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:\n");
252 printf(":%u:%u:%u:\n",
253 (unsigned int)uptime->current_time.tv_sec,
254 (unsigned int)uptime->ctdbd_start_time.tv_sec,
255 (unsigned int)uptime->last_recovery_time.tv_sec);
259 printf("Current time of node : %s", ctime(&uptime->current_time.tv_sec));
261 tmp = uptime->current_time.tv_sec - uptime->ctdbd_start_time.tv_sec;
269 printf("Ctdbd start time : (%03d %02d:%02d:%02d) %s", days, hours, minutes, seconds, ctime(&uptime->ctdbd_start_time.tv_sec));
271 tmp = uptime->current_time.tv_sec - uptime->last_recovery_time.tv_sec;
279 printf("Time of last recovery : (%03d %02d:%02d:%02d) %s", days, hours, minutes, seconds, ctime(&uptime->last_recovery_time.tv_sec));
285 display remote ctdb status
287 static int control_status(struct ctdb_context *ctdb, int argc, const char **argv)
290 struct ctdb_vnn_map *vnnmap=NULL;
291 struct ctdb_node_map *nodemap=NULL;
292 uint32_t recmode, recmaster;
295 mypnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), options.pnn);
300 ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), options.pnn, ctdb, &nodemap);
302 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
306 if(options.machinereadable){
307 printf(":Node:IP:Disconnected:Banned:Disabled:Unhealthy:\n");
308 for(i=0;i<nodemap->num;i++){
309 printf(":%d:%s:%d:%d:%d:%d:\n", nodemap->nodes[i].pnn,
310 inet_ntoa(nodemap->nodes[i].sin.sin_addr),
311 !!(nodemap->nodes[i].flags&NODE_FLAGS_DISCONNECTED),
312 !!(nodemap->nodes[i].flags&NODE_FLAGS_BANNED),
313 !!(nodemap->nodes[i].flags&NODE_FLAGS_PERMANENTLY_DISABLED),
314 !!(nodemap->nodes[i].flags&NODE_FLAGS_UNHEALTHY));
319 printf("Number of nodes:%d\n", nodemap->num);
320 for(i=0;i<nodemap->num;i++){
321 static const struct {
325 { NODE_FLAGS_DISCONNECTED, "DISCONNECTED" },
326 { NODE_FLAGS_PERMANENTLY_DISABLED, "DISABLED" },
327 { NODE_FLAGS_BANNED, "BANNED" },
328 { NODE_FLAGS_UNHEALTHY, "UNHEALTHY" },
330 char *flags_str = NULL;
332 for (j=0;j<ARRAY_SIZE(flag_names);j++) {
333 if (nodemap->nodes[i].flags & flag_names[j].flag) {
334 if (flags_str == NULL) {
335 flags_str = talloc_strdup(ctdb, flag_names[j].name);
337 flags_str = talloc_asprintf_append(flags_str, "|%s",
340 CTDB_NO_MEMORY_FATAL(ctdb, flags_str);
343 if (flags_str == NULL) {
344 flags_str = talloc_strdup(ctdb, "OK");
345 CTDB_NO_MEMORY_FATAL(ctdb, flags_str);
347 printf("pnn:%d %-16s %s%s\n", nodemap->nodes[i].pnn,
348 inet_ntoa(nodemap->nodes[i].sin.sin_addr),
350 nodemap->nodes[i].pnn == mypnn?" (THIS NODE)":"");
351 talloc_free(flags_str);
354 ret = ctdb_ctrl_getvnnmap(ctdb, TIMELIMIT(), options.pnn, ctdb, &vnnmap);
356 DEBUG(DEBUG_ERR, ("Unable to get vnnmap from node %u\n", options.pnn));
359 if (vnnmap->generation == INVALID_GENERATION) {
360 printf("Generation:INVALID\n");
362 printf("Generation:%d\n",vnnmap->generation);
364 printf("Size:%d\n",vnnmap->size);
365 for(i=0;i<vnnmap->size;i++){
366 printf("hash:%d lmaster:%d\n", i, vnnmap->map[i]);
369 ret = ctdb_ctrl_getrecmode(ctdb, ctdb, TIMELIMIT(), options.pnn, &recmode);
371 DEBUG(DEBUG_ERR, ("Unable to get recmode from node %u\n", options.pnn));
