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 "lib/tevent/tevent.h"
  23 #include "system/time.h"
  24 #include "system/filesys.h"
  25 #include "system/network.h"
  26 #include "system/locale.h"
  27 #include "popt.h"
  28 #include "cmdline.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         int machinereadable;
  47         int verbose;
  48         int maxruntime;
  49 } options;
  50
  51 #define TIMELIMIT() timeval_current_ofs(options.timelimit, 0)
  52 #define LONGTIMELIMIT() timeval_current_ofs(options.timelimit*10, 0)
  53
  54 #ifdef CTDB_VERS
  55 static int control_version(struct ctdb_context *ctdb, int argc, const char **argv)
  56 {
  57 #define STR(x) #x
  58 #define XSTR(x) STR(x)
  59         printf("CTDB version: %s\n", XSTR(CTDB_VERS));
  60         return 0;
  61 }
  62 #endif
  63
  64
  65 /*
  66   verify that a node exists and is reachable
  67  */
  68 static void verify_node(struct ctdb_context *ctdb)
  69 {
  70         int ret;
  71         struct ctdb_node_map *nodemap=NULL;
  72
  73         if (options.pnn == CTDB_CURRENT_NODE) {
  74                 return;
  75         }
  76         if (options.pnn == CTDB_BROADCAST_ALL) {
  77                 return;
  78         }
  79
  80         /* verify the node exists */
  81         if (ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap) != 0) {
  82                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
  83                 exit(10);
  84         }
  85         if (options.pnn >= nodemap->num) {
  86                 DEBUG(DEBUG_ERR, ("Node %u does not exist\n", options.pnn));
  87                 exit(ERR_NONODE);
  88         }
  89         if (nodemap->nodes[options.pnn].flags & NODE_FLAGS_DELETED) {
  90                 DEBUG(DEBUG_ERR, ("Node %u is DELETED\n", options.pnn));
  91                 exit(ERR_DISNODE);
  92         }
  93         if (nodemap->nodes[options.pnn].flags & NODE_FLAGS_DISCONNECTED) {
  94                 DEBUG(DEBUG_ERR, ("Node %u is DISCONNECTED\n", options.pnn));
  95                 exit(ERR_DISNODE);
  96         }
  97
  98         /* verify we can access the node */
  99         ret = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), options.pnn);
 100         if (ret == -1) {
 101                 DEBUG(DEBUG_ERR,("Can not access node. Node is not operational.\n"));
 102                 exit(10);
 103         }
 104 }
 105
 106 /*
 107  check if a database exists
 108 */
 109 static int db_exists(struct ctdb_context *ctdb, const char *db_name, bool *persistent)
 110 {
 111         int i, ret;
 112         struct ctdb_dbid_map *dbmap=NULL;
 113
 114         ret = ctdb_ctrl_getdbmap(ctdb, TIMELIMIT(), options.pnn, ctdb, &dbmap);
 115         if (ret != 0) {
 116                 DEBUG(DEBUG_ERR, ("Unable to get dbids from node %u\n", options.pnn));
 117                 return -1;
 118         }
 119
 120         for(i=0;i<dbmap->num;i++){
 121                 const char *name;
 122
 123                 ctdb_ctrl_getdbname(ctdb, TIMELIMIT(), options.pnn, dbmap->dbs[i].dbid, ctdb, &name);
 124                 if (!strcmp(name, db_name)) {
 125                         if (persistent) {
 126                                 *persistent = dbmap->dbs[i].persistent;
 127                         }
 128                         return 0;
 129                 }
 130         }
 131
 132         return -1;
 133 }
 134
 135 /*
 136   see if a process exists
 137  */
 138 static int control_process_exists(struct ctdb_context *ctdb, int argc, const char **argv)
 139 {
 140         uint32_t pnn, pid;
 141         int ret;
 142         if (argc < 1) {
 143                 usage();
 144         }
 145
 146         if (sscanf(argv[0], "%u:%u", &pnn, &pid) != 2) {
 147                 DEBUG(DEBUG_ERR, ("Badly formed pnn:pid\n"));
 148                 return -1;
 149         }
 150
 151         ret = ctdb_ctrl_process_exists(ctdb, pnn, pid);
 152         if (ret == 0) {
 153                 printf("%u:%u exists\n", pnn, pid);
 154         } else {
 155                 printf("%u:%u does not exist\n", pnn, pid);
 156         }
 157         return ret;
 158 }
 159
 160 /*
 161   display statistics structure
 162  */
 163 static void show_statistics(struct ctdb_statistics *s, int show_header)
 164 {
 165         TALLOC_CTX *tmp_ctx = talloc_new(NULL);
 166         int i;
 167         const char *prefix=NULL;
 168         int preflen=0;
 169         int tmp, days, hours, minutes, seconds;
 170         const struct {
 171                 const char *name;
 172                 uint32_t offset;
 173         } fields[] = {
 174 #define STATISTICS_FIELD(n) { #n, offsetof(struct ctdb_statistics, n) }
 175                 STATISTICS_FIELD(num_clients),
 176                 STATISTICS_FIELD(frozen),
 177                 STATISTICS_FIELD(recovering),
 178                 STATISTICS_FIELD(num_recoveries),
 179                 STATISTICS_FIELD(client_packets_sent),
 180                 STATISTICS_FIELD(client_packets_recv),
 181                 STATISTICS_FIELD(node_packets_sent),
 182                 STATISTICS_FIELD(node_packets_recv),
 183                 STATISTICS_FIELD(keepalive_packets_sent),
 184                 STATISTICS_FIELD(keepalive_packets_recv),
 185                 STATISTICS_FIELD(node.req_call),
 186                 STATISTICS_FIELD(node.reply_call),
 187                 STATISTICS_FIELD(node.req_dmaster),
 188                 STATISTICS_FIELD(node.reply_dmaster),
 189                 STATISTICS_FIELD(node.reply_error),
 190                 STATISTICS_FIELD(node.req_message),
 191                 STATISTICS_FIELD(node.req_control),
 192                 STATISTICS_FIELD(node.reply_control),
 193                 STATISTICS_FIELD(client.req_call),
 194                 STATISTICS_FIELD(client.req_message),
 195                 STATISTICS_FIELD(client.req_control),
 196                 STATISTICS_FIELD(timeouts.call),
 197                 STATISTICS_FIELD(timeouts.control),
 198                 STATISTICS_FIELD(timeouts.traverse),
 199                 STATISTICS_FIELD(total_calls),
 200                 STATISTICS_FIELD(pending_calls),
 201                 STATISTICS_FIELD(lockwait_calls),
 202                 STATISTICS_FIELD(pending_lockwait_calls),
 203                 STATISTICS_FIELD(childwrite_calls),
 204                 STATISTICS_FIELD(pending_childwrite_calls),
 205                 STATISTICS_FIELD(memory_used),
 206                 STATISTICS_FIELD(max_hop_count),
 207         };
 208         tmp = s->statistics_current_time.tv_sec - s->statistics_start_time.tv_sec;
 209         seconds = tmp%60;
 210         tmp    /= 60;
 211         minutes = tmp%60;
 212         tmp    /= 60;
 213         hours   = tmp%24;
 214         tmp    /= 24;
 215         days    = tmp;
 216
 217         if (options.machinereadable){
 218                 if (show_header) {
 219                         printf("CTDB version:");
 220                         printf("Current time of statistics:");
 221                         printf("Statistics collected since:");
 222                         for (i=0;i<ARRAY_SIZE(fields);i++) {
 223                                 printf("%s:", fields[i].name);
 224                         }
 225                         printf("num_reclock_ctdbd_latency:");
 226                         printf("min_reclock_ctdbd_latency:");
 227                         printf("avg_reclock_ctdbd_latency:");
 228                         printf("max_reclock_ctdbd_latency:");
 229
 230                         printf("num_reclock_recd_latency:");
 231                         printf("min_reclock_recd_latency:");
 232                         printf("avg_reclock_recd_latency:");
 233                         printf("max_reclock_recd_latency:");
 234
 235                         printf("num_call_latency:");
 236                         printf("min_call_latency:");
 237                         printf("avg_call_latency:");
 238                         printf("max_call_latency:");
 239
 240                         printf("num_lockwait_latency:");
 241                         printf("min_lockwait_latency:");
 242                         printf("avg_lockwait_latency:");
 243                         printf("max_lockwait_latency:");
 244
 245                         printf("num_childwrite_latency:");
 246                         printf("min_childwrite_latency:");
 247                         printf("avg_childwrite_latency:");
 248                         printf("max_childwrite_latency:");
 249                         printf("\n");
 250                 }
 251                 printf("%d:", CTDB_VERSION);
 252                 printf("%d:", (int)s->statistics_current_time.tv_sec);
 253                 printf("%d:", (int)s->statistics_start_time.tv_sec);
 254                 for (i=0;i<ARRAY_SIZE(fields);i++) {
 255                         printf("%d:", *(uint32_t *)(fields[i].offset+(uint8_t *)s));
 256                 }
 257                 printf("%d:", s->reclock.ctdbd.num);
 258                 printf("%.6f:", s->reclock.ctdbd.min);
 259                 printf("%.6f:", s->reclock.ctdbd.num?s->reclock.ctdbd.total/s->reclock.ctdbd.num:0.0);
 260                 printf("%.6f:", s->reclock.ctdbd.max);
 261
 262                 printf("%d:", s->reclock.recd.num);
 263                 printf("%.6f:", s->reclock.recd.min);
 264                 printf("%.6f:", s->reclock.recd.num?s->reclock.recd.total/s->reclock.recd.num:0.0);
 265                 printf("%.6f:", s->reclock.recd.max);
 266
 267                 printf("%d:", s->call_latency.num);
 268                 printf("%.6f:", s->call_latency.min);
 269                 printf("%.6f:", s->call_latency.num?s->call_latency.total/s->call_latency.num:0.0);
 270                 printf("%.6f:", s->call_latency.max);
 271
 272                 printf("%d:", s->lockwait_latency.num);
 273                 printf("%.6f:", s->lockwait_latency.min);
 274                 printf("%.6f:", s->lockwait_latency.num?s->lockwait_latency.total/s->lockwait_latency.num:0.0);
 275                 printf("%.6f:", s->lockwait_latency.max);
 276
 277                 printf("%d:", s->childwrite_latency.num);
 278                 printf("%.6f:", s->childwrite_latency.min);
 279                 printf("%.6f:", s->childwrite_latency.num?s->childwrite_latency.total/s->childwrite_latency.num:0.0);
 280                 printf("%.6f:", s->childwrite_latency.max);
 281                 printf("\n");
 282         } else {
 283                 printf("CTDB version %u\n", CTDB_VERSION);
 284                 printf("Current time of statistics  :                %s", ctime(&s->statistics_current_time.tv_sec));
 285                 printf("Statistics collected since  : (%03d %02d:%02d:%02d) %s", days, hours, minutes, seconds, ctime(&s->statistics_start_time.tv_sec));
 286
 287                 for (i=0;i<ARRAY_SIZE(fields);i++) {
 288                         if (strchr(fields[i].name, '.')) {
 289                                 preflen = strcspn(fields[i].name, ".")+1;
 290                                 if (!prefix || strncmp(prefix, fields[i].name, preflen) != 0) {
 291                                         prefix = fields[i].name;
 292                                         printf(" %*.*s\n", preflen-1, preflen-1, fields[i].name);
 293                                 }
 294                         } else {
 295                                 preflen = 0;
 296                         }
 297                         printf(" %*s%-22s%*s%10u\n",
 298                                preflen?4:0, "",
 299                                fields[i].name+preflen,
 300                                preflen?0:4, "",
 301                                *(uint32_t *)(fields[i].offset+(uint8_t *)s));
 302                 }
 303                 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);
 304
 305                 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);
 306
 307                 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);
 308                 printf(" %-30s     %.6f/%.6f/%.6f sec out of %d\n", "lockwait_latency   MIN/AVG/MAX", s->lockwait_latency.min, s->lockwait_latency.num?s->lockwait_latency.total/s->lockwait_latency.num:0.0, s->lockwait_latency.max, s->lockwait_latency.num);
 309                 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);
 310         }
 311
 312         talloc_free(tmp_ctx);
 313 }
 314
 315 /*
 316   display remote ctdb statistics combined from all nodes
 317  */
 318 static int control_statistics_all(struct ctdb_context *ctdb)
 319 {
 320         int ret, i;
 321         struct ctdb_statistics statistics;
 322         uint32_t *nodes;
 323         uint32_t num_nodes;
 324
 325         nodes = ctdb_get_connected_nodes(ctdb, TIMELIMIT(), ctdb, &num_nodes);
 326         CTDB_NO_MEMORY(ctdb, nodes);
 327
 328         ZERO_STRUCT(statistics);
 329
 330         for (i=0;i<num_nodes;i++) {
 331                 struct ctdb_statistics s1;
 332                 int j;
 333                 uint32_t *v1 = (uint32_t *)&s1;
 334                 uint32_t *v2 = (uint32_t *)&statistics;
 335                 uint32_t num_ints =
 336                         offsetof(struct ctdb_statistics, __last_counter) / sizeof(uint32_t);
 337                 ret = ctdb_ctrl_statistics(ctdb, nodes[i], &s1);
 338                 if (ret != 0) {
 339                         DEBUG(DEBUG_ERR, ("Unable to get statistics from node %u\n", nodes[i]));
 340                         return ret;
 341                 }
 342                 for (j=0;j<num_ints;j++) {
 343                         v2[j] += v1[j];
 344                 }
 345                 statistics.max_hop_count =
 346                         MAX(statistics.max_hop_count, s1.max_hop_count);
 347                 statistics.call_latency.max =
 348                         MAX(statistics.call_latency.max, s1.call_latency.max);
 349                 statistics.lockwait_latency.max =
 350                         MAX(statistics.lockwait_latency.max, s1.lockwait_latency.max);
 351         }
 352         talloc_free(nodes);
 353         printf("Gathered statistics for %u nodes\n", num_nodes);
 354         show_statistics(&statistics, 1);
 355         return 0;
 356 }
 357
 358 /*
 359   display remote ctdb statistics
 360  */
 361 static int control_statistics(struct ctdb_context *ctdb, int argc, const char **argv)
 362 {
 363         int ret;
 364         struct ctdb_statistics statistics;
 365
 366         if (options.pnn == CTDB_BROADCAST_ALL) {
 367                 return control_statistics_all(ctdb);
 368         }
 369
 370         ret = ctdb_ctrl_statistics(ctdb, options.pnn, &statistics);
 371         if (ret != 0) {
 372                 DEBUG(DEBUG_ERR, ("Unable to get statistics from node %u\n", options.pnn));
 373                 return ret;
 374         }
 375         show_statistics(&statistics, 1);
 376         return 0;
 377 }
 378
 379
 380 /*
 381   reset remote ctdb statistics
 382  */
 383 static int control_statistics_reset(struct ctdb_context *ctdb, int argc, const char **argv)
 384 {
 385         int ret;
 386
 387         ret = ctdb_statistics_reset(ctdb, options.pnn);
 388         if (ret != 0) {
 389                 DEBUG(DEBUG_ERR, ("Unable to reset statistics on node %u\n", options.pnn));
 390                 return ret;
 391         }
 392         return 0;
 393 }
 394
 395
 396 /*
 397   display remote ctdb rolling statistics
 398  */
 399 static int control_stats(struct ctdb_context *ctdb, int argc, const char **argv)
 400 {
 401         int ret;
 402         struct ctdb_statistics_wire *stats;
 403         int i, num_records = -1;
 404
 405         if (argc ==1) {
 406                 num_records = atoi(argv[0]) - 1;
 407         }
 408
 409         ret = ctdb_ctrl_getstathistory(ctdb, TIMELIMIT(), options.pnn, ctdb, &stats);
 410         if (ret != 0) {
 411                 DEBUG(DEBUG_ERR, ("Unable to get rolling statistics from node %u\n", options.pnn));
 412                 return ret;
 413         }
 414         for (i=0;i<stats->num;i++) {
 415                 if (stats->stats[i].statistics_start_time.tv_sec == 0) {
 416                         continue;
 417                 }
 418                 show_statistics(&stats->stats[i], i==0);
 419                 if (i == num_records) {
 420                         break;
 421                 }
 422         }
 423         return 0;
 424 }
 425
 426
 427 /*
 428   display uptime of remote node
 429  */
 430 static int control_uptime(struct ctdb_context *ctdb, int argc, const char **argv)
 431 {
 432         int ret;
 433         struct ctdb_uptime *uptime = NULL;
 434         int tmp, days, hours, minutes, seconds;
 435
 436         ret = ctdb_ctrl_uptime(ctdb, ctdb, TIMELIMIT(), options.pnn, &uptime);
 437         if (ret != 0) {
 438                 DEBUG(DEBUG_ERR, ("Unable to get uptime from node %u\n", options.pnn));
 439                 return ret;
 440         }
 441
 442         if (options.machinereadable){
 443                 printf(":Current Node Time:Ctdb Start Time:Last Recovery/Failover Time:Last Recovery/IPFailover Duration:\n");
 444                 printf(":%u:%u:%u:%lf\n",
 445                         (unsigned int)uptime->current_time.tv_sec,
 446                         (unsigned int)uptime->ctdbd_start_time.tv_sec,
 447                         (unsigned int)uptime->last_recovery_finished.tv_sec,
 448                         timeval_delta(&uptime->last_recovery_finished,
 449                                       &uptime->last_recovery_started)
 450                 );
 451                 return 0;
 452         }
 453
 454         printf("Current time of node          :                %s", ctime(&uptime->current_time.tv_sec));
 455
 456         tmp = uptime->current_time.tv_sec - uptime->ctdbd_start_time.tv_sec;
 457         seconds = tmp%60;
 458         tmp    /= 60;
 459         minutes = tmp%60;
 460         tmp    /= 60;
 461         hours   = tmp%24;
 462         tmp    /= 24;
 463         days    = tmp;
 464         printf("Ctdbd start time              : (%03d %02d:%02d:%02d) %s", days, hours, minutes, seconds, ctime(&uptime->ctdbd_start_time.tv_sec));
 465
 466         tmp = uptime->current_time.tv_sec - uptime->last_recovery_finished.tv_sec;
 467         seconds = tmp%60;
 468         tmp    /= 60;
 469         minutes = tmp%60;
 470         tmp    /= 60;
 471         hours   = tmp%24;
 472         tmp    /= 24;
 473         days    = tmp;
 474         printf("Time of last recovery/failover: (%03d %02d:%02d:%02d) %s", days, hours, minutes, seconds, ctime(&uptime->last_recovery_finished.tv_sec));
 475
 476         printf("Duration of last recovery/failover: %lf seconds\n",
 477                 timeval_delta(&uptime->last_recovery_finished,
 478                               &uptime->last_recovery_started));
 479
 480         return 0;
 481 }
 482
 483 /*
 484   show the PNN of the current node
 485  */
 486 static int control_pnn(struct ctdb_context *ctdb, int argc, const char **argv)
 487 {
 488         uint32_t mypnn;
 489         bool ret;
 490
 491         ret = ctdb_getpnn(ctdb_connection, options.pnn, &mypnn);
 492         if (!ret) {
 493                 DEBUG(DEBUG_ERR, ("Unable to get pnn from node."));
 494                 return -1;
 495         }
 496
 497         printf("PNN:%d\n", mypnn);
 498         return 0;
 499 }
 500
 501
 502 struct pnn_node {
 503         struct pnn_node *next;
 504         const char *addr;
 505         int pnn;
 506 };
 507
 508 static struct pnn_node *read_nodes_file(TALLOC_CTX *mem_ctx)
 509 {
 510         const char *nodes_list;
 511         int nlines;
 512         char **lines;
 513         int i, pnn;
 514         struct pnn_node *pnn_nodes = NULL;
 515         struct pnn_node *pnn_node;
 516         struct pnn_node *tmp_node;
 517
 518         /* read the nodes file */
 519         nodes_list = getenv("CTDB_NODES");
 520         if (nodes_list == NULL) {
 521                 nodes_list = "/etc/ctdb/nodes";
 522         }
 523         lines = file_lines_load(nodes_list, &nlines, mem_ctx);
 524         if (lines == NULL) {
 525                 return NULL;
 526         }
 527         while (nlines > 0 && strcmp(lines[nlines-1], "") == 0) {
 528                 nlines--;
 529         }
 530         for (i=0, pnn=0; i<nlines; i++) {
 531                 char *node;
 532
 533                 node = lines[i];
 534                 /* strip leading spaces */
 535                 while((*node == ' ') || (*node == '\t')) {
 536                         node++;
 537                 }
 538                 if (*node == '#') {
 539                         pnn++;
 540                         continue;
 541                 }
 542                 if (strcmp(node, "") == 0) {
 543                         continue;
 544                 }
 545                 pnn_node = talloc(mem_ctx, struct pnn_node);
 546                 pnn_node->pnn = pnn++;
 547                 pnn_node->addr = talloc_strdup(pnn_node, node);
 548                 pnn_node->next = pnn_nodes;
 549                 pnn_nodes = pnn_node;
 550         }
 551
 552         /* swap them around so we return them in incrementing order */
 553         pnn_node = pnn_nodes;
 554         pnn_nodes = NULL;
 555         while (pnn_node) {
 556                 tmp_node = pnn_node;
 557                 pnn_node = pnn_node->next;
 558
 559                 tmp_node->next = pnn_nodes;
 560                 pnn_nodes = tmp_node;
 561         }
 562
 563         return pnn_nodes;
 564 }
 565
 566 /*
 567   show the PNN of the current node
 568   discover the pnn by loading the nodes file and try to bind to all
 569   addresses one at a time until the ip address is found.
