 void ctdb_req_control_dump_memory(struct ctdb_req_control *request);
 270 int ctdb_reply_control_dump_memory(struct ctdb_reply_control *reply,
 271                                    TALLOC_CTX *mem_ctx, const char **mem_str);
 272
 273 void ctdb_req_control_get_pid(struct ctdb_req_control *request);
 274 int ctdb_reply_control_get_pid(struct ctdb_reply_control *reply,
 275                                pid_t *pid);
 276
 277 void ctdb_req_control_get_recmaster(struct ctdb_req_control *request);
 278 int ctdb_reply_control_get_recmaster(struct ctdb_reply_control *reply,
 279                                      uint32_t *recmaster);
 280
 281 void ctdb_req_control_set_recmaster(struct ctdb_req_control *request,
 282                                     int recmaster);
 283 int ctdb_reply_control_set_recmaster(struct ctdb_reply_control *reply);
 284
 285 void ctdb_req_control_freeze(struct ctdb_req_control *request,
 286                              uint32_t priority);
 287 int ctdb_reply_control_freeze(struct ctdb_reply_control *reply);
 288
 289 void ctdb_req_control_get_pnn(struct ctdb_req_control *request);
 290 int ctdb_reply_control_get_pnn(struct ctdb_reply_control *reply,
 291                                uint32_t *pnn);
 292
 293 void ctdb_req_control_shutdown(struct ctdb_req_control *request);
 294 int ctdb_reply_control_shutdown(struct ctdb_reply_control *reply);
 295
 296 void ctdb_req_control_get_monmode(struct ctdb_req_control *request);
 297 int ctdb_reply_control_get_monmode(struct ctdb_reply_control *reply,
 298                                    int *mon_mode);
 299
 300 void ctdb_req_control_tcp_client(struct ctdb_req_control *request,
 301                                  struct ctdb_connection *conn);
 302 int ctdb_reply_control_tcp_client(struct ctdb_reply_control *reply);
 303
 304 void ctdb_req_control_tcp_add(struct ctdb_req_control *request,
 305                               struct ctdb_connection *conn);
 306 int ctdb_reply_control_tcp_add(struct ctdb_reply_control *reply);
 307
 308 void ctdb_req_control_tcp_remove(struct ctdb_req_control *request,
 309                                  struct ctdb_connection *conn);
 310 int ctdb_reply_control_tcp_remove(struct ctdb_reply_control *reply);
 311
 312 void ctdb_req_control_startup(struct ctdb_req_control *request);
 313 int ctdb_reply_control_startup(struct ctdb_reply_control *reply);
 314
 315 void ctdb_req_control_set_tunable(struct ctdb_req_control *request,
 316                                   struct ctdb_tunable *tunable);
 317 int ctdb_reply_control_set_tunable(struct ctdb_reply_control *reply);
 318
 319 void ctdb_req_control_get_tunable(struct ctdb_req_control *request,
 320                                   const char *name);
 321 int ctdb_reply_control_get_tunable(struct ctdb_reply_control *reply,
 322                                    uint32_t *value);
 323
 324 void ctdb_req_control_list_tunables(struct ctdb_req_control *request);
 325 int ctdb_reply_control_list_tunables(struct ctdb_reply_control *reply,
 326                                      TALLOC_CTX *mem_ctx,
 327                                      struct ctdb_var_list **tun_var_list);
 328
 329 void ctdb_req_control_modify_flags(struct ctdb_req_control *request,
 330                                    struct ctdb_node_flag_change *flag_change);
 331 int ctdb_reply_control_modify_flags(struct ctdb_reply_control *reply);
 332
 333 void ctdb_req_control_get_all_tunables(struct ctdb_req_control *request);
 334 int ctdb_reply_control_get_all_tunables(struct ctdb_reply_control *reply,
 335                                         TALLOC_CTX *mem_ctx,
 336                                         struct ctdb_tunable_list **tun_list);
 337
