4 Copyright (C) Andrew Tridgell 2007
5 Copyright (C) Ronnie Sahlberg 2007
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.
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.
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/>.
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"
29 #include "../include/ctdb.h"
30 #include "../include/ctdb_client.h"
31 #include "../include/ctdb_private.h"
32 #include "../common/rb_tree.h"
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 */
39 struct ctdb_connection *ctdb_connection;
41 static void usage(void);
51 #define TIMELIMIT() timeval_current_ofs(options.timelimit, 0)
52 #define LONGTIMELIMIT() timeval_current_ofs(options.timelimit*10, 0)
55 static int control_version(struct ctdb_context *ctdb, int argc, const char **argv)
58 #define XSTR(x) STR(x)
59 printf("CTDB version: %s\n", XSTR(CTDB_VERS));
66 verify that a node exists and is reachable
68 static void verify_node(struct ctdb_context *ctdb)
71 struct ctdb_node_map *nodemap=NULL;
73 if (options.pnn == CTDB_CURRENT_NODE) {
76 if (options.pnn == CTDB_BROADCAST_ALL) {
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"));
85 if (options.pnn >= nodemap->num) {
86 DEBUG(DEBUG_ERR, ("Node %u does not exist\n", options.pnn));
89 if (nodemap->nodes[options.pnn].flags & NODE_FLAGS_DELETED) {
90 DEBUG(DEBUG_ERR, ("Node %u is DELETED\n", options.pnn));
93 if (nodemap->nodes[options.pnn].flags & NODE_FLAGS_DISCONNECTED) {
94 DEBUG(DEBUG_ERR, ("Node %u is DISCONNECTED\n", options.pnn));
98 /* verify we can access the node */
99 ret = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), options.pnn);
101 DEBUG(DEBUG_ERR,("Can not access node. Node is not operational.\n"));
107 check if a database exists
109 static int db_exists(struct ctdb_context *ctdb, const char *db_name, bool *persistent)
112 struct ctdb_dbid_map *dbmap=NULL;
114 ret = ctdb_ctrl_getdbmap(ctdb, TIMELIMIT(), options.pnn, ctdb, &dbmap);
116 DEBUG(DEBUG_ERR, ("Unable to get dbids from node %u\n", options.pnn));
120 for(i=0;i<dbmap->num;i++){
123 ctdb_ctrl_getdbname(ctdb, TIMELIMIT(), options.pnn, dbmap->dbs[i].dbid, ctdb, &name);
124 if (!strcmp(name, db_name)) {
126 *persistent = dbmap->dbs[i].persistent;
136 see if a process exists
138 static int control_process_exists(struct ctdb_context *ctdb, int argc, const char **argv)
146 if (sscanf(argv[0], "%u:%u", &pnn, &pid) != 2) {
147 DEBUG(DEBUG_ERR, ("Badly formed pnn:pid\n"));
151 ret = ctdb_ctrl_process_exists(ctdb, pnn, pid);
153 printf("%u:%u exists\n", pnn, pid);
155 printf("%u:%u does not exist\n", pnn, pid);
161 display statistics structure
163 static void show_statistics(struct ctdb_statistics *s, int show_header)
165 TALLOC_CTX *tmp_ctx = talloc_new(NULL);
167 const char *prefix=NULL;
169 int tmp, days, hours, minutes, seconds;
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),
208 tmp = s->statistics_current_time.tv_sec - s->statistics_start_time.tv_sec;
217 if (options.machinereadable){
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);
225 printf("num_reclock_ctdbd_latency:");
226 printf("min_reclock_ctdbd_latency:");
227 printf("avg_reclock_ctdbd_latency:");
228 printf("max_reclock_ctdbd_latency:");
230 printf("num_reclock_recd_latency:");
231 printf("min_reclock_recd_latency:");
232 printf("avg_reclock_recd_latency:");
233 printf("max_reclock_recd_latency:");
235 printf("num_call_latency:");
236 printf("min_call_latency:");
237 printf("avg_call_latency:");
238 printf("max_call_latency:");
240 printf("num_lockwait_latency:");
241 printf("min_lockwait_latency:");
242 printf("avg_lockwait_latency:");
243 printf("max_lockwait_latency:");
245 printf("num_childwrite_latency:");
246 printf("min_childwrite_latency:");
247 printf("avg_childwrite_latency:");
248 printf("max_childwrite_latency:");
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));
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);
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);
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);
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);
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);
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));
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);
297 printf(" %*s%-22s%*s%10u\n",
299 fields[i].name+preflen,
301 *(uint32_t *)(fields[i].offset+(uint8_t *)s));
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);
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);
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);
312 talloc_free(tmp_ctx);
316 display remote ctdb statistics combined from all nodes
318 static int control_statistics_all(struct ctdb_context *ctdb)
321 struct ctdb_statistics statistics;
325 nodes = ctdb_get_connected_nodes(ctdb, TIMELIMIT(), ctdb, &num_nodes);
326 CTDB_NO_MEMORY(ctdb, nodes);
328 ZERO_STRUCT(statistics);
330 for (i=0;i<num_nodes;i++) {
331 struct ctdb_statistics s1;
333 uint32_t *v1 = (uint32_t *)&s1;
334 uint32_t *v2 = (uint32_t *)&statistics;
336 offsetof(struct ctdb_statistics, __last_counter) / sizeof(uint32_t);
337 ret = ctdb_ctrl_statistics(ctdb, nodes[i], &s1);
339 DEBUG(DEBUG_ERR, ("Unable to get statistics from node %u\n", nodes[i]));
342 for (j=0;j<num_ints;j++) {
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);
353 printf("Gathered statistics for %u nodes\n", num_nodes);
354 show_statistics(&statistics, 1);
359 display remote ctdb statistics
361 static int control_statistics(struct ctdb_context *ctdb, int argc, const char **argv)
364 struct ctdb_statistics statistics;
366 if (options.pnn == CTDB_BROADCAST_ALL) {
367 return control_statistics_all(ctdb);
370 ret = ctdb_ctrl_statistics(ctdb, options.pnn, &statistics);
372 DEBUG(DEBUG_ERR, ("Unable to get statistics from node %u\n", options.pnn));
375 show_statistics(&statistics, 1);
381 reset remote ctdb statistics
383 static int control_statistics_reset(struct ctdb_context *ctdb, int argc, const char **argv)
387 ret = ctdb_statistics_reset(ctdb, options.pnn);
389 DEBUG(DEBUG_ERR, ("Unable to reset statistics on node %u\n", options.pnn));
397 display remote ctdb rolling statistics
399 static int control_stats(struct ctdb_context *ctdb, int argc, const char **argv)
402 struct ctdb_statistics_wire *stats;
403 int i, num_records = -1;
406 num_records = atoi(argv[0]) - 1;
409 ret = ctdb_ctrl_getstathistory(ctdb, TIMELIMIT(), options.pnn, ctdb, &stats);
411 DEBUG(DEBUG_ERR, ("Unable to get rolling statistics from node %u\n", options.pnn));
414 for (i=0;i<stats->num;i++) {
415 if (stats->stats[i].statistics_start_time.tv_sec == 0) {
418 show_statistics(&stats->stats[i], i==0);
419 if (i == num_records) {
428 display uptime of remote node
430 static int control_uptime(struct ctdb_context *ctdb, int argc, const char **argv)
433 struct ctdb_uptime *uptime = NULL;
434 int tmp, days, hours, minutes, seconds;
436 ret = ctdb_ctrl_uptime(ctdb, ctdb, TIMELIMIT(), options.pnn, &uptime);
438 DEBUG(DEBUG_ERR, ("Unable to get uptime from node %u\n", options.pnn));
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)
454 printf("Current time of node : %s", ctime(&uptime->current_time.tv_sec));
456 tmp = uptime->current_time.tv_sec - uptime->ctdbd_start_time.tv_sec;
464 printf("Ctdbd start time : (%03d %02d:%02d:%02d) %s", days, hours, minutes, seconds, ctime(&uptime->ctdbd_start_time.tv_sec));
466 tmp = uptime->current_time.tv_sec - uptime->last_recovery_finished.tv_sec;
474 printf("Time of last recovery/failover: (%03d %02d:%02d:%02d) %s", days, hours, minutes, seconds, ctime(&uptime->last_recovery_finished.tv_sec));
476 printf("Duration of last recovery/failover: %lf seconds\n",
477 timeval_delta(&uptime->last_recovery_finished,
478 &uptime->last_recovery_started));
484 show the PNN of the current node
486 static int control_pnn(struct ctdb_context *ctdb, int argc, const char **argv)
491 ret = ctdb_getpnn(ctdb_connection, options.pnn, &mypnn);
493 DEBUG(DEBUG_ERR, ("Unable to get pnn from node."));
497 printf("PNN:%d\n", mypnn);
503 struct pnn_node *next;
508 static struct pnn_node *read_nodes_file(TALLOC_CTX *mem_ctx)
510 const char *nodes_list;
514 struct pnn_node *pnn_nodes = NULL;
515 struct pnn_node *pnn_node;
516 struct pnn_node *tmp_node;
518 /* read the nodes file */
519 nodes_list = getenv("CTDB_NODES");
520 if (nodes_list == NULL) {
521 nodes_list = "/etc/ctdb/nodes";
523 lines = file_lines_load(nodes_list, &nlines, mem_ctx);
527 while (nlines > 0 && strcmp(lines[nlines-1], "") == 0) {
530 for (i=0, pnn=0; i<nlines; i++) {
534 /* strip leading spaces */
535 while((*node == ' ') || (*node == '\t')) {
542 if (strcmp(node, "") == 0) {
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;
552 /* swap them around so we return them in incrementing order */
553 pnn_node = pnn_nodes;
557 pnn_node = pnn_node->next;
559 tmp_node->next = pnn_nodes;
560 pnn_nodes = tmp_node;
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.
571 static int control_xpnn(struct ctdb_context *ctdb, int argc, const char **argv)
573 TALLOC_CTX *mem_ctx = talloc_new(NULL);
574 struct pnn_node *pnn_nodes;
575 struct pnn_node *pnn_node;
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);
584 for(pnn_node=pnn_nodes;pnn_node;pnn_node=pnn_node->next) {
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);
593 if (ctdb_sys_have_ip(&addr)) {
594 printf("PNN:%d\n", pnn_node->pnn);
595 talloc_free(mem_ctx);
600 printf("Failed to detect which PNN this node is\n");
601 talloc_free(mem_ctx);
606 display remote ctdb status
608 static int control_status(struct ctdb_context *ctdb, int argc, const char **argv)
611 struct ctdb_vnn_map *vnnmap=NULL;
612 struct ctdb_node_map *nodemap=NULL;
613 uint32_t recmode, recmaster;
616 mypnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), options.pnn);
621 ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), options.pnn, ctdb, &nodemap);
623 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
627 if(options.machinereadable){
628 printf(":Node:IP:Disconnected:Banned:Disabled:Unhealthy:Stopped:Inactive:PartiallyOnline:\n");
629 for(i=0;i<nodemap->num;i++){
630 int partially_online = 0;
633 if (nodemap->nodes[i].flags & NODE_FLAGS_DELETED) {
636 if (nodemap->nodes[i].flags == 0) {
637 struct ctdb_control_get_ifaces *ifaces;
639 ret = ctdb_ctrl_get_ifaces(ctdb, TIMELIMIT(),
640 nodemap->nodes[i].pnn,
643 for (j=0; j < ifaces->num; j++) {
644 if (ifaces->ifaces[j].link_state != 0) {
647 partially_online = 1;
653 printf(":%d:%s:%d:%d:%d:%d:%d:%d:%d:\n", nodemap->nodes[i].pnn,
654 ctdb_addr_to_str(&nodemap->nodes[i].addr),
655 !!(nodemap->nodes[i].flags&NODE_FLAGS_DISCONNECTED),
656 !!(nodemap->nodes[i].flags&NODE_FLAGS_BANNED),
657 !!(nodemap->nodes[i].flags&NODE_FLAGS_PERMANENTLY_DISABLED),
658 !!(nodemap->nodes[i].flags&NODE_FLAGS_UNHEALTHY),
659 !!(nodemap->nodes[i].flags&NODE_FLAGS_STOPPED),
660 !!(nodemap->nodes[i].flags&NODE_FLAGS_INACTIVE),
666 printf("Number of nodes:%d\n", nodemap->num);
667 for(i=0;i<nodemap->num;i++){
668 static const struct {
672 { NODE_FLAGS_DISCONNECTED, "DISCONNECTED" },
673 { NODE_FLAGS_PERMANENTLY_DISABLED, "DISABLED" },
674 { NODE_FLAGS_BANNED, "BANNED" },
675 { NODE_FLAGS_UNHEALTHY, "UNHEALTHY" },
676 { NODE_FLAGS_DELETED, "DELETED" },
677 { NODE_FLAGS_STOPPED, "STOPPED" },
678 { NODE_FLAGS_INACTIVE, "INACTIVE" },
680 char *flags_str = NULL;
683 if (nodemap->nodes[i].flags & NODE_FLAGS_DELETED) {
686 if (nodemap->nodes[i].flags == 0) {
687 struct ctdb_control_get_ifaces *ifaces;
689 ret = ctdb_ctrl_get_ifaces(ctdb, TIMELIMIT(),
690 nodemap->nodes[i].pnn,
693 for (j=0; j < ifaces->num; j++) {
694 if (ifaces->ifaces[j].link_state != 0) {
697 flags_str = talloc_strdup(ctdb, "PARTIALLYONLINE");
703 for (j=0;j<ARRAY_SIZE(flag_names);j++) {
704 if (nodemap->nodes[i].flags & flag_names[j].flag) {
705 if (flags_str == NULL) {
706 flags_str = talloc_strdup(ctdb, flag_names[j].name);
708 flags_str = talloc_asprintf_append(flags_str, "|%s",
711 CTDB_NO_MEMORY_FATAL(ctdb, flags_str);
714 if (flags_str == NULL) {
715 flags_str = talloc_strdup(ctdb, "OK");
716 CTDB_NO_MEMORY_FATAL(ctdb, flags_str);
718 printf("pnn:%d %-16s %s%s\n", nodemap->nodes[i].pnn,
719 ctdb_addr_to_str(&nodemap->nodes[i].addr),
721 nodemap->nodes[i].pnn == mypnn?" (THIS NODE)":"");
722 talloc_free(flags_str);
725 ret = ctdb_ctrl_getvnnmap(ctdb, TIMELIMIT(), options.pnn, ctdb, &vnnmap);
727 DEBUG(DEBUG_ERR, ("Unable to get vnnmap from node %u\n", options.pnn));
730 if (vnnmap->generation == INVALID_GENERATION) {
731 printf("Generation:INVALID\n");
733 printf("Generation:%d\n",vnnmap->generation);
735 printf("Size:%d\n",vnnmap->size);
736 for(i=0;i<vnnmap->size;i++){