374 printf("Recovery mode:%s (%d)\n",recmode==CTDB_RECOVERY_NORMAL?"NORMAL":"RECOVERY",recmode);
376 ret = ctdb_ctrl_getrecmaster(ctdb, ctdb, TIMELIMIT(), options.pnn, &recmaster);
378 DEBUG(DEBUG_ERR, ("Unable to get recmaster from node %u\n", options.pnn));
381 printf("Recovery master:%d\n",recmaster);
387 get a list of all tickles for this pnn
389 static int control_get_tickles(struct ctdb_context *ctdb, int argc, const char **argv)
391 struct ctdb_control_tcp_tickle_list *list;
392 struct sockaddr_in ip;
399 ip.sin_family = AF_INET;
400 if (inet_aton(argv[0], &ip.sin_addr) == 0) {
401 DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s'\n", argv[0]));
405 ret = ctdb_ctrl_get_tcp_tickles(ctdb, TIMELIMIT(), options.pnn, ctdb, &ip, &list);
407 DEBUG(DEBUG_ERR, ("Unable to list tickles\n"));
411 printf("Tickles for ip:%s\n", inet_ntoa(list->ip.sin_addr));
412 printf("Num tickles:%u\n", list->tickles.num);
413 for (i=0;i<list->tickles.num;i++) {
414 printf("SRC: %s:%u ", inet_ntoa(list->tickles.connections[i].saddr.sin_addr), ntohs(list->tickles.connections[i].saddr.sin_port));
415 printf("DST: %s:%u\n", inet_ntoa(list->tickles.connections[i].daddr.sin_addr), ntohs(list->tickles.connections[i].daddr.sin_port));
423 /* send a release ip to all nodes */
424 static int control_send_release(struct ctdb_context *ctdb, uint32_t pnn,
425 struct sockaddr_in *sin)
428 struct ctdb_public_ip pip;
430 struct ctdb_node_map *nodemap=NULL;
432 ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap);
434 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
438 /* send a moveip message to the recovery master */
440 pip.sin.sin_family = AF_INET;
441 pip.sin.sin_addr = sin->sin_addr;
442 data.dsize = sizeof(pip);
443 data.dptr = (unsigned char *)&pip;
446 /* send release ip to all nodes */
447 if (ctdb_client_async_control(ctdb, CTDB_CONTROL_RELEASE_IP,
448 list_of_active_nodes(ctdb, nodemap, ctdb, true),
449 TIMELIMIT(), false, data, NULL) != 0) {
450 DEBUG(DEBUG_ERR, (__location__ " Unable to send 'ReleaseIP' to all nodes.\n"));
458 move/failover an ip address to a specific node
460 static int control_moveip(struct ctdb_context *ctdb, int argc, const char **argv)
463 struct sockaddr_in ip;
465 struct ctdb_all_public_ips *ips;
472 ip.sin_family = AF_INET;
473 if (inet_aton(argv[0], &ip.sin_addr) == 0) {
474 DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s'\n", argv[0]));
479 if (sscanf(argv[1], "%u", &pnn) != 1) {
480 DEBUG(DEBUG_ERR, ("Badly formed pnn\n"));
484 ret = ctdb_ctrl_get_tunable(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, "DeterministicIPs", &value);
486 DEBUG(DEBUG_ERR, ("Unable to get tunable variable 'DeterministicIPs' from local node\n"));
490 DEBUG(DEBUG_ERR, ("The tunable 'DeterministicIPs' is set. You can only move ip addresses when this feature is disabled\n"));
494 ret = ctdb_ctrl_get_tunable(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, "NoIPFailback", &value);
496 DEBUG(DEBUG_ERR, ("Unable to get tunable variable 'NoIPFailback' from local node\n"));
500 DEBUG(DEBUG_ERR, ("The tunable 'NoIPFailback' is NOT set. You can only move ip addresses when this feature is enabled\n"));