 338 void ctdb_req_control_get_tcp_tickle_list(struct ctdb_req_control *request,
 339                                           ctdb_sock_addr *addr);
 340 int ctdb_reply_control_get_tcp_tickle_list(struct ctdb_reply_control *reply,
 341                                            TALLOC_CTX *mem_ctx,
 342                                            struct ctdb_tickle_list **tickles);
 343
 344 void ctdb_req_control_set_tcp_tickle_list(struct ctdb_req_control *request,
 345                                           struct ctdb_tickle_list *tickles);
 346 int ctdb_reply_control_set_tcp_tickle_list(struct ctdb_reply_control *reply);
 347
 348 void ctdb_req_control_db_attach_persistent(struct ctdb_req_control *request,
 349                                            const char *name);
 350 int ctdb_reply_control_db_attach_persistent(struct ctdb_reply_control *reply,
 351                                             uint32_t *db_id);
 352
 353 void ctdb_req_control_update_record(struct ctdb_req_control *request,
 354                                     struct ctdb_rec_buffer *recbuf);
 355 int ctdb_reply_control_update_record(struct ctdb_reply_control *reply);
 356
 357 void ctdb_req_control_send_gratuitous_arp(struct ctdb_req_control *request,
 358                                           struct ctdb_addr_info *addr_info);
 359 int ctdb_reply_control_send_gratuitous_arp(struct ctdb_reply_control *reply);
 360
 361 void ctdb_req_control_wipe_database(struct ctdb_req_control *request,
 362                                     struct ctdb_transdb *transdb);
 363 int ctdb_reply_control_wipe_database(struct ctdb_reply_control *reply);
 364
 365 void ctdb_req_control_uptime(struct ctdb_req_control *request);
 366 int ctdb_reply_control_uptime(struct ctdb_reply_control *reply,
 367                               TALLOC_CTX *mem_ctx,
 368                               struct ctdb_uptime **uptime);
 369
 370 void ctdb_req_control_start_recovery(struct ctdb_req_control *request);
 371 int ctdb_reply_control_start_recovery(struct ctdb_reply_control *reply);
 372
 373 void ctdb_req_control_end_recovery(struct ctdb_req_control *request);
 374 int ctdb_reply_control_end_recovery(struct ctdb_reply_control *reply);
 375
 376 void ctdb_req_control_reload_nodes_file(struct ctdb_req_control *request);
 377 int ctdb_reply_control_reload_nodes_file(struct ctdb_reply_control *reply);
 378
 379 void ctdb_req_control_try_delete_records(struct ctdb_req_control *request,
 380                                          struct ctdb_rec_buffer *recbuf);
 381 int ctdb_reply_control_try_delete_records(struct ctdb_reply_control *reply,
 382                                           TALLOC_CTX *mem_ctx,
 383                                           struct ctdb_rec_buffer **recbuf);
 384
 385 void ctdb_req_control_enable_monitor(struct ctdb_req_control *request);
 386 int ctdb_reply_control_enable_monitor(struct ctdb_reply_control *reply);
 387
 388 void ctdb_req_control_disable_monitor(struct ctdb_req_control *request);
 389 int ctdb_reply_control_disable_monitor(struct ctdb_reply_control *reply);
 390
 391 void ctdb_req_control_add_public_ip(struct ctdb_req_control *request,
 392                                     struct ctdb_addr_info *addr_info);
 393 int ctdb_reply_control_add_public_ip(struct ctdb_reply_control *reply);
 394
 395 void ctdb_req_control_del_public_ip(struct ctdb_req_control *request,
 396                                     struct ctdb_addr_info *addr_info);
 397 int ctdb_reply_control_del_public_ip(struct ctdb_reply_control *reply);
 398
 399 void ctdb_req_control_get_capabilities(struct ctdb_req_control *request);
 400 int ctdb_reply_control_get_capabilities(struct ctdb_reply_control *reply,