737 printf("hash:%d lmaster:%d\n", i, vnnmap->map[i]);
740 if (!ctdb_getrecmode(ctdb_connection, options.pnn, &recmode)) {
741 DEBUG(DEBUG_ERR, ("Unable to get recmode from node %u\n", options.pnn));
744 printf("Recovery mode:%s (%d)\n",recmode==CTDB_RECOVERY_NORMAL?"NORMAL":"RECOVERY",recmode);
746 if (!ctdb_getrecmaster(ctdb_connection, options.pnn, &recmaster)) {
747 DEBUG(DEBUG_ERR, ("Unable to get recmaster from node %u\n", options.pnn));
750 printf("Recovery master:%d\n",recmaster);
757 struct natgw_node *next;
762 display the list of nodes belonging to this natgw configuration
764 static int control_natgwlist(struct ctdb_context *ctdb, int argc, const char **argv)
767 uint32_t capabilities;
768 const char *natgw_list;
771 struct natgw_node *natgw_nodes = NULL;
772 struct natgw_node *natgw_node;
773 struct ctdb_node_map *nodemap=NULL;
776 /* read the natgw nodes file into a linked list */
777 natgw_list = getenv("NATGW_NODES");
778 if (natgw_list == NULL) {
779 natgw_list = "/etc/ctdb/natgw_nodes";
781 lines = file_lines_load(natgw_list, &nlines, ctdb);
783 ctdb_set_error(ctdb, "Failed to load natgw node list '%s'\n", natgw_list);
786 while (nlines > 0 && strcmp(lines[nlines-1], "") == 0) {
789 for (i=0;i<nlines;i++) {
793 /* strip leading spaces */
794 while((*node == ' ') || (*node == '\t')) {
800 if (strcmp(node, "") == 0) {
803 natgw_node = talloc(ctdb, struct natgw_node);
804 natgw_node->addr = talloc_strdup(natgw_node, node);
805 CTDB_NO_MEMORY(ctdb, natgw_node->addr);
806 natgw_node->next = natgw_nodes;
807 natgw_nodes = natgw_node;
810 ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap);
812 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node.\n"));
817 while(i<nodemap->num) {
818 for(natgw_node=natgw_nodes;natgw_node;natgw_node=natgw_node->next) {
819 if (!strcmp(natgw_node->addr, ctdb_addr_to_str(&nodemap->nodes[i].addr))) {
824 /* this node was not in the natgw so we just remove it from
827 if ((natgw_node == NULL)
828 || (nodemap->nodes[i].flags & NODE_FLAGS_DISCONNECTED) ) {
831 for (j=i+1; j<nodemap->num; j++) {
832 nodemap->nodes[j-1] = nodemap->nodes[j];
841 /* pick a node to be natgwmaster
842 * we dont allow STOPPED, DELETED, BANNED or UNHEALTHY nodes to become the natgwmaster
844 for(i=0;i<nodemap->num;i++){
845 if (!(nodemap->nodes[i].flags & (NODE_FLAGS_DISCONNECTED|NODE_FLAGS_STOPPED|NODE_FLAGS_DELETED|NODE_FLAGS_BANNED|NODE_FLAGS_UNHEALTHY))) {
846 ret = ctdb_ctrl_getcapabilities(ctdb, TIMELIMIT(), nodemap->nodes[i].pnn, &capabilities);
848 DEBUG(DEBUG_ERR, ("Unable to get capabilities from node %u\n", nodemap->nodes[i].pnn));
851 if (!(capabilities&CTDB_CAP_NATGW)) {
854 printf("%d %s\n", nodemap->nodes[i].pnn,ctdb_addr_to_str(&nodemap->nodes[i].addr));
858 /* we couldnt find any healthy node, try unhealthy ones */
859 if (i == nodemap->num) {
860 for(i=0;i<nodemap->num;i++){
861 if (!(nodemap->nodes[i].flags & (NODE_FLAGS_DISCONNECTED|NODE_FLAGS_STOPPED|NODE_FLAGS_DELETED))) {
862 ret = ctdb_ctrl_getcapabilities(ctdb, TIMELIMIT(), nodemap->nodes[i].pnn, &capabilities);
864 DEBUG(DEBUG_ERR, ("Unable to get capabilities from node %u\n", nodemap->nodes[i].pnn));
867 if (!(capabilities&CTDB_CAP_NATGW)) {
870 printf("%d %s\n", nodemap->nodes[i].pnn,ctdb_addr_to_str(&nodemap->nodes[i].addr));
875 /* unless all nodes are STOPPED, when we pick one anyway */
876 if (i == nodemap->num) {
877 for(i=0;i<nodemap->num;i++){
878 if (!(nodemap->nodes[i].flags & (NODE_FLAGS_DISCONNECTED|NODE_FLAGS_DELETED))) {
879 ret = ctdb_ctrl_getcapabilities(ctdb, TIMELIMIT(), nodemap->nodes[i].pnn, &capabilities);
881 DEBUG(DEBUG_ERR, ("Unable to get capabilities from node %u\n", nodemap->nodes[i].pnn));
884 if (!(capabilities&CTDB_CAP_NATGW)) {
887 printf("%d %s\n", nodemap->nodes[i].pnn, ctdb_addr_to_str(&nodemap->nodes[i].addr));
891 /* or if we still can not find any */
892 if (i == nodemap->num) {
893 printf("-1 0.0.0.0\n");
894 ret = 2; /* matches ENOENT */
898 /* print the pruned list of nodes belonging to this natgw list */
899 for(i=0;i<nodemap->num;i++){
900 if (nodemap->nodes[i].flags & NODE_FLAGS_DELETED) {
903 printf(":%d:%s:%d:%d:%d:%d:%d\n", nodemap->nodes[i].pnn,
904 ctdb_addr_to_str(&nodemap->nodes[i].addr),
905 !!(nodemap->nodes[i].flags&NODE_FLAGS_DISCONNECTED),
906 !!(nodemap->nodes[i].flags&NODE_FLAGS_BANNED),
907 !!(nodemap->nodes[i].flags&NODE_FLAGS_PERMANENTLY_DISABLED),
908 !!(nodemap->nodes[i].flags&NODE_FLAGS_UNHEALTHY),
909 !!(nodemap->nodes[i].flags&NODE_FLAGS_STOPPED));
916 display the status of the scripts for monitoring (or other events)
918 static int control_one_scriptstatus(struct ctdb_context *ctdb,
919 enum ctdb_eventscript_call type)
921 struct ctdb_scripts_wire *script_status;
924 ret = ctdb_ctrl_getscriptstatus(ctdb, TIMELIMIT(), options.pnn, ctdb, type, &script_status);
926 DEBUG(DEBUG_ERR, ("Unable to get script status from node %u\n", options.pnn));
930 if (script_status == NULL) {
931 if (!options.machinereadable) {
932 printf("%s cycle never run\n",
933 ctdb_eventscript_call_names[type]);
938 if (!options.machinereadable) {
939 printf("%d scripts were executed last %s cycle\n",
940 script_status->num_scripts,
941 ctdb_eventscript_call_names[type]);
943 for (i=0; i<script_status->num_scripts; i++) {
944 const char *status = NULL;
946 switch (script_status->scripts[i].status) {
957 if (script_status->scripts[i].status > 0)
961 if (options.machinereadable) {
962 printf(":%s:%s:%i:%s:%lu.%06lu:%lu.%06lu:%s:\n",
963 ctdb_eventscript_call_names[type],
964 script_status->scripts[i].name,
965 script_status->scripts[i].status,
967 (long)script_status->scripts[i].start.tv_sec,
968 (long)script_status->scripts[i].start.tv_usec,
969 (long)script_status->scripts[i].finished.tv_sec,
970 (long)script_status->scripts[i].finished.tv_usec,
971 script_status->scripts[i].output);
975 printf("%-20s Status:%s ",
976 script_status->scripts[i].name, status);
978 /* Some other error, eg from stat. */
979 printf("%-20s Status:CANNOT RUN (%s)",
980 script_status->scripts[i].name,
981 strerror(-script_status->scripts[i].status));
983 if (script_status->scripts[i].status >= 0) {
984 printf("Duration:%.3lf ",
985 timeval_delta(&script_status->scripts[i].finished,
986 &script_status->scripts[i].start));
988 if (script_status->scripts[i].status != -ENOEXEC) {
990 ctime(&script_status->scripts[i].start.tv_sec));
991 if (script_status->scripts[i].status != 0) {
992 printf(" OUTPUT:%s\n",
993 script_status->scripts[i].output);
1003 static int control_scriptstatus(struct ctdb_context *ctdb,
1004 int argc, const char **argv)
1007 enum ctdb_eventscript_call type, min, max;
1011 DEBUG(DEBUG_ERR, ("Unknown arguments to scriptstatus\n"));
1016 arg = ctdb_eventscript_call_names[CTDB_EVENT_MONITOR];
1020 for (type = 0; type < CTDB_EVENT_MAX; type++) {
1021 if (strcmp(arg, ctdb_eventscript_call_names[type]) == 0) {
1027 if (type == CTDB_EVENT_MAX) {
1028 if (strcmp(arg, "all") == 0) {
1030 max = CTDB_EVENT_MAX;
1032 DEBUG(DEBUG_ERR, ("Unknown event type %s\n", argv[0]));
1037 if (options.machinereadable) {
1038 printf(":Type:Name:Code:Status:Start:End:Error Output...:\n");
1041 for (type = min; type < max; type++) {
1042 ret = control_one_scriptstatus(ctdb, type);
1052 enable an eventscript
1054 static int control_enablescript(struct ctdb_context *ctdb, int argc, const char **argv)
1062 ret = ctdb_ctrl_enablescript(ctdb, TIMELIMIT(), options.pnn, argv[0]);
1064 DEBUG(DEBUG_ERR, ("Unable to enable script %s on node %u\n", argv[0], options.pnn));
1072 disable an eventscript
1074 static int control_disablescript(struct ctdb_context *ctdb, int argc, const char **argv)
1082 ret = ctdb_ctrl_disablescript(ctdb, TIMELIMIT(), options.pnn, argv[0]);
1084 DEBUG(DEBUG_ERR, ("Unable to disable script %s on node %u\n", argv[0], options.pnn));
1092 display the pnn of the recovery master
1094 static int control_recmaster(struct ctdb_context *ctdb, int argc, const char **argv)
1098 if (!ctdb_getrecmaster(ctdb_connection, options.pnn, &recmaster)) {
1099 DEBUG(DEBUG_ERR, ("Unable to get recmaster from node %u\n", options.pnn));
1102 printf("%d\n",recmaster);
1108 add a tickle to a public address
1110 static int control_add_tickle(struct ctdb_context *ctdb, int argc, const char **argv)
1112 struct ctdb_tcp_connection t;
1120 if (parse_ip_port(argv[0], &t.src_addr) == 0) {
1121 DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s'\n", argv[0]));
1124 if (parse_ip_port(argv[1], &t.dst_addr) == 0) {
1125 DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s'\n", argv[1]));
1129 data.dptr = (uint8_t *)&t;
1130 data.dsize = sizeof(t);
1132 /* tell all nodes about this tcp connection */
1133 ret = ctdb_control(ctdb, options.pnn, 0, CTDB_CONTROL_TCP_ADD_DELAYED_UPDATE,
1134 0, data, ctdb, NULL, NULL, NULL, NULL);
1136 DEBUG(DEBUG_ERR,("Failed to add tickle\n"));
1145 delete a tickle from a node
1147 static int control_del_tickle(struct ctdb_context *ctdb, int argc, const char **argv)
1149 struct ctdb_tcp_connection t;
1157 if (parse_ip_port(argv[0], &t.src_addr) == 0) {
1158 DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s'\n", argv[0]));
1161 if (parse_ip_port(argv[1], &t.dst_addr) == 0) {
1162 DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s'\n", argv[1]));
1166 data.dptr = (uint8_t *)&t;
1167 data.dsize = sizeof(t);
1169 /* tell all nodes about this tcp connection */
1170 ret = ctdb_control(ctdb, options.pnn, 0, CTDB_CONTROL_TCP_REMOVE,
1171 0, data, ctdb, NULL, NULL, NULL, NULL);
1173 DEBUG(DEBUG_ERR,("Failed to remove tickle\n"));
1182 get a list of all tickles for this pnn
1184 static int control_get_tickles(struct ctdb_context *ctdb, int argc, const char **argv)
1186 struct ctdb_control_tcp_tickle_list *list;
1187 ctdb_sock_addr addr;
1196 port = atoi(argv[1]);
1199 if (parse_ip(argv[0], NULL, 0, &addr) == 0) {
1200 DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s'\n", argv[0]));
1204 ret = ctdb_ctrl_get_tcp_tickles(ctdb, TIMELIMIT(), options.pnn, ctdb, &addr, &list);
1206 DEBUG(DEBUG_ERR, ("Unable to list tickles\n"));
1210 if (options.machinereadable){
1211 printf(":source ip:port:destination ip:port:\n");
1212 for (i=0;i<list->tickles.num;i++) {
1213 if (port && port != ntohs(list->tickles.connections[i].dst_addr.ip.sin_port)) {
1216 printf(":%s:%u", ctdb_addr_to_str(&list->tickles.connections[i].src_addr), ntohs(list->tickles.connections[i].src_addr.ip.sin_port));
1217 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 printf("Tickles for ip:%s\n", ctdb_addr_to_str(&list->addr));
1221 printf("Num tickles:%u\n", list->tickles.num);
1222 for (i=0;i<list->tickles.num;i++) {
1223 if (port && port != ntohs(list->tickles.connections[i].dst_addr.ip.sin_port)) {
1226 printf("SRC: %s:%u ", ctdb_addr_to_str(&list->tickles.connections[i].src_addr), ntohs(list->tickles.connections[i].src_addr.ip.sin_port));
1227 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));
1237 static int move_ip(struct ctdb_context *ctdb, ctdb_sock_addr *addr, uint32_t pnn)
1239 struct ctdb_all_public_ips *ips;
1240 struct ctdb_public_ip ip;
1243 uint32_t disable_time;
1245 struct ctdb_node_map *nodemap=NULL;
1246 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
1249 data.dptr = (uint8_t*)&disable_time;
1250 data.dsize = sizeof(disable_time);
1251 ret = ctdb_client_send_message(ctdb, CTDB_BROADCAST_CONNECTED, CTDB_SRVID_DISABLE_IP_CHECK, data);
1253 DEBUG(DEBUG_ERR,("Failed to send message to disable ipcheck\n"));
1259 /* read the public ip list from the node */
1260 ret = ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), pnn, ctdb, &ips);
1262 DEBUG(DEBUG_ERR, ("Unable to get public ip list from node %u\n", pnn));
1263 talloc_free(tmp_ctx);
1267 for (i=0;i<ips->num;i++) {
1268 if (ctdb_same_ip(addr, &ips->ips[i].addr)) {
1273 DEBUG(DEBUG_ERR, ("Node %u can not host ip address '%s'\n",
1274 pnn, ctdb_addr_to_str(addr)));
1275 talloc_free(tmp_ctx);
1282 data.dptr = (uint8_t *)&ip;
1283 data.dsize = sizeof(ip);
1285 ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), options.pnn, tmp_ctx, &nodemap);
1287 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
1288 talloc_free(tmp_ctx);
1292 nodes = list_of_active_nodes_except_pnn(ctdb, nodemap, tmp_ctx, pnn);
1293 ret = ctdb_client_async_control(ctdb, CTDB_CONTROL_RELEASE_IP,
1300 DEBUG(DEBUG_ERR,("Failed to release IP on nodes\n"));
1301 talloc_free(tmp_ctx);
1305 ret = ctdb_ctrl_takeover_ip(ctdb, LONGTIMELIMIT(), pnn, &ip);
1307 DEBUG(DEBUG_ERR,("Failed to take over IP on node %d\n", pnn));
1308 talloc_free(tmp_ctx);
1312 /* update the recovery daemon so it now knows to expect the new
1313 node assignment for this ip.
