tools/ctdb.c

   1 /*
   2    ctdb control tool
   3
   4    Copyright (C) Andrew Tridgell  2007
   5    Copyright (C) Ronnie Sahlberg  2007
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 3 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program; if not, see <http://www.gnu.org/licenses/>.
  19 */
  20
  21 #include "includes.h"
  22 #include "system/time.h"
  23 #include "system/filesys.h"
  24 #include "system/network.h"
  25 #include "system/locale.h"
  26 #include "popt.h"
  27 #include "cmdline.h"
  28 #include "../include/ctdb_version.h"
  29 #include "../include/ctdb.h"
  30 #include "../include/ctdb_client.h"
  31 #include "../include/ctdb_private.h"
  32 #include "../common/rb_tree.h"
  33 #include "db_wrap.h"
  34
  35 #define ERR_TIMEOUT     20      /* timed out trying to reach node */
  36 #define ERR_NONODE      21      /* node does not exist */
  37 #define ERR_DISNODE     22      /* node is disconnected */
  38
  39 struct ctdb_connection *ctdb_connection;
  40
  41 static void usage(void);
  42
  43 static struct {
  44         int timelimit;
  45         uint32_t pnn;
  46         uint32_t *nodes;
  47         int machinereadable;
  48         int verbose;
  49         int maxruntime;
  50         int printemptyrecords;
  51         int printdatasize;
  52         int printlmaster;
  53         int printhash;
  54         int printrecordflags;
  55 } options;
  56
  57 #define TIMELIMIT() timeval_current_ofs(options.timelimit, 0)
  58 #define LONGTIMELIMIT() timeval_current_ofs(options.timelimit*10, 0)
  59
  60 static int control_version(struct ctdb_context *ctdb, int argc, const char **argv)
  61 {
  62         printf("CTDB version: %s\n", CTDB_VERSION_STRING);
  63         return 0;
  64 }
  65
  66 #define CTDB_NOMEM_ABORT(p) do { if (!(p)) {                            \
  67                 DEBUG(DEBUG_ALERT,("ctdb fatal error: %s\n",            \
  68                                    "Out of memory in " __location__ )); \
  69                 abort();                                                \
  70         }} while (0)
  71
  72 /* Pretty print the flags to a static buffer in human-readable format.
  73  * This never returns NULL!
  74  */
  75 static const char *pretty_print_flags(uint32_t flags)
  76 {
  77         int j;
  78         static const struct {
  79                 uint32_t flag;
  80                 const char *name;
  81         } flag_names[] = {
  82                 { NODE_FLAGS_DISCONNECTED,          "DISCONNECTED" },
  83                 { NODE_FLAGS_PERMANENTLY_DISABLED,  "DISABLED" },
  84                 { NODE_FLAGS_BANNED,                "BANNED" },
  85                 { NODE_FLAGS_UNHEALTHY,             "UNHEALTHY" },
  86                 { NODE_FLAGS_DELETED,               "DELETED" },
  87                 { NODE_FLAGS_STOPPED,               "STOPPED" },
  88                 { NODE_FLAGS_INACTIVE,              "INACTIVE" },
  89         };
  90         static char flags_str[512]; /* Big enough to contain all flag names */
  91
  92         flags_str[0] = '\0';
  93         for (j=0;j<ARRAY_SIZE(flag_names);j++) {
  94                 if (flags & flag_names[j].flag) {
  95                         if (flags_str[0] == '\0') {
  96                                 (void) strcpy(flags_str, flag_names[j].name);
  97                         } else {
  98                                 (void) strcat(flags_str, "|");
  99                                 (void) strcat(flags_str, flag_names[j].name);
 100                         }
 101                 }
 102         }
 103         if (flags_str[0] == '\0') {
 104                 (void) strcpy(flags_str, "OK");
 105         }
 106
 107         return flags_str;
 108 }
 109
 110 static int h2i(char h)
 111 {
 112         if (h >= 'a' && h <= 'f') return h - 'a' + 10;
 113         if (h >= 'A' && h <= 'F') return h - 'f' + 10;
 114         return h - '0';
 115 }
 116
 117 static TDB_DATA hextodata(TALLOC_CTX *mem_ctx, const char *str)
 118 {
 119         int i, len;
 120         TDB_DATA key = {NULL, 0};
 121
 122         len = strlen(str);
 123         if (len & 0x01) {
 124                 DEBUG(DEBUG_ERR,("Key specified with odd number of hexadecimal digits\n"));
 125                 return key;
 126         }
 127
 128         key.dsize = len>>1;
 129         key.dptr  = talloc_size(mem_ctx, key.dsize);
 130
 131         for (i=0; i < len/2; i++) {
 132                 key.dptr[i] = h2i(str[i*2]) << 4 | h2i(str[i*2+1]);
 133         }
 134         return key;
 135 }
 136
 137 /* Parse a nodestring.  Parameter dd_ok controls what happens to nodes
 138  * that are disconnected or deleted.  If dd_ok is true those nodes are
 139  * included in the output list of nodes.  If dd_ok is false, those
 140  * nodes are filtered from the "all" case and cause an error if
 141  * explicitly specified.
 142  */
 143 static bool parse_nodestring(struct ctdb_context *ctdb,
 144                              const char * nodestring,
 145                              uint32_t current_pnn,
 146                              bool dd_ok,
 147                              uint32_t **nodes,
 148                              uint32_t *pnn_mode)
 149 {
 150         int n;
 151         uint32_t i;
 152         struct ctdb_node_map *nodemap;
 153
 154         *nodes = NULL;
 155
 156         if (!ctdb_getnodemap(ctdb_connection, CTDB_CURRENT_NODE, &nodemap)) {
 157                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
 158                 exit(10);
 159         }
 160
 161         if (nodestring != NULL) {
 162                 *nodes = talloc_array(ctdb, uint32_t, 0);
 163                 CTDB_NOMEM_ABORT(*nodes);
 164
 165                 n = 0;
 166
 167                 if (strcmp(nodestring, "all") == 0) {
 168                         *pnn_mode = CTDB_BROADCAST_ALL;
 169
 170                         /* all */
 171                         for (i = 0; i < nodemap->num; i++) {
 172                                 if ((nodemap->nodes[i].flags &
 173                                      (NODE_FLAGS_DISCONNECTED |
 174                                       NODE_FLAGS_DELETED)) && !dd_ok) {
 175                                         continue;
 176                                 }
 177                                 *nodes = talloc_realloc(ctdb, *nodes,
 178                                                         uint32_t, n+1);
 179                                 CTDB_NOMEM_ABORT(*nodes);
 180                                 (*nodes)[n] = i;
 181                                 n++;
 182                         }
 183                 } else {
 184                         /* x{,y...} */
 185                         char *ns, *tok;
 186
 187                         ns = talloc_strdup(ctdb, nodestring);
 188                         tok = strtok(ns, ",");
 189                         while (tok != NULL) {
 190                                 uint32_t pnn;
 191                                 i = (uint32_t)strtoul(tok, NULL, 0);
 192                                 if (i >= nodemap->num) {
 193                                         DEBUG(DEBUG_ERR, ("Node %u does not exist\n", i));
 194                                         exit(ERR_NONODE);
 195                                 }
 196                                 if ((nodemap->nodes[i].flags &
 197                                      (NODE_FLAGS_DISCONNECTED |
 198                                       NODE_FLAGS_DELETED)) && !dd_ok) {
 199                                         DEBUG(DEBUG_ERR, ("Node %u has status %s\n", i, pretty_print_flags(nodemap->nodes[i].flags)));
 200                                         exit(ERR_DISNODE);
 201                                 }
 202                                 if (!ctdb_getpnn(ctdb_connection, i, &pnn)) {
 203                                         DEBUG(DEBUG_ERR, ("Can not access node %u. Node is not operational.\n", i));
 204                                         exit(10);
 205                                 }
 206
 207                                 *nodes = talloc_realloc(ctdb, *nodes,
 208                                                         uint32_t, n+1);
 209                                 CTDB_NOMEM_ABORT(*nodes);
 210
 211                                 (*nodes)[n] = i;
 212                                 n++;
 213
 214                                 tok = strtok(NULL, ",");
 215                         }
 216                         talloc_free(ns);
 217
 218                         if (n == 1) {
 219                                 *pnn_mode = (*nodes)[0];
 220                         } else {
 221                                 *pnn_mode = CTDB_MULTICAST;
 222                         }
 223                 }
 224         } else {
 225                 /* default - no nodes specified */
 226                 *nodes = talloc_array(ctdb, uint32_t, 1);
 227                 CTDB_NOMEM_ABORT(*nodes);
 228                 *pnn_mode = CTDB_CURRENT_NODE;
 229
 230                 if (!ctdb_getpnn(ctdb_connection, current_pnn,
 231                                  &((*nodes)[0]))) {
 232                         return false;
 233                 }
 234         }
 235
 236         ctdb_free_nodemap(nodemap);
 237
 238         return true;
 239 }
 240
 241 /*
 242  check if a database exists
 243 */
 244 static bool db_exists(struct ctdb_context *ctdb, const char *dbarg, uint32_t *dbid, uint8_t *flags)
 245 {
 246         int i, ret;
 247         struct ctdb_dbid_map *dbmap=NULL;
 248         bool dbid_given = false, found = false;
 249         uint32_t id;
 250         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
 251
 252         ret = ctdb_ctrl_getdbmap(ctdb, TIMELIMIT(), options.pnn, tmp_ctx, &dbmap);
 253         if (ret != 0) {
 254                 DEBUG(DEBUG_ERR, ("Unable to get dbids from node %u\n", options.pnn));
 255                 goto fail;
 256         }
 257
 258         if (strncmp(dbarg, "0x", 2) == 0) {
 259                 id = strtoul(dbarg, NULL, 0);
 260                 dbid_given = true;
 261         }
 262
 263         for(i=0; i<dbmap->num; i++) {
 264                 if (dbid_given) {
 265                         if (id == dbmap->dbs[i].dbid) {
 266                                 found = true;
 267                                 break;
 268                         }
 269                 } else {
 270                         const char *name;
 271                         ret = ctdb_ctrl_getdbname(ctdb, TIMELIMIT(), options.pnn, dbmap->dbs[i].dbid, tmp_ctx, &name);
 272                         if (ret != 0) {
 273                                 DEBUG(DEBUG_ERR, ("Unable to get dbname from dbid %u\n", dbmap->dbs[i].dbid));
 274                                 goto fail;
 275                         }
 276
 277                         if (strcmp(name, dbarg) == 0) {
 278                                 id = dbmap->dbs[i].dbid;
 279                                 found = true;
 280                                 break;
 281                         }
 282                 }
 283         }
 284
 285         if (found) {
 286                 if (dbid) *dbid = id;
 287                 if (flags) *flags = dbmap->dbs[i].flags;
 288         } else {
 289                 DEBUG(DEBUG_ERR,("No database matching '%s' found\n", dbarg));
 290         }
 291
 292 fail:
 293         talloc_free(tmp_ctx);
 294         return found;
 295 }
 296
 297 /*
 298   see if a process exists
 299  */
 300 static int control_process_exists(struct ctdb_context *ctdb, int argc, const char **argv)
 301 {
 302         uint32_t pnn, pid;
 303         int ret;
 304         if (argc < 1) {
 305                 usage();
 306         }
 307
 308         if (sscanf(argv[0], "%u:%u", &pnn, &pid) != 2) {
 309                 DEBUG(DEBUG_ERR, ("Badly formed pnn:pid\n"));
 310                 return -1;
 311         }
 312
 313         ret = ctdb_ctrl_process_exists(ctdb, pnn, pid);
 314         if (ret == 0) {
 315                 printf("%u:%u exists\n", pnn, pid);
 316         } else {
 317                 printf("%u:%u does not exist\n", pnn, pid);
 318         }
 319         return ret;
 320 }
 321
 322 /*
 323   display statistics structure
 324  */
 325 static void show_statistics(struct ctdb_statistics *s, int show_header)
 326 {
 327         TALLOC_CTX *tmp_ctx = talloc_new(NULL);
 328         int i;
 329         const char *prefix=NULL;
 330         int preflen=0;
 331         int tmp, days, hours, minutes, seconds;
 332         const struct {
 333                 const char *name;
 334                 uint32_t offset;
 335         } fields[] = {
 336 #define STATISTICS_FIELD(n) { #n, offsetof(struct ctdb_statistics, n) }
 337                 STATISTICS_FIELD(num_clients),
 338                 STATISTICS_FIELD(frozen),
 339                 STATISTICS_FIELD(recovering),
 340                 STATISTICS_FIELD(num_recoveries),
 341                 STATISTICS_FIELD(client_packets_sent),
 342                 STATISTICS_FIELD(client_packets_recv),
 343                 STATISTICS_FIELD(node_packets_sent),
 344                 STATISTICS_FIELD(node_packets_recv),
 345                 STATISTICS_FIELD(keepalive_packets_sent),
 346                 STATISTICS_FIELD(keepalive_packets_recv),
 347                 STATISTICS_FIELD(node.req_call),
 348                 STATISTICS_FIELD(node.reply_call),
 349                 STATISTICS_FIELD(node.req_dmaster),
 350                 STATISTICS_FIELD(node.reply_dmaster),
 351                 STATISTICS_FIELD(node.reply_error),
 352                 STATISTICS_FIELD(node.req_message),
 353                 STATISTICS_FIELD(node.req_control),
 354                 STATISTICS_FIELD(node.reply_control),
 355                 STATISTICS_FIELD(client.req_call),
 356                 STATISTICS_FIELD(client.req_message),
 357                 STATISTICS_FIELD(client.req_control),
 358                 STATISTICS_FIELD(timeouts.call),
 359                 STATISTICS_FIELD(timeouts.control),
 360                 STATISTICS_FIELD(timeouts.traverse),
 361                 STATISTICS_FIELD(locks.num_calls),
 362                 STATISTICS_FIELD(locks.num_current),
 363                 STATISTICS_FIELD(locks.num_pending),
 364                 STATISTICS_FIELD(locks.num_failed),
 365                 STATISTICS_FIELD(total_calls),
 366                 STATISTICS_FIELD(pending_calls),
 367                 STATISTICS_FIELD(childwrite_calls),
 368                 STATISTICS_FIELD(pending_childwrite_calls),
 369                 STATISTICS_FIELD(memory_used),
 370                 STATISTICS_FIELD(max_hop_count),
 371                 STATISTICS_FIELD(total_ro_delegations),
 372                 STATISTICS_FIELD(total_ro_revokes),
 373         };
 374
 375         tmp = s->statistics_current_time.tv_sec - s->statistics_start_time.tv_sec;
 376         seconds = tmp%60;
 377         tmp    /= 60;
 378         minutes = tmp%60;
 379         tmp    /= 60;
 380         hours   = tmp%24;
 381         tmp    /= 24;
 382         days    = tmp;
 383
 384         if (options.machinereadable){
 385                 if (show_header) {
 386                         printf("CTDB version:");
 387                         printf("Current time of statistics:");
 388                         printf("Statistics collected since:");
 389                         for (i=0;i<ARRAY_SIZE(fields);i++) {
 390                                 printf("%s:", fields[i].name);
 391                         }
 392                         printf("num_reclock_ctdbd_latency:");
 393                         printf("min_reclock_ctdbd_latency:");
 394                         printf("avg_reclock_ctdbd_latency:");
 395                         printf("max_reclock_ctdbd_latency:");
 396
 397                         printf("num_reclock_recd_latency:");
 398                         printf("min_reclock_recd_latency:");
 399                         printf("avg_reclock_recd_latency:");
 400                         printf("max_reclock_recd_latency:");
 401
 402                         printf("num_call_latency:");
 403                         printf("min_call_latency:");
 404                         printf("avg_call_latency:");
 405                         printf("max_call_latency:");
 406
 407                         printf("num_lockwait_latency:");
 408                         printf("min_lockwait_latency:");
 409                         printf("avg_lockwait_latency:");
 410                         printf("max_lockwait_latency:");
 411
 412                         printf("num_childwrite_latency:");
 413                         printf("min_childwrite_latency:");
 414                         printf("avg_childwrite_latency:");
 415                         printf("max_childwrite_latency:");
 416                         printf("\n");
 417                 }
 418                 printf("%d:", CTDB_VERSION);
 419                 printf("%d:", (int)s->statistics_current_time.tv_sec);
 420                 printf("%d:", (int)s->statistics_start_time.tv_sec);
 421                 for (i=0;i<ARRAY_SIZE(fields);i++) {
 422                         printf("%d:", *(uint32_t *)(fields[i].offset+(uint8_t *)s));
 423                 }
 424                 printf("%d:", s->reclock.ctdbd.num);
 425                 printf("%.6f:", s->reclock.ctdbd.min);
 426                 printf("%.6f:", s->reclock.ctdbd.num?s->reclock.ctdbd.total/s->reclock.ctdbd.num:0.0);
 427                 printf("%.6f:", s->reclock.ctdbd.max);
 428
 429                 printf("%d:", s->reclock.recd.num);
 430                 printf("%.6f:", s->reclock.recd.min);
 431                 printf("%.6f:", s->reclock.recd.num?s->reclock.recd.total/s->reclock.recd.num:0.0);
 432                 printf("%.6f:", s->reclock.recd.max);
 433
 434                 printf("%d:", s->call_latency.num);
 435                 printf("%.6f:", s->call_latency.min);
 436                 printf("%.6f:", s->call_latency.num?s->call_latency.total/s->call_latency.num:0.0);
 437                 printf("%.6f:", s->call_latency.max);
 438
 439                 printf("%d:", s->childwrite_latency.num);
 440                 printf("%.6f:", s->childwrite_latency.min);
 441                 printf("%.6f:", s->childwrite_latency.num?s->childwrite_latency.total/s->childwrite_latency.num:0.0);
 442                 printf("%.6f:", s->childwrite_latency.max);
 443                 printf("\n");
 444         } else {
 445                 printf("CTDB version %u\n", CTDB_VERSION);
 446                 printf("Current time of statistics  :                %s", ctime(&s->statistics_current_time.tv_sec));
 447                 printf("Statistics collected since  : (%03d %02d:%02d:%02d) %s", days, hours, minutes, seconds, ctime(&s->statistics_start_time.tv_sec));
 448
 449                 for (i=0;i<ARRAY_SIZE(fields);i++) {
 450                         if (strchr(fields[i].name, '.')) {
 451                                 preflen = strcspn(fields[i].name, ".")+1;
 452                                 if (!prefix || strncmp(prefix, fields[i].name, preflen) != 0) {
 453                                         prefix = fields[i].name;
 454                                         printf(" %*.*s\n", preflen-1, preflen-1, fields[i].name);
 455                                 }
 456                         } else {
 457                                 preflen = 0;
 458                         }
 459                         printf(" %*s%-22s%*s%10u\n",
 460                                preflen?4:0, "",
 461                                fields[i].name+preflen,
 462                                preflen?0:4, "",
 463                                *(uint32_t *)(fields[i].offset+(uint8_t *)s));
 464                 }
 465                 printf(" hop_count_buckets:");
 466                 for (i=0;i<MAX_COUNT_BUCKETS;i++) {
 467                         printf(" %d", s->hop_count_bucket[i]);
 468                 }
 469                 printf("\n");
 470                 printf(" lock_buckets:");
 471                 for (i=0; i<MAX_COUNT_BUCKETS; i++) {
 472                         printf(" %d", s->locks.buckets[i]);
 473                 }
 474                 printf("\n");
 475                 printf(" %-30s     %.6f/%.6f/%.6f sec out of %d\n", "locks_latency      MIN/AVG/MAX", s->locks.latency.min, s->locks.latency.num?s->locks.latency.total/s->locks.latency.num:0.0, s->locks.latency.max, s->locks.latency.num);
 476
 477                 printf(" %-30s     %.6f/%.6f/%.6f sec out of %d\n", "reclock_ctdbd      MIN/AVG/MAX", s->reclock.ctdbd.min, s->reclock.ctdbd.num?s->reclock.ctdbd.total/s->reclock.ctdbd.num:0.0, s->reclock.ctdbd.max, s->reclock.ctdbd.num);
 478
 479                 printf(" %-30s     %.6f/%.6f/%.6f sec out of %d\n", "reclock_recd       MIN/AVG/MAX", s->reclock.recd.min, s->reclock.recd.num?s->reclock.recd.total/s->reclock.recd.num:0.0, s->reclock.recd.max, s->reclock.recd.num);
 480
 481                 printf(" %-30s     %.6f/%.6f/%.6f sec out of %d\n", "call_latency       MIN/AVG/MAX", s->call_latency.min, s->call_latency.num?s->call_latency.total/s->call_latency.num:0.0, s->call_latency.max, s->call_latency.num);
 482                 printf(" %-30s     %.6f/%.6f/%.6f sec out of %d\n", "childwrite_latency MIN/AVG/MAX", s->childwrite_latency.min, s->childwrite_latency.num?s->childwrite_latency.total/s->childwrite_latency.num:0.0, s->childwrite_latency.max, s->childwrite_latency.num);
 483         }
 484
 485         talloc_free(tmp_ctx);
 486 }
 487
 488 /*
 489   display remote ctdb statistics combined from all nodes
 490  */
 491 static int control_statistics_all(struct ctdb_context *ctdb)
 492 {
 493         int ret, i;
 494         struct ctdb_statistics statistics;
 495         uint32_t *nodes;
 496         uint32_t num_nodes;
 497
 498         nodes = ctdb_get_connected_nodes(ctdb, TIMELIMIT(), ctdb, &num_nodes);
 499         CTDB_NO_MEMORY(ctdb, nodes);
 500
 501         ZERO_STRUCT(statistics);
 502
 503         for (i=0;i<num_nodes;i++) {
 504                 struct ctdb_statistics s1;
 505                 int j;
 506                 uint32_t *v1 = (uint32_t *)&s1;
 507                 uint32_t *v2 = (uint32_t *)&statistics;
 508                 uint32_t num_ints =
 509                         offsetof(struct ctdb_statistics, __last_counter) / sizeof(uint32_t);
 510                 ret = ctdb_ctrl_statistics(ctdb, nodes[i], &s1);
 511                 if (ret != 0) {
 512                         DEBUG(DEBUG_ERR, ("Unable to get statistics from node %u\n", nodes[i]));
 513                         return ret;
 514                 }
 515                 for (j=0;j<num_ints;j++) {
 516                         v2[j] += v1[j];
 517                 }
 518                 statistics.max_hop_count =
 519                         MAX(statistics.max_hop_count, s1.max_hop_count);
 520                 statistics.call_latency.max =
 521                         MAX(statistics.call_latency.max, s1.call_latency.max);
 522         }
 523         talloc_free(nodes);
 524         printf("Gathered statistics for %u nodes\n", num_nodes);
 525         show_statistics(&statistics, 1);
 526         return 0;
 527 }
 528
 529 /*
 530   display remote ctdb statistics
 531  */
 532 static int control_statistics(struct ctdb_context *ctdb, int argc, const char **argv)
 533 {
 534         int ret;
 535         struct ctdb_statistics statistics;
 536
 537         if (options.pnn == CTDB_BROADCAST_ALL) {
 538                 return control_statistics_all(ctdb);
 539         }
 540
 541         ret = ctdb_ctrl_statistics(ctdb, options.pnn, &statistics);
 542         if (ret != 0) {
 543                 DEBUG(DEBUG_ERR, ("Unable to get statistics from node %u\n", options.pnn));
 544                 return ret;
 545         }
 546         show_statistics(&statistics, 1);
 547         return 0;
 548 }
 549
 550
 551 /*
 552   reset remote ctdb statistics
 553  */
 554 static int control_statistics_reset(struct ctdb_context *ctdb, int argc, const char **argv)
 555 {
 556         int ret;
 557
 558         ret = ctdb_statistics_reset(ctdb, options.pnn);
 559         if (ret != 0) {
 560                 DEBUG(DEBUG_ERR, ("Unable to reset statistics on node %u\n", options.pnn));
 561                 return ret;
 562         }
 563         return 0;
 564 }
 565
 566
 567 /*
 568   display remote ctdb rolling statistics
 569  */
 570 static int control_stats(struct ctdb_context *ctdb, int argc, const char **argv)
 571 {
 572         int ret;
 573         struct ctdb_statistics_wire *stats;
 574         int i, num_records = -1;
 575
 576         if (argc ==1) {
 577                 num_records = atoi(argv[0]) - 1;
 578         }
 579
 580         ret = ctdb_ctrl_getstathistory(ctdb, TIMELIMIT(), options.pnn, ctdb, &stats);
 581         if (ret != 0) {
 582                 DEBUG(DEBUG_ERR, ("Unable to get rolling statistics from node %u\n", options.pnn));
 583                 return ret;
 584         }
 585         for (i=0;i<stats->num;i++) {
 586                 if (stats->stats[i].statistics_start_time.tv_sec == 0) {
 587                         continue;
 588                 }
 589                 show_statistics(&stats->stats[i], i==0);
 590                 if (i == num_records) {
 591                         break;
 592                 }
 593         }
 594         return 0;
 595 }
 596
 597
 598 /*
 599   display remote ctdb db statistics
 600  */
 601 static int control_dbstatistics(struct ctdb_context *ctdb, int argc, const char **argv)
 602 {
 603         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
 604         struct ctdb_db_statistics *dbstat;
 605         int i;
 606         uint32_t db_id;
 607
 608         if (argc < 1) {
 609                 usage();
 610         }
 611
 612         if (!db_exists(ctdb, argv[0], &db_id, NULL)) {
 613                 return -1;
 614         }
 615
 616         if (!ctdb_getdbstat(ctdb_connection, options.pnn, db_id, &dbstat)) {
 617                 DEBUG(DEBUG_ERR,("Failed to read db statistics from node\n"));
 618                 talloc_free(tmp_ctx);
 619                 return -1;
 620         }
 621
 622         printf("DB Statistics:\n");
 623         printf(" %*s%-22s%*s%10u\n", 0, "", "ro_delegations", 4, "",
 624                 dbstat->db_ro_delegations);
 625         printf(" %*s%-22s%*s%10u\n", 0, "", "ro_revokes", 4, "",
 626                 dbstat->db_ro_delegations);
 627         printf(" %s\n", "locks");
 628         printf(" %*s%-22s%*s%10u\n", 4, "", "total", 0, "",
 629                 dbstat->locks.num_calls);
 630         printf(" %*s%-22s%*s%10u\n", 4, "", "failed", 0, "",
 631                 dbstat->locks.num_failed);
 632         printf(" %*s%-22s%*s%10u\n", 4, "", "current", 0, "",
 633                 dbstat->locks.num_current);
 634         printf(" %*s%-22s%*s%10u\n", 4, "", "pending", 0, "",
 635                 dbstat->locks.num_pending);
 636         printf(" %-30s     %.6f/%.6f/%.6f sec out of %d\n",
 637                 "    latency_ctdbd  MIN/AVG/MAX",
 638                 dbstat->locks.latency.min,
 639                 (dbstat->locks.latency.num ?