504 /* read the public ip list from the node */
505 ret = ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), pnn, ctdb, &ips);
507 DEBUG(DEBUG_ERR, ("Unable to get public ip list from node %u\n", pnn));
511 for (i=0;i<ips->num;i++) {
512 if (ctdb_same_ip(&ip, &ips->ips[i].sin)) {
517 DEBUG(DEBUG_ERR, ("Node %u can not host ip address '%s'\n",
518 pnn, inet_ntoa(ip.sin_addr)));
521 if (ips->ips[i].pnn == pnn) {
522 DEBUG(DEBUG_ERR, ("Host %u is already hosting '%s'\n",
523 pnn, inet_ntoa(ips->ips[i].sin.sin_addr)));
527 ret = control_send_release(ctdb, pnn, &ips->ips[i].sin);
529 DEBUG(DEBUG_ERR, ("Failed to send 'change ip' to all nodes\n"));;
538 struct sockaddr_in sin;
541 void getips_store_callback(void *param, void *data)
543 struct node_ip *node_ip = (struct node_ip *)data;
544 struct ctdb_all_public_ips *ips = param;
548 ips->ips[i].pnn = node_ip->pnn;
549 ips->ips[i].sin = node_ip->sin;
552 void getips_count_callback(void *param, void *data)
554 uint32_t *count = param;
560 control_get_all_public_ips(struct ctdb_context *ctdb, TALLOC_CTX *tmp_ctx, struct ctdb_all_public_ips **ips)
562 struct ctdb_all_public_ips *tmp_ips;
563 struct ctdb_node_map *nodemap=NULL;
568 ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, tmp_ctx, &nodemap);
570 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
574 tree = trbt_create(tmp_ctx, 0);
576 for(i=0;i<nodemap->num;i++){
577 if (nodemap->nodes[i].flags & NODE_FLAGS_DISCONNECTED) {
581 /* read the public ip list from this node */
582 ret = ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), nodemap->nodes[i].pnn, tmp_ctx, &tmp_ips);
584 DEBUG(DEBUG_ERR, ("Unable to get public ip list from node %u\n", nodemap->nodes[i].pnn));
588 for (j=0; j<tmp_ips->num;j++) {
589 struct node_ip *node_ip;
591 node_ip = talloc(tmp_ctx, struct node_ip);
592 node_ip->pnn = tmp_ips->ips[j].pnn;
593 node_ip->sin = tmp_ips->ips[j].sin;
595 trbt_insert32(tree, tmp_ips->ips[j].sin.sin_addr.s_addr, node_ip);
597 talloc_free(tmp_ips);
602 trbt_traversearray32(tree, 1, getips_count_callback, &count);
604 len = offsetof(struct ctdb_all_public_ips, ips) +
605 count*sizeof(struct ctdb_public_ip);
606 tmp_ips = talloc_zero_size(tmp_ctx, len);
607 trbt_traversearray32(tree, 1, getips_store_callback, tmp_ips);
616 * scans all other nodes and returns a pnn for another node that can host this
620 find_other_host_for_public_ip(struct ctdb_context *ctdb, struct sockaddr_in *addr)
622 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
623 struct ctdb_all_public_ips *ips;
624 struct ctdb_node_map *nodemap=NULL;
627 ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, tmp_ctx, &nodemap);
629 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
630 talloc_free(tmp_ctx);
634 for(i=0;i<nodemap->num;i++){
635 if (nodemap->nodes[i].flags & NODE_FLAGS_DISCONNECTED) {
638 if (nodemap->nodes[i].pnn == options.pnn) {
642 /* read the public ip list from this node */
643 ret = ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), nodemap->nodes[i].pnn, tmp_ctx, &ips);
645 DEBUG(DEBUG_ERR, ("Unable to get public ip list from node %u\n", nodemap->nodes[i].pnn));