1315 ret = ctdb_client_send_message(ctdb, CTDB_BROADCAST_CONNECTED, CTDB_SRVID_RECD_UPDATE_IP, data);
1317 DEBUG(DEBUG_ERR,("Failed to send message to update the ip on the recovery master.\n"));
1321 talloc_free(tmp_ctx);
1326 move/failover an ip address to a specific node
1328 static int control_moveip(struct ctdb_context *ctdb, int argc, const char **argv)
1331 int ret, retries = 0;
1332 ctdb_sock_addr addr;
1339 if (parse_ip(argv[0], NULL, 0, &addr) == 0) {
1340 DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s'\n", argv[0]));
1345 if (sscanf(argv[1], "%u", &pnn) != 1) {
1346 DEBUG(DEBUG_ERR, ("Badly formed pnn\n"));
1351 ret = move_ip(ctdb, &addr, pnn);
1353 DEBUG(DEBUG_ERR,("Failed to move ip to node %d. Wait 3 second and try again.\n", pnn));
1357 } while (retries < 5 && ret != 0);
1359 DEBUG(DEBUG_ERR,("Failed to move ip to node %d. Giving up.\n", pnn));
1366 void getips_store_callback(void *param, void *data)
1368 struct ctdb_public_ip *node_ip = (struct ctdb_public_ip *)data;
1369 struct ctdb_all_public_ips *ips = param;
1373 ips->ips[i].pnn = node_ip->pnn;
1374 ips->ips[i].addr = node_ip->addr;
1377 void getips_count_callback(void *param, void *data)
1379 uint32_t *count = param;
1385 static uint32_t *ip_key(ctdb_sock_addr *ip)
1387 static uint32_t key[IP_KEYLEN];
1389 bzero(key, sizeof(key));
1391 switch (ip->sa.sa_family) {
1393 key[0] = ip->ip.sin_addr.s_addr;
1396 key[0] = ip->ip6.sin6_addr.s6_addr32[3];
1397 key[1] = ip->ip6.sin6_addr.s6_addr32[2];
1398 key[2] = ip->ip6.sin6_addr.s6_addr32[1];
1399 key[3] = ip->ip6.sin6_addr.s6_addr32[0];
1402 DEBUG(DEBUG_ERR, (__location__ " ERROR, unknown family passed :%u\n", ip->sa.sa_family));
1409 static void *add_ip_callback(void *parm, void *data)
1415 control_get_all_public_ips(struct ctdb_context *ctdb, TALLOC_CTX *tmp_ctx, struct ctdb_all_public_ips **ips)
1417 struct ctdb_all_public_ips *tmp_ips;
1418 struct ctdb_node_map *nodemap=NULL;
1419 trbt_tree_t *ip_tree;
1423 ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, tmp_ctx, &nodemap);
1425 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
1429 ip_tree = trbt_create(tmp_ctx, 0);
1431 for(i=0;i<nodemap->num;i++){
1432 if (nodemap->nodes[i].flags & NODE_FLAGS_DELETED) {
1435 if (nodemap->nodes[i].flags & NODE_FLAGS_DISCONNECTED) {
1439 /* read the public ip list from this node */
1440 ret = ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), nodemap->nodes[i].pnn, tmp_ctx, &tmp_ips);
1442 DEBUG(DEBUG_ERR, ("Unable to get public ip list from node %u\n", nodemap->nodes[i].pnn));
1446 for (j=0; j<tmp_ips->num;j++) {
1447 struct ctdb_public_ip *node_ip;
1449 node_ip = talloc(tmp_ctx, struct ctdb_public_ip);
1450 node_ip->pnn = tmp_ips->ips[j].pnn;
1451 node_ip->addr = tmp_ips->ips[j].addr;
1453 trbt_insertarray32_callback(ip_tree,
1454 IP_KEYLEN, ip_key(&tmp_ips->ips[j].addr),
1458 talloc_free(tmp_ips);
1463 trbt_traversearray32(ip_tree, IP_KEYLEN, getips_count_callback, &count);
1465 len = offsetof(struct ctdb_all_public_ips, ips) +
1466 count*sizeof(struct ctdb_public_ip);
1467 tmp_ips = talloc_zero_size(tmp_ctx, len);
1468 trbt_traversearray32(ip_tree, IP_KEYLEN, getips_store_callback, tmp_ips);
1477 * scans all other nodes and returns a pnn for another node that can host this
1481 find_other_host_for_public_ip(struct ctdb_context *ctdb, ctdb_sock_addr *addr)
1483 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
1484 struct ctdb_all_public_ips *ips;
1485 struct ctdb_node_map *nodemap=NULL;
1488 ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, tmp_ctx, &nodemap);
1490 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
1491 talloc_free(tmp_ctx);
1495 for(i=0;i<nodemap->num;i++){
1496 if (nodemap->nodes[i].flags & NODE_FLAGS_INACTIVE) {
1499 if (nodemap->nodes[i].pnn == options.pnn) {
1503 /* read the public ip list from this node */
1504 ret = ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), nodemap->nodes[i].pnn, tmp_ctx, &ips);
1506 DEBUG(DEBUG_ERR, ("Unable to get public ip list from node %u\n", nodemap->nodes[i].pnn));
1510 for (j=0;j<ips->num;j++) {
1511 if (ctdb_same_ip(addr, &ips->ips[j].addr)) {
1512 talloc_free(tmp_ctx);
1513 return nodemap->nodes[i].pnn;
1519 talloc_free(tmp_ctx);
1523 static uint32_t ipreallocate_finished;
1526 handler for receiving the response to ipreallocate
1528 static void ip_reallocate_handler(struct ctdb_context *ctdb, uint64_t srvid,
1529 TDB_DATA data, void *private_data)
1531 ipreallocate_finished = 1;
1534 static void ctdb_every_second(struct event_context *ev, struct timed_event *te, struct timeval t, void *p)
1536 struct ctdb_context *ctdb = talloc_get_type(p, struct ctdb_context);
1538 event_add_timed(ctdb->ev, ctdb,
1539 timeval_current_ofs(1, 0),
1540 ctdb_every_second, ctdb);
1544 ask the recovery daemon on the recovery master to perform a ip reallocation
1546 static int control_ipreallocate(struct ctdb_context *ctdb, int argc, const char **argv)
1550 struct takeover_run_reply rd;
1552 struct ctdb_node_map *nodemap=NULL;
1554 struct timeval tv = timeval_current();
1556 /* we need some events to trigger so we can timeout and restart
1559 event_add_timed(ctdb->ev, ctdb,
1560 timeval_current_ofs(1, 0),
1561 ctdb_every_second, ctdb);
1563 rd.pnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE);
1565 DEBUG(DEBUG_ERR, ("Failed to get pnn of local node\n"));
1568 rd.srvid = getpid();
1570 /* register a message port for receiveing the reply so that we
1571 can receive the reply
1573 ctdb_client_set_message_handler(ctdb, rd.srvid, ip_reallocate_handler, NULL);
1575 data.dptr = (uint8_t *)&rd;
1576 data.dsize = sizeof(rd);
1579 /* check that there are valid nodes available */
1580 if (ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), options.pnn, ctdb, &nodemap) != 0) {
1581 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
1584 for (i=0; i<nodemap->num;i++) {
1585 if ((nodemap->nodes[i].flags & (NODE_FLAGS_DELETED|NODE_FLAGS_BANNED|NODE_FLAGS_STOPPED)) == 0) {
1589 if (i==nodemap->num) {
1590 DEBUG(DEBUG_ERR,("No recmaster available, no need to wait for cluster convergence\n"));
1595 if (!ctdb_getrecmaster(ctdb_connection, options.pnn, &recmaster)) {
1596 DEBUG(DEBUG_ERR, ("Unable to get recmaster from node %u\n", options.pnn));
1600 /* verify the node exists */
1601 if (ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), recmaster, ctdb, &nodemap) != 0) {
1602 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
1607 /* check tha there are nodes available that can act as a recmaster */
1608 for (i=0; i<nodemap->num; i++) {
1609 if (nodemap->nodes[i].flags & (NODE_FLAGS_DELETED|NODE_FLAGS_BANNED|NODE_FLAGS_STOPPED)) {
1614 if (i == nodemap->num) {
1615 DEBUG(DEBUG_ERR,("No possible nodes to host addresses.\n"));
1619 /* verify the recovery master is not STOPPED, nor BANNED */
1620 if (nodemap->nodes[recmaster].flags & (NODE_FLAGS_DELETED|NODE_FLAGS_BANNED|NODE_FLAGS_STOPPED)) {
1621 DEBUG(DEBUG_ERR,("No suitable recmaster found. Try again\n"));
1627 /* verify the recovery master is not STOPPED, nor BANNED */
1628 if (nodemap->nodes[recmaster].flags & (NODE_FLAGS_DELETED|NODE_FLAGS_BANNED|NODE_FLAGS_STOPPED)) {
1629 DEBUG(DEBUG_ERR,("No suitable recmaster found. Try again\n"));
1635 ipreallocate_finished = 0;
1636 ret = ctdb_client_send_message(ctdb, recmaster, CTDB_SRVID_TAKEOVER_RUN, data);
1638 DEBUG(DEBUG_ERR,("Failed to send ip takeover run request message to %u\n", options.pnn));
1642 tv = timeval_current();
1643 /* this loop will terminate when we have received the reply */
1644 while (timeval_elapsed(&tv) < 5.0 && ipreallocate_finished == 0) {
1645 event_loop_once(ctdb->ev);
1647 if (ipreallocate_finished == 1) {
1660 add a public ip address to a node
1662 static int control_addip(struct ctdb_context *ctdb, int argc, const char **argv)
1665 int len, retries = 0;
1667 ctdb_sock_addr addr;
1668 struct ctdb_control_ip_iface *pub;
1669 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
1670 struct ctdb_all_public_ips *ips;
1674 talloc_free(tmp_ctx);
1678 if (!parse_ip_mask(argv[0], argv[1], &addr, &mask)) {
1679 DEBUG(DEBUG_ERR, ("Badly formed ip/mask : %s\n", argv[0]));
1680 talloc_free(tmp_ctx);
1684 /* read the public ip list from the node */
1685 ret = ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), options.pnn, tmp_ctx, &ips);
1687 DEBUG(DEBUG_ERR, ("Unable to get public ip list from node %u\n", options.pnn));
1688 talloc_free(tmp_ctx);
1691 for (i=0;i<ips->num;i++) {
1692 if (ctdb_same_ip(&addr, &ips->ips[i].addr)) {
1693 DEBUG(DEBUG_ERR,("Can not add ip to node. Node already hosts this ip\n"));
1700 /* Dont timeout. This command waits for an ip reallocation
1701 which sometimes can take wuite a while if there has
1702 been a recent recovery
1706 len = offsetof(struct ctdb_control_ip_iface, iface) + strlen(argv[1]) + 1;
1707 pub = talloc_size(tmp_ctx, len);
1708 CTDB_NO_MEMORY(ctdb, pub);
1712 pub->len = strlen(argv[1])+1;
1713 memcpy(&pub->iface[0], argv[1], strlen(argv[1])+1);
1716 ret = ctdb_ctrl_add_public_ip(ctdb, TIMELIMIT(), options.pnn, pub);
1718 DEBUG(DEBUG_ERR, ("Unable to add public ip to node %u. Wait 3 seconds and try again.\n", options.pnn));
1722 } while (retries < 5 && ret != 0);
1724 DEBUG(DEBUG_ERR, ("Unable to add public ip to node %u. Giving up.\n", options.pnn));
1725 talloc_free(tmp_ctx);
1730 ret = control_ipreallocate(ctdb, argc, argv);
1732 DEBUG(DEBUG_ERR, ("IP Reallocate failed on node %u. Wait 3 seconds and try again.\n", options.pnn));
1736 } while (retries < 5 && ret != 0);
1738 DEBUG(DEBUG_ERR, ("IP Reallocate failed on node %u. Giving up.\n", options.pnn));
1739 talloc_free(tmp_ctx);
1743 talloc_free(tmp_ctx);
1747 static int control_delip(struct ctdb_context *ctdb, int argc, const char **argv);
1749 static int control_delip_all(struct ctdb_context *ctdb, int argc, const char **argv, ctdb_sock_addr *addr)
1751 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
1752 struct ctdb_node_map *nodemap=NULL;
1753 struct ctdb_all_public_ips *ips;
1756 ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, tmp_ctx, &nodemap);
1758 DEBUG(DEBUG_ERR, ("Unable to get nodemap from current node\n"));
1762 /* remove it from the nodes that are not hosting the ip currently */
1763 for(i=0;i<nodemap->num;i++){
1764 if (nodemap->nodes[i].flags & NODE_FLAGS_INACTIVE) {
1767 if (ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), nodemap->nodes[i].pnn, tmp_ctx, &ips) != 0) {
1768 DEBUG(DEBUG_ERR, ("Unable to get public ip list from node %d\n", nodemap->nodes[i].pnn));
1772 for (j=0;j<ips->num;j++) {
1773 if (ctdb_same_ip(addr, &ips->ips[j].addr)) {
1781 if (ips->ips[j].pnn == nodemap->nodes[i].pnn) {
1785 options.pnn = nodemap->nodes[i].pnn;
1786 control_delip(ctdb, argc, argv);
1790 /* remove it from every node (also the one hosting it) */
1791 for(i=0;i<nodemap->num;i++){
1792 if (nodemap->nodes[i].flags & NODE_FLAGS_INACTIVE) {
1795 if (ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), nodemap->nodes[i].pnn, tmp_ctx, &ips) != 0) {
1796 DEBUG(DEBUG_ERR, ("Unable to get public ip list from node %d\n", nodemap->nodes[i].pnn));
1800 for (j=0;j<ips->num;j++) {
1801 if (ctdb_same_ip(addr, &ips->ips[j].addr)) {
1809 options.pnn = nodemap->nodes[i].pnn;
1810 control_delip(ctdb, argc, argv);
1813 talloc_free(tmp_ctx);
1818 delete a public ip address from a node
1820 static int control_delip(struct ctdb_context *ctdb, int argc, const char **argv)
1824 ctdb_sock_addr addr;
1825 struct ctdb_control_ip_iface pub;
1826 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
1827 struct ctdb_all_public_ips *ips;
1830 talloc_free(tmp_ctx);
1834 if (parse_ip(argv[0], NULL, 0, &addr) == 0) {
1835 DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s'\n", argv[0]));
1839 if (options.pnn == CTDB_BROADCAST_ALL) {
1840 return control_delip_all(ctdb, argc, argv, &addr);
1847 ret = ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), options.pnn, tmp_ctx, &ips);
1849 DEBUG(DEBUG_ERR, ("Unable to get public ip list from cluster\n"));
1850 talloc_free(tmp_ctx);
1854 for (i=0;i<ips->num;i++) {
1855 if (ctdb_same_ip(&addr, &ips->ips[i].addr)) {
1861 DEBUG(DEBUG_ERR, ("This node does not support this public address '%s'\n",
1862 ctdb_addr_to_str(&addr)));
1863 talloc_free(tmp_ctx);
1867 if (ips->ips[i].pnn == options.pnn) {
1868 ret = find_other_host_for_public_ip(ctdb, &addr);
1871 ret = move_ip(ctdb, &addr, ret);
1873 DEBUG(DEBUG_ERR,("Failed to move ip to node %d. Wait 3 seconds and try again.\n", options.pnn));
1877 } while (retries < 5 && ret != 0);
1879 DEBUG(DEBUG_ERR,("Failed to move ip to node %d. Giving up.\n", options.pnn));
1885 ret = ctdb_ctrl_del_public_ip(ctdb, TIMELIMIT(), options.pnn, &pub);
1887 DEBUG(DEBUG_ERR, ("Unable to del public ip from node %u\n", options.pnn));
1888 talloc_free(tmp_ctx);
1892 talloc_free(tmp_ctx);
1897 kill a tcp connection
1899 static int kill_tcp(struct ctdb_context *ctdb, int argc, const char **argv)
1902 struct ctdb_control_killtcp killtcp;
1908 if (!parse_ip_port(argv[0], &killtcp.src_addr)) {
1909 DEBUG(DEBUG_ERR, ("Bad IP:port '%s'\n", argv[0]));
1913 if (!parse_ip_port(argv[1], &killtcp.dst_addr)) {
1914 DEBUG(DEBUG_ERR, ("Bad IP:port '%s'\n", argv[1]));
1918 ret = ctdb_ctrl_killtcp(ctdb, TIMELIMIT(), options.pnn, &killtcp);
1920 DEBUG(DEBUG_ERR, ("Unable to killtcp from node %u\n", options.pnn));
1931 static int control_gratious_arp(struct ctdb_context *ctdb, int argc, const char **argv)
1934 ctdb_sock_addr addr;
1940 if (!parse_ip(argv[0], NULL, 0, &addr)) {
1941 DEBUG(DEBUG_ERR, ("Bad IP '%s'\n", argv[0]));
1945 ret = ctdb_ctrl_gratious_arp(ctdb, TIMELIMIT(), options.pnn, &addr, argv[1]);
1947 DEBUG(DEBUG_ERR, ("Unable to send gratious_arp from node %u\n", options.pnn));
1955 register a server id
1957 static int regsrvid(struct ctdb_context *ctdb, int argc, const char **argv)
1960 struct ctdb_server_id server_id;
1966 server_id.pnn = strtoul(argv[0], NULL, 0);
1967 server_id.type = strtoul(argv[1], NULL, 0);
1968 server_id.server_id = strtoul(argv[2], NULL, 0);
1970 ret = ctdb_ctrl_register_server_id(ctdb, TIMELIMIT(), &server_id);
1972 DEBUG(DEBUG_ERR, ("Unable to register server_id from node %u\n", options.pnn));
1975 DEBUG(DEBUG_ERR,("Srvid registered. Sleeping for 999 seconds\n"));
1981 unregister a server id
1983 static int unregsrvid(struct ctdb_context *ctdb, int argc, const char **argv)
