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/events/events.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_private.h"
31 #include "../common/rb_tree.h"
33 static void usage(void);
42 #define TIMELIMIT() timeval_current_ofs(options.timelimit, 0)
45 static int control_version(struct ctdb_context *ctdb, int argc, const char **argv)
48 #define XSTR(x) STR(x)
49 printf("CTDB version: %s\n", XSTR(CTDB_VERS));
55 see if a process exists
57 static int control_process_exists(struct ctdb_context *ctdb, int argc, const char **argv)
65 if (sscanf(argv[0], "%u:%u", &pnn, &pid) != 2) {
66 DEBUG(DEBUG_ERR, ("Badly formed pnn:pid\n"));
70 ret = ctdb_ctrl_process_exists(ctdb, pnn, pid);
72 printf("%u:%u exists\n", pnn, pid);
74 printf("%u:%u does not exist\n", pnn, pid);
80 display statistics structure
82 static void show_statistics(struct ctdb_statistics *s)
84 TALLOC_CTX *tmp_ctx = talloc_new(NULL);
86 const char *prefix=NULL;
92 #define STATISTICS_FIELD(n) { #n, offsetof(struct ctdb_statistics, n) }
93 STATISTICS_FIELD(num_clients),
94 STATISTICS_FIELD(frozen),
95 STATISTICS_FIELD(recovering),
96 STATISTICS_FIELD(client_packets_sent),
97 STATISTICS_FIELD(client_packets_recv),
98 STATISTICS_FIELD(node_packets_sent),
99 STATISTICS_FIELD(node_packets_recv),
100 STATISTICS_FIELD(keepalive_packets_sent),
101 STATISTICS_FIELD(keepalive_packets_recv),
102 STATISTICS_FIELD(node.req_call),
103 STATISTICS_FIELD(node.reply_call),
104 STATISTICS_FIELD(node.req_dmaster),
105 STATISTICS_FIELD(node.reply_dmaster),
106 STATISTICS_FIELD(node.reply_error),
107 STATISTICS_FIELD(node.req_message),
108 STATISTICS_FIELD(node.req_control),
109 STATISTICS_FIELD(node.reply_control),
110 STATISTICS_FIELD(client.req_call),
111 STATISTICS_FIELD(client.req_message),
112 STATISTICS_FIELD(client.req_control),
113 STATISTICS_FIELD(timeouts.call),
114 STATISTICS_FIELD(timeouts.control),
115 STATISTICS_FIELD(timeouts.traverse),
116 STATISTICS_FIELD(total_calls),
117 STATISTICS_FIELD(pending_calls),
118 STATISTICS_FIELD(lockwait_calls),
119 STATISTICS_FIELD(pending_lockwait_calls),
120 STATISTICS_FIELD(childwrite_calls),
121 STATISTICS_FIELD(pending_childwrite_calls),
122 STATISTICS_FIELD(memory_used),
123 STATISTICS_FIELD(max_hop_count),
125 printf("CTDB version %u\n", CTDB_VERSION);
126 for (i=0;i<ARRAY_SIZE(fields);i++) {
127 if (strchr(fields[i].name, '.')) {
128 preflen = strcspn(fields[i].name, ".")+1;
129 if (!prefix || strncmp(prefix, fields[i].name, preflen) != 0) {
130 prefix = fields[i].name;
131 printf(" %*.*s\n", preflen-1, preflen-1, fields[i].name);
136 printf(" %*s%-22s%*s%10u\n",
138 fields[i].name+preflen,
140 *(uint32_t *)(fields[i].offset+(uint8_t *)s));
142 printf(" %-30s %.6f sec\n", "max_call_latency", s->max_call_latency);
143 printf(" %-30s %.6f sec\n", "max_lockwait_latency", s->max_lockwait_latency);
144 printf(" %-30s %.6f sec\n", "max_childwrite_latency", s->max_childwrite_latency);
145 talloc_free(tmp_ctx);
149 display remote ctdb statistics combined from all nodes
151 static int control_statistics_all(struct ctdb_context *ctdb)
154 struct ctdb_statistics statistics;
158 nodes = ctdb_get_connected_nodes(ctdb, TIMELIMIT(), ctdb, &num_nodes);
159 CTDB_NO_MEMORY(ctdb, nodes);
161 ZERO_STRUCT(statistics);
163 for (i=0;i<num_nodes;i++) {
164 struct ctdb_statistics s1;
166 uint32_t *v1 = (uint32_t *)&s1;
167 uint32_t *v2 = (uint32_t *)&statistics;
169 offsetof(struct ctdb_statistics, __last_counter) / sizeof(uint32_t);
170 ret = ctdb_ctrl_statistics(ctdb, nodes[i], &s1);
172 DEBUG(DEBUG_ERR, ("Unable to get statistics from node %u\n", nodes[i]));
175 for (j=0;j<num_ints;j++) {
178 statistics.max_hop_count =
179 MAX(statistics.max_hop_count, s1.max_hop_count);
180 statistics.max_call_latency =
181 MAX(statistics.max_call_latency, s1.max_call_latency);
182 statistics.max_lockwait_latency =
183 MAX(statistics.max_lockwait_latency, s1.max_lockwait_latency);
186 printf("Gathered statistics for %u nodes\n", num_nodes);
187 show_statistics(&statistics);
192 display remote ctdb statistics
194 static int control_statistics(struct ctdb_context *ctdb, int argc, const char **argv)
197 struct ctdb_statistics statistics;
199 if (options.pnn == CTDB_BROADCAST_ALL) {
200 return control_statistics_all(ctdb);
203 ret = ctdb_ctrl_statistics(ctdb, options.pnn, &statistics);
205 DEBUG(DEBUG_ERR, ("Unable to get statistics from node %u\n", options.pnn));
208 show_statistics(&statistics);
214 reset remote ctdb statistics
216 static int control_statistics_reset(struct ctdb_context *ctdb, int argc, const char **argv)
220 ret = ctdb_statistics_reset(ctdb, options.pnn);
222 DEBUG(DEBUG_ERR, ("Unable to reset statistics on node %u\n", options.pnn));
230 display uptime of remote node
232 static int control_uptime(struct ctdb_context *ctdb, int argc, const char **argv)
236 struct ctdb_uptime *uptime = NULL;
237 int tmp, days, hours, minutes, seconds;
239 mypnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), options.pnn);
244 ret = ctdb_ctrl_uptime(ctdb, ctdb, TIMELIMIT(), options.pnn, &uptime);
246 DEBUG(DEBUG_ERR, ("Unable to get uptime from node %u\n", options.pnn));
250 if (options.machinereadable){
251 printf(":Current Node Time:Ctdb Start Time:Last Recovery Time:Last Recovery Duration:\n");
252 printf(":%u:%u:%u:%lf\n",
253 (unsigned int)uptime->current_time.tv_sec,
254 (unsigned int)uptime->ctdbd_start_time.tv_sec,
255 (unsigned int)uptime->last_recovery_finished.tv_sec,
256 timeval_delta(&uptime->last_recovery_finished,