 401                                         uint32_t *caps);
 402
 403 void ctdb_req_control_recd_ping(struct ctdb_req_control *request);
 404 int ctdb_reply_control_recd_ping(struct ctdb_reply_control *reply);
 405
 406 void ctdb_req_control_release_ip(struct ctdb_req_control *request,
 407                                  struct ctdb_public_ip *pubip);
 408 int ctdb_reply_control_release_ip(struct ctdb_reply_control *reply);
 409
 410 void ctdb_req_control_takeover_ip(struct ctdb_req_control *request,
 411                                   struct ctdb_public_ip *pubip);
 412 int ctdb_reply_control_takeover_ip(struct ctdb_reply_control *reply);
 413
 414 void ctdb_req_control_get_public_ips(struct ctdb_req_control *request,
 415                                      bool available_only);
 416 int ctdb_reply_control_get_public_ips(struct ctdb_reply_control *reply,
 417                                       TALLOC_CTX *mem_ctx,
 418                                       struct ctdb_public_ip_list **pubip_list);
 419
 420 void ctdb_req_control_get_nodemap(struct ctdb_req_control *request);
 421 int ctdb_reply_control_get_nodemap(struct ctdb_reply_control *reply,
 422                                    TALLOC_CTX *mem_ctx,
 423                                    struct ctdb_node_map **nodemap);
 424
 425 void ctdb_req_control_traverse_kill(struct ctdb_req_control *request,
 426                                     struct ctdb_traverse_start *traverse);
 427 int ctdb_reply_control_traverse_kill(struct ctdb_reply_control *reply);
 428
 429 void ctdb_req_control_recd_reclock_latency(struct ctdb_req_control *request,
 430                                            double reclock_latency);
 431 int ctdb_reply_control_recd_reclock_latency(struct ctdb_reply_control *reply);
 432
 433 void ctdb_req_control_get_reclock_file(struct ctdb_req_control *request);
 434 int ctdb_reply_control_get_reclock_file(struct ctdb_reply_control *reply,
 435                                         TALLOC_CTX *mem_ctx,
 436                                         const char **reclock_file);
 437
 438 void ctdb_req_control_stop_node(struct ctdb_req_control *request);
 439 int ctdb_reply_control_stop_node(struct ctdb_reply_control *reply);
 440
 441 void ctdb_req_control_continue_node(struct ctdb_req_control *request);
 442 int ctdb_reply_control_continue_node(struct ctdb_reply_control *reply);
 443
 444 void ctdb_req_control_set_lmasterrole(struct ctdb_req_control *request,
 445                                       uint32_t lmaster_role);
 446 int ctdb_reply_control_set_lmasterrole(struct ctdb_reply_control *reply);
 447
 448 void ctdb_req_control_set_recmasterrole(struct ctdb_req_control *request,
 449                                         uint32_t recmaster_role);
 450 int ctdb_reply_control_set_recmasterrole(struct ctdb_reply_control *reply);
 451
 452 void ctdb_req_control_set_ban_state(struct ctdb_req_control *request,
 453                                     struct ctdb_ban_state *ban_state);
 454 int ctdb_reply_control_set_ban_state(struct ctdb_reply_control *reply);
 455
 456 void ctdb_req_control_get_ban_state(struct ctdb_req_control *request);
 457 int ctdb_reply_control_get_ban_state(struct ctdb_reply_control *reply,
 458                                      TALLOC_CTX *mem_ctx,
 459                                      struct ctdb_ban_state **ban_state);
 460
 461 void ctdb_req_control_register_notify(struct ctdb_req_control *request,
 462                                       struct ctdb_notify_data *notify);
 463 int ctdb_reply_control_register_notify(struct ctdb_reply_control *reply);
 464
 465 void ctdb_req_control_deregister_notify(struct ctdb_req_control *request,
 466                                         uint64_t srvid);