649 for (j=0;j<ips->num;j++) {
650 if (ctdb_same_ip(addr, &ips->ips[j].sin)) {
651 talloc_free(tmp_ctx);
652 return nodemap->nodes[i].pnn;
658 talloc_free(tmp_ctx);
663 add a public ip address to a node
665 static int control_addip(struct ctdb_context *ctdb, int argc, const char **argv)
670 struct sockaddr_in addr;
671 struct ctdb_control_ip_iface *pub;
672 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
673 struct ctdb_all_public_ips *ips;
676 talloc_free(tmp_ctx);
680 if (!parse_ip_mask(argv[0], &addr, &mask)) {
681 DEBUG(DEBUG_ERR, ("Badly formed ip/mask : %s\n", argv[0]));
682 talloc_free(tmp_ctx);
686 ret = control_get_all_public_ips(ctdb, tmp_ctx, &ips);
688 DEBUG(DEBUG_ERR, ("Unable to get public ip list from cluster\n"));
689 talloc_free(tmp_ctx);
694 len = offsetof(struct ctdb_control_ip_iface, iface) + strlen(argv[1]) + 1;
695 pub = talloc_size(tmp_ctx, len);
696 CTDB_NO_MEMORY(ctdb, pub);
700 pub->len = strlen(argv[1])+1;
701 memcpy(&pub->iface[0], argv[1], strlen(argv[1])+1);
703 ret = ctdb_ctrl_add_public_ip(ctdb, TIMELIMIT(), options.pnn, pub);
705 DEBUG(DEBUG_ERR, ("Unable to add public ip to node %u\n", options.pnn));
706 talloc_free(tmp_ctx);
711 /* check if some other node is already serving this ip, if not,
714 for (i=0;i<ips->num;i++) {
715 if (ctdb_same_ip(&addr, &ips->ips[i].sin)) {
719 /* no one has this ip so we claim it */
721 ret = control_send_release(ctdb, options.pnn, &addr);
723 ret = control_send_release(ctdb, ips->ips[i].pnn, &addr);
727 DEBUG(DEBUG_ERR, ("Failed to send 'change ip' to all nodes\n"));
731 talloc_free(tmp_ctx);
736 delete a public ip address from a node
738 static int control_delip(struct ctdb_context *ctdb, int argc, const char **argv)
741 struct sockaddr_in addr;
742 struct ctdb_control_ip_iface pub;
743 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
744 struct ctdb_all_public_ips *ips;
747 talloc_free(tmp_ctx);
751 addr.sin_family = AF_INET;
752 if (inet_aton(argv[0], &addr.sin_addr) == 0) {
753 DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s'\n", argv[0]));
761 ret = ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), options.pnn, tmp_ctx, &ips);
763 DEBUG(DEBUG_ERR, ("Unable to get public ip list from cluster\n"));
764 talloc_free(tmp_ctx);
768 for (i=0;i<ips->num;i++) {
769 if (ctdb_same_ip(&addr, &ips->ips[i].sin)) {
775 DEBUG(DEBUG_ERR, ("This node does not support this public address '%s'\n",
776 inet_ntoa(addr.sin_addr)));
777 talloc_free(tmp_ctx);
781 if (ips->ips[i].pnn == options.pnn) {
782 ret = find_other_host_for_public_ip(ctdb, &addr);
784 ret = control_send_release(ctdb, ret, &addr);
786 DEBUG(DEBUG_ERR, ("Failed to migrate this ip to another node. Use moveip of recover to reassign this address to a node\n"));
791 ret = ctdb_ctrl_del_public_ip(ctdb, TIMELIMIT(), options.pnn, &pub);
793 DEBUG(DEBUG_ERR, ("Unable to del public ip from node %u\n", options.pnn));
794 talloc_free(tmp_ctx);
798 talloc_free(tmp_ctx);
803 kill a tcp connection
805 static int kill_tcp(struct ctdb_context *ctdb, int argc, const char **argv)
808 struct ctdb_control_killtcp killtcp;
814 if (!parse_ip_port(argv[0], (ctdb_sock_addr *)&killtcp.src)) {