 640                  dbstat->locks.latency.total /dbstat->locks.latency.num :
 641                  0.0),
 642                 dbstat->locks.latency.max,
 643                 dbstat->locks.latency.num);
 644         printf(" %s", "    buckets:");
 645         for (i=0; i<MAX_COUNT_BUCKETS; i++) {
 646                 printf(" %d", dbstat->hop_count_bucket[i]);
 647         }
 648         printf("\n");
 649         printf("Num Hot Keys:     %d\n", dbstat->num_hot_keys);
 650         for (i = 0; i < dbstat->num_hot_keys; i++) {
 651                 int j;
 652                 printf("Count:%d Key:", dbstat->hot_keys[i].count);
 653                 for (j = 0; j < dbstat->hot_keys[i].key.dsize; j++) {
 654                         printf("%02x", dbstat->hot_keys[i].key.dptr[j]&0xff);
 655                 }
 656                 printf("\n");
 657         }
 658
 659         ctdb_free_dbstat(dbstat);
 660         return 0;
 661 }
 662
 663 /*
 664   display uptime of remote node
 665  */
 666 static int control_uptime(struct ctdb_context *ctdb, int argc, const char **argv)
 667 {
 668         int ret;
 669         struct ctdb_uptime *uptime = NULL;
 670         int tmp, days, hours, minutes, seconds;
 671
 672         ret = ctdb_ctrl_uptime(ctdb, ctdb, TIMELIMIT(), options.pnn, &uptime);
 673         if (ret != 0) {
 674                 DEBUG(DEBUG_ERR, ("Unable to get uptime from node %u\n", options.pnn));
 675                 return ret;
 676         }
 677
 678         if (options.machinereadable){
 679                 printf(":Current Node Time:Ctdb Start Time:Last Recovery/Failover Time:Last Recovery/IPFailover Duration:\n");
 680                 printf(":%u:%u:%u:%lf\n",
 681                         (unsigned int)uptime->current_time.tv_sec,
 682                         (unsigned int)uptime->ctdbd_start_time.tv_sec,
 683                         (unsigned int)uptime->last_recovery_finished.tv_sec,
 684                         timeval_delta(&uptime->last_recovery_finished,
 685                                       &uptime->last_recovery_started)
 686                 );
 687                 return 0;
 688         }
 689
 690         printf("Current time of node          :                %s", ctime(&uptime->current_time.tv_sec));
 691
 692         tmp = uptime->current_time.tv_sec - uptime->ctdbd_start_time.tv_sec;
 693         seconds = tmp%60;
 694         tmp    /= 60;
 695         minutes = tmp%60;
 696         tmp    /= 60;
 697         hours   = tmp%24;
 698         tmp    /= 24;
 699         days    = tmp;
 700         printf("Ctdbd start time              : (%03d %02d:%02d:%02d) %s", days, hours, minutes, seconds, ctime(&uptime->ctdbd_start_time.tv_sec));
 701
 702         tmp = uptime->current_time.tv_sec - uptime->last_recovery_finished.tv_sec;
 703         seconds = tmp%60;
 704         tmp    /= 60;
 705         minutes = tmp%60;
 706         tmp    /= 60;
 707         hours   = tmp%24;
 708         tmp    /= 24;
 709         days    = tmp;
 710         printf("Time of last recovery/failover: (%03d %02d:%02d:%02d) %s", days, hours, minutes, seconds, ctime(&uptime->last_recovery_finished.tv_sec));
 711
 712         printf("Duration of last recovery/failover: %lf seconds\n",
 713                 timeval_delta(&uptime->last_recovery_finished,
 714                               &uptime->last_recovery_started));
 715
 716         return 0;
 717 }
 718
 719 /*
 720   show the PNN of the current node
 721  */
 722 static int control_pnn(struct ctdb_context *ctdb, int argc, const char **argv)
 723 {
 724         uint32_t mypnn;
 725         bool ret;
 726
 727         ret = ctdb_getpnn(ctdb_connection, options.pnn, &mypnn);
 728         if (!ret) {
 729                 DEBUG(DEBUG_ERR, ("Unable to get pnn from node."));
 730                 return -1;
 731         }
 732
 733         printf("PNN:%d\n", mypnn);
 734         return 0;
 735 }
 736
 737
 738 struct pnn_node {
 739         struct pnn_node *next;
 740         const char *addr;
 741         int pnn;
 742 };
 743
 744 static struct pnn_node *read_nodes_file(TALLOC_CTX *mem_ctx)
 745 {
 746         const char *nodes_list;
 747         int nlines;
 748         char **lines;
 749         int i, pnn;
 750         struct pnn_node *pnn_nodes = NULL;
 751         struct pnn_node *pnn_node;
 752         struct pnn_node *tmp_node;
 753
 754         /* read the nodes file */
 755         nodes_list = getenv("CTDB_NODES");
 756         if (nodes_list == NULL) {
 757                 nodes_list = "/etc/ctdb/nodes";
 758         }
 759         lines = file_lines_load(nodes_list, &nlines, mem_ctx);
 760         if (lines == NULL) {
 761                 return NULL;
 762         }
 763         while (nlines > 0 && strcmp(lines[nlines-1], "") == 0) {
 764                 nlines--;
 765         }
 766         for (i=0, pnn=0; i<nlines; i++) {
 767                 char *node;
 768
 769                 node = lines[i];
 770                 /* strip leading spaces */
 771                 while((*node == ' ') || (*node == '\t')) {
 772                         node++;
 773                 }
 774                 if (*node == '#') {
 775                         pnn++;
 776                         continue;
 777                 }
 778                 if (strcmp(node, "") == 0) {
 779                         continue;
 780                 }
 781                 pnn_node = talloc(mem_ctx, struct pnn_node);
 782                 pnn_node->pnn = pnn++;
 783                 pnn_node->addr = talloc_strdup(pnn_node, node);
 784                 pnn_node->next = pnn_nodes;
 785                 pnn_nodes = pnn_node;
 786         }
 787
 788         /* swap them around so we return them in incrementing order */
 789         pnn_node = pnn_nodes;
 790         pnn_nodes = NULL;
 791         while (pnn_node) {
 792                 tmp_node = pnn_node;
 793                 pnn_node = pnn_node->next;
 794
 795                 tmp_node->next = pnn_nodes;
 796                 pnn_nodes = tmp_node;
 797         }
 798
 799         return pnn_nodes;
 800 }
 801
 802 /*
 803   show the PNN of the current node
 804   discover the pnn by loading the nodes file and try to bind to all
 805   addresses one at a time until the ip address is found.
 806  */
 807 static int control_xpnn(struct ctdb_context *ctdb, int argc, const char **argv)
 808 {
 809         TALLOC_CTX *mem_ctx = talloc_new(NULL);
 810         struct pnn_node *pnn_nodes;
 811         struct pnn_node *pnn_node;
 812
 813         pnn_nodes = read_nodes_file(mem_ctx);
 814         if (pnn_nodes == NULL) {
 815                 DEBUG(DEBUG_ERR,("Failed to read nodes file\n"));
 816                 talloc_free(mem_ctx);
 817                 return -1;
 818         }
 819
 820         for(pnn_node=pnn_nodes;pnn_node;pnn_node=pnn_node->next) {
 821                 ctdb_sock_addr addr;
 822
 823                 if (parse_ip(pnn_node->addr, NULL, 63999, &addr) == 0) {
 824                         DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s' in nodes file\n", pnn_node->addr));
 825                         talloc_free(mem_ctx);
 826                         return -1;
 827                 }
 828
 829                 if (ctdb_sys_have_ip(&addr)) {
 830                         printf("PNN:%d\n", pnn_node->pnn);
 831                         talloc_free(mem_ctx);
 832                         return 0;
 833                 }
 834         }
 835
 836         printf("Failed to detect which PNN this node is\n");
 837         talloc_free(mem_ctx);
 838         return -1;
 839 }
 840
 841 /* Helpers for ctdb status
 842  */
 843 static bool is_partially_online(struct ctdb_node_and_flags *node)
 844 {
 845         int j;
 846         bool ret = false;
 847
 848         if (node->flags == 0) {
 849                 struct ctdb_ifaces_list *ifaces;
 850
 851                 if (ctdb_getifaces(ctdb_connection, node->pnn, &ifaces)) {
 852                         for (j=0; j < ifaces->num; j++) {
 853                                 if (ifaces->ifaces[j].link_state != 0) {
 854                                         continue;
 855                                 }
 856                                 ret = true;
 857                                 break;
 858                         }
 859                         ctdb_free_ifaces(ifaces);
 860                 }
 861         }
 862
 863         return ret;
 864 }
 865
 866 static void control_status_header_machine(void)
 867 {
 868         printf(":Node:IP:Disconnected:Banned:Disabled:Unhealthy:Stopped"
 869                ":Inactive:PartiallyOnline:ThisNode:\n");
 870 }
 871
 872 static int control_status_1_machine(int mypnn, struct ctdb_node_and_flags *node)
 873 {
 874         printf(":%d:%s:%d:%d:%d:%d:%d:%d:%d:%c:\n", node->pnn,
 875                ctdb_addr_to_str(&node->addr),
 876                !!(node->flags&NODE_FLAGS_DISCONNECTED),
 877                !!(node->flags&NODE_FLAGS_BANNED),
 878                !!(node->flags&NODE_FLAGS_PERMANENTLY_DISABLED),
 879                !!(node->flags&NODE_FLAGS_UNHEALTHY),
 880                !!(node->flags&NODE_FLAGS_STOPPED),
 881                !!(node->flags&NODE_FLAGS_INACTIVE),
 882                is_partially_online(node) ? 1 : 0,
 883                (node->pnn == mypnn)?'Y':'N');
 884
 885         return node->flags;
 886 }
 887
 888 static int control_status_1_human(int mypnn, struct ctdb_node_and_flags *node)
 889 {
 890        printf("pnn:%d %-16s %s%s\n", node->pnn,
 891               ctdb_addr_to_str(&node->addr),
 892               is_partially_online(node) ? "PARTIALLYONLINE" : pretty_print_flags(node->flags),
 893               node->pnn == mypnn?" (THIS NODE)":"");
 894
 895        return node->flags;
 896 }
 897
 898 /*
 899   display remote ctdb status
 900  */
 901 static int control_status(struct ctdb_context *ctdb, int argc, const char **argv)
 902 {
 903         int i;
 904         struct ctdb_vnn_map *vnnmap=NULL;
 905         struct ctdb_node_map *nodemap=NULL;
 906         uint32_t recmode, recmaster, mypnn;
 907
 908         if (!ctdb_getpnn(ctdb_connection, options.pnn, &mypnn)) {
 909                 return -1;
 910         }
 911
 912         if (!ctdb_getnodemap(ctdb_connection, options.pnn, &nodemap)) {
 913                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
 914                 return -1;
 915         }
 916
 917         if (options.machinereadable) {
 918                 control_status_header_machine();
 919                 for (i=0;i<nodemap->num;i++) {
 920                         if (nodemap->nodes[i].flags & NODE_FLAGS_DELETED) {
 921                                 continue;
 922                         }
 923                         (void) control_status_1_machine(mypnn,
 924                                                         &nodemap->nodes[i]);
 925                 }
 926                 return 0;
 927         }
 928
 929         printf("Number of nodes:%d\n", nodemap->num);
 930         for(i=0;i<nodemap->num;i++){
 931                 if (nodemap->nodes[i].flags & NODE_FLAGS_DELETED) {
 932                         continue;
 933                 }
 934                 (void) control_status_1_human(mypnn, &nodemap->nodes[i]);
 935         }
 936
 937         if (!ctdb_getvnnmap(ctdb_connection, options.pnn, &vnnmap)) {
 938                 DEBUG(DEBUG_ERR, ("Unable to get vnnmap from node %u\n", options.pnn));
 939                 return -1;
 940         }
 941         if (vnnmap->generation == INVALID_GENERATION) {
 942                 printf("Generation:INVALID\n");
 943         } else {
 944                 printf("Generation:%d\n",vnnmap->generation);
 945         }
 946         printf("Size:%d\n",vnnmap->size);
 947         for(i=0;i<vnnmap->size;i++){
 948                 printf("hash:%d lmaster:%d\n", i, vnnmap->map[i]);
 949         }
 950         ctdb_free_vnnmap(vnnmap);
 951
 952         if (!ctdb_getrecmode(ctdb_connection, options.pnn, &recmode)) {
 953                 DEBUG(DEBUG_ERR, ("Unable to get recmode from node %u\n", options.pnn));
 954                 return -1;
 955         }
 956         printf("Recovery mode:%s (%d)\n",recmode==CTDB_RECOVERY_NORMAL?"NORMAL":"RECOVERY",recmode);
 957
 958         if (!ctdb_getrecmaster(ctdb_connection, options.pnn, &recmaster)) {
 959                 DEBUG(DEBUG_ERR, ("Unable to get recmaster from node %u\n", options.pnn));
 960                 return -1;
 961         }
 962         printf("Recovery master:%d\n",recmaster);
 963
 964         return 0;
 965 }
 966
 967 static int control_nodestatus(struct ctdb_context *ctdb, int argc, const char **argv)
 968 {
 969         int i, ret;
 970         struct ctdb_node_map *nodemap=NULL;
 971         uint32_t * nodes;
 972         uint32_t pnn_mode, mypnn;
 973
 974         if (argc > 1) {
 975                 usage();
 976         }
 977
 978         if (!parse_nodestring(ctdb, argc == 1 ? argv[0] : NULL,
 979                               options.pnn, true, &nodes, &pnn_mode)) {
 980                 return -1;
 981         }
 982
 983         if (options.machinereadable) {
 984                 control_status_header_machine();
 985         } else if (pnn_mode == CTDB_BROADCAST_ALL) {
 986                 printf("Number of nodes:%d\n", (int) talloc_array_length(nodes));
 987         }
 988
 989         if (!ctdb_getpnn(ctdb_connection, options.pnn, &mypnn)) {
 990                 DEBUG(DEBUG_ERR, ("Unable to get PNN from local node\n"));
 991                 return -1;
 992         }
 993
 994         if (!ctdb_getnodemap(ctdb_connection, options.pnn, &nodemap)) {
 995                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
 996                 return -1;
 997         }
 998
 999         ret = 0;
1000
1001         for (i = 0; i < talloc_array_length(nodes); i++) {
1002                 if (options.machinereadable) {
1003                         ret |= control_status_1_machine(mypnn,
1004                                                         &nodemap->nodes[nodes[i]]);
1005                 } else {
1006                         ret |= control_status_1_human(mypnn,
1007                                                       &nodemap->nodes[nodes[i]]);
1008                 }
1009         }
1010         return ret;
1011 }
1012
1013 struct natgw_node {
1014         struct natgw_node *next;
1015         const char *addr;
1016 };
1017
1018 static int find_natgw(struct ctdb_context *ctdb,
1019                        struct ctdb_node_map *nodemap, uint32_t flags,
1020                        uint32_t *pnn, const char **ip)
1021 {
1022         int i;
1023         uint32_t capabilities;
1024
1025         for (i=0;i<nodemap->num;i++) {
1026                 if (!(nodemap->nodes[i].flags & flags)) {
1027                         if (!ctdb_getcapabilities(ctdb_connection, nodemap->nodes[i].pnn, &capabilities)) {
1028                                 DEBUG(DEBUG_ERR, ("Unable to get capabilities from node %u\n", nodemap->nodes[i].pnn));
1029                                 return -1;
1030                         }
1031                         if (!(capabilities&CTDB_CAP_NATGW)) {
1032                                 continue;
1033                         }
1034                         *pnn = nodemap->nodes[i].pnn;
1035                         *ip = ctdb_addr_to_str(&nodemap->nodes[i].addr);
1036                         return 0;
1037                 }
1038         }
1039
1040         return 2; /* matches ENOENT */
1041 }
1042
1043 /*
1044   display the list of nodes belonging to this natgw configuration
1045  */
1046 static int control_natgwlist(struct ctdb_context *ctdb, int argc, const char **argv)
1047 {
1048         int i, ret;
1049         const char *natgw_list;
1050         int nlines;
1051         char **lines;
1052         struct natgw_node *natgw_nodes = NULL;
1053         struct natgw_node *natgw_node;
1054         struct ctdb_node_map *nodemap=NULL;
1055         uint32_t mypnn, pnn;
1056         const char *ip;
1057
1058         /* When we have some nodes that could be the NATGW, make a
1059          * series of attempts to find the first node that doesn't have
1060          * certain status flags set.
1061          */
1062         uint32_t exclude_flags[] = {
1063                 /* Look for a nice healthy node */
1064                 NODE_FLAGS_DISCONNECTED|NODE_FLAGS_STOPPED|NODE_FLAGS_DELETED|NODE_FLAGS_BANNED|NODE_FLAGS_UNHEALTHY,
1065                 /* If not found, an UNHEALTHY/BANNED node will do */
1066                 NODE_FLAGS_DISCONNECTED|NODE_FLAGS_STOPPED|NODE_FLAGS_DELETED,
1067                 /* If not found, a STOPPED node will do */
1068                 NODE_FLAGS_DISCONNECTED|NODE_FLAGS_DELETED,
1069                 0,
1070         };
1071
1072         /* read the natgw nodes file into a linked list */
1073         natgw_list = getenv("CTDB_NATGW_NODES");
1074         if (natgw_list == NULL) {
1075                 natgw_list = "/etc/ctdb/natgw_nodes";
1076         }
1077         lines = file_lines_load(natgw_list, &nlines, ctdb);
1078         if (lines == NULL) {
1079                 ctdb_set_error(ctdb, "Failed to load natgw node list '%s'\n", natgw_list);
1080                 return -1;
1081         }
1082         for (i=0;i<nlines;i++) {
1083                 char *node;
1084
1085                 node = lines[i];
1086                 /* strip leading spaces */
1087                 while((*node == ' ') || (*node == '\t')) {
1088                         node++;
1089                 }
1090                 if (*node == '#') {
1091                         continue;
1092                 }
1093                 if (strcmp(node, "") == 0) {
1094                         continue;
1095                 }
1096                 natgw_node = talloc(ctdb, struct natgw_node);
1097                 natgw_node->addr = talloc_strdup(natgw_node, node);
1098                 CTDB_NO_MEMORY(ctdb, natgw_node->addr);
1099                 natgw_node->next = natgw_nodes;
1100                 natgw_nodes = natgw_node;
1101         }
1102
1103         if (!ctdb_getnodemap(ctdb_connection, CTDB_CURRENT_NODE, &nodemap)) {
1104                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node.\n"));
1105                 return -1;
1106         }
1107
1108         /* Trim the nodemap so it only includes connected nodes in the
1109          * current natgw group.
1110          */
1111         i=0;
1112         while(i<nodemap->num) {
1113                 for(natgw_node=natgw_nodes;natgw_node;natgw_node=natgw_node->next) {
1114                         if (!strcmp(natgw_node->addr, ctdb_addr_to_str(&nodemap->nodes[i].addr))) {
1115                                 break;
1116                         }
1117                 }
1118
1119                 /* this node was not in the natgw so we just remove it from
1120                  * the list
1121                  */
1122                 if ((natgw_node == NULL)
1123                 ||  (nodemap->nodes[i].flags & NODE_FLAGS_DISCONNECTED) ) {
1124                         int j;
1125
1126                         for (j=i+1; j<nodemap->num; j++) {
1127                                 nodemap->nodes[j-1] = nodemap->nodes[j];
1128                         }
1129                         nodemap->num--;
1130                         continue;
1131                 }
1132
1133                 i++;
1134         }
1135
1136         ret = 2; /* matches ENOENT */
1137         pnn = -1;
1138         ip = "0.0.0.0";
1139         for (i = 0; exclude_flags[i] != 0; i++) {
1140                 ret = find_natgw(ctdb, nodemap,
1141                                  exclude_flags[i],
1142                                  &pnn, &ip);
1143                 if (ret == -1) {
1144                         goto done;
1145                 }
1146                 if (ret == 0) {
1147                         break;
1148                 }
1149         }
1150
1151         if (options.machinereadable) {
1152                 printf(":Node:IP:\n");
1153                 printf(":%d:%s:\n", pnn, ip);
1154         } else {
1155                 printf("%d %s\n", pnn, ip);
1156         }
1157
1158         /* print the pruned list of nodes belonging to this natgw list */
1159         if (!ctdb_getpnn(ctdb_connection, options.pnn, &mypnn)) {
1160                 DEBUG(DEBUG_NOTICE, ("Unable to get PNN from node %u\n", options.pnn));
1161                 /* This is actually harmless and will only result in
1162                  * the "this node" indication being missing
1163                  */
1164                 mypnn = -1;
1165         }
1166         if (options.machinereadable) {
1167                 control_status_header_machine();
1168         } else {
1169                 printf("Number of nodes:%d\n", nodemap->num);
1170         }
1171         for(i=0;i<nodemap->num;i++){
1172                 if (nodemap->nodes[i].flags & NODE_FLAGS_DELETED) {
1173                         continue;
1174                 }
1175                 if (options.machinereadable) {
1176                         control_status_1_machine(mypnn, &(nodemap->nodes[i]));
1177                 } else {
1178                         control_status_1_human(mypnn, &(nodemap->nodes[i]));
1179                 }
1180         }
1181
1182 done:
1183         ctdb_free_nodemap(nodemap);
1184         return ret;
1185 }
1186
1187 /*
1188   display the status of the scripts for monitoring (or other events)
1189  */
1190 static int control_one_scriptstatus(struct ctdb_context *ctdb,
1191                                     enum ctdb_eventscript_call type)
1192 {
1193         struct ctdb_scripts_wire *script_status;
1194         int ret, i;
1195
1196         ret = ctdb_ctrl_getscriptstatus(ctdb, TIMELIMIT(), options.pnn, ctdb, type, &script_status);
1197         if (ret != 0) {
1198                 DEBUG(DEBUG_ERR, ("Unable to get script status from node %u\n", options.pnn));
1199                 return ret;
1200         }
1201
1202         if (script_status == NULL) {
1203                 if (!options.machinereadable) {
1204                         printf("%s cycle never run\n",
1205                                ctdb_eventscript_call_names[type]);
1206                 }
1207                 return 0;
1208         }
1209
1210         if (!options.machinereadable) {
1211                 printf("%d scripts were executed last %s cycle\n",
1212                        script_status->num_scripts,
1213                        ctdb_eventscript_call_names[type]);
1214         }
1215         for (i=0; i<script_status->num_scripts; i++) {
1216                 const char *status = NULL;
1217
1218                 switch (script_status->scripts[i].status) {
1219                 case -ETIME:
1220                         status = "TIMEDOUT";
1221                         break;
1222                 case -ENOEXEC:
1223                         status = "DISABLED";
1224                         break;
1225                 case 0:
1226                         status = "OK";
1227                         break;
1228                 default:
1229                         if (script_status->scripts[i].status > 0)
1230                                 status = "ERROR";
1231                         break;
1232                 }
1233                 if (options.machinereadable) {
1234                         printf(":%s:%s:%i:%s:%lu.%06lu:%lu.%06lu:%s:\n",
1235                                ctdb_eventscript_call_names[type],
1236                                script_status->scripts[i].name,
1237                                script_status->scripts[i].status,
1238                                status,
1239                                (long)script_status->scripts[i].start.tv_sec,
1240                                (long)script_status->scripts[i].start.tv_usec,
1241                                (long)script_status->scripts[i].finished.tv_sec,
1242                                (long)script_status->scripts[i].finished.tv_usec,
1243                                script_status->scripts[i].output);
1244                         continue;
1245                 }
1246                 if (status)
1247                         printf("%-20s Status:%s    ",
1248                                script_status->scripts[i].name, status);
1249                 else
1250                         /* Some other error, eg from stat. */
1251                         printf("%-20s Status:CANNOT RUN (%s)",
1252                                script_status->scripts[i].name,
1253                                strerror(-script_status->scripts[i].status));
1254
1255                 if (script_status->scripts[i].status >= 0) {
1256                         printf("Duration:%.3lf ",
1257                         timeval_delta(&script_status->scripts[i].finished,
1258                               &script_status->scripts[i].start));
1259                 }
1260                 if (script_status->scripts[i].status != -ENOEXEC) {
1261                         printf("%s",
1262                                ctime(&script_status->scripts[i].start.tv_sec));
1263                         if (script_status->scripts[i].status != 0) {
1264                                 printf("   OUTPUT:%s\n",
1265                                        script_status->scripts[i].output);
1266                         }
1267                 } else {
1268                         printf("\n");
1269                 }
1270         }
1271         return 0;
1272 }
1273
1274
1275 static int control_scriptstatus(struct ctdb_context *ctdb,
1276                                 int argc, const char **argv)
1277 {
1278         int ret;
1279         enum ctdb_eventscript_call type, min, max;
1280         const char *arg;
1281
1282         if (argc > 1) {
1283                 DEBUG(DEBUG_ERR, ("Unknown arguments to scriptstatus\n"));
1284                 return -1;
1285         }
1286
1287         if (argc == 0)
1288                 arg = ctdb_eventscript_call_names[CTDB_EVENT_MONITOR];
1289         else
1290                 arg = argv[0];
1291
1292         for (type = 0; type < CTDB_EVENT_MAX; type++) {
1293                 if (strcmp(arg, ctdb_eventscript_call_names[type]) == 0) {
1294                         min = type;
1295                         max = type+1;
1296                         break;
1297                 }
1298         }
1299         if (type == CTDB_EVENT_MAX) {
1300                 if (strcmp(arg, "all") == 0) {
1301                         min = 0;
1302                         max = CTDB_EVENT_MAX;
1303                 } else {
1304                         DEBUG(DEBUG_ERR, ("Unknown event type %s\n", argv[0]));
1305                         return -1;
1306                 }
1307         }
1308
1309         if (options.machinereadable) {
1310                 printf(":Type:Name:Code:Status:Start:End:Error Output...:\n");
1311         }
1312
1313         for (type = min; type < max; type++) {
1314                 ret = control_one_scriptstatus(ctdb, type);
1315                 if (ret != 0) {
1316                         return ret;
1317                 }
1318         }
1319
1320         return 0;
1321 }
1322
1323 /*
1324   enable an eventscript
1325  */
1326 static int control_enablescript(struct ctdb_context *ctdb, int argc, const char **argv)
1327 {
1328         int ret;
1329
1330         if (argc < 1) {
1331                 usage();
1332         }
1333
1334         ret = ctdb_ctrl_enablescript(ctdb, TIMELIMIT(), options.pnn, argv[0]);
1335         if (ret != 0) {
1336           DEBUG(DEBUG_ERR, ("Unable to enable script %s on node %u\n", argv[0], options.pnn));
1337                 return ret;
1338         }
1339
1340         return 0;
1341 }
1342
1343 /*
1344   disable an eventscript
1345  */
1346 static int control_disablescript(struct ctdb_context *ctdb, int argc, const char **argv)
1347 {
1348         int ret;
1349
1350         if (argc < 1) {
1351                 usage();
1352         }
1353
1354         ret = ctdb_ctrl_disablescript(ctdb, TIMELIMIT(), options.pnn, argv[0]);
1355         if (ret != 0) {
1356           DEBUG(DEBUG_ERR, ("Unable to disable script %s on node %u\n", argv[0], options.pnn));
1357                 return ret;
1358         }
1359
1360         return 0;
1361 }
1362
1363 /*
1364   display the pnn of the recovery master
1365  */
1366 static int control_recmaster(struct ctdb_context *ctdb, int argc, const char **argv)
1367 {
1368         uint32_t recmaster;
1369
1370         if (!ctdb_getrecmaster(ctdb_connection, options.pnn, &recmaster)) {
1371                 DEBUG(DEBUG_ERR, ("Unable to get recmaster from node %u\n", options.pnn));
1372                 return -1;
1373         }
1374         printf("%d\n",recmaster);
1375
1376         return 0;
1377 }
1378
1379 /*
1380   add a tickle to a public address
1381  */
1382 static int control_add_tickle(struct ctdb_context *ctdb, int argc, const char **argv)
1383 {
1384         struct ctdb_tcp_connection t;
1385         TDB_DATA data;
1386         int ret;
1387
1388         if (argc < 2) {
1389                 usage();
1390         }
1391
1392         if (parse_ip_port(argv[0], &t.src_addr) == 0) {
1393                 DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s'\n", argv[0]));
1394                 return -1;
1395         }
1396         if (parse_ip_port(argv[1], &t.dst_addr) == 0) {
1397                 DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s'\n", argv[1]));
1398                 return -1;
1399         }
1400
1401         data.dptr = (uint8_t *)&t;
1402         data.dsize = sizeof(t);
1403
1404         /* tell all nodes about this tcp connection */
1405         ret = ctdb_control(ctdb, options.pnn, 0, CTDB_CONTROL_TCP_ADD_DELAYED_UPDATE,
1406                            0, data, ctdb, NULL, NULL, NULL, NULL);
1407         if (ret != 0) {
1408                 DEBUG(DEBUG_ERR,("Failed to add tickle\n"));
1409                 return -1;
1410         }
1411
1412         return 0;
1413 }
1414
1415
1416 /*
1417   delete a tickle from a node
1418  */
1419 static int control_del_tickle(struct ctdb_context *ctdb, int argc, const char **argv)
1420 {
1421         struct ctdb_tcp_connection t;
1422         TDB_DATA data;
1423         int ret;
1424
1425         if (argc < 2) {
1426                 usage();
1427         }
1428
1429         if (parse_ip_port(argv[0], &t.src_addr) == 0) {
1430                 DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s'\n", argv[0]));
1431                 return -1;
1432         }
1433         if (parse_ip_port(argv[1], &t.dst_addr) == 0) {
1434                 DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s'\n", argv[1]));
1435                 return -1;
1436         }
1437
1438         data.dptr = (uint8_t *)&t;
1439         data.dsize = sizeof(t);
1440
1441         /* tell all nodes about this tcp connection */
1442         ret = ctdb_control(ctdb, options.pnn, 0, CTDB_CONTROL_TCP_REMOVE,
1443                            0, data, ctdb, NULL, NULL, NULL, NULL);
1444         if (ret != 0) {
1445                 DEBUG(DEBUG_ERR,("Failed to remove tickle\n"));
1446                 return -1;
1447         }
1448
1449         return 0;
1450 }
1451
1452
1453 /*
1454   get a list of all tickles for this pnn
1455  */
1456 static int control_get_tickles(struct ctdb_context *ctdb, int argc, const char **argv)
1457 {
1458         struct ctdb_control_tcp_tickle_list *list;
1459         ctdb_sock_addr addr;
1460         int i, ret;
1461         unsigned port = 0;
1462
1463         if (argc < 1) {
1464                 usage();
1465         }
1466
1467         if (argc == 2) {
1468                 port = atoi(argv[1]);
1469         }
1470
1471         if (parse_ip(argv[0], NULL, 0, &addr) == 0) {
1472                 DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s'\n", argv[0]));
1473                 return -1;
1474         }
1475
1476         ret = ctdb_ctrl_get_tcp_tickles(ctdb, TIMELIMIT(), options.pnn, ctdb, &addr, &list);
1477         if (ret == -1) {
1478                 DEBUG(DEBUG_ERR, ("Unable to list tickles\n"));
1479                 return -1;
1480         }
1481
1482         if (options.machinereadable){
1483                 printf(":source ip:port:destination ip:port:\n");
1484                 for (i=0;i<list->tickles.num;i++) {
1485                         if (port && port != ntohs(list->tickles.connections[i].dst_addr.ip.sin_port)) {
1486                                 continue;
1487                         }
1488                         printf(":%s:%u", ctdb_addr_to_str(&list->tickles.connections[i].src_addr), ntohs(list->tickles.connections[i].src_addr.ip.sin_port));
1489                         printf(":%s:%u:\n", ctdb_addr_to_str(&list->tickles.connections[i].dst_addr), ntohs(list->tickles.connections[i].dst_addr.ip.sin_port));
1490                 }
1491         } else {
1492                 printf("Tickles for ip:%s\n", ctdb_addr_to_str(&list->addr));
1493                 printf("Num tickles:%u\n", list->tickles.num);
1494                 for (i=0;i<list->tickles.num;i++) {
1495                         if (port && port != ntohs(list->tickles.connections[i].dst_addr.ip.sin_port)) {
1496                                 continue;
1497                         }
1498                         printf("SRC: %s:%u   ", ctdb_addr_to_str(&list->tickles.connections[i].src_addr), ntohs(list->tickles.connections[i].src_addr.ip.sin_port));
1499                         printf("DST: %s:%u\n", ctdb_addr_to_str(&list->tickles.connections[i].dst_addr), ntohs(list->tickles.connections[i].dst_addr.ip.sin_port));
1500                 }
1501         }
1502
1503         talloc_free(list);
1504
1505         return 0;
1506 }
1507
1508
1509 static int move_ip(struct ctdb_context *ctdb, ctdb_sock_addr *addr, uint32_t pnn)
1510 {
1511         struct ctdb_all_public_ips *ips;
1512         struct ctdb_public_ip ip;
1513         int i, ret;
1514         uint32_t *nodes;
1515         uint32_t disable_time;
1516         TDB_DATA data;
1517         struct ctdb_node_map *nodemap=NULL;
1518         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
1519
1520         disable_time = 30;
1521         data.dptr  = (uint8_t*)&disable_time;
1522         data.dsize = sizeof(disable_time);
1523         ret = ctdb_client_send_message(ctdb, CTDB_BROADCAST_CONNECTED, CTDB_SRVID_DISABLE_IP_CHECK, data);
1524         if (ret != 0) {
1525                 DEBUG(DEBUG_ERR,("Failed to send message to disable ipcheck\n"));
1526                 return -1;
1527         }
1528
1529
1530
1531         /* read the public ip list from the node */
1532         ret = ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), pnn, ctdb, &ips);
1533         if (ret != 0) {
1534                 DEBUG(DEBUG_ERR, ("Unable to get public ip list from node %u\n", pnn));
1535                 talloc_free(tmp_ctx);
1536                 return -1;
1537         }
1538
1539         for (i=0;i<ips->num;i++) {
1540                 if (ctdb_same_ip(addr, &ips->ips[i].addr)) {
1541                         break;
1542                 }
1543         }
1544         if (i==ips->num) {
1545                 DEBUG(DEBUG_ERR, ("Node %u can not host ip address '%s'\n",
1546                         pnn, ctdb_addr_to_str(addr)));
1547                 talloc_free(tmp_ctx);
1548                 return -1;
1549         }
1550
1551         ip.pnn  = pnn;
1552         ip.addr = *addr;
1553
1554         data.dptr  = (uint8_t *)&ip;
1555         data.dsize = sizeof(ip);
1556
1557         ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), options.pnn, tmp_ctx, &nodemap);
1558         if (ret != 0) {
1559                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
1560                 talloc_free(tmp_ctx);
1561                 return ret;
1562         }
1563
1564         nodes = list_of_active_nodes_except_pnn(ctdb, nodemap, tmp_ctx, pnn);
1565         ret = ctdb_client_async_control(ctdb, CTDB_CONTROL_RELEASE_IP,
1566                                         nodes, 0,
1567                                         LONGTIMELIMIT(),
1568                                         false, data,
1569                                         NULL, NULL,
1570                                         NULL);
1571         if (ret != 0) {
1572                 DEBUG(DEBUG_ERR,("Failed to release IP on nodes\n"));
1573                 talloc_free(tmp_ctx);
1574                 return -1;
1575         }
1576
1577         ret = ctdb_ctrl_takeover_ip(ctdb, LONGTIMELIMIT(), pnn, &ip);
1578         if (ret != 0) {
1579                 DEBUG(DEBUG_ERR,("Failed to take over IP on node %d\n", pnn));
1580                 talloc_free(tmp_ctx);
1581                 return -1;
1582         }
1583
1584         /* update the recovery daemon so it now knows to expect the new
1585            node assignment for this ip.