1986 struct ctdb_server_id server_id;
1992 server_id.pnn = strtoul(argv[0], NULL, 0);
1993 server_id.type = strtoul(argv[1], NULL, 0);
1994 server_id.server_id = strtoul(argv[2], NULL, 0);
1996 ret = ctdb_ctrl_unregister_server_id(ctdb, TIMELIMIT(), &server_id);
1998 DEBUG(DEBUG_ERR, ("Unable to unregister server_id from node %u\n", options.pnn));
2005 check if a server id exists
2007 static int chksrvid(struct ctdb_context *ctdb, int argc, const char **argv)
2011 struct ctdb_server_id server_id;
2017 server_id.pnn = strtoul(argv[0], NULL, 0);
2018 server_id.type = strtoul(argv[1], NULL, 0);
2019 server_id.server_id = strtoul(argv[2], NULL, 0);
2021 ret = ctdb_ctrl_check_server_id(ctdb, TIMELIMIT(), options.pnn, &server_id, &status);
2023 DEBUG(DEBUG_ERR, ("Unable to check server_id from node %u\n", options.pnn));
2028 printf("Server id %d:%d:%d EXISTS\n", server_id.pnn, server_id.type, server_id.server_id);
2030 printf("Server id %d:%d:%d does NOT exist\n", server_id.pnn, server_id.type, server_id.server_id);
2036 get a list of all server ids that are registered on a node
2038 static int getsrvids(struct ctdb_context *ctdb, int argc, const char **argv)
2041 struct ctdb_server_id_list *server_ids;
2043 ret = ctdb_ctrl_get_server_id_list(ctdb, ctdb, TIMELIMIT(), options.pnn, &server_ids);
2045 DEBUG(DEBUG_ERR, ("Unable to get server_id list from node %u\n", options.pnn));
2049 for (i=0; i<server_ids->num; i++) {
2050 printf("Server id %d:%d:%d\n",
2051 server_ids->server_ids[i].pnn,
2052 server_ids->server_ids[i].type,
2053 server_ids->server_ids[i].server_id);
2060 send a tcp tickle ack
2062 static int tickle_tcp(struct ctdb_context *ctdb, int argc, const char **argv)
2065 ctdb_sock_addr src, dst;
2071 if (!parse_ip_port(argv[0], &src)) {
2072 DEBUG(DEBUG_ERR, ("Bad IP:port '%s'\n", argv[0]));
2076 if (!parse_ip_port(argv[1], &dst)) {
2077 DEBUG(DEBUG_ERR, ("Bad IP:port '%s'\n", argv[1]));
2081 ret = ctdb_sys_send_tcp(&src, &dst, 0, 0, 0);
2085 DEBUG(DEBUG_ERR, ("Error while sending tickle ack\n"));
2092 display public ip status
2094 static int control_ip(struct ctdb_context *ctdb, int argc, const char **argv)
2097 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
2098 struct ctdb_all_public_ips *ips;
2100 if (options.pnn == CTDB_BROADCAST_ALL) {
2101 /* read the list of public ips from all nodes */
2102 ret = control_get_all_public_ips(ctdb, tmp_ctx, &ips);
2104 /* read the public ip list from this node */
2105 ret = ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), options.pnn, tmp_ctx, &ips);
2108 DEBUG(DEBUG_ERR, ("Unable to get public ips from node %u\n", options.pnn));
2109 talloc_free(tmp_ctx);
2113 if (options.machinereadable){
2114 printf(":Public IP:Node:");
2115 if (options.verbose){
2116 printf("ActiveInterface:AvailableInterfaces:ConfiguredInterfaces:");
2120 if (options.pnn == CTDB_BROADCAST_ALL) {
2121 printf("Public IPs on ALL nodes\n");
2123 printf("Public IPs on node %u\n", options.pnn);
2127 for (i=1;i<=ips->num;i++) {
2128 struct ctdb_control_public_ip_info *info = NULL;
2130 char *aciface = NULL;
2131 char *avifaces = NULL;
2132 char *cifaces = NULL;
2134 if (options.pnn == CTDB_BROADCAST_ALL) {
2135 pnn = ips->ips[ips->num-i].pnn;
2141 ret = ctdb_ctrl_get_public_ip_info(ctdb, TIMELIMIT(), pnn, ctdb,
2142 &ips->ips[ips->num-i].addr, &info);
2149 for (j=0; j < info->num; j++) {
2150 if (cifaces == NULL) {
2151 cifaces = talloc_strdup(info,
2152 info->ifaces[j].name);
2154 cifaces = talloc_asprintf_append(cifaces,
2156 info->ifaces[j].name);
2159 if (info->active_idx == j) {
2160 aciface = info->ifaces[j].name;
2163 if (info->ifaces[j].link_state == 0) {
2167 if (avifaces == NULL) {
2168 avifaces = talloc_strdup(info, info->ifaces[j].name);
2170 avifaces = talloc_asprintf_append(avifaces,
2172 info->ifaces[j].name);
2177 if (options.machinereadable){
2179 ctdb_addr_to_str(&ips->ips[ips->num-i].addr),
2180 ips->ips[ips->num-i].pnn);
2181 if (options.verbose){
2184 avifaces?avifaces:"",
2185 cifaces?cifaces:"");
2189 if (options.verbose) {
2190 printf("%s node[%d] active[%s] available[%s] configured[%s]\n",
2191 ctdb_addr_to_str(&ips->ips[ips->num-i].addr),
2192 ips->ips[ips->num-i].pnn,
2194 avifaces?avifaces:"",
2195 cifaces?cifaces:"");
2198 ctdb_addr_to_str(&ips->ips[ips->num-i].addr),
2199 ips->ips[ips->num-i].pnn);
2205 talloc_free(tmp_ctx);
2212 static int control_ipinfo(struct ctdb_context *ctdb, int argc, const char **argv)
2215 ctdb_sock_addr addr;
2216 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
2217 struct ctdb_control_public_ip_info *info;
2220 talloc_free(tmp_ctx);
2224 if (parse_ip(argv[0], NULL, 0, &addr) == 0) {
2225 DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s'\n", argv[0]));
2229 /* read the public ip info from this node */
2230 ret = ctdb_ctrl_get_public_ip_info(ctdb, TIMELIMIT(), options.pnn,
2231 tmp_ctx, &addr, &info);
2233 DEBUG(DEBUG_ERR, ("Unable to get public ip[%s]info from node %u\n",
2234 argv[0], options.pnn));
2235 talloc_free(tmp_ctx);
2239 printf("Public IP[%s] info on node %u\n",
2240 ctdb_addr_to_str(&info->ip.addr),
2243 printf("IP:%s\nCurrentNode:%d\nNumInterfaces:%u\n",
2244 ctdb_addr_to_str(&info->ip.addr),
2245 info->ip.pnn, info->num);
2247 for (i=0; i<info->num; i++) {
2248 info->ifaces[i].name[CTDB_IFACE_SIZE] = '\0';
2250 printf("Interface[%u]: Name:%s Link:%s References:%u%s\n",
2251 i+1, info->ifaces[i].name,
2252 info->ifaces[i].link_state?"up":"down",
2253 (unsigned int)info->ifaces[i].references,
2254 (i==info->active_idx)?" (active)":"");
2257 talloc_free(tmp_ctx);
2262 display interfaces status
2264 static int control_ifaces(struct ctdb_context *ctdb, int argc, const char **argv)
2267 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
2268 struct ctdb_control_get_ifaces *ifaces;
2270 /* read the public ip list from this node */
2271 ret = ctdb_ctrl_get_ifaces(ctdb, TIMELIMIT(), options.pnn,
2274 DEBUG(DEBUG_ERR, ("Unable to get interfaces from node %u\n",
2276 talloc_free(tmp_ctx);
2280 if (options.machinereadable){
2281 printf(":Name:LinkStatus:References:\n");
2283 printf("Interfaces on node %u\n", options.pnn);
2286 for (i=0; i<ifaces->num; i++) {
2287 if (options.machinereadable){
2288 printf(":%s:%s:%u\n",
2289 ifaces->ifaces[i].name,
2290 ifaces->ifaces[i].link_state?"1":"0",
2291 (unsigned int)ifaces->ifaces[i].references);
2293 printf("name:%s link:%s references:%u\n",
2294 ifaces->ifaces[i].name,
2295 ifaces->ifaces[i].link_state?"up":"down",
2296 (unsigned int)ifaces->ifaces[i].references);
2300 talloc_free(tmp_ctx);
2306 set link status of an interface
2308 static int control_setifacelink(struct ctdb_context *ctdb, int argc, const char **argv)
2311 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
2312 struct ctdb_control_iface_info info;
2320 if (strlen(argv[0]) > CTDB_IFACE_SIZE) {
2321 DEBUG(DEBUG_ERR, ("interfaces name '%s' too long\n",
2323 talloc_free(tmp_ctx);
2326 strcpy(info.name, argv[0]);
2328 if (strcmp(argv[1], "up") == 0) {
2329 info.link_state = 1;
2330 } else if (strcmp(argv[1], "down") == 0) {
2331 info.link_state = 0;
2333 DEBUG(DEBUG_ERR, ("link state invalid '%s' should be 'up' or 'down'\n",
2335 talloc_free(tmp_ctx);
2339 /* read the public ip list from this node */
2340 ret = ctdb_ctrl_set_iface_link(ctdb, TIMELIMIT(), options.pnn,
2343 DEBUG(DEBUG_ERR, ("Unable to set link state for interfaces %s node %u\n",
2344 argv[0], options.pnn));
2345 talloc_free(tmp_ctx);
2349 talloc_free(tmp_ctx);
2354 display pid of a ctdb daemon
2356 static int control_getpid(struct ctdb_context *ctdb, int argc, const char **argv)
2361 ret = ctdb_ctrl_getpid(ctdb, TIMELIMIT(), options.pnn, &pid);
2363 DEBUG(DEBUG_ERR, ("Unable to get daemon pid from node %u\n", options.pnn));
2366 printf("Pid:%d\n", pid);
2372 disable a remote node
2374 static int control_disable(struct ctdb_context *ctdb, int argc, const char **argv)
2377 struct ctdb_node_map *nodemap=NULL;
2379 /* check if the node is already disabled */
2380 if (ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap) != 0) {
2381 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
2384 if (nodemap->nodes[options.pnn].flags & NODE_FLAGS_PERMANENTLY_DISABLED) {
2385 DEBUG(DEBUG_ERR,("Node %d is already disabled.\n", options.pnn));
2390 ret = ctdb_ctrl_modflags(ctdb, TIMELIMIT(), options.pnn, NODE_FLAGS_PERMANENTLY_DISABLED, 0);
2392 DEBUG(DEBUG_ERR, ("Unable to disable node %u\n", options.pnn));
2398 /* read the nodemap and verify the change took effect */
2399 if (ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap) != 0) {
2400 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
2404 } while (!(nodemap->nodes[options.pnn].flags & NODE_FLAGS_PERMANENTLY_DISABLED));
2405 ret = control_ipreallocate(ctdb, argc, argv);
2407 DEBUG(DEBUG_ERR, ("IP Reallocate failed on node %u\n", options.pnn));
2415 enable a disabled remote node
2417 static int control_enable(struct ctdb_context *ctdb, int argc, const char **argv)
2421 struct ctdb_node_map *nodemap=NULL;
2424 /* check if the node is already enabled */
2425 if (ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap) != 0) {
2426 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
2429 if (!(nodemap->nodes[options.pnn].flags & NODE_FLAGS_PERMANENTLY_DISABLED)) {
2430 DEBUG(DEBUG_ERR,("Node %d is already enabled.\n", options.pnn));
2435 ret = ctdb_ctrl_modflags(ctdb, TIMELIMIT(), options.pnn, 0, NODE_FLAGS_PERMANENTLY_DISABLED);
2437 DEBUG(DEBUG_ERR, ("Unable to enable node %u\n", options.pnn));
2443 /* read the nodemap and verify the change took effect */
2444 if (ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap) != 0) {
2445 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
2449 } while (nodemap->nodes[options.pnn].flags & NODE_FLAGS_PERMANENTLY_DISABLED);
2451 ret = control_ipreallocate(ctdb, argc, argv);
2453 DEBUG(DEBUG_ERR, ("IP Reallocate failed on node %u\n", options.pnn));
2463 static int control_stop(struct ctdb_context *ctdb, int argc, const char **argv)
2466 struct ctdb_node_map *nodemap=NULL;
2469 ret = ctdb_ctrl_stop_node(ctdb, TIMELIMIT(), options.pnn);
2471 DEBUG(DEBUG_ERR, ("Unable to stop node %u try again\n", options.pnn));
2476 /* read the nodemap and verify the change took effect */
2477 if (ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap) != 0) {
2478 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
2482 } while (!(nodemap->nodes[options.pnn].flags & NODE_FLAGS_STOPPED));
2483 ret = control_ipreallocate(ctdb, argc, argv);
2485 DEBUG(DEBUG_ERR, ("IP Reallocate failed on node %u\n", options.pnn));
2493 restart a stopped remote node
2495 static int control_continue(struct ctdb_context *ctdb, int argc, const char **argv)
2499 struct ctdb_node_map *nodemap=NULL;
2502 ret = ctdb_ctrl_continue_node(ctdb, TIMELIMIT(), options.pnn);
2504 DEBUG(DEBUG_ERR, ("Unable to continue node %u\n", options.pnn));
2510 /* read the nodemap and verify the change took effect */
2511 if (ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap) != 0) {
2512 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
2516 } while (nodemap->nodes[options.pnn].flags & NODE_FLAGS_STOPPED);
2517 ret = control_ipreallocate(ctdb, argc, argv);
2519 DEBUG(DEBUG_ERR, ("IP Reallocate failed on node %u\n", options.pnn));
2526 static uint32_t get_generation(struct ctdb_context *ctdb)
2528 struct ctdb_vnn_map *vnnmap=NULL;
2531 /* wait until the recmaster is not in recovery mode */
2533 uint32_t recmode, recmaster;
2535 if (vnnmap != NULL) {
2536 talloc_free(vnnmap);
2540 /* get the recmaster */
2541 if (!ctdb_getrecmaster(ctdb_connection, CTDB_CURRENT_NODE, &recmaster)) {
2542 DEBUG(DEBUG_ERR, ("Unable to get recmaster from node %u\n", options.pnn));
2546 /* get recovery mode */
2547 if (!ctdb_getrecmode(ctdb_connection, recmaster, &recmode)) {
2548 DEBUG(DEBUG_ERR, ("Unable to get recmode from node %u\n", options.pnn));
2552 /* get the current generation number */
2553 ret = ctdb_ctrl_getvnnmap(ctdb, TIMELIMIT(), recmaster, ctdb, &vnnmap);
2555 DEBUG(DEBUG_ERR, ("Unable to get vnnmap from recmaster (%u)\n", recmaster));
2559 if ((recmode == CTDB_RECOVERY_NORMAL)
2560 && (vnnmap->generation != 1)){
2561 return vnnmap->generation;
2568 ban a node from the cluster
2570 static int control_ban(struct ctdb_context *ctdb, int argc, const char **argv)
2573 struct ctdb_node_map *nodemap=NULL;
2574 struct ctdb_ban_time bantime;
2580 /* verify the node exists */
2581 ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap);
2583 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
2587 if (nodemap->nodes[options.pnn].flags & NODE_FLAGS_BANNED) {
2588 DEBUG(DEBUG_ERR,("Node %u is already banned.\n", options.pnn));
2592 bantime.pnn = options.pnn;
2593 bantime.time = strtoul(argv[0], NULL, 0);
2595 ret = ctdb_ctrl_set_ban(ctdb, TIMELIMIT(), options.pnn, &bantime);
2597 DEBUG(DEBUG_ERR,("Banning node %d for %d seconds failed.\n", bantime.pnn, bantime.time));
2601 ret = control_ipreallocate(ctdb, argc, argv);
2603 DEBUG(DEBUG_ERR, ("IP Reallocate failed on node %u\n", options.pnn));
2612 unban a node from the cluster
2614 static int control_unban(struct ctdb_context *ctdb, int argc, const char **argv)
2617 struct ctdb_node_map *nodemap=NULL;
2618 struct ctdb_ban_time bantime;
2620 /* verify the node exists */
2621 ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap);
2623 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
2627 if (!(nodemap->nodes[options.pnn].flags & NODE_FLAGS_BANNED)) {
2628 DEBUG(DEBUG_ERR,("Node %u is not banned.\n", options.pnn));
2632 bantime.pnn = options.pnn;
2635 ret = ctdb_ctrl_set_ban(ctdb, TIMELIMIT(), options.pnn, &bantime);
2637 DEBUG(DEBUG_ERR,("Unbanning node %d failed.\n", bantime.pnn));
2641 ret = control_ipreallocate(ctdb, argc, argv);
2643 DEBUG(DEBUG_ERR, ("IP Reallocate failed on node %u\n", options.pnn));
2652 show ban information for a node
2654 static int control_showban(struct ctdb_context *ctdb, int argc, const char **argv)
2657 struct ctdb_node_map *nodemap=NULL;
2658 struct ctdb_ban_time *bantime;
2660 /* verify the node exists */
2661 ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap);
2663 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
2667 ret = ctdb_ctrl_get_ban(ctdb, TIMELIMIT(), options.pnn, ctdb, &bantime);
2669 DEBUG(DEBUG_ERR,("Showing ban info for node %d failed.\n", options.pnn));