 467 int ctdb_reply_control_deregister_notify(struct ctdb_reply_control *reply);
 468
 469 void ctdb_req_control_trans3_commit(struct ctdb_req_control *request,
 470                                     struct ctdb_rec_buffer *recbuf);
 471 int ctdb_reply_control_trans3_commit(struct ctdb_reply_control *reply);
 472
 473 void ctdb_req_control_get_db_seqnum(struct ctdb_req_control *request,
 474                                     uint32_t db_id);
 475 int ctdb_reply_control_get_db_seqnum(struct ctdb_reply_control *reply,
 476                                      uint64_t *seqnum);
 477
 478 void ctdb_req_control_db_set_healthy(struct ctdb_req_control *request,
 479                                      uint32_t db_id);
 480 int ctdb_reply_control_db_set_healthy(struct ctdb_reply_control *reply);
 481
 482 void ctdb_req_control_db_get_health(struct ctdb_req_control *request,
 483                                     uint32_t db_id);
 484 int ctdb_reply_control_db_get_health(struct ctdb_reply_control *reply,
 485                                      TALLOC_CTX *mem_ctx,
 486                                      const char **reason);
 487
 488 void ctdb_req_control_get_public_ip_info(struct ctdb_req_control *request,
 489                                          ctdb_sock_addr *addr);
 490 int ctdb_reply_control_get_public_ip_info(struct ctdb_reply_control *reply,
 491                                           TALLOC_CTX *mem_ctx,
 492                                           struct ctdb_public_ip_info **ipinfo);
 493
 494 void ctdb_req_control_get_ifaces(struct ctdb_req_control *request);
 495 int ctdb_reply_control_get_ifaces(struct ctdb_reply_control *reply,
 496                                   TALLOC_CTX *mem_ctx,
 497                                   struct ctdb_iface_list **iface_list);
 498
 499 void ctdb_req_control_set_iface_link_state(struct ctdb_req_control *request,
 500                                            struct ctdb_iface *iface);
 501 int ctdb_reply_control_set_iface_link_state(struct ctdb_reply_control *reply);
 502
 503 void ctdb_req_control_tcp_add_delayed_update(struct ctdb_req_control *request,
 504                                              struct ctdb_connection *conn);
 505 int ctdb_reply_control_tcp_add_delayed_update(struct ctdb_reply_control *reply);
 506
 507 void ctdb_req_control_get_stat_history(struct ctdb_req_control *request);
 508 int ctdb_reply_control_get_stat_history(struct ctdb_reply_control *reply,
 509                                         TALLOC_CTX *mem_ctx,
 510                                         struct ctdb_statistics_list **stats_list);
 511
 512 void ctdb_req_control_schedule_for_deletion(struct ctdb_req_control *request,
 513                                             struct ctdb_key_data *key);
 514 int ctdb_reply_control_schedule_for_deletion(struct ctdb_reply_control *reply);
 515
 516 void ctdb_req_control_set_db_readonly(struct ctdb_req_control *request,
 517                                       uint32_t db_id);
 518 int ctdb_reply_control_set_db_readonly(struct ctdb_reply_control *reply);
 519
 520 void ctdb_req_control_traverse_start_ext(struct ctdb_req_control *request,
 521                                          struct ctdb_traverse_start_ext *traverse);
 522 int ctdb_reply_control_traverse_start_ext(struct ctdb_reply_control *reply);
 523
 524 void ctdb_req_control_get_db_statistics(struct ctdb_req_control *request,
 525                                         uint32_t db_id);
 526 int ctdb_reply_control_get_db_statistics(struct ctdb_reply_control *reply,
 527                                          TALLOC_CTX *mem_ctx,
 528                                          struct ctdb_db_statistics **dbstats);