 570  */
 571 static int control_xpnn(struct ctdb_context *ctdb, int argc, const char **argv)
 572 {
 573         TALLOC_CTX *mem_ctx = talloc_new(NULL);
 574         struct pnn_node *pnn_nodes;
 575         struct pnn_node *pnn_node;
 576
 577         pnn_nodes = read_nodes_file(mem_ctx);
 578         if (pnn_nodes == NULL) {
 579                 DEBUG(DEBUG_ERR,("Failed to read nodes file\n"));
 580                 talloc_free(mem_ctx);
 581                 return -1;
 582         }
 583
 584         for(pnn_node=pnn_nodes;pnn_node;pnn_node=pnn_node->next) {
 585                 ctdb_sock_addr addr;
 586
 587                 if (parse_ip(pnn_node->addr, NULL, 63999, &addr) == 0) {
 588                         DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s' in nodes file\n", pnn_node->addr));
 589                         talloc_free(mem_ctx);
 590                         return -1;
 591                 }
 592
 593                 if (ctdb_sys_have_ip(&addr)) {
 594                         printf("PNN:%d\n", pnn_node->pnn);
 595                         talloc_free(mem_ctx);
 596                         return 0;
 597                 }
 598         }
 599
 600         printf("Failed to detect which PNN this node is\n");
 601         talloc_free(mem_ctx);
 602         return -1;
 603 }
 604
 605 /*
 606   display remote ctdb status
 607  */
 608 static int control_status(struct ctdb_context *ctdb, int argc, const char **argv)
 609 {
 610         int i, ret;
 611         struct ctdb_vnn_map *vnnmap=NULL;
 612         struct ctdb_node_map *nodemap=NULL;
 613         uint32_t recmode, recmaster;
 614         int mypnn;
 615
 616         mypnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), options.pnn);
 617         if (mypnn == -1) {
 618                 return -1;
 619         }
 620
 621         ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), options.pnn, ctdb, &nodemap);
 622         if (ret != 0) {
 623                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
 624                 return ret;
 625         }
 626
 627         if (options.machinereadable) {
 628                 printf(":Node:IP:Disconnected:Banned:Disabled:Unhealthy:Stopped"
 629                        ":Inactive:PartiallyOnline:ThisNode:\n");
 630                 for (i=0;i<nodemap->num;i++) {
 631                         int partially_online = 0;
 632                         int j;
 633
 634                         if (nodemap->nodes[i].flags & NODE_FLAGS_DELETED) {
 635                                 continue;
 636                         }
 637                         if (nodemap->nodes[i].flags == 0) {
 638                                 struct ctdb_control_get_ifaces *ifaces;
 639
 640                                 ret = ctdb_ctrl_get_ifaces(ctdb, TIMELIMIT(),
 641                                                            nodemap->nodes[i].pnn,
 642                                                            ctdb, &ifaces);
 643                                 if (ret == 0) {
 644                                         for (j=0; j < ifaces->num; j++) {
 645                                                 if (ifaces->ifaces[j].link_state != 0) {
 646                                                         continue;
 647                                                 }
 648                                                 partially_online = 1;
 649                                                 break;
 650                                         }
 651                                         talloc_free(ifaces);
 652                                 }
 653                         }
 654                         printf(":%d:%s:%d:%d:%d:%d:%d:%d:%d:%d:\n", nodemap->nodes[i].pnn,
 655                                 ctdb_addr_to_str(&nodemap->nodes[i].addr),
 656                                !!(nodemap->nodes[i].flags&NODE_FLAGS_DISCONNECTED),
 657                                !!(nodemap->nodes[i].flags&NODE_FLAGS_BANNED),
 658                                !!(nodemap->nodes[i].flags&NODE_FLAGS_PERMANENTLY_DISABLED),
 659                                !!(nodemap->nodes[i].flags&NODE_FLAGS_UNHEALTHY),
 660                                !!(nodemap->nodes[i].flags&NODE_FLAGS_STOPPED),
 661                                !!(nodemap->nodes[i].flags&NODE_FLAGS_INACTIVE),
 662                                partially_online,
 663                                (nodemap->nodes[i].pnn == mypnn));
 664                 }
 665                 return 0;
 666         }
 667
 668         printf("Number of nodes:%d\n", nodemap->num);
 669         for(i=0;i<nodemap->num;i++){
 670                 static const struct {
 671                         uint32_t flag;
 672                         const char *name;
 673                 } flag_names[] = {
 674                         { NODE_FLAGS_DISCONNECTED,          "DISCONNECTED" },
 675                         { NODE_FLAGS_PERMANENTLY_DISABLED,  "DISABLED" },
 676                         { NODE_FLAGS_BANNED,                "BANNED" },
 677                         { NODE_FLAGS_UNHEALTHY,             "UNHEALTHY" },
 678                         { NODE_FLAGS_DELETED,               "DELETED" },
 679                         { NODE_FLAGS_STOPPED,               "STOPPED" },
 680                         { NODE_FLAGS_INACTIVE,              "INACTIVE" },
 681                 };
 682                 char *flags_str = NULL;
 683                 int j;
 684
 685                 if (nodemap->nodes[i].flags & NODE_FLAGS_DELETED) {
 686                         continue;
 687                 }
 688                 if (nodemap->nodes[i].flags == 0) {
 689                         struct ctdb_control_get_ifaces *ifaces;
 690
 691                         ret = ctdb_ctrl_get_ifaces(ctdb, TIMELIMIT(),
 692                                                    nodemap->nodes[i].pnn,
 693                                                    ctdb, &ifaces);
 694                         if (ret == 0) {
 695                                 for (j=0; j < ifaces->num; j++) {
 696                                         if (ifaces->ifaces[j].link_state != 0) {
 697                                                 continue;
 698                                         }
 699                                         flags_str = talloc_strdup(ctdb, "PARTIALLYONLINE");
 700                                         break;
 701                                 }
 702                                 talloc_free(ifaces);
 703                         }
 704                 }
 705                 for (j=0;j<ARRAY_SIZE(flag_names);j++) {
 706                         if (nodemap->nodes[i].flags & flag_names[j].flag) {
 707                                 if (flags_str == NULL) {
 708                                         flags_str = talloc_strdup(ctdb, flag_names[j].name);
 709                                 } else {
 710                                         flags_str = talloc_asprintf_append(flags_str, "|%s",
 711                                                                            flag_names[j].name);
 712                                 }
 713                                 CTDB_NO_MEMORY_FATAL(ctdb, flags_str);
 714                         }
 715                 }
 716                 if (flags_str == NULL) {
 717                         flags_str = talloc_strdup(ctdb, "OK");
 718                         CTDB_NO_MEMORY_FATAL(ctdb, flags_str);
 719                 }
 720                 printf("pnn:%d %-16s %s%s\n", nodemap->nodes[i].pnn,
 721                        ctdb_addr_to_str(&nodemap->nodes[i].addr),
 722                        flags_str,
 723                        nodemap->nodes[i].pnn == mypnn?" (THIS NODE)":"");
 724                 talloc_free(flags_str);
 725         }
 726
 727         ret = ctdb_ctrl_getvnnmap(ctdb, TIMELIMIT(), options.pnn, ctdb, &vnnmap);
 728         if (ret != 0) {
 729                 DEBUG(DEBUG_ERR, ("Unable to get vnnmap from node %u\n", options.pnn));
 730                 return ret;
 731         }
 732         if (vnnmap->generation == INVALID_GENERATION) {
 733                 printf("Generation:INVALID\n");
 734         } else {
 735                 printf("Generation:%d\n",vnnmap->generation);
 736         }
 737         printf("Size:%d\n",vnnmap->size);
 738         for(i=0;i<vnnmap->size;i++){
 739                 printf("hash:%d lmaster:%d\n", i, vnnmap->map[i]);
 740         }
 741
 742         if (!ctdb_getrecmode(ctdb_connection, options.pnn, &recmode)) {
 743                 DEBUG(DEBUG_ERR, ("Unable to get recmode from node %u\n", options.pnn));
 744                 return -1;
 745         }
 746         printf("Recovery mode:%s (%d)\n",recmode==CTDB_RECOVERY_NORMAL?"NORMAL":"RECOVERY",recmode);
 747
 748         if (!ctdb_getrecmaster(ctdb_connection, options.pnn, &recmaster)) {
 749                 DEBUG(DEBUG_ERR, ("Unable to get recmaster from node %u\n", options.pnn));
 750                 return -1;
 751         }
 752         printf("Recovery master:%d\n",recmaster);
 753
 754         return 0;
 755 }
 756
 757
 758 struct natgw_node {
 759         struct natgw_node *next;
 760         const char *addr;
 761 };
 762
 763 /*
 764   display the list of nodes belonging to this natgw configuration
 765  */
 766 static int control_natgwlist(struct ctdb_context *ctdb, int argc, const char **argv)
 767 {
 768         int i, ret;
 769         uint32_t capabilities;
 770         const char *natgw_list;
 771         int nlines;
 772         char **lines;
 773         struct natgw_node *natgw_nodes = NULL;
 774         struct natgw_node *natgw_node;
 775         struct ctdb_node_map *nodemap=NULL;
 776
 777
 778         /* read the natgw nodes file into a linked list */
 779         natgw_list = getenv("NATGW_NODES");
 780         if (natgw_list == NULL) {
 781                 natgw_list = "/etc/ctdb/natgw_nodes";
 782         }
 783         lines = file_lines_load(natgw_list, &nlines, ctdb);
 784         if (lines == NULL) {
 785                 ctdb_set_error(ctdb, "Failed to load natgw node list '%s'\n", natgw_list);
 786                 return -1;
 787         }
 788         while (nlines > 0 && strcmp(lines[nlines-1], "") == 0) {
 789                 nlines--;
 790         }
 791         for (i=0;i<nlines;i++) {
 792                 char *node;
 793
 794                 node = lines[i];
 795                 /* strip leading spaces */
 796                 while((*node == ' ') || (*node == '\t')) {
 797                         node++;
 798                 }
 799                 if (*node == '#') {
 800                         continue;
 801                 }
 802                 if (strcmp(node, "") == 0) {
 803                         continue;
 804                 }
 805                 natgw_node = talloc(ctdb, struct natgw_node);
 806                 natgw_node->addr = talloc_strdup(natgw_node, node);
 807                 CTDB_NO_MEMORY(ctdb, natgw_node->addr);
 808                 natgw_node->next = natgw_nodes;
 809                 natgw_nodes = natgw_node;
 810         }
 811
 812         ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap);
 813         if (ret != 0) {
 814                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node.\n"));
 815                 return ret;
 816         }
 817
 818         i=0;
 819         while(i<nodemap->num) {
 820                 for(natgw_node=natgw_nodes;natgw_node;natgw_node=natgw_node->next) {
 821                         if (!strcmp(natgw_node->addr, ctdb_addr_to_str(&nodemap->nodes[i].addr))) {
 822                                 break;
 823                         }
 824                 }
 825
 826                 /* this node was not in the natgw so we just remove it from
 827                  * the list
 828                  */
 829                 if ((natgw_node == NULL)
 830                 ||  (nodemap->nodes[i].flags & NODE_FLAGS_DISCONNECTED) ) {
 831                         int j;
 832
 833                         for (j=i+1; j<nodemap->num; j++) {
 834                                 nodemap->nodes[j-1] = nodemap->nodes[j];
 835                         }
 836                         nodemap->num--;
 837                         continue;
 838                 }
 839
 840                 i++;
 841         }
 842
 843         /* pick a node to be natgwmaster
 844          * we dont allow STOPPED, DELETED, BANNED or UNHEALTHY nodes to become the natgwmaster
 845          */
 846         for(i=0;i<nodemap->num;i++){
 847                 if (!(nodemap->nodes[i].flags & (NODE_FLAGS_DISCONNECTED|NODE_FLAGS_STOPPED|NODE_FLAGS_DELETED|NODE_FLAGS_BANNED|NODE_FLAGS_UNHEALTHY))) {
 848                         ret = ctdb_ctrl_getcapabilities(ctdb, TIMELIMIT(), nodemap->nodes[i].pnn, &capabilities);
 849                         if (ret != 0) {
 850                                 DEBUG(DEBUG_ERR, ("Unable to get capabilities from node %u\n", nodemap->nodes[i].pnn));
 851                                 return ret;
 852                         }
 853                         if (!(capabilities&CTDB_CAP_NATGW)) {
 854                                 continue;
 855                         }
 856                         printf("%d %s\n", nodemap->nodes[i].pnn,ctdb_addr_to_str(&nodemap->nodes[i].addr));
 857                         break;
 858                 }
 859         }
 860         /* we couldnt find any healthy node, try unhealthy ones */
 861         if (i == nodemap->num) {
 862                 for(i=0;i<nodemap->num;i++){
 863                         if (!(nodemap->nodes[i].flags & (NODE_FLAGS_DISCONNECTED|NODE_FLAGS_STOPPED|NODE_FLAGS_DELETED))) {
 864                                 ret = ctdb_ctrl_getcapabilities(ctdb, TIMELIMIT(), nodemap->nodes[i].pnn, &capabilities);
 865                                 if (ret != 0) {
 866                                         DEBUG(DEBUG_ERR, ("Unable to get capabilities from node %u\n", nodemap->nodes[i].pnn));
 867                                         return ret;
 868                                 }
 869                                 if (!(capabilities&CTDB_CAP_NATGW)) {
 870                                         continue;
 871                                 }
 872                                 printf("%d %s\n", nodemap->nodes[i].pnn,ctdb_addr_to_str(&nodemap->nodes[i].addr));
 873                                 break;
 874                         }
 875                 }
 876         }
 877         /* unless all nodes are STOPPED, when we pick one anyway */
 878         if (i == nodemap->num) {
 879                 for(i=0;i<nodemap->num;i++){
 880                         if (!(nodemap->nodes[i].flags & (NODE_FLAGS_DISCONNECTED|NODE_FLAGS_DELETED))) {
 881                                 ret = ctdb_ctrl_getcapabilities(ctdb, TIMELIMIT(), nodemap->nodes[i].pnn, &capabilities);
 882                                 if (ret != 0) {
 883                                         DEBUG(DEBUG_ERR, ("Unable to get capabilities from node %u\n", nodemap->nodes[i].pnn));
 884                                         return ret;
 885                                 }
 886                                 if (!(capabilities&CTDB_CAP_NATGW)) {
 887                                         continue;
 888                                 }
 889                                 printf("%d %s\n", nodemap->nodes[i].pnn, ctdb_addr_to_str(&nodemap->nodes[i].addr));
 890                                 break;
 891                         }
 892                 }
 893                 /* or if we still can not find any */
 894                 if (i == nodemap->num) {
 895                         printf("-1 0.0.0.0\n");
 896                         ret = 2; /* matches ENOENT */
 897                 }
 898         }
 899
 900         /* print the pruned list of nodes belonging to this natgw list */
 901         for(i=0;i<nodemap->num;i++){
 902                 if (nodemap->nodes[i].flags & NODE_FLAGS_DELETED) {
 903                         continue;
 904                 }
 905                 printf(":%d:%s:%d:%d:%d:%d:%d\n", nodemap->nodes[i].pnn,
 906                         ctdb_addr_to_str(&nodemap->nodes[i].addr),
 907                        !!(nodemap->nodes[i].flags&NODE_FLAGS_DISCONNECTED),
 908                        !!(nodemap->nodes[i].flags&NODE_FLAGS_BANNED),
 909                        !!(nodemap->nodes[i].flags&NODE_FLAGS_PERMANENTLY_DISABLED),
 910                        !!(nodemap->nodes[i].flags&NODE_FLAGS_UNHEALTHY),
 911                        !!(nodemap->nodes[i].flags&NODE_FLAGS_STOPPED));
 912         }
 913
 914         return ret;
 915 }
 916
 917 /*
 918   display the status of the scripts for monitoring (or other events)
 919  */
 920 static int control_one_scriptstatus(struct ctdb_context *ctdb,
 921                                     enum ctdb_eventscript_call type)
 922 {
 923         struct ctdb_scripts_wire *script_status;
 924         int ret, i;
 925
 926         ret = ctdb_ctrl_getscriptstatus(ctdb, TIMELIMIT(), options.pnn, ctdb, type, &script_status);
 927         if (ret != 0) {
 928                 DEBUG(DEBUG_ERR, ("Unable to get script status from node %u\n", options.pnn));
 929                 return ret;
 930         }
 931
 932         if (script_status == NULL) {
 933                 if (!options.machinereadable) {
 934                         printf("%s cycle never run\n",
 935                                ctdb_eventscript_call_names[type]);
 936                 }
 937                 return 0;
 938         }
 939
 940         if (!options.machinereadable) {
 941                 printf("%d scripts were executed last %s cycle\n",
 942                        script_status->num_scripts,
 943                        ctdb_eventscript_call_names[type]);
 944         }
 945         for (i=0; i<script_status->num_scripts; i++) {
 946                 const char *status = NULL;
 947
 948                 switch (script_status->scripts[i].status) {
 949                 case -ETIME:
 950                         status = "TIMEDOUT";
 951                         break;
 952                 case -ENOEXEC:
 953                         status = "DISABLED";
 954                         break;
 955                 case 0:
 956                         status = "OK";
 957                         break;
 958                 default:
 959                         if (script_status->scripts[i].status > 0)
 960                                 status = "ERROR";
 961                         break;
 962                 }
 963                 if (options.machinereadable) {
 964                         printf(":%s:%s:%i:%s:%lu.%06lu:%lu.%06lu:%s:\n",
 965                                ctdb_eventscript_call_names[type],
 966                                script_status->scripts[i].name,
 967                                script_status->scripts[i].status,
 968                                status,
 969                                (long)script_status->scripts[i].start.tv_sec,
 970                                (long)script_status->scripts[i].start.tv_usec,
 971                                (long)script_status->scripts[i].finished.tv_sec,
 972                                (long)script_status->scripts[i].finished.tv_usec,
 973                                script_status->scripts[i].output);
 974                         continue;
 975                 }
 976                 if (status)
 977                         printf("%-20s Status:%s    ",
 978                                script_status->scripts[i].name, status);
 979                 else
 980                         /* Some other error, eg from stat. */
 981                         printf("%-20s Status:CANNOT RUN (%s)",
 982                                script_status->scripts[i].name,
 983                                strerror(-script_status->scripts[i].status));
 984
 985                 if (script_status->scripts[i].status >= 0) {
 986                         printf("Duration:%.3lf ",
 987                         timeval_delta(&script_status->scripts[i].finished,
 988                               &script_status->scripts[i].start));
 989                 }
 990                 if (script_status->scripts[i].status != -ENOEXEC) {
 991                         printf("%s",
 992                                ctime(&script_status->scripts[i].start.tv_sec));
 993                         if (script_status->scripts[i].status != 0) {
 994                                 printf("   OUTPUT:%s\n",
 995                                        script_status->scripts[i].output);
 996                         }
 997                 } else {
 998                         printf("\n");
 999                 }
1000         }
1001         return 0;
1002 }
1003
1004
1005 static int control_scriptstatus(struct ctdb_context *ctdb,
1006                                 int argc, const char **argv)
1007 {
1008         int ret;
1009         enum ctdb_eventscript_call type, min, max;
1010         const char *arg;
1011
1012         if (argc > 1) {
1013                 DEBUG(DEBUG_ERR, ("Unknown arguments to scriptstatus\n"));
1014                 return -1;
1015         }
1016
1017         if (argc == 0)
1018                 arg = ctdb_eventscript_call_names[CTDB_EVENT_MONITOR];
1019         else
1020                 arg = argv[0];
1021
1022         for (type = 0; type < CTDB_EVENT_MAX; type++) {
1023                 if (strcmp(arg, ctdb_eventscript_call_names[type]) == 0) {
1024                         min = type;
1025                         max = type+1;
1026                         break;
1027                 }
1028         }
1029         if (type == CTDB_EVENT_MAX) {
1030                 if (strcmp(arg, "all") == 0) {
1031                         min = 0;
1032                         max = CTDB_EVENT_MAX;
1033                 } else {
1034                         DEBUG(DEBUG_ERR, ("Unknown event type %s\n", argv[0]));
1035                         return -1;
1036                 }
1037         }
1038
1039         if (options.machinereadable) {
1040                 printf(":Type:Name:Code:Status:Start:End:Error Output...:\n");
1041         }
1042
1043         for (type = min; type < max; type++) {
1044                 ret = control_one_scriptstatus(ctdb, type);
1045                 if (ret != 0) {
1046                         return ret;
1047                 }
1048         }
1049
1050         return 0;
1051 }
1052
1053 /*
1054   enable an eventscript
1055  */
1056 static int control_enablescript(struct ctdb_context *ctdb, int argc, const char **argv)
1057 {
1058         int ret;
1059
1060         if (argc < 1) {
1061                 usage();
1062         }
1063
1064         ret = ctdb_ctrl_enablescript(ctdb, TIMELIMIT(), options.pnn, argv[0]);
1065         if (ret != 0) {
1066           DEBUG(DEBUG_ERR, ("Unable to enable script %s on node %u\n", argv[0], options.pnn));
1067                 return ret;
1068         }
1069
1070         return 0;
1071 }
1072
1073 /*
1074   disable an eventscript
1075  */
1076 static int control_disablescript(struct ctdb_context *ctdb, int argc, const char **argv)
1077 {
1078         int ret;
1079
1080         if (argc < 1) {
1081                 usage();
1082         }
1083
1084         ret = ctdb_ctrl_disablescript(ctdb, TIMELIMIT(), options.pnn, argv[0]);
1085         if (ret != 0) {
1086           DEBUG(DEBUG_ERR, ("Unable to disable script %s on node %u\n", argv[0], options.pnn));
1087                 return ret;
1088         }
1089
1090         return 0;
1091 }
1092
1093 /*
1094   display the pnn of the recovery master
1095  */
1096 static int control_recmaster(struct ctdb_context *ctdb, int argc, const char **argv)
1097 {
1098         uint32_t recmaster;
1099
1100         if (!ctdb_getrecmaster(ctdb_connection, options.pnn, &recmaster)) {
1101                 DEBUG(DEBUG_ERR, ("Unable to get recmaster from node %u\n", options.pnn));
1102                 return -1;
1103         }
1104         printf("%d\n",recmaster);
1105
1106         return 0;
1107 }
1108
1109 /*
1110   add a tickle to a public address
1111  */
1112 static int control_add_tickle(struct ctdb_context *ctdb, int argc, const char **argv)
1113 {
1114         struct ctdb_tcp_connection t;
1115         TDB_DATA data;
1116         int ret;
1117
1118         if (argc < 2) {
1119                 usage();
1120         }
1121
1122         if (parse_ip_port(argv[0], &t.src_addr) == 0) {
1123                 DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s'\n", argv[0]));
1124                 return -1;
1125         }
1126         if (parse_ip_port(argv[1], &t.dst_addr) == 0) {
1127                 DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s'\n", argv[1]));
1128                 return -1;
1129         }
1130
1131         data.dptr = (uint8_t *)&t;
1132         data.dsize = sizeof(t);
1133
1134         /* tell all nodes about this tcp connection */
1135         ret = ctdb_control(ctdb, options.pnn, 0, CTDB_CONTROL_TCP_ADD_DELAYED_UPDATE,
1136                            0, data, ctdb, NULL, NULL, NULL, NULL);
1137         if (ret != 0) {
1138                 DEBUG(DEBUG_ERR,("Failed to add tickle\n"));
1139                 return -1;
1140         }
1141
1142         return 0;
1143 }
1144
1145
1146 /*
1147   delete a tickle from a node
1148  */
1149 static int control_del_tickle(struct ctdb_context *ctdb, int argc, const char **argv)
1150 {
1151         struct ctdb_tcp_connection t;
1152         TDB_DATA data;
1153         int ret;
1154
1155         if (argc < 2) {
1156                 usage();
1157         }
1158
1159         if (parse_ip_port(argv[0], &t.src_addr) == 0) {
1160                 DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s'\n", argv[0]));
1161                 return -1;
1162         }
1163         if (parse_ip_port(argv[1], &t.dst_addr) == 0) {
1164                 DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s'\n", argv[1]));
1165                 return -1;
1166         }
1167
1168         data.dptr = (uint8_t *)&t;
1169         data.dsize = sizeof(t);
1170
1171         /* tell all nodes about this tcp connection */
1172         ret = ctdb_control(ctdb, options.pnn, 0, CTDB_CONTROL_TCP_REMOVE,
1173                            0, data, ctdb, NULL, NULL, NULL, NULL);
1174         if (ret != 0) {
1175                 DEBUG(DEBUG_ERR,("Failed to remove tickle\n"));
1176                 return -1;
1177         }
1178
1179         return 0;
1180 }
1181
1182
1183 /*
1184   get a list of all tickles for this pnn
1185  */
1186 static int control_get_tickles(struct ctdb_context *ctdb, int argc, const char **argv)
1187 {
1188         struct ctdb_control_tcp_tickle_list *list;
1189         ctdb_sock_addr addr;
1190         int i, ret;
1191         unsigned port = 0;
1192
1193         if (argc < 1) {
1194                 usage();
1195         }
1196
1197         if (argc == 2) {
1198                 port = atoi(argv[1]);
1199         }
1200
1201         if (parse_ip(argv[0], NULL, 0, &addr) == 0) {
1202                 DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s'\n", argv[0]));
1203                 return -1;
1204         }
1205
1206         ret = ctdb_ctrl_get_tcp_tickles(ctdb, TIMELIMIT(), options.pnn, ctdb, &addr, &list);
1207         if (ret == -1) {
1208                 DEBUG(DEBUG_ERR, ("Unable to list tickles\n"));
1209                 return -1;
1210         }
1211
1212         if (options.machinereadable){
1213                 printf(":source ip:port:destination ip:port:\n");
1214                 for (i=0;i<list->tickles.num;i++) {
1215                         if (port && port != ntohs(list->tickles.connections[i].dst_addr.ip.sin_port)) {
1216                                 continue;
1217                         }
1218                         printf(":%s:%u", ctdb_addr_to_str(&list->tickles.connections[i].src_addr), ntohs(list->tickles.connections[i].src_addr.ip.sin_port));
1219                         printf(":%s:%u:\n", ctdb_addr_to_str(&list->tickles.connections[i].dst_addr), ntohs(list->tickles.connections[i].dst_addr.ip.sin_port));
1220                 }
1221         } else {
1222                 printf("Tickles for ip:%s\n", ctdb_addr_to_str(&list->addr));
1223                 printf("Num tickles:%u\n", list->tickles.num);
1224                 for (i=0;i<list->tickles.num;i++) {
1225                         if (port && port != ntohs(list->tickles.connections[i].dst_addr.ip.sin_port)) {
1226                                 continue;
1227                         }
1228                         printf("SRC: %s:%u   ", ctdb_addr_to_str(&list->tickles.connections[i].src_addr), ntohs(list->tickles.connections[i].src_addr.ip.sin_port));
1229                         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));
1230                 }
1231         }
1232
1233         talloc_free(list);
1234
1235         return 0;
1236 }
1237
1238
1239 static int move_ip(struct ctdb_context *ctdb, ctdb_sock_addr *addr, uint32_t pnn)
1240 {
1241         struct ctdb_all_public_ips *ips;
1242         struct ctdb_public_ip ip;
1243         int i, ret;
1244         uint32_t *nodes;
1245         uint32_t disable_time;
1246         TDB_DATA data;
1247         struct ctdb_node_map *nodemap=NULL;
1248         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
1249
1250         disable_time = 30;
1251         data.dptr  = (uint8_t*)&disable_time;
1252         data.dsize = sizeof(disable_time);
1253         ret = ctdb_client_send_message(ctdb, CTDB_BROADCAST_CONNECTED, CTDB_SRVID_DISABLE_IP_CHECK, data);
1254         if (ret != 0) {
1255                 DEBUG(DEBUG_ERR,("Failed to send message to disable ipcheck\n"));
1256                 return -1;
1257         }
1258
1259
1260
1261         /* read the public ip list from the node */
1262         ret = ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), pnn, ctdb, &ips);
1263         if (ret != 0) {
1264                 DEBUG(DEBUG_ERR, ("Unable to get public ip list from node %u\n", pnn));
1265                 talloc_free(tmp_ctx);
1266                 return -1;
1267         }
1268
1269         for (i=0;i<ips->num;i++) {
1270                 if (ctdb_same_ip(addr, &ips->ips[i].addr)) {
1271                         break;
1272                 }
1273         }
1274         if (i==ips->num) {
1275                 DEBUG(DEBUG_ERR, ("Node %u can not host ip address '%s'\n",
1276                         pnn, ctdb_addr_to_str(addr)));
1277                 talloc_free(tmp_ctx);
1278                 return -1;
1279         }
1280
1281         ip.pnn  = pnn;
1282         ip.addr = *addr;
1283
1284         data.dptr  = (uint8_t *)&ip;
1285         data.dsize = sizeof(ip);
1286
1287         ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), options.pnn, tmp_ctx, &nodemap);
1288         if (ret != 0) {
1289                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
1290                 talloc_free(tmp_ctx);
1291                 return ret;
1292         }
1293
1294         nodes = list_of_active_nodes_except_pnn(ctdb, nodemap, tmp_ctx, pnn);
1295         ret = ctdb_client_async_control(ctdb, CTDB_CONTROL_RELEASE_IP,
1296                                         nodes, 0,
1297                                         LONGTIMELIMIT(),
1298                                         false, data,
1299                                         NULL, NULL,
1300                                         NULL);
1301         if (ret != 0) {
1302                 DEBUG(DEBUG_ERR,("Failed to release IP on nodes\n"));
1303                 talloc_free(tmp_ctx);
1304                 return -1;
1305         }
1306
1307         ret = ctdb_ctrl_takeover_ip(ctdb, LONGTIMELIMIT(), pnn, &ip);
1308         if (ret != 0) {
1309                 DEBUG(DEBUG_ERR,("Failed to take over IP on node %d\n", pnn));
1310                 talloc_free(tmp_ctx);
1311                 return -1;
1312         }
1313
1314         /* update the recovery daemon so it now knows to expect the new
1315            node assignment for this ip.