257 &uptime->last_recovery_started)
262 printf("Current time of node : %s", ctime(&uptime->current_time.tv_sec));
264 tmp = uptime->current_time.tv_sec - uptime->ctdbd_start_time.tv_sec;
272 printf("Ctdbd start time : (%03d %02d:%02d:%02d) %s", days, hours, minutes, seconds, ctime(&uptime->ctdbd_start_time.tv_sec));
274 tmp = uptime->current_time.tv_sec - uptime->last_recovery_finished.tv_sec;
282 printf("Time of last recovery : (%03d %02d:%02d:%02d) %s", days, hours, minutes, seconds, ctime(&uptime->last_recovery_finished.tv_sec));
284 printf("Duration of last recovery : %lf seconds\n",
285 timeval_delta(&uptime->last_recovery_finished,
286 &uptime->last_recovery_started));
292 display remote ctdb status
294 static int control_status(struct ctdb_context *ctdb, int argc, const char **argv)
297 struct ctdb_vnn_map *vnnmap=NULL;
298 struct ctdb_node_map *nodemap=NULL;
299 uint32_t recmode, recmaster;
302 mypnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), options.pnn);
307 ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), options.pnn, ctdb, &nodemap);
309 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
313 if(options.machinereadable){
314 printf(":Node:IP:Disconnected:Banned:Disabled:Unhealthy:\n");
315 for(i=0;i<nodemap->num;i++){
316 printf(":%d:%s:%d:%d:%d:%d:\n", nodemap->nodes[i].pnn,
317 inet_ntoa(nodemap->nodes[i].sin.sin_addr),
318 !!(nodemap->nodes[i].flags&NODE_FLAGS_DISCONNECTED),
319 !!(nodemap->nodes[i].flags&NODE_FLAGS_BANNED),
320 !!(nodemap->nodes[i].flags&NODE_FLAGS_PERMANENTLY_DISABLED),
321 !!(nodemap->nodes[i].flags&NODE_FLAGS_UNHEALTHY));
326 printf("Number of nodes:%d\n", nodemap->num);
327 for(i=0;i<nodemap->num;i++){
328 static const struct {
332 { NODE_FLAGS_DISCONNECTED, "DISCONNECTED" },
333 { NODE_FLAGS_PERMANENTLY_DISABLED, "DISABLED" },
334 { NODE_FLAGS_BANNED, "BANNED" },
335 { NODE_FLAGS_UNHEALTHY, "UNHEALTHY" },
337 char *flags_str = NULL;
339 for (j=0;j<ARRAY_SIZE(flag_names);j++) {
340 if (nodemap->nodes[i].flags & flag_names[j].flag) {
341 if (flags_str == NULL) {
342 flags_str = talloc_strdup(ctdb, flag_names[j].name);
344 flags_str = talloc_asprintf_append(flags_str, "|%s",
347 CTDB_NO_MEMORY_FATAL(ctdb, flags_str);
350 if (flags_str == NULL) {
351 flags_str = talloc_strdup(ctdb, "OK");
352 CTDB_NO_MEMORY_FATAL(ctdb, flags_str);
354 printf("pnn:%d %-16s %s%s\n", nodemap->nodes[i].pnn,
355 inet_ntoa(nodemap->nodes[i].sin.sin_addr),
357 nodemap->nodes[i].pnn == mypnn?" (THIS NODE)":"");
358 talloc_free(flags_str);
361 ret = ctdb_ctrl_getvnnmap(ctdb, TIMELIMIT(), options.pnn, ctdb, &vnnmap);
363 DEBUG(DEBUG_ERR, ("Unable to get vnnmap from node %u\n", options.pnn));
366 if (vnnmap->generation == INVALID_GENERATION) {
367 printf("Generation:INVALID\n");
369 printf("Generation:%d\n",vnnmap->generation);
371 printf("Size:%d\n",vnnmap->size);
372 for(i=0;i<vnnmap->size;i++){
373 printf("hash:%d lmaster:%d\n", i, vnnmap->map[i]);
376 ret = ctdb_ctrl_getrecmode(ctdb, ctdb, TIMELIMIT(), options.pnn, &recmode);
378 DEBUG(DEBUG_ERR, ("Unable to get recmode from node %u\n", options.pnn));
381 printf("Recovery mode:%s (%d)\n",recmode==CTDB_RECOVERY_NORMAL?"NORMAL":"RECOVERY",recmode);
383 ret = ctdb_ctrl_getrecmaster(ctdb, ctdb, TIMELIMIT(), options.pnn, &recmaster);
385 DEBUG(DEBUG_ERR, ("Unable to get recmaster from node %u\n", options.pnn));
388 printf("Recovery master:%d\n",recmaster);
394 get a list of all tickles for this pnn
396 static int control_get_tickles(struct ctdb_context *ctdb, int argc, const char **argv)
398 struct ctdb_control_tcp_tickle_list *list;
399 struct sockaddr_in ip;
406 ip.sin_family = AF_INET;
407 if (inet_aton(argv[0], &ip.sin_addr) == 0) {
408 DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s'\n", argv[0]));
412 ret = ctdb_ctrl_get_tcp_tickles(ctdb, TIMELIMIT(), options.pnn, ctdb, &ip, &list);
414 DEBUG(DEBUG_ERR, ("Unable to list tickles\n"));
418 printf("Tickles for ip:%s\n", inet_ntoa(list->ip.sin_addr));
419 printf("Num tickles:%u\n", list->tickles.num);
420 for (i=0;i<list->tickles.num;i++) {
421 printf("SRC: %s:%u ", inet_ntoa(list->tickles.connections[i].saddr.sin_addr), ntohs(list->tickles.connections[i].saddr.sin_port));
422 printf("DST: %s:%u\n", inet_ntoa(list->tickles.connections[i].daddr.sin_addr), ntohs(list->tickles.connections[i].daddr.sin_port));
430 /* send a release ip to all nodes */
431 static int control_send_release(struct ctdb_context *ctdb, uint32_t pnn,
432 struct sockaddr_in *sin)
435 struct ctdb_public_ip pip;
437 struct ctdb_node_map *nodemap=NULL;
439 ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap);
441 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
445 /* send a moveip message to the recovery master */
447 pip.sin.sin_family = AF_INET;
448 pip.sin.sin_addr = sin->sin_addr;
449 data.dsize = sizeof(pip);
450 data.dptr = (unsigned char *)&pip;
453 /* send release ip to all nodes */
454 if (ctdb_client_async_control(ctdb, CTDB_CONTROL_RELEASE_IP,
455 list_of_active_nodes(ctdb, nodemap, ctdb, true),
456 TIMELIMIT(), false, data,
457 NULL, NULL, NULL) != 0) {
458 DEBUG(DEBUG_ERR, (__location__ " Unable to send 'ReleaseIP' to all nodes.\n"));
466 move/failover an ip address to a specific node
468 static int control_moveip(struct ctdb_context *ctdb, int argc, const char **argv)
471 struct sockaddr_in ip;
473 struct ctdb_all_public_ips *ips;
480 ip.sin_family = AF_INET;
481 if (inet_aton(argv[0], &ip.sin_addr) == 0) {
482 DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s'\n", argv[0]));