815 DEBUG(DEBUG_ERR, ("Bad IP:port '%s'\n", argv[0]));
819 if (!parse_ip_port(argv[1], (ctdb_sock_addr *)&killtcp.dst)) {
820 DEBUG(DEBUG_ERR, ("Bad IP:port '%s'\n", argv[1]));
824 ret = ctdb_ctrl_killtcp(ctdb, TIMELIMIT(), options.pnn, &killtcp);
826 DEBUG(DEBUG_ERR, ("Unable to killtcp from node %u\n", options.pnn));
837 static int control_gratious_arp(struct ctdb_context *ctdb, int argc, const char **argv)
840 struct sockaddr_in sin;
846 sin.sin_family = AF_INET;
847 if (inet_aton(argv[0], &sin.sin_addr) == 0) {
848 DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s'\n", argv[0]));
852 ret = ctdb_ctrl_gratious_arp(ctdb, TIMELIMIT(), options.pnn, &sin, argv[1]);
854 DEBUG(DEBUG_ERR, ("Unable to send gratious_arp from node %u\n", options.pnn));
864 static int regsrvid(struct ctdb_context *ctdb, int argc, const char **argv)
867 struct ctdb_server_id server_id;
873 server_id.pnn = strtoul(argv[0], NULL, 0);
874 server_id.type = strtoul(argv[1], NULL, 0);
875 server_id.server_id = strtoul(argv[2], NULL, 0);
877 ret = ctdb_ctrl_register_server_id(ctdb, TIMELIMIT(), &server_id);
879 DEBUG(DEBUG_ERR, ("Unable to register server_id from node %u\n", options.pnn));
886 unregister a server id
888 static int unregsrvid(struct ctdb_context *ctdb, int argc, const char **argv)
891 struct ctdb_server_id server_id;
897 server_id.pnn = strtoul(argv[0], NULL, 0);
898 server_id.type = strtoul(argv[1], NULL, 0);
899 server_id.server_id = strtoul(argv[2], NULL, 0);
901 ret = ctdb_ctrl_unregister_server_id(ctdb, TIMELIMIT(), &server_id);
903 DEBUG(DEBUG_ERR, ("Unable to unregister server_id from node %u\n", options.pnn));
910 check if a server id exists
912 static int chksrvid(struct ctdb_context *ctdb, int argc, const char **argv)
916 struct ctdb_server_id server_id;
922 server_id.pnn = strtoul(argv[0], NULL, 0);
923 server_id.type = strtoul(argv[1], NULL, 0);
924 server_id.server_id = strtoul(argv[2], NULL, 0);
926 ret = ctdb_ctrl_check_server_id(ctdb, TIMELIMIT(), options.pnn, &server_id, &status);
928 DEBUG(DEBUG_ERR, ("Unable to check server_id from node %u\n", options.pnn));
933 printf("Server id %d:%d:%d EXISTS\n", server_id.pnn, server_id.type, server_id.server_id);
935 printf("Server id %d:%d:%d does NOT exist\n", server_id.pnn, server_id.type, server_id.server_id);
941 get a list of all server ids that are registered on a node
943 static int getsrvids(struct ctdb_context *ctdb, int argc, const char **argv)
946 struct ctdb_server_id_list *server_ids;
948 ret = ctdb_ctrl_get_server_id_list(ctdb, ctdb, TIMELIMIT(), options.pnn, &server_ids);
950 DEBUG(DEBUG_ERR, ("Unable to get server_id list from node %u\n", options.pnn));
954 for (i=0; i<server_ids->num; i++) {
955 printf("Server id %d:%d:%d\n",
956 server_ids->server_ids[i].pnn,
957 server_ids->server_ids[i].type,
958 server_ids->server_ids[i].server_id);
965 send a tcp tickle ack
967 static int tickle_tcp(struct ctdb_context *ctdb, int argc, const char **argv)
970 ctdb_sock_addr src, dst;
976 if (!parse_ip_port(argv[0], &src)) {
977 DEBUG(DEBUG_ERR, ("Bad IP:port '%s'\n", argv[0]));
981 if (!parse_ip_port(argv[1], &dst)) {