1316         */
1317         ret = ctdb_client_send_message(ctdb, CTDB_BROADCAST_CONNECTED, CTDB_SRVID_RECD_UPDATE_IP, data);
1318         if (ret != 0) {
1319                 DEBUG(DEBUG_ERR,("Failed to send message to update the ip on the recovery master.\n"));
1320                 return -1;
1321         }
1322
1323         talloc_free(tmp_ctx);
1324         return 0;
1325 }
1326
1327 /*
1328   move/failover an ip address to a specific node
1329  */
1330 static int control_moveip(struct ctdb_context *ctdb, int argc, const char **argv)
1331 {
1332         uint32_t pnn;
1333         int ret, retries = 0;
1334         ctdb_sock_addr addr;
1335
1336         if (argc < 2) {
1337                 usage();
1338                 return -1;
1339         }
1340
1341         if (parse_ip(argv[0], NULL, 0, &addr) == 0) {
1342                 DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s'\n", argv[0]));
1343                 return -1;
1344         }
1345
1346
1347         if (sscanf(argv[1], "%u", &pnn) != 1) {
1348                 DEBUG(DEBUG_ERR, ("Badly formed pnn\n"));
1349                 return -1;
1350         }
1351
1352         do {
1353                 ret = move_ip(ctdb, &addr, pnn);
1354                 if (ret != 0) {
1355                         DEBUG(DEBUG_ERR,("Failed to move ip to node %d. Wait 3 second and try again.\n", pnn));
1356                         sleep(3);
1357                         retries++;
1358                 }
1359         } while (retries < 5 && ret != 0);
1360         if (ret != 0) {
1361                 DEBUG(DEBUG_ERR,("Failed to move ip to node %d. Giving up.\n", pnn));
1362                 return -1;
1363         }
1364
1365         return 0;
1366 }
1367
1368 void getips_store_callback(void *param, void *data)
1369 {
1370         struct ctdb_public_ip *node_ip = (struct ctdb_public_ip *)data;
1371         struct ctdb_all_public_ips *ips = param;
1372         int i;
1373
1374         i = ips->num++;
1375         ips->ips[i].pnn  = node_ip->pnn;
1376         ips->ips[i].addr = node_ip->addr;
1377 }
1378
1379 void getips_count_callback(void *param, void *data)
1380 {
1381         uint32_t *count = param;
1382
1383         (*count)++;
1384 }
1385
1386 #define IP_KEYLEN       4
1387 static uint32_t *ip_key(ctdb_sock_addr *ip)
1388 {
1389         static uint32_t key[IP_KEYLEN];
1390
1391         bzero(key, sizeof(key));
1392
1393         switch (ip->sa.sa_family) {
1394         case AF_INET:
1395                 key[0]  = ip->ip.sin_addr.s_addr;
1396                 break;
1397         case AF_INET6:
1398                 key[0]  = ip->ip6.sin6_addr.s6_addr32[3];
1399                 key[1]  = ip->ip6.sin6_addr.s6_addr32[2];
1400                 key[2]  = ip->ip6.sin6_addr.s6_addr32[1];
1401                 key[3]  = ip->ip6.sin6_addr.s6_addr32[0];
1402                 break;
1403         default:
1404                 DEBUG(DEBUG_ERR, (__location__ " ERROR, unknown family passed :%u\n", ip->sa.sa_family));
1405                 return key;
1406         }
1407
1408         return key;
1409 }
1410
1411 static void *add_ip_callback(void *parm, void *data)
1412 {
1413         return parm;
1414 }
1415
1416 static int
1417 control_get_all_public_ips(struct ctdb_context *ctdb, TALLOC_CTX *tmp_ctx, struct ctdb_all_public_ips **ips)
1418 {
1419         struct ctdb_all_public_ips *tmp_ips;
1420         struct ctdb_node_map *nodemap=NULL;
1421         trbt_tree_t *ip_tree;
1422         int i, j, len, ret;
1423         uint32_t count;
1424
1425         ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, tmp_ctx, &nodemap);
1426         if (ret != 0) {
1427                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
1428                 return ret;
1429         }
1430
1431         ip_tree = trbt_create(tmp_ctx, 0);
1432
1433         for(i=0;i<nodemap->num;i++){
1434                 if (nodemap->nodes[i].flags & NODE_FLAGS_DELETED) {
1435                         continue;
1436                 }
1437                 if (nodemap->nodes[i].flags & NODE_FLAGS_DISCONNECTED) {
1438                         continue;
1439                 }
1440
1441                 /* read the public ip list from this node */
1442                 ret = ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), nodemap->nodes[i].pnn, tmp_ctx, &tmp_ips);
1443                 if (ret != 0) {
1444                         DEBUG(DEBUG_ERR, ("Unable to get public ip list from node %u\n", nodemap->nodes[i].pnn));
1445                         return -1;
1446                 }
1447
1448                 for (j=0; j<tmp_ips->num;j++) {
1449                         struct ctdb_public_ip *node_ip;
1450
1451                         node_ip = talloc(tmp_ctx, struct ctdb_public_ip);
1452                         node_ip->pnn  = tmp_ips->ips[j].pnn;
1453                         node_ip->addr = tmp_ips->ips[j].addr;
1454
1455                         trbt_insertarray32_callback(ip_tree,
1456                                 IP_KEYLEN, ip_key(&tmp_ips->ips[j].addr),
1457                                 add_ip_callback,
1458                                 node_ip);
1459                 }
1460                 talloc_free(tmp_ips);
1461         }
1462
1463         /* traverse */
1464         count = 0;
1465         trbt_traversearray32(ip_tree, IP_KEYLEN, getips_count_callback, &count);
1466
1467         len = offsetof(struct ctdb_all_public_ips, ips) +
1468                 count*sizeof(struct ctdb_public_ip);
1469         tmp_ips = talloc_zero_size(tmp_ctx, len);
1470         trbt_traversearray32(ip_tree, IP_KEYLEN, getips_store_callback, tmp_ips);
1471
1472         *ips = tmp_ips;
1473
1474         return 0;
1475 }
1476
1477
1478 /*
1479  * scans all other nodes and returns a pnn for another node that can host this
1480  * ip address or -1
1481  */
1482 static int
1483 find_other_host_for_public_ip(struct ctdb_context *ctdb, ctdb_sock_addr *addr)
1484 {
1485         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
1486         struct ctdb_all_public_ips *ips;
1487         struct ctdb_node_map *nodemap=NULL;
1488         int i, j, ret;
1489
1490         ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, tmp_ctx, &nodemap);
1491         if (ret != 0) {
1492                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
1493                 talloc_free(tmp_ctx);
1494                 return ret;
1495         }
1496
1497         for(i=0;i<nodemap->num;i++){
1498                 if (nodemap->nodes[i].flags & NODE_FLAGS_INACTIVE) {
1499                         continue;
1500                 }
1501                 if (nodemap->nodes[i].pnn == options.pnn) {
1502                         continue;
1503                 }
1504
1505                 /* read the public ip list from this node */
1506                 ret = ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), nodemap->nodes[i].pnn, tmp_ctx, &ips);
1507                 if (ret != 0) {
1508                         DEBUG(DEBUG_ERR, ("Unable to get public ip list from node %u\n", nodemap->nodes[i].pnn));
1509                         return -1;
1510                 }
1511
1512                 for (j=0;j<ips->num;j++) {
1513                         if (ctdb_same_ip(addr, &ips->ips[j].addr)) {
1514                                 talloc_free(tmp_ctx);
1515                                 return nodemap->nodes[i].pnn;
1516                         }
1517                 }
1518                 talloc_free(ips);
1519         }
1520
1521         talloc_free(tmp_ctx);
1522         return -1;
1523 }
1524
1525 static uint32_t ipreallocate_finished;
1526
1527 /*
1528   handler for receiving the response to ipreallocate
1529 */
1530 static void ip_reallocate_handler(struct ctdb_context *ctdb, uint64_t srvid,
1531                              TDB_DATA data, void *private_data)
1532 {
1533         ipreallocate_finished = 1;
1534 }
1535
1536 static void ctdb_every_second(struct event_context *ev, struct timed_event *te, struct timeval t, void *p)
1537 {
1538         struct ctdb_context *ctdb = talloc_get_type(p, struct ctdb_context);
1539
1540         event_add_timed(ctdb->ev, ctdb,
1541                                 timeval_current_ofs(1, 0),
1542                                 ctdb_every_second, ctdb);
1543 }
1544
1545 /*
1546   ask the recovery daemon on the recovery master to perform a ip reallocation
1547  */
1548 static int control_ipreallocate(struct ctdb_context *ctdb, int argc, const char **argv)
1549 {
1550         int i, ret;
1551         TDB_DATA data;
1552         struct takeover_run_reply rd;
1553         uint32_t recmaster;
1554         struct ctdb_node_map *nodemap=NULL;
1555         int retries=0;
1556         struct timeval tv = timeval_current();
1557
1558         /* we need some events to trigger so we can timeout and restart
1559            the loop
1560         */
1561         event_add_timed(ctdb->ev, ctdb,
1562                                 timeval_current_ofs(1, 0),
1563                                 ctdb_every_second, ctdb);
1564
1565         rd.pnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE);
1566         if (rd.pnn == -1) {
1567                 DEBUG(DEBUG_ERR, ("Failed to get pnn of local node\n"));
1568                 return -1;
1569         }
1570         rd.srvid = getpid();
1571
1572         /* register a message port for receiveing the reply so that we
1573            can receive the reply
1574         */
1575         ctdb_client_set_message_handler(ctdb, rd.srvid, ip_reallocate_handler, NULL);
1576
1577         data.dptr = (uint8_t *)&rd;
1578         data.dsize = sizeof(rd);
1579
1580 again:
1581         /* check that there are valid nodes available */
1582         if (ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), options.pnn, ctdb, &nodemap) != 0) {
1583                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
1584                 return -1;
1585         }
1586         for (i=0; i<nodemap->num;i++) {
1587                 if ((nodemap->nodes[i].flags & (NODE_FLAGS_DELETED|NODE_FLAGS_BANNED|NODE_FLAGS_STOPPED)) == 0) {
1588                         break;
1589                 }
1590         }
1591         if (i==nodemap->num) {
1592                 DEBUG(DEBUG_ERR,("No recmaster available, no need to wait for cluster convergence\n"));
1593                 return 0;
1594         }
1595
1596
1597         if (!ctdb_getrecmaster(ctdb_connection, options.pnn, &recmaster)) {
1598                 DEBUG(DEBUG_ERR, ("Unable to get recmaster from node %u\n", options.pnn));
1599                 return -1;
1600         }
1601
1602         /* verify the node exists */
1603         if (ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), recmaster, ctdb, &nodemap) != 0) {
1604                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
1605                 return -1;
1606         }
1607
1608
1609         /* check tha there are nodes available that can act as a recmaster */
1610         for (i=0; i<nodemap->num; i++) {
1611                 if (nodemap->nodes[i].flags & (NODE_FLAGS_DELETED|NODE_FLAGS_BANNED|NODE_FLAGS_STOPPED)) {
1612                         continue;
1613                 }
1614                 break;
1615         }
1616         if (i == nodemap->num) {
1617                 DEBUG(DEBUG_ERR,("No possible nodes to host addresses.\n"));
1618                 return 0;
1619         }
1620
1621         /* verify the recovery master is not STOPPED, nor BANNED */
1622         if (nodemap->nodes[recmaster].flags & (NODE_FLAGS_DELETED|NODE_FLAGS_BANNED|NODE_FLAGS_STOPPED)) {
1623                 DEBUG(DEBUG_ERR,("No suitable recmaster found. Try again\n"));
1624                 retries++;
1625                 sleep(1);
1626                 goto again;
1627         }
1628
1629         /* verify the recovery master is not STOPPED, nor BANNED */
1630         if (nodemap->nodes[recmaster].flags & (NODE_FLAGS_DELETED|NODE_FLAGS_BANNED|NODE_FLAGS_STOPPED)) {
1631                 DEBUG(DEBUG_ERR,("No suitable recmaster found. Try again\n"));
1632                 retries++;
1633                 sleep(1);
1634                 goto again;
1635         }
1636
1637         ipreallocate_finished = 0;
1638         ret = ctdb_client_send_message(ctdb, recmaster, CTDB_SRVID_TAKEOVER_RUN, data);
1639         if (ret != 0) {
1640                 DEBUG(DEBUG_ERR,("Failed to send ip takeover run request message to %u\n", options.pnn));
1641                 return -1;
1642         }
1643
1644         tv = timeval_current();
1645         /* this loop will terminate when we have received the reply */
1646         while (timeval_elapsed(&tv) < 5.0 && ipreallocate_finished == 0) {
1647                 event_loop_once(ctdb->ev);
1648         }
1649         if (ipreallocate_finished == 1) {
1650                 return 0;
1651         }
1652
1653         retries++;
1654         sleep(1);
1655         goto again;
1656
1657         return 0;
1658 }
1659
1660
1661 /*
1662   add a public ip address to a node
1663  */
1664 static int control_addip(struct ctdb_context *ctdb, int argc, const char **argv)
1665 {
1666         int i, ret;
1667         int len, retries = 0;
1668         unsigned mask;
1669         ctdb_sock_addr addr;
1670         struct ctdb_control_ip_iface *pub;
1671         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
1672         struct ctdb_all_public_ips *ips;
1673
1674
1675         if (argc != 2) {
1676                 talloc_free(tmp_ctx);
1677                 usage();
1678         }
1679
1680         if (!parse_ip_mask(argv[0], argv[1], &addr, &mask)) {
1681                 DEBUG(DEBUG_ERR, ("Badly formed ip/mask : %s\n", argv[0]));
1682                 talloc_free(tmp_ctx);
1683                 return -1;
1684         }
1685
1686         /* read the public ip list from the node */
1687         ret = ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), options.pnn, tmp_ctx, &ips);
1688         if (ret != 0) {
1689                 DEBUG(DEBUG_ERR, ("Unable to get public ip list from node %u\n", options.pnn));
1690                 talloc_free(tmp_ctx);
1691                 return -1;
1692         }
1693         for (i=0;i<ips->num;i++) {
1694                 if (ctdb_same_ip(&addr, &ips->ips[i].addr)) {
1695                         DEBUG(DEBUG_ERR,("Can not add ip to node. Node already hosts this ip\n"));
1696                         return 0;
1697                 }
1698         }
1699
1700
1701
1702         /* Dont timeout. This command waits for an ip reallocation
1703            which sometimes can take wuite a while if there has
1704            been a recent recovery
1705         */
1706         alarm(0);
1707
1708         len = offsetof(struct ctdb_control_ip_iface, iface) + strlen(argv[1]) + 1;
1709         pub = talloc_size(tmp_ctx, len);
1710         CTDB_NO_MEMORY(ctdb, pub);
1711
1712         pub->addr  = addr;
1713         pub->mask  = mask;
1714         pub->len   = strlen(argv[1])+1;
1715         memcpy(&pub->iface[0], argv[1], strlen(argv[1])+1);
1716
1717         do {
1718                 ret = ctdb_ctrl_add_public_ip(ctdb, TIMELIMIT(), options.pnn, pub);
1719                 if (ret != 0) {
1720                         DEBUG(DEBUG_ERR, ("Unable to add public ip to node %u. Wait 3 seconds and try again.\n", options.pnn));
1721                         sleep(3);
1722                         retries++;
1723                 }
1724         } while (retries < 5 && ret != 0);
1725         if (ret != 0) {
1726                 DEBUG(DEBUG_ERR, ("Unable to add public ip to node %u. Giving up.\n", options.pnn));
1727                 talloc_free(tmp_ctx);
1728                 return ret;
1729         }
1730
1731         do {
1732                 ret = control_ipreallocate(ctdb, argc, argv);
1733                 if (ret != 0) {
1734                         DEBUG(DEBUG_ERR, ("IP Reallocate failed on node %u. Wait 3 seconds and try again.\n", options.pnn));
1735                         sleep(3);
1736                         retries++;
1737                 }
1738         } while (retries < 5 && ret != 0);
1739         if (ret != 0) {
1740                 DEBUG(DEBUG_ERR, ("IP Reallocate failed on node %u. Giving up.\n", options.pnn));
1741                 talloc_free(tmp_ctx);
1742                 return ret;
1743         }
1744
1745         talloc_free(tmp_ctx);
1746         return 0;
1747 }
1748
1749 static int control_delip(struct ctdb_context *ctdb, int argc, const char **argv);
1750
1751 static int control_delip_all(struct ctdb_context *ctdb, int argc, const char **argv, ctdb_sock_addr *addr)
1752 {
1753         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
1754         struct ctdb_node_map *nodemap=NULL;
1755         struct ctdb_all_public_ips *ips;
1756         int ret, i, j;
1757
1758         ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, tmp_ctx, &nodemap);
1759         if (ret != 0) {
1760                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from current node\n"));
1761                 return ret;
1762         }
1763
1764         /* remove it from the nodes that are not hosting the ip currently */
1765         for(i=0;i<nodemap->num;i++){
1766                 if (nodemap->nodes[i].flags & NODE_FLAGS_INACTIVE) {
1767                         continue;
1768                 }
1769                 if (ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), nodemap->nodes[i].pnn, tmp_ctx, &ips) != 0) {
1770                         DEBUG(DEBUG_ERR, ("Unable to get public ip list from node %d\n", nodemap->nodes[i].pnn));
1771                         continue;
1772                 }
1773
1774                 for (j=0;j<ips->num;j++) {
1775                         if (ctdb_same_ip(addr, &ips->ips[j].addr)) {
1776                                 break;
1777                         }
1778                 }
1779                 if (j==ips->num) {
1780                         continue;
1781                 }
1782
1783                 if (ips->ips[j].pnn == nodemap->nodes[i].pnn) {
1784                         continue;
1785                 }
1786
1787                 options.pnn = nodemap->nodes[i].pnn;
1788                 control_delip(ctdb, argc, argv);
1789         }
1790
1791
1792         /* remove it from every node (also the one hosting it) */
1793         for(i=0;i<nodemap->num;i++){
1794                 if (nodemap->nodes[i].flags & NODE_FLAGS_INACTIVE) {
1795                         continue;
1796                 }
1797                 if (ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), nodemap->nodes[i].pnn, tmp_ctx, &ips) != 0) {
1798                         DEBUG(DEBUG_ERR, ("Unable to get public ip list from node %d\n", nodemap->nodes[i].pnn));
1799                         continue;
1800                 }
1801
1802                 for (j=0;j<ips->num;j++) {
1803                         if (ctdb_same_ip(addr, &ips->ips[j].addr)) {
1804                                 break;
1805                         }
1806                 }
1807                 if (j==ips->num) {
1808                         continue;
1809                 }
1810
1811                 options.pnn = nodemap->nodes[i].pnn;
1812                 control_delip(ctdb, argc, argv);
1813         }
1814
1815         talloc_free(tmp_ctx);
1816         return 0;
1817 }
1818
1819 /*
1820   delete a public ip address from a node
1821  */
1822 static int control_delip(struct ctdb_context *ctdb, int argc, const char **argv)
1823 {
1824         int i, ret;
1825         int retries = 0;
1826         ctdb_sock_addr addr;
1827         struct ctdb_control_ip_iface pub;
1828         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
1829         struct ctdb_all_public_ips *ips;
1830
1831         if (argc != 1) {
1832                 talloc_free(tmp_ctx);
1833                 usage();
1834         }
1835
1836         if (parse_ip(argv[0], NULL, 0, &addr) == 0) {
1837                 DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s'\n", argv[0]));
1838                 return -1;
1839         }
1840
1841         if (options.pnn == CTDB_BROADCAST_ALL) {
1842                 return control_delip_all(ctdb, argc, argv, &addr);
1843         }
1844
1845         pub.addr  = addr;
1846         pub.mask  = 0;
1847         pub.len   = 0;
1848
1849         ret = ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), options.pnn, tmp_ctx, &ips);
1850         if (ret != 0) {
1851                 DEBUG(DEBUG_ERR, ("Unable to get public ip list from cluster\n"));
1852                 talloc_free(tmp_ctx);
1853                 return ret;
1854         }
1855
1856         for (i=0;i<ips->num;i++) {
1857                 if (ctdb_same_ip(&addr, &ips->ips[i].addr)) {
1858                         break;
1859                 }
1860         }
1861
1862         if (i==ips->num) {
1863                 DEBUG(DEBUG_ERR, ("This node does not support this public address '%s'\n",
1864                         ctdb_addr_to_str(&addr)));
1865                 talloc_free(tmp_ctx);
1866                 return -1;
1867         }
1868
1869         if (ips->ips[i].pnn == options.pnn) {
1870                 ret = find_other_host_for_public_ip(ctdb, &addr);
1871                 if (ret != -1) {
1872                         do {
1873                                 ret = move_ip(ctdb, &addr, ret);
1874                                 if (ret != 0) {
1875                                         DEBUG(DEBUG_ERR,("Failed to move ip to node %d. Wait 3 seconds and try again.\n", options.pnn));
1876                                         sleep(3);
1877                                         retries++;
1878                                 }
1879                         } while (retries < 5 && ret != 0);
1880                         if (ret != 0) {
1881                                 DEBUG(DEBUG_ERR,("Failed to move ip to node %d. Giving up.\n", options.pnn));
1882                                 return -1;
1883                         }
1884                 }
1885         }
1886
1887         ret = ctdb_ctrl_del_public_ip(ctdb, TIMELIMIT(), options.pnn, &pub);
1888         if (ret != 0) {
1889                 DEBUG(DEBUG_ERR, ("Unable to del public ip from node %u\n", options.pnn));
1890                 talloc_free(tmp_ctx);
1891                 return ret;
1892         }
1893
1894         talloc_free(tmp_ctx);
1895         return 0;
1896 }
1897
1898 /*
1899   kill a tcp connection
1900  */
1901 static int kill_tcp(struct ctdb_context *ctdb, int argc, const char **argv)
1902 {
1903         int ret;
1904         struct ctdb_control_killtcp killtcp;
1905
1906         if (argc < 2) {
1907                 usage();
1908         }
1909
1910         if (!parse_ip_port(argv[0], &killtcp.src_addr)) {
1911                 DEBUG(DEBUG_ERR, ("Bad IP:port '%s'\n", argv[0]));
1912                 return -1;
1913         }
1914
1915         if (!parse_ip_port(argv[1], &killtcp.dst_addr)) {
1916                 DEBUG(DEBUG_ERR, ("Bad IP:port '%s'\n", argv[1]));
1917                 return -1;
1918         }
1919
1920         ret = ctdb_ctrl_killtcp(ctdb, TIMELIMIT(), options.pnn, &killtcp);
1921         if (ret != 0) {
1922                 DEBUG(DEBUG_ERR, ("Unable to killtcp from node %u\n", options.pnn));
1923                 return ret;
1924         }
1925
1926         return 0;
1927 }
1928
1929
1930 /*
1931   send a gratious arp
1932  */
1933 static int control_gratious_arp(struct ctdb_context *ctdb, int argc, const char **argv)
1934 {
1935         int ret;
1936         ctdb_sock_addr addr;
1937
1938         if (argc < 2) {
1939                 usage();
1940         }
1941
1942         if (!parse_ip(argv[0], NULL, 0, &addr)) {
1943                 DEBUG(DEBUG_ERR, ("Bad IP '%s'\n", argv[0]));
1944                 return -1;
1945         }
1946
1947         ret = ctdb_ctrl_gratious_arp(ctdb, TIMELIMIT(), options.pnn, &addr, argv[1]);
1948         if (ret != 0) {
1949                 DEBUG(DEBUG_ERR, ("Unable to send gratious_arp from node %u\n", options.pnn));
1950                 return ret;
1951         }
1952
1953         return 0;
1954 }
1955
1956 /*
1957   register a server id
1958  */
1959 static int regsrvid(struct ctdb_context *ctdb, int argc, const char **argv)
1960 {
1961         int ret;
1962         struct ctdb_server_id server_id;
1963
1964         if (argc < 3) {
1965                 usage();
1966         }
1967
1968         server_id.pnn       = strtoul(argv[0], NULL, 0);
1969         server_id.type      = strtoul(argv[1], NULL, 0);
1970         server_id.server_id = strtoul(argv[2], NULL, 0);
1971
1972         ret = ctdb_ctrl_register_server_id(ctdb, TIMELIMIT(), &server_id);
1973         if (ret != 0) {
1974                 DEBUG(DEBUG_ERR, ("Unable to register server_id from node %u\n", options.pnn));
1975                 return ret;
1976         }
1977         DEBUG(DEBUG_ERR,("Srvid registered. Sleeping for 999 seconds\n"));
1978         sleep(999);
1979         return -1;
1980 }
1981
1982 /*
1983   unregister a server id
1984  */
1985 static int unregsrvid(struct ctdb_context *ctdb, int argc, const char **argv)
1986 {
1987         int ret;
1988         struct ctdb_server_id server_id;
1989
1990         if (argc < 3) {
1991                 usage();
1992         }
1993