487 if (sscanf(argv[1], "%u", &pnn) != 1) {
488 DEBUG(DEBUG_ERR, ("Badly formed pnn\n"));
492 ret = ctdb_ctrl_get_tunable(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, "DeterministicIPs", &value);
494 DEBUG(DEBUG_ERR, ("Unable to get tunable variable 'DeterministicIPs' from local node\n"));
498 DEBUG(DEBUG_ERR, ("The tunable 'DeterministicIPs' is set. You can only move ip addresses when this feature is disabled\n"));
502 ret = ctdb_ctrl_get_tunable(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, "NoIPFailback", &value);
504 DEBUG(DEBUG_ERR, ("Unable to get tunable variable 'NoIPFailback' from local node\n"));
508 DEBUG(DEBUG_ERR, ("The tunable 'NoIPFailback' is NOT set. You can only move ip addresses when this feature is enabled\n"));
512 /* read the public ip list from the node */
513 ret = ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), pnn, ctdb, &ips);
515 DEBUG(DEBUG_ERR, ("Unable to get public ip list from node %u\n", pnn));
519 for (i=0;i<ips->num;i++) {
520 if (ctdb_same_ipv4(&ip, &ips->ips[i].sin)) {
525 DEBUG(DEBUG_ERR, ("Node %u can not host ip address '%s'\n",
526 pnn, inet_ntoa(ip.sin_addr)));
529 if (ips->ips[i].pnn == pnn) {
530 DEBUG(DEBUG_ERR, ("Host %u is already hosting '%s'\n",
531 pnn, inet_ntoa(ips->ips[i].sin.sin_addr)));
535 ret = control_send_release(ctdb, pnn, &ips->ips[i].sin);
537 DEBUG(DEBUG_ERR, ("Failed to send 'change ip' to all nodes\n"));;
546 struct sockaddr_in sin;
549 void getips_store_callback(void *param, void *data)
551 struct node_ip *node_ip = (struct node_ip *)data;
552 struct ctdb_all_public_ips *ips = param;
556 ips->ips[i].pnn = node_ip->pnn;
557 ips->ips[i].sin = node_ip->sin;
560 void getips_count_callback(void *param, void *data)
562 uint32_t *count = param;
568 control_get_all_public_ips(struct ctdb_context *ctdb, TALLOC_CTX *tmp_ctx, struct ctdb_all_public_ips **ips)
570 struct ctdb_all_public_ips *tmp_ips;
571 struct ctdb_node_map *nodemap=NULL;
576 ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, tmp_ctx, &nodemap);
578 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
582 tree = trbt_create(tmp_ctx, 0);
584 for(i=0;i<nodemap->num;i++){
585 if (nodemap->nodes[i].flags & NODE_FLAGS_DISCONNECTED) {
589 /* read the public ip list from this node */
590 ret = ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), nodemap->nodes[i].pnn, tmp_ctx, &tmp_ips);
592 DEBUG(DEBUG_ERR, ("Unable to get public ip list from node %u\n", nodemap->nodes[i].pnn));
596 for (j=0; j<tmp_ips->num;j++) {
597 struct node_ip *node_ip;
599 node_ip = talloc(tmp_ctx, struct node_ip);
600 node_ip->pnn = tmp_ips->ips[j].pnn;
601 node_ip->sin = tmp_ips->ips[j].sin;
603 trbt_insert32(tree, tmp_ips->ips[j].sin.sin_addr.s_addr, node_ip);
605 talloc_free(tmp_ips);
610 trbt_traversearray32(tree, 1, getips_count_callback, &count);
612 len = offsetof(struct ctdb_all_public_ips, ips) +
613 count*sizeof(struct ctdb_public_ip);
614 tmp_ips = talloc_zero_size(tmp_ctx, len);
615 trbt_traversearray32(tree, 1, getips_store_callback, tmp_ips);
624 * scans all other nodes and returns a pnn for another node that can host this
628 find_other_host_for_public_ip(struct ctdb_context *ctdb, struct sockaddr_in *addr)
630 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
631 struct ctdb_all_public_ips *ips;
632 struct ctdb_node_map *nodemap=NULL;
635 ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, tmp_ctx, &nodemap);
637 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
638 talloc_free(tmp_ctx);
642 for(i=0;i<nodemap->num;i++){
643 if (nodemap->nodes[i].flags & NODE_FLAGS_DISCONNECTED) {
646 if (nodemap->nodes[i].pnn == options.pnn) {
650 /* read the public ip list from this node */
651 ret = ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), nodemap->nodes[i].pnn, tmp_ctx, &ips);
653 DEBUG(DEBUG_ERR, ("Unable to get public ip list from node %u\n", nodemap->nodes[i].pnn));
657 for (j=0;j<ips->num;j++) {
658 if (ctdb_same_ipv4(addr, &ips->ips[j].sin)) {
659 talloc_free(tmp_ctx);
660 return nodemap->nodes[i].pnn;
666 talloc_free(tmp_ctx);
671 add a public ip address to a node
673 static int control_addip(struct ctdb_context *ctdb, int argc, const char **argv)
678 struct sockaddr_in addr;
679 struct ctdb_control_ip_iface *pub;
680 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
681 struct ctdb_all_public_ips *ips;
684 talloc_free(tmp_ctx);
688 if (!parse_ip_mask(argv[0], &addr, &mask)) {
689 DEBUG(DEBUG_ERR, ("Badly formed ip/mask : %s\n", argv[0]));
690 talloc_free(tmp_ctx);
694 ret = control_get_all_public_ips(ctdb, tmp_ctx, &ips);
696 DEBUG(DEBUG_ERR, ("Unable to get public ip list from cluster\n"));
697 talloc_free(tmp_ctx);
702 len = offsetof(struct ctdb_control_ip_iface, iface) + strlen(argv[1]) + 1;
703 pub = talloc_size(tmp_ctx, len);
704 CTDB_NO_MEMORY(ctdb, pub);
708 pub->len = strlen(argv[1])+1;
709 memcpy(&pub->iface[0], argv[1], strlen(argv[1])+1);
711 ret = ctdb_ctrl_add_public_ip(ctdb, TIMELIMIT(), options.pnn, pub);
713 DEBUG(DEBUG_ERR, ("Unable to add public ip to node %u\n", options.pnn));
714 talloc_free(tmp_ctx);
719 /* check if some other node is already serving this ip, if not,
722 for (i=0;i<ips->num;i++) {
723 if (ctdb_same_ipv4(&addr, &ips->ips[i].sin)) {
727 /* no one has this ip so we claim it */
729 ret = control_send_release(ctdb, options.pnn, &addr);
731 ret = control_send_release(ctdb, ips->ips[i].pnn, &addr);
735 DEBUG(DEBUG_ERR, ("Failed to send 'change ip' to all nodes\n"));
739 talloc_free(tmp_ctx);