1586         */
1587         ret = ctdb_client_send_message(ctdb, CTDB_BROADCAST_CONNECTED, CTDB_SRVID_RECD_UPDATE_IP, data);
1588         if (ret != 0) {
1589                 DEBUG(DEBUG_ERR,("Failed to send message to update the ip on the recovery master.\n"));
1590                 return -1;
1591         }
1592
1593         talloc_free(tmp_ctx);
1594         return 0;
1595 }
1596
1597
1598 /*
1599  * scans all other nodes and returns a pnn for another node that can host this
1600  * ip address or -1
1601  */
1602 static int
1603 find_other_host_for_public_ip(struct ctdb_context *ctdb, ctdb_sock_addr *addr)
1604 {
1605         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
1606         struct ctdb_all_public_ips *ips;
1607         struct ctdb_node_map *nodemap=NULL;
1608         int i, j, ret;
1609
1610         ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, tmp_ctx, &nodemap);
1611         if (ret != 0) {
1612                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
1613                 talloc_free(tmp_ctx);
1614                 return ret;
1615         }
1616
1617         for(i=0;i<nodemap->num;i++){
1618                 if (nodemap->nodes[i].flags & NODE_FLAGS_INACTIVE) {
1619                         continue;
1620                 }
1621                 if (nodemap->nodes[i].pnn == options.pnn) {
1622                         continue;
1623                 }
1624
1625                 /* read the public ip list from this node */
1626                 ret = ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), nodemap->nodes[i].pnn, tmp_ctx, &ips);
1627                 if (ret != 0) {
1628                         DEBUG(DEBUG_ERR, ("Unable to get public ip list from node %u\n", nodemap->nodes[i].pnn));
1629                         return -1;
1630                 }
1631
1632                 for (j=0;j<ips->num;j++) {
1633                         if (ctdb_same_ip(addr, &ips->ips[j].addr)) {
1634                                 talloc_free(tmp_ctx);
1635                                 return nodemap->nodes[i].pnn;
1636                         }
1637                 }
1638                 talloc_free(ips);
1639         }
1640
1641         talloc_free(tmp_ctx);
1642         return -1;
1643 }
1644
1645 /* If pnn is -1 then try to find a node to move IP to... */
1646 static bool try_moveip(struct ctdb_context *ctdb, ctdb_sock_addr *addr, uint32_t pnn)
1647 {
1648         bool pnn_specified = (pnn == -1 ? false : true);
1649         int retries = 0;
1650
1651         while (retries < 5) {
1652                 if (!pnn_specified) {
1653                         pnn = find_other_host_for_public_ip(ctdb, addr);
1654                         if (pnn == -1) {
1655                                 return false;
1656                         }
1657                         DEBUG(DEBUG_NOTICE,
1658                               ("Trying to move public IP to node %u\n", pnn));
1659                 }
1660
1661                 if (move_ip(ctdb, addr, pnn) == 0) {
1662                         return true;
1663                 }
1664
1665                 sleep(3);
1666                 retries++;
1667         }
1668
1669         return false;
1670 }
1671
1672
1673 /*
1674   move/failover an ip address to a specific node
1675  */
1676 static int control_moveip(struct ctdb_context *ctdb, int argc, const char **argv)
1677 {
1678         uint32_t pnn;
1679         ctdb_sock_addr addr;
1680
1681         if (argc < 2) {
1682                 usage();
1683                 return -1;
1684         }
1685
1686         if (parse_ip(argv[0], NULL, 0, &addr) == 0) {
1687                 DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s'\n", argv[0]));
1688                 return -1;
1689         }
1690
1691
1692         if (sscanf(argv[1], "%u", &pnn) != 1) {
1693                 DEBUG(DEBUG_ERR, ("Badly formed pnn\n"));
1694                 return -1;
1695         }
1696
1697         if (!try_moveip(ctdb, &addr, pnn)) {
1698                 DEBUG(DEBUG_ERR,("Failed to move IP to node %d.\n", pnn));
1699                 return -1;
1700         }
1701
1702         return 0;
1703 }
1704
1705 static int rebalance_node(struct ctdb_context *ctdb, uint32_t pnn)
1706 {
1707         uint32_t recmaster;
1708         TDB_DATA data;
1709
1710         if (ctdb_ctrl_getrecmaster(ctdb, ctdb, TIMELIMIT(), pnn, &recmaster) != 0) {
1711                 DEBUG(DEBUG_ERR, ("Unable to get recmaster from node %u\n", pnn));
1712                 return -1;
1713         }
1714
1715         data.dptr  = (uint8_t *)&pnn;
1716         data.dsize = sizeof(uint32_t);
1717         if (ctdb_client_send_message(ctdb, recmaster, CTDB_SRVID_REBALANCE_NODE, data) != 0) {
1718                 DEBUG(DEBUG_ERR,("Failed to send message to force node reallocation\n"));
1719                 return -1;
1720         }
1721
1722         return 0;
1723 }
1724
1725
1726 /*
1727   rebalance a node by setting it to allow failback and triggering a
1728   takeover run
1729  */
1730 static int control_rebalancenode(struct ctdb_context *ctdb, int argc, const char **argv)
1731 {
1732         switch (options.pnn) {
1733         case CTDB_BROADCAST_ALL:
1734         case CTDB_CURRENT_NODE:
1735                 DEBUG(DEBUG_ERR,("You must specify a node number with -n <pnn> for the node to rebalance\n"));
1736                 return -1;
1737         }
1738
1739         return rebalance_node(ctdb, options.pnn);
1740 }
1741
1742
1743 static int rebalance_ip(struct ctdb_context *ctdb, ctdb_sock_addr *addr)
1744 {
1745         struct ctdb_public_ip ip;
1746         int ret;
1747         uint32_t *nodes;
1748         uint32_t disable_time;
1749         TDB_DATA data;
1750         struct ctdb_node_map *nodemap=NULL;
1751         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
1752
1753         disable_time = 30;
1754         data.dptr  = (uint8_t*)&disable_time;
1755         data.dsize = sizeof(disable_time);
1756         ret = ctdb_client_send_message(ctdb, CTDB_BROADCAST_CONNECTED, CTDB_SRVID_DISABLE_IP_CHECK, data);
1757         if (ret != 0) {
1758                 DEBUG(DEBUG_ERR,("Failed to send message to disable ipcheck\n"));
1759                 return -1;
1760         }
1761
1762         ip.pnn  = -1;
1763         ip.addr = *addr;
1764
1765         data.dptr  = (uint8_t *)&ip;
1766         data.dsize = sizeof(ip);
1767
1768         ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), options.pnn, tmp_ctx, &nodemap);
1769         if (ret != 0) {
1770                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
1771                 talloc_free(tmp_ctx);
1772                 return ret;
1773         }
1774
1775         nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
1776         ret = ctdb_client_async_control(ctdb, CTDB_CONTROL_RELEASE_IP,
1777                                         nodes, 0,
1778                                         LONGTIMELIMIT(),
1779                                         false, data,
1780                                         NULL, NULL,
1781                                         NULL);
1782         if (ret != 0) {
1783                 DEBUG(DEBUG_ERR,("Failed to release IP on nodes\n"));
1784                 talloc_free(tmp_ctx);
1785                 return -1;
1786         }
1787
1788         talloc_free(tmp_ctx);
1789         return 0;
1790 }
1791
1792 /*
1793   release an ip form all nodes and have it re-assigned by recd
1794  */
1795 static int control_rebalanceip(struct ctdb_context *ctdb, int argc, const char **argv)
1796 {
1797         ctdb_sock_addr addr;
1798
1799         if (argc < 1) {
1800                 usage();
1801                 return -1;
1802         }
1803
1804         if (parse_ip(argv[0], NULL, 0, &addr) == 0) {
1805                 DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s'\n", argv[0]));
1806                 return -1;
1807         }
1808
1809         if (rebalance_ip(ctdb, &addr) != 0) {
1810                 DEBUG(DEBUG_ERR,("Error when trying to reassign ip\n"));
1811                 return -1;
1812         }
1813
1814         return 0;
1815 }
1816
1817 static int getips_store_callback(void *param, void *data)
1818 {
1819         struct ctdb_public_ip *node_ip = (struct ctdb_public_ip *)data;
1820         struct ctdb_all_public_ips *ips = param;
1821         int i;
1822
1823         i = ips->num++;
1824         ips->ips[i].pnn  = node_ip->pnn;
1825         ips->ips[i].addr = node_ip->addr;
1826         return 0;
1827 }
1828
1829 static int getips_count_callback(void *param, void *data)
1830 {
1831         uint32_t *count = param;
1832
1833         (*count)++;
1834         return 0;
1835 }
1836
1837 #define IP_KEYLEN       4
1838 static uint32_t *ip_key(ctdb_sock_addr *ip)
1839 {
1840         static uint32_t key[IP_KEYLEN];
1841
1842         bzero(key, sizeof(key));
1843
1844         switch (ip->sa.sa_family) {
1845         case AF_INET:
1846                 key[0]  = ip->ip.sin_addr.s_addr;
1847                 break;
1848         case AF_INET6: {
1849                 uint32_t *s6_a32 = (uint32_t *)&(ip->ip6.sin6_addr.s6_addr);
1850                 key[0]  = s6_a32[3];
1851                 key[1]  = s6_a32[2];
1852                 key[2]  = s6_a32[1];
1853                 key[3]  = s6_a32[0];
1854                 break;
1855         }
1856         default:
1857                 DEBUG(DEBUG_ERR, (__location__ " ERROR, unknown family passed :%u\n", ip->sa.sa_family));
1858                 return key;
1859         }
1860
1861         return key;
1862 }
1863
1864 static void *add_ip_callback(void *parm, void *data)
1865 {
1866         return parm;
1867 }
1868
1869 static int
1870 control_get_all_public_ips(struct ctdb_context *ctdb, TALLOC_CTX *tmp_ctx, struct ctdb_all_public_ips **ips)
1871 {
1872         struct ctdb_all_public_ips *tmp_ips;
1873         struct ctdb_node_map *nodemap=NULL;
1874         trbt_tree_t *ip_tree;
1875         int i, j, len, ret;
1876         uint32_t count;
1877
1878         ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, tmp_ctx, &nodemap);
1879         if (ret != 0) {
1880                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
1881                 return ret;
1882         }
1883
1884         ip_tree = trbt_create(tmp_ctx, 0);
1885
1886         for(i=0;i<nodemap->num;i++){
1887                 if (nodemap->nodes[i].flags & NODE_FLAGS_DELETED) {
1888                         continue;
1889                 }
1890                 if (nodemap->nodes[i].flags & NODE_FLAGS_DISCONNECTED) {
1891                         continue;
1892                 }
1893
1894                 /* read the public ip list from this node */
1895                 ret = ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), nodemap->nodes[i].pnn, tmp_ctx, &tmp_ips);
1896                 if (ret != 0) {
1897                         DEBUG(DEBUG_ERR, ("Unable to get public ip list from node %u\n", nodemap->nodes[i].pnn));
1898                         return -1;
1899                 }
1900
1901                 for (j=0; j<tmp_ips->num;j++) {
1902                         struct ctdb_public_ip *node_ip;
1903
1904                         node_ip = talloc(tmp_ctx, struct ctdb_public_ip);
1905                         node_ip->pnn  = tmp_ips->ips[j].pnn;
1906                         node_ip->addr = tmp_ips->ips[j].addr;
1907
1908                         trbt_insertarray32_callback(ip_tree,
1909                                 IP_KEYLEN, ip_key(&tmp_ips->ips[j].addr),
1910                                 add_ip_callback,
1911                                 node_ip);
1912                 }
1913                 talloc_free(tmp_ips);
1914         }
1915
1916         /* traverse */
1917         count = 0;
1918         trbt_traversearray32(ip_tree, IP_KEYLEN, getips_count_callback, &count);
1919
1920         len = offsetof(struct ctdb_all_public_ips, ips) +
1921                 count*sizeof(struct ctdb_public_ip);
1922         tmp_ips = talloc_zero_size(tmp_ctx, len);
1923         trbt_traversearray32(ip_tree, IP_KEYLEN, getips_store_callback, tmp_ips);
1924
1925         *ips = tmp_ips;
1926
1927         return 0;
1928 }
1929
1930
1931 static bool ipreallocate_finished;
1932
1933 /*
1934   handler for receiving the response to ipreallocate
1935 */
1936 static void ip_reallocate_handler(struct ctdb_context *ctdb, uint64_t srvid,
1937                              TDB_DATA data, void *private_data)
1938 {
1939         ipreallocate_finished = true;
1940 }
1941
1942 static void ctdb_every_second(struct event_context *ev, struct timed_event *te, struct timeval t, void *p)
1943 {
1944         struct ctdb_context *ctdb = talloc_get_type(p, struct ctdb_context);
1945
1946         event_add_timed(ctdb->ev, ctdb,
1947                                 timeval_current_ofs(1, 0),
1948                                 ctdb_every_second, ctdb);
1949 }
1950
1951 /*
1952   ask the recovery daemon on the recovery master to perform a ip reallocation
1953  */
1954 static int control_ipreallocate(struct ctdb_context *ctdb, int argc, const char **argv)
1955 {
1956         int i, ret;
1957         TDB_DATA data;
1958         struct takeover_run_reply rd;
1959         struct ctdb_node_map *nodemap=NULL;
1960         int count;
1961         struct timeval tv = timeval_current();
1962
1963         /* we need some events to trigger so we can timeout and restart
1964            the loop
1965         */
1966         event_add_timed(ctdb->ev, ctdb,
1967                                 timeval_current_ofs(1, 0),
1968                                 ctdb_every_second, ctdb);
1969
1970         rd.pnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE);
1971         if (rd.pnn == -1) {
1972                 DEBUG(DEBUG_ERR, ("Failed to get pnn of local node\n"));
1973                 return -1;
1974         }
1975         rd.srvid = getpid();
1976
1977         /* register a message port for receiveing the reply so that we
1978            can receive the reply
1979         */
1980         ctdb_client_set_message_handler(ctdb, rd.srvid, ip_reallocate_handler, NULL);
1981
1982         data.dptr = (uint8_t *)&rd;
1983         data.dsize = sizeof(rd);
1984
1985 again:
1986         /* get the number of nodes and node flags */
1987         if (ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), options.pnn, ctdb, &nodemap) != 0) {
1988                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
1989                 return -1;
1990         }
1991
1992         ipreallocate_finished = false;
1993         count = 0;
1994         for (i=0; i<nodemap->num;i++) {
1995                 if (nodemap->nodes[i].flags & NODE_FLAGS_INACTIVE) {
1996                         continue;
1997                 } else {
1998                         /* Send to all active nodes. Only recmaster will reply. */
1999                         ret = ctdb_client_send_message(ctdb, i, CTDB_SRVID_TAKEOVER_RUN, data);
2000                         if (ret != 0) {
2001                                 DEBUG(DEBUG_ERR,("Failed to send ip takeover run request message to %u\n", options.pnn));
2002                                 return -1;
2003                         }
2004                         count++;
2005                 }
2006         }
2007         if (count == 0) {
2008                 DEBUG(DEBUG_ERR,("No recmaster available, no need to wait for cluster convergence\n"));
2009                 return 0;
2010         }
2011
2012         tv = timeval_current();
2013         /* this loop will terminate when we have received the reply */
2014         while (timeval_elapsed(&tv) < 5.0 && !ipreallocate_finished) {
2015                 event_loop_once(ctdb->ev);
2016         }
2017
2018         if (!ipreallocate_finished) {
2019                 goto again;
2020         }
2021
2022         return 0;
2023 }
2024
2025
2026 /*
2027   add a public ip address to a node
2028  */
2029 static int control_addip(struct ctdb_context *ctdb, int argc, const char **argv)
2030 {
2031         int i, ret;
2032         int len, retries = 0;
2033         unsigned mask;
2034         ctdb_sock_addr addr;
2035         struct ctdb_control_ip_iface *pub;
2036         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
2037         struct ctdb_all_public_ips *ips;
2038
2039
2040         if (argc != 2) {
2041                 talloc_free(tmp_ctx);
2042                 usage();
2043         }
2044
2045         if (!parse_ip_mask(argv[0], argv[1], &addr, &mask)) {
2046                 DEBUG(DEBUG_ERR, ("Badly formed ip/mask : %s\n", argv[0]));
2047                 talloc_free(tmp_ctx);
2048                 return -1;
2049         }
2050
2051         /* read the public ip list from the node */
2052         ret = ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), options.pnn, tmp_ctx, &ips);
2053         if (ret != 0) {
2054                 DEBUG(DEBUG_ERR, ("Unable to get public ip list from node %u\n", options.pnn));
2055                 talloc_free(tmp_ctx);
2056                 return -1;
2057         }
2058         for (i=0;i<ips->num;i++) {
2059                 if (ctdb_same_ip(&addr, &ips->ips[i].addr)) {
2060                         DEBUG(DEBUG_ERR,("Can not add ip to node. Node already hosts this ip\n"));
2061                         return 0;
2062                 }
2063         }
2064
2065
2066
2067         /* Dont timeout. This command waits for an ip reallocation
2068            which sometimes can take wuite a while if there has
2069            been a recent recovery
2070         */
2071         alarm(0);
2072
2073         len = offsetof(struct ctdb_control_ip_iface, iface) + strlen(argv[1]) + 1;
2074         pub = talloc_size(tmp_ctx, len);
2075         CTDB_NO_MEMORY(ctdb, pub);
2076
2077         pub->addr  = addr;
2078         pub->mask  = mask;
2079         pub->len   = strlen(argv[1])+1;
2080         memcpy(&pub->iface[0], argv[1], strlen(argv[1])+1);
2081
2082         do {
2083                 ret = ctdb_ctrl_add_public_ip(ctdb, TIMELIMIT(), options.pnn, pub);
2084                 if (ret != 0) {
2085                         DEBUG(DEBUG_ERR, ("Unable to add public ip to node %u. Wait 3 seconds and try again.\n", options.pnn));
2086                         sleep(3);
2087                         retries++;
2088                 }
2089         } while (retries < 5 && ret != 0);
2090         if (ret != 0) {
2091                 DEBUG(DEBUG_ERR, ("Unable to add public ip to node %u. Giving up.\n", options.pnn));
2092                 talloc_free(tmp_ctx);
2093                 return ret;
2094         }
2095
2096         if (rebalance_node(ctdb, options.pnn) != 0) {
2097                 DEBUG(DEBUG_ERR,("Error when trying to rebalance node\n"));
2098                 return ret;
2099         }
2100
2101         talloc_free(tmp_ctx);
2102         return 0;
2103 }
2104
2105 /*
2106   add a public ip address to a node
2107  */
2108 static int control_ipiface(struct ctdb_context *ctdb, int argc, const char **argv)
2109 {
2110         ctdb_sock_addr addr;
2111
2112         if (argc != 1) {
2113                 usage();
2114         }
2115
2116         if (!parse_ip(argv[0], NULL, 0, &addr)) {
2117                 printf("Badly formed ip : %s\n", argv[0]);
2118                 return -1;
2119         }
2120
2121         printf("IP on interface %s\n", ctdb_sys_find_ifname(&addr));
2122
2123         return 0;
2124 }
2125
2126 static int control_delip(struct ctdb_context *ctdb, int argc, const char **argv);
2127
2128 static int control_delip_all(struct ctdb_context *ctdb, int argc, const char **argv, ctdb_sock_addr *addr)
2129 {
2130         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
2131         struct ctdb_node_map *nodemap=NULL;
2132         struct ctdb_all_public_ips *ips;
2133         int ret, i, j;
2134
2135         ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, tmp_ctx, &nodemap);
2136         if (ret != 0) {
2137                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from current node\n"));
2138                 return ret;
2139         }
2140
2141         /* remove it from the nodes that are not hosting the ip currently */
2142         for(i=0;i<nodemap->num;i++){
2143                 if (nodemap->nodes[i].flags & NODE_FLAGS_INACTIVE) {
2144                         continue;
2145                 }
2146                 if (ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), nodemap->nodes[i].pnn, tmp_ctx, &ips) != 0) {
2147                         DEBUG(DEBUG_ERR, ("Unable to get public ip list from node %d\n", nodemap->nodes[i].pnn));
2148                         continue;
2149                 }
2150
2151                 for (j=0;j<ips->num;j++) {
2152                         if (ctdb_same_ip(addr, &ips->ips[j].addr)) {
2153                                 break;
2154                         }
2155                 }
2156                 if (j==ips->num) {
2157                         continue;
2158                 }
2159
2160                 if (ips->ips[j].pnn == nodemap->nodes[i].pnn) {
2161                         continue;
2162                 }
2163
2164                 options.pnn = nodemap->nodes[i].pnn;
2165                 control_delip(ctdb, argc, argv);
2166         }
2167
2168
2169         /* remove it from every node (also the one hosting it) */
2170         for(i=0;i<nodemap->num;i++){
2171                 if (nodemap->nodes[i].flags & NODE_FLAGS_INACTIVE) {
2172                         continue;
2173                 }
2174                 if (ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), nodemap->nodes[i].pnn, tmp_ctx, &ips) != 0) {
2175                         DEBUG(DEBUG_ERR, ("Unable to get public ip list from node %d\n", nodemap->nodes[i].pnn));
2176                         continue;
2177                 }
2178
2179                 for (j=0;j<ips->num;j++) {
2180                         if (ctdb_same_ip(addr, &ips->ips[j].addr)) {
2181                                 break;
2182                         }
2183                 }
2184                 if (j==ips->num) {
2185                         continue;
2186                 }
2187
2188                 options.pnn = nodemap->nodes[i].pnn;
2189                 control_delip(ctdb, argc, argv);
2190         }
2191
2192         talloc_free(tmp_ctx);
2193         return 0;
2194 }
2195
2196 /*
2197   delete a public ip address from a node
2198  */
2199 static int control_delip(struct ctdb_context *ctdb, int argc, const char **argv)
2200 {
2201         int i, ret;
2202         ctdb_sock_addr addr;
2203         struct ctdb_control_ip_iface pub;
2204         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
2205         struct ctdb_all_public_ips *ips;
2206
2207         if (argc != 1) {
2208                 talloc_free(tmp_ctx);
2209                 usage();
2210         }
2211
2212         if (parse_ip(argv[0], NULL, 0, &addr) == 0) {
2213                 DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s'\n", argv[0]));
2214                 return -1;
2215         }
2216
2217         if (options.pnn == CTDB_BROADCAST_ALL) {
2218                 return control_delip_all(ctdb, argc, argv, &addr);
2219         }
2220
2221         pub.addr  = addr;
2222         pub.mask  = 0;
2223         pub.len   = 0;
2224
2225         ret = ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), options.pnn, tmp_ctx, &ips);
2226         if (ret != 0) {
2227                 DEBUG(DEBUG_ERR, ("Unable to get public ip list from cluster\n"));
2228                 talloc_free(tmp_ctx);
2229                 return ret;
2230         }
2231
2232         for (i=0;i<ips->num;i++) {
2233                 if (ctdb_same_ip(&addr, &ips->ips[i].addr)) {
2234                         break;
2235                 }
2236         }
2237
2238         if (i==ips->num) {
2239                 DEBUG(DEBUG_ERR, ("This node does not support this public address '%s'\n",
2240                         ctdb_addr_to_str(&addr)));
2241                 talloc_free(tmp_ctx);
2242                 return -1;
2243         }
2244
2245         /* This is an optimisation.  If this node is hosting the IP
2246          * then try to move it somewhere else without invoking a full
2247          * takeover run.  We don't care if this doesn't work!