2673 if (bantime->time == 0) {
2674 printf("Node %u is not banned\n", bantime->pnn);
2676 printf("Node %u is banned banned for %d seconds\n", bantime->pnn, bantime->time);
2685 static int control_shutdown(struct ctdb_context *ctdb, int argc, const char **argv)
2689 ret = ctdb_ctrl_shutdown(ctdb, TIMELIMIT(), options.pnn);
2691 DEBUG(DEBUG_ERR, ("Unable to shutdown node %u\n", options.pnn));
2701 static int control_recover(struct ctdb_context *ctdb, int argc, const char **argv)
2704 uint32_t generation, next_generation;
2706 /* record the current generation number */
2707 generation = get_generation(ctdb);
2709 ret = ctdb_ctrl_freeze_priority(ctdb, TIMELIMIT(), options.pnn, 1);
2711 DEBUG(DEBUG_ERR, ("Unable to freeze node\n"));
2715 ret = ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
2717 DEBUG(DEBUG_ERR, ("Unable to set recovery mode\n"));
2721 /* wait until we are in a new generation */
2723 next_generation = get_generation(ctdb);
2724 if (next_generation != generation) {
2735 display monitoring mode of a remote node
2737 static int control_getmonmode(struct ctdb_context *ctdb, int argc, const char **argv)
2742 ret = ctdb_ctrl_getmonmode(ctdb, TIMELIMIT(), options.pnn, &monmode);
2744 DEBUG(DEBUG_ERR, ("Unable to get monmode from node %u\n", options.pnn));
2747 if (!options.machinereadable){
2748 printf("Monitoring mode:%s (%d)\n",monmode==CTDB_MONITORING_ACTIVE?"ACTIVE":"DISABLED",monmode);
2751 printf(":%d:\n",monmode);
2758 display capabilities of a remote node
2760 static int control_getcapabilities(struct ctdb_context *ctdb, int argc, const char **argv)
2762 uint32_t capabilities;
2765 ret = ctdb_ctrl_getcapabilities(ctdb, TIMELIMIT(), options.pnn, &capabilities);
2767 DEBUG(DEBUG_ERR, ("Unable to get capabilities from node %u\n", options.pnn));
2771 if (!options.machinereadable){
2772 printf("RECMASTER: %s\n", (capabilities&CTDB_CAP_RECMASTER)?"YES":"NO");
2773 printf("LMASTER: %s\n", (capabilities&CTDB_CAP_LMASTER)?"YES":"NO");
2774 printf("LVS: %s\n", (capabilities&CTDB_CAP_LVS)?"YES":"NO");
2775 printf("NATGW: %s\n", (capabilities&CTDB_CAP_NATGW)?"YES":"NO");
2777 printf(":RECMASTER:LMASTER:LVS:NATGW:\n");
2778 printf(":%d:%d:%d:%d:\n",
2779 !!(capabilities&CTDB_CAP_RECMASTER),
2780 !!(capabilities&CTDB_CAP_LMASTER),
2781 !!(capabilities&CTDB_CAP_LVS),
2782 !!(capabilities&CTDB_CAP_NATGW));
2788 display lvs configuration
2790 static int control_lvs(struct ctdb_context *ctdb, int argc, const char **argv)
2792 uint32_t *capabilities;
2793 struct ctdb_node_map *nodemap=NULL;
2795 int healthy_count = 0;
2797 ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), options.pnn, ctdb, &nodemap);
2799 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
2803 capabilities = talloc_array(ctdb, uint32_t, nodemap->num);
2804 CTDB_NO_MEMORY(ctdb, capabilities);
2806 /* collect capabilities for all connected nodes */
2807 for (i=0; i<nodemap->num; i++) {
2808 if (nodemap->nodes[i].flags & NODE_FLAGS_INACTIVE) {
2811 if (nodemap->nodes[i].flags & NODE_FLAGS_PERMANENTLY_DISABLED) {
2815 ret = ctdb_ctrl_getcapabilities(ctdb, TIMELIMIT(), i, &capabilities[i]);
2817 DEBUG(DEBUG_ERR, ("Unable to get capabilities from node %u\n", i));
2821 if (!(capabilities[i] & CTDB_CAP_LVS)) {
2825 if (!(nodemap->nodes[i].flags & NODE_FLAGS_UNHEALTHY)) {
2830 /* Print all LVS nodes */
2831 for (i=0; i<nodemap->num; i++) {
2832 if (nodemap->nodes[i].flags & NODE_FLAGS_INACTIVE) {
2835 if (nodemap->nodes[i].flags & NODE_FLAGS_PERMANENTLY_DISABLED) {
2838 if (!(capabilities[i] & CTDB_CAP_LVS)) {
2842 if (healthy_count != 0) {
2843 if (nodemap->nodes[i].flags & NODE_FLAGS_UNHEALTHY) {
2848 printf("%d:%s\n", i,
2849 ctdb_addr_to_str(&nodemap->nodes[i].addr));
2856 display who is the lvs master
2858 static int control_lvsmaster(struct ctdb_context *ctdb, int argc, const char **argv)
2860 uint32_t *capabilities;
2861 struct ctdb_node_map *nodemap=NULL;
2863 int healthy_count = 0;
2865 ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), options.pnn, ctdb, &nodemap);
2867 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
2871 capabilities = talloc_array(ctdb, uint32_t, nodemap->num);
2872 CTDB_NO_MEMORY(ctdb, capabilities);
2874 /* collect capabilities for all connected nodes */
2875 for (i=0; i<nodemap->num; i++) {
2876 if (nodemap->nodes[i].flags & NODE_FLAGS_INACTIVE) {
2879 if (nodemap->nodes[i].flags & NODE_FLAGS_PERMANENTLY_DISABLED) {
2883 ret = ctdb_ctrl_getcapabilities(ctdb, TIMELIMIT(), i, &capabilities[i]);
2885 DEBUG(DEBUG_ERR, ("Unable to get capabilities from node %u\n", i));
2889 if (!(capabilities[i] & CTDB_CAP_LVS)) {
2893 if (!(nodemap->nodes[i].flags & NODE_FLAGS_UNHEALTHY)) {
2898 /* find and show the lvsmaster */
2899 for (i=0; i<nodemap->num; i++) {
2900 if (nodemap->nodes[i].flags & NODE_FLAGS_INACTIVE) {
2903 if (nodemap->nodes[i].flags & NODE_FLAGS_PERMANENTLY_DISABLED) {
2906 if (!(capabilities[i] & CTDB_CAP_LVS)) {
2910 if (healthy_count != 0) {
2911 if (nodemap->nodes[i].flags & NODE_FLAGS_UNHEALTHY) {
2916 if (options.machinereadable){
2919 printf("Node %d is LVS master\n", i);
2924 printf("There is no LVS master\n");
2929 disable monitoring on a node
2931 static int control_disable_monmode(struct ctdb_context *ctdb, int argc, const char **argv)
2936 ret = ctdb_ctrl_disable_monmode(ctdb, TIMELIMIT(), options.pnn);
2938 DEBUG(DEBUG_ERR, ("Unable to disable monmode on node %u\n", options.pnn));
2941 printf("Monitoring mode:%s\n","DISABLED");
2947 enable monitoring on a node
2949 static int control_enable_monmode(struct ctdb_context *ctdb, int argc, const char **argv)
2954 ret = ctdb_ctrl_enable_monmode(ctdb, TIMELIMIT(), options.pnn);
2956 DEBUG(DEBUG_ERR, ("Unable to enable monmode on node %u\n", options.pnn));
2959 printf("Monitoring mode:%s\n","ACTIVE");
2965 display remote list of keys/data for a db
2967 static int control_catdb(struct ctdb_context *ctdb, int argc, const char **argv)
2969 const char *db_name;
2970 struct ctdb_db_context *ctdb_db;
2981 if (db_exists(ctdb, db_name, &persistent)) {
2982 DEBUG(DEBUG_ERR,("Database '%s' does not exist\n", db_name));
2986 ctdb_db = ctdb_attach(ctdb, db_name, persistent, 0);
2988 if (ctdb_db == NULL) {
2989 DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", db_name));
2993 /* traverse and dump the cluster tdb */
2994 ret = ctdb_dump_db(ctdb_db, stdout);
2996 DEBUG(DEBUG_ERR, ("Unable to dump database\n"));
2997 DEBUG(DEBUG_ERR, ("Maybe try 'ctdb getdbstatus %s'"
2998 " and 'ctdb getvar AllowUnhealthyDBRead'\n",
3002 talloc_free(ctdb_db);
3004 printf("Dumped %d records\n", ret);
3009 display the content of a database key
3011 static int control_readkey(struct ctdb_context *ctdb, int argc, const char **argv)
3013 const char *db_name;
3014 struct ctdb_db_context *ctdb_db;
3015 struct ctdb_record_handle *h;
3016 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
3027 if (db_exists(ctdb, db_name, &persistent)) {
3028 DEBUG(DEBUG_ERR,("Database '%s' does not exist\n", db_name));
3032 ctdb_db = ctdb_attach(ctdb, db_name, persistent, 0);
3034 if (ctdb_db == NULL) {
3035 DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", db_name));
3039 key.dptr = discard_const(argv[1]);
3040 key.dsize = strlen((char *)key.dptr);
3042 h = ctdb_fetch_lock(ctdb_db, tmp_ctx, key, &data);
3044 printf("Failed to fetch record '%s' on node %d\n",
3045 (const char *)key.dptr, ctdb_get_pnn(ctdb));
3046 talloc_free(tmp_ctx);
3050 printf("Data: size:%d ptr:[%s]\n", (int)data.dsize, data.dptr);
3052 talloc_free(ctdb_db);
3053 talloc_free(tmp_ctx);
3058 display the content of a database key
3060 static int control_writekey(struct ctdb_context *ctdb, int argc, const char **argv)
3062 const char *db_name;
3063 struct ctdb_db_context *ctdb_db;
3064 struct ctdb_record_handle *h;
3065 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
3076 if (db_exists(ctdb, db_name, &persistent)) {
3077 DEBUG(DEBUG_ERR,("Database '%s' does not exist\n", db_name));
3081 ctdb_db = ctdb_attach(ctdb, db_name, persistent, 0);
3083 if (ctdb_db == NULL) {
3084 DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", db_name));
3088 key.dptr = discard_const(argv[1]);
3089 key.dsize = strlen((char *)key.dptr);
3091 h = ctdb_fetch_lock(ctdb_db, tmp_ctx, key, &data);
3093 printf("Failed to fetch record '%s' on node %d\n",
3094 (const char *)key.dptr, ctdb_get_pnn(ctdb));
3095 talloc_free(tmp_ctx);
3099 data.dptr = discard_const(argv[2]);
3100 data.dsize = strlen((char *)data.dptr);
3102 if (ctdb_record_store(h, data) != 0) {
3103 printf("Failed to store record\n");
3107 talloc_free(ctdb_db);
3108 talloc_free(tmp_ctx);
3113 fetch a record from a persistent database
3115 static int control_pfetch(struct ctdb_context *ctdb, int argc, const char **argv)
3117 const char *db_name;
3118 struct ctdb_db_context *ctdb_db;
3119 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
3120 struct ctdb_transaction_handle *h;
3126 talloc_free(tmp_ctx);
3133 if (db_exists(ctdb, db_name, &persistent)) {
3134 DEBUG(DEBUG_ERR,("Database '%s' does not exist\n", db_name));
3135 talloc_free(tmp_ctx);
3140 DEBUG(DEBUG_ERR,("Database '%s' is not persistent\n", db_name));
3141 talloc_free(tmp_ctx);
3145 ctdb_db = ctdb_attach(ctdb, db_name, persistent, 0);
3147 if (ctdb_db == NULL) {
3148 DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", db_name));
3149 talloc_free(tmp_ctx);
3153 h = ctdb_transaction_start(ctdb_db, tmp_ctx);
3155 DEBUG(DEBUG_ERR,("Failed to start transaction on database %s\n", db_name));
3156 talloc_free(tmp_ctx);
3160 key.dptr = discard_const(argv[1]);
3161 key.dsize = strlen(argv[1]);
3162 ret = ctdb_transaction_fetch(h, tmp_ctx, key, &data);
3164 DEBUG(DEBUG_ERR,("Failed to fetch record\n"));
3165 talloc_free(tmp_ctx);
3169 if (data.dsize == 0 || data.dptr == NULL) {
3170 DEBUG(DEBUG_ERR,("Record is empty\n"));
3171 talloc_free(tmp_ctx);
3176 fd = open(argv[2], O_WRONLY|O_CREAT|O_TRUNC, 0600);
3178 DEBUG(DEBUG_ERR,("Failed to open output file %s\n", argv[2]));
3179 talloc_free(tmp_ctx);
3182 write(fd, data.dptr, data.dsize);
3185 write(1, data.dptr, data.dsize);
3188 /* abort the transaction */
3192 talloc_free(tmp_ctx);
3197 fetch a record from a tdb-file
3199 static int control_tfetch(struct ctdb_context *ctdb, int argc, const char **argv)
3201 const char *tdb_file;
3212 tdb = tdb_open(tdb_file, 0, 0, O_RDONLY, 0);
3214 DEBUG(DEBUG_ERR,("Failed to open TDB file %s\n", tdb_file));
3218 key.dptr = discard_const(argv[1]);
3219 key.dsize = strlen(argv[1]);
3220 data = tdb_fetch(tdb, key);
3221 if (data.dptr == NULL || data.dsize < sizeof(struct ctdb_ltdb_header)) {
3222 DEBUG(DEBUG_ERR,("Failed to read record %s from tdb %s\n", argv[1], tdb_file));
3230 fd = open(argv[2], O_WRONLY|O_CREAT|O_TRUNC, 0600);
3232 DEBUG(DEBUG_ERR,("Failed to open output file %s\n", argv[2]));
3235 write(fd, data.dptr+sizeof(struct ctdb_ltdb_header), data.dsize-sizeof(struct ctdb_ltdb_header));
3238 write(1, data.dptr+sizeof(struct ctdb_ltdb_header), data.dsize-sizeof(struct ctdb_ltdb_header));
3245 write a record to a persistent database
3247 static int control_pstore(struct ctdb_context *ctdb, int argc, const char **argv)
3249 const char *db_name;
3250 struct ctdb_db_context *ctdb_db;
3251 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
3252 struct ctdb_transaction_handle *h;
3258 talloc_free(tmp_ctx);
3262 fd = open(argv[2], O_RDONLY);
3264 DEBUG(DEBUG_ERR,("Failed to open file containing record data : %s %s\n", argv[2], strerror(errno)));
3265 talloc_free(tmp_ctx);
3269 ret = fstat(fd, &st);
3271 DEBUG(DEBUG_ERR,("fstat of file %s failed: %s\n", argv[2], strerror(errno)));
3273 talloc_free(tmp_ctx);
3277 if (!S_ISREG(st.st_mode)) {
3278 DEBUG(DEBUG_ERR,("Not a regular file %s\n", argv[2]));
3280 talloc_free(tmp_ctx);
3284 data.dsize = st.st_size;
3285 if (data.dsize == 0) {
3288 data.dptr = talloc_size(tmp_ctx, data.dsize);
3289 if (data.dptr == NULL) {
3290 DEBUG(DEBUG_ERR,("Failed to talloc %d of memory to store record data\n", (int)data.dsize));
3292 talloc_free(tmp_ctx);
3295 ret = read(fd, data.dptr, data.dsize);
3296 if (ret != data.dsize) {
3297 DEBUG(DEBUG_ERR,("Failed to read %d bytes of record data\n", (int)data.dsize));
3299 talloc_free(tmp_ctx);
3308 ctdb_db = ctdb_attach(ctdb, db_name, true, 0);
3310 if (ctdb_db == NULL) {
3311 DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", db_name));
3312 talloc_free(tmp_ctx);
3316 h = ctdb_transaction_start(ctdb_db, tmp_ctx);
3318 DEBUG(DEBUG_ERR,("Failed to start transaction on database %s\n", db_name));
3319 talloc_free(tmp_ctx);
3323 key.dptr = discard_const(argv[1]);
3324 key.dsize = strlen(argv[1]);
3325 ret = ctdb_transaction_store(h, key, data);
3327 DEBUG(DEBUG_ERR,("Failed to store record\n"));
3328 talloc_free(tmp_ctx);
3332 ret = ctdb_transaction_commit(h);
3334 DEBUG(DEBUG_ERR,("Failed to commit transaction\n"));
3335 talloc_free(tmp_ctx);
3340 talloc_free(tmp_ctx);
3345 check if a service is bound to a port or not
3347 static int control_chktcpport(struct ctdb_context *ctdb, int argc, const char **argv)
3352 struct sockaddr_in sin;
3355 printf("Use: ctdb chktcport <port>\n");
3359 port = atoi(argv[0]);
3361 s = socket(PF_INET, SOCK_STREAM, IPPROTO_TCP);
3363 printf("Failed to open local socket\n");
3367 v = fcntl(s, F_GETFL, 0);
3368 fcntl(s, F_SETFL, v | O_NONBLOCK);
3370 bzero(&sin, sizeof(sin));
3371 sin.sin_family = PF_INET;
3372 sin.sin_port = htons(port);
3373 ret = bind(s, (struct sockaddr *)&sin, sizeof(sin));
3376 printf("Failed to bind to local socket: %d %s\n", errno, strerror(errno));
3385 static void log_handler(struct ctdb_context *ctdb, uint64_t srvid,
3386 TDB_DATA data, void *private_data)
3388 DEBUG(DEBUG_ERR,("Log data received\n"));
3389 if (data.dsize > 0) {
3390 printf("%s", data.dptr);
3397 display a list of log messages from the in memory ringbuffer
3399 static int control_getlog(struct ctdb_context *ctdb, int argc, const char **argv)
3403 struct ctdb_get_log_addr log_addr;
3405 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
3410 DEBUG(DEBUG_ERR,("Invalid arguments\n"));
3411 talloc_free(tmp_ctx);
3415 log_addr.pnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE);
3416 log_addr.srvid = getpid();
3417 if (isalpha(argv[0][0]) || argv[0][0] == '-') {
3418 log_addr.level = get_debug_by_desc(argv[0]);
3420 log_addr.level = strtol(argv[0], NULL, 0);
3424 data.dptr = (unsigned char *)&log_addr;