744 delete a public ip address from a node
746 static int control_delip(struct ctdb_context *ctdb, int argc, const char **argv)
749 struct sockaddr_in addr;
750 struct ctdb_control_ip_iface pub;
751 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
752 struct ctdb_all_public_ips *ips;
755 talloc_free(tmp_ctx);
759 addr.sin_family = AF_INET;
760 if (inet_aton(argv[0], &addr.sin_addr) == 0) {
761 DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s'\n", argv[0]));
769 ret = ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), options.pnn, tmp_ctx, &ips);
771 DEBUG(DEBUG_ERR, ("Unable to get public ip list from cluster\n"));
772 talloc_free(tmp_ctx);
776 for (i=0;i<ips->num;i++) {
777 if (ctdb_same_ipv4(&addr, &ips->ips[i].sin)) {
783 DEBUG(DEBUG_ERR, ("This node does not support this public address '%s'\n",
784 inet_ntoa(addr.sin_addr)));
785 talloc_free(tmp_ctx);
789 if (ips->ips[i].pnn == options.pnn) {
790 ret = find_other_host_for_public_ip(ctdb, &addr);
792 ret = control_send_release(ctdb, ret, &addr);
794 DEBUG(DEBUG_ERR, ("Failed to migrate this ip to another node. Use moveip of recover to reassign this address to a node\n"));
799 ret = ctdb_ctrl_del_public_ip(ctdb, TIMELIMIT(), options.pnn, &pub);
801 DEBUG(DEBUG_ERR, ("Unable to del public ip from node %u\n", options.pnn));
802 talloc_free(tmp_ctx);
806 talloc_free(tmp_ctx);
811 kill a tcp connection
813 static int kill_tcp(struct ctdb_context *ctdb, int argc, const char **argv)
816 struct ctdb_control_killtcp killtcp;
822 if (!parse_ip_port(argv[0], (ctdb_sock_addr *)&killtcp.src)) {
823 DEBUG(DEBUG_ERR, ("Bad IP:port '%s'\n", argv[0]));
827 if (!parse_ip_port(argv[1], (ctdb_sock_addr *)&killtcp.dst)) {
828 DEBUG(DEBUG_ERR, ("Bad IP:port '%s'\n", argv[1]));
832 ret = ctdb_ctrl_killtcp(ctdb, TIMELIMIT(), options.pnn, &killtcp);
834 DEBUG(DEBUG_ERR, ("Unable to killtcp from node %u\n", options.pnn));
845 static int control_gratious_arp(struct ctdb_context *ctdb, int argc, const char **argv)
854 if (!parse_ip(argv[0], &addr)) {
855 DEBUG(DEBUG_ERR, ("Bad IP '%s'\n", argv[0]));
859 ret = ctdb_ctrl_gratious_arp(ctdb, TIMELIMIT(), options.pnn, &addr, argv[1]);
861 DEBUG(DEBUG_ERR, ("Unable to send gratious_arp from node %u\n", options.pnn));
871 static int regsrvid(struct ctdb_context *ctdb, int argc, const char **argv)
874 struct ctdb_server_id server_id;
880 server_id.pnn = strtoul(argv[0], NULL, 0);
881 server_id.type = strtoul(argv[1], NULL, 0);
882 server_id.server_id = strtoul(argv[2], NULL, 0);
884 ret = ctdb_ctrl_register_server_id(ctdb, TIMELIMIT(), &server_id);
886 DEBUG(DEBUG_ERR, ("Unable to register server_id from node %u\n", options.pnn));
893 unregister a server id
895 static int unregsrvid(struct ctdb_context *ctdb, int argc, const char **argv)
898 struct ctdb_server_id server_id;
904 server_id.pnn = strtoul(argv[0], NULL, 0);
905 server_id.type = strtoul(argv[1], NULL, 0);
906 server_id.server_id = strtoul(argv[2], NULL, 0);
908 ret = ctdb_ctrl_unregister_server_id(ctdb, TIMELIMIT(), &server_id);
910 DEBUG(DEBUG_ERR, ("Unable to unregister server_id from node %u\n", options.pnn));
917 check if a server id exists
919 static int chksrvid(struct ctdb_context *ctdb, int argc, const char **argv)
923 struct ctdb_server_id server_id;
929 server_id.pnn = strtoul(argv[0], NULL, 0);
930 server_id.type = strtoul(argv[1], NULL, 0);
931 server_id.server_id = strtoul(argv[2], NULL, 0);
933 ret = ctdb_ctrl_check_server_id(ctdb, TIMELIMIT(), options.pnn, &server_id, &status);
935 DEBUG(DEBUG_ERR, ("Unable to check server_id from node %u\n", options.pnn));
940 printf("Server id %d:%d:%d EXISTS\n", server_id.pnn, server_id.type, server_id.server_id);
942 printf("Server id %d:%d:%d does NOT exist\n", server_id.pnn, server_id.type, server_id.server_id);
948 get a list of all server ids that are registered on a node
950 static int getsrvids(struct ctdb_context *ctdb, int argc, const char **argv)
953 struct ctdb_server_id_list *server_ids;
955 ret = ctdb_ctrl_get_server_id_list(ctdb, ctdb, TIMELIMIT(), options.pnn, &server_ids);
957 DEBUG(DEBUG_ERR, ("Unable to get server_id list from node %u\n", options.pnn));
961 for (i=0; i<server_ids->num; i++) {
962 printf("Server id %d:%d:%d\n",
963 server_ids->server_ids[i].pnn,
964 server_ids->server_ids[i].type,
965 server_ids->server_ids[i].server_id);
972 send a tcp tickle ack
974 static int tickle_tcp(struct ctdb_context *ctdb, int argc, const char **argv)
977 ctdb_sock_addr src, dst;
983 if (!parse_ip_port(argv[0], &src)) {
984 DEBUG(DEBUG_ERR, ("Bad IP:port '%s'\n", argv[0]));
988 if (!parse_ip_port(argv[1], &dst)) {
989 DEBUG(DEBUG_ERR, ("Bad IP:port '%s'\n", argv[1]));
993 ret = ctdb_sys_send_tcp(&src, &dst, 0, 0, 0);
997 DEBUG(DEBUG_ERR, ("Error while sending tickle ack\n"));
1004 display public ip status
1006 static int control_ip(struct ctdb_context *ctdb, int argc, const char **argv)
1009 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
1010 struct ctdb_all_public_ips *ips;
1012 if (options.pnn == CTDB_BROADCAST_ALL) {
1013 /* read the list of public ips from all nodes */
1014 ret = control_get_all_public_ips(ctdb, tmp_ctx, &ips);
1016 /* read the public ip list from this node */
1017 ret = ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), options.pnn, tmp_ctx, &ips);
1020 DEBUG(DEBUG_ERR, ("Unable to get public ips from node %u\n", options.pnn));
1021 talloc_free(tmp_ctx);
1025 if (options.machinereadable){
1026 printf(":Public IP:Node:\n");