1994         server_id.pnn       = strtoul(argv[0], NULL, 0);
1995         server_id.type      = strtoul(argv[1], NULL, 0);
1996         server_id.server_id = strtoul(argv[2], NULL, 0);
1997
1998         ret = ctdb_ctrl_unregister_server_id(ctdb, TIMELIMIT(), &server_id);
1999         if (ret != 0) {
2000                 DEBUG(DEBUG_ERR, ("Unable to unregister server_id from node %u\n", options.pnn));
2001                 return ret;
2002         }
2003         return -1;
2004 }
2005
2006 /*
2007   check if a server id exists
2008  */
2009 static int chksrvid(struct ctdb_context *ctdb, int argc, const char **argv)
2010 {
2011         uint32_t status;
2012         int ret;
2013         struct ctdb_server_id server_id;
2014
2015         if (argc < 3) {
2016                 usage();
2017         }
2018
2019         server_id.pnn       = strtoul(argv[0], NULL, 0);
2020         server_id.type      = strtoul(argv[1], NULL, 0);
2021         server_id.server_id = strtoul(argv[2], NULL, 0);
2022
2023         ret = ctdb_ctrl_check_server_id(ctdb, TIMELIMIT(), options.pnn, &server_id, &status);
2024         if (ret != 0) {
2025                 DEBUG(DEBUG_ERR, ("Unable to check server_id from node %u\n", options.pnn));
2026                 return ret;
2027         }
2028
2029         if (status) {
2030                 printf("Server id %d:%d:%d EXISTS\n", server_id.pnn, server_id.type, server_id.server_id);
2031         } else {
2032                 printf("Server id %d:%d:%d does NOT exist\n", server_id.pnn, server_id.type, server_id.server_id);
2033         }
2034         return 0;
2035 }
2036
2037 /*
2038   get a list of all server ids that are registered on a node
2039  */
2040 static int getsrvids(struct ctdb_context *ctdb, int argc, const char **argv)
2041 {
2042         int i, ret;
2043         struct ctdb_server_id_list *server_ids;
2044
2045         ret = ctdb_ctrl_get_server_id_list(ctdb, ctdb, TIMELIMIT(), options.pnn, &server_ids);
2046         if (ret != 0) {
2047                 DEBUG(DEBUG_ERR, ("Unable to get server_id list from node %u\n", options.pnn));
2048                 return ret;
2049         }
2050
2051         for (i=0; i<server_ids->num; i++) {
2052                 printf("Server id %d:%d:%d\n",
2053                         server_ids->server_ids[i].pnn,
2054                         server_ids->server_ids[i].type,
2055                         server_ids->server_ids[i].server_id);
2056         }
2057
2058         return -1;
2059 }
2060
2061 /*
2062   send a tcp tickle ack
2063  */
2064 static int tickle_tcp(struct ctdb_context *ctdb, int argc, const char **argv)
2065 {
2066         int ret;
2067         ctdb_sock_addr  src, dst;
2068
2069         if (argc < 2) {
2070                 usage();
2071         }
2072
2073         if (!parse_ip_port(argv[0], &src)) {
2074                 DEBUG(DEBUG_ERR, ("Bad IP:port '%s'\n", argv[0]));
2075                 return -1;
2076         }
2077
2078         if (!parse_ip_port(argv[1], &dst)) {
2079                 DEBUG(DEBUG_ERR, ("Bad IP:port '%s'\n", argv[1]));
2080                 return -1;
2081         }
2082
2083         ret = ctdb_sys_send_tcp(&src, &dst, 0, 0, 0);
2084         if (ret==0) {
2085                 return 0;
2086         }
2087         DEBUG(DEBUG_ERR, ("Error while sending tickle ack\n"));
2088
2089         return -1;
2090 }
2091
2092
2093 /*
2094   display public ip status
2095  */
2096 static int control_ip(struct ctdb_context *ctdb, int argc, const char **argv)
2097 {
2098         int i, ret;
2099         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
2100         struct ctdb_all_public_ips *ips;
2101
2102         if (options.pnn == CTDB_BROADCAST_ALL) {
2103                 /* read the list of public ips from all nodes */
2104                 ret = control_get_all_public_ips(ctdb, tmp_ctx, &ips);
2105         } else {
2106                 /* read the public ip list from this node */
2107                 ret = ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), options.pnn, tmp_ctx, &ips);
2108         }
2109         if (ret != 0) {
2110                 DEBUG(DEBUG_ERR, ("Unable to get public ips from node %u\n", options.pnn));
2111                 talloc_free(tmp_ctx);
2112                 return ret;
2113         }
2114
2115         if (options.machinereadable){
2116                 printf(":Public IP:Node:");
2117                 if (options.verbose){
2118                         printf("ActiveInterface:AvailableInterfaces:ConfiguredInterfaces:");
2119                 }
2120                 printf("\n");
2121         } else {
2122                 if (options.pnn == CTDB_BROADCAST_ALL) {
2123                         printf("Public IPs on ALL nodes\n");
2124                 } else {
2125                         printf("Public IPs on node %u\n", options.pnn);
2126                 }
2127         }
2128
2129         for (i=1;i<=ips->num;i++) {
2130                 struct ctdb_control_public_ip_info *info = NULL;
2131                 int32_t pnn;
2132                 char *aciface = NULL;
2133                 char *avifaces = NULL;
2134                 char *cifaces = NULL;
2135
2136                 if (options.pnn == CTDB_BROADCAST_ALL) {
2137                         pnn = ips->ips[ips->num-i].pnn;
2138                 } else {
2139                         pnn = options.pnn;
2140                 }
2141
2142                 if (pnn != -1) {
2143                         ret = ctdb_ctrl_get_public_ip_info(ctdb, TIMELIMIT(), pnn, ctdb,
2144                                                    &ips->ips[ips->num-i].addr, &info);
2145                 } else {
2146                         ret = -1;
2147                 }
2148
2149                 if (ret == 0) {
2150                         int j;
2151                         for (j=0; j < info->num; j++) {
2152                                 if (cifaces == NULL) {
2153                                         cifaces = talloc_strdup(info,
2154                                                                 info->ifaces[j].name);
2155                                 } else {
2156                                         cifaces = talloc_asprintf_append(cifaces,
2157                                                                          ",%s",
2158                                                                          info->ifaces[j].name);
2159                                 }
2160
2161                                 if (info->active_idx == j) {
2162                                         aciface = info->ifaces[j].name;
2163                                 }
2164
2165                                 if (info->ifaces[j].link_state == 0) {
2166                                         continue;
2167                                 }
2168
2169                                 if (avifaces == NULL) {
2170                                         avifaces = talloc_strdup(info, info->ifaces[j].name);
2171                                 } else {
2172                                         avifaces = talloc_asprintf_append(avifaces,
2173                                                                           ",%s",
2174                                                                           info->ifaces[j].name);
2175                                 }
2176                         }
2177                 }
2178
2179                 if (options.machinereadable){
2180                         printf(":%s:%d:",
2181                                 ctdb_addr_to_str(&ips->ips[ips->num-i].addr),
2182                                 ips->ips[ips->num-i].pnn);
2183                         if (options.verbose){
2184                                 printf("%s:%s:%s:",
2185                                         aciface?aciface:"",
2186                                         avifaces?avifaces:"",
2187                                         cifaces?cifaces:"");
2188                         }
2189                         printf("\n");
2190                 } else {
2191                         if (options.verbose) {
2192                                 printf("%s node[%d] active[%s] available[%s] configured[%s]\n",
2193                                         ctdb_addr_to_str(&ips->ips[ips->num-i].addr),
2194                                         ips->ips[ips->num-i].pnn,
2195                                         aciface?aciface:"",
2196                                         avifaces?avifaces:"",
2197                                         cifaces?cifaces:"");
2198                         } else {
2199                                 printf("%s %d\n",
2200                                         ctdb_addr_to_str(&ips->ips[ips->num-i].addr),
2201                                         ips->ips[ips->num-i].pnn);
2202                         }
2203                 }
2204                 talloc_free(info);
2205         }
2206
2207         talloc_free(tmp_ctx);
2208         return 0;
2209 }
2210
2211 /*
2212   public ip info
2213  */
2214 static int control_ipinfo(struct ctdb_context *ctdb, int argc, const char **argv)
2215 {
2216         int i, ret;
2217         ctdb_sock_addr addr;
2218         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
2219         struct ctdb_control_public_ip_info *info;
2220
2221         if (argc != 1) {
2222                 talloc_free(tmp_ctx);
2223                 usage();
2224         }
2225
2226         if (parse_ip(argv[0], NULL, 0, &addr) == 0) {
2227                 DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s'\n", argv[0]));
2228                 return -1;
2229         }
2230
2231         /* read the public ip info from this node */
2232         ret = ctdb_ctrl_get_public_ip_info(ctdb, TIMELIMIT(), options.pnn,
2233                                            tmp_ctx, &addr, &info);
2234         if (ret != 0) {
2235                 DEBUG(DEBUG_ERR, ("Unable to get public ip[%s]info from node %u\n",
2236                                   argv[0], options.pnn));
2237                 talloc_free(tmp_ctx);
2238                 return ret;
2239         }
2240
2241         printf("Public IP[%s] info on node %u\n",
2242                ctdb_addr_to_str(&info->ip.addr),
2243                options.pnn);
2244
2245         printf("IP:%s\nCurrentNode:%d\nNumInterfaces:%u\n",
2246                ctdb_addr_to_str(&info->ip.addr),
2247                info->ip.pnn, info->num);
2248
2249         for (i=0; i<info->num; i++) {
2250                 info->ifaces[i].name[CTDB_IFACE_SIZE] = '\0';
2251
2252                 printf("Interface[%u]: Name:%s Link:%s References:%u%s\n",
2253                        i+1, info->ifaces[i].name,
2254                        info->ifaces[i].link_state?"up":"down",
2255                        (unsigned int)info->ifaces[i].references,
2256                        (i==info->active_idx)?" (active)":"");
2257         }
2258
2259         talloc_free(tmp_ctx);
2260         return 0;
2261 }
2262
2263 /*
2264   display interfaces status
2265  */
2266 static int control_ifaces(struct ctdb_context *ctdb, int argc, const char **argv)
2267 {
2268         int i, ret;
2269         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
2270         struct ctdb_control_get_ifaces *ifaces;
2271
2272         /* read the public ip list from this node */
2273         ret = ctdb_ctrl_get_ifaces(ctdb, TIMELIMIT(), options.pnn,
2274                                    tmp_ctx, &ifaces);
2275         if (ret != 0) {
2276                 DEBUG(DEBUG_ERR, ("Unable to get interfaces from node %u\n",
2277                                   options.pnn));
2278                 talloc_free(tmp_ctx);
2279                 return ret;
2280         }
2281
2282         if (options.machinereadable){
2283                 printf(":Name:LinkStatus:References:\n");
2284         } else {
2285                 printf("Interfaces on node %u\n", options.pnn);
2286         }
2287
2288         for (i=0; i<ifaces->num; i++) {
2289                 if (options.machinereadable){
2290                         printf(":%s:%s:%u\n",
2291                                ifaces->ifaces[i].name,
2292                                ifaces->ifaces[i].link_state?"1":"0",
2293                                (unsigned int)ifaces->ifaces[i].references);
2294                 } else {
2295                         printf("name:%s link:%s references:%u\n",
2296                                ifaces->ifaces[i].name,
2297                                ifaces->ifaces[i].link_state?"up":"down",
2298                                (unsigned int)ifaces->ifaces[i].references);
2299                 }
2300         }
2301
2302         talloc_free(tmp_ctx);
2303         return 0;
2304 }
2305
2306
2307 /*
2308   set link status of an interface
2309  */
2310 static int control_setifacelink(struct ctdb_context *ctdb, int argc, const char **argv)
2311 {
2312         int ret;
2313         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
2314         struct ctdb_control_iface_info info;
2315
2316         ZERO_STRUCT(info);
2317
2318         if (argc != 2) {
2319                 usage();
2320         }
2321
2322         if (strlen(argv[0]) > CTDB_IFACE_SIZE) {
2323                 DEBUG(DEBUG_ERR, ("interfaces name '%s' too long\n",
2324                                   argv[0]));
2325                 talloc_free(tmp_ctx);
2326                 return -1;
2327         }
2328         strcpy(info.name, argv[0]);
2329
2330         if (strcmp(argv[1], "up") == 0) {
2331                 info.link_state = 1;
2332         } else if (strcmp(argv[1], "down") == 0) {
2333                 info.link_state = 0;
2334         } else {
2335                 DEBUG(DEBUG_ERR, ("link state invalid '%s' should be 'up' or 'down'\n",
2336                                   argv[1]));
2337                 talloc_free(tmp_ctx);
2338                 return -1;
2339         }
2340
2341         /* read the public ip list from this node */
2342         ret = ctdb_ctrl_set_iface_link(ctdb, TIMELIMIT(), options.pnn,
2343                                    tmp_ctx, &info);
2344         if (ret != 0) {
2345                 DEBUG(DEBUG_ERR, ("Unable to set link state for interfaces %s node %u\n",
2346                                   argv[0], options.pnn));
2347                 talloc_free(tmp_ctx);
2348                 return ret;
2349         }
2350
2351         talloc_free(tmp_ctx);
2352         return 0;
2353 }
2354
2355 /*
2356   display pid of a ctdb daemon
2357  */
2358 static int control_getpid(struct ctdb_context *ctdb, int argc, const char **argv)
2359 {
2360         uint32_t pid;
2361         int ret;
2362
2363         ret = ctdb_ctrl_getpid(ctdb, TIMELIMIT(), options.pnn, &pid);
2364         if (ret != 0) {
2365                 DEBUG(DEBUG_ERR, ("Unable to get daemon pid from node %u\n", options.pnn));
2366                 return ret;
2367         }
2368         printf("Pid:%d\n", pid);
2369
2370         return 0;
2371 }
2372
2373 /*
2374   disable a remote node
2375  */
2376 static int control_disable(struct ctdb_context *ctdb, int argc, const char **argv)
2377 {
2378         int ret;
2379         struct ctdb_node_map *nodemap=NULL;
2380
2381         /* check if the node is already disabled */
2382         if (ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap) != 0) {
2383                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
2384                 exit(10);
2385         }
2386         if (nodemap->nodes[options.pnn].flags & NODE_FLAGS_PERMANENTLY_DISABLED) {
2387                 DEBUG(DEBUG_ERR,("Node %d is already disabled.\n", options.pnn));
2388                 return 0;
2389         }
2390
2391         do {
2392                 ret = ctdb_ctrl_modflags(ctdb, TIMELIMIT(), options.pnn, NODE_FLAGS_PERMANENTLY_DISABLED, 0);
2393                 if (ret != 0) {
2394                         DEBUG(DEBUG_ERR, ("Unable to disable node %u\n", options.pnn));
2395                         return ret;
2396                 }
2397
2398                 sleep(1);
2399
2400                 /* read the nodemap and verify the change took effect */
2401                 if (ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap) != 0) {
2402                         DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
2403                         exit(10);
2404                 }
2405
2406         } while (!(nodemap->nodes[options.pnn].flags & NODE_FLAGS_PERMANENTLY_DISABLED));
2407         ret = control_ipreallocate(ctdb, argc, argv);
2408         if (ret != 0) {
2409                 DEBUG(DEBUG_ERR, ("IP Reallocate failed on node %u\n", options.pnn));
2410                 return ret;
2411         }
2412
2413         return 0;
2414 }
2415
2416 /*
2417   enable a disabled remote node
2418  */
2419 static int control_enable(struct ctdb_context *ctdb, int argc, const char **argv)
2420 {
2421         int ret;
2422
2423         struct ctdb_node_map *nodemap=NULL;
2424
2425
2426         /* check if the node is already enabled */
2427         if (ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap) != 0) {
2428                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
2429                 exit(10);
2430         }
2431         if (!(nodemap->nodes[options.pnn].flags & NODE_FLAGS_PERMANENTLY_DISABLED)) {
2432                 DEBUG(DEBUG_ERR,("Node %d is already enabled.\n", options.pnn));
2433                 return 0;
2434         }
2435
2436         do {
2437                 ret = ctdb_ctrl_modflags(ctdb, TIMELIMIT(), options.pnn, 0, NODE_FLAGS_PERMANENTLY_DISABLED);
2438                 if (ret != 0) {
2439                         DEBUG(DEBUG_ERR, ("Unable to enable node %u\n", options.pnn));
2440                         return ret;
2441                 }
2442
2443                 sleep(1);
2444
2445                 /* read the nodemap and verify the change took effect */
2446                 if (ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap) != 0) {
2447                         DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
2448                         exit(10);
2449                 }
2450
2451         } while (nodemap->nodes[options.pnn].flags & NODE_FLAGS_PERMANENTLY_DISABLED);
2452
2453         ret = control_ipreallocate(ctdb, argc, argv);
2454         if (ret != 0) {
2455                 DEBUG(DEBUG_ERR, ("IP Reallocate failed on node %u\n", options.pnn));
2456                 return ret;
2457         }
2458
2459         return 0;
2460 }
2461
2462 /*
2463   stop a remote node
2464  */
2465 static int control_stop(struct ctdb_context *ctdb, int argc, const char **argv)
2466 {
2467         int ret;
2468         struct ctdb_node_map *nodemap=NULL;
2469
2470         do {
2471                 ret = ctdb_ctrl_stop_node(ctdb, TIMELIMIT(), options.pnn);
2472                 if (ret != 0) {
2473                         DEBUG(DEBUG_ERR, ("Unable to stop node %u   try again\n", options.pnn));
2474                 }
2475
2476                 sleep(1);
2477
2478                 /* read the nodemap and verify the change took effect */
2479                 if (ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap) != 0) {
2480                         DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
2481                         exit(10);
2482                 }
2483
2484         } while (!(nodemap->nodes[options.pnn].flags & NODE_FLAGS_STOPPED));
2485         ret = control_ipreallocate(ctdb, argc, argv);
2486         if (ret != 0) {
2487                 DEBUG(DEBUG_ERR, ("IP Reallocate failed on node %u\n", options.pnn));
2488                 return ret;
2489         }
2490
2491         return 0;
2492 }
2493
2494 /*
2495   restart a stopped remote node
2496  */
2497 static int control_continue(struct ctdb_context *ctdb, int argc, const char **argv)
2498 {
2499         int ret;
2500
2501         struct ctdb_node_map *nodemap=NULL;
2502
2503         do {
2504                 ret = ctdb_ctrl_continue_node(ctdb, TIMELIMIT(), options.pnn);
2505                 if (ret != 0) {
2506                         DEBUG(DEBUG_ERR, ("Unable to continue node %u\n", options.pnn));
2507                         return ret;
2508                 }
2509
2510                 sleep(1);
2511
2512                 /* read the nodemap and verify the change took effect */
2513                 if (ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap) != 0) {
2514                         DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
2515                         exit(10);
2516                 }
2517
2518         } while (nodemap->nodes[options.pnn].flags & NODE_FLAGS_STOPPED);
2519         ret = control_ipreallocate(ctdb, argc, argv);
2520         if (ret != 0) {
2521                 DEBUG(DEBUG_ERR, ("IP Reallocate failed on node %u\n", options.pnn));
2522                 return ret;
2523         }
2524
2525         return 0;
2526 }
2527
2528 static uint32_t get_generation(struct ctdb_context *ctdb)
2529 {
2530         struct ctdb_vnn_map *vnnmap=NULL;
2531         int ret;
2532
2533         /* wait until the recmaster is not in recovery mode */
2534         while (1) {
2535                 uint32_t recmode, recmaster;
2536
2537                 if (vnnmap != NULL) {
2538                         talloc_free(vnnmap);
2539                         vnnmap = NULL;
2540                 }
2541
2542                 /* get the recmaster */
2543                 if (!ctdb_getrecmaster(ctdb_connection, CTDB_CURRENT_NODE, &recmaster)) {
2544                         DEBUG(DEBUG_ERR, ("Unable to get recmaster from node %u\n", options.pnn));
2545                         exit(10);
2546                 }
2547
2548                 /* get recovery mode */
2549                 if (!ctdb_getrecmode(ctdb_connection, recmaster, &recmode)) {
2550                         DEBUG(DEBUG_ERR, ("Unable to get recmode from node %u\n", options.pnn));
2551                         exit(10);
2552                 }
2553
2554                 /* get the current generation number */
2555                 ret = ctdb_ctrl_getvnnmap(ctdb, TIMELIMIT(), recmaster, ctdb, &vnnmap);
2556                 if (ret != 0) {
2557                         DEBUG(DEBUG_ERR, ("Unable to get vnnmap from recmaster (%u)\n", recmaster));
2558                         exit(10);
2559                 }
2560
2561                 if ((recmode == CTDB_RECOVERY_NORMAL)
2562                 &&  (vnnmap->generation != 1)){
2563                         return vnnmap->generation;
2564                 }
2565                 sleep(1);
2566         }
2567 }
2568
2569 /*
2570   ban a node from the cluster
2571  */
2572 static int control_ban(struct ctdb_context *ctdb, int argc, const char **argv)
2573 {
2574         int ret;
2575         struct ctdb_node_map *nodemap=NULL;
2576         struct ctdb_ban_time bantime;
2577
2578         if (argc < 1) {
2579                 usage();
2580         }
2581
2582         /* verify the node exists */
2583         ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap);
2584         if (ret != 0) {
2585                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
2586                 return ret;
2587         }
2588
2589         if (nodemap->nodes[options.pnn].flags & NODE_FLAGS_BANNED) {
2590                 DEBUG(DEBUG_ERR,("Node %u is already banned.\n", options.pnn));
2591                 return -1;
2592         }
2593
2594         bantime.pnn  = options.pnn;
2595         bantime.time = strtoul(argv[0], NULL, 0);
2596
2597         ret = ctdb_ctrl_set_ban(ctdb, TIMELIMIT(), options.pnn, &bantime);
2598         if (ret != 0) {
2599                 DEBUG(DEBUG_ERR,("Banning node %d for %d seconds failed.\n", bantime.pnn, bantime.time));
2600                 return -1;
2601         }
2602
2603         ret = control_ipreallocate(ctdb, argc, argv);
2604         if (ret != 0) {
2605                 DEBUG(DEBUG_ERR, ("IP Reallocate failed on node %u\n", options.pnn));
2606                 return ret;
2607         }
2608
2609         return 0;
2610 }
2611
2612
2613 /*
2614   unban a node from the cluster
2615  */
2616 static int control_unban(struct ctdb_context *ctdb, int argc, const char **argv)
2617 {
2618         int ret;
2619         struct ctdb_node_map *nodemap=NULL;
2620         struct ctdb_ban_time bantime;
2621
2622         /* verify the node exists */
2623         ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap);
2624         if (ret != 0) {
2625                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
2626                 return ret;
2627         }
2628
2629         if (!(nodemap->nodes[options.pnn].flags & NODE_FLAGS_BANNED)) {
2630                 DEBUG(DEBUG_ERR,("Node %u is not banned.\n", options.pnn));
2631                 return -1;
2632         }
2633
2634         bantime.pnn  = options.pnn;
2635         bantime.time = 0;
2636
2637         ret = ctdb_ctrl_set_ban(ctdb, TIMELIMIT(), options.pnn, &bantime);
2638         if (ret != 0) {
2639                 DEBUG(DEBUG_ERR,("Unbanning node %d failed.\n", bantime.pnn));
2640                 return -1;
2641         }
2642
2643         ret = control_ipreallocate(ctdb, argc, argv);
2644         if (ret != 0) {
2645                 DEBUG(DEBUG_ERR, ("IP Reallocate failed on node %u\n", options.pnn));
2646                 return ret;
2647         }