 529
 530 void ctdb_req_control_set_db_sticky(struct ctdb_req_control *request,
 531                                     uint32_t db_id);
 532 int ctdb_reply_control_set_db_sticky(struct ctdb_reply_control *reply);
 533
 534 void ctdb_req_control_reload_public_ips(struct ctdb_req_control *request);
 535 int ctdb_reply_control_reload_public_ips(struct ctdb_reply_control *reply);
 536
 537 void ctdb_req_control_receive_records(struct ctdb_req_control *request,
 538                                       struct ctdb_rec_buffer *recbuf);
 539 int ctdb_reply_control_receive_records(struct ctdb_reply_control *reply,
 540                                        TALLOC_CTX *mem_ctx,
 541                                        struct ctdb_rec_buffer **recbuf);
 542
 543 void ctdb_req_control_ipreallocated(struct ctdb_req_control *request);
 544 int ctdb_reply_control_ipreallocated(struct ctdb_reply_control *reply);
 545
 546 void ctdb_req_control_get_runstate(struct ctdb_req_control *request);
 547 int ctdb_reply_control_get_runstate(struct ctdb_reply_control *reply,
 548                                     enum ctdb_runstate *runstate);
 549
 550 void ctdb_req_control_db_detach(struct ctdb_req_control *request,
 551                                 uint32_t db_id);
 552 int ctdb_reply_control_db_detach(struct ctdb_reply_control *reply);
 553
 554 void ctdb_req_control_get_nodes_file(struct ctdb_req_control *request);
 555 int ctdb_reply_control_get_nodes_file(struct ctdb_reply_control *reply,
 556                                       TALLOC_CTX *mem_ctx,
 557                                       struct ctdb_node_map **nodemap);
 558
 559 void ctdb_req_control_db_freeze(struct ctdb_req_control *request,
 560                                 uint32_t db_id);
 561 int ctdb_reply_control_db_freeze(struct ctdb_reply_control *reply);
 562
 563 void ctdb_req_control_db_thaw(struct ctdb_req_control *request,
 564                               uint32_t db_id);
 565 int ctdb_reply_control_db_thaw(struct ctdb_reply_control *reply);
 566
 567 void ctdb_req_control_db_transaction_start(struct ctdb_req_control *request,
 568                                            struct ctdb_transdb *transdb);
 569 int ctdb_reply_control_db_transaction_start(struct ctdb_reply_control *reply);
 570
 571 void ctdb_req_control_db_transaction_commit(struct ctdb_req_control *request,
 572                                             struct ctdb_transdb *transdb);
 573 int ctdb_reply_control_db_transaction_commit(struct ctdb_reply_control *reply);
 574
 575 void ctdb_req_control_db_transaction_cancel(struct ctdb_req_control *request,
 576                                             uint32_t db_id);
 577 int ctdb_reply_control_db_transaction_cancel(struct ctdb_reply_control *reply);
 578
 579 void ctdb_req_control_db_pull(struct ctdb_req_control *request,
 580                               struct ctdb_pulldb_ext *pulldb_ext);
 581 int ctdb_reply_control_db_pull(struct ctdb_reply_control *reply,
 582                                uint32_t *num_records);
 583
 584 void ctdb_req_control_db_push_start(struct ctdb_req_control *request,
 585                                     struct ctdb_pulldb_ext *pulldb_ext);
 586 int ctdb_reply_control_db_push_start(struct ctdb_reply_control *reply);
 587
 588 void ctdb_req_control_db_push_confirm(struct ctdb_req_control *request,
 589                                       uint32_t db_id);
 590 int ctdb_reply_control_db_push_confirm(struct ctdb_reply_control *reply,
 591                                        uint32_t *num_records);
 592
 593 void ctdb_req_control_db_open_flags(struct ctdb_req_control *request,
 594                                     uint32_t db_id);