2248          */
2249         if (ips->ips[i].pnn == options.pnn) {
2250                 (void) try_moveip(ctdb, &addr, -1);
2251         }
2252
2253         ret = ctdb_ctrl_del_public_ip(ctdb, TIMELIMIT(), options.pnn, &pub);
2254         if (ret != 0) {
2255                 DEBUG(DEBUG_ERR, ("Unable to del public ip from node %u\n", options.pnn));
2256                 talloc_free(tmp_ctx);
2257                 return ret;
2258         }
2259
2260         talloc_free(tmp_ctx);
2261         return 0;
2262 }
2263
2264 /*
2265   kill a tcp connection
2266  */
2267 static int kill_tcp(struct ctdb_context *ctdb, int argc, const char **argv)
2268 {
2269         int ret;
2270         struct ctdb_control_killtcp killtcp;
2271
2272         if (argc < 2) {
2273                 usage();
2274         }
2275
2276         if (!parse_ip_port(argv[0], &killtcp.src_addr)) {
2277                 DEBUG(DEBUG_ERR, ("Bad IP:port '%s'\n", argv[0]));
2278                 return -1;
2279         }
2280
2281         if (!parse_ip_port(argv[1], &killtcp.dst_addr)) {
2282                 DEBUG(DEBUG_ERR, ("Bad IP:port '%s'\n", argv[1]));
2283                 return -1;
2284         }
2285
2286         ret = ctdb_ctrl_killtcp(ctdb, TIMELIMIT(), options.pnn, &killtcp);
2287         if (ret != 0) {
2288                 DEBUG(DEBUG_ERR, ("Unable to killtcp from node %u\n", options.pnn));
2289                 return ret;
2290         }
2291
2292         return 0;
2293 }
2294
2295
2296 /*
2297   send a gratious arp
2298  */
2299 static int control_gratious_arp(struct ctdb_context *ctdb, int argc, const char **argv)
2300 {
2301         int ret;
2302         ctdb_sock_addr addr;
2303
2304         if (argc < 2) {
2305                 usage();
2306         }
2307
2308         if (!parse_ip(argv[0], NULL, 0, &addr)) {
2309                 DEBUG(DEBUG_ERR, ("Bad IP '%s'\n", argv[0]));
2310                 return -1;
2311         }
2312
2313         ret = ctdb_ctrl_gratious_arp(ctdb, TIMELIMIT(), options.pnn, &addr, argv[1]);
2314         if (ret != 0) {
2315                 DEBUG(DEBUG_ERR, ("Unable to send gratious_arp from node %u\n", options.pnn));
2316                 return ret;
2317         }
2318
2319         return 0;
2320 }
2321
2322 /*
2323   register a server id
2324  */
2325 static int regsrvid(struct ctdb_context *ctdb, int argc, const char **argv)
2326 {
2327         int ret;
2328         struct ctdb_server_id server_id;
2329
2330         if (argc < 3) {
2331                 usage();
2332         }
2333
2334         server_id.pnn       = strtoul(argv[0], NULL, 0);
2335         server_id.type      = strtoul(argv[1], NULL, 0);
2336         server_id.server_id = strtoul(argv[2], NULL, 0);
2337
2338         ret = ctdb_ctrl_register_server_id(ctdb, TIMELIMIT(), &server_id);
2339         if (ret != 0) {
2340                 DEBUG(DEBUG_ERR, ("Unable to register server_id from node %u\n", options.pnn));
2341                 return ret;
2342         }
2343         DEBUG(DEBUG_ERR,("Srvid registered. Sleeping for 999 seconds\n"));
2344         sleep(999);
2345         return -1;
2346 }
2347
2348 /*
2349   unregister a server id
2350  */
2351 static int unregsrvid(struct ctdb_context *ctdb, int argc, const char **argv)
2352 {
2353         int ret;
2354         struct ctdb_server_id server_id;
2355
2356         if (argc < 3) {
2357                 usage();
2358         }
2359
2360         server_id.pnn       = strtoul(argv[0], NULL, 0);
2361         server_id.type      = strtoul(argv[1], NULL, 0);
2362         server_id.server_id = strtoul(argv[2], NULL, 0);
2363
2364         ret = ctdb_ctrl_unregister_server_id(ctdb, TIMELIMIT(), &server_id);
2365         if (ret != 0) {
2366                 DEBUG(DEBUG_ERR, ("Unable to unregister server_id from node %u\n", options.pnn));
2367                 return ret;
2368         }
2369         return -1;
2370 }
2371
2372 /*
2373   check if a server id exists
2374  */
2375 static int chksrvid(struct ctdb_context *ctdb, int argc, const char **argv)
2376 {
2377         uint32_t status;
2378         int ret;
2379         struct ctdb_server_id server_id;
2380
2381         if (argc < 3) {
2382                 usage();
2383         }
2384
2385         server_id.pnn       = strtoul(argv[0], NULL, 0);
2386         server_id.type      = strtoul(argv[1], NULL, 0);
2387         server_id.server_id = strtoul(argv[2], NULL, 0);
2388
2389         ret = ctdb_ctrl_check_server_id(ctdb, TIMELIMIT(), options.pnn, &server_id, &status);
2390         if (ret != 0) {
2391                 DEBUG(DEBUG_ERR, ("Unable to check server_id from node %u\n", options.pnn));
2392                 return ret;
2393         }
2394
2395         if (status) {
2396                 printf("Server id %d:%d:%d EXISTS\n", server_id.pnn, server_id.type, server_id.server_id);
2397         } else {
2398                 printf("Server id %d:%d:%d does NOT exist\n", server_id.pnn, server_id.type, server_id.server_id);
2399         }
2400         return 0;
2401 }
2402
2403 /*
2404   get a list of all server ids that are registered on a node
2405  */
2406 static int getsrvids(struct ctdb_context *ctdb, int argc, const char **argv)
2407 {
2408         int i, ret;
2409         struct ctdb_server_id_list *server_ids;
2410
2411         ret = ctdb_ctrl_get_server_id_list(ctdb, ctdb, TIMELIMIT(), options.pnn, &server_ids);
2412         if (ret != 0) {
2413                 DEBUG(DEBUG_ERR, ("Unable to get server_id list from node %u\n", options.pnn));
2414                 return ret;
2415         }
2416
2417         for (i=0; i<server_ids->num; i++) {
2418                 printf("Server id %d:%d:%d\n",
2419                         server_ids->server_ids[i].pnn,
2420                         server_ids->server_ids[i].type,
2421                         server_ids->server_ids[i].server_id);
2422         }
2423
2424         return -1;
2425 }
2426
2427 /*
2428   check if a server id exists
2429  */
2430 static int check_srvids(struct ctdb_context *ctdb, int argc, const char **argv)
2431 {
2432         TALLOC_CTX *tmp_ctx = talloc_new(NULL);
2433         uint64_t *ids;
2434         uint8_t *result;
2435         int i;
2436
2437         if (argc < 1) {
2438                 talloc_free(tmp_ctx);
2439                 usage();
2440         }
2441
2442         ids    = talloc_array(tmp_ctx, uint64_t, argc);
2443         result = talloc_array(tmp_ctx, uint8_t, argc);
2444
2445         for (i = 0; i < argc; i++) {
2446                 ids[i] = strtoull(argv[i], NULL, 0);
2447         }
2448
2449         if (!ctdb_check_message_handlers(ctdb_connection,
2450                 options.pnn, argc, ids, result)) {
2451                 DEBUG(DEBUG_ERR, ("Unable to check server_id from node %u\n",
2452                                   options.pnn));
2453                 talloc_free(tmp_ctx);
2454                 return -1;
2455         }
2456
2457         for (i=0; i < argc; i++) {
2458                 printf("Server id %d:%llu %s\n", options.pnn, (long long)ids[i],
2459                        result[i] ? "exists" : "does not exist");
2460         }
2461
2462         talloc_free(tmp_ctx);
2463         return 0;
2464 }
2465
2466 /*
2467   send a tcp tickle ack
2468  */
2469 static int tickle_tcp(struct ctdb_context *ctdb, int argc, const char **argv)
2470 {
2471         int ret;
2472         ctdb_sock_addr  src, dst;
2473
2474         if (argc < 2) {
2475                 usage();
2476         }
2477
2478         if (!parse_ip_port(argv[0], &src)) {
2479                 DEBUG(DEBUG_ERR, ("Bad IP:port '%s'\n", argv[0]));
2480                 return -1;
2481         }
2482
2483         if (!parse_ip_port(argv[1], &dst)) {
2484                 DEBUG(DEBUG_ERR, ("Bad IP:port '%s'\n", argv[1]));
2485                 return -1;
2486         }
2487
2488         ret = ctdb_sys_send_tcp(&src, &dst, 0, 0, 0);
2489         if (ret==0) {
2490                 return 0;
2491         }
2492         DEBUG(DEBUG_ERR, ("Error while sending tickle ack\n"));
2493
2494         return -1;
2495 }
2496
2497
2498 /*
2499   display public ip status
2500  */
2501 static int control_ip(struct ctdb_context *ctdb, int argc, const char **argv)
2502 {
2503         int i, ret;
2504         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
2505         struct ctdb_all_public_ips *ips;
2506
2507         if (options.pnn == CTDB_BROADCAST_ALL) {
2508                 /* read the list of public ips from all nodes */
2509                 ret = control_get_all_public_ips(ctdb, tmp_ctx, &ips);
2510         } else {
2511                 /* read the public ip list from this node */
2512                 ret = ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), options.pnn, tmp_ctx, &ips);
2513         }
2514         if (ret != 0) {
2515                 DEBUG(DEBUG_ERR, ("Unable to get public ips from node %u\n", options.pnn));
2516                 talloc_free(tmp_ctx);
2517                 return ret;
2518         }
2519
2520         if (options.machinereadable){
2521                 printf(":Public IP:Node:");
2522                 if (options.verbose){
2523                         printf("ActiveInterface:AvailableInterfaces:ConfiguredInterfaces:");
2524                 }
2525                 printf("\n");
2526         } else {
2527                 if (options.pnn == CTDB_BROADCAST_ALL) {
2528                         printf("Public IPs on ALL nodes\n");
2529                 } else {
2530                         printf("Public IPs on node %u\n", options.pnn);
2531                 }
2532         }
2533
2534         for (i=1;i<=ips->num;i++) {
2535                 struct ctdb_control_public_ip_info *info = NULL;
2536                 int32_t pnn;
2537                 char *aciface = NULL;
2538                 char *avifaces = NULL;
2539                 char *cifaces = NULL;
2540
2541                 if (options.pnn == CTDB_BROADCAST_ALL) {
2542                         pnn = ips->ips[ips->num-i].pnn;
2543                 } else {
2544                         pnn = options.pnn;
2545                 }
2546
2547                 if (pnn != -1) {
2548                         ret = ctdb_ctrl_get_public_ip_info(ctdb, TIMELIMIT(), pnn, ctdb,
2549                                                    &ips->ips[ips->num-i].addr, &info);
2550                 } else {
2551                         ret = -1;
2552                 }
2553
2554                 if (ret == 0) {
2555                         int j;
2556                         for (j=0; j < info->num; j++) {
2557                                 if (cifaces == NULL) {
2558                                         cifaces = talloc_strdup(info,
2559                                                                 info->ifaces[j].name);
2560                                 } else {
2561                                         cifaces = talloc_asprintf_append(cifaces,
2562                                                                          ",%s",
2563                                                                          info->ifaces[j].name);
2564                                 }
2565
2566                                 if (info->active_idx == j) {
2567                                         aciface = info->ifaces[j].name;
2568                                 }
2569
2570                                 if (info->ifaces[j].link_state == 0) {
2571                                         continue;
2572                                 }
2573
2574                                 if (avifaces == NULL) {
2575                                         avifaces = talloc_strdup(info, info->ifaces[j].name);
2576                                 } else {
2577                                         avifaces = talloc_asprintf_append(avifaces,
2578                                                                           ",%s",
2579                                                                           info->ifaces[j].name);
2580                                 }
2581                         }
2582                 }
2583
2584                 if (options.machinereadable){
2585                         printf(":%s:%d:",
2586                                 ctdb_addr_to_str(&ips->ips[ips->num-i].addr),
2587                                 ips->ips[ips->num-i].pnn);
2588                         if (options.verbose){
2589                                 printf("%s:%s:%s:",
2590                                         aciface?aciface:"",
2591                                         avifaces?avifaces:"",
2592                                         cifaces?cifaces:"");
2593                         }
2594                         printf("\n");
2595                 } else {
2596                         if (options.verbose) {
2597                                 printf("%s node[%d] active[%s] available[%s] configured[%s]\n",
2598                                         ctdb_addr_to_str(&ips->ips[ips->num-i].addr),
2599                                         ips->ips[ips->num-i].pnn,
2600                                         aciface?aciface:"",
2601                                         avifaces?avifaces:"",
2602                                         cifaces?cifaces:"");
2603                         } else {
2604                                 printf("%s %d\n",
2605                                         ctdb_addr_to_str(&ips->ips[ips->num-i].addr),
2606                                         ips->ips[ips->num-i].pnn);
2607                         }
2608                 }
2609                 talloc_free(info);
2610         }
2611
2612         talloc_free(tmp_ctx);
2613         return 0;
2614 }
2615
2616 /*
2617   public ip info
2618  */
2619 static int control_ipinfo(struct ctdb_context *ctdb, int argc, const char **argv)
2620 {
2621         int i, ret;
2622         ctdb_sock_addr addr;
2623         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
2624         struct ctdb_control_public_ip_info *info;
2625
2626         if (argc != 1) {
2627                 talloc_free(tmp_ctx);
2628                 usage();
2629         }
2630
2631         if (parse_ip(argv[0], NULL, 0, &addr) == 0) {
2632                 DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s'\n", argv[0]));
2633                 return -1;
2634         }
2635
2636         /* read the public ip info from this node */
2637         ret = ctdb_ctrl_get_public_ip_info(ctdb, TIMELIMIT(), options.pnn,
2638                                            tmp_ctx, &addr, &info);
2639         if (ret != 0) {
2640                 DEBUG(DEBUG_ERR, ("Unable to get public ip[%s]info from node %u\n",
2641                                   argv[0], options.pnn));
2642                 talloc_free(tmp_ctx);
2643                 return ret;
2644         }
2645
2646         printf("Public IP[%s] info on node %u\n",
2647                ctdb_addr_to_str(&info->ip.addr),
2648                options.pnn);
2649
2650         printf("IP:%s\nCurrentNode:%d\nNumInterfaces:%u\n",
2651                ctdb_addr_to_str(&info->ip.addr),
2652                info->ip.pnn, info->num);
2653
2654         for (i=0; i<info->num; i++) {
2655                 info->ifaces[i].name[CTDB_IFACE_SIZE] = '\0';
2656
2657                 printf("Interface[%u]: Name:%s Link:%s References:%u%s\n",
2658                        i+1, info->ifaces[i].name,
2659                        info->ifaces[i].link_state?"up":"down",
2660                        (unsigned int)info->ifaces[i].references,
2661                        (i==info->active_idx)?" (active)":"");
2662         }
2663
2664         talloc_free(tmp_ctx);
2665         return 0;
2666 }
2667
2668 /*
2669   display interfaces status
2670  */
2671 static int control_ifaces(struct ctdb_context *ctdb, int argc, const char **argv)
2672 {
2673         int i;
2674         struct ctdb_ifaces_list *ifaces;
2675
2676         /* read the public ip list from this node */
2677         if (!ctdb_getifaces(ctdb_connection, options.pnn, &ifaces)) {
2678                 DEBUG(DEBUG_ERR, ("Unable to get interfaces from node %u\n",
2679                                   options.pnn));
2680                 return -1;
2681         }
2682
2683         if (options.machinereadable){
2684                 printf(":Name:LinkStatus:References:\n");
2685         } else {
2686                 printf("Interfaces on node %u\n", options.pnn);
2687         }
2688
2689         for (i=0; i<ifaces->num; i++) {
2690                 if (options.machinereadable){
2691                         printf(":%s:%s:%u\n",
2692                                ifaces->ifaces[i].name,
2693                                ifaces->ifaces[i].link_state?"1":"0",
2694                                (unsigned int)ifaces->ifaces[i].references);
2695                 } else {
2696                         printf("name:%s link:%s references:%u\n",
2697                                ifaces->ifaces[i].name,
2698                                ifaces->ifaces[i].link_state?"up":"down",
2699                                (unsigned int)ifaces->ifaces[i].references);
2700                 }
2701         }
2702
2703         ctdb_free_ifaces(ifaces);
2704         return 0;
2705 }
2706
2707
2708 /*
2709   set link status of an interface
2710  */
2711 static int control_setifacelink(struct ctdb_context *ctdb, int argc, const char **argv)
2712 {
2713         int ret;
2714         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
2715         struct ctdb_control_iface_info info;
2716
2717         ZERO_STRUCT(info);
2718
2719         if (argc != 2) {
2720                 usage();
2721         }
2722
2723         if (strlen(argv[0]) > CTDB_IFACE_SIZE) {
2724                 DEBUG(DEBUG_ERR, ("interfaces name '%s' too long\n",
2725                                   argv[0]));
2726                 talloc_free(tmp_ctx);
2727                 return -1;
2728         }
2729         strcpy(info.name, argv[0]);
2730
2731         if (strcmp(argv[1], "up") == 0) {
2732                 info.link_state = 1;
2733         } else if (strcmp(argv[1], "down") == 0) {
2734                 info.link_state = 0;
2735         } else {
2736                 DEBUG(DEBUG_ERR, ("link state invalid '%s' should be 'up' or 'down'\n",
2737                                   argv[1]));
2738                 talloc_free(tmp_ctx);
2739                 return -1;
2740         }
2741
2742         /* read the public ip list from this node */
2743         ret = ctdb_ctrl_set_iface_link(ctdb, TIMELIMIT(), options.pnn,
2744                                    tmp_ctx, &info);
2745         if (ret != 0) {
2746                 DEBUG(DEBUG_ERR, ("Unable to set link state for interfaces %s node %u\n",
2747                                   argv[0], options.pnn));
2748                 talloc_free(tmp_ctx);
2749                 return ret;
2750         }
2751
2752         talloc_free(tmp_ctx);
2753         return 0;
2754 }
2755
2756 /*
2757   display pid of a ctdb daemon
2758  */
2759 static int control_getpid(struct ctdb_context *ctdb, int argc, const char **argv)
2760 {
2761         uint32_t pid;
2762         int ret;
2763
2764         ret = ctdb_ctrl_getpid(ctdb, TIMELIMIT(), options.pnn, &pid);
2765         if (ret != 0) {
2766                 DEBUG(DEBUG_ERR, ("Unable to get daemon pid from node %u\n", options.pnn));
2767                 return ret;
2768         }
2769         printf("Pid:%d\n", pid);
2770
2771         return 0;
2772 }
2773
2774 /*
2775   disable a remote node
2776  */
2777 static int control_disable(struct ctdb_context *ctdb, int argc, const char **argv)
2778 {
2779         int ret;
2780         struct ctdb_node_map *nodemap=NULL;
2781
2782         /* check if the node is already disabled */
2783         if (ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap) != 0) {
2784                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
2785                 exit(10);
2786         }
2787         if (nodemap->nodes[options.pnn].flags & NODE_FLAGS_PERMANENTLY_DISABLED) {
2788                 DEBUG(DEBUG_ERR,("Node %d is already disabled.\n", options.pnn));
2789                 return 0;
2790         }
2791
2792         do {
2793                 ret = ctdb_ctrl_modflags(ctdb, TIMELIMIT(), options.pnn, NODE_FLAGS_PERMANENTLY_DISABLED, 0);
2794                 if (ret != 0) {
2795                         DEBUG(DEBUG_ERR, ("Unable to disable node %u\n", options.pnn));
2796                         return ret;
2797                 }
2798
2799                 sleep(1);
2800
2801                 /* read the nodemap and verify the change took effect */
2802                 if (ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap) != 0) {
2803                         DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
2804                         exit(10);
2805                 }
2806
2807         } while (!(nodemap->nodes[options.pnn].flags & NODE_FLAGS_PERMANENTLY_DISABLED));
2808         ret = control_ipreallocate(ctdb, argc, argv);
2809         if (ret != 0) {
2810                 DEBUG(DEBUG_ERR, ("IP Reallocate failed on node %u\n", options.pnn));
2811                 return ret;
2812         }
2813
2814         return 0;
2815 }
2816
2817 /*
2818   enable a disabled remote node
2819  */
2820 static int control_enable(struct ctdb_context *ctdb, int argc, const char **argv)
2821 {
2822         int ret;
2823
2824         struct ctdb_node_map *nodemap=NULL;
2825
2826
2827         /* check if the node is already enabled */
2828         if (ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap) != 0) {
2829                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
2830                 exit(10);
2831         }
2832         if (!(nodemap->nodes[options.pnn].flags & NODE_FLAGS_PERMANENTLY_DISABLED)) {
2833                 DEBUG(DEBUG_ERR,("Node %d is already enabled.\n", options.pnn));
2834                 return 0;
2835         }
2836
2837         do {
2838                 ret = ctdb_ctrl_modflags(ctdb, TIMELIMIT(), options.pnn, 0, NODE_FLAGS_PERMANENTLY_DISABLED);
2839                 if (ret != 0) {
2840                         DEBUG(DEBUG_ERR, ("Unable to enable node %u\n", options.pnn));
2841                         return ret;
2842                 }
2843
2844                 sleep(1);
2845
2846                 /* read the nodemap and verify the change took effect */
2847                 if (ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap) != 0) {
2848                         DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
2849                         exit(10);
2850                 }
2851
2852         } while (nodemap->nodes[options.pnn].flags & NODE_FLAGS_PERMANENTLY_DISABLED);
2853
2854         ret = control_ipreallocate(ctdb, argc, argv);
2855         if (ret != 0) {
2856                 DEBUG(DEBUG_ERR, ("IP Reallocate failed on node %u\n", options.pnn));
2857                 return ret;
2858         }
2859
2860         return 0;
2861 }
2862
2863 /*
2864   stop a remote node
2865  */
2866 static int control_stop(struct ctdb_context *ctdb, int argc, const char **argv)
2867 {
2868         int ret;
2869         struct ctdb_node_map *nodemap=NULL;
2870
2871         do {
2872                 ret = ctdb_ctrl_stop_node(ctdb, TIMELIMIT(), options.pnn);
2873                 if (ret != 0) {
2874                         DEBUG(DEBUG_ERR, ("Unable to stop node %u   try again\n", options.pnn));
2875                 }
2876
2877                 sleep(1);
2878
2879                 /* read the nodemap and verify the change took effect */
2880                 if (ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap) != 0) {
2881                         DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
2882                         exit(10);
2883                 }
2884
2885         } while (!(nodemap->nodes[options.pnn].flags & NODE_FLAGS_STOPPED));
2886         ret = control_ipreallocate(ctdb, argc, argv);
2887         if (ret != 0) {
2888                 DEBUG(DEBUG_ERR, ("IP Reallocate failed on node %u\n", options.pnn));
2889                 return ret;
2890         }
2891
2892         return 0;
2893 }
2894
2895 /*
2896   restart a stopped remote node
2897  */
2898 static int control_continue(struct ctdb_context *ctdb, int argc, const char **argv)
2899 {
2900         int ret;
2901
2902         struct ctdb_node_map *nodemap=NULL;
2903
2904         do {
2905                 ret = ctdb_ctrl_continue_node(ctdb, TIMELIMIT(), options.pnn);
2906                 if (ret != 0) {
2907                         DEBUG(DEBUG_ERR, ("Unable to continue node %u\n", options.pnn));
2908                         return ret;
2909                 }
2910
2911                 sleep(1);
2912
2913                 /* read the nodemap and verify the change took effect */
2914                 if (ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap) != 0) {
2915                         DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
2916                         exit(10);
2917                 }
2918
2919         } while (nodemap->nodes[options.pnn].flags & NODE_FLAGS_STOPPED);
2920         ret = control_ipreallocate(ctdb, argc, argv);
2921         if (ret != 0) {
2922                 DEBUG(DEBUG_ERR, ("IP Reallocate failed on node %u\n", options.pnn));
2923                 return ret;
2924         }
2925
2926         return 0;
2927 }
2928
2929 static uint32_t get_generation(struct ctdb_context *ctdb)
2930 {
2931         struct ctdb_vnn_map *vnnmap=NULL;
2932         int ret;
2933
2934         /* wait until the recmaster is not in recovery mode */
2935         while (1) {
2936                 uint32_t recmode, recmaster;
2937
2938                 if (vnnmap != NULL) {
2939                         talloc_free(vnnmap);
2940                         vnnmap = NULL;
2941                 }
2942
2943                 /* get the recmaster */
2944                 if (!ctdb_getrecmaster(ctdb_connection, CTDB_CURRENT_NODE, &recmaster)) {
2945                         DEBUG(DEBUG_ERR, ("Unable to get recmaster from node %u\n", options.pnn));
2946                         exit(10);
2947                 }
2948
2949                 /* get recovery mode */
2950                 if (!ctdb_getrecmode(ctdb_connection, recmaster, &recmode)) {
2951                         DEBUG(DEBUG_ERR, ("Unable to get recmode from node %u\n", options.pnn));
2952                         exit(10);
2953                 }
2954
2955                 /* get the current generation number */
2956                 ret = ctdb_ctrl_getvnnmap(ctdb, TIMELIMIT(), recmaster, ctdb, &vnnmap);
2957                 if (ret != 0) {
2958                         DEBUG(DEBUG_ERR, ("Unable to get vnnmap from recmaster (%u)\n", recmaster));
2959                         exit(10);
2960                 }
2961
2962                 if ((recmode == CTDB_RECOVERY_NORMAL)
2963                 &&  (vnnmap->generation != 1)){
2964                         return vnnmap->generation;
2965                 }
2966                 sleep(1);
2967         }
2968 }
2969
2970 /*
2971   ban a node from the cluster
2972  */
2973 static int control_ban(struct ctdb_context *ctdb, int argc, const char **argv)
2974 {
2975         int ret;
2976         struct ctdb_node_map *nodemap=NULL;
2977         struct ctdb_ban_time bantime;
2978
2979         if (argc < 1) {
2980                 usage();
2981         }
2982
2983         /* verify the node exists */
2984         ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap);
2985         if (ret != 0) {
2986                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
2987                 return ret;
2988         }
2989
2990         if (nodemap->nodes[options.pnn].flags & NODE_FLAGS_BANNED) {
2991                 DEBUG(DEBUG_ERR,("Node %u is already banned.\n", options.pnn));
2992                 return -1;
2993         }
2994
2995         bantime.pnn  = options.pnn;
2996         bantime.time = strtoul(argv[0], NULL, 0);
2997
2998         ret = ctdb_ctrl_set_ban(ctdb, TIMELIMIT(), options.pnn, &bantime);
2999         if (ret != 0) {
3000                 DEBUG(DEBUG_ERR,("Banning node %d for %d seconds failed.\n", bantime.pnn, bantime.time));
3001                 return -1;
3002         }
3003
3004         ret = control_ipreallocate(ctdb, argc, argv);
3005         if (ret != 0) {
3006                 DEBUG(DEBUG_ERR, ("IP Reallocate failed on node %u\n", options.pnn));
3007                 return ret;
3008         }
3009
3010         return 0;
3011 }
3012
3013
3014 /*
3015   unban a node from the cluster
3016  */
3017 static int control_unban(struct ctdb_context *ctdb, int argc, const char **argv)
3018 {
3019         int ret;
3020         struct ctdb_node_map *nodemap=NULL;
3021         struct ctdb_ban_time bantime;
3022
3023         /* verify the node exists */
3024         ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap);
3025         if (ret != 0) {
3026                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
3027                 return ret;
3028         }
3029
3030         if (!(nodemap->nodes[options.pnn].flags & NODE_FLAGS_BANNED)) {
3031                 DEBUG(DEBUG_ERR,("Node %u is not banned.\n", options.pnn));
3032                 return -1;
3033         }
3034
3035         bantime.pnn  = options.pnn;
3036         bantime.time = 0;
3037
3038         ret = ctdb_ctrl_set_ban(ctdb, TIMELIMIT(), options.pnn, &bantime);
3039         if (ret != 0) {
3040                 DEBUG(DEBUG_ERR,("Unbanning node %d failed.\n", bantime.pnn));
3041                 return -1;
3042         }
3043
3044         ret = control_ipreallocate(ctdb, argc, argv);
3045         if (ret != 0) {
3046                 DEBUG(DEBUG_ERR, ("IP Reallocate failed on node %u\n", options.pnn));
3047                 return ret;
3048         }
3049
3050         return 0;
3051 }
3052
3053
3054 /*
3055   show ban information for a node
3056  */
3057 static int control_showban(struct ctdb_context *ctdb, int argc, const char **argv)
3058 {
3059         int ret;
3060         struct ctdb_node_map *nodemap=NULL;
3061         struct ctdb_ban_time *bantime;
3062
3063         /* verify the node exists */
3064         ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap);
3065         if (ret != 0) {