2648
2649         return 0;
2650 }
2651
2652
2653 /*
2654   show ban information for a node
2655  */
2656 static int control_showban(struct ctdb_context *ctdb, int argc, const char **argv)
2657 {
2658         int ret;
2659         struct ctdb_node_map *nodemap=NULL;
2660         struct ctdb_ban_time *bantime;
2661
2662         /* verify the node exists */
2663         ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap);
2664         if (ret != 0) {
2665                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
2666                 return ret;
2667         }
2668
2669         ret = ctdb_ctrl_get_ban(ctdb, TIMELIMIT(), options.pnn, ctdb, &bantime);
2670         if (ret != 0) {
2671                 DEBUG(DEBUG_ERR,("Showing ban info for node %d failed.\n", options.pnn));
2672                 return -1;
2673         }
2674
2675         if (bantime->time == 0) {
2676                 printf("Node %u is not banned\n", bantime->pnn);
2677         } else {
2678                 printf("Node %u is banned banned for %d seconds\n", bantime->pnn, bantime->time);
2679         }
2680
2681         return 0;
2682 }
2683
2684 /*
2685   shutdown a daemon
2686  */
2687 static int control_shutdown(struct ctdb_context *ctdb, int argc, const char **argv)
2688 {
2689         int ret;
2690
2691         ret = ctdb_ctrl_shutdown(ctdb, TIMELIMIT(), options.pnn);
2692         if (ret != 0) {
2693                 DEBUG(DEBUG_ERR, ("Unable to shutdown node %u\n", options.pnn));
2694                 return ret;
2695         }
2696
2697         return 0;
2698 }
2699
2700 /*
2701   trigger a recovery
2702  */
2703 static int control_recover(struct ctdb_context *ctdb, int argc, const char **argv)
2704 {
2705         int ret;
2706         uint32_t generation, next_generation;
2707
2708         /* record the current generation number */
2709         generation = get_generation(ctdb);
2710
2711         ret = ctdb_ctrl_freeze_priority(ctdb, TIMELIMIT(), options.pnn, 1);
2712         if (ret != 0) {
2713                 DEBUG(DEBUG_ERR, ("Unable to freeze node\n"));
2714                 return ret;
2715         }
2716
2717         ret = ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
2718         if (ret != 0) {
2719                 DEBUG(DEBUG_ERR, ("Unable to set recovery mode\n"));
2720                 return ret;
2721         }
2722
2723         /* wait until we are in a new generation */
2724         while (1) {
2725                 next_generation = get_generation(ctdb);
2726                 if (next_generation != generation) {
2727                         return 0;
2728                 }
2729                 sleep(1);
2730         }
2731
2732         return 0;
2733 }
2734
2735
2736 /*
2737   display monitoring mode of a remote node
2738  */
2739 static int control_getmonmode(struct ctdb_context *ctdb, int argc, const char **argv)
2740 {
2741         uint32_t monmode;
2742         int ret;
2743
2744         ret = ctdb_ctrl_getmonmode(ctdb, TIMELIMIT(), options.pnn, &monmode);
2745         if (ret != 0) {
2746                 DEBUG(DEBUG_ERR, ("Unable to get monmode from node %u\n", options.pnn));
2747                 return ret;
2748         }
2749         if (!options.machinereadable){
2750                 printf("Monitoring mode:%s (%d)\n",monmode==CTDB_MONITORING_ACTIVE?"ACTIVE":"DISABLED",monmode);
2751         } else {
2752                 printf(":mode:\n");
2753                 printf(":%d:\n",monmode);
2754         }
2755         return 0;
2756 }
2757
2758
2759 /*
2760   display capabilities of a remote node
2761  */
2762 static int control_getcapabilities(struct ctdb_context *ctdb, int argc, const char **argv)
2763 {
2764         uint32_t capabilities;
2765         int ret;
2766
2767         ret = ctdb_ctrl_getcapabilities(ctdb, TIMELIMIT(), options.pnn, &capabilities);
2768         if (ret != 0) {
2769                 DEBUG(DEBUG_ERR, ("Unable to get capabilities from node %u\n", options.pnn));
2770                 return ret;
2771         }
2772
2773         if (!options.machinereadable){
2774                 printf("RECMASTER: %s\n", (capabilities&CTDB_CAP_RECMASTER)?"YES":"NO");
2775                 printf("LMASTER: %s\n", (capabilities&CTDB_CAP_LMASTER)?"YES":"NO");
2776                 printf("LVS: %s\n", (capabilities&CTDB_CAP_LVS)?"YES":"NO");
2777                 printf("NATGW: %s\n", (capabilities&CTDB_CAP_NATGW)?"YES":"NO");
2778         } else {
2779                 printf(":RECMASTER:LMASTER:LVS:NATGW:\n");
2780                 printf(":%d:%d:%d:%d:\n",
2781                         !!(capabilities&CTDB_CAP_RECMASTER),
2782                         !!(capabilities&CTDB_CAP_LMASTER),
2783                         !!(capabilities&CTDB_CAP_LVS),
2784                         !!(capabilities&CTDB_CAP_NATGW));
2785         }
2786         return 0;
2787 }
2788
2789 /*
2790   display lvs configuration
2791  */
2792 static int control_lvs(struct ctdb_context *ctdb, int argc, const char **argv)
2793 {
2794         uint32_t *capabilities;
2795         struct ctdb_node_map *nodemap=NULL;
2796         int i, ret;
2797         int healthy_count = 0;
2798
2799         ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), options.pnn, ctdb, &nodemap);
2800         if (ret != 0) {
2801                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
2802                 return ret;
2803         }
2804
2805         capabilities = talloc_array(ctdb, uint32_t, nodemap->num);
2806         CTDB_NO_MEMORY(ctdb, capabilities);
2807
2808         /* collect capabilities for all connected nodes */
2809         for (i=0; i<nodemap->num; i++) {
2810                 if (nodemap->nodes[i].flags & NODE_FLAGS_INACTIVE) {
2811                         continue;
2812                 }
2813                 if (nodemap->nodes[i].flags & NODE_FLAGS_PERMANENTLY_DISABLED) {
2814                         continue;
2815                 }
2816
2817                 ret = ctdb_ctrl_getcapabilities(ctdb, TIMELIMIT(), i, &capabilities[i]);
2818                 if (ret != 0) {
2819                         DEBUG(DEBUG_ERR, ("Unable to get capabilities from node %u\n", i));
2820                         return ret;
2821                 }
2822
2823                 if (!(capabilities[i] & CTDB_CAP_LVS)) {
2824                         continue;
2825                 }
2826
2827                 if (!(nodemap->nodes[i].flags & NODE_FLAGS_UNHEALTHY)) {
2828                         healthy_count++;
2829                 }
2830         }
2831
2832         /* Print all LVS nodes */
2833         for (i=0; i<nodemap->num; i++) {
2834                 if (nodemap->nodes[i].flags & NODE_FLAGS_INACTIVE) {
2835                         continue;
2836                 }
2837                 if (nodemap->nodes[i].flags & NODE_FLAGS_PERMANENTLY_DISABLED) {
2838                         continue;
2839                 }
2840                 if (!(capabilities[i] & CTDB_CAP_LVS)) {
2841                         continue;
2842                 }
2843
2844                 if (healthy_count != 0) {
2845                         if (nodemap->nodes[i].flags & NODE_FLAGS_UNHEALTHY) {
2846                                 continue;
2847                         }
2848                 }
2849
2850                 printf("%d:%s\n", i,
2851                         ctdb_addr_to_str(&nodemap->nodes[i].addr));
2852         }
2853
2854         return 0;
2855 }
2856
2857 /*
2858   display who is the lvs master
2859  */
2860 static int control_lvsmaster(struct ctdb_context *ctdb, int argc, const char **argv)
2861 {
2862         uint32_t *capabilities;
2863         struct ctdb_node_map *nodemap=NULL;
2864         int i, ret;
2865         int healthy_count = 0;
2866
2867         ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), options.pnn, ctdb, &nodemap);
2868         if (ret != 0) {
2869                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
2870                 return ret;
2871         }
2872
2873         capabilities = talloc_array(ctdb, uint32_t, nodemap->num);
2874         CTDB_NO_MEMORY(ctdb, capabilities);
2875
2876         /* collect capabilities for all connected nodes */
2877         for (i=0; i<nodemap->num; i++) {
2878                 if (nodemap->nodes[i].flags & NODE_FLAGS_INACTIVE) {
2879                         continue;
2880                 }
2881                 if (nodemap->nodes[i].flags & NODE_FLAGS_PERMANENTLY_DISABLED) {
2882                         continue;
2883                 }
2884
2885                 ret = ctdb_ctrl_getcapabilities(ctdb, TIMELIMIT(), i, &capabilities[i]);
2886                 if (ret != 0) {
2887                         DEBUG(DEBUG_ERR, ("Unable to get capabilities from node %u\n", i));
2888                         return ret;
2889                 }
2890
2891                 if (!(capabilities[i] & CTDB_CAP_LVS)) {
2892                         continue;
2893                 }
2894
2895                 if (!(nodemap->nodes[i].flags & NODE_FLAGS_UNHEALTHY)) {
2896                         healthy_count++;
2897                 }
2898         }
2899
2900         /* find and show the lvsmaster */
2901         for (i=0; i<nodemap->num; i++) {
2902                 if (nodemap->nodes[i].flags & NODE_FLAGS_INACTIVE) {
2903                         continue;
2904                 }
2905                 if (nodemap->nodes[i].flags & NODE_FLAGS_PERMANENTLY_DISABLED) {
2906                         continue;
2907                 }
2908                 if (!(capabilities[i] & CTDB_CAP_LVS)) {
2909                         continue;
2910                 }
2911
2912                 if (healthy_count != 0) {
2913                         if (nodemap->nodes[i].flags & NODE_FLAGS_UNHEALTHY) {
2914                                 continue;
2915                         }
2916                 }
2917
2918                 if (options.machinereadable){
2919                         printf("%d\n", i);
2920                 } else {
2921                         printf("Node %d is LVS master\n", i);
2922                 }
2923                 return 0;
2924         }
2925
2926         printf("There is no LVS master\n");
2927         return -1;
2928 }
2929
2930 /*
2931   disable monitoring on a  node
2932  */
2933 static int control_disable_monmode(struct ctdb_context *ctdb, int argc, const char **argv)
2934 {
2935
2936         int ret;
2937
2938         ret = ctdb_ctrl_disable_monmode(ctdb, TIMELIMIT(), options.pnn);
2939         if (ret != 0) {
2940                 DEBUG(DEBUG_ERR, ("Unable to disable monmode on node %u\n", options.pnn));
2941                 return ret;
2942         }
2943         printf("Monitoring mode:%s\n","DISABLED");
2944
2945         return 0;
2946 }
2947
2948 /*
2949   enable monitoring on a  node
2950  */
2951 static int control_enable_monmode(struct ctdb_context *ctdb, int argc, const char **argv)
2952 {
2953
2954         int ret;
2955
2956         ret = ctdb_ctrl_enable_monmode(ctdb, TIMELIMIT(), options.pnn);
2957         if (ret != 0) {
2958                 DEBUG(DEBUG_ERR, ("Unable to enable monmode on node %u\n", options.pnn));
2959                 return ret;
2960         }
2961         printf("Monitoring mode:%s\n","ACTIVE");
2962
2963         return 0;
2964 }
2965
2966 /*
2967   display remote list of keys/data for a db
2968  */
2969 static int control_catdb(struct ctdb_context *ctdb, int argc, const char **argv)
2970 {
2971         const char *db_name;
2972         struct ctdb_db_context *ctdb_db;
2973         int ret;
2974         bool persistent;
2975
2976         if (argc < 1) {
2977                 usage();
2978         }
2979
2980         db_name = argv[0];
2981
2982
2983         if (db_exists(ctdb, db_name, &persistent)) {
2984                 DEBUG(DEBUG_ERR,("Database '%s' does not exist\n", db_name));
2985                 return -1;
2986         }
2987
2988         ctdb_db = ctdb_attach(ctdb, TIMELIMIT(), db_name, persistent, 0);
2989
2990         if (ctdb_db == NULL) {
2991                 DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", db_name));
2992                 return -1;
2993         }
2994
2995         /* traverse and dump the cluster tdb */
2996         ret = ctdb_dump_db(ctdb_db, stdout);
2997         if (ret == -1) {
2998                 DEBUG(DEBUG_ERR, ("Unable to dump database\n"));
2999                 DEBUG(DEBUG_ERR, ("Maybe try 'ctdb getdbstatus %s'"
3000                                   " and 'ctdb getvar AllowUnhealthyDBRead'\n",
3001                                   db_name));
3002                 return -1;
3003         }
3004         talloc_free(ctdb_db);
3005
3006         printf("Dumped %d records\n", ret);
3007         return 0;
3008 }
3009
3010 /*
3011   display the content of a database key
3012  */
3013 static int control_readkey(struct ctdb_context *ctdb, int argc, const char **argv)
3014 {
3015         const char *db_name;
3016         struct ctdb_db_context *ctdb_db;
3017         struct ctdb_record_handle *h;
3018         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
3019         TDB_DATA key, data;
3020         bool persistent;
3021
3022         if (argc < 2) {
3023                 usage();
3024         }
3025
3026         db_name = argv[0];
3027
3028
3029         if (db_exists(ctdb, db_name, &persistent)) {
3030                 DEBUG(DEBUG_ERR,("Database '%s' does not exist\n", db_name));
3031                 return -1;
3032         }
3033
3034         ctdb_db = ctdb_attach(ctdb, TIMELIMIT(), db_name, persistent, 0);
3035
3036         if (ctdb_db == NULL) {
3037                 DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", db_name));
3038                 return -1;
3039         }
3040
3041         key.dptr  = discard_const(argv[1]);
3042         key.dsize = strlen((char *)key.dptr);
3043
3044         h = ctdb_fetch_lock(ctdb_db, tmp_ctx, key, &data);
3045         if (h == NULL) {
3046                 printf("Failed to fetch record '%s' on node %d\n",
3047                         (const char *)key.dptr, ctdb_get_pnn(ctdb));
3048                 talloc_free(tmp_ctx);
3049                 exit(10);
3050         }
3051
3052         printf("Data: size:%d ptr:[%s]\n", (int)data.dsize, data.dptr);
3053
3054         talloc_free(ctdb_db);
3055         talloc_free(tmp_ctx);
3056         return 0;
3057 }
3058
3059 /*
3060   display the content of a database key
3061  */
3062 static int control_writekey(struct ctdb_context *ctdb, int argc, const char **argv)
3063 {
3064         const char *db_name;
3065         struct ctdb_db_context *ctdb_db;
3066         struct ctdb_record_handle *h;
3067         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
3068         TDB_DATA key, data;
3069         bool persistent;
3070
3071         if (argc < 3) {
3072                 usage();
3073         }
3074
3075         db_name = argv[0];
3076
3077
3078         if (db_exists(ctdb, db_name, &persistent)) {
3079                 DEBUG(DEBUG_ERR,("Database '%s' does not exist\n", db_name));
3080                 return -1;
3081         }
3082
3083         ctdb_db = ctdb_attach(ctdb, TIMELIMIT(), db_name, persistent, 0);
3084
3085         if (ctdb_db == NULL) {
3086                 DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", db_name));
3087                 return -1;
3088         }
3089
3090         key.dptr  = discard_const(argv[1]);
3091         key.dsize = strlen((char *)key.dptr);
3092
3093         h = ctdb_fetch_lock(ctdb_db, tmp_ctx, key, &data);
3094         if (h == NULL) {
3095                 printf("Failed to fetch record '%s' on node %d\n",
3096                         (const char *)key.dptr, ctdb_get_pnn(ctdb));
3097                 talloc_free(tmp_ctx);
3098                 exit(10);
3099         }
3100
3101         data.dptr  = discard_const(argv[2]);
3102         data.dsize = strlen((char *)data.dptr);
3103
3104         if (ctdb_record_store(h, data) != 0) {
3105                 printf("Failed to store record\n");
3106         }
3107
3108         talloc_free(h);
3109         talloc_free(ctdb_db);
3110         talloc_free(tmp_ctx);
3111         return 0;
3112 }
3113
3114 /*
3115   fetch a record from a persistent database
3116  */
3117 static int control_pfetch(struct ctdb_context *ctdb, int argc, const char **argv)
3118 {
3119         const char *db_name;
3120         struct ctdb_db_context *ctdb_db;
3121         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
3122         struct ctdb_transaction_handle *h;
3123         TDB_DATA key, data;
3124         int fd, ret;
3125         bool persistent;
3126
3127         if (argc < 2) {
3128                 talloc_free(tmp_ctx);
3129                 usage();
3130         }
3131
3132         db_name = argv[0];
3133
3134
3135         if (db_exists(ctdb, db_name, &persistent)) {
3136                 DEBUG(DEBUG_ERR,("Database '%s' does not exist\n", db_name));
3137                 talloc_free(tmp_ctx);
3138                 return -1;
3139         }
3140
3141         if (!persistent) {
3142                 DEBUG(DEBUG_ERR,("Database '%s' is not persistent\n", db_name));
3143                 talloc_free(tmp_ctx);
3144                 return -1;
3145         }
3146
3147         ctdb_db = ctdb_attach(ctdb, TIMELIMIT(), db_name, persistent, 0);
3148
3149         if (ctdb_db == NULL) {
3150                 DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", db_name));
3151                 talloc_free(tmp_ctx);
3152                 return -1;
3153         }
3154
3155         h = ctdb_transaction_start(ctdb_db, tmp_ctx);
3156         if (h == NULL) {
3157                 DEBUG(DEBUG_ERR,("Failed to start transaction on database %s\n", db_name));
3158                 talloc_free(tmp_ctx);
3159                 return -1;
3160         }
3161
3162         key.dptr  = discard_const(argv[1]);
3163         key.dsize = strlen(argv[1]);
3164         ret = ctdb_transaction_fetch(h, tmp_ctx, key, &data);
3165         if (ret != 0) {
3166                 DEBUG(DEBUG_ERR,("Failed to fetch record\n"));
3167                 talloc_free(tmp_ctx);
3168                 return -1;
3169         }
3170
3171         if (data.dsize == 0 || data.dptr == NULL) {
3172                 DEBUG(DEBUG_ERR,("Record is empty\n"));
3173                 talloc_free(tmp_ctx);
3174                 return -1;
3175         }
3176
3177         if (argc == 3) {
3178           fd = open(argv[2], O_WRONLY|O_CREAT|O_TRUNC, 0600);
3179                 if (fd == -1) {
3180                         DEBUG(DEBUG_ERR,("Failed to open output file %s\n", argv[2]));
3181                         talloc_free(tmp_ctx);
3182                         return -1;
3183                 }
3184                 write(fd, data.dptr, data.dsize);
3185                 close(fd);
3186         } else {
3187                 write(1, data.dptr, data.dsize);
3188         }
3189
3190         /* abort the transaction */
3191         talloc_free(h);
3192
3193
3194         talloc_free(tmp_ctx);
3195         return 0;
3196 }
3197
3198 /*
3199   fetch a record from a tdb-file
3200  */
3201 static int control_tfetch(struct ctdb_context *ctdb, int argc, const char **argv)
3202 {
3203         const char *tdb_file;
3204         TDB_CONTEXT *tdb;
3205         TDB_DATA key, data;
3206         int fd;
3207
3208         if (argc < 2) {
3209                 usage();
3210         }
3211
3212         tdb_file = argv[0];
3213
3214         tdb = tdb_open(tdb_file, 0, 0, O_RDONLY, 0);
3215         if (tdb == NULL) {
3216                 DEBUG(DEBUG_ERR,("Failed to open TDB file %s\n", tdb_file));
3217                 return -1;
3218         }
3219
3220         key.dptr  = discard_const(argv[1]);
3221         key.dsize = strlen(argv[1]);
3222         data = tdb_fetch(tdb, key);
3223         if (data.dptr == NULL || data.dsize < sizeof(struct ctdb_ltdb_header)) {
3224                 DEBUG(DEBUG_ERR,("Failed to read record %s from tdb %s\n", argv[1], tdb_file));
3225                 tdb_close(tdb);
3226                 return -1;
3227         }
3228
3229         tdb_close(tdb);
3230
3231         if (argc == 3) {
3232           fd = open(argv[2], O_WRONLY|O_CREAT|O_TRUNC, 0600);
3233                 if (fd == -1) {
3234                         DEBUG(DEBUG_ERR,("Failed to open output file %s\n", argv[2]));
3235                         return -1;
3236                 }
3237                 write(fd, data.dptr+sizeof(struct ctdb_ltdb_header), data.dsize-sizeof(struct ctdb_ltdb_header));
3238                 close(fd);
3239         } else {
3240                 write(1, data.dptr+sizeof(struct ctdb_ltdb_header), data.dsize-sizeof(struct ctdb_ltdb_header));
3241         }
3242
3243         return 0;
3244 }
3245
3246 /*
3247   write a record to a persistent database
3248  */
3249 static int control_pstore(struct ctdb_context *ctdb, int argc, const char **argv)
3250 {
3251         const char *db_name;
3252         struct ctdb_db_context *ctdb_db;
3253         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
3254         struct ctdb_transaction_handle *h;
3255         struct stat st;
3256         TDB_DATA key, data;
3257         int fd, ret;
3258
3259         if (argc < 3) {
3260                 talloc_free(tmp_ctx);
3261                 usage();
3262         }
3263
3264         fd = open(argv[2], O_RDONLY);
3265         if (fd == -1) {
3266                 DEBUG(DEBUG_ERR,("Failed to open file containing record data : %s  %s\n", argv[2], strerror(errno)));
3267                 talloc_free(tmp_ctx);
3268                 return -1;
3269         }
3270
3271         ret = fstat(fd, &st);
3272         if (ret == -1) {
3273                 DEBUG(DEBUG_ERR,("fstat of file %s failed: %s\n", argv[2], strerror(errno)));
3274                 close(fd);
3275                 talloc_free(tmp_ctx);
3276                 return -1;
3277         }
3278
3279         if (!S_ISREG(st.st_mode)) {
3280                 DEBUG(DEBUG_ERR,("Not a regular file %s\n", argv[2]));
3281                 close(fd);
3282                 talloc_free(tmp_ctx);
3283                 return -1;
3284         }
3285
3286         data.dsize = st.st_size;
3287         if (data.dsize == 0) {
3288                 data.dptr  = NULL;
3289         } else {
3290                 data.dptr = talloc_size(tmp_ctx, data.dsize);
3291                 if (data.dptr == NULL) {
3292                         DEBUG(DEBUG_ERR,("Failed to talloc %d of memory to store record data\n", (int)data.dsize));
3293                         close(fd);
3294                         talloc_free(tmp_ctx);
3295                         return -1;
3296                 }
3297                 ret = read(fd, data.dptr, data.dsize);
3298                 if (ret != data.dsize) {
3299                         DEBUG(DEBUG_ERR,("Failed to read %d bytes of record data\n", (int)data.dsize));
3300                         close(fd);
3301                         talloc_free(tmp_ctx);
3302                         return -1;
3303                 }
3304         }
3305         close(fd);
3306
3307
3308         db_name = argv[0];
3309
3310         ctdb_db = ctdb_attach(ctdb, TIMELIMIT(), db_name, true, 0);
3311         if (ctdb_db == NULL) {
3312                 DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", db_name));
3313                 talloc_free(tmp_ctx);
3314                 return -1;
3315         }
3316
3317         h = ctdb_transaction_start(ctdb_db, tmp_ctx);
3318         if (h == NULL) {
3319                 DEBUG(DEBUG_ERR,("Failed to start transaction on database %s\n", db_name));
3320                 talloc_free(tmp_ctx);
3321                 return -1;
3322         }
3323
3324         key.dptr  = discard_const(argv[1]);
3325         key.dsize = strlen(argv[1]);
3326         ret = ctdb_transaction_store(h, key, data);
3327         if (ret != 0) {
3328                 DEBUG(DEBUG_ERR,("Failed to store record\n"));
3329                 talloc_free(tmp_ctx);
3330                 return -1;
3331         }
3332
3333         ret = ctdb_transaction_commit(h);
3334         if (ret != 0) {
3335                 DEBUG(DEBUG_ERR,("Failed to commit transaction\n"));
3336                 talloc_free(tmp_ctx);
3337                 return -1;
3338         }
3339
3340
3341         talloc_free(tmp_ctx);
3342         return 0;
3343 }
3344
3345 /*
3346   check if a service is bound to a port or not
3347  */
3348 static int control_chktcpport(struct ctdb_context *ctdb, int argc, const char **argv)
3349 {
3350         int s, ret;
3351         unsigned v;
3352         int port;
3353         struct sockaddr_in sin;
3354
3355         if (argc != 1) {
3356                 printf("Use: ctdb chktcport <port>\n");
3357                 return EINVAL;
3358         }
3359
3360         port = atoi(argv[0]);
3361
3362         s = socket(PF_INET, SOCK_STREAM, IPPROTO_TCP);
3363         if (s == -1) {
3364                 printf("Failed to open local socket\n");
3365                 return errno;
3366         }
3367
3368         v = fcntl(s, F_GETFL, 0);
3369         fcntl(s, F_SETFL, v | O_NONBLOCK);
3370
3371         bzero(&sin, sizeof(sin));
3372         sin.sin_family = PF_INET;
3373         sin.sin_port   = htons(port);
3374         ret = bind(s, (struct sockaddr *)&sin, sizeof(sin));
3375         close(s);
3376         if (ret == -1) {