1028 if (options.pnn == CTDB_BROADCAST_ALL) {
1029 printf("Public IPs on ALL nodes\n");
1031 printf("Public IPs on node %u\n", options.pnn);
1035 for (i=1;i<=ips->num;i++) {
1036 if (options.machinereadable){
1037 printf(":%s:%d:\n", inet_ntoa(ips->ips[ips->num-i].sin.sin_addr), ips->ips[ips->num-i].pnn);
1039 printf("%s %d\n", inet_ntoa(ips->ips[ips->num-i].sin.sin_addr), ips->ips[ips->num-i].pnn);
1043 talloc_free(tmp_ctx);
1048 display pid of a ctdb daemon
1050 static int control_getpid(struct ctdb_context *ctdb, int argc, const char **argv)
1055 ret = ctdb_ctrl_getpid(ctdb, TIMELIMIT(), options.pnn, &pid);
1057 DEBUG(DEBUG_ERR, ("Unable to get daemon pid from node %u\n", options.pnn));
1060 printf("Pid:%d\n", pid);
1066 disable a remote node
1068 static int control_disable(struct ctdb_context *ctdb, int argc, const char **argv)
1072 ret = ctdb_ctrl_modflags(ctdb, TIMELIMIT(), options.pnn, NODE_FLAGS_PERMANENTLY_DISABLED, 0);
1074 DEBUG(DEBUG_ERR, ("Unable to disable node %u\n", options.pnn));
1082 enable a disabled remote node
1084 static int control_enable(struct ctdb_context *ctdb, int argc, const char **argv)
1088 ret = ctdb_ctrl_modflags(ctdb, TIMELIMIT(), options.pnn, 0, NODE_FLAGS_PERMANENTLY_DISABLED);
1090 DEBUG(DEBUG_ERR, ("Unable to enable node %u\n", options.pnn));
1098 ban a node from the cluster
1100 static int control_ban(struct ctdb_context *ctdb, int argc, const char **argv)
1103 struct ctdb_ban_info b;
1111 ban_time = strtoul(argv[0], NULL, 0);
1113 b.pnn = options.pnn;
1114 b.ban_time = ban_time;
1116 data.dptr = (uint8_t *)&b;
1117 data.dsize = sizeof(b);
1119 ret = ctdb_send_message(ctdb, options.pnn, CTDB_SRVID_BAN_NODE, data);
1121 DEBUG(DEBUG_ERR,("Failed to ban node %u\n", options.pnn));
1130 unban a node from the cluster
1132 static int control_unban(struct ctdb_context *ctdb, int argc, const char **argv)
1137 data.dptr = (uint8_t *)&options.pnn;
1138 data.dsize = sizeof(uint32_t);
1140 ret = ctdb_send_message(ctdb, options.pnn, CTDB_SRVID_UNBAN_NODE, data);
1142 DEBUG(DEBUG_ERR,("Failed to to unban node %u\n", options.pnn));
1153 static int control_shutdown(struct ctdb_context *ctdb, int argc, const char **argv)
1157 ret = ctdb_ctrl_shutdown(ctdb, TIMELIMIT(), options.pnn);
1159 DEBUG(DEBUG_ERR, ("Unable to shutdown node %u\n", options.pnn));
1169 static int control_recover(struct ctdb_context *ctdb, int argc, const char **argv)
1173 ret = ctdb_ctrl_freeze(ctdb, TIMELIMIT(), options.pnn);
1175 DEBUG(DEBUG_ERR, ("Unable to freeze node\n"));
1179 ret = ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
1181 DEBUG(DEBUG_ERR, ("Unable to set recovery mode\n"));
1190 display monitoring mode of a remote node
1192 static int control_getmonmode(struct ctdb_context *ctdb, int argc, const char **argv)
1197 ret = ctdb_ctrl_getmonmode(ctdb, TIMELIMIT(), options.pnn, &monmode);
1199 DEBUG(DEBUG_ERR, ("Unable to get monmode from node %u\n", options.pnn));
1202 if (!options.machinereadable){
1203 printf("Monitoring mode:%s (%d)\n",monmode==CTDB_MONITORING_ACTIVE?"ACTIVE":"DISABLED",monmode);
1206 printf(":%d:\n",monmode);
1213 display capabilities of a remote node
1215 static int control_getcapabilities(struct ctdb_context *ctdb, int argc, const char **argv)
1217 uint32_t capabilities;
1220 ret = ctdb_ctrl_getcapabilities(ctdb, TIMELIMIT(), options.pnn, &capabilities);
1222 DEBUG(DEBUG_ERR, ("Unable to get capabilities from node %u\n", options.pnn));
1226 if (!options.machinereadable){
1227 printf("RECMASTER: %s\n", (capabilities&CTDB_CAP_RECMASTER)?"YES":"NO");
1228 printf("LMASTER: %s\n", (capabilities&CTDB_CAP_LMASTER)?"YES":"NO");
1229 printf("LVS: %s\n", (capabilities&CTDB_CAP_LVS)?"YES":"NO");
1231 printf(":RECMASTER:LMASTER:LVS:\n");
1232 printf(":%d:%d:%d:\n",
1233 !!(capabilities&CTDB_CAP_RECMASTER),
1234 !!(capabilities&CTDB_CAP_LMASTER),
1235 !!(capabilities&CTDB_CAP_LVS));
1241 disable monitoring on a node
1243 static int control_disable_monmode(struct ctdb_context *ctdb, int argc, const char **argv)
1248 ret = ctdb_ctrl_disable_monmode(ctdb, TIMELIMIT(), options.pnn);
1250 DEBUG(DEBUG_ERR, ("Unable to disable monmode on node %u\n", options.pnn));
1253 printf("Monitoring mode:%s\n","DISABLED");
1259 enable monitoring on a node
1261 static int control_enable_monmode(struct ctdb_context *ctdb, int argc, const char **argv)
1266 ret = ctdb_ctrl_enable_monmode(ctdb, TIMELIMIT(), options.pnn);
1268 DEBUG(DEBUG_ERR, ("Unable to enable monmode on node %u\n", options.pnn));
1271 printf("Monitoring mode:%s\n","ACTIVE");
1277 display remote list of keys/data for a db
1279 static int control_catdb(struct ctdb_context *ctdb, int argc, const char **argv)
1281 const char *db_name;
1282 struct ctdb_db_context *ctdb_db;
1290 ctdb_db = ctdb_attach(ctdb, db_name, false, 0);
1292 if (ctdb_db == NULL) {
1293 DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", db_name));
1297 /* traverse and dump the cluster tdb */
1298 ret = ctdb_dump_db(ctdb_db, stdout);
1300 DEBUG(DEBUG_ERR, ("Unable to dump database\n"));
1303 talloc_free(ctdb_db);
1305 printf("Dumped %d records\n", ret);
1311 display a list of the databases on a remote ctdb
1313 static int control_getdbmap(struct ctdb_context *ctdb, int argc, const char **argv)
1316 struct ctdb_dbid_map *dbmap=NULL;
1318 ret = ctdb_ctrl_getdbmap(ctdb, TIMELIMIT(), options.pnn, ctdb, &dbmap);
1320 DEBUG(DEBUG_ERR, ("Unable to get dbids from node %u\n", options.pnn));
1324 printf("Number of databases:%d\n", dbmap->num);
1325 for(i=0;i<dbmap->num;i++){