982 DEBUG(DEBUG_ERR, ("Bad IP:port '%s'\n", argv[1]));
986 ret = ctdb_sys_send_tcp(&src, &dst, 0, 0, 0);
990 DEBUG(DEBUG_ERR, ("Error while sending tickle ack\n"));
997 display public ip status
999 static int control_ip(struct ctdb_context *ctdb, int argc, const char **argv)
1002 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
1003 struct ctdb_all_public_ips *ips;
1005 if (options.pnn == CTDB_BROADCAST_ALL) {
1006 /* read the list of public ips from all nodes */
1007 ret = control_get_all_public_ips(ctdb, tmp_ctx, &ips);
1009 /* read the public ip list from this node */
1010 ret = ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), options.pnn, tmp_ctx, &ips);
1013 DEBUG(DEBUG_ERR, ("Unable to get public ips from node %u\n", options.pnn));
1014 talloc_free(tmp_ctx);
1018 if (options.machinereadable){
1019 printf(":Public IP:Node:\n");
1021 if (options.pnn == CTDB_BROADCAST_ALL) {
1022 printf("Public IPs on ALL nodes\n");
1024 printf("Public IPs on node %u\n", options.pnn);
1028 for (i=1;i<=ips->num;i++) {
1029 if (options.machinereadable){
1030 printf(":%s:%d:\n", inet_ntoa(ips->ips[ips->num-i].sin.sin_addr), ips->ips[ips->num-i].pnn);
1032 printf("%s %d\n", inet_ntoa(ips->ips[ips->num-i].sin.sin_addr), ips->ips[ips->num-i].pnn);
1036 talloc_free(tmp_ctx);
1041 display pid of a ctdb daemon
1043 static int control_getpid(struct ctdb_context *ctdb, int argc, const char **argv)
1048 ret = ctdb_ctrl_getpid(ctdb, TIMELIMIT(), options.pnn, &pid);
1050 DEBUG(DEBUG_ERR, ("Unable to get daemon pid from node %u\n", options.pnn));
1053 printf("Pid:%d\n", pid);
1059 disable a remote node
1061 static int control_disable(struct ctdb_context *ctdb, int argc, const char **argv)
1065 ret = ctdb_ctrl_modflags(ctdb, TIMELIMIT(), options.pnn, NODE_FLAGS_PERMANENTLY_DISABLED, 0);
1067 DEBUG(DEBUG_ERR, ("Unable to disable node %u\n", options.pnn));
1075 enable a disabled remote node
1077 static int control_enable(struct ctdb_context *ctdb, int argc, const char **argv)
1081 ret = ctdb_ctrl_modflags(ctdb, TIMELIMIT(), options.pnn, 0, NODE_FLAGS_PERMANENTLY_DISABLED);
1083 DEBUG(DEBUG_ERR, ("Unable to enable node %u\n", options.pnn));
1091 ban a node from the cluster
1093 static int control_ban(struct ctdb_context *ctdb, int argc, const char **argv)
1096 struct ctdb_ban_info b;
1104 ban_time = strtoul(argv[0], NULL, 0);
1106 b.pnn = options.pnn;
1107 b.ban_time = ban_time;
1109 data.dptr = (uint8_t *)&b;
1110 data.dsize = sizeof(b);
1112 ret = ctdb_send_message(ctdb, options.pnn, CTDB_SRVID_BAN_NODE, data);
1114 DEBUG(DEBUG_ERR,("Failed to ban node %u\n", options.pnn));
1123 unban a node from the cluster
1125 static int control_unban(struct ctdb_context *ctdb, int argc, const char **argv)
1130 data.dptr = (uint8_t *)&options.pnn;
1131 data.dsize = sizeof(uint32_t);
1133 ret = ctdb_send_message(ctdb, options.pnn, CTDB_SRVID_UNBAN_NODE, data);
1135 DEBUG(DEBUG_ERR,("Failed to to unban node %u\n", options.pnn));
1146 static int control_shutdown(struct ctdb_context *ctdb, int argc, const char **argv)
1150 ret = ctdb_ctrl_shutdown(ctdb, TIMELIMIT(), options.pnn);
1152 DEBUG(DEBUG_ERR, ("Unable to shutdown node %u\n", options.pnn));