3066                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
3067                 return ret;
3068         }
3069
3070         ret = ctdb_ctrl_get_ban(ctdb, TIMELIMIT(), options.pnn, ctdb, &bantime);
3071         if (ret != 0) {
3072                 DEBUG(DEBUG_ERR,("Showing ban info for node %d failed.\n", options.pnn));
3073                 return -1;
3074         }
3075
3076         if (bantime->time == 0) {
3077                 printf("Node %u is not banned\n", bantime->pnn);
3078         } else {
3079                 printf("Node %u is banned banned for %d seconds\n", bantime->pnn, bantime->time);
3080         }
3081
3082         return 0;
3083 }
3084
3085 /*
3086   shutdown a daemon
3087  */
3088 static int control_shutdown(struct ctdb_context *ctdb, int argc, const char **argv)
3089 {
3090         int ret;
3091
3092         ret = ctdb_ctrl_shutdown(ctdb, TIMELIMIT(), options.pnn);
3093         if (ret != 0) {
3094                 DEBUG(DEBUG_ERR, ("Unable to shutdown node %u\n", options.pnn));
3095                 return ret;
3096         }
3097
3098         return 0;
3099 }
3100
3101 /*
3102   trigger a recovery
3103  */
3104 static int control_recover(struct ctdb_context *ctdb, int argc, const char **argv)
3105 {
3106         int ret;
3107         uint32_t generation, next_generation;
3108
3109         /* record the current generation number */
3110         generation = get_generation(ctdb);
3111
3112         ret = ctdb_ctrl_freeze_priority(ctdb, TIMELIMIT(), options.pnn, 1);
3113         if (ret != 0) {
3114                 DEBUG(DEBUG_ERR, ("Unable to freeze node\n"));
3115                 return ret;
3116         }
3117
3118         ret = ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
3119         if (ret != 0) {
3120                 DEBUG(DEBUG_ERR, ("Unable to set recovery mode\n"));
3121                 return ret;
3122         }
3123
3124         /* wait until we are in a new generation */
3125         while (1) {
3126                 next_generation = get_generation(ctdb);
3127                 if (next_generation != generation) {
3128                         return 0;
3129                 }
3130                 sleep(1);
3131         }
3132
3133         return 0;
3134 }
3135
3136
3137 /*
3138   display monitoring mode of a remote node
3139  */
3140 static int control_getmonmode(struct ctdb_context *ctdb, int argc, const char **argv)
3141 {
3142         uint32_t monmode;
3143         int ret;
3144
3145         ret = ctdb_ctrl_getmonmode(ctdb, TIMELIMIT(), options.pnn, &monmode);
3146         if (ret != 0) {
3147                 DEBUG(DEBUG_ERR, ("Unable to get monmode from node %u\n", options.pnn));
3148                 return ret;
3149         }
3150         if (!options.machinereadable){
3151                 printf("Monitoring mode:%s (%d)\n",monmode==CTDB_MONITORING_ACTIVE?"ACTIVE":"DISABLED",monmode);
3152         } else {
3153                 printf(":mode:\n");
3154                 printf(":%d:\n",monmode);
3155         }
3156         return 0;
3157 }
3158
3159
3160 /*
3161   display capabilities of a remote node
3162  */
3163 static int control_getcapabilities(struct ctdb_context *ctdb, int argc, const char **argv)
3164 {
3165         uint32_t capabilities;
3166
3167         if (!ctdb_getcapabilities(ctdb_connection, options.pnn, &capabilities)) {
3168                 DEBUG(DEBUG_ERR, ("Unable to get capabilities from node %u\n", options.pnn));
3169                 return -1;
3170         }
3171
3172         if (!options.machinereadable){
3173                 printf("RECMASTER: %s\n", (capabilities&CTDB_CAP_RECMASTER)?"YES":"NO");
3174                 printf("LMASTER: %s\n", (capabilities&CTDB_CAP_LMASTER)?"YES":"NO");
3175                 printf("LVS: %s\n", (capabilities&CTDB_CAP_LVS)?"YES":"NO");
3176                 printf("NATGW: %s\n", (capabilities&CTDB_CAP_NATGW)?"YES":"NO");
3177         } else {
3178                 printf(":RECMASTER:LMASTER:LVS:NATGW:\n");
3179                 printf(":%d:%d:%d:%d:\n",
3180                         !!(capabilities&CTDB_CAP_RECMASTER),
3181                         !!(capabilities&CTDB_CAP_LMASTER),
3182                         !!(capabilities&CTDB_CAP_LVS),
3183                         !!(capabilities&CTDB_CAP_NATGW));
3184         }
3185         return 0;
3186 }
3187
3188 /*
3189   display lvs configuration
3190  */
3191 static int control_lvs(struct ctdb_context *ctdb, int argc, const char **argv)
3192 {
3193         uint32_t *capabilities;
3194         struct ctdb_node_map *nodemap=NULL;
3195         int i, ret;
3196         int healthy_count = 0;
3197
3198         if (!ctdb_getnodemap(ctdb_connection, options.pnn, &nodemap)) {
3199                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
3200                 return -1;
3201         }
3202
3203         capabilities = talloc_array(ctdb, uint32_t, nodemap->num);
3204         CTDB_NO_MEMORY(ctdb, capabilities);
3205
3206         ret = 0;
3207
3208         /* collect capabilities for all connected nodes */
3209         for (i=0; i<nodemap->num; i++) {
3210                 if (nodemap->nodes[i].flags & NODE_FLAGS_INACTIVE) {
3211                         continue;
3212                 }
3213                 if (nodemap->nodes[i].flags & NODE_FLAGS_PERMANENTLY_DISABLED) {
3214                         continue;
3215                 }
3216
3217                 if (!ctdb_getcapabilities(ctdb_connection, i, &capabilities[i])) {
3218                         DEBUG(DEBUG_ERR, ("Unable to get capabilities from node %u\n", i));
3219                         ret = -1;
3220                         goto done;
3221                 }
3222
3223                 if (!(capabilities[i] & CTDB_CAP_LVS)) {
3224                         continue;
3225                 }
3226
3227                 if (!(nodemap->nodes[i].flags & NODE_FLAGS_UNHEALTHY)) {
3228                         healthy_count++;
3229                 }
3230         }
3231
3232         /* Print all LVS nodes */
3233         for (i=0; i<nodemap->num; i++) {
3234                 if (nodemap->nodes[i].flags & NODE_FLAGS_INACTIVE) {
3235                         continue;
3236                 }
3237                 if (nodemap->nodes[i].flags & NODE_FLAGS_PERMANENTLY_DISABLED) {
3238                         continue;
3239                 }
3240                 if (!(capabilities[i] & CTDB_CAP_LVS)) {
3241                         continue;
3242                 }
3243
3244                 if (healthy_count != 0) {
3245                         if (nodemap->nodes[i].flags & NODE_FLAGS_UNHEALTHY) {
3246                                 continue;
3247                         }
3248                 }
3249
3250                 printf("%d:%s\n", i,
3251                         ctdb_addr_to_str(&nodemap->nodes[i].addr));
3252         }
3253
3254 done:
3255         ctdb_free_nodemap(nodemap);
3256         return ret;
3257 }
3258
3259 /*
3260   display who is the lvs master
3261  */
3262 static int control_lvsmaster(struct ctdb_context *ctdb, int argc, const char **argv)
3263 {
3264         uint32_t *capabilities;
3265         struct ctdb_node_map *nodemap=NULL;
3266         int i, ret;
3267         int healthy_count = 0;
3268
3269         if (!ctdb_getnodemap(ctdb_connection, options.pnn, &nodemap)) {
3270                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
3271                 return -1;
3272         }
3273
3274         capabilities = talloc_array(ctdb, uint32_t, nodemap->num);
3275         CTDB_NO_MEMORY(ctdb, capabilities);
3276
3277         ret = -1;
3278
3279         /* collect capabilities for all connected nodes */
3280         for (i=0; i<nodemap->num; i++) {
3281                 if (nodemap->nodes[i].flags & NODE_FLAGS_INACTIVE) {
3282                         continue;
3283                 }
3284                 if (nodemap->nodes[i].flags & NODE_FLAGS_PERMANENTLY_DISABLED) {
3285                         continue;
3286                 }
3287
3288                 if (!ctdb_getcapabilities(ctdb_connection, i, &capabilities[i])) {
3289                         DEBUG(DEBUG_ERR, ("Unable to get capabilities from node %u\n", i));
3290                         ret = -1;
3291                         goto done;
3292                 }
3293
3294                 if (!(capabilities[i] & CTDB_CAP_LVS)) {
3295                         continue;
3296                 }
3297
3298                 if (!(nodemap->nodes[i].flags & NODE_FLAGS_UNHEALTHY)) {
3299                         healthy_count++;
3300                 }
3301         }
3302
3303         /* find and show the lvsmaster */
3304         for (i=0; i<nodemap->num; i++) {
3305                 if (nodemap->nodes[i].flags & NODE_FLAGS_INACTIVE) {
3306                         continue;
3307                 }
3308                 if (nodemap->nodes[i].flags & NODE_FLAGS_PERMANENTLY_DISABLED) {
3309                         continue;
3310                 }
3311                 if (!(capabilities[i] & CTDB_CAP_LVS)) {
3312                         continue;
3313                 }
3314
3315                 if (healthy_count != 0) {
3316                         if (nodemap->nodes[i].flags & NODE_FLAGS_UNHEALTHY) {
3317                                 continue;
3318                         }
3319                 }
3320
3321                 if (options.machinereadable){
3322                         printf("%d\n", i);
3323                 } else {
3324                         printf("Node %d is LVS master\n", i);
3325                 }
3326                 ret = 0;
3327                 goto done;
3328         }
3329
3330         printf("There is no LVS master\n");
3331 done:
3332         ctdb_free_nodemap(nodemap);
3333         return ret;
3334 }
3335
3336 /*
3337   disable monitoring on a  node
3338  */
3339 static int control_disable_monmode(struct ctdb_context *ctdb, int argc, const char **argv)
3340 {
3341
3342         int ret;
3343
3344         ret = ctdb_ctrl_disable_monmode(ctdb, TIMELIMIT(), options.pnn);
3345         if (ret != 0) {
3346                 DEBUG(DEBUG_ERR, ("Unable to disable monmode on node %u\n", options.pnn));
3347                 return ret;
3348         }
3349         printf("Monitoring mode:%s\n","DISABLED");
3350
3351         return 0;
3352 }
3353
3354 /*
3355   enable monitoring on a  node
3356  */
3357 static int control_enable_monmode(struct ctdb_context *ctdb, int argc, const char **argv)
3358 {
3359
3360         int ret;
3361
3362         ret = ctdb_ctrl_enable_monmode(ctdb, TIMELIMIT(), options.pnn);
3363         if (ret != 0) {
3364                 DEBUG(DEBUG_ERR, ("Unable to enable monmode on node %u\n", options.pnn));
3365                 return ret;
3366         }
3367         printf("Monitoring mode:%s\n","ACTIVE");
3368
3369         return 0;
3370 }
3371
3372 /*
3373   display remote list of keys/data for a db
3374  */
3375 static int control_catdb(struct ctdb_context *ctdb, int argc, const char **argv)
3376 {
3377         const char *db_name;
3378         struct ctdb_db_context *ctdb_db;
3379         int ret;
3380         struct ctdb_dump_db_context c;
3381         uint8_t flags;
3382
3383         if (argc < 1) {
3384                 usage();
3385         }
3386
3387         db_name = argv[0];
3388
3389         if (!db_exists(ctdb, db_name, NULL, &flags)) {
3390                 return -1;
3391         }
3392
3393         ctdb_db = ctdb_attach(ctdb, TIMELIMIT(), db_name, flags & CTDB_DB_FLAGS_PERSISTENT, 0);
3394         if (ctdb_db == NULL) {
3395                 DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", db_name));
3396                 return -1;
3397         }
3398
3399         if (options.printlmaster) {
3400                 ret = ctdb_ctrl_getvnnmap(ctdb, TIMELIMIT(), options.pnn,
3401                                           ctdb, &ctdb->vnn_map);
3402                 if (ret != 0) {
3403                         DEBUG(DEBUG_ERR, ("Unable to get vnnmap from node %u\n",
3404                                           options.pnn));
3405                         return ret;
3406                 }
3407         }
3408
3409         ZERO_STRUCT(c);
3410         c.f = stdout;
3411         c.printemptyrecords = (bool)options.printemptyrecords;
3412         c.printdatasize = (bool)options.printdatasize;
3413         c.printlmaster = (bool)options.printlmaster;
3414         c.printhash = (bool)options.printhash;
3415         c.printrecordflags = (bool)options.printrecordflags;
3416
3417         /* traverse and dump the cluster tdb */
3418         ret = ctdb_dump_db(ctdb_db, &c);
3419         if (ret == -1) {
3420                 DEBUG(DEBUG_ERR, ("Unable to dump database\n"));
3421                 DEBUG(DEBUG_ERR, ("Maybe try 'ctdb getdbstatus %s'"
3422                                   " and 'ctdb getvar AllowUnhealthyDBRead'\n",
3423                                   db_name));
3424                 return -1;
3425         }
3426         talloc_free(ctdb_db);
3427
3428         printf("Dumped %d records\n", ret);
3429         return 0;
3430 }
3431
3432 struct cattdb_data {
3433         struct ctdb_context *ctdb;
3434         uint32_t count;
3435 };
3436
3437 static int cattdb_traverse(struct tdb_context *tdb, TDB_DATA key, TDB_DATA data, void *private_data)
3438 {
3439         struct cattdb_data *d = private_data;
3440         struct ctdb_dump_db_context c;
3441
3442         d->count++;
3443
3444         ZERO_STRUCT(c);
3445         c.f = stdout;
3446         c.printemptyrecords = (bool)options.printemptyrecords;
3447         c.printdatasize = (bool)options.printdatasize;
3448         c.printlmaster = false;
3449         c.printhash = (bool)options.printhash;
3450         c.printrecordflags = true;
3451
3452         return ctdb_dumpdb_record(d->ctdb, key, data, &c);
3453 }
3454
3455 /*
3456   cat the local tdb database using same format as catdb
3457  */
3458 static int control_cattdb(struct ctdb_context *ctdb, int argc, const char **argv)
3459 {
3460         const char *db_name;
3461         struct ctdb_db_context *ctdb_db;
3462         struct cattdb_data d;
3463         uint8_t flags;
3464
3465         if (argc < 1) {
3466                 usage();
3467         }
3468
3469         db_name = argv[0];
3470
3471         if (!db_exists(ctdb, db_name, NULL, &flags)) {
3472                 return -1;
3473         }
3474
3475         ctdb_db = ctdb_attach(ctdb, TIMELIMIT(), db_name, flags & CTDB_DB_FLAGS_PERSISTENT, 0);
3476         if (ctdb_db == NULL) {
3477                 DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", db_name));
3478                 return -1;
3479         }
3480
3481         /* traverse the local tdb */
3482         d.count = 0;
3483         d.ctdb  = ctdb;
3484         if (tdb_traverse_read(ctdb_db->ltdb->tdb, cattdb_traverse, &d) == -1) {
3485                 printf("Failed to cattdb data\n");
3486                 exit(10);
3487         }
3488         talloc_free(ctdb_db);
3489
3490         printf("Dumped %d records\n", d.count);
3491         return 0;
3492 }
3493
3494 /*
3495   display the content of a database key
3496  */
3497 static int control_readkey(struct ctdb_context *ctdb, int argc, const char **argv)
3498 {
3499         const char *db_name;
3500         struct ctdb_db_context *ctdb_db;
3501         struct ctdb_record_handle *h;
3502         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
3503         TDB_DATA key, data;
3504         uint8_t flags;
3505
3506         if (argc < 2) {
3507                 usage();
3508         }
3509
3510         db_name = argv[0];
3511
3512         if (!db_exists(ctdb, db_name, NULL, &flags)) {
3513                 return -1;
3514         }
3515
3516         ctdb_db = ctdb_attach(ctdb, TIMELIMIT(), db_name, flags & CTDB_DB_FLAGS_PERSISTENT, 0);
3517         if (ctdb_db == NULL) {
3518                 DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", db_name));
3519                 return -1;
3520         }
3521
3522         key.dptr  = discard_const(argv[1]);
3523         key.dsize = strlen((char *)key.dptr);
3524
3525         h = ctdb_fetch_lock(ctdb_db, tmp_ctx, key, &data);
3526         if (h == NULL) {
3527                 printf("Failed to fetch record '%s' on node %d\n",
3528                         (const char *)key.dptr, ctdb_get_pnn(ctdb));
3529                 talloc_free(tmp_ctx);
3530                 exit(10);
3531         }
3532
3533         printf("Data: size:%d ptr:[%s]\n", (int)data.dsize, data.dptr);
3534
3535         talloc_free(ctdb_db);
3536         talloc_free(tmp_ctx);
3537         return 0;
3538 }
3539
3540 /*
3541   display the content of a database key
3542  */
3543 static int control_writekey(struct ctdb_context *ctdb, int argc, const char **argv)
3544 {
3545         const char *db_name;
3546         struct ctdb_db_context *ctdb_db;
3547         struct ctdb_record_handle *h;
3548         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
3549         TDB_DATA key, data;
3550         uint8_t flags;
3551
3552         if (argc < 3) {
3553                 usage();
3554         }
3555
3556         db_name = argv[0];
3557
3558         if (!db_exists(ctdb, db_name, NULL, &flags)) {
3559                 return -1;
3560         }
3561
3562         ctdb_db = ctdb_attach(ctdb, TIMELIMIT(), db_name, flags & CTDB_DB_FLAGS_PERSISTENT, 0);
3563         if (ctdb_db == NULL) {
3564                 DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", db_name));
3565                 return -1;
3566         }
3567
3568         key.dptr  = discard_const(argv[1]);
3569         key.dsize = strlen((char *)key.dptr);
3570
3571         h = ctdb_fetch_lock(ctdb_db, tmp_ctx, key, &data);
3572         if (h == NULL) {
3573                 printf("Failed to fetch record '%s' on node %d\n",
3574                         (const char *)key.dptr, ctdb_get_pnn(ctdb));
3575                 talloc_free(tmp_ctx);
3576                 exit(10);
3577         }
3578
3579         data.dptr  = discard_const(argv[2]);
3580         data.dsize = strlen((char *)data.dptr);
3581
3582         if (ctdb_record_store(h, data) != 0) {
3583                 printf("Failed to store record\n");
3584         }
3585
3586         talloc_free(h);
3587         talloc_free(ctdb_db);
3588         talloc_free(tmp_ctx);
3589         return 0;
3590 }
3591
3592 /*
3593   fetch a record from a persistent database
3594  */
3595 static int control_pfetch(struct ctdb_context *ctdb, int argc, const char **argv)
3596 {
3597         const char *db_name;
3598         struct ctdb_db_context *ctdb_db;
3599         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
3600         struct ctdb_transaction_handle *h;
3601         TDB_DATA key, data;
3602         int fd, ret;
3603         bool persistent;
3604         uint8_t flags;
3605
3606         if (argc < 2) {
3607                 talloc_free(tmp_ctx);
3608                 usage();
3609         }
3610
3611         db_name = argv[0];
3612
3613         if (!db_exists(ctdb, db_name, NULL, &flags)) {
3614                 talloc_free(tmp_ctx);
3615                 return -1;
3616         }
3617
3618         persistent = flags & CTDB_DB_FLAGS_PERSISTENT;
3619         if (!persistent) {
3620                 DEBUG(DEBUG_ERR,("Database '%s' is not persistent\n", db_name));
3621                 talloc_free(tmp_ctx);
3622                 return -1;
3623         }
3624
3625         ctdb_db = ctdb_attach(ctdb, TIMELIMIT(), db_name, persistent, 0);
3626         if (ctdb_db == NULL) {
3627                 DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", db_name));
3628                 talloc_free(tmp_ctx);
3629                 return -1;
3630         }
3631
3632         h = ctdb_transaction_start(ctdb_db, tmp_ctx);
3633         if (h == NULL) {
3634                 DEBUG(DEBUG_ERR,("Failed to start transaction on database %s\n", db_name));
3635                 talloc_free(tmp_ctx);
3636                 return -1;
3637         }
3638
3639         key.dptr  = discard_const(argv[1]);
3640         key.dsize = strlen(argv[1]);
3641         ret = ctdb_transaction_fetch(h, tmp_ctx, key, &data);
3642         if (ret != 0) {
3643                 DEBUG(DEBUG_ERR,("Failed to fetch record\n"));
3644                 talloc_free(tmp_ctx);
3645                 return -1;
3646         }
3647
3648         if (data.dsize == 0 || data.dptr == NULL) {
3649                 DEBUG(DEBUG_ERR,("Record is empty\n"));
3650                 talloc_free(tmp_ctx);
3651                 return -1;
3652         }
3653
3654         if (argc == 3) {
3655           fd = open(argv[2], O_WRONLY|O_CREAT|O_TRUNC, 0600);
3656                 if (fd == -1) {
3657                         DEBUG(DEBUG_ERR,("Failed to open output file %s\n", argv[2]));
3658                         talloc_free(tmp_ctx);
3659                         return -1;
3660                 }
3661                 write(fd, data.dptr, data.dsize);
3662                 close(fd);
3663         } else {
3664                 write(1, data.dptr, data.dsize);
3665         }
3666
3667         /* abort the transaction */
3668         talloc_free(h);
3669
3670
3671         talloc_free(tmp_ctx);
3672         return 0;
3673 }
3674
3675 /*
3676   fetch a record from a tdb-file
3677  */
3678 static int control_tfetch(struct ctdb_context *ctdb, int argc, const char **argv)
3679 {
3680         const char *tdb_file;
3681         TDB_CONTEXT *tdb;
3682         TDB_DATA key, data;
3683         TALLOC_CTX *tmp_ctx = talloc_new(NULL);
3684         int fd;
3685
3686         if (argc < 2) {
3687                 usage();
3688         }
3689
3690         tdb_file = argv[0];
3691
3692         tdb = tdb_open(tdb_file, 0, 0, O_RDONLY, 0);
3693         if (tdb == NULL) {
3694                 printf("Failed to open TDB file %s\n", tdb_file);
3695                 return -1;
3696         }
3697
3698         if (!strncmp(argv[1], "0x", 2)) {
3699                 key = hextodata(tmp_ctx, argv[1] + 2);
3700                 if (key.dsize == 0) {
3701                         printf("Failed to convert \"%s\" into a TDB_DATA\n", argv[1]);
3702                         return -1;
3703                 }
3704         } else {
3705                 key.dptr  = discard_const(argv[1]);
3706                 key.dsize = strlen(argv[1]);
3707         }
3708
3709         data = tdb_fetch(tdb, key);
3710         if (data.dptr == NULL || data.dsize < sizeof(struct ctdb_ltdb_header)) {
3711                 printf("Failed to read record %s from tdb %s\n", argv[1], tdb_file);
3712                 tdb_close(tdb);
3713                 return -1;
3714         }
3715
3716         tdb_close(tdb);
3717
3718         if (argc == 3) {
3719           fd = open(argv[2], O_WRONLY|O_CREAT|O_TRUNC, 0600);
3720                 if (fd == -1) {
3721                         printf("Failed to open output file %s\n", argv[2]);
3722                         return -1;
3723                 }
3724                 if (options.verbose){
3725                         write(fd, data.dptr, data.dsize);
3726                 } else {
3727                         write(fd, data.dptr+sizeof(struct ctdb_ltdb_header), data.dsize-sizeof(struct ctdb_ltdb_header));
3728                 }
3729                 close(fd);
3730         } else {
3731                 if (options.verbose){
3732                         write(1, data.dptr, data.dsize);
3733                 } else {
3734                         write(1, data.dptr+sizeof(struct ctdb_ltdb_header), data.dsize-sizeof(struct ctdb_ltdb_header));
3735                 }
3736         }
3737
3738         talloc_free(tmp_ctx);
3739         return 0;
3740 }
3741
3742 /*
3743   store a record and header to a tdb-file
3744  */
3745 static int control_tstore(struct ctdb_context *ctdb, int argc, const char **argv)
3746 {
3747         const char *tdb_file;
3748         TDB_CONTEXT *tdb;
3749         TDB_DATA key, data;
3750         TALLOC_CTX *tmp_ctx = talloc_new(NULL);
3751
3752         if (argc < 3) {
3753                 usage();
3754         }
3755
3756         tdb_file = argv[0];
3757
3758         tdb = tdb_open(tdb_file, 0, 0, O_RDWR, 0);
3759         if (tdb == NULL) {
3760                 printf("Failed to open TDB file %s\n", tdb_file);
3761                 return -1;
3762         }
3763
3764         if (!strncmp(argv[1], "0x", 2)) {
3765                 key = hextodata(tmp_ctx, argv[1] + 2);
3766                 if (key.dsize == 0) {
3767                         printf("Failed to convert \"%s\" into a TDB_DATA\n", argv[1]);
3768                         return -1;
3769                 }
3770         } else {
3771                 key.dptr  = discard_const(argv[1]);
3772                 key.dsize = strlen(argv[1]);
3773         }
3774
3775         if (!strncmp(argv[2], "0x", 2)) {
3776                 data = hextodata(tmp_ctx, argv[2] + 2);
3777                 if (data.dsize == 0) {
3778                         printf("Failed to convert \"%s\" into a TDB_DATA\n", argv[2]);
3779                         return -1;
3780                 }
3781         } else {
3782                 data.dptr  = discard_const(argv[2]);
3783                 data.dsize = strlen(argv[2]);
3784         }
3785
3786         if (data.dsize < sizeof(struct ctdb_ltdb_header)) {
3787                 printf("Not enough data. You must specify the full ctdb_ltdb_header too when storing\n");
3788                 return -1;
3789         }
3790         if (tdb_store(tdb, key, data, TDB_REPLACE) != 0) {
3791                 printf("Failed to write record %s to tdb %s\n", argv[1], tdb_file);
3792                 tdb_close(tdb);
3793                 return -1;
3794         }
3795
3796         tdb_close(tdb);
3797
3798         talloc_free(tmp_ctx);
3799         return 0;
3800 }
3801
3802 /*
3803   write a record to a persistent database
3804  */
3805 static int control_pstore(struct ctdb_context *ctdb, int argc, const char **argv)
3806 {
3807         const char *db_name;
3808         struct ctdb_db_context *ctdb_db;
3809         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
3810         struct ctdb_transaction_handle *h;
3811         struct stat st;
3812         TDB_DATA key, data;
3813         int fd, ret;
3814
3815         if (argc < 3) {
3816                 talloc_free(tmp_ctx);
3817                 usage();
3818         }
3819
3820         fd = open(argv[2], O_RDONLY);
3821         if (fd == -1) {
3822                 DEBUG(DEBUG_ERR,("Failed to open file containing record data : %s  %s\n", argv[2], strerror(errno)));
3823                 talloc_free(tmp_ctx);
3824                 return -1;
3825         }
3826
3827         ret = fstat(fd, &st);
3828         if (ret == -1) {
3829                 DEBUG(DEBUG_ERR,("fstat of file %s failed: %s\n", argv[2], strerror(errno)));
3830                 close(fd);
3831                 talloc_free(tmp_ctx);
3832                 return -1;
3833         }
3834
3835         if (!S_ISREG(st.st_mode)) {
3836                 DEBUG(DEBUG_ERR,("Not a regular file %s\n", argv[2]));
3837                 close(fd);
3838                 talloc_free(tmp_ctx);
3839                 return -1;
3840         }
3841
3842         data.dsize = st.st_size;
3843         if (data.dsize == 0) {
3844                 data.dptr  = NULL;
3845         } else {
3846                 data.dptr = talloc_size(tmp_ctx, data.dsize);
3847                 if (data.dptr == NULL) {
3848                         DEBUG(DEBUG_ERR,("Failed to talloc %d of memory to store record data\n", (int)data.dsize));
3849                         close(fd);
3850                         talloc_free(tmp_ctx);
3851                         return -1;
3852                 }
3853                 ret = read(fd, data.dptr, data.dsize);
3854                 if (ret != data.dsize) {
3855                         DEBUG(DEBUG_ERR,("Failed to read %d bytes of record data\n", (int)data.dsize));
3856                         close(fd);
3857                         talloc_free(tmp_ctx);
3858                         return -1;
3859                 }
3860         }
3861         close(fd);
3862
3863
3864         db_name = argv[0];
3865
3866         ctdb_db = ctdb_attach(ctdb, TIMELIMIT(), db_name, true, 0);
3867         if (ctdb_db == NULL) {
3868                 DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", db_name));
3869                 talloc_free(tmp_ctx);
3870                 return -1;
3871         }
3872
3873         h = ctdb_transaction_start(ctdb_db, tmp_ctx);
3874         if (h == NULL) {
3875                 DEBUG(DEBUG_ERR,("Failed to start transaction on database %s\n", db_name));
3876                 talloc_free(tmp_ctx);
3877                 return -1;
3878         }
3879
3880         key.dptr  = discard_const(argv[1]);
3881         key.dsize = strlen(argv[1]);
3882         ret = ctdb_transaction_store(h, key, data);
3883         if (ret != 0) {
3884                 DEBUG(DEBUG_ERR,("Failed to store record\n"));
3885                 talloc_free(tmp_ctx);
3886                 return -1;
3887         }
3888
3889         ret = ctdb_transaction_commit(h);
3890         if (ret != 0) {
3891                 DEBUG(DEBUG_ERR,("Failed to commit transaction\n"));
3892                 talloc_free(tmp_ctx);
3893                 return -1;
3894         }
3895
3896
3897         talloc_free(tmp_ctx);
3898         return 0;
3899 }
3900
3901 /*
3902  * delete a record from a persistent database
3903  */
3904 static int control_pdelete(struct ctdb_context *ctdb, int argc, const char **argv)
3905 {
3906         const char *db_name;
3907         struct ctdb_db_context *ctdb_db;
3908         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
3909         struct ctdb_transaction_handle *h;
3910         TDB_DATA key;
3911         int ret;
3912         bool persistent;
3913         uint8_t flags;
3914
3915         if (argc < 2) {
3916                 talloc_free(tmp_ctx);
3917                 usage();
3918         }
3919
3920         db_name = argv[0];
3921
3922         if (!db_exists(ctdb, db_name, NULL, &flags)) {
3923                 talloc_free(tmp_ctx);
3924                 return -1;
3925         }
3926
3927         persistent = flags & CTDB_DB_FLAGS_PERSISTENT;
3928         if (!persistent) {