3425 data.dsize = sizeof(log_addr);
3427 DEBUG(DEBUG_ERR, ("Pulling logs from node %u\n", options.pnn));
3429 ctdb_client_set_message_handler(ctdb, log_addr.srvid, log_handler, NULL);
3432 DEBUG(DEBUG_ERR,("Listen for response on %d\n", (int)log_addr.srvid));
3434 ret = ctdb_control(ctdb, options.pnn, 0, CTDB_CONTROL_GET_LOG,
3435 0, data, tmp_ctx, NULL, &res, NULL, &errmsg);
3436 if (ret != 0 || res != 0) {
3437 DEBUG(DEBUG_ERR,("Failed to get logs - %s\n", errmsg));
3438 talloc_free(tmp_ctx);
3443 tv = timeval_current();
3444 /* this loop will terminate when we have received the reply */
3445 while (timeval_elapsed(&tv) < 3.0) {
3446 event_loop_once(ctdb->ev);
3449 DEBUG(DEBUG_INFO,("Timed out waiting for log data.\n"));
3451 talloc_free(tmp_ctx);
3456 clear the in memory log area
3458 static int control_clearlog(struct ctdb_context *ctdb, int argc, const char **argv)
3463 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
3465 ret = ctdb_control(ctdb, options.pnn, 0, CTDB_CONTROL_CLEAR_LOG,
3466 0, tdb_null, tmp_ctx, NULL, &res, NULL, &errmsg);
3467 if (ret != 0 || res != 0) {
3468 DEBUG(DEBUG_ERR,("Failed to clear logs\n"));
3469 talloc_free(tmp_ctx);
3473 talloc_free(tmp_ctx);
3480 display a list of the databases on a remote ctdb
3482 static int control_getdbmap(struct ctdb_context *ctdb, int argc, const char **argv)
3485 struct ctdb_dbid_map *dbmap=NULL;
3487 ret = ctdb_ctrl_getdbmap(ctdb, TIMELIMIT(), options.pnn, ctdb, &dbmap);
3489 DEBUG(DEBUG_ERR, ("Unable to get dbids from node %u\n", options.pnn));
3493 if(options.machinereadable){
3494 printf(":ID:Name:Path:Persistent:Unhealthy:\n");
3495 for(i=0;i<dbmap->num;i++){
3501 ctdb_ctrl_getdbpath(ctdb, TIMELIMIT(), options.pnn,
3502 dbmap->dbs[i].dbid, ctdb, &path);
3503 ctdb_ctrl_getdbname(ctdb, TIMELIMIT(), options.pnn,
3504 dbmap->dbs[i].dbid, ctdb, &name);
3505 ctdb_ctrl_getdbhealth(ctdb, TIMELIMIT(), options.pnn,
3506 dbmap->dbs[i].dbid, ctdb, &health);
3507 persistent = dbmap->dbs[i].persistent;
3508 printf(":0x%08X:%s:%s:%d:%d:\n",
3509 dbmap->dbs[i].dbid, name, path,
3510 !!(persistent), !!(health));
3515 printf("Number of databases:%d\n", dbmap->num);
3516 for(i=0;i<dbmap->num;i++){
3522 ctdb_ctrl_getdbpath(ctdb, TIMELIMIT(), options.pnn, dbmap->dbs[i].dbid, ctdb, &path);
3523 ctdb_ctrl_getdbname(ctdb, TIMELIMIT(), options.pnn, dbmap->dbs[i].dbid, ctdb, &name);
3524 ctdb_ctrl_getdbhealth(ctdb, TIMELIMIT(), options.pnn, dbmap->dbs[i].dbid, ctdb, &health);
3525 persistent = dbmap->dbs[i].persistent;
3526 printf("dbid:0x%08x name:%s path:%s%s%s\n",
3527 dbmap->dbs[i].dbid, name, path,
3528 persistent?" PERSISTENT":"",
3529 health?" UNHEALTHY":"");
3536 display the status of a database on a remote ctdb
3538 static int control_getdbstatus(struct ctdb_context *ctdb, int argc, const char **argv)
3541 struct ctdb_dbid_map *dbmap=NULL;
3542 const char *db_name;
3550 ret = ctdb_ctrl_getdbmap(ctdb, TIMELIMIT(), options.pnn, ctdb, &dbmap);
3552 DEBUG(DEBUG_ERR, ("Unable to get dbids from node %u\n", options.pnn));
3556 for(i=0;i<dbmap->num;i++){
3562 ctdb_ctrl_getdbname(ctdb, TIMELIMIT(), options.pnn, dbmap->dbs[i].dbid, ctdb, &name);
3563 if (strcmp(name, db_name) != 0) {
3567 ctdb_ctrl_getdbpath(ctdb, TIMELIMIT(), options.pnn, dbmap->dbs[i].dbid, ctdb, &path);
3568 ctdb_ctrl_getdbhealth(ctdb, TIMELIMIT(), options.pnn, dbmap->dbs[i].dbid, ctdb, &health);
3569 persistent = dbmap->dbs[i].persistent;
3570 printf("dbid: 0x%08x\nname: %s\npath: %s\nPERSISTENT: %s\nHEALTH: %s\n",
3571 dbmap->dbs[i].dbid, name, path,
3572 persistent?"yes":"no",
3573 health?health:"OK");
3577 DEBUG(DEBUG_ERR, ("db %s doesn't exist on node %u\n", db_name, options.pnn));
3582 check if the local node is recmaster or not
3583 it will return 1 if this node is the recmaster and 0 if it is not
3584 or if the local ctdb daemon could not be contacted
3586 static int control_isnotrecmaster(struct ctdb_context *ctdb, int argc, const char **argv)
3588 uint32_t mypnn, recmaster;
3590 mypnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), options.pnn);
3592 printf("Failed to get pnn of node\n");
3596 if (!ctdb_getrecmaster(ctdb_connection, options.pnn, &recmaster)) {
3597 printf("Failed to get the recmaster\n");
3601 if (recmaster != mypnn) {
3602 printf("this node is not the recmaster\n");
3606 printf("this node is the recmaster\n");
3613 static int control_ping(struct ctdb_context *ctdb, int argc, const char **argv)
3616 struct timeval tv = timeval_current();
3617 ret = ctdb_ctrl_ping(ctdb, options.pnn);
3619 printf("Unable to get ping response from node %u\n", options.pnn);
3622 printf("response from %u time=%.6f sec (%d clients)\n",
3623 options.pnn, timeval_elapsed(&tv), ret);
3632 static int control_getvar(struct ctdb_context *ctdb, int argc, const char **argv)
3643 ret = ctdb_ctrl_get_tunable(ctdb, TIMELIMIT(), options.pnn, name, &value);
3645 DEBUG(DEBUG_ERR, ("Unable to get tunable variable '%s'\n", name));
3649 printf("%-19s = %u\n", name, value);
3656 static int control_setvar(struct ctdb_context *ctdb, int argc, const char **argv)
3667 value = strtoul(argv[1], NULL, 0);
3669 ret = ctdb_ctrl_set_tunable(ctdb, TIMELIMIT(), options.pnn, name, value);
3671 DEBUG(DEBUG_ERR, ("Unable to set tunable variable '%s'\n", name));
3680 static int control_listvars(struct ctdb_context *ctdb, int argc, const char **argv)
3686 ret = ctdb_ctrl_list_tunables(ctdb, TIMELIMIT(), options.pnn, ctdb, &list, &count);
3688 DEBUG(DEBUG_ERR, ("Unable to list tunable variables\n"));
3692 for (i=0;i<count;i++) {
3693 control_getvar(ctdb, 1, &list[i]);
3702 display debug level on a node
3704 static int control_getdebug(struct ctdb_context *ctdb, int argc, const char **argv)
3709 ret = ctdb_ctrl_get_debuglevel(ctdb, options.pnn, &level);
3711 DEBUG(DEBUG_ERR, ("Unable to get debuglevel response from node %u\n", options.pnn));
3714 if (options.machinereadable){
3715 printf(":Name:Level:\n");
3716 printf(":%s:%d:\n",get_debug_by_level(level),level);
3718 printf("Node %u is at debug level %s (%d)\n", options.pnn, get_debug_by_level(level), level);
3725 display reclock file of a node
3727 static int control_getreclock(struct ctdb_context *ctdb, int argc, const char **argv)
3730 const char *reclock;
3732 ret = ctdb_ctrl_getreclock(ctdb, TIMELIMIT(), options.pnn, ctdb, &reclock);
3734 DEBUG(DEBUG_ERR, ("Unable to get reclock file from node %u\n", options.pnn));
3737 if (options.machinereadable){
3738 if (reclock != NULL) {
3739 printf("%s", reclock);
3742 if (reclock == NULL) {
3743 printf("No reclock file used.\n");
3745 printf("Reclock file:%s\n", reclock);
3753 set the reclock file of a node
3755 static int control_setreclock(struct ctdb_context *ctdb, int argc, const char **argv)
3758 const char *reclock;
3762 } else if (argc == 1) {
3768 ret = ctdb_ctrl_setreclock(ctdb, TIMELIMIT(), options.pnn, reclock);
3770 DEBUG(DEBUG_ERR, ("Unable to get reclock file from node %u\n", options.pnn));
3777 set the natgw state on/off
3779 static int control_setnatgwstate(struct ctdb_context *ctdb, int argc, const char **argv)
3782 uint32_t natgwstate;
3788 if (!strcmp(argv[0], "on")) {
3790 } else if (!strcmp(argv[0], "off")) {
3796 ret = ctdb_ctrl_setnatgwstate(ctdb, TIMELIMIT(), options.pnn, natgwstate);
3798 DEBUG(DEBUG_ERR, ("Unable to set the natgw state for node %u\n", options.pnn));
3806 set the lmaster role on/off
3808 static int control_setlmasterrole(struct ctdb_context *ctdb, int argc, const char **argv)
3811 uint32_t lmasterrole;
3817 if (!strcmp(argv[0], "on")) {
3819 } else if (!strcmp(argv[0], "off")) {
3825 ret = ctdb_ctrl_setlmasterrole(ctdb, TIMELIMIT(), options.pnn, lmasterrole);
3827 DEBUG(DEBUG_ERR, ("Unable to set the lmaster role for node %u\n", options.pnn));
3835 set the recmaster role on/off
3837 static int control_setrecmasterrole(struct ctdb_context *ctdb, int argc, const char **argv)
3840 uint32_t recmasterrole;
3846 if (!strcmp(argv[0], "on")) {
3848 } else if (!strcmp(argv[0], "off")) {
3854 ret = ctdb_ctrl_setrecmasterrole(ctdb, TIMELIMIT(), options.pnn, recmasterrole);
3856 DEBUG(DEBUG_ERR, ("Unable to set the recmaster role for node %u\n", options.pnn));
3864 set debug level on a node or all nodes
3866 static int control_setdebug(struct ctdb_context *ctdb, int argc, const char **argv)
3872 printf("You must specify the debug level. Valid levels are:\n");
3873 for (i=0; debug_levels[i].description != NULL; i++) {
3874 printf("%s (%d)\n", debug_levels[i].description, debug_levels[i].level);
3880 if (isalpha(argv[0][0]) || argv[0][0] == '-') {
3881 level = get_debug_by_desc(argv[0]);
3883 level = strtol(argv[0], NULL, 0);
3886 for (i=0; debug_levels[i].description != NULL; i++) {
3887 if (level == debug_levels[i].level) {
3891 if (debug_levels[i].description == NULL) {
3892 printf("Invalid debug level, must be one of\n");
3893 for (i=0; debug_levels[i].description != NULL; i++) {
3894 printf("%s (%d)\n", debug_levels[i].description, debug_levels[i].level);
3899 ret = ctdb_ctrl_set_debuglevel(ctdb, options.pnn, level);
3901 DEBUG(DEBUG_ERR, ("Unable to set debug level on node %u\n", options.pnn));
3910 static int control_thaw(struct ctdb_context *ctdb, int argc, const char **argv)
3916 priority = strtol(argv[0], NULL, 0);
3920 DEBUG(DEBUG_ERR,("Thaw by priority %u\n", priority));
3922 ret = ctdb_ctrl_thaw_priority(ctdb, TIMELIMIT(), options.pnn, priority);
3924 DEBUG(DEBUG_ERR, ("Unable to thaw node %u\n", options.pnn));
3931 attach to a database
3933 static int control_attach(struct ctdb_context *ctdb, int argc, const char **argv)
3935 const char *db_name;
3936 struct ctdb_db_context *ctdb_db;
3937 bool persistent = false;
3947 if (strcmp(argv[1], "persistent") != 0) {
3953 ctdb_db = ctdb_attach(ctdb, db_name, persistent, 0);
3954 if (ctdb_db == NULL) {
3955 DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", db_name));
3965 static int control_setdbprio(struct ctdb_context *ctdb, int argc, const char **argv)
3967 struct ctdb_db_priority db_prio;
3974 db_prio.db_id = strtoul(argv[0], NULL, 0);
3975 db_prio.priority = strtoul(argv[1], NULL, 0);
3977 ret = ctdb_ctrl_set_db_priority(ctdb, TIMELIMIT(), options.pnn, &db_prio);
3979 DEBUG(DEBUG_ERR,("Unable to set db prio\n"));
3989 static int control_getdbprio(struct ctdb_context *ctdb, int argc, const char **argv)
3991 uint32_t db_id, priority;
3998 db_id = strtoul(argv[0], NULL, 0);
4000 ret = ctdb_ctrl_get_db_priority(ctdb, TIMELIMIT(), options.pnn, db_id, &priority);
4002 DEBUG(DEBUG_ERR,("Unable to get db prio\n"));
4006 DEBUG(DEBUG_ERR,("Priority:%u\n", priority));
4012 run an eventscript on a node
4014 static int control_eventscript(struct ctdb_context *ctdb, int argc, const char **argv)
4020 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
4023 DEBUG(DEBUG_ERR,("Invalid arguments\n"));
4027 data.dptr = (unsigned char *)discard_const(argv[0]);
4028 data.dsize = strlen((char *)data.dptr) + 1;
4030 DEBUG(DEBUG_ERR, ("Running eventscripts with arguments \"%s\" on node %u\n", data.dptr, options.pnn));
4032 ret = ctdb_control(ctdb, options.pnn, 0, CTDB_CONTROL_RUN_EVENTSCRIPTS,
4033 0, data, tmp_ctx, NULL, &res, NULL, &errmsg);
4034 if (ret != 0 || res != 0) {
4035 DEBUG(DEBUG_ERR,("Failed to run eventscripts - %s\n", errmsg));
4036 talloc_free(tmp_ctx);
4039 talloc_free(tmp_ctx);
4043 #define DB_VERSION 1
4044 #define MAX_DB_NAME 64
4045 struct db_file_header {
4046 unsigned long version;
4048 unsigned long persistent;
4050 const char name[MAX_DB_NAME];
4053 struct backup_data {
4054 struct ctdb_marshall_buffer *records;
4057 bool traverse_error;
4060 static int backup_traverse(struct tdb_context *tdb, TDB_DATA key, TDB_DATA data, void *private)
4062 struct backup_data *bd = talloc_get_type(private, struct backup_data);
4063 struct ctdb_rec_data *rec;
4065 /* add the record */
4066 rec = ctdb_marshall_record(bd->records, 0, key, NULL, data);
4068 bd->traverse_error = true;
4069 DEBUG(DEBUG_ERR,("Failed to marshall record\n"));
4072 bd->records = talloc_realloc_size(NULL, bd->records, rec->length + bd->len);
4073 if (bd->records == NULL) {
4074 DEBUG(DEBUG_ERR,("Failed to expand marshalling buffer\n"));
4075 bd->traverse_error = true;
4078 bd->records->count++;
4079 memcpy(bd->len+(uint8_t *)bd->records, rec, rec->length);
4080 bd->len += rec->length;
4088 * backup a database to a file
4090 static int control_backupdb(struct ctdb_context *ctdb, int argc, const char **argv)
4093 struct ctdb_dbid_map *dbmap=NULL;
4094 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
4095 struct db_file_header dbhdr;
4096 struct ctdb_db_context *ctdb_db;
4097 struct backup_data *bd;
4100 const char *reason = NULL;
4103 DEBUG(DEBUG_ERR,("Invalid arguments\n"));
4107 ret = ctdb_ctrl_getdbmap(ctdb, TIMELIMIT(), options.pnn, tmp_ctx, &dbmap);
4109 DEBUG(DEBUG_ERR, ("Unable to get dbids from node %u\n", options.pnn));
4113 for(i=0;i<dbmap->num;i++){
4116 ctdb_ctrl_getdbname(ctdb, TIMELIMIT(), options.pnn, dbmap->dbs[i].dbid, tmp_ctx, &name);
4117 if(!strcmp(argv[0], name)){
4118 talloc_free(discard_const(name));
4121 talloc_free(discard_const(name));
4123 if (i == dbmap->num) {
4124 DEBUG(DEBUG_ERR,("No database with name '%s' found\n", argv[0]));
4125 talloc_free(tmp_ctx);
4129 ret = ctdb_ctrl_getdbhealth(ctdb, TIMELIMIT(), options.pnn,
4130 dbmap->dbs[i].dbid, tmp_ctx, &reason);
4132 DEBUG(DEBUG_ERR,("Unable to get dbhealth for database '%s'\n",
4134 talloc_free(tmp_ctx);
4138 uint32_t allow_unhealthy = 0;
4140 ctdb_ctrl_get_tunable(ctdb, TIMELIMIT(), options.pnn,
4141 "AllowUnhealthyDBRead",
4144 if (allow_unhealthy != 1) {
4145 DEBUG(DEBUG_ERR,("database '%s' is unhealthy: %s\n",
4148 DEBUG(DEBUG_ERR,("disallow backup : tunable AllowUnhealthyDBRead = %u\n",
4150 talloc_free(tmp_ctx);
4154 DEBUG(DEBUG_WARNING,("WARNING database '%s' is unhealthy - see 'ctdb getdbstatus %s'\n",
4156 DEBUG(DEBUG_WARNING,("WARNING! allow backup of unhealthy database: "
4157 "tunnable AllowUnhealthyDBRead = %u\n",
4161 ctdb_db = ctdb_attach(ctdb, argv[0], dbmap->dbs[i].persistent, 0);
4162 if (ctdb_db == NULL) {
4163 DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", argv[0]));
4164 talloc_free(tmp_ctx);
4169 ret = tdb_transaction_start(ctdb_db->ltdb->tdb);
4171 DEBUG(DEBUG_ERR,("Failed to start transaction\n"));
4172 talloc_free(tmp_ctx);
4177 bd = talloc_zero(tmp_ctx, struct backup_data);