1162 static int control_recover(struct ctdb_context *ctdb, int argc, const char **argv)
1166 ret = ctdb_ctrl_freeze(ctdb, TIMELIMIT(), options.pnn);
1168 DEBUG(DEBUG_ERR, ("Unable to freeze node\n"));
1172 ret = ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
1174 DEBUG(DEBUG_ERR, ("Unable to set recovery mode\n"));
1183 display monitoring mode of a remote node
1185 static int control_getmonmode(struct ctdb_context *ctdb, int argc, const char **argv)
1190 ret = ctdb_ctrl_getmonmode(ctdb, TIMELIMIT(), options.pnn, &monmode);
1192 DEBUG(DEBUG_ERR, ("Unable to get monmode from node %u\n", options.pnn));
1195 if (!options.machinereadable){
1196 printf("Monitoring mode:%s (%d)\n",monmode==CTDB_MONITORING_ACTIVE?"ACTIVE":"DISABLED",monmode);
1199 printf(":%d:\n",monmode);
1206 display capabilities of a remote node
1208 static int control_getcapabilities(struct ctdb_context *ctdb, int argc, const char **argv)
1210 uint32_t capabilities;
1213 ret = ctdb_ctrl_getcapabilities(ctdb, TIMELIMIT(), options.pnn, &capabilities);
1215 DEBUG(DEBUG_ERR, ("Unable to get capabilities from node %u\n", options.pnn));
1219 if (!options.machinereadable){
1220 printf("RECMASTER: %s\n", (capabilities&CTDB_CAP_RECMASTER)?"YES":"NO");
1221 printf("LMASTER: %s\n", (capabilities&CTDB_CAP_LMASTER)?"YES":"NO");
1223 printf(":RECMASTER:LMASTER:\n");
1225 !!(capabilities&CTDB_CAP_RECMASTER),
1226 !!(capabilities&CTDB_CAP_LMASTER));
1232 disable monitoring on a node
1234 static int control_disable_monmode(struct ctdb_context *ctdb, int argc, const char **argv)
1239 ret = ctdb_ctrl_disable_monmode(ctdb, TIMELIMIT(), options.pnn);
1241 DEBUG(DEBUG_ERR, ("Unable to disable monmode on node %u\n", options.pnn));
1244 printf("Monitoring mode:%s\n","DISABLED");
1250 enable monitoring on a node
1252 static int control_enable_monmode(struct ctdb_context *ctdb, int argc, const char **argv)
1257 ret = ctdb_ctrl_enable_monmode(ctdb, TIMELIMIT(), options.pnn);
1259 DEBUG(DEBUG_ERR, ("Unable to enable monmode on node %u\n", options.pnn));
1262 printf("Monitoring mode:%s\n","ACTIVE");
1268 display remote list of keys/data for a db
1270 static int control_catdb(struct ctdb_context *ctdb, int argc, const char **argv)
1272 const char *db_name;
1273 struct ctdb_db_context *ctdb_db;
1281 ctdb_db = ctdb_attach(ctdb, db_name, false);
1283 if (ctdb_db == NULL) {
1284 DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", db_name));
1288 /* traverse and dump the cluster tdb */
1289 ret = ctdb_dump_db(ctdb_db, stdout);
1291 DEBUG(DEBUG_ERR, ("Unable to dump database\n"));
1294 talloc_free(ctdb_db);
1296 printf("Dumped %d records\n", ret);
1302 display a list of the databases on a remote ctdb
1304 static int control_getdbmap(struct ctdb_context *ctdb, int argc, const char **argv)
1307 struct ctdb_dbid_map *dbmap=NULL;
1309 ret = ctdb_ctrl_getdbmap(ctdb, TIMELIMIT(), options.pnn, ctdb, &dbmap);
1311 DEBUG(DEBUG_ERR, ("Unable to get dbids from node %u\n", options.pnn));
1315 printf("Number of databases:%d\n", dbmap->num);
1316 for(i=0;i<dbmap->num;i++){
1321 ctdb_ctrl_getdbpath(ctdb, TIMELIMIT(), options.pnn, dbmap->dbs[i].dbid, ctdb, &path);