 595 int ctdb_reply_control_db_open_flags(struct ctdb_reply_control *reply,
 596                                      int *tdb_flags);
 597
 598 void ctdb_req_control_db_attach_replicated(struct ctdb_req_control *request,
 599                                            const char *db_name);
 600 int ctdb_reply_control_db_attach_replicated(struct ctdb_reply_control *reply,
 601                                             uint32_t *db_id);
 602
 603 /* From protocol/protocol_debug.c */
 604
 605 void ctdb_packet_print(uint8_t *buf, size_t buflen, FILE *fp);
 606
 607 /* From protocol/protocol_message.c */
 608
 609 size_t ctdb_req_message_len(struct ctdb_req_header *h,
 610                             struct ctdb_req_message *c);
 611
 612 int ctdb_req_message_push(struct ctdb_req_header *h,
 613                           struct ctdb_req_message *c,
 614                           uint8_t *buf, size_t *buflen);
 615
 616 int ctdb_req_message_pull(uint8_t *buf, size_t buflen,
 617                           struct ctdb_req_header *h,
 618                           TALLOC_CTX *mem_ctx,
 619                           struct ctdb_req_message *c);
 620
 621 size_t ctdb_req_message_data_len(struct ctdb_req_header *h,
 622                                  struct ctdb_req_message_data *c);
 623
 624 int ctdb_req_message_data_push(struct ctdb_req_header *h,
 625                                struct ctdb_req_message_data *c,
 626                                uint8_t *buf, size_t *buflen);
 627
 628 int ctdb_req_message_data_pull(uint8_t *buf, size_t buflen,
 629                                struct ctdb_req_header *h,
 630                                TALLOC_CTX *mem_ctx,
 631                                struct ctdb_req_message_data *c);
 632
 633 /* From protocol/protocol_event.c */
 634
 635 void ctdb_event_header_fill(struct ctdb_event_header *h, uint32_t reqid);
 636
 637 size_t ctdb_event_request_len(struct ctdb_event_request *in);
 638
 639 int ctdb_event_request_push(struct ctdb_event_request *in,
 640                             uint8_t *buf, size_t *buflen);
 641
 642 int ctdb_event_request_pull(uint8_t *buf, size_t buflen,
 643                             TALLOC_CTX *mem_ctx,
 644                             struct ctdb_event_request *out);
 645
 646 size_t ctdb_event_reply_len(struct ctdb_event_reply *in);
 647
 648 int ctdb_event_reply_push(struct ctdb_event_reply *in,
 649                           uint8_t *buf, size_t *buflen);
 650
 651 int ctdb_event_reply_pull(uint8_t *buf, size_t buflen,
 652                           TALLOC_CTX *mem_ctx,
 653                           struct ctdb_event_reply *out);
 654
 655 /* From protocol/protocol_packet.c */
 656
 657 int ctdb_allocate_pkt(TALLOC_CTX *mem_ctx, size_t datalen,
 658                       uint8_t **buf, size_t *buflen);
 659
 660 /* From protocol/protocol_util.c */
 661
 662 const char *ctdb_runstate_to_string(enum ctdb_runstate runstate);
 663 enum ctdb_runstate ctdb_runstate_from_string(const char *runstate_str);
 664
 665 const char *ctdb_event_to_string(enum ctdb_event event);
 666 enum ctdb_event ctdb_event_from_string(const char *event_str);
 667
 668 const char *ctdb_sock_addr_to_string(TALLOC_CTX *mem_ctx, ctdb_sock_addr *addr);
 669 int ctdb_sock_addr_cmp_ip(const ctdb_sock_addr *addr1,
 670                           const ctdb_sock_addr *addr2);
 671 int ctdb_sock_addr_cmp(const ctdb_sock_addr *addr1,
 672                        const ctdb_sock_addr *addr2);
 673 bool ctdb_sock_addr_same_ip(const ctdb_sock_addr *addr1,
 674                             const ctdb_sock_addr *addr2);
 675 bool ctdb_sock_addr_same(const ctdb_sock_addr *addr1,
 676                          const ctdb_sock_addr *addr2);
 677
 678 #endif /* __CTDB_PROTOCOL_API_H__ */