4179 DEBUG(DEBUG_ERR,("Failed to allocate backup_data\n"));
4180 talloc_free(tmp_ctx);
4184 bd->records = talloc_zero(bd, struct ctdb_marshall_buffer);
4185 if (bd->records == NULL) {
4186 DEBUG(DEBUG_ERR,("Failed to allocate ctdb_marshall_buffer\n"));
4187 talloc_free(tmp_ctx);
4191 bd->len = offsetof(struct ctdb_marshall_buffer, data);
4192 bd->records->db_id = ctdb_db->db_id;
4193 /* traverse the database collecting all records */
4194 if (tdb_traverse_read(ctdb_db->ltdb->tdb, backup_traverse, bd) == -1 ||
4195 bd->traverse_error) {
4196 DEBUG(DEBUG_ERR,("Traverse error\n"));
4197 talloc_free(tmp_ctx);
4201 tdb_transaction_cancel(ctdb_db->ltdb->tdb);
4204 fh = open(argv[1], O_RDWR|O_CREAT, 0600);
4206 DEBUG(DEBUG_ERR,("Failed to open file '%s'\n", argv[1]));
4207 talloc_free(tmp_ctx);
4211 dbhdr.version = DB_VERSION;
4212 dbhdr.timestamp = time(NULL);
4213 dbhdr.persistent = dbmap->dbs[i].persistent;
4214 dbhdr.size = bd->len;
4215 if (strlen(argv[0]) >= MAX_DB_NAME) {
4216 DEBUG(DEBUG_ERR,("Too long dbname\n"));
4219 strncpy(discard_const(dbhdr.name), argv[0], MAX_DB_NAME);
4220 ret = write(fh, &dbhdr, sizeof(dbhdr));
4222 DEBUG(DEBUG_ERR,("write failed: %s\n", strerror(errno)));
4225 ret = write(fh, bd->records, bd->len);
4227 DEBUG(DEBUG_ERR,("write failed: %s\n", strerror(errno)));
4236 DEBUG(DEBUG_ERR,("close failed: %s\n", strerror(errno)));
4240 DEBUG(DEBUG_ERR,("Database acked up to %s\n", argv[1]));
4242 talloc_free(tmp_ctx);
4247 * restore a database from a file
4249 static int control_restoredb(struct ctdb_context *ctdb, int argc, const char **argv)
4252 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
4255 struct db_file_header dbhdr;
4256 struct ctdb_db_context *ctdb_db;
4257 struct ctdb_node_map *nodemap=NULL;
4258 struct ctdb_vnn_map *vnnmap=NULL;
4260 struct ctdb_control_wipe_database w;
4262 uint32_t generation;
4267 if (argc < 1 || argc > 2) {
4268 DEBUG(DEBUG_ERR,("Invalid arguments\n"));
4272 fh = open(argv[0], O_RDONLY);
4274 DEBUG(DEBUG_ERR,("Failed to open file '%s'\n", argv[0]));
4275 talloc_free(tmp_ctx);
4279 read(fh, &dbhdr, sizeof(dbhdr));
4280 if (dbhdr.version != DB_VERSION) {
4281 DEBUG(DEBUG_ERR,("Invalid version of database dump. File is version %lu but expected version was %u\n", dbhdr.version, DB_VERSION));
4282 talloc_free(tmp_ctx);
4286 dbname = discard_const(dbhdr.name);
4288 dbname = discard_const(argv[1]);
4291 outdata.dsize = dbhdr.size;
4292 outdata.dptr = talloc_size(tmp_ctx, outdata.dsize);
4293 if (outdata.dptr == NULL) {
4294 DEBUG(DEBUG_ERR,("Failed to allocate data of size '%lu'\n", dbhdr.size));
4296 talloc_free(tmp_ctx);
4299 read(fh, outdata.dptr, outdata.dsize);
4302 tm = localtime(&dbhdr.timestamp);
4303 strftime(tbuf,sizeof(tbuf)-1,"%Y/%m/%d %H:%M:%S", tm);
4304 printf("Restoring database '%s' from backup @ %s\n",
4308 ctdb_db = ctdb_attach(ctdb, dbname, dbhdr.persistent, 0);
4309 if (ctdb_db == NULL) {
4310 DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", dbname));
4311 talloc_free(tmp_ctx);
4315 ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), options.pnn, ctdb, &nodemap);
4317 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
4318 talloc_free(tmp_ctx);
4323 ret = ctdb_ctrl_getvnnmap(ctdb, TIMELIMIT(), options.pnn, tmp_ctx, &vnnmap);
4325 DEBUG(DEBUG_ERR, ("Unable to get vnnmap from node %u\n", options.pnn));
4326 talloc_free(tmp_ctx);
4330 /* freeze all nodes */
4331 nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
4332 for (i=1; i<=NUM_DB_PRIORITIES; i++) {
4333 if (ctdb_client_async_control(ctdb, CTDB_CONTROL_FREEZE,
4339 DEBUG(DEBUG_ERR, ("Unable to freeze nodes.\n"));
4340 ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
4341 talloc_free(tmp_ctx);
4346 generation = vnnmap->generation;
4347 data.dptr = (void *)&generation;
4348 data.dsize = sizeof(generation);
4350 /* start a cluster wide transaction */
4351 nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
4352 if (ctdb_client_async_control(ctdb, CTDB_CONTROL_TRANSACTION_START,
4354 TIMELIMIT(), false, data,
4357 DEBUG(DEBUG_ERR, ("Unable to start cluster wide transactions.\n"));
4362 w.db_id = ctdb_db->db_id;
4363 w.transaction_id = generation;
4365 data.dptr = (void *)&w;
4366 data.dsize = sizeof(w);
4368 /* wipe all the remote databases. */
4369 nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
4370 if (ctdb_client_async_control(ctdb, CTDB_CONTROL_WIPE_DATABASE,
4372 TIMELIMIT(), false, data,
4375 DEBUG(DEBUG_ERR, ("Unable to wipe database.\n"));
4376 ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
4377 talloc_free(tmp_ctx);
4381 /* push the database */
4382 nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
4383 if (ctdb_client_async_control(ctdb, CTDB_CONTROL_PUSH_DB,
4385 TIMELIMIT(), false, outdata,
4388 DEBUG(DEBUG_ERR, ("Failed to push database.\n"));
4389 ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
4390 talloc_free(tmp_ctx);
4394 data.dptr = (void *)&ctdb_db->db_id;
4395 data.dsize = sizeof(ctdb_db->db_id);
4397 /* mark the database as healthy */
4398 nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
4399 if (ctdb_client_async_control(ctdb, CTDB_CONTROL_DB_SET_HEALTHY,
4401 TIMELIMIT(), false, data,
4404 DEBUG(DEBUG_ERR, ("Failed to mark database as healthy.\n"));
4405 ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
4406 talloc_free(tmp_ctx);
4410 data.dptr = (void *)&generation;
4411 data.dsize = sizeof(generation);
4413 /* commit all the changes */
4414 if (ctdb_client_async_control(ctdb, CTDB_CONTROL_TRANSACTION_COMMIT,
4416 TIMELIMIT(), false, data,
4419 DEBUG(DEBUG_ERR, ("Unable to commit databases.\n"));
4420 ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
4421 talloc_free(tmp_ctx);
4426 /* thaw all nodes */
4427 nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
4428 if (ctdb_client_async_control(ctdb, CTDB_CONTROL_THAW,
4434 DEBUG(DEBUG_ERR, ("Unable to thaw nodes.\n"));
4435 ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
4436 talloc_free(tmp_ctx);
4441 talloc_free(tmp_ctx);
4446 * dump a database backup from a file
4448 static int control_dumpdbbackup(struct ctdb_context *ctdb, int argc, const char **argv)
4450 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
4452 struct db_file_header dbhdr;
4456 struct ctdb_rec_data *rec = NULL;
4457 struct ctdb_marshall_buffer *m;
4460 DEBUG(DEBUG_ERR,("Invalid arguments\n"));
4464 fh = open(argv[0], O_RDONLY);
4466 DEBUG(DEBUG_ERR,("Failed to open file '%s'\n", argv[0]));
4467 talloc_free(tmp_ctx);
4471 read(fh, &dbhdr, sizeof(dbhdr));
4472 if (dbhdr.version != DB_VERSION) {
4473 DEBUG(DEBUG_ERR,("Invalid version of database dump. File is version %lu but expected version was %u\n", dbhdr.version, DB_VERSION));
4474 talloc_free(tmp_ctx);
4478 outdata.dsize = dbhdr.size;
4479 outdata.dptr = talloc_size(tmp_ctx, outdata.dsize);
4480 if (outdata.dptr == NULL) {
4481 DEBUG(DEBUG_ERR,("Failed to allocate data of size '%lu'\n", dbhdr.size));
4483 talloc_free(tmp_ctx);
4486 read(fh, outdata.dptr, outdata.dsize);
4488 m = (struct ctdb_marshall_buffer *)outdata.dptr;
4490 tm = localtime(&dbhdr.timestamp);
4491 strftime(tbuf,sizeof(tbuf)-1,"%Y/%m/%d %H:%M:%S", tm);
4492 printf("Backup of database name:'%s' dbid:0x%x08x from @ %s\n",
4493 dbhdr.name, m->db_id, tbuf);
4495 for (i=0; i < m->count; i++) {
4499 /* we do not want the header splitted, so we pass NULL*/
4500 rec = ctdb_marshall_loop_next(m, rec, &reqid,
4503 ctdb_dumpdb_record(ctdb, key, data, stdout);
4506 printf("Dumped %d records\n", i);
4507 talloc_free(tmp_ctx);
4512 * wipe a database from a file
4514 static int control_wipedb(struct ctdb_context *ctdb, int argc,
4518 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
4520 struct ctdb_db_context *ctdb_db;
4521 struct ctdb_node_map *nodemap = NULL;
4522 struct ctdb_vnn_map *vnnmap = NULL;
4524 struct ctdb_control_wipe_database w;
4526 uint32_t generation;
4527 struct ctdb_dbid_map *dbmap = NULL;
4530 DEBUG(DEBUG_ERR,("Invalid arguments\n"));
4534 ret = ctdb_ctrl_getdbmap(ctdb, TIMELIMIT(), options.pnn, tmp_ctx,
4537 DEBUG(DEBUG_ERR, ("Unable to get dbids from node %u\n",
4542 for(i=0;i<dbmap->num;i++){
4545 ctdb_ctrl_getdbname(ctdb, TIMELIMIT(), options.pnn,
4546 dbmap->dbs[i].dbid, tmp_ctx, &name);
4547 if(!strcmp(argv[0], name)){
4548 talloc_free(discard_const(name));
4551 talloc_free(discard_const(name));
4553 if (i == dbmap->num) {
4554 DEBUG(DEBUG_ERR, ("No database with name '%s' found\n",
4556 talloc_free(tmp_ctx);
4560 ctdb_db = ctdb_attach(ctdb, argv[0], dbmap->dbs[i].persistent, 0);
4561 if (ctdb_db == NULL) {
4562 DEBUG(DEBUG_ERR, ("Unable to attach to database '%s'\n",
4564 talloc_free(tmp_ctx);
4568 ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), options.pnn, ctdb,
4571 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n",
4573 talloc_free(tmp_ctx);
4577 ret = ctdb_ctrl_getvnnmap(ctdb, TIMELIMIT(), options.pnn, tmp_ctx,
4580 DEBUG(DEBUG_ERR, ("Unable to get vnnmap from node %u\n",
4582 talloc_free(tmp_ctx);
4586 /* freeze all nodes */
4587 nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
4588 for (i=1; i<=NUM_DB_PRIORITIES; i++) {
4589 ret = ctdb_client_async_control(ctdb, CTDB_CONTROL_FREEZE,
4596 DEBUG(DEBUG_ERR, ("Unable to freeze nodes.\n"));
4597 ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn,
4598 CTDB_RECOVERY_ACTIVE);
4599 talloc_free(tmp_ctx);
4604 generation = vnnmap->generation;
4605 data.dptr = (void *)&generation;
4606 data.dsize = sizeof(generation);
4608 /* start a cluster wide transaction */
4609 nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
4610 ret = ctdb_client_async_control(ctdb, CTDB_CONTROL_TRANSACTION_START,
4612 TIMELIMIT(), false, data,
4616 DEBUG(DEBUG_ERR, ("Unable to start cluster wide "
4617 "transactions.\n"));
4621 w.db_id = ctdb_db->db_id;
4622 w.transaction_id = generation;
4624 data.dptr = (void *)&w;
4625 data.dsize = sizeof(w);
4627 /* wipe all the remote databases. */
4628 nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
4629 if (ctdb_client_async_control(ctdb, CTDB_CONTROL_WIPE_DATABASE,
4631 TIMELIMIT(), false, data,
4634 DEBUG(DEBUG_ERR, ("Unable to wipe database.\n"));
4635 ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
4636 talloc_free(tmp_ctx);
4640 data.dptr = (void *)&ctdb_db->db_id;
4641 data.dsize = sizeof(ctdb_db->db_id);
4643 /* mark the database as healthy */
4644 nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
4645 if (ctdb_client_async_control(ctdb, CTDB_CONTROL_DB_SET_HEALTHY,
4647 TIMELIMIT(), false, data,
4650 DEBUG(DEBUG_ERR, ("Failed to mark database as healthy.\n"));
4651 ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
4652 talloc_free(tmp_ctx);
4656 data.dptr = (void *)&generation;
4657 data.dsize = sizeof(generation);
4659 /* commit all the changes */
4660 if (ctdb_client_async_control(ctdb, CTDB_CONTROL_TRANSACTION_COMMIT,
4662 TIMELIMIT(), false, data,
4665 DEBUG(DEBUG_ERR, ("Unable to commit databases.\n"));
4666 ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
4667 talloc_free(tmp_ctx);
4671 /* thaw all nodes */
4672 nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
4673 if (ctdb_client_async_control(ctdb, CTDB_CONTROL_THAW,
4679 DEBUG(DEBUG_ERR, ("Unable to thaw nodes.\n"));
4680 ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
4681 talloc_free(tmp_ctx);
4685 DEBUG(DEBUG_ERR, ("Database wiped.\n"));
4687 talloc_free(tmp_ctx);
4694 static int control_dumpmemory(struct ctdb_context *ctdb, int argc, const char **argv)
4700 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
4701 ret = ctdb_control(ctdb, options.pnn, 0, CTDB_CONTROL_DUMP_MEMORY,
4702 0, tdb_null, tmp_ctx, &data, &res, NULL, &errmsg);
4703 if (ret != 0 || res != 0) {
4704 DEBUG(DEBUG_ERR,("Failed to dump memory - %s\n", errmsg));
4705 talloc_free(tmp_ctx);
4708 write(1, data.dptr, data.dsize);
4709 talloc_free(tmp_ctx);
4714 handler for memory dumps
4716 static void mem_dump_handler(struct ctdb_context *ctdb, uint64_t srvid,
4717 TDB_DATA data, void *private_data)
4719 write(1, data.dptr, data.dsize);
4724 dump memory usage on the recovery daemon
4726 static int control_rddumpmemory(struct ctdb_context *ctdb, int argc, const char **argv)
4730 struct rd_memdump_reply rd;
4732 rd.pnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE);
4734 DEBUG(DEBUG_ERR, ("Failed to get pnn of local node\n"));
4737 rd.srvid = getpid();
4739 /* register a message port for receiveing the reply so that we
4740 can receive the reply
4742 ctdb_client_set_message_handler(ctdb, rd.srvid, mem_dump_handler, NULL);
4745 data.dptr = (uint8_t *)&rd;
4746 data.dsize = sizeof(rd);
4748 ret = ctdb_client_send_message(ctdb, options.pnn, CTDB_SRVID_MEM_DUMP, data);
4750 DEBUG(DEBUG_ERR,("Failed to send memdump request message to %u\n", options.pnn));
4754 /* this loop will terminate when we have received the reply */
4756 event_loop_once(ctdb->ev);
4763 send a message to a srvid
4765 static int control_msgsend(struct ctdb_context *ctdb, int argc, const char **argv)
4767 unsigned long srvid;
4775 srvid = strtoul(argv[0], NULL, 0);
4777 data.dptr = (uint8_t *)discard_const(argv[1]);
4778 data.dsize= strlen(argv[1]);
4780 ret = ctdb_client_send_message(ctdb, CTDB_BROADCAST_CONNECTED, srvid, data);
4782 DEBUG(DEBUG_ERR,("Failed to send memdump request message to %u\n", options.pnn));
4790 handler for msglisten
4792 static void msglisten_handler(struct ctdb_context *ctdb, uint64_t srvid,
4793 TDB_DATA data, void *private_data)
4797 printf("Message received: ");
4798 for (i=0;i<data.dsize;i++) {
4799 printf("%c", data.dptr[i]);
4805 listen for messages on a messageport
4807 static int control_msglisten(struct ctdb_context *ctdb, int argc, const char **argv)
4813 /* register a message port and listen for messages
4815 ctdb_client_set_message_handler(ctdb, srvid, msglisten_handler, NULL);
4816 printf("Listening for messages on srvid:%d\n", (int)srvid);
4819 event_loop_once(ctdb->ev);
4826 list all nodes in the cluster
4827 we parse the nodes file directly
4829 static int control_listnodes(struct ctdb_context *ctdb, int argc, const char **argv)
4831 TALLOC_CTX *mem_ctx = talloc_new(NULL);
4832 struct pnn_node *pnn_nodes;
4833 struct pnn_node *pnn_node;
4835 pnn_nodes = read_nodes_file(mem_ctx);
4836 if (pnn_nodes == NULL) {
4837 DEBUG(DEBUG_ERR,("Failed to read nodes file\n"));
4838 talloc_free(mem_ctx);
4842 for(pnn_node=pnn_nodes;pnn_node;pnn_node=pnn_node->next) {