3929                 DEBUG(DEBUG_ERR, ("Database '%s' is not persistent\n", db_name));
3930                 talloc_free(tmp_ctx);
3931                 return -1;
3932         }
3933
3934         ctdb_db = ctdb_attach(ctdb, TIMELIMIT(), db_name, persistent, 0);
3935         if (ctdb_db == NULL) {
3936                 DEBUG(DEBUG_ERR, ("Unable to attach to database '%s'\n", db_name));
3937                 talloc_free(tmp_ctx);
3938                 return -1;
3939         }
3940
3941         h = ctdb_transaction_start(ctdb_db, tmp_ctx);
3942         if (h == NULL) {
3943                 DEBUG(DEBUG_ERR, ("Failed to start transaction on database %s\n", db_name));
3944                 talloc_free(tmp_ctx);
3945                 return -1;
3946         }
3947
3948         key.dptr = discard_const(argv[1]);
3949         key.dsize = strlen(argv[1]);
3950         ret = ctdb_transaction_store(h, key, tdb_null);
3951         if (ret != 0) {
3952                 DEBUG(DEBUG_ERR, ("Failed to delete record\n"));
3953                 talloc_free(tmp_ctx);
3954                 return -1;
3955         }
3956
3957         ret = ctdb_transaction_commit(h);
3958         if (ret != 0) {
3959                 DEBUG(DEBUG_ERR, ("Failed to commit transaction\n"));
3960                 talloc_free(tmp_ctx);
3961                 return -1;
3962         }
3963
3964         talloc_free(tmp_ctx);
3965         return 0;
3966 }
3967
3968 /*
3969   check if a service is bound to a port or not
3970  */
3971 static int control_chktcpport(struct ctdb_context *ctdb, int argc, const char **argv)
3972 {
3973         int s, ret;
3974         unsigned v;
3975         int port;
3976         struct sockaddr_in sin;
3977
3978         if (argc != 1) {
3979                 printf("Use: ctdb chktcport <port>\n");
3980                 return EINVAL;
3981         }
3982
3983         port = atoi(argv[0]);
3984
3985         s = socket(PF_INET, SOCK_STREAM, IPPROTO_TCP);
3986         if (s == -1) {
3987                 printf("Failed to open local socket\n");
3988                 return errno;
3989         }
3990
3991         v = fcntl(s, F_GETFL, 0);
3992         fcntl(s, F_SETFL, v | O_NONBLOCK);
3993
3994         bzero(&sin, sizeof(sin));
3995         sin.sin_family = PF_INET;
3996         sin.sin_port   = htons(port);
3997         ret = bind(s, (struct sockaddr *)&sin, sizeof(sin));
3998         close(s);
3999         if (ret == -1) {
4000                 printf("Failed to bind to local socket: %d %s\n", errno, strerror(errno));
4001                 return errno;
4002         }
4003
4004         return 0;
4005 }
4006
4007
4008
4009 static void log_handler(struct ctdb_context *ctdb, uint64_t srvid,
4010                              TDB_DATA data, void *private_data)
4011 {
4012         DEBUG(DEBUG_ERR,("Log data received\n"));
4013         if (data.dsize > 0) {
4014                 printf("%s", data.dptr);
4015         }
4016
4017         exit(0);
4018 }
4019
4020 /*
4021   display a list of log messages from the in memory ringbuffer
4022  */
4023 static int control_getlog(struct ctdb_context *ctdb, int argc, const char **argv)
4024 {
4025         int ret, i;
4026         bool main_daemon;
4027         struct ctdb_get_log_addr log_addr;
4028         TDB_DATA data;
4029         struct timeval tv;
4030
4031         /* Since this can fail, do it first */
4032         log_addr.pnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE);
4033         if (log_addr.pnn == -1) {
4034                 DEBUG(DEBUG_ERR, ("Failed to get pnn of local node\n"));
4035                 return -1;
4036         }
4037
4038         /* Process options */
4039         main_daemon = true;
4040         log_addr.level = DEBUG_NOTICE;
4041         for (i = 0; i < argc; i++) {
4042                 if (strcmp(argv[i], "recoverd") == 0) {
4043                         main_daemon = false;
4044                 } else {
4045                         if (isalpha(argv[i][0]) || argv[i][0] == '-') {
4046                                 log_addr.level = get_debug_by_desc(argv[i]);
4047                         } else {
4048                                 log_addr.level = strtol(argv[i], NULL, 0);
4049                         }
4050                 }
4051         }
4052
4053         /* Our message port is our PID */
4054         log_addr.srvid = getpid();
4055
4056         data.dptr = (unsigned char *)&log_addr;
4057         data.dsize = sizeof(log_addr);
4058
4059         DEBUG(DEBUG_ERR, ("Pulling logs from node %u\n", options.pnn));
4060
4061         ctdb_client_set_message_handler(ctdb, log_addr.srvid, log_handler, NULL);
4062         sleep(1);
4063
4064         DEBUG(DEBUG_ERR,("Listen for response on %d\n", (int)log_addr.srvid));
4065
4066         if (main_daemon) {
4067                 int32_t res;
4068                 char *errmsg;
4069                 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
4070
4071                 ret = ctdb_control(ctdb, options.pnn, 0, CTDB_CONTROL_GET_LOG,
4072                                    0, data, tmp_ctx, NULL, &res, NULL, &errmsg);
4073                 if (ret != 0 || res != 0) {
4074                         DEBUG(DEBUG_ERR,("Failed to get logs - %s\n", errmsg));
4075                         talloc_free(tmp_ctx);
4076                         return -1;
4077                 }
4078                 talloc_free(tmp_ctx);
4079         } else {
4080                 ret = ctdb_client_send_message(ctdb, options.pnn,
4081                                                CTDB_SRVID_GETLOG, data);
4082                 if (ret != 0) {
4083                         DEBUG(DEBUG_ERR,("Failed to send getlog request message to %u\n", options.pnn));
4084                         return -1;
4085                 }
4086         }
4087
4088         tv = timeval_current();
4089         /* this loop will terminate when we have received the reply */
4090         while (timeval_elapsed(&tv) < (double)options.timelimit) {
4091                 event_loop_once(ctdb->ev);
4092         }
4093
4094         DEBUG(DEBUG_INFO,("Timed out waiting for log data.\n"));
4095
4096         return 0;
4097 }
4098
4099 /*
4100   clear the in memory log area
4101  */
4102 static int control_clearlog(struct ctdb_context *ctdb, int argc, const char **argv)
4103 {
4104         int ret;
4105
4106         if (argc == 0 || (argc >= 1 && strcmp(argv[0], "recoverd") != 0)) {
4107                 /* "recoverd" not given - get logs from main daemon */
4108                 int32_t res;
4109                 char *errmsg;
4110                 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
4111
4112                 ret = ctdb_control(ctdb, options.pnn, 0, CTDB_CONTROL_CLEAR_LOG,
4113                                    0, tdb_null, tmp_ctx, NULL, &res, NULL, &errmsg);
4114                 if (ret != 0 || res != 0) {
4115                         DEBUG(DEBUG_ERR,("Failed to clear logs\n"));
4116                         talloc_free(tmp_ctx);
4117                         return -1;
4118                 }
4119
4120                 talloc_free(tmp_ctx);
4121         } else {
4122                 TDB_DATA data; /* unused in recoverd... */
4123                 data.dsize = 0;
4124
4125                 ret = ctdb_client_send_message(ctdb, options.pnn, CTDB_SRVID_CLEARLOG, data);
4126                 if (ret != 0) {
4127                         DEBUG(DEBUG_ERR,("Failed to send clearlog request message to %u\n", options.pnn));
4128                         return -1;
4129                 }
4130         }
4131
4132         return 0;
4133 }
4134
4135
4136 static uint32_t reloadips_finished;
4137
4138 static void reloadips_handler(struct ctdb_context *ctdb, uint64_t srvid,
4139                              TDB_DATA data, void *private_data)
4140 {
4141         reloadips_finished = 1;
4142 }
4143
4144 static int reloadips_all(struct ctdb_context *ctdb)
4145 {
4146         struct reloadips_all_reply rips;
4147         struct ctdb_node_map *nodemap=NULL;
4148         TDB_DATA data;
4149         uint32_t recmaster;
4150         int ret, i;
4151
4152         /* check that there are valid nodes available */
4153         if (ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap) != 0) {
4154                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
4155                 return 1;
4156         }
4157         for (i=0; i<nodemap->num;i++) {
4158                 if (nodemap->nodes[i].flags != 0) {
4159                         DEBUG(DEBUG_ERR,("reloadips -n all  can only be used when all nodes are up and healthy. Aborting due to problem with node %d\n", i));
4160                         return 1;
4161                 }
4162         }
4163
4164
4165         rips.pnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE);
4166         if (rips.pnn == -1) {
4167                 DEBUG(DEBUG_ERR, ("Failed to get pnn of local node\n"));
4168                 return 1;
4169         }
4170         rips.srvid = getpid();
4171
4172
4173         /* register a message port for receiveing the reply so that we
4174            can receive the reply
4175         */
4176         ctdb_client_set_message_handler(ctdb, rips.srvid, reloadips_handler, NULL);
4177
4178         if (!ctdb_getrecmaster(ctdb_connection, CTDB_CURRENT_NODE, &recmaster)) {
4179                 DEBUG(DEBUG_ERR, ("Unable to get recmaster from node\n"));
4180                 return -1;
4181         }
4182
4183
4184         data.dptr = (uint8_t *)&rips;
4185         data.dsize = sizeof(rips);
4186
4187         ret = ctdb_client_send_message(ctdb, recmaster, CTDB_SRVID_RELOAD_ALL_IPS, data);
4188         if (ret != 0) {
4189                 DEBUG(DEBUG_ERR,("Failed to send reload all ips request message to %u\n", options.pnn));
4190                 return 1;
4191         }
4192
4193         reloadips_finished = 0;
4194         while (reloadips_finished == 0) {
4195                 event_loop_once(ctdb->ev);
4196         }
4197
4198         return 0;
4199 }
4200
4201 /*
4202   reload public ips on a specific node
4203  */
4204 static int control_reloadips(struct ctdb_context *ctdb, int argc, const char **argv)
4205 {
4206         int ret;
4207         int32_t res;
4208         char *errmsg;
4209         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
4210
4211         if (options.pnn == CTDB_BROADCAST_ALL) {
4212                 return reloadips_all(ctdb);
4213         }
4214
4215         ret = ctdb_control(ctdb, options.pnn, 0, CTDB_CONTROL_RELOAD_PUBLIC_IPS,
4216                            0, tdb_null, tmp_ctx, NULL, &res, NULL, &errmsg);
4217         if (ret != 0 || res != 0) {
4218                 DEBUG(DEBUG_ERR,("Failed to reload ips\n"));
4219                 talloc_free(tmp_ctx);
4220                 return -1;
4221         }
4222
4223         talloc_free(tmp_ctx);
4224         return 0;
4225 }
4226
4227 /*
4228   display a list of the databases on a remote ctdb
4229  */
4230 static int control_getdbmap(struct ctdb_context *ctdb, int argc, const char **argv)
4231 {
4232         int i, ret;
4233         struct ctdb_dbid_map *dbmap=NULL;
4234
4235         ret = ctdb_ctrl_getdbmap(ctdb, TIMELIMIT(), options.pnn, ctdb, &dbmap);
4236         if (ret != 0) {
4237                 DEBUG(DEBUG_ERR, ("Unable to get dbids from node %u\n", options.pnn));
4238                 return ret;
4239         }
4240
4241         if(options.machinereadable){
4242                 printf(":ID:Name:Path:Persistent:Sticky:Unhealthy:ReadOnly:\n");
4243                 for(i=0;i<dbmap->num;i++){
4244                         const char *path;
4245                         const char *name;
4246                         const char *health;
4247                         bool persistent;
4248                         bool readonly;
4249                         bool sticky;
4250
4251                         ctdb_ctrl_getdbpath(ctdb, TIMELIMIT(), options.pnn,
4252                                             dbmap->dbs[i].dbid, ctdb, &path);
4253                         ctdb_ctrl_getdbname(ctdb, TIMELIMIT(), options.pnn,
4254                                             dbmap->dbs[i].dbid, ctdb, &name);
4255                         ctdb_ctrl_getdbhealth(ctdb, TIMELIMIT(), options.pnn,
4256                                               dbmap->dbs[i].dbid, ctdb, &health);
4257                         persistent = dbmap->dbs[i].flags & CTDB_DB_FLAGS_PERSISTENT;
4258                         readonly   = dbmap->dbs[i].flags & CTDB_DB_FLAGS_READONLY;
4259                         sticky     = dbmap->dbs[i].flags & CTDB_DB_FLAGS_STICKY;
4260                         printf(":0x%08X:%s:%s:%d:%d:%d:%d:\n",
4261                                dbmap->dbs[i].dbid, name, path,
4262                                !!(persistent), !!(sticky),
4263                                !!(health), !!(readonly));
4264                 }
4265                 return 0;
4266         }
4267
4268         printf("Number of databases:%d\n", dbmap->num);
4269         for(i=0;i<dbmap->num;i++){
4270                 const char *path;
4271                 const char *name;
4272                 const char *health;
4273                 bool persistent;
4274                 bool readonly;
4275                 bool sticky;
4276
4277                 ctdb_ctrl_getdbpath(ctdb, TIMELIMIT(), options.pnn, dbmap->dbs[i].dbid, ctdb, &path);
4278                 ctdb_ctrl_getdbname(ctdb, TIMELIMIT(), options.pnn, dbmap->dbs[i].dbid, ctdb, &name);
4279                 ctdb_ctrl_getdbhealth(ctdb, TIMELIMIT(), options.pnn, dbmap->dbs[i].dbid, ctdb, &health);
4280                 persistent = dbmap->dbs[i].flags & CTDB_DB_FLAGS_PERSISTENT;
4281                 readonly   = dbmap->dbs[i].flags & CTDB_DB_FLAGS_READONLY;
4282                 sticky     = dbmap->dbs[i].flags & CTDB_DB_FLAGS_STICKY;
4283                 printf("dbid:0x%08x name:%s path:%s%s%s%s%s\n",
4284                        dbmap->dbs[i].dbid, name, path,
4285                        persistent?" PERSISTENT":"",
4286                        sticky?" STICKY":"",
4287                        readonly?" READONLY":"",
4288                        health?" UNHEALTHY":"");
4289         }
4290
4291         return 0;
4292 }
4293
4294 /*
4295   display the status of a database on a remote ctdb
4296  */
4297 static int control_getdbstatus(struct ctdb_context *ctdb, int argc, const char **argv)
4298 {
4299         const char *db_name;
4300         uint32_t db_id;
4301         uint8_t flags;
4302         const char *path;
4303         const char *health;
4304
4305         if (argc < 1) {
4306                 usage();
4307         }
4308
4309         db_name = argv[0];
4310
4311         if (!db_exists(ctdb, db_name, &db_id, &flags)) {
4312                 return -1;
4313         }
4314
4315         ctdb_ctrl_getdbpath(ctdb, TIMELIMIT(), options.pnn, db_id, ctdb, &path);
4316         ctdb_ctrl_getdbhealth(ctdb, TIMELIMIT(), options.pnn, db_id, ctdb, &health);
4317         printf("dbid: 0x%08x\nname: %s\npath: %s\nPERSISTENT: %s\nSTICKY: %s\nREADONLY: %s\nHEALTH: %s\n",
4318                db_id, db_name, path,
4319                (flags & CTDB_DB_FLAGS_PERSISTENT ? "yes" : "no"),
4320                (flags & CTDB_DB_FLAGS_STICKY ? "yes" : "no"),
4321                (flags & CTDB_DB_FLAGS_READONLY ? "yes" : "no"),
4322                (health ? health : "OK"));
4323
4324         return 0;
4325 }
4326
4327 /*
4328   check if the local node is recmaster or not
4329   it will return 1 if this node is the recmaster and 0 if it is not
4330   or if the local ctdb daemon could not be contacted
4331  */
4332 static int control_isnotrecmaster(struct ctdb_context *ctdb, int argc, const char **argv)
4333 {
4334         uint32_t mypnn, recmaster;
4335
4336         mypnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), options.pnn);
4337         if (mypnn == -1) {
4338                 printf("Failed to get pnn of node\n");
4339                 return 1;
4340         }
4341
4342         if (!ctdb_getrecmaster(ctdb_connection, options.pnn, &recmaster)) {
4343                 printf("Failed to get the recmaster\n");
4344                 return 1;
4345         }
4346
4347         if (recmaster != mypnn) {
4348                 printf("this node is not the recmaster\n");
4349                 return 1;
4350         }
4351
4352         printf("this node is the recmaster\n");
4353         return 0;
4354 }
4355
4356 /*
4357   ping a node
4358  */
4359 static int control_ping(struct ctdb_context *ctdb, int argc, const char **argv)
4360 {
4361         int ret;
4362         struct timeval tv = timeval_current();
4363         ret = ctdb_ctrl_ping(ctdb, options.pnn);
4364         if (ret == -1) {
4365                 printf("Unable to get ping response from node %u\n", options.pnn);
4366                 return -1;
4367         } else {
4368                 printf("response from %u time=%.6f sec  (%d clients)\n",
4369                        options.pnn, timeval_elapsed(&tv), ret);
4370         }
4371         return 0;
4372 }
4373
4374
4375 /*
4376   get a node's runstate
4377  */
4378 static int control_runstate(struct ctdb_context *ctdb, int argc, const char **argv)
4379 {
4380         int ret;
4381         enum ctdb_runstate runstate;
4382
4383         ret = ctdb_ctrl_get_runstate(ctdb, TIMELIMIT(), options.pnn, &runstate);
4384         if (ret == -1) {
4385                 printf("Unable to get runstate response from node %u\n",
4386                        options.pnn);
4387                 return -1;
4388         } else {
4389                 bool found = true;
4390                 enum ctdb_runstate t;
4391                 int i;
4392                 for (i=0; i<argc; i++) {
4393                         found = false;
4394                         t = runstate_from_string(argv[i]);
4395                         if (t == CTDB_RUNSTATE_UNKNOWN) {
4396                                 printf("Invalid run state (%s)\n", argv[i]);
4397                                 return -1;
4398                         }
4399
4400                         if (t == runstate) {
4401                                 found = true;
4402                                 break;
4403                         }
4404                 }
4405
4406                 if (!found) {
4407                         printf("CTDB not in required run state (got %s)\n",
4408                                runstate_to_string((enum ctdb_runstate)runstate));
4409                         return -1;
4410                 }
4411         }
4412
4413         printf("%s\n", runstate_to_string(runstate));
4414         return 0;
4415 }
4416
4417
4418 /*
4419   get a tunable
4420  */
4421 static int control_getvar(struct ctdb_context *ctdb, int argc, const char **argv)
4422 {
4423         const char *name;
4424         uint32_t value;
4425         int ret;
4426
4427         if (argc < 1) {
4428                 usage();
4429         }
4430
4431         name = argv[0];
4432         ret = ctdb_ctrl_get_tunable(ctdb, TIMELIMIT(), options.pnn, name, &value);
4433         if (ret != 0) {
4434                 DEBUG(DEBUG_ERR, ("Unable to get tunable variable '%s'\n", name));
4435                 return -1;
4436         }
4437
4438         printf("%-23s = %u\n", name, value);
4439         return 0;
4440 }
4441
4442 /*
4443   set a tunable
4444  */
4445 static int control_setvar(struct ctdb_context *ctdb, int argc, const char **argv)
4446 {
4447         const char *name;
4448         uint32_t value;
4449         int ret;
4450
4451         if (argc < 2) {
4452                 usage();
4453         }
4454
4455         name = argv[0];
4456         value = strtoul(argv[1], NULL, 0);
4457
4458         ret = ctdb_ctrl_set_tunable(ctdb, TIMELIMIT(), options.pnn, name, value);
4459         if (ret == -1) {
4460                 DEBUG(DEBUG_ERR, ("Unable to set tunable variable '%s'\n", name));
4461                 return -1;
4462         }
4463         return 0;
4464 }
4465
4466 /*
4467   list all tunables
4468  */
4469 static int control_listvars(struct ctdb_context *ctdb, int argc, const char **argv)
4470 {
4471         uint32_t count;
4472         const char **list;
4473         int ret, i;
4474
4475         ret = ctdb_ctrl_list_tunables(ctdb, TIMELIMIT(), options.pnn, ctdb, &list, &count);
4476         if (ret == -1) {
4477                 DEBUG(DEBUG_ERR, ("Unable to list tunable variables\n"));
4478                 return -1;
4479         }
4480
4481         for (i=0;i<count;i++) {
4482                 control_getvar(ctdb, 1, &list[i]);
4483         }
4484
4485         talloc_free(list);
4486
4487         return 0;
4488 }
4489
4490 /*
4491   display debug level on a node
4492  */
4493 static int control_getdebug(struct ctdb_context *ctdb, int argc, const char **argv)
4494 {
4495         int ret;
4496         int32_t level;
4497
4498         ret = ctdb_ctrl_get_debuglevel(ctdb, options.pnn, &level);
4499         if (ret != 0) {
4500                 DEBUG(DEBUG_ERR, ("Unable to get debuglevel response from node %u\n", options.pnn));
4501                 return ret;
4502         } else {
4503                 if (options.machinereadable){
4504                         printf(":Name:Level:\n");
4505                         printf(":%s:%d:\n",get_debug_by_level(level),level);
4506                 } else {
4507                         printf("Node %u is at debug level %s (%d)\n", options.pnn, get_debug_by_level(level), level);
4508                 }
4509         }
4510         return 0;
4511 }
4512
4513 /*
4514   display reclock file of a node
4515  */
4516 static int control_getreclock(struct ctdb_context *ctdb, int argc, const char **argv)
4517 {
4518         int ret;
4519         const char *reclock;
4520
4521         ret = ctdb_ctrl_getreclock(ctdb, TIMELIMIT(), options.pnn, ctdb, &reclock);
4522         if (ret != 0) {
4523                 DEBUG(DEBUG_ERR, ("Unable to get reclock file from node %u\n", options.pnn));
4524                 return ret;
4525         } else {
4526                 if (options.machinereadable){
4527                         if (reclock != NULL) {
4528                                 printf("%s", reclock);
4529                         }
4530                 } else {
4531                         if (reclock == NULL) {
4532                                 printf("No reclock file used.\n");
4533                         } else {
4534                                 printf("Reclock file:%s\n", reclock);
4535                         }
4536                 }
4537         }
4538         return 0;
4539 }
4540
4541 /*
4542   set the reclock file of a node
4543  */
4544 static int control_setreclock(struct ctdb_context *ctdb, int argc, const char **argv)
4545 {
4546         int ret;
4547         const char *reclock;
4548
4549         if (argc == 0) {
4550                 reclock = NULL;
4551         } else if (argc == 1) {
4552                 reclock = argv[0];
4553         } else {
4554                 usage();
4555         }
4556
4557         ret = ctdb_ctrl_setreclock(ctdb, TIMELIMIT(), options.pnn, reclock);
4558         if (ret != 0) {
4559                 DEBUG(DEBUG_ERR, ("Unable to get reclock file from node %u\n", options.pnn));
4560                 return ret;
4561         }
4562         return 0;
4563 }
4564
4565 /*
4566   set the natgw state on/off
4567  */
4568 static int control_setnatgwstate(struct ctdb_context *ctdb, int argc, const char **argv)
4569 {
4570         int ret;
4571         uint32_t natgwstate;
4572
4573         if (argc == 0) {
4574                 usage();
4575         }
4576
4577         if (!strcmp(argv[0], "on")) {
4578                 natgwstate = 1;
4579         } else if (!strcmp(argv[0], "off")) {
4580                 natgwstate = 0;
4581         } else {
4582                 usage();
4583         }
4584
4585         ret = ctdb_ctrl_setnatgwstate(ctdb, TIMELIMIT(), options.pnn, natgwstate);
4586         if (ret != 0) {
4587                 DEBUG(DEBUG_ERR, ("Unable to set the natgw state for node %u\n", options.pnn));
4588                 return ret;
4589         }
4590
4591         return 0;
4592 }
4593
4594 /*
4595   set the lmaster role on/off
4596  */
4597 static int control_setlmasterrole(struct ctdb_context *ctdb, int argc, const char **argv)
4598 {
4599         int ret;
4600         uint32_t lmasterrole;
4601
4602         if (argc == 0) {
4603                 usage();
4604         }
4605
4606         if (!strcmp(argv[0], "on")) {
4607                 lmasterrole = 1;
4608         } else if (!strcmp(argv[0], "off")) {
4609                 lmasterrole = 0;
4610         } else {
4611                 usage();
4612         }
4613
4614         ret = ctdb_ctrl_setlmasterrole(ctdb, TIMELIMIT(), options.pnn, lmasterrole);
4615         if (ret != 0) {
4616                 DEBUG(DEBUG_ERR, ("Unable to set the lmaster role for node %u\n", options.pnn));
4617                 return ret;
4618         }
4619
4620         return 0;
4621 }
4622
4623 /*
4624   set the recmaster role on/off
4625  */
4626 static int control_setrecmasterrole(struct ctdb_context *ctdb, int argc, const char **argv)
4627 {
4628         int ret;
4629         uint32_t recmasterrole;
4630
4631         if (argc == 0) {
4632                 usage();
4633         }
4634
4635         if (!strcmp(argv[0], "on")) {
4636                 recmasterrole = 1;
4637         } else if (!strcmp(argv[0], "off")) {
4638                 recmasterrole = 0;
4639         } else {
4640                 usage();
4641         }
4642
4643         ret = ctdb_ctrl_setrecmasterrole(ctdb, TIMELIMIT(), options.pnn, recmasterrole);
4644         if (ret != 0) {
4645                 DEBUG(DEBUG_ERR, ("Unable to set the recmaster role for node %u\n", options.pnn));
4646                 return ret;
4647         }
4648
4649         return 0;
4650 }
4651
4652 /*
4653   set debug level on a node or all nodes
4654  */
4655 static int control_setdebug(struct ctdb_context *ctdb, int argc, const char **argv)
4656 {
4657         int i, ret;
4658         int32_t level;
4659
4660         if (argc == 0) {
4661                 printf("You must specify the debug level. Valid levels are:\n");
4662                 for (i=0; debug_levels[i].description != NULL; i++) {
4663                         printf("%s (%d)\n", debug_levels[i].description, debug_levels[i].level);
4664                 }
4665
4666                 return 0;
4667         }
4668
4669         if (isalpha(argv[0][0]) || argv[0][0] == '-') {
4670                 level = get_debug_by_desc(argv[0]);
4671         } else {
4672                 level = strtol(argv[0], NULL, 0);
4673         }
4674
4675         for (i=0; debug_levels[i].description != NULL; i++) {
4676                 if (level == debug_levels[i].level) {
4677                         break;
4678                 }
4679         }
4680         if (debug_levels[i].description == NULL) {
4681                 printf("Invalid debug level, must be one of\n");
4682                 for (i=0; debug_levels[i].description != NULL; i++) {
4683                         printf("%s (%d)\n", debug_levels[i].description, debug_levels[i].level);
4684                 }
4685                 return -1;
4686         }
4687
4688         ret = ctdb_ctrl_set_debuglevel(ctdb, options.pnn, level);
4689         if (ret != 0) {
4690                 DEBUG(DEBUG_ERR, ("Unable to set debug level on node %u\n", options.pnn));
4691         }
4692         return 0;
4693 }
4694
4695
4696 /*
4697   thaw a node
4698  */
4699 static int control_thaw(struct ctdb_context *ctdb, int argc, const char **argv)
4700 {
4701         int ret;
4702         uint32_t priority;
4703
4704         if (argc == 1) {
4705                 priority = strtol(argv[0], NULL, 0);
4706         } else {
4707                 priority = 0;
4708         }
4709         DEBUG(DEBUG_ERR,("Thaw by priority %u\n", priority));
4710
4711         ret = ctdb_ctrl_thaw_priority(ctdb, TIMELIMIT(), options.pnn, priority);
4712         if (ret != 0) {
4713                 DEBUG(DEBUG_ERR, ("Unable to thaw node %u\n", options.pnn));
4714         }
4715         return 0;
4716 }
4717
4718
4719 /*
4720   attach to a database
4721  */
4722 static int control_attach(struct ctdb_context *ctdb, int argc, const char **argv)
4723 {
4724         const char *db_name;
4725         struct ctdb_db_context *ctdb_db;
4726         bool persistent = false;
4727
4728         if (argc < 1) {
4729                 usage();
4730         }
4731         db_name = argv[0];
4732         if (argc > 2) {
4733                 usage();
4734         }
4735         if (argc == 2) {
4736                 if (strcmp(argv[1], "persistent") != 0) {
4737                         usage();
4738                 }
4739                 persistent = true;
4740         }
4741
4742         ctdb_db = ctdb_attach(ctdb, TIMELIMIT(), db_name, persistent, 0);
4743         if (ctdb_db == NULL) {
4744                 DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", db_name));
4745                 return -1;
4746         }
4747
4748         return 0;
4749 }
4750
4751 /*
4752   set db priority
4753  */
4754 static int control_setdbprio(struct ctdb_context *ctdb, int argc, const char **argv)
4755 {
4756         struct ctdb_db_priority db_prio;
4757         int ret;
4758
4759         if (argc < 2) {
4760                 usage();
4761         }
4762
4763         db_prio.db_id    = strtoul(argv[0], NULL, 0);
4764         db_prio.priority = strtoul(argv[1], NULL, 0);
4765
4766         ret = ctdb_ctrl_set_db_priority(ctdb, TIMELIMIT(), options.pnn, &db_prio);
4767         if (ret != 0) {
4768                 DEBUG(DEBUG_ERR,("Unable to set db prio\n"));
4769                 return -1;
4770         }
4771
4772         return 0;
4773 }
4774
4775 /*
4776   get db priority
4777  */
4778 static int control_getdbprio(struct ctdb_context *ctdb, int argc, const char **argv)
4779 {
4780         uint32_t db_id, priority;
4781         int ret;
4782
4783         if (argc < 1) {
4784                 usage();
4785         }
4786
4787         if (!db_exists(ctdb, argv[0], &db_id, NULL)) {
4788                 return -1;
4789         }
4790
4791         ret = ctdb_ctrl_get_db_priority(ctdb, TIMELIMIT(), options.pnn, db_id, &priority);
4792         if (ret != 0) {
4793                 DEBUG(DEBUG_ERR,("Unable to get db prio\n"));