3377                 printf("Failed to bind to local socket: %d %s\n", errno, strerror(errno));
3378                 return errno;
3379         }
3380
3381         return 0;
3382 }
3383
3384
3385
3386 static void log_handler(struct ctdb_context *ctdb, uint64_t srvid,
3387                              TDB_DATA data, void *private_data)
3388 {
3389         DEBUG(DEBUG_ERR,("Log data received\n"));
3390         if (data.dsize > 0) {
3391                 printf("%s", data.dptr);
3392         }
3393
3394         exit(0);
3395 }
3396
3397 /*
3398   display a list of log messages from the in memory ringbuffer
3399  */
3400 static int control_getlog(struct ctdb_context *ctdb, int argc, const char **argv)
3401 {
3402         int ret;
3403         int32_t res;
3404         struct ctdb_get_log_addr log_addr;
3405         TDB_DATA data;
3406         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
3407         char *errmsg;
3408         struct timeval tv;
3409
3410         if (argc != 1) {
3411                 DEBUG(DEBUG_ERR,("Invalid arguments\n"));
3412                 talloc_free(tmp_ctx);
3413                 return -1;
3414         }
3415
3416         log_addr.pnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE);
3417         log_addr.srvid = getpid();
3418         if (isalpha(argv[0][0]) || argv[0][0] == '-') {
3419                 log_addr.level = get_debug_by_desc(argv[0]);
3420         } else {
3421                 log_addr.level = strtol(argv[0], NULL, 0);
3422         }
3423
3424
3425         data.dptr = (unsigned char *)&log_addr;
3426         data.dsize = sizeof(log_addr);
3427
3428         DEBUG(DEBUG_ERR, ("Pulling logs from node %u\n", options.pnn));
3429
3430         ctdb_client_set_message_handler(ctdb, log_addr.srvid, log_handler, NULL);
3431         sleep(1);
3432
3433         DEBUG(DEBUG_ERR,("Listen for response on %d\n", (int)log_addr.srvid));
3434
3435         ret = ctdb_control(ctdb, options.pnn, 0, CTDB_CONTROL_GET_LOG,
3436                            0, data, tmp_ctx, NULL, &res, NULL, &errmsg);
3437         if (ret != 0 || res != 0) {
3438                 DEBUG(DEBUG_ERR,("Failed to get logs - %s\n", errmsg));
3439                 talloc_free(tmp_ctx);
3440                 return -1;
3441         }
3442
3443
3444         tv = timeval_current();
3445         /* this loop will terminate when we have received the reply */
3446         while (timeval_elapsed(&tv) < 3.0) {
3447                 event_loop_once(ctdb->ev);
3448         }
3449
3450         DEBUG(DEBUG_INFO,("Timed out waiting for log data.\n"));
3451
3452         talloc_free(tmp_ctx);
3453         return 0;
3454 }
3455
3456 /*
3457   clear the in memory log area
3458  */
3459 static int control_clearlog(struct ctdb_context *ctdb, int argc, const char **argv)
3460 {
3461         int ret;
3462         int32_t res;
3463         char *errmsg;
3464         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
3465
3466         ret = ctdb_control(ctdb, options.pnn, 0, CTDB_CONTROL_CLEAR_LOG,
3467                            0, tdb_null, tmp_ctx, NULL, &res, NULL, &errmsg);
3468         if (ret != 0 || res != 0) {
3469                 DEBUG(DEBUG_ERR,("Failed to clear logs\n"));
3470                 talloc_free(tmp_ctx);
3471                 return -1;
3472         }
3473
3474         talloc_free(tmp_ctx);
3475         return 0;
3476 }
3477
3478
3479
3480 /*
3481   display a list of the databases on a remote ctdb
3482  */
3483 static int control_getdbmap(struct ctdb_context *ctdb, int argc, const char **argv)
3484 {
3485         int i, ret;
3486         struct ctdb_dbid_map *dbmap=NULL;
3487
3488         ret = ctdb_ctrl_getdbmap(ctdb, TIMELIMIT(), options.pnn, ctdb, &dbmap);
3489         if (ret != 0) {
3490                 DEBUG(DEBUG_ERR, ("Unable to get dbids from node %u\n", options.pnn));
3491                 return ret;
3492         }
3493
3494         if(options.machinereadable){
3495                 printf(":ID:Name:Path:Persistent:Unhealthy:\n");
3496                 for(i=0;i<dbmap->num;i++){
3497                         const char *path;
3498                         const char *name;
3499                         const char *health;
3500                         bool persistent;
3501
3502                         ctdb_ctrl_getdbpath(ctdb, TIMELIMIT(), options.pnn,
3503                                             dbmap->dbs[i].dbid, ctdb, &path);
3504                         ctdb_ctrl_getdbname(ctdb, TIMELIMIT(), options.pnn,
3505                                             dbmap->dbs[i].dbid, ctdb, &name);
3506                         ctdb_ctrl_getdbhealth(ctdb, TIMELIMIT(), options.pnn,
3507                                               dbmap->dbs[i].dbid, ctdb, &health);
3508                         persistent = dbmap->dbs[i].persistent;
3509                         printf(":0x%08X:%s:%s:%d:%d:\n",
3510                                dbmap->dbs[i].dbid, name, path,
3511                                !!(persistent), !!(health));
3512                 }
3513                 return 0;
3514         }
3515
3516         printf("Number of databases:%d\n", dbmap->num);
3517         for(i=0;i<dbmap->num;i++){
3518                 const char *path;
3519                 const char *name;
3520                 const char *health;
3521                 bool persistent;
3522
3523                 ctdb_ctrl_getdbpath(ctdb, TIMELIMIT(), options.pnn, dbmap->dbs[i].dbid, ctdb, &path);
3524                 ctdb_ctrl_getdbname(ctdb, TIMELIMIT(), options.pnn, dbmap->dbs[i].dbid, ctdb, &name);
3525                 ctdb_ctrl_getdbhealth(ctdb, TIMELIMIT(), options.pnn, dbmap->dbs[i].dbid, ctdb, &health);
3526                 persistent = dbmap->dbs[i].persistent;
3527                 printf("dbid:0x%08x name:%s path:%s%s%s\n",
3528                        dbmap->dbs[i].dbid, name, path,
3529                        persistent?" PERSISTENT":"",
3530                        health?" UNHEALTHY":"");
3531         }
3532
3533         return 0;
3534 }
3535
3536 /*
3537   display the status of a database on a remote ctdb
3538  */
3539 static int control_getdbstatus(struct ctdb_context *ctdb, int argc, const char **argv)
3540 {
3541         int i, ret;
3542         struct ctdb_dbid_map *dbmap=NULL;
3543         const char *db_name;
3544
3545         if (argc < 1) {
3546                 usage();
3547         }
3548
3549         db_name = argv[0];
3550
3551         ret = ctdb_ctrl_getdbmap(ctdb, TIMELIMIT(), options.pnn, ctdb, &dbmap);
3552         if (ret != 0) {
3553                 DEBUG(DEBUG_ERR, ("Unable to get dbids from node %u\n", options.pnn));
3554                 return ret;
3555         }
3556
3557         for(i=0;i<dbmap->num;i++){
3558                 const char *path;
3559                 const char *name;
3560                 const char *health;
3561                 bool persistent;
3562
3563                 ctdb_ctrl_getdbname(ctdb, TIMELIMIT(), options.pnn, dbmap->dbs[i].dbid, ctdb, &name);
3564                 if (strcmp(name, db_name) != 0) {
3565                         continue;
3566                 }
3567
3568                 ctdb_ctrl_getdbpath(ctdb, TIMELIMIT(), options.pnn, dbmap->dbs[i].dbid, ctdb, &path);
3569                 ctdb_ctrl_getdbhealth(ctdb, TIMELIMIT(), options.pnn, dbmap->dbs[i].dbid, ctdb, &health);
3570                 persistent = dbmap->dbs[i].persistent;
3571                 printf("dbid: 0x%08x\nname: %s\npath: %s\nPERSISTENT: %s\nHEALTH: %s\n",
3572                        dbmap->dbs[i].dbid, name, path,
3573                        persistent?"yes":"no",
3574                        health?health:"OK");
3575                 return 0;
3576         }
3577
3578         DEBUG(DEBUG_ERR, ("db %s doesn't exist on node %u\n", db_name, options.pnn));
3579         return 0;
3580 }
3581
3582 /*
3583   check if the local node is recmaster or not
3584   it will return 1 if this node is the recmaster and 0 if it is not
3585   or if the local ctdb daemon could not be contacted
3586  */
3587 static int control_isnotrecmaster(struct ctdb_context *ctdb, int argc, const char **argv)
3588 {
3589         uint32_t mypnn, recmaster;
3590
3591         mypnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), options.pnn);
3592         if (mypnn == -1) {
3593                 printf("Failed to get pnn of node\n");
3594                 return 1;
3595         }
3596
3597         if (!ctdb_getrecmaster(ctdb_connection, options.pnn, &recmaster)) {
3598                 printf("Failed to get the recmaster\n");
3599                 return 1;
3600         }
3601
3602         if (recmaster != mypnn) {
3603                 printf("this node is not the recmaster\n");
3604                 return 1;
3605         }
3606
3607         printf("this node is the recmaster\n");
3608         return 0;
3609 }
3610
3611 /*
3612   ping a node
3613  */
3614 static int control_ping(struct ctdb_context *ctdb, int argc, const char **argv)
3615 {
3616         int ret;
3617         struct timeval tv = timeval_current();
3618         ret = ctdb_ctrl_ping(ctdb, options.pnn);
3619         if (ret == -1) {
3620                 printf("Unable to get ping response from node %u\n", options.pnn);
3621                 return -1;
3622         } else {
3623                 printf("response from %u time=%.6f sec  (%d clients)\n",
3624                        options.pnn, timeval_elapsed(&tv), ret);
3625         }
3626         return 0;
3627 }
3628
3629
3630 /*
3631   get a tunable
3632  */
3633 static int control_getvar(struct ctdb_context *ctdb, int argc, const char **argv)
3634 {
3635         const char *name;
3636         uint32_t value;
3637         int ret;
3638
3639         if (argc < 1) {
3640                 usage();
3641         }
3642
3643         name = argv[0];
3644         ret = ctdb_ctrl_get_tunable(ctdb, TIMELIMIT(), options.pnn, name, &value);
3645         if (ret == -1) {
3646                 DEBUG(DEBUG_ERR, ("Unable to get tunable variable '%s'\n", name));
3647                 return -1;
3648         }
3649
3650         printf("%-19s = %u\n", name, value);
3651         return 0;
3652 }
3653
3654 /*
3655   set a tunable
3656  */
3657 static int control_setvar(struct ctdb_context *ctdb, int argc, const char **argv)
3658 {
3659         const char *name;
3660         uint32_t value;
3661         int ret;
3662
3663         if (argc < 2) {
3664                 usage();
3665         }
3666
3667         name = argv[0];
3668         value = strtoul(argv[1], NULL, 0);
3669
3670         ret = ctdb_ctrl_set_tunable(ctdb, TIMELIMIT(), options.pnn, name, value);
3671         if (ret == -1) {
3672                 DEBUG(DEBUG_ERR, ("Unable to set tunable variable '%s'\n", name));
3673                 return -1;
3674         }
3675         return 0;
3676 }
3677
3678 /*
3679   list all tunables
3680  */
3681 static int control_listvars(struct ctdb_context *ctdb, int argc, const char **argv)
3682 {
3683         uint32_t count;
3684         const char **list;
3685         int ret, i;
3686
3687         ret = ctdb_ctrl_list_tunables(ctdb, TIMELIMIT(), options.pnn, ctdb, &list, &count);
3688         if (ret == -1) {
3689                 DEBUG(DEBUG_ERR, ("Unable to list tunable variables\n"));
3690                 return -1;
3691         }
3692
3693         for (i=0;i<count;i++) {
3694                 control_getvar(ctdb, 1, &list[i]);
3695         }
3696
3697         talloc_free(list);
3698
3699         return 0;
3700 }
3701
3702 /*
3703   display debug level on a node
3704  */
3705 static int control_getdebug(struct ctdb_context *ctdb, int argc, const char **argv)
3706 {
3707         int ret;
3708         int32_t level;
3709
3710         ret = ctdb_ctrl_get_debuglevel(ctdb, options.pnn, &level);
3711         if (ret != 0) {
3712                 DEBUG(DEBUG_ERR, ("Unable to get debuglevel response from node %u\n", options.pnn));
3713                 return ret;
3714         } else {
3715                 if (options.machinereadable){
3716                         printf(":Name:Level:\n");
3717                         printf(":%s:%d:\n",get_debug_by_level(level),level);
3718                 } else {
3719                         printf("Node %u is at debug level %s (%d)\n", options.pnn, get_debug_by_level(level), level);
3720                 }
3721         }
3722         return 0;
3723 }
3724
3725 /*
3726   display reclock file of a node
3727  */
3728 static int control_getreclock(struct ctdb_context *ctdb, int argc, const char **argv)
3729 {
3730         int ret;
3731         const char *reclock;
3732
3733         ret = ctdb_ctrl_getreclock(ctdb, TIMELIMIT(), options.pnn, ctdb, &reclock);
3734         if (ret != 0) {
3735                 DEBUG(DEBUG_ERR, ("Unable to get reclock file from node %u\n", options.pnn));
3736                 return ret;
3737         } else {
3738                 if (options.machinereadable){
3739                         if (reclock != NULL) {
3740                                 printf("%s", reclock);
3741                         }
3742                 } else {
3743                         if (reclock == NULL) {
3744                                 printf("No reclock file used.\n");
3745                         } else {
3746                                 printf("Reclock file:%s\n", reclock);
3747                         }
3748                 }
3749         }
3750         return 0;
3751 }
3752
3753 /*
3754   set the reclock file of a node
3755  */
3756 static int control_setreclock(struct ctdb_context *ctdb, int argc, const char **argv)
3757 {
3758         int ret;
3759         const char *reclock;
3760
3761         if (argc == 0) {
3762                 reclock = NULL;
3763         } else if (argc == 1) {
3764                 reclock = argv[0];
3765         } else {
3766                 usage();
3767         }
3768
3769         ret = ctdb_ctrl_setreclock(ctdb, TIMELIMIT(), options.pnn, reclock);
3770         if (ret != 0) {
3771                 DEBUG(DEBUG_ERR, ("Unable to get reclock file from node %u\n", options.pnn));
3772                 return ret;
3773         }
3774         return 0;
3775 }
3776
3777 /*
3778   set the natgw state on/off
3779  */
3780 static int control_setnatgwstate(struct ctdb_context *ctdb, int argc, const char **argv)
3781 {
3782         int ret;
3783         uint32_t natgwstate;
3784
3785         if (argc == 0) {
3786                 usage();
3787         }
3788
3789         if (!strcmp(argv[0], "on")) {
3790                 natgwstate = 1;
3791         } else if (!strcmp(argv[0], "off")) {
3792                 natgwstate = 0;
3793         } else {
3794                 usage();
3795         }
3796
3797         ret = ctdb_ctrl_setnatgwstate(ctdb, TIMELIMIT(), options.pnn, natgwstate);
3798         if (ret != 0) {
3799                 DEBUG(DEBUG_ERR, ("Unable to set the natgw state for node %u\n", options.pnn));
3800                 return ret;
3801         }
3802
3803         return 0;
3804 }
3805
3806 /*
3807   set the lmaster role on/off
3808  */
3809 static int control_setlmasterrole(struct ctdb_context *ctdb, int argc, const char **argv)
3810 {
3811         int ret;
3812         uint32_t lmasterrole;
3813
3814         if (argc == 0) {
3815                 usage();
3816         }
3817
3818         if (!strcmp(argv[0], "on")) {
3819                 lmasterrole = 1;
3820         } else if (!strcmp(argv[0], "off")) {
3821                 lmasterrole = 0;
3822         } else {
3823                 usage();
3824         }
3825
3826         ret = ctdb_ctrl_setlmasterrole(ctdb, TIMELIMIT(), options.pnn, lmasterrole);
3827         if (ret != 0) {
3828                 DEBUG(DEBUG_ERR, ("Unable to set the lmaster role for node %u\n", options.pnn));
3829                 return ret;
3830         }
3831
3832         return 0;
3833 }
3834
3835 /*
3836   set the recmaster role on/off
3837  */
3838 static int control_setrecmasterrole(struct ctdb_context *ctdb, int argc, const char **argv)
3839 {
3840         int ret;
3841         uint32_t recmasterrole;
3842
3843         if (argc == 0) {
3844                 usage();
3845         }
3846
3847         if (!strcmp(argv[0], "on")) {
3848                 recmasterrole = 1;
3849         } else if (!strcmp(argv[0], "off")) {
3850                 recmasterrole = 0;
3851         } else {
3852                 usage();
3853         }
3854
3855         ret = ctdb_ctrl_setrecmasterrole(ctdb, TIMELIMIT(), options.pnn, recmasterrole);
3856         if (ret != 0) {
3857                 DEBUG(DEBUG_ERR, ("Unable to set the recmaster role for node %u\n", options.pnn));
3858                 return ret;
3859         }
3860
3861         return 0;
3862 }
3863
3864 /*
3865   set debug level on a node or all nodes
3866  */
3867 static int control_setdebug(struct ctdb_context *ctdb, int argc, const char **argv)
3868 {
3869         int i, ret;
3870         int32_t level;
3871
3872         if (argc == 0) {
3873                 printf("You must specify the debug level. Valid levels are:\n");
3874                 for (i=0; debug_levels[i].description != NULL; i++) {
3875                         printf("%s (%d)\n", debug_levels[i].description, debug_levels[i].level);
3876                 }
3877
3878                 return 0;
3879         }
3880
3881         if (isalpha(argv[0][0]) || argv[0][0] == '-') {
3882                 level = get_debug_by_desc(argv[0]);
3883         } else {
3884                 level = strtol(argv[0], NULL, 0);
3885         }
3886
3887         for (i=0; debug_levels[i].description != NULL; i++) {
3888                 if (level == debug_levels[i].level) {
3889                         break;
3890                 }
3891         }
3892         if (debug_levels[i].description == NULL) {
3893                 printf("Invalid debug level, must be one of\n");
3894                 for (i=0; debug_levels[i].description != NULL; i++) {
3895                         printf("%s (%d)\n", debug_levels[i].description, debug_levels[i].level);
3896                 }
3897                 return -1;
3898         }
3899
3900         ret = ctdb_ctrl_set_debuglevel(ctdb, options.pnn, level);
3901         if (ret != 0) {
3902                 DEBUG(DEBUG_ERR, ("Unable to set debug level on node %u\n", options.pnn));
3903         }
3904         return 0;
3905 }
3906
3907
3908 /*
3909   thaw a node
3910  */
3911 static int control_thaw(struct ctdb_context *ctdb, int argc, const char **argv)
3912 {
3913         int ret;
3914         uint32_t priority;
3915
3916         if (argc == 1) {
3917                 priority = strtol(argv[0], NULL, 0);
3918         } else {
3919                 priority = 0;
3920         }
3921         DEBUG(DEBUG_ERR,("Thaw by priority %u\n", priority));
3922
3923         ret = ctdb_ctrl_thaw_priority(ctdb, TIMELIMIT(), options.pnn, priority);
3924         if (ret != 0) {
3925                 DEBUG(DEBUG_ERR, ("Unable to thaw node %u\n", options.pnn));
3926         }
3927         return 0;
3928 }
3929
3930
3931 /*
3932   attach to a database
3933  */
3934 static int control_attach(struct ctdb_context *ctdb, int argc, const char **argv)
3935 {
3936         const char *db_name;
3937         struct ctdb_db_context *ctdb_db;
3938         bool persistent = false;
3939
3940         if (argc < 1) {
3941                 usage();
3942         }
3943         db_name = argv[0];
3944         if (argc > 2) {
3945                 usage();
3946         }
3947         if (argc == 2) {
3948                 if (strcmp(argv[1], "persistent") != 0) {
3949                         usage();
3950                 }
3951                 persistent = true;
3952         }
3953
3954         ctdb_db = ctdb_attach(ctdb, TIMELIMIT(), db_name, persistent, 0);
3955         if (ctdb_db == NULL) {
3956                 DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", db_name));
3957                 return -1;
3958         }
3959
3960         return 0;
3961 }
3962
3963 /*
3964   set db priority
3965  */
3966 static int control_setdbprio(struct ctdb_context *ctdb, int argc, const char **argv)
3967 {
3968         struct ctdb_db_priority db_prio;
3969         int ret;
3970
3971         if (argc < 2) {
3972                 usage();
3973         }
3974
3975         db_prio.db_id    = strtoul(argv[0], NULL, 0);
3976         db_prio.priority = strtoul(argv[1], NULL, 0);
3977
3978         ret = ctdb_ctrl_set_db_priority(ctdb, TIMELIMIT(), options.pnn, &db_prio);
3979         if (ret != 0) {
3980                 DEBUG(DEBUG_ERR,("Unable to set db prio\n"));
3981                 return -1;
3982         }
3983
3984         return 0;
3985 }
3986
3987 /*
3988   get db priority
3989  */
3990 static int control_getdbprio(struct ctdb_context *ctdb, int argc, const char **argv)
3991 {
3992         uint32_t db_id, priority;
3993         int ret;
3994
3995         if (argc < 1) {
3996                 usage();
3997         }
3998
3999         db_id = strtoul(argv[0], NULL, 0);
4000
4001         ret = ctdb_ctrl_get_db_priority(ctdb, TIMELIMIT(), options.pnn, db_id, &priority);
4002         if (ret != 0) {
4003                 DEBUG(DEBUG_ERR,("Unable to get db prio\n"));
4004                 return -1;
4005         }
4006
4007         DEBUG(DEBUG_ERR,("Priority:%u\n", priority));
4008
4009         return 0;
4010 }
4011
4012 /*
4013   run an eventscript on a node
4014  */
4015 static int control_eventscript(struct ctdb_context *ctdb, int argc, const char **argv)
4016 {
4017         TDB_DATA data;
4018         int ret;
4019         int32_t res;
4020         char *errmsg;
4021         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
4022
4023         if (argc != 1) {
4024                 DEBUG(DEBUG_ERR,("Invalid arguments\n"));
4025                 return -1;
4026         }
4027
4028         data.dptr = (unsigned char *)discard_const(argv[0]);
4029         data.dsize = strlen((char *)data.dptr) + 1;
4030
4031         DEBUG(DEBUG_ERR, ("Running eventscripts with arguments \"%s\" on node %u\n", data.dptr, options.pnn));
4032
4033         ret = ctdb_control(ctdb, options.pnn, 0, CTDB_CONTROL_RUN_EVENTSCRIPTS,
4034                            0, data, tmp_ctx, NULL, &res, NULL, &errmsg);
4035         if (ret != 0 || res != 0) {
4036                 DEBUG(DEBUG_ERR,("Failed to run eventscripts - %s\n", errmsg));
4037                 talloc_free(tmp_ctx);
4038                 return -1;
4039         }
4040         talloc_free(tmp_ctx);
4041         return 0;
4042 }
4043
4044 #define DB_VERSION 1
4045 #define MAX_DB_NAME 64
4046 struct db_file_header {
4047         unsigned long version;
4048         time_t timestamp;
4049         unsigned long persistent;
4050         unsigned long size;
4051         const char name[MAX_DB_NAME];
4052 };
4053
4054 struct backup_data {
4055         struct ctdb_marshall_buffer *records;
4056         uint32_t len;
4057         uint32_t total;
4058         bool traverse_error;
4059 };
4060
4061 static int backup_traverse(struct tdb_context *tdb, TDB_DATA key, TDB_DATA data, void *private)
4062 {
4063         struct backup_data *bd = talloc_get_type(private, struct backup_data);
4064         struct ctdb_rec_data *rec;
4065
4066         /* add the record */
4067         rec = ctdb_marshall_record(bd->records, 0, key, NULL, data);
4068         if (rec == NULL) {
4069                 bd->traverse_error = true;
4070                 DEBUG(DEBUG_ERR,("Failed to marshall record\n"));
4071                 return -1;
4072         }
4073         bd->records = talloc_realloc_size(NULL, bd->records, rec->length + bd->len);
4074         if (bd->records == NULL) {
4075                 DEBUG(DEBUG_ERR,("Failed to expand marshalling buffer\n"));
4076                 bd->traverse_error = true;
4077                 return -1;
4078         }
4079         bd->records->count++;
4080         memcpy(bd->len+(uint8_t *)bd->records, rec, rec->length);
4081         bd->len += rec->length;
4082         talloc_free(rec);
4083
4084         bd->total++;
4085         return 0;
4086 }
4087
4088 /*
4089  * backup a database to a file
4090  */
4091 static int control_backupdb(struct ctdb_context *ctdb, int argc, const char **argv)
4092 {
4093         int i, ret;
4094         struct ctdb_dbid_map *dbmap=NULL;
4095         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
4096         struct db_file_header dbhdr;
4097         struct ctdb_db_context *ctdb_db;
4098         struct backup_data *bd;
4099         int fh = -1;
4100         int status = -1;
4101         const char *reason = NULL;
4102
4103         if (argc != 2) {
4104                 DEBUG(DEBUG_ERR,("Invalid arguments\n"));
4105                 return -1;
4106         }
4107
4108         ret = ctdb_ctrl_getdbmap(ctdb, TIMELIMIT(), options.pnn, tmp_ctx, &dbmap);
4109         if (ret != 0) {
4110                 DEBUG(DEBUG_ERR, ("Unable to get dbids from node %u\n", options.pnn));
4111                 return ret;
4112         }
4113
4114         for(i=0;i<dbmap->num;i++){
4115                 const char *name;
4116
4117                 ctdb_ctrl_getdbname(ctdb, TIMELIMIT(), options.pnn, dbmap->dbs[i].dbid, tmp_ctx, &name);
4118                 if(!strcmp(argv[0], name)){
4119                         talloc_free(discard_const(name));
4120                         break;
4121                 }
4122                 talloc_free(discard_const(name));
4123         }