1330 ctdb_ctrl_getdbpath(ctdb, TIMELIMIT(), options.pnn, dbmap->dbs[i].dbid, ctdb, &path);
1331 ctdb_ctrl_getdbname(ctdb, TIMELIMIT(), options.pnn, dbmap->dbs[i].dbid, ctdb, &name);
1332 persistent = dbmap->dbs[i].persistent;
1333 printf("dbid:0x%08x name:%s path:%s %s\n", dbmap->dbs[i].dbid, name,
1334 path, persistent?"PERSISTENT":"");
1341 get the filename of the reclock file
1343 static int control_getreclock(struct ctdb_context *ctdb, int argc, const char **argv)
1346 const char *reclock;
1347 struct ctdb_node_map *nodemap=NULL;
1350 ret = ctdb_ctrl_getreclock(ctdb, TIMELIMIT(), options.pnn, ctdb, &reclock);
1352 DEBUG(DEBUG_ERR, ("Unable to get reclock file from node %u\n", options.pnn));
1356 ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), options.pnn, ctdb, &nodemap);
1358 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
1363 pnnfile = talloc_asprintf(ctdb, "%s.pnn", reclock);
1364 CTDB_NO_MEMORY(ctdb, pnnfile);
1366 fd = open(pnnfile, O_RDONLY);
1368 DEBUG(DEBUG_CRIT,(__location__ " Failed to open reclock pnn file %s - (%s)\n",
1369 pnnfile, strerror(errno)));
1374 printf("Reclock file : %s\n", reclock);
1375 for (i=0; i<nodemap->num; i++) {
1378 count = ctdb_read_pnn_lock(fd, nodemap->nodes[i].pnn);
1380 printf("pnn:%d %-16s", nodemap->nodes[i].pnn,
1381 inet_ntoa(nodemap->nodes[i].sin.sin_addr));
1383 printf(" NOT ACTIVE\n");
1385 printf(" ACTIVE with %d connections\n", count);
1395 check if the local node is recmaster or not
1396 it will return 1 if this node is the recmaster and 0 if it is not
1397 or if the local ctdb daemon could not be contacted
1399 static int control_isnotrecmaster(struct ctdb_context *ctdb, int argc, const char **argv)
1401 uint32_t mypnn, recmaster;
1404 mypnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), options.pnn);
1406 printf("Failed to get pnn of node\n");
1410 ret = ctdb_ctrl_getrecmaster(ctdb, ctdb, TIMELIMIT(), options.pnn, &recmaster);
1412 printf("Failed to get the recmaster\n");
1416 if (recmaster != mypnn) {
1417 printf("this node is not the recmaster\n");
1421 printf("this node is the recmaster\n");
1428 static int control_ping(struct ctdb_context *ctdb, int argc, const char **argv)
1431 struct timeval tv = timeval_current();
1432 ret = ctdb_ctrl_ping(ctdb, options.pnn);
1434 printf("Unable to get ping response from node %u\n", options.pnn);
1436 printf("response from %u time=%.6f sec (%d clients)\n",
1437 options.pnn, timeval_elapsed(&tv), ret);
1446 static int control_getvar(struct ctdb_context *ctdb, int argc, const char **argv)
1457 ret = ctdb_ctrl_get_tunable(ctdb, TIMELIMIT(), options.pnn, name, &value);
1459 DEBUG(DEBUG_ERR, ("Unable to get tunable variable '%s'\n", name));
1463 printf("%-19s = %u\n", name, value);
1470 static int control_setvar(struct ctdb_context *ctdb, int argc, const char **argv)
1481 value = strtoul(argv[1], NULL, 0);
1483 ret = ctdb_ctrl_set_tunable(ctdb, TIMELIMIT(), options.pnn, name, value);
1485 DEBUG(DEBUG_ERR, ("Unable to set tunable variable '%s'\n", name));
1494 static int control_listvars(struct ctdb_context *ctdb, int argc, const char **argv)
1500 ret = ctdb_ctrl_list_tunables(ctdb, TIMELIMIT(), options.pnn, ctdb, &list, &count);
1502 DEBUG(DEBUG_ERR, ("Unable to list tunable variables\n"));
1506 for (i=0;i<count;i++) {
1507 control_getvar(ctdb, 1, &list[i]);
1517 const char *description;
1518 } debug_levels[] = {
1519 {DEBUG_EMERG, "EMERG"},
1520 {DEBUG_ALERT, "ALERT"},
1521 {DEBUG_CRIT, "CRIT"},
1523 {DEBUG_WARNING, "WARNING"},
1524 {DEBUG_NOTICE, "NOTICE"},
1525 {DEBUG_INFO, "INFO"},
1526 {DEBUG_DEBUG, "DEBUG"}
1529 static const char *get_debug_by_level(int32_t level)
1533 for (i=0;i<ARRAY_SIZE(debug_levels);i++) {
1534 if (debug_levels[i].level == level) {
1535 return debug_levels[i].description;
1541 static int32_t get_debug_by_desc(const char *desc)
1545 for (i=0;i<ARRAY_SIZE(debug_levels);i++) {
1546 if (!strcmp(debug_levels[i].description, desc)) {
1547 return debug_levels[i].level;
1554 display debug level on a node
1556 static int control_getdebug(struct ctdb_context *ctdb, int argc, const char **argv)
1561 ret = ctdb_ctrl_get_debuglevel(ctdb, options.pnn, &level);
1563 DEBUG(DEBUG_ERR, ("Unable to get debuglevel response from node %u\n", options.pnn));
1566 if (options.machinereadable){
1567 printf(":Name:Level:\n");
1568 printf(":%s:%d:\n",get_debug_by_level(level),level);
1570 printf("Node %u is at debug level %s (%d)\n", options.pnn, get_debug_by_level(level), level);
1578 set debug level on a node or all nodes
1580 static int control_setdebug(struct ctdb_context *ctdb, int argc, const char **argv)
1589 if (isalpha(argv[0][0])) {
1590 level = get_debug_by_desc(argv[0]);
1592 level = strtoul(argv[0], NULL, 0);
1595 ret = ctdb_ctrl_set_debuglevel(ctdb, options.pnn, level);
1597 DEBUG(DEBUG_ERR, ("Unable to set debug level on node %u\n", options.pnn));
1606 static int control_freeze(struct ctdb_context *ctdb, int argc, const char **argv)
1610 ret = ctdb_ctrl_freeze(ctdb, TIMELIMIT(), options.pnn);
1612 DEBUG(DEBUG_ERR, ("Unable to freeze node %u\n", options.pnn));
1620 static int control_thaw(struct ctdb_context *ctdb, int argc, const char **argv)
1624 ret = ctdb_ctrl_thaw(ctdb, TIMELIMIT(), options.pnn);
1626 DEBUG(DEBUG_ERR, ("Unable to thaw node %u\n", options.pnn));
1633 attach to a database
1635 static int control_attach(struct ctdb_context *ctdb, int argc, const char **argv)
1637 const char *db_name;
1638 struct ctdb_db_context *ctdb_db;
1645 ctdb_db = ctdb_attach(ctdb, db_name, false, 0);