4794                 return -1;
4795         }
4796
4797         DEBUG(DEBUG_ERR,("Priority:%u\n", priority));
4798
4799         return 0;
4800 }
4801
4802 /*
4803   set the sticky records capability for a database
4804  */
4805 static int control_setdbsticky(struct ctdb_context *ctdb, int argc, const char **argv)
4806 {
4807         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
4808         uint32_t db_id;
4809         int ret;
4810
4811         if (argc < 1) {
4812                 usage();
4813         }
4814
4815         if (!db_exists(ctdb, argv[0], &db_id, NULL)) {
4816                 return -1;
4817         }
4818
4819         ret = ctdb_ctrl_set_db_sticky(ctdb, options.pnn, db_id);
4820         if (ret != 0) {
4821                 DEBUG(DEBUG_ERR,("Unable to set db to support sticky records\n"));
4822                 talloc_free(tmp_ctx);
4823                 return -1;
4824         }
4825
4826         talloc_free(tmp_ctx);
4827         return 0;
4828 }
4829
4830 /*
4831   set the readonly capability for a database
4832  */
4833 static int control_setdbreadonly(struct ctdb_context *ctdb, int argc, const char **argv)
4834 {
4835         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
4836         uint32_t db_id;
4837         int ret;
4838
4839         if (argc < 1) {
4840                 usage();
4841         }
4842
4843         if (!db_exists(ctdb, argv[0], &db_id, NULL)) {
4844                 return -1;
4845         }
4846
4847         ret = ctdb_ctrl_set_db_readonly(ctdb, options.pnn, db_id);
4848         if (ret != 0) {
4849                 DEBUG(DEBUG_ERR,("Unable to set db to support readonly\n"));
4850                 talloc_free(tmp_ctx);
4851                 return -1;
4852         }
4853
4854         talloc_free(tmp_ctx);
4855         return 0;
4856 }
4857
4858 /*
4859   get db seqnum
4860  */
4861 static int control_getdbseqnum(struct ctdb_context *ctdb, int argc, const char **argv)
4862 {
4863         bool ret;
4864         uint32_t db_id;
4865         uint64_t seqnum;
4866
4867         if (argc < 1) {
4868                 usage();
4869         }
4870
4871         if (!db_exists(ctdb, argv[0], &db_id, NULL)) {
4872                 return -1;
4873         }
4874
4875         ret = ctdb_getdbseqnum(ctdb_connection, options.pnn, db_id, &seqnum);
4876         if (!ret) {
4877                 DEBUG(DEBUG_ERR, ("Unable to get seqnum from node."));
4878                 return -1;
4879         }
4880
4881         printf("Sequence number:%lld\n", (long long)seqnum);
4882
4883         return 0;
4884 }
4885
4886 /*
4887  * set db seqnum
4888  */
4889 static int control_setdbseqnum(struct ctdb_context *ctdb, int argc, const char **argv)
4890 {
4891         bool ret;
4892         struct ctdb_db_context *ctdb_db;
4893         uint32_t db_id;
4894         uint8_t flags;
4895         uint64_t old_seqnum, new_seqnum;
4896         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
4897         struct ctdb_transaction_handle *h;
4898         TDB_DATA key, data;
4899         bool persistent;
4900
4901         if (argc != 2) {
4902                 talloc_free(tmp_ctx);
4903                 usage();
4904         }
4905
4906         if (!db_exists(ctdb, argv[0], &db_id, &flags)) {
4907                 talloc_free(tmp_ctx);
4908                 return -1;
4909         }
4910
4911         persistent = flags & CTDB_DB_FLAGS_PERSISTENT;
4912         if (!persistent) {
4913                 DEBUG(DEBUG_ERR,("Database '%s' is not persistent\n", argv[0]));
4914                 talloc_free(tmp_ctx);
4915                 return -1;
4916         }
4917
4918         ret = ctdb_getdbseqnum(ctdb_connection, options.pnn, db_id, &old_seqnum);
4919         if (!ret) {
4920                 DEBUG(DEBUG_ERR, ("Unable to get seqnum from node."));
4921                 talloc_free(tmp_ctx);
4922                 return -1;
4923         }
4924
4925         new_seqnum = strtoull(argv[1], NULL, 0);
4926         if (new_seqnum <= old_seqnum) {
4927                 DEBUG(DEBUG_ERR, ("New sequence number is less than current sequence number\n"));
4928                 talloc_free(tmp_ctx);
4929                 return -1;
4930         }
4931
4932         ctdb_db = ctdb_attach(ctdb, TIMELIMIT(), argv[0], persistent, 0);
4933         if (ctdb_db == NULL) {
4934                 DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", argv[0]));
4935                 talloc_free(tmp_ctx);
4936                 return -1;
4937         }
4938
4939         h = ctdb_transaction_start(ctdb_db, tmp_ctx);
4940         if (h == NULL) {
4941                 DEBUG(DEBUG_ERR,("Failed to start transaction on database %s\n", argv[0]));
4942                 talloc_free(tmp_ctx);
4943                 return -1;
4944         }
4945
4946         key.dptr  = (uint8_t *)discard_const(CTDB_DB_SEQNUM_KEY);
4947         key.dsize = strlen(CTDB_DB_SEQNUM_KEY) + 1;
4948
4949         data.dsize = sizeof(new_seqnum);
4950         data.dptr = talloc_size(tmp_ctx, data.dsize);
4951         *data.dptr = new_seqnum;
4952
4953         ret = ctdb_transaction_store(h, key, data);
4954         if (ret != 0) {
4955                 DEBUG(DEBUG_ERR,("Failed to store record\n"));
4956                 talloc_free(tmp_ctx);
4957                 return -1;
4958         }
4959
4960         ret = ctdb_transaction_commit(h);
4961         if (ret != 0) {
4962                 DEBUG(DEBUG_ERR,("Failed to commit transaction\n"));
4963                 talloc_free(tmp_ctx);
4964                 return -1;
4965         }
4966
4967         talloc_free(tmp_ctx);
4968         return 0;
4969 }
4970
4971 /*
4972   run an eventscript on a node
4973  */
4974 static int control_eventscript(struct ctdb_context *ctdb, int argc, const char **argv)
4975 {
4976         TDB_DATA data;
4977         int ret;
4978         int32_t res;
4979         char *errmsg;
4980         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
4981
4982         if (argc != 1) {
4983                 DEBUG(DEBUG_ERR,("Invalid arguments\n"));
4984                 return -1;
4985         }
4986
4987         data.dptr = (unsigned char *)discard_const(argv[0]);
4988         data.dsize = strlen((char *)data.dptr) + 1;
4989
4990         DEBUG(DEBUG_ERR, ("Running eventscripts with arguments \"%s\" on node %u\n", data.dptr, options.pnn));
4991
4992         ret = ctdb_control(ctdb, options.pnn, 0, CTDB_CONTROL_RUN_EVENTSCRIPTS,
4993                            0, data, tmp_ctx, NULL, &res, NULL, &errmsg);
4994         if (ret != 0 || res != 0) {
4995                 DEBUG(DEBUG_ERR,("Failed to run eventscripts - %s\n", errmsg));
4996                 talloc_free(tmp_ctx);
4997                 return -1;
4998         }
4999         talloc_free(tmp_ctx);
5000         return 0;
5001 }
5002
5003 #define DB_VERSION 1
5004 #define MAX_DB_NAME 64
5005 struct db_file_header {
5006         unsigned long version;
5007         time_t timestamp;
5008         unsigned long persistent;
5009         unsigned long size;
5010         const char name[MAX_DB_NAME];
5011 };
5012
5013 struct backup_data {
5014         struct ctdb_marshall_buffer *records;
5015         uint32_t len;
5016         uint32_t total;
5017         bool traverse_error;
5018 };
5019
5020 static int backup_traverse(struct tdb_context *tdb, TDB_DATA key, TDB_DATA data, void *private)
5021 {
5022         struct backup_data *bd = talloc_get_type(private, struct backup_data);
5023         struct ctdb_rec_data *rec;
5024
5025         /* add the record */
5026         rec = ctdb_marshall_record(bd->records, 0, key, NULL, data);
5027         if (rec == NULL) {
5028                 bd->traverse_error = true;
5029                 DEBUG(DEBUG_ERR,("Failed to marshall record\n"));
5030                 return -1;
5031         }
5032         bd->records = talloc_realloc_size(NULL, bd->records, rec->length + bd->len);
5033         if (bd->records == NULL) {
5034                 DEBUG(DEBUG_ERR,("Failed to expand marshalling buffer\n"));
5035                 bd->traverse_error = true;
5036                 return -1;
5037         }
5038         bd->records->count++;
5039         memcpy(bd->len+(uint8_t *)bd->records, rec, rec->length);
5040         bd->len += rec->length;
5041         talloc_free(rec);
5042
5043         bd->total++;
5044         return 0;
5045 }
5046
5047 /*
5048  * backup a database to a file
5049  */
5050 static int control_backupdb(struct ctdb_context *ctdb, int argc, const char **argv)
5051 {
5052         int ret;
5053         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
5054         struct db_file_header dbhdr;
5055         struct ctdb_db_context *ctdb_db;
5056         struct backup_data *bd;
5057         int fh = -1;
5058         int status = -1;
5059         const char *reason = NULL;
5060         uint32_t db_id;
5061         uint8_t flags;
5062
5063         if (argc != 2) {
5064                 DEBUG(DEBUG_ERR,("Invalid arguments\n"));
5065                 return -1;
5066         }
5067
5068         if (!db_exists(ctdb, argv[0], &db_id, &flags)) {
5069                 return -1;
5070         }
5071
5072         ret = ctdb_ctrl_getdbhealth(ctdb, TIMELIMIT(), options.pnn,
5073                                     db_id, tmp_ctx, &reason);
5074         if (ret != 0) {
5075                 DEBUG(DEBUG_ERR,("Unable to get dbhealth for database '%s'\n",
5076                                  argv[0]));
5077                 talloc_free(tmp_ctx);
5078                 return -1;
5079         }
5080         if (reason) {
5081                 uint32_t allow_unhealthy = 0;
5082
5083                 ctdb_ctrl_get_tunable(ctdb, TIMELIMIT(), options.pnn,
5084                                       "AllowUnhealthyDBRead",
5085                                       &allow_unhealthy);
5086
5087                 if (allow_unhealthy != 1) {
5088                         DEBUG(DEBUG_ERR,("database '%s' is unhealthy: %s\n",
5089                                          argv[0], reason));
5090
5091                         DEBUG(DEBUG_ERR,("disallow backup : tunable AllowUnhealthyDBRead = %u\n",
5092                                          allow_unhealthy));
5093                         talloc_free(tmp_ctx);
5094                         return -1;
5095                 }
5096
5097                 DEBUG(DEBUG_WARNING,("WARNING database '%s' is unhealthy - see 'ctdb getdbstatus %s'\n",
5098                                      argv[0], argv[0]));
5099                 DEBUG(DEBUG_WARNING,("WARNING! allow backup of unhealthy database: "
5100                                      "tunnable AllowUnhealthyDBRead = %u\n",
5101                                      allow_unhealthy));
5102         }
5103
5104         ctdb_db = ctdb_attach(ctdb, TIMELIMIT(), argv[0], flags & CTDB_DB_FLAGS_PERSISTENT, 0);
5105         if (ctdb_db == NULL) {
5106                 DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", argv[0]));
5107                 talloc_free(tmp_ctx);
5108                 return -1;
5109         }
5110
5111
5112         ret = tdb_transaction_start(ctdb_db->ltdb->tdb);
5113         if (ret == -1) {
5114                 DEBUG(DEBUG_ERR,("Failed to start transaction\n"));
5115                 talloc_free(tmp_ctx);
5116                 return -1;
5117         }
5118
5119
5120         bd = talloc_zero(tmp_ctx, struct backup_data);
5121         if (bd == NULL) {
5122                 DEBUG(DEBUG_ERR,("Failed to allocate backup_data\n"));
5123                 talloc_free(tmp_ctx);
5124                 return -1;
5125         }
5126
5127         bd->records = talloc_zero(bd, struct ctdb_marshall_buffer);
5128         if (bd->records == NULL) {
5129                 DEBUG(DEBUG_ERR,("Failed to allocate ctdb_marshall_buffer\n"));
5130                 talloc_free(tmp_ctx);
5131                 return -1;
5132         }
5133
5134         bd->len = offsetof(struct ctdb_marshall_buffer, data);
5135         bd->records->db_id = ctdb_db->db_id;
5136         /* traverse the database collecting all records */
5137         if (tdb_traverse_read(ctdb_db->ltdb->tdb, backup_traverse, bd) == -1 ||
5138             bd->traverse_error) {
5139                 DEBUG(DEBUG_ERR,("Traverse error\n"));
5140                 talloc_free(tmp_ctx);
5141                 return -1;
5142         }
5143
5144         tdb_transaction_cancel(ctdb_db->ltdb->tdb);
5145
5146
5147         fh = open(argv[1], O_RDWR|O_CREAT, 0600);
5148         if (fh == -1) {
5149                 DEBUG(DEBUG_ERR,("Failed to open file '%s'\n", argv[1]));
5150                 talloc_free(tmp_ctx);
5151                 return -1;
5152         }
5153
5154         dbhdr.version = DB_VERSION;
5155         dbhdr.timestamp = time(NULL);
5156         dbhdr.persistent = flags & CTDB_DB_FLAGS_PERSISTENT;
5157         dbhdr.size = bd->len;
5158         if (strlen(argv[0]) >= MAX_DB_NAME) {
5159                 DEBUG(DEBUG_ERR,("Too long dbname\n"));
5160                 goto done;
5161         }
5162         strncpy(discard_const(dbhdr.name), argv[0], MAX_DB_NAME);
5163         ret = write(fh, &dbhdr, sizeof(dbhdr));
5164         if (ret == -1) {
5165                 DEBUG(DEBUG_ERR,("write failed: %s\n", strerror(errno)));
5166                 goto done;
5167         }
5168         ret = write(fh, bd->records, bd->len);
5169         if (ret == -1) {
5170                 DEBUG(DEBUG_ERR,("write failed: %s\n", strerror(errno)));
5171                 goto done;
5172         }
5173
5174         status = 0;
5175 done:
5176         if (fh != -1) {
5177                 ret = close(fh);
5178                 if (ret == -1) {
5179                         DEBUG(DEBUG_ERR,("close failed: %s\n", strerror(errno)));
5180                 }
5181         }
5182
5183         DEBUG(DEBUG_ERR,("Database backed up to %s\n", argv[1]));
5184
5185         talloc_free(tmp_ctx);
5186         return status;
5187 }
5188
5189 /*
5190  * restore a database from a file
5191  */
5192 static int control_restoredb(struct ctdb_context *ctdb, int argc, const char **argv)
5193 {
5194         int ret;
5195         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
5196         TDB_DATA outdata;
5197         TDB_DATA data;
5198         struct db_file_header dbhdr;
5199         struct ctdb_db_context *ctdb_db;
5200         struct ctdb_node_map *nodemap=NULL;
5201         struct ctdb_vnn_map *vnnmap=NULL;
5202         int i, fh;
5203         struct ctdb_control_wipe_database w;
5204         uint32_t *nodes;
5205         uint32_t generation;
5206         struct tm *tm;
5207         char tbuf[100];
5208         char *dbname;
5209
5210         if (argc < 1 || argc > 2) {
5211                 DEBUG(DEBUG_ERR,("Invalid arguments\n"));
5212                 return -1;
5213         }
5214
5215         fh = open(argv[0], O_RDONLY);
5216         if (fh == -1) {
5217                 DEBUG(DEBUG_ERR,("Failed to open file '%s'\n", argv[0]));
5218                 talloc_free(tmp_ctx);
5219                 return -1;
5220         }
5221
5222         read(fh, &dbhdr, sizeof(dbhdr));
5223         if (dbhdr.version != DB_VERSION) {
5224                 DEBUG(DEBUG_ERR,("Invalid version of database dump. File is version %lu but expected version was %u\n", dbhdr.version, DB_VERSION));
5225                 talloc_free(tmp_ctx);
5226                 return -1;
5227         }
5228
5229         dbname = discard_const(dbhdr.name);
5230         if (argc == 2) {
5231                 dbname = discard_const(argv[1]);
5232         }
5233
5234         outdata.dsize = dbhdr.size;
5235         outdata.dptr = talloc_size(tmp_ctx, outdata.dsize);
5236         if (outdata.dptr == NULL) {
5237                 DEBUG(DEBUG_ERR,("Failed to allocate data of size '%lu'\n", dbhdr.size));
5238                 close(fh);
5239                 talloc_free(tmp_ctx);
5240                 return -1;
5241         }
5242         read(fh, outdata.dptr, outdata.dsize);
5243         close(fh);
5244
5245         tm = localtime(&dbhdr.timestamp);
5246         strftime(tbuf,sizeof(tbuf)-1,"%Y/%m/%d %H:%M:%S", tm);
5247         printf("Restoring database '%s' from backup @ %s\n",
5248                 dbname, tbuf);
5249
5250
5251         ctdb_db = ctdb_attach(ctdb, TIMELIMIT(), dbname, dbhdr.persistent, 0);
5252         if (ctdb_db == NULL) {
5253                 DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", dbname));
5254                 talloc_free(tmp_ctx);
5255                 return -1;
5256         }
5257
5258         ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), options.pnn, ctdb, &nodemap);
5259         if (ret != 0) {
5260                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
5261                 talloc_free(tmp_ctx);
5262                 return ret;
5263         }
5264
5265
5266         ret = ctdb_ctrl_getvnnmap(ctdb, TIMELIMIT(), options.pnn, tmp_ctx, &vnnmap);
5267         if (ret != 0) {
5268                 DEBUG(DEBUG_ERR, ("Unable to get vnnmap from node %u\n", options.pnn));
5269                 talloc_free(tmp_ctx);
5270                 return ret;
5271         }
5272
5273         /* freeze all nodes */
5274         nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
5275         for (i=1; i<=NUM_DB_PRIORITIES; i++) {
5276                 if (ctdb_client_async_control(ctdb, CTDB_CONTROL_FREEZE,
5277                                         nodes, i,
5278                                         TIMELIMIT(),
5279                                         false, tdb_null,
5280                                         NULL, NULL,
5281                                         NULL) != 0) {
5282                         DEBUG(DEBUG_ERR, ("Unable to freeze nodes.\n"));
5283                         ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
5284                         talloc_free(tmp_ctx);
5285                         return -1;
5286                 }
5287         }
5288
5289         generation = vnnmap->generation;
5290         data.dptr = (void *)&generation;
5291         data.dsize = sizeof(generation);
5292
5293         /* start a cluster wide transaction */
5294         nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
5295         if (ctdb_client_async_control(ctdb, CTDB_CONTROL_TRANSACTION_START,
5296                                         nodes, 0,
5297                                         TIMELIMIT(), false, data,
5298                                         NULL, NULL,
5299                                         NULL) != 0) {
5300                 DEBUG(DEBUG_ERR, ("Unable to start cluster wide transactions.\n"));
5301                 return -1;
5302         }
5303
5304
5305         w.db_id = ctdb_db->db_id;
5306         w.transaction_id = generation;
5307
5308         data.dptr = (void *)&w;
5309         data.dsize = sizeof(w);
5310
5311         /* wipe all the remote databases. */
5312         nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
5313         if (ctdb_client_async_control(ctdb, CTDB_CONTROL_WIPE_DATABASE,
5314                                         nodes, 0,
5315                                         TIMELIMIT(), false, data,
5316                                         NULL, NULL,
5317                                         NULL) != 0) {
5318                 DEBUG(DEBUG_ERR, ("Unable to wipe database.\n"));
5319                 ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
5320                 talloc_free(tmp_ctx);
5321                 return -1;
5322         }
5323
5324         /* push the database */
5325         nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
5326         if (ctdb_client_async_control(ctdb, CTDB_CONTROL_PUSH_DB,
5327                                         nodes, 0,
5328                                         TIMELIMIT(), false, outdata,
5329                                         NULL, NULL,
5330                                         NULL) != 0) {
5331                 DEBUG(DEBUG_ERR, ("Failed to push database.\n"));
5332                 ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
5333                 talloc_free(tmp_ctx);
5334                 return -1;
5335         }
5336
5337         data.dptr = (void *)&ctdb_db->db_id;
5338         data.dsize = sizeof(ctdb_db->db_id);
5339
5340         /* mark the database as healthy */
5341         nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
5342         if (ctdb_client_async_control(ctdb, CTDB_CONTROL_DB_SET_HEALTHY,
5343                                         nodes, 0,
5344                                         TIMELIMIT(), false, data,
5345                                         NULL, NULL,
5346                                         NULL) != 0) {
5347                 DEBUG(DEBUG_ERR, ("Failed to mark database as healthy.\n"));
5348                 ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
5349                 talloc_free(tmp_ctx);
5350                 return -1;
5351         }
5352
5353         data.dptr = (void *)&generation;
5354         data.dsize = sizeof(generation);
5355
5356         /* commit all the changes */
5357         if (ctdb_client_async_control(ctdb, CTDB_CONTROL_TRANSACTION_COMMIT,
5358                                         nodes, 0,
5359                                         TIMELIMIT(), false, data,
5360                                         NULL, NULL,
5361                                         NULL) != 0) {
5362                 DEBUG(DEBUG_ERR, ("Unable to commit databases.\n"));
5363                 ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
5364                 talloc_free(tmp_ctx);
5365                 return -1;
5366         }
5367
5368
5369         /* thaw all nodes */
5370         nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
5371         if (ctdb_client_async_control(ctdb, CTDB_CONTROL_THAW,
5372                                         nodes, 0,
5373                                         TIMELIMIT(),
5374                                         false, tdb_null,
5375                                         NULL, NULL,
5376                                         NULL) != 0) {
5377                 DEBUG(DEBUG_ERR, ("Unable to thaw nodes.\n"));
5378                 ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
5379                 talloc_free(tmp_ctx);
5380                 return -1;
5381         }
5382
5383
5384         talloc_free(tmp_ctx);
5385         return 0;
5386 }
5387
5388 /*
5389  * dump a database backup from a file
5390  */
5391 static int control_dumpdbbackup(struct ctdb_context *ctdb, int argc, const char **argv)
5392 {
5393         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
5394         TDB_DATA outdata;
5395         struct db_file_header dbhdr;
5396         int i, fh;
5397         struct tm *tm;
5398         char tbuf[100];
5399         struct ctdb_rec_data *rec = NULL;
5400         struct ctdb_marshall_buffer *m;
5401         struct ctdb_dump_db_context c;
5402
5403         if (argc != 1) {
5404                 DEBUG(DEBUG_ERR,("Invalid arguments\n"));
5405                 return -1;
5406         }
5407
5408         fh = open(argv[0], O_RDONLY);
5409         if (fh == -1) {
5410                 DEBUG(DEBUG_ERR,("Failed to open file '%s'\n", argv[0]));
5411                 talloc_free(tmp_ctx);
5412                 return -1;
5413         }
5414
5415         read(fh, &dbhdr, sizeof(dbhdr));
5416         if (dbhdr.version != DB_VERSION) {
5417                 DEBUG(DEBUG_ERR,("Invalid version of database dump. File is version %lu but expected version was %u\n", dbhdr.version, DB_VERSION));
5418                 talloc_free(tmp_ctx);
5419                 return -1;
5420         }
5421
5422         outdata.dsize = dbhdr.size;
5423         outdata.dptr = talloc_size(tmp_ctx, outdata.dsize);
5424         if (outdata.dptr == NULL) {
5425                 DEBUG(DEBUG_ERR,("Failed to allocate data of size '%lu'\n", dbhdr.size));
5426                 close(fh);
5427                 talloc_free(tmp_ctx);
5428                 return -1;
5429         }
5430         read(fh, outdata.dptr, outdata.dsize);
5431         close(fh);
5432         m = (struct ctdb_marshall_buffer *)outdata.dptr;
5433
5434         tm = localtime(&dbhdr.timestamp);
5435         strftime(tbuf,sizeof(tbuf)-1,"%Y/%m/%d %H:%M:%S", tm);
5436         printf("Backup of database name:'%s' dbid:0x%x08x from @ %s\n",
5437                 dbhdr.name, m->db_id, tbuf);
5438
5439         ZERO_STRUCT(c);
5440         c.f = stdout;
5441         c.printemptyrecords = (bool)options.printemptyrecords;
5442         c.printdatasize = (bool)options.printdatasize;
5443         c.printlmaster = false;
5444         c.printhash = (bool)options.printhash;
5445         c.printrecordflags = (bool)options.printrecordflags;
5446
5447         for (i=0; i < m->count; i++) {
5448                 uint32_t reqid = 0;
5449                 TDB_DATA key, data;
5450
5451                 /* we do not want the header splitted, so we pass NULL*/
5452                 rec = ctdb_marshall_loop_next(m, rec, &reqid,
5453                                               NULL, &key, &data);
5454
5455                 ctdb_dumpdb_record(ctdb, key, data, &c);
5456         }
5457
5458         printf("Dumped %d records\n", i);
5459         talloc_free(tmp_ctx);
5460         return 0;
5461 }
5462
5463 /*
5464  * wipe a database from a file
5465  */
5466 static int control_wipedb(struct ctdb_context *ctdb, int argc,
5467                           const char **argv)
5468 {
5469         int ret;
5470         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
5471         TDB_DATA data;
5472         struct ctdb_db_context *ctdb_db;
5473         struct ctdb_node_map *nodemap = NULL;
5474         struct ctdb_vnn_map *vnnmap = NULL;
5475         int i;
5476         struct ctdb_control_wipe_database w;
5477         uint32_t *nodes;
5478         uint32_t generation;
5479         uint8_t flags;
5480
5481         if (argc != 1) {
5482                 DEBUG(DEBUG_ERR,("Invalid arguments\n"));
5483                 return -1;
5484         }
5485
5486         if (!db_exists(ctdb, argv[0], NULL, &flags)) {
5487                 return -1;
5488         }
5489
5490         ctdb_db = ctdb_attach(ctdb, TIMELIMIT(), argv[0], flags & CTDB_DB_FLAGS_PERSISTENT, 0);
5491         if (ctdb_db == NULL) {
5492                 DEBUG(DEBUG_ERR, ("Unable to attach to database '%s'\n",
5493                                   argv[0]));
5494                 talloc_free(tmp_ctx);
5495                 return -1;
5496         }
5497
5498         ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), options.pnn, ctdb,
5499                                    &nodemap);
5500         if (ret != 0) {
5501                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n",
5502                                   options.pnn));
5503                 talloc_free(tmp_ctx);
5504                 return ret;
5505         }
5506
5507         ret = ctdb_ctrl_getvnnmap(ctdb, TIMELIMIT(), options.pnn, tmp_ctx,
5508                                   &vnnmap);
5509         if (ret != 0) {
5510                 DEBUG(DEBUG_ERR, ("Unable to get vnnmap from node %u\n",
5511                                   options.pnn));
5512                 talloc_free(tmp_ctx);
5513                 return ret;
5514         }
5515
5516         /* freeze all nodes */
5517         nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
5518         for (i=1; i<=NUM_DB_PRIORITIES; i++) {
5519                 ret = ctdb_client_async_control(ctdb, CTDB_CONTROL_FREEZE,
5520                                                 nodes, i,
5521                                                 TIMELIMIT(),
5522                                                 false, tdb_null,
5523                                                 NULL, NULL,
5524                                                 NULL);
5525                 if (ret != 0) {
5526                         DEBUG(DEBUG_ERR, ("Unable to freeze nodes.\n"));
5527                         ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn,
5528                                              CTDB_RECOVERY_ACTIVE);
5529                         talloc_free(tmp_ctx);
5530                         return -1;
5531                 }
5532         }
5533
5534         generation = vnnmap->generation;
5535         data.dptr = (void *)&generation;
5536         data.dsize = sizeof(generation);
5537
5538         /* start a cluster wide transaction */
5539         nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
5540         ret = ctdb_client_async_control(ctdb, CTDB_CONTROL_TRANSACTION_START,
5541                                         nodes, 0,
5542                                         TIMELIMIT(), false, data,
5543                                         NULL, NULL,
5544                                         NULL);
5545         if (ret!= 0) {
5546                 DEBUG(DEBUG_ERR, ("Unable to start cluster wide "
5547                                   "transactions.\n"));
5548                 return -1;
5549         }
5550
5551         w.db_id = ctdb_db->db_id;
5552         w.transaction_id = generation;
5553
5554         data.dptr = (void *)&w;
5555         data.dsize = sizeof(w);
5556
5557         /* wipe all the remote databases. */
5558         nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
5559         if (ctdb_client_async_control(ctdb, CTDB_CONTROL_WIPE_DATABASE,
5560                                         nodes, 0,
5561                                         TIMELIMIT(), false, data,
5562                                         NULL, NULL,
5563                                         NULL) != 0) {
5564                 DEBUG(DEBUG_ERR, ("Unable to wipe database.\n"));
5565                 ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
5566                 talloc_free(tmp_ctx);
5567                 return -1;
5568         }
5569
5570         data.dptr = (void *)&ctdb_db->db_id;
5571         data.dsize = sizeof(ctdb_db->db_id);
5572
5573         /* mark the database as healthy */
5574         nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
5575         if (ctdb_client_async_control(ctdb, CTDB_CONTROL_DB_SET_HEALTHY,