4124         if (i == dbmap->num) {
4125                 DEBUG(DEBUG_ERR,("No database with name '%s' found\n", argv[0]));
4126                 talloc_free(tmp_ctx);
4127                 return -1;
4128         }
4129
4130         ret = ctdb_ctrl_getdbhealth(ctdb, TIMELIMIT(), options.pnn,
4131                                     dbmap->dbs[i].dbid, tmp_ctx, &reason);
4132         if (ret != 0) {
4133                 DEBUG(DEBUG_ERR,("Unable to get dbhealth for database '%s'\n",
4134                                  argv[0]));
4135                 talloc_free(tmp_ctx);
4136                 return -1;
4137         }
4138         if (reason) {
4139                 uint32_t allow_unhealthy = 0;
4140
4141                 ctdb_ctrl_get_tunable(ctdb, TIMELIMIT(), options.pnn,
4142                                       "AllowUnhealthyDBRead",
4143                                       &allow_unhealthy);
4144
4145                 if (allow_unhealthy != 1) {
4146                         DEBUG(DEBUG_ERR,("database '%s' is unhealthy: %s\n",
4147                                          argv[0], reason));
4148
4149                         DEBUG(DEBUG_ERR,("disallow backup : tunable AllowUnhealthyDBRead = %u\n",
4150                                          allow_unhealthy));
4151                         talloc_free(tmp_ctx);
4152                         return -1;
4153                 }
4154
4155                 DEBUG(DEBUG_WARNING,("WARNING database '%s' is unhealthy - see 'ctdb getdbstatus %s'\n",
4156                                      argv[0], argv[0]));
4157                 DEBUG(DEBUG_WARNING,("WARNING! allow backup of unhealthy database: "
4158                                      "tunnable AllowUnhealthyDBRead = %u\n",
4159                                      allow_unhealthy));
4160         }
4161
4162         ctdb_db = ctdb_attach(ctdb, TIMELIMIT(), argv[0], dbmap->dbs[i].persistent, 0);
4163         if (ctdb_db == NULL) {
4164                 DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", argv[0]));
4165                 talloc_free(tmp_ctx);
4166                 return -1;
4167         }
4168
4169
4170         ret = tdb_transaction_start(ctdb_db->ltdb->tdb);
4171         if (ret == -1) {
4172                 DEBUG(DEBUG_ERR,("Failed to start transaction\n"));
4173                 talloc_free(tmp_ctx);
4174                 return -1;
4175         }
4176
4177
4178         bd = talloc_zero(tmp_ctx, struct backup_data);
4179         if (bd == NULL) {
4180                 DEBUG(DEBUG_ERR,("Failed to allocate backup_data\n"));
4181                 talloc_free(tmp_ctx);
4182                 return -1;
4183         }
4184
4185         bd->records = talloc_zero(bd, struct ctdb_marshall_buffer);
4186         if (bd->records == NULL) {
4187                 DEBUG(DEBUG_ERR,("Failed to allocate ctdb_marshall_buffer\n"));
4188                 talloc_free(tmp_ctx);
4189                 return -1;
4190         }
4191
4192         bd->len = offsetof(struct ctdb_marshall_buffer, data);
4193         bd->records->db_id = ctdb_db->db_id;
4194         /* traverse the database collecting all records */
4195         if (tdb_traverse_read(ctdb_db->ltdb->tdb, backup_traverse, bd) == -1 ||
4196             bd->traverse_error) {
4197                 DEBUG(DEBUG_ERR,("Traverse error\n"));
4198                 talloc_free(tmp_ctx);
4199                 return -1;
4200         }
4201
4202         tdb_transaction_cancel(ctdb_db->ltdb->tdb);
4203
4204
4205         fh = open(argv[1], O_RDWR|O_CREAT, 0600);
4206         if (fh == -1) {
4207                 DEBUG(DEBUG_ERR,("Failed to open file '%s'\n", argv[1]));
4208                 talloc_free(tmp_ctx);
4209                 return -1;
4210         }
4211
4212         dbhdr.version = DB_VERSION;
4213         dbhdr.timestamp = time(NULL);
4214         dbhdr.persistent = dbmap->dbs[i].persistent;
4215         dbhdr.size = bd->len;
4216         if (strlen(argv[0]) >= MAX_DB_NAME) {
4217                 DEBUG(DEBUG_ERR,("Too long dbname\n"));
4218                 goto done;
4219         }
4220         strncpy(discard_const(dbhdr.name), argv[0], MAX_DB_NAME);
4221         ret = write(fh, &dbhdr, sizeof(dbhdr));
4222         if (ret == -1) {
4223                 DEBUG(DEBUG_ERR,("write failed: %s\n", strerror(errno)));
4224                 goto done;
4225         }
4226         ret = write(fh, bd->records, bd->len);
4227         if (ret == -1) {
4228                 DEBUG(DEBUG_ERR,("write failed: %s\n", strerror(errno)));
4229                 goto done;
4230         }
4231
4232         status = 0;
4233 done:
4234         if (fh != -1) {
4235                 ret = close(fh);
4236                 if (ret == -1) {
4237                         DEBUG(DEBUG_ERR,("close failed: %s\n", strerror(errno)));
4238                 }
4239         }
4240
4241         DEBUG(DEBUG_ERR,("Database acked up to %s\n", argv[1]));
4242
4243         talloc_free(tmp_ctx);
4244         return status;
4245 }
4246
4247 /*
4248  * restore a database from a file
4249  */
4250 static int control_restoredb(struct ctdb_context *ctdb, int argc, const char **argv)
4251 {
4252         int ret;
4253         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
4254         TDB_DATA outdata;
4255         TDB_DATA data;
4256         struct db_file_header dbhdr;
4257         struct ctdb_db_context *ctdb_db;
4258         struct ctdb_node_map *nodemap=NULL;
4259         struct ctdb_vnn_map *vnnmap=NULL;
4260         int i, fh;
4261         struct ctdb_control_wipe_database w;
4262         uint32_t *nodes;
4263         uint32_t generation;
4264         struct tm *tm;
4265         char tbuf[100];
4266         char *dbname;
4267
4268         if (argc < 1 || argc > 2) {
4269                 DEBUG(DEBUG_ERR,("Invalid arguments\n"));
4270                 return -1;
4271         }
4272
4273         fh = open(argv[0], O_RDONLY);
4274         if (fh == -1) {
4275                 DEBUG(DEBUG_ERR,("Failed to open file '%s'\n", argv[0]));
4276                 talloc_free(tmp_ctx);
4277                 return -1;
4278         }
4279
4280         read(fh, &dbhdr, sizeof(dbhdr));
4281         if (dbhdr.version != DB_VERSION) {
4282                 DEBUG(DEBUG_ERR,("Invalid version of database dump. File is version %lu but expected version was %u\n", dbhdr.version, DB_VERSION));
4283                 talloc_free(tmp_ctx);
4284                 return -1;
4285         }
4286
4287         dbname = discard_const(dbhdr.name);
4288         if (argc == 2) {
4289                 dbname = discard_const(argv[1]);
4290         }
4291
4292         outdata.dsize = dbhdr.size;
4293         outdata.dptr = talloc_size(tmp_ctx, outdata.dsize);
4294         if (outdata.dptr == NULL) {
4295                 DEBUG(DEBUG_ERR,("Failed to allocate data of size '%lu'\n", dbhdr.size));
4296                 close(fh);
4297                 talloc_free(tmp_ctx);
4298                 return -1;
4299         }
4300         read(fh, outdata.dptr, outdata.dsize);
4301         close(fh);
4302
4303         tm = localtime(&dbhdr.timestamp);
4304         strftime(tbuf,sizeof(tbuf)-1,"%Y/%m/%d %H:%M:%S", tm);
4305         printf("Restoring database '%s' from backup @ %s\n",
4306                 dbname, tbuf);
4307
4308
4309         ctdb_db = ctdb_attach(ctdb, TIMELIMIT(), dbname, dbhdr.persistent, 0);
4310         if (ctdb_db == NULL) {
4311                 DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", dbname));
4312                 talloc_free(tmp_ctx);
4313                 return -1;
4314         }
4315
4316         ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), options.pnn, ctdb, &nodemap);
4317         if (ret != 0) {
4318                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
4319                 talloc_free(tmp_ctx);
4320                 return ret;
4321         }
4322
4323
4324         ret = ctdb_ctrl_getvnnmap(ctdb, TIMELIMIT(), options.pnn, tmp_ctx, &vnnmap);
4325         if (ret != 0) {
4326                 DEBUG(DEBUG_ERR, ("Unable to get vnnmap from node %u\n", options.pnn));
4327                 talloc_free(tmp_ctx);
4328                 return ret;
4329         }
4330
4331         /* freeze all nodes */
4332         nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
4333         for (i=1; i<=NUM_DB_PRIORITIES; i++) {
4334                 if (ctdb_client_async_control(ctdb, CTDB_CONTROL_FREEZE,
4335                                         nodes, i,
4336                                         TIMELIMIT(),
4337                                         false, tdb_null,
4338                                         NULL, NULL,
4339                                         NULL) != 0) {
4340                         DEBUG(DEBUG_ERR, ("Unable to freeze nodes.\n"));
4341                         ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
4342                         talloc_free(tmp_ctx);
4343                         return -1;
4344                 }
4345         }
4346
4347         generation = vnnmap->generation;
4348         data.dptr = (void *)&generation;
4349         data.dsize = sizeof(generation);
4350
4351         /* start a cluster wide transaction */
4352         nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
4353         if (ctdb_client_async_control(ctdb, CTDB_CONTROL_TRANSACTION_START,
4354                                         nodes, 0,
4355                                         TIMELIMIT(), false, data,
4356                                         NULL, NULL,
4357                                         NULL) != 0) {
4358                 DEBUG(DEBUG_ERR, ("Unable to start cluster wide transactions.\n"));
4359                 return -1;
4360         }
4361
4362
4363         w.db_id = ctdb_db->db_id;
4364         w.transaction_id = generation;
4365
4366         data.dptr = (void *)&w;
4367         data.dsize = sizeof(w);
4368
4369         /* wipe all the remote databases. */
4370         nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
4371         if (ctdb_client_async_control(ctdb, CTDB_CONTROL_WIPE_DATABASE,
4372                                         nodes, 0,
4373                                         TIMELIMIT(), false, data,
4374                                         NULL, NULL,
4375                                         NULL) != 0) {
4376                 DEBUG(DEBUG_ERR, ("Unable to wipe database.\n"));
4377                 ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
4378                 talloc_free(tmp_ctx);
4379                 return -1;
4380         }
4381
4382         /* push the database */
4383         nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
4384         if (ctdb_client_async_control(ctdb, CTDB_CONTROL_PUSH_DB,
4385                                         nodes, 0,
4386                                         TIMELIMIT(), false, outdata,
4387                                         NULL, NULL,
4388                                         NULL) != 0) {
4389                 DEBUG(DEBUG_ERR, ("Failed to push database.\n"));
4390                 ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
4391                 talloc_free(tmp_ctx);
4392                 return -1;
4393         }
4394
4395         data.dptr = (void *)&ctdb_db->db_id;
4396         data.dsize = sizeof(ctdb_db->db_id);
4397
4398         /* mark the database as healthy */
4399         nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
4400         if (ctdb_client_async_control(ctdb, CTDB_CONTROL_DB_SET_HEALTHY,
4401                                         nodes, 0,
4402                                         TIMELIMIT(), false, data,
4403                                         NULL, NULL,
4404                                         NULL) != 0) {
4405                 DEBUG(DEBUG_ERR, ("Failed to mark database as healthy.\n"));
4406                 ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
4407                 talloc_free(tmp_ctx);
4408                 return -1;
4409         }
4410
4411         data.dptr = (void *)&generation;
4412         data.dsize = sizeof(generation);
4413
4414         /* commit all the changes */
4415         if (ctdb_client_async_control(ctdb, CTDB_CONTROL_TRANSACTION_COMMIT,
4416                                         nodes, 0,
4417                                         TIMELIMIT(), false, data,
4418                                         NULL, NULL,
4419                                         NULL) != 0) {
4420                 DEBUG(DEBUG_ERR, ("Unable to commit databases.\n"));
4421                 ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
4422                 talloc_free(tmp_ctx);
4423                 return -1;
4424         }
4425
4426
4427         /* thaw all nodes */
4428         nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
4429         if (ctdb_client_async_control(ctdb, CTDB_CONTROL_THAW,
4430                                         nodes, 0,
4431                                         TIMELIMIT(),
4432                                         false, tdb_null,
4433                                         NULL, NULL,
4434                                         NULL) != 0) {
4435                 DEBUG(DEBUG_ERR, ("Unable to thaw nodes.\n"));
4436                 ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
4437                 talloc_free(tmp_ctx);
4438                 return -1;
4439         }
4440
4441
4442         talloc_free(tmp_ctx);
4443         return 0;
4444 }
4445
4446 /*
4447  * dump a database backup from a file
4448  */
4449 static int control_dumpdbbackup(struct ctdb_context *ctdb, int argc, const char **argv)
4450 {
4451         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
4452         TDB_DATA outdata;
4453         struct db_file_header dbhdr;
4454         int i, fh;
4455         struct tm *tm;
4456         char tbuf[100];
4457         struct ctdb_rec_data *rec = NULL;
4458         struct ctdb_marshall_buffer *m;
4459
4460         if (argc != 1) {
4461                 DEBUG(DEBUG_ERR,("Invalid arguments\n"));
4462                 return -1;
4463         }
4464
4465         fh = open(argv[0], O_RDONLY);
4466         if (fh == -1) {
4467                 DEBUG(DEBUG_ERR,("Failed to open file '%s'\n", argv[0]));
4468                 talloc_free(tmp_ctx);
4469                 return -1;
4470         }
4471
4472         read(fh, &dbhdr, sizeof(dbhdr));
4473         if (dbhdr.version != DB_VERSION) {
4474                 DEBUG(DEBUG_ERR,("Invalid version of database dump. File is version %lu but expected version was %u\n", dbhdr.version, DB_VERSION));
4475                 talloc_free(tmp_ctx);
4476                 return -1;
4477         }
4478
4479         outdata.dsize = dbhdr.size;
4480         outdata.dptr = talloc_size(tmp_ctx, outdata.dsize);
4481         if (outdata.dptr == NULL) {
4482                 DEBUG(DEBUG_ERR,("Failed to allocate data of size '%lu'\n", dbhdr.size));
4483                 close(fh);
4484                 talloc_free(tmp_ctx);
4485                 return -1;
4486         }
4487         read(fh, outdata.dptr, outdata.dsize);
4488         close(fh);
4489         m = (struct ctdb_marshall_buffer *)outdata.dptr;
4490
4491         tm = localtime(&dbhdr.timestamp);
4492         strftime(tbuf,sizeof(tbuf)-1,"%Y/%m/%d %H:%M:%S", tm);
4493         printf("Backup of database name:'%s' dbid:0x%x08x from @ %s\n",
4494                 dbhdr.name, m->db_id, tbuf);
4495
4496         for (i=0; i < m->count; i++) {
4497                 uint32_t reqid = 0;
4498                 TDB_DATA key, data;
4499
4500                 /* we do not want the header splitted, so we pass NULL*/
4501                 rec = ctdb_marshall_loop_next(m, rec, &reqid,
4502                                               NULL, &key, &data);
4503
4504                 ctdb_dumpdb_record(ctdb, key, data, stdout);
4505         }
4506
4507         printf("Dumped %d records\n", i);
4508         talloc_free(tmp_ctx);
4509         return 0;
4510 }
4511
4512 /*
4513  * wipe a database from a file
4514  */
4515 static int control_wipedb(struct ctdb_context *ctdb, int argc,
4516                           const char **argv)
4517 {
4518         int ret;
4519         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
4520         TDB_DATA data;
4521         struct ctdb_db_context *ctdb_db;
4522         struct ctdb_node_map *nodemap = NULL;
4523         struct ctdb_vnn_map *vnnmap = NULL;
4524         int i;
4525         struct ctdb_control_wipe_database w;
4526         uint32_t *nodes;
4527         uint32_t generation;
4528         struct ctdb_dbid_map *dbmap = NULL;
4529
4530         if (argc != 1) {
4531                 DEBUG(DEBUG_ERR,("Invalid arguments\n"));
4532                 return -1;
4533         }
4534
4535         ret = ctdb_ctrl_getdbmap(ctdb, TIMELIMIT(), options.pnn, tmp_ctx,
4536                                  &dbmap);
4537         if (ret != 0) {
4538                 DEBUG(DEBUG_ERR, ("Unable to get dbids from node %u\n",
4539                                   options.pnn));
4540                 return ret;
4541         }
4542
4543         for(i=0;i<dbmap->num;i++){
4544                 const char *name;
4545
4546                 ctdb_ctrl_getdbname(ctdb, TIMELIMIT(), options.pnn,
4547                                     dbmap->dbs[i].dbid, tmp_ctx, &name);
4548                 if(!strcmp(argv[0], name)){
4549                         talloc_free(discard_const(name));
4550                         break;
4551                 }
4552                 talloc_free(discard_const(name));
4553         }
4554         if (i == dbmap->num) {
4555                 DEBUG(DEBUG_ERR, ("No database with name '%s' found\n",
4556                                   argv[0]));
4557                 talloc_free(tmp_ctx);
4558                 return -1;
4559         }
4560
4561         ctdb_db = ctdb_attach(ctdb, TIMELIMIT(), argv[0], dbmap->dbs[i].persistent, 0);
4562         if (ctdb_db == NULL) {
4563                 DEBUG(DEBUG_ERR, ("Unable to attach to database '%s'\n",
4564                                   argv[0]));
4565                 talloc_free(tmp_ctx);
4566                 return -1;
4567         }
4568
4569         ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), options.pnn, ctdb,
4570                                    &nodemap);
4571         if (ret != 0) {
4572                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n",
4573                                   options.pnn));
4574                 talloc_free(tmp_ctx);
4575                 return ret;
4576         }
4577
4578         ret = ctdb_ctrl_getvnnmap(ctdb, TIMELIMIT(), options.pnn, tmp_ctx,
4579                                   &vnnmap);
4580         if (ret != 0) {
4581                 DEBUG(DEBUG_ERR, ("Unable to get vnnmap from node %u\n",
4582                                   options.pnn));
4583                 talloc_free(tmp_ctx);
4584                 return ret;
4585         }
4586
4587         /* freeze all nodes */
4588         nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
4589         for (i=1; i<=NUM_DB_PRIORITIES; i++) {
4590                 ret = ctdb_client_async_control(ctdb, CTDB_CONTROL_FREEZE,
4591                                                 nodes, i,
4592                                                 TIMELIMIT(),
4593                                                 false, tdb_null,
4594                                                 NULL, NULL,
4595                                                 NULL);
4596                 if (ret != 0) {
4597                         DEBUG(DEBUG_ERR, ("Unable to freeze nodes.\n"));
4598                         ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn,
4599                                              CTDB_RECOVERY_ACTIVE);
4600                         talloc_free(tmp_ctx);
4601                         return -1;
4602                 }
4603         }
4604
4605         generation = vnnmap->generation;
4606         data.dptr = (void *)&generation;
4607         data.dsize = sizeof(generation);
4608
4609         /* start a cluster wide transaction */
4610         nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
4611         ret = ctdb_client_async_control(ctdb, CTDB_CONTROL_TRANSACTION_START,
4612                                         nodes, 0,
4613                                         TIMELIMIT(), false, data,
4614                                         NULL, NULL,
4615                                         NULL);
4616         if (ret!= 0) {
4617                 DEBUG(DEBUG_ERR, ("Unable to start cluster wide "
4618                                   "transactions.\n"));
4619                 return -1;
4620         }
4621
4622         w.db_id = ctdb_db->db_id;
4623         w.transaction_id = generation;
4624
4625         data.dptr = (void *)&w;
4626         data.dsize = sizeof(w);
4627
4628         /* wipe all the remote databases. */
4629         nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
4630         if (ctdb_client_async_control(ctdb, CTDB_CONTROL_WIPE_DATABASE,
4631                                         nodes, 0,
4632                                         TIMELIMIT(), false, data,
4633                                         NULL, NULL,
4634                                         NULL) != 0) {
4635                 DEBUG(DEBUG_ERR, ("Unable to wipe database.\n"));
4636                 ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
4637                 talloc_free(tmp_ctx);
4638                 return -1;
4639         }
4640
4641         data.dptr = (void *)&ctdb_db->db_id;
4642         data.dsize = sizeof(ctdb_db->db_id);
4643
4644         /* mark the database as healthy */
4645         nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
4646         if (ctdb_client_async_control(ctdb, CTDB_CONTROL_DB_SET_HEALTHY,
4647                                         nodes, 0,
4648                                         TIMELIMIT(), false, data,
4649                                         NULL, NULL,
4650                                         NULL) != 0) {
4651                 DEBUG(DEBUG_ERR, ("Failed to mark database as healthy.\n"));
4652                 ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
4653                 talloc_free(tmp_ctx);
4654                 return -1;
4655         }
4656
4657         data.dptr = (void *)&generation;
4658         data.dsize = sizeof(generation);
4659
4660         /* commit all the changes */
4661         if (ctdb_client_async_control(ctdb, CTDB_CONTROL_TRANSACTION_COMMIT,
4662                                         nodes, 0,
4663                                         TIMELIMIT(), false, data,
4664                                         NULL, NULL,
4665                                         NULL) != 0) {
4666                 DEBUG(DEBUG_ERR, ("Unable to commit databases.\n"));
4667                 ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
4668                 talloc_free(tmp_ctx);
4669                 return -1;
4670         }
4671
4672         /* thaw all nodes */
4673         nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
4674         if (ctdb_client_async_control(ctdb, CTDB_CONTROL_THAW,
4675                                         nodes, 0,
4676                                         TIMELIMIT(),
4677                                         false, tdb_null,
4678                                         NULL, NULL,
4679                                         NULL) != 0) {
4680                 DEBUG(DEBUG_ERR, ("Unable to thaw nodes.\n"));
4681                 ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
4682                 talloc_free(tmp_ctx);
4683                 return -1;
4684         }
4685
4686         DEBUG(DEBUG_ERR, ("Database wiped.\n"));
4687
4688         talloc_free(tmp_ctx);
4689         return 0;
4690 }
4691
4692 /*
4693   dump memory usage
4694  */
4695 static int control_dumpmemory(struct ctdb_context *ctdb, int argc, const char **argv)
4696 {
4697         TDB_DATA data;
4698         int ret;
4699         int32_t res;
4700         char *errmsg;
4701         TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
4702         ret = ctdb_control(ctdb, options.pnn, 0, CTDB_CONTROL_DUMP_MEMORY,
4703                            0, tdb_null, tmp_ctx, &data, &res, NULL, &errmsg);
4704         if (ret != 0 || res != 0) {
4705                 DEBUG(DEBUG_ERR,("Failed to dump memory - %s\n", errmsg));
4706                 talloc_free(tmp_ctx);
4707                 return -1;
4708         }
4709         write(1, data.dptr, data.dsize);
4710         talloc_free(tmp_ctx);
4711         return 0;
4712 }
4713
4714 /*
4715   handler for memory dumps
4716 */
4717 static void mem_dump_handler(struct ctdb_context *ctdb, uint64_t srvid,
4718                              TDB_DATA data, void *private_data)
4719 {
4720         write(1, data.dptr, data.dsize);
4721         exit(0);
4722 }
4723
4724 /*
4725   dump memory usage on the recovery daemon
4726  */
4727 static int control_rddumpmemory(struct ctdb_context *ctdb, int argc, const char **argv)
4728 {
4729         int ret;
4730         TDB_DATA data;
4731         struct rd_memdump_reply rd;
4732