1646 if (ctdb_db == NULL) {
1647 DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", db_name));
1657 static int control_eventscript(struct ctdb_context *ctdb, int argc, const char **argv)
1663 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
1666 DEBUG(DEBUG_ERR,("Invalid arguments\n"));
1670 data.dptr = (unsigned char *)discard_const(argv[0]);
1671 data.dsize = strlen((char *)data.dptr) + 1;
1673 DEBUG(DEBUG_ERR, ("Running eventscripts with arguments \"%s\" on node %u\n", data.dptr, options.pnn));
1675 ret = ctdb_control(ctdb, options.pnn, 0, CTDB_CONTROL_RUN_EVENTSCRIPTS,
1676 0, data, tmp_ctx, NULL, &res, NULL, &errmsg);
1677 if (ret != 0 || res != 0) {
1678 DEBUG(DEBUG_ERR,("Failed to run eventscripts - %s\n", errmsg));
1679 talloc_free(tmp_ctx);
1682 talloc_free(tmp_ctx);
1689 static int control_dumpmemory(struct ctdb_context *ctdb, int argc, const char **argv)
1695 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
1696 ret = ctdb_control(ctdb, options.pnn, 0, CTDB_CONTROL_DUMP_MEMORY,
1697 0, tdb_null, tmp_ctx, &data, &res, NULL, &errmsg);
1698 if (ret != 0 || res != 0) {
1699 DEBUG(DEBUG_ERR,("Failed to dump memory - %s\n", errmsg));
1700 talloc_free(tmp_ctx);
1703 write(1, data.dptr, data.dsize);
1704 talloc_free(tmp_ctx);
1709 handler for memory dumps
1711 static void mem_dump_handler(struct ctdb_context *ctdb, uint64_t srvid,
1712 TDB_DATA data, void *private_data)
1714 write(1, data.dptr, data.dsize);
1719 dump memory usage on the recovery daemon
1721 static int control_rddumpmemory(struct ctdb_context *ctdb, int argc, const char **argv)
1725 struct rd_memdump_reply rd;
1727 rd.pnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE);
1729 DEBUG(DEBUG_ERR, ("Failed to get pnn of local node\n"));
1732 rd.srvid = getpid();
1734 /* register a message port for receiveing the reply so that we
1735 can receive the reply
1737 ctdb_set_message_handler(ctdb, rd.srvid, mem_dump_handler, NULL);
1740 data.dptr = (uint8_t *)&rd;
1741 data.dsize = sizeof(rd);
1743 ret = ctdb_send_message(ctdb, options.pnn, CTDB_SRVID_MEM_DUMP, data);
1745 DEBUG(DEBUG_ERR,("Failed to send memdump request message to %u\n", options.pnn));
1749 /* this loop will terminate when we have received the reply */
1751 event_loop_once(ctdb->ev);
1758 list all nodes in the cluster
1760 static int control_listnodes(struct ctdb_context *ctdb, int argc, const char **argv)
1763 struct ctdb_node_map *nodemap=NULL;
1765 ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), options.pnn, ctdb, &nodemap);
1767 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
1771 for(i=0;i<nodemap->num;i++){
1772 printf("%s\n", inet_ntoa(nodemap->nodes[i].sin.sin_addr));
1779 reload the nodes file on the local node
1781 static int control_reload_nodes_file(struct ctdb_context *ctdb, int argc, const char **argv)
1785 struct ctdb_node_map *nodemap=NULL;
1787 mypnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE);
1789 DEBUG(DEBUG_ERR, ("Failed to read pnn of local node\n"));
1793 ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap);
1795 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
1799 /* reload the nodes file on all remote nodes */
1800 for (i=0;i<nodemap->num;i++) {
1801 if (nodemap->nodes[i].pnn == mypnn) {
1804 DEBUG(DEBUG_NOTICE, ("Reloading nodes file on node %u\n", nodemap->nodes[i].pnn));
1805 ret = ctdb_ctrl_reload_nodes_file(ctdb, TIMELIMIT(),
1806 nodemap->nodes[i].pnn);
1808 DEBUG(DEBUG_ERR, ("ERROR: Failed to reload nodes file on node %u. You MUST fix that node manually!\n", nodemap->nodes[i].pnn));
1812 /* reload the nodes file on the local node */
1813 DEBUG(DEBUG_NOTICE, ("Reloading nodes file on node %u\n", mypnn));
1814 ret = ctdb_ctrl_reload_nodes_file(ctdb, TIMELIMIT(), mypnn);
1816 DEBUG(DEBUG_ERR, ("ERROR: Failed to reload nodes file on node %u. You MUST fix that node manually!\n", mypnn));
1823 static const struct {
1825 int (*fn)(struct ctdb_context *, int, const char **);
1829 } ctdb_commands[] = {
1831 { "version", control_version, true, "show version of ctdb" },
1833 { "status", control_status, true, "show node status" },
1834 { "uptime", control_uptime, true, "show node uptime" },
1835 { "ping", control_ping, true, "ping all nodes" },
1836 { "getvar", control_getvar, true, "get a tunable variable", "<name>"},
1837 { "setvar", control_setvar, true, "set a tunable variable", "<name> <value>"},
1838 { "listvars", control_listvars, true, "list tunable variables"},
1839 { "statistics", control_statistics, false, "show statistics" },
1840 { "statisticsreset", control_statistics_reset, true, "reset statistics"},
1841 { "ip", control_ip, false, "show which public ip's that ctdb manages" },
1842 { "process-exists", control_process_exists, true, "check if a process exists on a node", "<pid>"},
1843 { "getdbmap", control_getdbmap, true, "show the database map" },
1844 { "catdb", control_catdb, true, "dump a database" , "<dbname>"},
1845 { "getmonmode", control_getmonmode, true, "show monitoring mode" },
1846 { "getcapabilities", control_getcapabilities, true, "show node capabilities" },
1847 { "disablemonitor", control_disable_monmode, true, "set monitoring mode to DISABLE" },
1848 { "enablemonitor", control_enable_monmode, true, "set monitoring mode to ACTIVE" },
1849 { "setdebug", control_setdebug, true, "set debug level", "<EMERG|ALERT|CRIT|ERR|WARNING|NOTICE|INFO|DEBUG>" },
1850 { "getdebug", control_getdebug, true, "get debug level" },
1851 { "attach", control_attach, true, "attach to a database", "<dbname>" },