4843 ctdb_sock_addr addr;
4844 if (parse_ip(pnn_node->addr, NULL, 63999, &addr) == 0) {
4845 DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s' in nodes file\n", pnn_node->addr));
4846 talloc_free(mem_ctx);
4849 if (options.machinereadable){
4850 printf(":%d:%s:\n", pnn_node->pnn, pnn_node->addr);
4852 printf("%s\n", pnn_node->addr);
4855 talloc_free(mem_ctx);
4861 reload the nodes file on the local node
4863 static int control_reload_nodes_file(struct ctdb_context *ctdb, int argc, const char **argv)
4867 struct ctdb_node_map *nodemap=NULL;
4869 mypnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE);
4871 DEBUG(DEBUG_ERR, ("Failed to read pnn of local node\n"));
4875 ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap);
4877 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
4881 /* reload the nodes file on all remote nodes */
4882 for (i=0;i<nodemap->num;i++) {
4883 if (nodemap->nodes[i].pnn == mypnn) {
4886 DEBUG(DEBUG_NOTICE, ("Reloading nodes file on node %u\n", nodemap->nodes[i].pnn));
4887 ret = ctdb_ctrl_reload_nodes_file(ctdb, TIMELIMIT(),
4888 nodemap->nodes[i].pnn);
4890 DEBUG(DEBUG_ERR, ("ERROR: Failed to reload nodes file on node %u. You MUST fix that node manually!\n", nodemap->nodes[i].pnn));
4894 /* reload the nodes file on the local node */
4895 DEBUG(DEBUG_NOTICE, ("Reloading nodes file on node %u\n", mypnn));
4896 ret = ctdb_ctrl_reload_nodes_file(ctdb, TIMELIMIT(), mypnn);
4898 DEBUG(DEBUG_ERR, ("ERROR: Failed to reload nodes file on node %u. You MUST fix that node manually!\n", mypnn));
4901 /* initiate a recovery */
4902 control_recover(ctdb, argc, argv);
4908 static const struct {
4910 int (*fn)(struct ctdb_context *, int, const char **);
4912 bool without_daemon; /* can be run without daemon running ? */
4915 } ctdb_commands[] = {
4917 { "version", control_version, true, false, "show version of ctdb" },
4919 { "status", control_status, true, false, "show node status" },
4920 { "uptime", control_uptime, true, false, "show node uptime" },
4921 { "ping", control_ping, true, false, "ping all nodes" },
4922 { "getvar", control_getvar, true, false, "get a tunable variable", "<name>"},
4923 { "setvar", control_setvar, true, false, "set a tunable variable", "<name> <value>"},
4924 { "listvars", control_listvars, true, false, "list tunable variables"},
4925 { "statistics", control_statistics, false, false, "show statistics" },
4926 { "statisticsreset", control_statistics_reset, true, false, "reset statistics"},
4927 { "stats", control_stats, false, false, "show rolling statistics", "[number of history records]" },
4928 { "ip", control_ip, false, false, "show which public ip's that ctdb manages" },
4929 { "ipinfo", control_ipinfo, true, false, "show details about a public ip that ctdb manages", "<ip>" },
4930 { "ifaces", control_ifaces, true, false, "show which interfaces that ctdb manages" },
4931 { "setifacelink", control_setifacelink, true, false, "set interface link status", "<iface> <status>" },
4932 { "process-exists", control_process_exists, true, false, "check if a process exists on a node", "<pid>"},
4933 { "getdbmap", control_getdbmap, true, false, "show the database map" },
4934 { "getdbstatus", control_getdbstatus, true, false, "show the status of a database", "<dbname>" },
4935 { "catdb", control_catdb, true, false, "dump a database" , "<dbname>"},
4936 { "getmonmode", control_getmonmode, true, false, "show monitoring mode" },
4937 { "getcapabilities", control_getcapabilities, true, false, "show node capabilities" },
4938 { "pnn", control_pnn, true, false, "show the pnn of the currnet node" },
4939 { "lvs", control_lvs, true, false, "show lvs configuration" },
4940 { "lvsmaster", control_lvsmaster, true, false, "show which node is the lvs master" },
4941 { "disablemonitor", control_disable_monmode,true, false, "set monitoring mode to DISABLE" },
4942 { "enablemonitor", control_enable_monmode, true, false, "set monitoring mode to ACTIVE" },
4943 { "setdebug", control_setdebug, true, false, "set debug level", "<EMERG|ALERT|CRIT|ERR|WARNING|NOTICE|INFO|DEBUG>" },
4944 { "getdebug", control_getdebug, true, false, "get debug level" },
4945 { "getlog", control_getlog, true, false, "get the log data from the in memory ringbuffer", "<level>" },
4946 { "clearlog", control_clearlog, true, false, "clear the log data from the in memory ringbuffer" },
4947 { "attach", control_attach, true, false, "attach to a database", "<dbname> [persistent]" },
4948 { "dumpmemory", control_dumpmemory, true, false, "dump memory map to stdout" },
4949 { "rddumpmemory", control_rddumpmemory, true, false, "dump memory map from the recovery daemon to stdout" },
4950 { "getpid", control_getpid, true, false, "get ctdbd process ID" },
4951 { "disable", control_disable, true, false, "disable a nodes public IP" },
4952 { "enable", control_enable, true, false, "enable a nodes public IP" },
4953 { "stop", control_stop, true, false, "stop a node" },
4954 { "continue", control_continue, true, false, "re-start a stopped node" },
4955 { "ban", control_ban, true, false, "ban a node from the cluster", "<bantime|0>"},
4956 { "unban", control_unban, true, false, "unban a node" },
4957 { "showban", control_showban, true, false, "show ban information"},
4958 { "shutdown", control_shutdown, true, false, "shutdown ctdbd" },
4959 { "recover", control_recover, true, false, "force recovery" },
4960 { "sync", control_ipreallocate, true, false, "wait until ctdbd has synced all state changes" },
4961 { "ipreallocate", control_ipreallocate, true, false, "force the recovery daemon to perform a ip reallocation procedure" },
4962 { "thaw", control_thaw, true, false, "thaw databases", "[priority:1-3]" },
4963 { "isnotrecmaster", control_isnotrecmaster, false, false, "check if the local node is recmaster or not" },
4964 { "killtcp", kill_tcp, false, false, "kill a tcp connection.", "<srcip:port> <dstip:port>" },
4965 { "gratiousarp", control_gratious_arp, false, false, "send a gratious arp", "<ip> <interface>" },
4966 { "tickle", tickle_tcp, false, false, "send a tcp tickle ack", "<srcip:port> <dstip:port>" },
4967 { "gettickles", control_get_tickles, false, false, "get the list of tickles registered for this ip", "<ip> [<port>]" },
4968 { "addtickle", control_add_tickle, false, false, "add a tickle for this ip", "<ip>:<port> <ip>:<port>" },
4970 { "deltickle", control_del_tickle, false, false, "delete a tickle from this ip", "<ip>:<port> <ip>:<port>" },
4972 { "regsrvid", regsrvid, false, false, "register a server id", "<pnn> <type> <id>" },
4973 { "unregsrvid", unregsrvid, false, false, "unregister a server id", "<pnn> <type> <id>" },
4974 { "chksrvid", chksrvid, false, false, "check if a server id exists", "<pnn> <type> <id>" },
4975 { "getsrvids", getsrvids, false, false, "get a list of all server ids"},
4976 { "vacuum", ctdb_vacuum, false, false, "vacuum the databases of empty records", "[max_records]"},
4977 { "repack", ctdb_repack, false, false, "repack all databases", "[max_freelist]"},
4978 { "listnodes", control_listnodes, false, true, "list all nodes in the cluster"},
4979 { "reloadnodes", control_reload_nodes_file, false, false, "reload the nodes file and restart the transport on all nodes"},
4980 { "moveip", control_moveip, false, false, "move/failover an ip address to another node", "<ip> <node>"},
4981 { "addip", control_addip, true, false, "add a ip address to a node", "<ip/mask> <iface>"},
4982 { "delip", control_delip, false, false, "delete an ip address from a node", "<ip>"},
4983 { "eventscript", control_eventscript, true, false, "run the eventscript with the given parameters on a node", "<arguments>"},
4984 { "backupdb", control_backupdb, false, false, "backup the database into a file.", "<database> <file>"},
4985 { "restoredb", control_restoredb, false, false, "restore the database from a file.", "<file> [dbname]"},
4986 { "dumpdbbackup", control_dumpdbbackup, false, true, "dump database backup from a file.", "<file>"},
4987 { "wipedb", control_wipedb, false, false, "wipe the contents of a database.", "<dbname>"},
4988 { "recmaster", control_recmaster, false, false, "show the pnn for the recovery master."},
4989 { "scriptstatus", control_scriptstatus, false, false, "show the status of the monitoring scripts (or all scripts)", "[all]"},
4990 { "enablescript", control_enablescript, false, false, "enable an eventscript", "<script>"},
4991 { "disablescript", control_disablescript, false, false, "disable an eventscript", "<script>"},
4992 { "natgwlist", control_natgwlist, false, false, "show the nodes belonging to this natgw configuration"},
4993 { "xpnn", control_xpnn, true, true, "find the pnn of the local node without talking to the daemon (unreliable)" },
4994 { "getreclock", control_getreclock, false, false, "Show the reclock file of a node"},
4995 { "setreclock", control_setreclock, false, false, "Set/clear the reclock file of a node", "[filename]"},
4996 { "setnatgwstate", control_setnatgwstate, false, false, "Set NATGW state to on/off", "{on|off}"},
4997 { "setlmasterrole", control_setlmasterrole, false, false, "Set LMASTER role to on/off", "{on|off}"},
4998 { "setrecmasterrole", control_setrecmasterrole, false, false, "Set RECMASTER role to on/off", "{on|off}"},
4999 { "setdbprio", control_setdbprio, false, false, "Set DB priority", "<dbid> <prio:1-3>"},
5000 { "getdbprio", control_getdbprio, false, false, "Get DB priority", "<dbid>"},
5001 { "msglisten", control_msglisten, false, false, "Listen on a srvid port for messages", "<msg srvid>"},
5002 { "msgsend", control_msgsend, false, false, "Send a message to srvid", "<srvid> <message>"},
5003 { "sync", control_ipreallocate, false, false, "wait until ctdbd has synced all state changes" },
5004 { "pfetch", control_pfetch, false, false, "fetch a record from a persistent database", "<db> <key> [<file>]" },
5005 { "pstore", control_pstore, false, false, "write a record to a persistent database", "<db> <key> <file containing record>" },
5006 { "tfetch", control_tfetch, false, true, "fetch a record from a [c]tdb-file", "<tdb-file> <key> [<file>]" },
5007 { "readkey", control_readkey, true, false, "read the content off a database key", "<tdb-file> <key>" },
5008 { "writekey", control_writekey, true, false, "write to a database key", "<tdb-file> <key> <value>" },
5009 { "checktcpport", control_chktcpport, false, true, "check if a service is bound to a specific tcp port or not", "<port>" },
5015 static void usage(void)
5019 "Usage: ctdb [options] <control>\n" \
5021 " -n <node> choose node number, or 'all' (defaults to local node)\n"
5022 " -Y generate machinereadable output\n"
5023 " -v generate verbose output\n"
5024 " -t <timelimit> set timelimit for control in seconds (default %u)\n", options.timelimit);
5025 printf("Controls:\n");
5026 for (i=0;i<ARRAY_SIZE(ctdb_commands);i++) {
5027 printf(" %-15s %-27s %s\n",
5028 ctdb_commands[i].name,
5029 ctdb_commands[i].args?ctdb_commands[i].args:"",
5030 ctdb_commands[i].msg);
5036 static void ctdb_alarm(int sig)
5038 printf("Maximum runtime exceeded - exiting\n");
5045 int main(int argc, const char *argv[])
5047 struct ctdb_context *ctdb;
5048 char *nodestring = NULL;
5049 struct poptOption popt_options[] = {
5052 { "timelimit", 't', POPT_ARG_INT, &options.timelimit, 0, "timelimit", "integer" },
5053 { "node", 'n', POPT_ARG_STRING, &nodestring, 0, "node", "integer|all" },
5054 { "machinereadable", 'Y', POPT_ARG_NONE, &options.machinereadable, 0, "enable machinereadable output", NULL },
5055 { "verbose", 'v', POPT_ARG_NONE, &options.verbose, 0, "enable verbose output", NULL },
5056 { "maxruntime", 'T', POPT_ARG_INT, &options.maxruntime, 0, "die if runtime exceeds this limit (in seconds)", "integer" },
5060 const char **extra_argv;
5064 struct event_context *ev;
5065 const char *control;
5069 /* set some defaults */
5070 options.maxruntime = 0;
5071 options.timelimit = 3;
5072 options.pnn = CTDB_CURRENT_NODE;
5074 pc = poptGetContext(argv[0], argc, argv, popt_options, POPT_CONTEXT_KEEP_FIRST);
5076 while ((opt = poptGetNextOpt(pc)) != -1) {
5079 DEBUG(DEBUG_ERR, ("Invalid option %s: %s\n",
5080 poptBadOption(pc, 0), poptStrerror(opt)));
5085 /* setup the remaining options for the main program to use */
5086 extra_argv = poptGetArgs(pc);
5089 while (extra_argv[extra_argc]) extra_argc++;
5092 if (extra_argc < 1) {
5096 if (options.maxruntime == 0) {
5097 const char *ctdb_timeout;
5098 ctdb_timeout = getenv("CTDB_TIMEOUT");
5099 if (ctdb_timeout != NULL) {
5100 options.maxruntime = strtoul(ctdb_timeout, NULL, 0);
5102 /* default timeout is 120 seconds */
5103 options.maxruntime = 120;
5107 signal(SIGALRM, ctdb_alarm);
5108 alarm(options.maxruntime);
5110 /* setup the node number to contact */
5111 if (nodestring != NULL) {
5112 if (strcmp(nodestring, "all") == 0) {
5113 options.pnn = CTDB_BROADCAST_ALL;
5115 options.pnn = strtoul(nodestring, NULL, 0);
5119 control = extra_argv[0];
5121 ev = event_context_init(NULL);
5123 DEBUG(DEBUG_ERR, ("Failed to initialize event system\n"));
5126 tevent_loop_allow_nesting(ev);
5128 for (i=0;i<ARRAY_SIZE(ctdb_commands);i++) {
5129 if (strcmp(control, ctdb_commands[i].name) == 0) {
5132 if (ctdb_commands[i].without_daemon == true) {
5136 /* initialise ctdb */
5137 ctdb = ctdb_cmdline_client(ev);
5139 if (ctdb_commands[i].without_daemon == false) {
5140 const char *socket_name;
5143 DEBUG(DEBUG_ERR, ("Failed to init ctdb\n"));
5147 /* initialize a libctdb connection as well */
5148 socket_name = ctdb_get_socketname(ctdb);
5149 ctdb_connection = ctdb_connect(socket_name,
5150 ctdb_log_file, stderr);
5151 if (ctdb_connection == NULL) {
5152 fprintf(stderr, "Failed to connect to daemon from libctdb\n");
5156 /* verify the node exists */
5159 if (options.pnn == CTDB_CURRENT_NODE) {
5161 pnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), options.pnn);
5169 if (ctdb_commands[i].auto_all &&
5170 options.pnn == CTDB_BROADCAST_ALL) {
5175 nodes = ctdb_get_connected_nodes(ctdb, TIMELIMIT(), ctdb, &num_nodes);
5176 CTDB_NO_MEMORY(ctdb, nodes);
5178 for (j=0;j<num_nodes;j++) {
5179 options.pnn = nodes[j];
5180 ret |= ctdb_commands[i].fn(ctdb, extra_argc-1, extra_argv+1);
5184 ret = ctdb_commands[i].fn(ctdb, extra_argc-1, extra_argv+1);
5190 if (i == ARRAY_SIZE(ctdb_commands)) {
5191 DEBUG(DEBUG_ERR, ("Unknown control '%s'\n", control));