5576                                         nodes, 0,
5577                                         TIMELIMIT(), false, data,
5578                                         NULL, NULL,
5579                                         NULL) != 0) {
5580                 DEBUG(DEBUG_ERR, ("Failed to mark database as healthy.\n"));
5581                 ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
5582                 talloc_free(tmp_ctx);
5583                 return -1;
5584         }
5585
5586         data.dptr = (void *)&generation;
5587         data.dsize = sizeof(generation);
5588
5589         /* commit all the changes */
5590         if (ctdb_client_async_control(ctdb, CTDB_CONTROL_TRANSACTION_COMMIT,
5591                                         nodes, 0,
5592                                         TIMELIMIT(), false, data,
5593                                         NULL, NULL,
5594                                         NULL) != 0) {
5595                 DEBUG(DEBUG_ERR, ("Unable to commit databases.\n"));
5596                 ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
5597                 talloc_free(tmp_ctx);
5598                 return -1;
5599         }
5600
5601         /* thaw all nodes */
5602         nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
5603         if (ctdb_client_async_control(ctdb, CTDB_CONTROL_THAW,
5604                                         nodes, 0,
5605                                         TIMELIMIT(),
5606                                         false, tdb_null,
5607                                         NULL, NULL,
5608                                         NULL) != 0) {
5609                 DEBUG(DEBUG_ERR, ("Unable to thaw nodes.\n"));
5610                 ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
5611                 talloc_free(tmp_ctx);
5612                 return -1;
5613         }
5614
5615         DEBUG(DEBUG_ERR, ("Database wiped.\n"));
5616
5617         talloc_free(tmp_ctx);
5618         return 0;
5619 }
5620
5621 /*
5622   dump memory usage
5623  */
5624 static int control_dumpmemory(struct ctdb_context *ctdb, int argc, const char **argv)
5625 {
5626         TDB_DATA data;
5627         int ret;
5628         int32_t res;
5629         char *errmsg;
5630         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
5631         ret = ctdb_control(ctdb, options.pnn, 0, CTDB_CONTROL_DUMP_MEMORY,
5632                            0, tdb_null, tmp_ctx, &data, &res, NULL, &errmsg);
5633         if (ret != 0 || res != 0) {
5634                 DEBUG(DEBUG_ERR,("Failed to dump memory - %s\n", errmsg));
5635                 talloc_free(tmp_ctx);
5636                 return -1;
5637         }
5638         write(1, data.dptr, data.dsize);
5639         talloc_free(tmp_ctx);
5640         return 0;
5641 }
5642
5643 /*
5644   handler for memory dumps
5645 */
5646 static void mem_dump_handler(struct ctdb_context *ctdb, uint64_t srvid,
5647                              TDB_DATA data, void *private_data)
5648 {
5649         write(1, data.dptr, data.dsize);
5650         exit(0);
5651 }
5652
5653 /*
5654   dump memory usage on the recovery daemon
5655  */
5656 static int control_rddumpmemory(struct ctdb_context *ctdb, int argc, const char **argv)
5657 {
5658         int ret;
5659         TDB_DATA data;
5660         struct rd_memdump_reply rd;
5661
5662         rd.pnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE);
5663         if (rd.pnn == -1) {
5664                 DEBUG(DEBUG_ERR, ("Failed to get pnn of local node\n"));
5665                 return -1;
5666         }
5667         rd.srvid = getpid();
5668
5669         /* register a message port for receiveing the reply so that we
5670            can receive the reply
5671         */
5672         ctdb_client_set_message_handler(ctdb, rd.srvid, mem_dump_handler, NULL);
5673
5674
5675         data.dptr = (uint8_t *)&rd;
5676         data.dsize = sizeof(rd);
5677
5678         ret = ctdb_client_send_message(ctdb, options.pnn, CTDB_SRVID_MEM_DUMP, data);
5679         if (ret != 0) {
5680                 DEBUG(DEBUG_ERR,("Failed to send memdump request message to %u\n", options.pnn));
5681                 return -1;
5682         }
5683
5684         /* this loop will terminate when we have received the reply */
5685         while (1) {
5686                 event_loop_once(ctdb->ev);
5687         }
5688
5689         return 0;
5690 }
5691
5692 /*
5693   send a message to a srvid
5694  */
5695 static int control_msgsend(struct ctdb_context *ctdb, int argc, const char **argv)
5696 {
5697         unsigned long srvid;
5698         int ret;
5699         TDB_DATA data;
5700
5701         if (argc < 2) {
5702                 usage();
5703         }
5704
5705         srvid      = strtoul(argv[0], NULL, 0);
5706
5707         data.dptr = (uint8_t *)discard_const(argv[1]);
5708         data.dsize= strlen(argv[1]);
5709
5710         ret = ctdb_client_send_message(ctdb, CTDB_BROADCAST_CONNECTED, srvid, data);
5711         if (ret != 0) {
5712                 DEBUG(DEBUG_ERR,("Failed to send memdump request message to %u\n", options.pnn));
5713                 return -1;
5714         }
5715
5716         return 0;
5717 }
5718
5719 /*
5720   handler for msglisten
5721 */
5722 static void msglisten_handler(struct ctdb_context *ctdb, uint64_t srvid,
5723                              TDB_DATA data, void *private_data)
5724 {
5725         int i;
5726
5727         printf("Message received: ");
5728         for (i=0;i<data.dsize;i++) {
5729                 printf("%c", data.dptr[i]);
5730         }
5731         printf("\n");
5732 }
5733
5734 /*
5735   listen for messages on a messageport
5736  */
5737 static int control_msglisten(struct ctdb_context *ctdb, int argc, const char **argv)
5738 {
5739         uint64_t srvid;
5740
5741         srvid = getpid();
5742
5743         /* register a message port and listen for messages
5744         */
5745         ctdb_client_set_message_handler(ctdb, srvid, msglisten_handler, NULL);
5746         printf("Listening for messages on srvid:%d\n", (int)srvid);
5747
5748         while (1) {
5749                 event_loop_once(ctdb->ev);
5750         }
5751
5752         return 0;
5753 }
5754
5755 /*
5756   list all nodes in the cluster
5757   we parse the nodes file directly
5758  */
5759 static int control_listnodes(struct ctdb_context *ctdb, int argc, const char **argv)
5760 {
5761         TALLOC_CTX *mem_ctx = talloc_new(NULL);
5762         struct pnn_node *pnn_nodes;
5763         struct pnn_node *pnn_node;
5764
5765         pnn_nodes = read_nodes_file(mem_ctx);
5766         if (pnn_nodes == NULL) {
5767                 DEBUG(DEBUG_ERR,("Failed to read nodes file\n"));
5768                 talloc_free(mem_ctx);
5769                 return -1;
5770         }
5771
5772         for(pnn_node=pnn_nodes;pnn_node;pnn_node=pnn_node->next) {
5773                 ctdb_sock_addr addr;
5774                 if (parse_ip(pnn_node->addr, NULL, 63999, &addr) == 0) {
5775                         DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s' in nodes file\n", pnn_node->addr));
5776                         talloc_free(mem_ctx);
5777                         return -1;
5778                 }
5779                 if (options.machinereadable){
5780                         printf(":%d:%s:\n", pnn_node->pnn, pnn_node->addr);
5781                 } else {
5782                         printf("%s\n", pnn_node->addr);
5783                 }
5784         }
5785         talloc_free(mem_ctx);
5786
5787         return 0;
5788 }
5789
5790 /*
5791   reload the nodes file on the local node
5792  */
5793 static int control_reload_nodes_file(struct ctdb_context *ctdb, int argc, const char **argv)
5794 {
5795         int i, ret;
5796         int mypnn;
5797         struct ctdb_node_map *nodemap=NULL;
5798
5799         mypnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE);
5800         if (mypnn == -1) {
5801                 DEBUG(DEBUG_ERR, ("Failed to read pnn of local node\n"));
5802                 return -1;
5803         }
5804
5805         ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap);
5806         if (ret != 0) {
5807                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
5808                 return ret;
5809         }
5810
5811         /* reload the nodes file on all remote nodes */
5812         for (i=0;i<nodemap->num;i++) {
5813                 if (nodemap->nodes[i].pnn == mypnn) {
5814                         continue;
5815                 }
5816                 DEBUG(DEBUG_NOTICE, ("Reloading nodes file on node %u\n", nodemap->nodes[i].pnn));
5817                 ret = ctdb_ctrl_reload_nodes_file(ctdb, TIMELIMIT(),
5818                         nodemap->nodes[i].pnn);
5819                 if (ret != 0) {
5820                         DEBUG(DEBUG_ERR, ("ERROR: Failed to reload nodes file on node %u. You MUST fix that node manually!\n", nodemap->nodes[i].pnn));
5821                 }
5822         }
5823
5824         /* reload the nodes file on the local node */
5825         DEBUG(DEBUG_NOTICE, ("Reloading nodes file on node %u\n", mypnn));
5826         ret = ctdb_ctrl_reload_nodes_file(ctdb, TIMELIMIT(), mypnn);
5827         if (ret != 0) {
5828                 DEBUG(DEBUG_ERR, ("ERROR: Failed to reload nodes file on node %u. You MUST fix that node manually!\n", mypnn));
5829         }
5830
5831         /* initiate a recovery */
5832         control_recover(ctdb, argc, argv);
5833
5834         return 0;
5835 }
5836
5837
5838 static const struct {
5839         const char *name;
5840         int (*fn)(struct ctdb_context *, int, const char **);
5841         bool auto_all;
5842         bool without_daemon; /* can be run without daemon running ? */
5843         const char *msg;
5844         const char *args;
5845 } ctdb_commands[] = {
5846         { "version",         control_version,           true,   true,   "show version of ctdb" },
5847         { "status",          control_status,            true,   false,  "show node status" },
5848         { "uptime",          control_uptime,            true,   false,  "show node uptime" },
5849         { "ping",            control_ping,              true,   false,  "ping all nodes" },
5850         { "runstate",        control_runstate,          true,   false,  "get/check runstate of a node", "[setup|first_recovery|startup|running]" },
5851         { "getvar",          control_getvar,            true,   false,  "get a tunable variable",               "<name>"},
5852         { "setvar",          control_setvar,            true,   false,  "set a tunable variable",               "<name> <value>"},
5853         { "listvars",        control_listvars,          true,   false,  "list tunable variables"},
5854         { "statistics",      control_statistics,        false,  false, "show statistics" },
5855         { "statisticsreset", control_statistics_reset,  true,   false,  "reset statistics"},
5856         { "stats",           control_stats,             false,  false,  "show rolling statistics", "[number of history records]" },
5857         { "ip",              control_ip,                false,  false,  "show which public ip's that ctdb manages" },
5858         { "ipinfo",          control_ipinfo,            true,   false,  "show details about a public ip that ctdb manages", "<ip>" },
5859         { "ifaces",          control_ifaces,            true,   false,  "show which interfaces that ctdb manages" },
5860         { "setifacelink",    control_setifacelink,      true,   false,  "set interface link status", "<iface> <status>" },
5861         { "process-exists",  control_process_exists,    true,   false,  "check if a process exists on a node",  "<pid>"},
5862         { "getdbmap",        control_getdbmap,          true,   false,  "show the database map" },
5863         { "getdbstatus",     control_getdbstatus,       true,   false,  "show the status of a database", "<dbname|dbid>" },
5864         { "catdb",           control_catdb,             true,   false,  "dump a ctdb database" ,                     "<dbname|dbid>"},
5865         { "cattdb",          control_cattdb,            true,   false,  "dump a local tdb database" ,                     "<dbname|dbid>"},
5866         { "getmonmode",      control_getmonmode,        true,   false,  "show monitoring mode" },
5867         { "getcapabilities", control_getcapabilities,   true,   false,  "show node capabilities" },
5868         { "pnn",             control_pnn,               true,   false,  "show the pnn of the currnet node" },
5869         { "lvs",             control_lvs,               true,   false,  "show lvs configuration" },
5870         { "lvsmaster",       control_lvsmaster,         true,   false,  "show which node is the lvs master" },
5871         { "disablemonitor",      control_disable_monmode,true,  false,  "set monitoring mode to DISABLE" },
5872         { "enablemonitor",      control_enable_monmode, true,   false,  "set monitoring mode to ACTIVE" },
5873         { "setdebug",        control_setdebug,          true,   false,  "set debug level",                      "<EMERG|ALERT|CRIT|ERR|WARNING|NOTICE|INFO|DEBUG>" },
5874         { "getdebug",        control_getdebug,          true,   false,  "get debug level" },
5875         { "getlog",          control_getlog,            true,   false,  "get the log data from the in memory ringbuffer", "[<level>] [recoverd]" },
5876         { "clearlog",          control_clearlog,        true,   false,  "clear the log data from the in memory ringbuffer", "[recoverd]" },
5877         { "attach",          control_attach,            true,   false,  "attach to a database",                 "<dbname> [persistent]" },
5878         { "dumpmemory",      control_dumpmemory,        true,   false,  "dump memory map to stdout" },
5879         { "rddumpmemory",    control_rddumpmemory,      true,   false,  "dump memory map from the recovery daemon to stdout" },
5880         { "getpid",          control_getpid,            true,   false,  "get ctdbd process ID" },
5881         { "disable",         control_disable,           true,   false,  "disable a nodes public IP" },
5882         { "enable",          control_enable,            true,   false,  "enable a nodes public IP" },
5883         { "stop",            control_stop,              true,   false,  "stop a node" },
5884         { "continue",        control_continue,          true,   false,  "re-start a stopped node" },
5885         { "ban",             control_ban,               true,   false,  "ban a node from the cluster",          "<bantime|0>"},
5886         { "unban",           control_unban,             true,   false,  "unban a node" },
5887         { "showban",         control_showban,           true,   false,  "show ban information"},
5888         { "shutdown",        control_shutdown,          true,   false,  "shutdown ctdbd" },
5889         { "recover",         control_recover,           true,   false,  "force recovery" },
5890         { "sync",            control_ipreallocate,      false,  false,  "wait until ctdbd has synced all state changes" },
5891         { "ipreallocate",    control_ipreallocate,      true,   false,  "force the recovery daemon to perform a ip reallocation procedure" },
5892         { "thaw",            control_thaw,              true,   false,  "thaw databases", "[priority:1-3]" },
5893         { "isnotrecmaster",  control_isnotrecmaster,    false,  false,  "check if the local node is recmaster or not" },
5894         { "killtcp",         kill_tcp,                  false,  false, "kill a tcp connection.", "<srcip:port> <dstip:port>" },
5895         { "gratiousarp",     control_gratious_arp,      false,  false, "send a gratious arp", "<ip> <interface>" },
5896         { "tickle",          tickle_tcp,                false,  false, "send a tcp tickle ack", "<srcip:port> <dstip:port>" },
5897         { "gettickles",      control_get_tickles,       false,  false, "get the list of tickles registered for this ip", "<ip> [<port>]" },
5898         { "addtickle",       control_add_tickle,        false,  false, "add a tickle for this ip", "<ip>:<port> <ip>:<port>" },
5899
5900         { "deltickle",       control_del_tickle,        false,  false, "delete a tickle from this ip", "<ip>:<port> <ip>:<port>" },
5901
5902         { "regsrvid",        regsrvid,                  false,  false, "register a server id", "<pnn> <type> <id>" },
5903         { "unregsrvid",      unregsrvid,                false,  false, "unregister a server id", "<pnn> <type> <id>" },
5904         { "chksrvid",        chksrvid,                  false,  false, "check if a server id exists", "<pnn> <type> <id>" },
5905         { "getsrvids",       getsrvids,                 false,  false, "get a list of all server ids"},
5906         { "check_srvids",    check_srvids,              false,  false, "check if a srvid exists", "<id>+" },
5907         { "vacuum",          ctdb_vacuum,               false,  true, "vacuum the databases of empty records", "[max_records]"},
5908         { "repack",          ctdb_repack,               false,  false, "repack all databases", "[max_freelist]"},
5909         { "listnodes",       control_listnodes,         false,  true, "list all nodes in the cluster"},
5910         { "reloadnodes",     control_reload_nodes_file, false,  false, "reload the nodes file and restart the transport on all nodes"},
5911         { "moveip",          control_moveip,            false,  false, "move/failover an ip address to another node", "<ip> <node>"},
5912         { "rebalanceip",     control_rebalanceip,       false,  false, "release an ip from the node and let recd rebalance it", "<ip>"},
5913         { "addip",           control_addip,             true,   false, "add a ip address to a node", "<ip/mask> <iface>"},
5914         { "delip",           control_delip,             false,  false, "delete an ip address from a node", "<ip>"},
5915         { "eventscript",     control_eventscript,       true,   false, "run the eventscript with the given parameters on a node", "<arguments>"},
5916         { "backupdb",        control_backupdb,          false,  false, "backup the database into a file.", "<dbname|dbid> <file>"},
5917         { "restoredb",        control_restoredb,        false,  false, "restore the database from a file.", "<file> [dbname]"},
5918         { "dumpdbbackup",    control_dumpdbbackup,      false,  true,  "dump database backup from a file.", "<file>"},
5919         { "wipedb",           control_wipedb,        false,     false, "wipe the contents of a database.", "<dbname|dbid>"},
5920         { "recmaster",        control_recmaster,        true,   false, "show the pnn for the recovery master."},
5921         { "scriptstatus",     control_scriptstatus,     true,   false, "show the status of the monitoring scripts (or all scripts)", "[all]"},
5922         { "enablescript",     control_enablescript,  false,     false, "enable an eventscript", "<script>"},
5923         { "disablescript",    control_disablescript,  false,    false, "disable an eventscript", "<script>"},
5924         { "natgwlist",        control_natgwlist,        false,  false, "show the nodes belonging to this natgw configuration"},
5925         { "xpnn",             control_xpnn,             true,   true,  "find the pnn of the local node without talking to the daemon (unreliable)" },
5926         { "getreclock",       control_getreclock,       false,  false, "Show the reclock file of a node"},
5927         { "setreclock",       control_setreclock,       false,  false, "Set/clear the reclock file of a node", "[filename]"},
5928         { "setnatgwstate",    control_setnatgwstate,    false,  false, "Set NATGW state to on/off", "{on|off}"},
5929         { "setlmasterrole",   control_setlmasterrole,   false,  false, "Set LMASTER role to on/off", "{on|off}"},
5930         { "setrecmasterrole", control_setrecmasterrole, false,  false, "Set RECMASTER role to on/off", "{on|off}"},
5931         { "setdbprio",        control_setdbprio,        false,  false, "Set DB priority", "<dbname|dbid> <prio:1-3>"},
5932         { "getdbprio",        control_getdbprio,        false,  false, "Get DB priority", "<dbname|dbid>"},
5933         { "setdbreadonly",    control_setdbreadonly,    false,  false, "Set DB readonly capable", "<dbname|dbid>"},
5934         { "setdbsticky",      control_setdbsticky,      false,  false, "Set DB sticky-records capable", "<dbname|dbid>"},
5935         { "msglisten",        control_msglisten,        false,  false, "Listen on a srvid port for messages", "<msg srvid>"},
5936         { "msgsend",          control_msgsend,  false,  false, "Send a message to srvid", "<srvid> <message>"},
5937         { "pfetch",          control_pfetch,            false,  false,  "fetch a record from a persistent database", "<dbname|dbid> <key> [<file>]" },
5938         { "pstore",          control_pstore,            false,  false,  "write a record to a persistent database", "<dbname|dbid> <key> <file containing record>" },
5939         { "pdelete",         control_pdelete,           false,  false,  "delete a record from a persistent database", "<dbname|dbid> <key>" },
5940         { "tfetch",          control_tfetch,            false,  true,  "fetch a record from a [c]tdb-file [-v]", "<tdb-file> <key> [<file>]" },
5941         { "tstore",          control_tstore,            false,  true,  "store a record (including ltdb header)", "<tdb-file> <key> <data+header>" },
5942         { "readkey",         control_readkey,           true,   false,  "read the content off a database key", "<tdb-file> <key>" },
5943         { "writekey",        control_writekey,          true,   false,  "write to a database key", "<tdb-file> <key> <value>" },
5944         { "checktcpport",    control_chktcpport,        false,  true,  "check if a service is bound to a specific tcp port or not", "<port>" },
5945         { "rebalancenode",     control_rebalancenode,   false,  false, "release a node by allowing it to takeover ips", "<pnn>"},
5946         { "getdbseqnum",     control_getdbseqnum,       false,  false, "get the sequence number off a database", "<dbname|dbid>" },
5947         { "setdbseqnum",     control_setdbseqnum,       false,  false, "set the sequence number for a database", "<dbname|dbid> <seqnum>" },
5948         { "nodestatus",      control_nodestatus,        true,   false,  "show and return node status" },
5949         { "dbstatistics",    control_dbstatistics,      false,  false, "show db statistics", "<dbname|dbid>" },
5950         { "reloadips",       control_reloadips,         false,  false, "reload the public addresses file on a node" },
5951         { "ipiface",         control_ipiface,           true,   true,  "Find which interface an ip address is hsoted on", "<ip>" },
5952 };
5953
5954 /*
5955   show usage message
5956  */
5957 static void usage(void)
5958 {
5959         int i;
5960         printf(
5961 "Usage: ctdb [options] <control>\n" \
5962 "Options:\n" \
5963 "   -n <node>          choose node number, or 'all' (defaults to local node)\n"
5964 "   -Y                 generate machinereadable output\n"
5965 "   -v                 generate verbose output\n"
5966 "   -t <timelimit>     set timelimit for control in seconds (default %u)\n", options.timelimit);
5967         printf("Controls:\n");
5968         for (i=0;i<ARRAY_SIZE(ctdb_commands);i++) {
5969                 printf("  %-15s %-27s  %s\n",
5970                        ctdb_commands[i].name,
5971                        ctdb_commands[i].args?ctdb_commands[i].args:"",
5972                        ctdb_commands[i].msg);
5973         }
5974         exit(1);
5975 }
5976
5977
5978 static void ctdb_alarm(int sig)
5979 {
5980         printf("Maximum runtime exceeded - exiting\n");
5981         _exit(ERR_TIMEOUT);
5982 }
5983
5984 /*
5985   main program
5986 */
5987 int main(int argc, const char *argv[])
5988 {
5989         struct ctdb_context *ctdb;
5990         char *nodestring = NULL;
5991         struct poptOption popt_options[] = {
5992                 POPT_AUTOHELP
5993                 POPT_CTDB_CMDLINE
5994                 { "timelimit", 't', POPT_ARG_INT, &options.timelimit, 0, "timelimit", "integer" },
5995                 { "node",      'n', POPT_ARG_STRING, &nodestring, 0, "node", "integer|all" },
5996                 { "machinereadable", 'Y', POPT_ARG_NONE, &options.machinereadable, 0, "enable machinereadable output", NULL },
5997                 { "verbose",    'v', POPT_ARG_NONE, &options.verbose, 0, "enable verbose output", NULL },
5998                 { "maxruntime", 'T', POPT_ARG_INT, &options.maxruntime, 0, "die if runtime exceeds this limit (in seconds)", "integer" },
5999                 { "print-emptyrecords", 0, POPT_ARG_NONE, &options.printemptyrecords, 0, "print the empty records when dumping databases (catdb, cattdb, dumpdbbackup)", NULL },
6000                 { "print-datasize", 0, POPT_ARG_NONE, &options.printdatasize, 0, "do not print record data when dumping databases, only the data size", NULL },
6001                 { "print-lmaster", 0, POPT_ARG_NONE, &options.printlmaster, 0, "print the record's lmaster in catdb", NULL },
6002                 { "print-hash", 0, POPT_ARG_NONE, &options.printhash, 0, "print the record's hash when dumping databases", NULL },
6003                 { "print-recordflags", 0, POPT_ARG_NONE, &options.printrecordflags, 0, "print the record flags in catdb and dumpdbbackup", NULL },
6004                 POPT_TABLEEND
6005         };
6006         int opt;
6007         const char **extra_argv;
6008         int extra_argc = 0;
6009         int ret=-1, i;
6010         poptContext pc;
6011         struct event_context *ev;
6012         const char *control;
6013         const char *socket_name;
6014
6015         setlinebuf(stdout);
6016
6017         /* set some defaults */
6018         options.maxruntime = 0;
6019         options.timelimit = 3;
6020         options.pnn = CTDB_CURRENT_NODE;
6021
6022         pc = poptGetContext(argv[0], argc, argv, popt_options, POPT_CONTEXT_KEEP_FIRST);
6023
6024         while ((opt = poptGetNextOpt(pc)) != -1) {
6025                 switch (opt) {
6026                 default:
6027                         DEBUG(DEBUG_ERR, ("Invalid option %s: %s\n",
6028                                 poptBadOption(pc, 0), poptStrerror(opt)));
6029                         exit(1);
6030                 }
6031         }
6032
6033         /* setup the remaining options for the main program to use */
6034         extra_argv = poptGetArgs(pc);
6035         if (extra_argv) {
6036                 extra_argv++;
6037                 while (extra_argv[extra_argc]) extra_argc++;
6038         }
6039
6040         if (extra_argc < 1) {
6041                 usage();
6042         }
6043
6044         if (options.maxruntime == 0) {
6045                 const char *ctdb_timeout;
6046                 ctdb_timeout = getenv("CTDB_TIMEOUT");
6047                 if (ctdb_timeout != NULL) {
6048                         options.maxruntime = strtoul(ctdb_timeout, NULL, 0);
6049                 } else {
6050                         /* default timeout is 120 seconds */
6051                         options.maxruntime = 120;
6052                 }
6053         }
6054
6055         signal(SIGALRM, ctdb_alarm);
6056         alarm(options.maxruntime);
6057
6058         control = extra_argv[0];
6059
6060         ev = event_context_init(NULL);
6061         if (!ev) {
6062                 DEBUG(DEBUG_ERR, ("Failed to initialize event system\n"));
6063                 exit(1);
6064         }
6065
6066         for (i=0;i<ARRAY_SIZE(ctdb_commands);i++) {
6067                 if (strcmp(control, ctdb_commands[i].name) == 0) {
6068                         break;
6069                 }
6070         }
6071
6072         if (i == ARRAY_SIZE(ctdb_commands)) {
6073                 DEBUG(DEBUG_ERR, ("Unknown control '%s'\n", control));
6074                 exit(1);
6075         }
6076
6077         if (ctdb_commands[i].without_daemon == true) {
6078                 if (nodestring != NULL) {
6079                         DEBUG(DEBUG_ERR, ("Can't specify node(s) with \"ctdb %s\"\n", control));
6080                         exit(1);
6081                 }
6082                 close(2);
6083                 return ctdb_commands[i].fn(NULL, extra_argc-1, extra_argv+1);
6084         }
6085
6086         /* initialise ctdb */
6087         ctdb = ctdb_cmdline_client(ev, TIMELIMIT());
6088
6089         if (ctdb == NULL) {
6090                 DEBUG(DEBUG_ERR, ("Failed to init ctdb\n"));
6091                 exit(1);
6092         }
6093
6094         /* initialize a libctdb connection as well */
6095         socket_name = ctdb_get_socketname(ctdb);
6096         ctdb_connection = ctdb_connect(socket_name,
6097                                        ctdb_log_file, stderr);
6098         if (ctdb_connection == NULL) {
6099                 DEBUG(DEBUG_ERR, ("Failed to connect to daemon from libctdb\n"));
6100                 exit(1);
6101         }
6102
6103         /* setup the node number(s) to contact */
6104         if (!parse_nodestring(ctdb, nodestring, CTDB_CURRENT_NODE, false,
6105                               &options.nodes, &options.pnn)) {
6106                 usage();
6107         }
6108
6109         if (options.pnn == CTDB_CURRENT_NODE) {
6110                 options.pnn = options.nodes[0];
6111         }
6112
6113         if (ctdb_commands[i].auto_all &&
6114             ((options.pnn == CTDB_BROADCAST_ALL) ||
6115              (options.pnn == CTDB_MULTICAST))) {
6116                 int j;
6117
6118                 ret = 0;
6119                 for (j = 0; j < talloc_array_length(options.nodes); j++) {
6120                         options.pnn = options.nodes[j];
6121                         ret |= ctdb_commands[i].fn(ctdb, extra_argc-1, extra_argv+1);
6122                 }
6123         } else {
6124                 ret = ctdb_commands[i].fn(ctdb, extra_argc-1, extra_argv+1);
6125         }
6126
6127         ctdb_disconnect(ctdb_connection);
6128         talloc_free(ctdb);
6129         talloc_free(ev);
6130         (void)poptFreeContext(pc);
6131
6132         return ret;
6133
6134 }