1852 { "dumpmemory", control_dumpmemory, true, "dump memory map to stdout" },
1853 { "rddumpmemory", control_rddumpmemory, true, "dump memory map from the recovery daemon to stdout" },
1854 { "getpid", control_getpid, true, "get ctdbd process ID" },
1855 { "disable", control_disable, true, "disable a nodes public IP" },
1856 { "enable", control_enable, true, "enable a nodes public IP" },
1857 { "ban", control_ban, true, "ban a node from the cluster", "<bantime|0>"},
1858 { "unban", control_unban, true, "unban a node from the cluster" },
1859 { "shutdown", control_shutdown, true, "shutdown ctdbd" },
1860 { "recover", control_recover, true, "force recovery" },
1861 { "freeze", control_freeze, true, "freeze all databases" },
1862 { "thaw", control_thaw, true, "thaw all databases" },
1863 { "isnotrecmaster", control_isnotrecmaster, false, "check if the local node is recmaster or not" },
1864 { "killtcp", kill_tcp, false, "kill a tcp connection.", "<srcip:port> <dstip:port>" },
1865 { "gratiousarp", control_gratious_arp, false, "send a gratious arp", "<ip> <interface>" },
1866 { "tickle", tickle_tcp, false, "send a tcp tickle ack", "<srcip:port> <dstip:port>" },
1867 { "gettickles", control_get_tickles, false, "get the list of tickles registered for this ip", "<ip>" },
1869 { "regsrvid", regsrvid, false, "register a server id", "<pnn> <type> <id>" },
1870 { "unregsrvid", unregsrvid, false, "unregister a server id", "<pnn> <type> <id>" },
1871 { "chksrvid", chksrvid, false, "check if a server id exists", "<pnn> <type> <id>" },
1872 { "getsrvids", getsrvids, false, "get a list of all server ids"},
1873 { "vacuum", ctdb_vacuum, false, "vacuum the databases of empty records", "[max_records]"},
1874 { "repack", ctdb_repack, false, "repack all databases", "[max_freelist]"},
1875 { "listnodes", control_listnodes, false, "list all nodes in the cluster"},
1876 { "reloadnodes", control_reload_nodes_file, false, "reload the nodes file and restart the transport on all nodes"},
1877 { "getreclock", control_getreclock, false, "get the path to the reclock file" },
1878 { "moveip", control_moveip, false, "move/failover an ip address to another node", "<ip> <node>"},
1879 { "addip", control_addip, true, "add a ip address to a node", "<ip/mask> <iface>"},
1880 { "delip", control_delip, false, "delete an ip address from a node", "<ip>"},
1881 { "eventscript", control_eventscript, true, "run the eventscript with the given parameters on a node", "<arguments>"},
1887 static void usage(void)
1891 "Usage: ctdb [options] <control>\n" \
1893 " -n <node> choose node number, or 'all' (defaults to local node)\n"
1894 " -Y generate machinereadable output\n"
1895 " -t <timelimit> set timelimit for control in seconds (default %u)\n", options.timelimit);
1896 printf("Controls:\n");
1897 for (i=0;i<ARRAY_SIZE(ctdb_commands);i++) {
1898 printf(" %-15s %-27s %s\n",
1899 ctdb_commands[i].name,
1900 ctdb_commands[i].args?ctdb_commands[i].args:"",
1901 ctdb_commands[i].msg);
1907 static void ctdb_alarm(int sig)
1909 printf("Maximum runtime exceeded - exiting\n");
1916 int main(int argc, const char *argv[])
1918 struct ctdb_context *ctdb;
1919 char *nodestring = NULL;
1920 struct poptOption popt_options[] = {
1923 { "timelimit", 't', POPT_ARG_INT, &options.timelimit, 0, "timelimit", "integer" },
1924 { "node", 'n', POPT_ARG_STRING, &nodestring, 0, "node", "integer|all" },
1925 { "machinereadable", 'Y', POPT_ARG_NONE, &options.machinereadable, 0, "enable machinereadable output", NULL },
1926 { "maxruntime", 'T', POPT_ARG_INT, &options.maxruntime, 0, "die if runtime exceeds this limit (in seconds)", "integer" },
1930 const char **extra_argv;
1934 struct event_context *ev;
1935 const char *control;
1939 /* set some defaults */
1940 options.maxruntime = 0;
1941 options.timelimit = 3;
1942 options.pnn = CTDB_CURRENT_NODE;
1944 pc = poptGetContext(argv[0], argc, argv, popt_options, POPT_CONTEXT_KEEP_FIRST);
1946 while ((opt = poptGetNextOpt(pc)) != -1) {
1949 DEBUG(DEBUG_ERR, ("Invalid option %s: %s\n",
1950 poptBadOption(pc, 0), poptStrerror(opt)));
1955 /* setup the remaining options for the main program to use */
1956 extra_argv = poptGetArgs(pc);
1959 while (extra_argv[extra_argc]) extra_argc++;
1962 if (extra_argc < 1) {
1966 if (options.maxruntime != 0) {
1967 signal(SIGALRM, ctdb_alarm);
1968 alarm(options.maxruntime);
1971 /* setup the node number to contact */
1972 if (nodestring != NULL) {
1973 if (strcmp(nodestring, "all") == 0) {
1974 options.pnn = CTDB_BROADCAST_ALL;
1976 options.pnn = strtoul(nodestring, NULL, 0);
1980 control = extra_argv[0];
1982 ev = event_context_init(NULL);
1984 /* initialise ctdb */
1985 ctdb = ctdb_cmdline_client(ev);
1987 DEBUG(DEBUG_ERR, ("Failed to init ctdb\n"));
1991 for (i=0;i<ARRAY_SIZE(ctdb_commands);i++) {
1992 if (strcmp(control, ctdb_commands[i].name) == 0) {
1995 if (options.pnn == CTDB_CURRENT_NODE) {
1997 pnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), options.pnn);
2004 if (ctdb_commands[i].auto_all &&
2005 options.pnn == CTDB_BROADCAST_ALL) {
2010 nodes = ctdb_get_connected_nodes(ctdb, TIMELIMIT(), ctdb, &num_nodes);
2011 CTDB_NO_MEMORY(ctdb, nodes);
2013 for (j=0;j<num_nodes;j++) {
2014 options.pnn = nodes[j];
2015 ret |= ctdb_commands[i].fn(ctdb, extra_argc-1, extra_argv+1);
2019 ret = ctdb_commands[i].fn(ctdb, extra_argc-1, extra_argv+1);
2025 if (i == ARRAY_SIZE(ctdb_commands)) {
2026 DEBUG(DEBUG_ERR, ("Unknown control '%s'\n", control));