4733         rd.pnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE);
4734         if (rd.pnn == -1) {
4735                 DEBUG(DEBUG_ERR, ("Failed to get pnn of local node\n"));
4736                 return -1;
4737         }
4738         rd.srvid = getpid();
4739
4740         /* register a message port for receiveing the reply so that we
4741            can receive the reply
4742         */
4743         ctdb_client_set_message_handler(ctdb, rd.srvid, mem_dump_handler, NULL);
4744
4745
4746         data.dptr = (uint8_t *)&rd;
4747         data.dsize = sizeof(rd);
4748
4749         ret = ctdb_client_send_message(ctdb, options.pnn, CTDB_SRVID_MEM_DUMP, data);
4750         if (ret != 0) {
4751                 DEBUG(DEBUG_ERR,("Failed to send memdump request message to %u\n", options.pnn));
4752                 return -1;
4753         }
4754
4755         /* this loop will terminate when we have received the reply */
4756         while (1) {
4757                 event_loop_once(ctdb->ev);
4758         }
4759
4760         return 0;
4761 }
4762
4763 /*
4764   send a message to a srvid
4765  */
4766 static int control_msgsend(struct ctdb_context *ctdb, int argc, const char **argv)
4767 {
4768         unsigned long srvid;
4769         int ret;
4770         TDB_DATA data;
4771
4772         if (argc < 2) {
4773                 usage();
4774         }
4775
4776         srvid      = strtoul(argv[0], NULL, 0);
4777
4778         data.dptr = (uint8_t *)discard_const(argv[1]);
4779         data.dsize= strlen(argv[1]);
4780
4781         ret = ctdb_client_send_message(ctdb, CTDB_BROADCAST_CONNECTED, srvid, data);
4782         if (ret != 0) {
4783                 DEBUG(DEBUG_ERR,("Failed to send memdump request message to %u\n", options.pnn));
4784                 return -1;
4785         }
4786
4787         return 0;
4788 }
4789
4790 /*
4791   handler for msglisten
4792 */
4793 static void msglisten_handler(struct ctdb_context *ctdb, uint64_t srvid,
4794                              TDB_DATA data, void *private_data)
4795 {
4796         int i;
4797
4798         printf("Message received: ");
4799         for (i=0;i<data.dsize;i++) {
4800                 printf("%c", data.dptr[i]);
4801         }
4802         printf("\n");
4803 }
4804
4805 /*
4806   listen for messages on a messageport
4807  */
4808 static int control_msglisten(struct ctdb_context *ctdb, int argc, const char **argv)
4809 {
4810         uint64_t srvid;
4811
4812         srvid = getpid();
4813
4814         /* register a message port and listen for messages
4815         */
4816         ctdb_client_set_message_handler(ctdb, srvid, msglisten_handler, NULL);
4817         printf("Listening for messages on srvid:%d\n", (int)srvid);
4818
4819         while (1) {
4820                 event_loop_once(ctdb->ev);
4821         }
4822
4823         return 0;
4824 }
4825
4826 /*
4827   list all nodes in the cluster
4828   we parse the nodes file directly
4829  */
4830 static int control_listnodes(struct ctdb_context *ctdb, int argc, const char **argv)
4831 {
4832         TALLOC_CTX *mem_ctx = talloc_new(NULL);
4833         struct pnn_node *pnn_nodes;
4834         struct pnn_node *pnn_node;
4835
4836         pnn_nodes = read_nodes_file(mem_ctx);
4837         if (pnn_nodes == NULL) {
4838                 DEBUG(DEBUG_ERR,("Failed to read nodes file\n"));
4839                 talloc_free(mem_ctx);
4840                 return -1;
4841         }
4842
4843         for(pnn_node=pnn_nodes;pnn_node;pnn_node=pnn_node->next) {
4844                 ctdb_sock_addr addr;
4845                 if (parse_ip(pnn_node->addr, NULL, 63999, &addr) == 0) {
4846                         DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s' in nodes file\n", pnn_node->addr));
4847                         talloc_free(mem_ctx);
4848                         return -1;
4849                 }
4850                 if (options.machinereadable){
4851                         printf(":%d:%s:\n", pnn_node->pnn, pnn_node->addr);
4852                 } else {
4853                         printf("%s\n", pnn_node->addr);
4854                 }
4855         }
4856         talloc_free(mem_ctx);
4857
4858         return 0;
4859 }
4860
4861 /*
4862   reload the nodes file on the local node
4863  */
4864 static int control_reload_nodes_file(struct ctdb_context *ctdb, int argc, const char **argv)
4865 {
4866         int i, ret;
4867         int mypnn;
4868         struct ctdb_node_map *nodemap=NULL;
4869
4870         mypnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE);
4871         if (mypnn == -1) {
4872                 DEBUG(DEBUG_ERR, ("Failed to read pnn of local node\n"));
4873                 return -1;
4874         }
4875
4876         ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap);
4877         if (ret != 0) {
4878                 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
4879                 return ret;
4880         }
4881
4882         /* reload the nodes file on all remote nodes */
4883         for (i=0;i<nodemap->num;i++) {
4884                 if (nodemap->nodes[i].pnn == mypnn) {
4885                         continue;
4886                 }
4887                 DEBUG(DEBUG_NOTICE, ("Reloading nodes file on node %u\n", nodemap->nodes[i].pnn));
4888                 ret = ctdb_ctrl_reload_nodes_file(ctdb, TIMELIMIT(),
4889                         nodemap->nodes[i].pnn);
4890                 if (ret != 0) {
4891                         DEBUG(DEBUG_ERR, ("ERROR: Failed to reload nodes file on node %u. You MUST fix that node manually!\n", nodemap->nodes[i].pnn));
4892                 }
4893         }
4894
4895         /* reload the nodes file on the local node */
4896         DEBUG(DEBUG_NOTICE, ("Reloading nodes file on node %u\n", mypnn));
4897         ret = ctdb_ctrl_reload_nodes_file(ctdb, TIMELIMIT(), mypnn);
4898         if (ret != 0) {
4899                 DEBUG(DEBUG_ERR, ("ERROR: Failed to reload nodes file on node %u. You MUST fix that node manually!\n", mypnn));
4900         }
4901
4902         /* initiate a recovery */
4903         control_recover(ctdb, argc, argv);
4904
4905         return 0;
4906 }
4907
4908
4909 static const struct {
4910         const char *name;
4911         int (*fn)(struct ctdb_context *, int, const char **);
4912         bool auto_all;
4913         bool without_daemon; /* can be run without daemon running ? */
4914         const char *msg;
4915         const char *args;
4916 } ctdb_commands[] = {
4917 #ifdef CTDB_VERS
4918         { "version",         control_version,           true,   false,  "show version of ctdb" },
4919 #endif
4920         { "status",          control_status,            true,   false,  "show node status" },
4921         { "uptime",          control_uptime,            true,   false,  "show node uptime" },
4922         { "ping",            control_ping,              true,   false,  "ping all nodes" },
4923         { "getvar",          control_getvar,            true,   false,  "get a tunable variable",               "<name>"},
4924         { "setvar",          control_setvar,            true,   false,  "set a tunable variable",               "<name> <value>"},
4925         { "listvars",        control_listvars,          true,   false,  "list tunable variables"},
4926         { "statistics",      control_statistics,        false,  false, "show statistics" },
4927         { "statisticsreset", control_statistics_reset,  true,   false,  "reset statistics"},
4928         { "stats",           control_stats,             false,  false,  "show rolling statistics", "[number of history records]" },
4929         { "ip",              control_ip,                false,  false,  "show which public ip's that ctdb manages" },
4930         { "ipinfo",          control_ipinfo,            true,   false,  "show details about a public ip that ctdb manages", "<ip>" },
4931         { "ifaces",          control_ifaces,            true,   false,  "show which interfaces that ctdb manages" },
4932         { "setifacelink",    control_setifacelink,      true,   false,  "set interface link status", "<iface> <status>" },
4933         { "process-exists",  control_process_exists,    true,   false,  "check if a process exists on a node",  "<pid>"},
4934         { "getdbmap",        control_getdbmap,          true,   false,  "show the database map" },
4935         { "getdbstatus",     control_getdbstatus,       true,   false,  "show the status of a database", "<dbname>" },
4936         { "catdb",           control_catdb,             true,   false,  "dump a database" ,                     "<dbname>"},
4937         { "getmonmode",      control_getmonmode,        true,   false,  "show monitoring mode" },
4938         { "getcapabilities", control_getcapabilities,   true,   false,  "show node capabilities" },
4939         { "pnn",             control_pnn,               true,   false,  "show the pnn of the currnet node" },
4940         { "lvs",             control_lvs,               true,   false,  "show lvs configuration" },
4941         { "lvsmaster",       control_lvsmaster,         true,   false,  "show which node is the lvs master" },
4942         { "disablemonitor",      control_disable_monmode,true,  false,  "set monitoring mode to DISABLE" },
4943         { "enablemonitor",      control_enable_monmode, true,   false,  "set monitoring mode to ACTIVE" },
4944         { "setdebug",        control_setdebug,          true,   false,  "set debug level",                      "<EMERG|ALERT|CRIT|ERR|WARNING|NOTICE|INFO|DEBUG>" },
4945         { "getdebug",        control_getdebug,          true,   false,  "get debug level" },
4946         { "getlog",          control_getlog,            true,   false,  "get the log data from the in memory ringbuffer", "<level>" },
4947         { "clearlog",          control_clearlog,        true,   false,  "clear the log data from the in memory ringbuffer" },
4948         { "attach",          control_attach,            true,   false,  "attach to a database",                 "<dbname> [persistent]" },
4949         { "dumpmemory",      control_dumpmemory,        true,   false,  "dump memory map to stdout" },
4950         { "rddumpmemory",    control_rddumpmemory,      true,   false,  "dump memory map from the recovery daemon to stdout" },
4951         { "getpid",          control_getpid,            true,   false,  "get ctdbd process ID" },
4952         { "disable",         control_disable,           true,   false,  "disable a nodes public IP" },
4953         { "enable",          control_enable,            true,   false,  "enable a nodes public IP" },
4954         { "stop",            control_stop,              true,   false,  "stop a node" },
4955         { "continue",        control_continue,          true,   false,  "re-start a stopped node" },
4956         { "ban",             control_ban,               true,   false,  "ban a node from the cluster",          "<bantime|0>"},
4957         { "unban",           control_unban,             true,   false,  "unban a node" },
4958         { "showban",         control_showban,           true,   false,  "show ban information"},
4959         { "shutdown",        control_shutdown,          true,   false,  "shutdown ctdbd" },
4960         { "recover",         control_recover,           true,   false,  "force recovery" },
4961         { "sync",            control_ipreallocate,      true,   false,  "wait until ctdbd has synced all state changes" },
4962         { "ipreallocate",    control_ipreallocate,      true,   false,  "force the recovery daemon to perform a ip reallocation procedure" },
4963         { "thaw",            control_thaw,              true,   false,  "thaw databases", "[priority:1-3]" },
4964         { "isnotrecmaster",  control_isnotrecmaster,    false,  false,  "check if the local node is recmaster or not" },
4965         { "killtcp",         kill_tcp,                  false,  false, "kill a tcp connection.", "<srcip:port> <dstip:port>" },
4966         { "gratiousarp",     control_gratious_arp,      false,  false, "send a gratious arp", "<ip> <interface>" },
4967         { "tickle",          tickle_tcp,                false,  false, "send a tcp tickle ack", "<srcip:port> <dstip:port>" },
4968         { "gettickles",      control_get_tickles,       false,  false, "get the list of tickles registered for this ip", "<ip> [<port>]" },
4969         { "addtickle",       control_add_tickle,        false,  false, "add a tickle for this ip", "<ip>:<port> <ip>:<port>" },
4970
4971         { "deltickle",       control_del_tickle,        false,  false, "delete a tickle from this ip", "<ip>:<port> <ip>:<port>" },
4972
4973         { "regsrvid",        regsrvid,                  false,  false, "register a server id", "<pnn> <type> <id>" },
4974         { "unregsrvid",      unregsrvid,                false,  false, "unregister a server id", "<pnn> <type> <id>" },
4975         { "chksrvid",        chksrvid,                  false,  false, "check if a server id exists", "<pnn> <type> <id>" },
4976         { "getsrvids",       getsrvids,                 false,  false, "get a list of all server ids"},
4977         { "vacuum",          ctdb_vacuum,               false,  false, "vacuum the databases of empty records", "[max_records]"},
4978         { "repack",          ctdb_repack,               false,  false, "repack all databases", "[max_freelist]"},
4979         { "listnodes",       control_listnodes,         false,  true, "list all nodes in the cluster"},
4980         { "reloadnodes",     control_reload_nodes_file, false,  false, "reload the nodes file and restart the transport on all nodes"},
4981         { "moveip",          control_moveip,            false,  false, "move/failover an ip address to another node", "<ip> <node>"},
4982         { "addip",           control_addip,             true,   false, "add a ip address to a node", "<ip/mask> <iface>"},
4983         { "delip",           control_delip,             false,  false, "delete an ip address from a node", "<ip>"},
4984         { "eventscript",     control_eventscript,       true,   false, "run the eventscript with the given parameters on a node", "<arguments>"},
4985         { "backupdb",        control_backupdb,          false,  false, "backup the database into a file.", "<database> <file>"},
4986         { "restoredb",        control_restoredb,        false,  false, "restore the database from a file.", "<file> [dbname]"},
4987         { "dumpdbbackup",    control_dumpdbbackup,      false,  true,  "dump database backup from a file.", "<file>"},
4988         { "wipedb",           control_wipedb,        false,     false, "wipe the contents of a database.", "<dbname>"},
4989         { "recmaster",        control_recmaster,        false,  false, "show the pnn for the recovery master."},
4990         { "scriptstatus",    control_scriptstatus,  false,      false, "show the status of the monitoring scripts (or all scripts)", "[all]"},
4991         { "enablescript",     control_enablescript,  false,     false, "enable an eventscript", "<script>"},
4992         { "disablescript",    control_disablescript,  false,    false, "disable an eventscript", "<script>"},
4993         { "natgwlist",        control_natgwlist,        false,  false, "show the nodes belonging to this natgw configuration"},
4994         { "xpnn",             control_xpnn,             true,   true,  "find the pnn of the local node without talking to the daemon (unreliable)" },
4995         { "getreclock",       control_getreclock,       false,  false, "Show the reclock file of a node"},
4996         { "setreclock",       control_setreclock,       false,  false, "Set/clear the reclock file of a node", "[filename]"},
4997         { "setnatgwstate",    control_setnatgwstate,    false,  false, "Set NATGW state to on/off", "{on|off}"},
4998         { "setlmasterrole",   control_setlmasterrole,   false,  false, "Set LMASTER role to on/off", "{on|off}"},
4999         { "setrecmasterrole", control_setrecmasterrole, false,  false, "Set RECMASTER role to on/off", "{on|off}"},
5000         { "setdbprio",        control_setdbprio,        false,  false, "Set DB priority", "<dbid> <prio:1-3>"},
5001         { "getdbprio",        control_getdbprio,        false,  false, "Get DB priority", "<dbid>"},
5002         { "msglisten",        control_msglisten,        false,  false, "Listen on a srvid port for messages", "<msg srvid>"},
5003         { "msgsend",          control_msgsend,  false,  false, "Send a message to srvid", "<srvid> <message>"},
5004         { "sync",            control_ipreallocate,      false,  false,  "wait until ctdbd has synced all state changes" },
5005         { "pfetch",          control_pfetch,            false,  false,  "fetch a record from a persistent database", "<db> <key> [<file>]" },
5006         { "pstore",          control_pstore,            false,  false,  "write a record to a persistent database", "<db> <key> <file containing record>" },
5007         { "tfetch",          control_tfetch,            false,  true,  "fetch a record from a [c]tdb-file", "<tdb-file> <key> [<file>]" },
5008         { "readkey",         control_readkey,           true,   false,  "read the content off a database key", "<tdb-file> <key>" },
5009         { "writekey",        control_writekey,          true,   false,  "write to a database key", "<tdb-file> <key> <value>" },
5010         { "checktcpport",    control_chktcpport,        false,  true,  "check if a service is bound to a specific tcp port or not", "<port>" },
5011 };
5012
5013 /*
5014   show usage message
5015  */
5016 static void usage(void)
5017 {
5018         int i;
5019         printf(
5020 "Usage: ctdb [options] <control>\n" \
5021 "Options:\n" \
5022 "   -n <node>          choose node number, or 'all' (defaults to local node)\n"
5023 "   -Y                 generate machinereadable output\n"
5024 "   -v                 generate verbose output\n"
5025 "   -t <timelimit>     set timelimit for control in seconds (default %u)\n", options.timelimit);
5026         printf("Controls:\n");
5027         for (i=0;i<ARRAY_SIZE(ctdb_commands);i++) {
5028                 printf("  %-15s %-27s  %s\n",
5029                        ctdb_commands[i].name,
5030                        ctdb_commands[i].args?ctdb_commands[i].args:"",
5031                        ctdb_commands[i].msg);
5032         }
5033         exit(1);
5034 }
5035
5036
5037 static void ctdb_alarm(int sig)
5038 {
5039         printf("Maximum runtime exceeded - exiting\n");
5040         _exit(ERR_TIMEOUT);
5041 }
5042
5043 /*
5044   main program
5045 */
5046 int main(int argc, const char *argv[])
5047 {
5048         struct ctdb_context *ctdb;
5049         char *nodestring = NULL;
5050         struct poptOption popt_options[] = {
5051                 POPT_AUTOHELP
5052                 POPT_CTDB_CMDLINE
5053                 { "timelimit", 't', POPT_ARG_INT, &options.timelimit, 0, "timelimit", "integer" },
5054                 { "node",      'n', POPT_ARG_STRING, &nodestring, 0, "node", "integer|all" },
5055                 { "machinereadable", 'Y', POPT_ARG_NONE, &options.machinereadable, 0, "enable machinereadable output", NULL },
5056                 { "verbose",    'v', POPT_ARG_NONE, &options.verbose, 0, "enable verbose output", NULL },
5057                 { "maxruntime", 'T', POPT_ARG_INT, &options.maxruntime, 0, "die if runtime exceeds this limit (in seconds)", "integer" },
5058                 POPT_TABLEEND
5059         };
5060         int opt;
5061         const char **extra_argv;
5062         int extra_argc = 0;
5063         int ret=-1, i;
5064         poptContext pc;
5065         struct event_context *ev;
5066         const char *control;
5067
5068         setlinebuf(stdout);
5069
5070         /* set some defaults */
5071         options.maxruntime = 0;
5072         options.timelimit = 3;
5073         options.pnn = CTDB_CURRENT_NODE;
5074
5075         pc = poptGetContext(argv[0], argc, argv, popt_options, POPT_CONTEXT_KEEP_FIRST);
5076
5077         while ((opt = poptGetNextOpt(pc)) != -1) {
5078                 switch (opt) {
5079                 default:
5080                         DEBUG(DEBUG_ERR, ("Invalid option %s: %s\n",
5081                                 poptBadOption(pc, 0), poptStrerror(opt)));
5082                         exit(1);
5083                 }
5084         }
5085
5086         /* setup the remaining options for the main program to use */
5087         extra_argv = poptGetArgs(pc);
5088         if (extra_argv) {
5089                 extra_argv++;
5090                 while (extra_argv[extra_argc]) extra_argc++;
5091         }
5092
5093         if (extra_argc < 1) {
5094                 usage();
5095         }
5096
5097         if (options.maxruntime == 0) {
5098                 const char *ctdb_timeout;
5099                 ctdb_timeout = getenv("CTDB_TIMEOUT");
5100                 if (ctdb_timeout != NULL) {
5101                         options.maxruntime = strtoul(ctdb_timeout, NULL, 0);
5102                 } else {
5103                         /* default timeout is 120 seconds */
5104                         options.maxruntime = 120;
5105                 }
5106         }
5107
5108         signal(SIGALRM, ctdb_alarm);
5109         alarm(options.maxruntime);
5110
5111         /* setup the node number to contact */
5112         if (nodestring != NULL) {
5113                 if (strcmp(nodestring, "all") == 0) {
5114                         options.pnn = CTDB_BROADCAST_ALL;
5115                 } else {
5116                         options.pnn = strtoul(nodestring, NULL, 0);
5117                 }
5118         }
5119
5120         control = extra_argv[0];
5121
5122         ev = event_context_init(NULL);
5123         if (!ev) {
5124                 DEBUG(DEBUG_ERR, ("Failed to initialize event system\n"));
5125                 exit(1);
5126         }
5127         tevent_loop_allow_nesting(ev);
5128
5129         for (i=0;i<ARRAY_SIZE(ctdb_commands);i++) {
5130                 if (strcmp(control, ctdb_commands[i].name) == 0) {
5131                         int j;
5132
5133                         if (ctdb_commands[i].without_daemon == true) {
5134                                 close(2);
5135                         }
5136
5137                         /* initialise ctdb */
5138                         ctdb = ctdb_cmdline_client(ev, TIMELIMIT());
5139
5140                         if (ctdb_commands[i].without_daemon == false) {
5141                                 const char *socket_name;
5142
5143                                 if (ctdb == NULL) {
5144                                         DEBUG(DEBUG_ERR, ("Failed to init ctdb\n"));
5145                                         exit(1);
5146                                 }
5147
5148                                 /* initialize a libctdb connection as well */
5149                                 socket_name = ctdb_get_socketname(ctdb);
5150                                 ctdb_connection = ctdb_connect(socket_name,
5151                                                        ctdb_log_file, stderr);
5152                                 if (ctdb_connection == NULL) {
5153                                         fprintf(stderr, "Failed to connect to daemon from libctdb\n");
5154                                         exit(1);
5155                                 }
5156
5157                                 /* verify the node exists */
5158                                 verify_node(ctdb);
5159
5160                                 if (options.pnn == CTDB_CURRENT_NODE) {
5161                                         int pnn;
5162                                         pnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), options.pnn);
5163                                         if (pnn == -1) {
5164                                                 return -1;
5165                                         }
5166                                         options.pnn = pnn;
5167                                 }
5168                         }
5169
5170                         if (ctdb_commands[i].auto_all &&
5171                             options.pnn == CTDB_BROADCAST_ALL) {
5172                                 uint32_t *nodes;
5173                                 uint32_t num_nodes;
5174                                 ret = 0;
5175
5176                                 nodes = ctdb_get_connected_nodes(ctdb, TIMELIMIT(), ctdb, &num_nodes);
5177                                 CTDB_NO_MEMORY(ctdb, nodes);
5178
5179                                 for (j=0;j<num_nodes;j++) {
5180                                         options.pnn = nodes[j];
5181                                         ret |= ctdb_commands[i].fn(ctdb, extra_argc-1, extra_argv+1);
5182                                 }
5183                                 talloc_free(nodes);
5184                         } else {
5185                                 ret = ctdb_commands[i].fn(ctdb, extra_argc-1, extra_argv+1);
5186                         }
5187                         break;
5188                 }
5189         }
5190
5191         if (i == ARRAY_SIZE(ctdb_commands)) {
5192                 DEBUG(DEBUG_ERR, ("Unknown control '%s'\n", control));
5193                 exit(1);
5194         }
5195
5196         return ret;
5197 }