1322 ctdb_ctrl_getdbname(ctdb, TIMELIMIT(), options.pnn, dbmap->dbs[i].dbid, ctdb, &name);
1323 persistent = dbmap->dbs[i].persistent;
1324 printf("dbid:0x%08x name:%s path:%s %s\n", dbmap->dbs[i].dbid, name,
1325 path, persistent?"PERSISTENT":"");
1332 get the filename of the reclock file
1334 static int control_getreclock(struct ctdb_context *ctdb, int argc, const char **argv)
1337 const char *reclock;
1338 struct ctdb_node_map *nodemap=NULL;
1341 ret = ctdb_ctrl_getreclock(ctdb, TIMELIMIT(), options.pnn, ctdb, &reclock);
1343 DEBUG(DEBUG_ERR, ("Unable to get reclock file from node %u\n", options.pnn));
1347 ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), options.pnn, ctdb, &nodemap);
1349 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
1354 pnnfile = talloc_asprintf(ctdb, "%s.pnn", reclock);
1355 CTDB_NO_MEMORY(ctdb, pnnfile);
1357 fd = open(pnnfile, O_RDONLY);
1359 DEBUG(DEBUG_CRIT,(__location__ " Failed to open reclock pnn file %s - (%s)\n",
1360 pnnfile, strerror(errno)));
1365 printf("Reclock file : %s\n", reclock);
1366 for (i=0; i<nodemap->num; i++) {
1369 count = ctdb_read_pnn_lock(fd, nodemap->nodes[i].pnn);
1371 printf("pnn:%d %-16s", nodemap->nodes[i].pnn,
1372 inet_ntoa(nodemap->nodes[i].sin.sin_addr));
1374 printf(" NOT ACTIVE\n");
1376 printf(" ACTIVE with %d connections\n", count);
1386 check if the local node is recmaster or not
1387 it will return 1 if this node is the recmaster and 0 if it is not
1388 or if the local ctdb daemon could not be contacted
1390 static int control_isnotrecmaster(struct ctdb_context *ctdb, int argc, const char **argv)
1392 uint32_t mypnn, recmaster;
1395 mypnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), options.pnn);
1397 printf("Failed to get pnn of node\n");
1401 ret = ctdb_ctrl_getrecmaster(ctdb, ctdb, TIMELIMIT(), options.pnn, &recmaster);
1403 printf("Failed to get the recmaster\n");
1407 if (recmaster != mypnn) {
1408 printf("this node is not the recmaster\n");
1412 printf("this node is the recmaster\n");
1419 static int control_ping(struct ctdb_context *ctdb, int argc, const char **argv)
1422 struct timeval tv = timeval_current();
1423 ret = ctdb_ctrl_ping(ctdb, options.pnn);
1425 printf("Unable to get ping response from node %u\n", options.pnn);
1427 printf("response from %u time=%.6f sec (%d clients)\n",
1428 options.pnn, timeval_elapsed(&tv), ret);
1437 static int control_getvar(struct ctdb_context *ctdb, int argc, const char **argv)
1448 ret = ctdb_ctrl_get_tunable(ctdb, TIMELIMIT(), options.pnn, name, &value);
1450 DEBUG(DEBUG_ERR, ("Unable to get tunable variable '%s'\n", name));
1454 printf("%-19s = %u\n", name, value);
1461 static int control_setvar(struct ctdb_context *ctdb, int argc, const char **argv)
1472 value = strtoul(argv[1], NULL, 0);
1474 ret = ctdb_ctrl_set_tunable(ctdb, TIMELIMIT(), options.pnn, name, value);
1476 DEBUG(DEBUG_ERR, ("Unable to set tunable variable '%s'\n", name));
1485 static int control_listvars(struct ctdb_context *ctdb, int argc, const char **argv)
1491 ret = ctdb_ctrl_list_tunables(ctdb, TIMELIMIT(), options.pnn, ctdb, &list, &count);
1493 DEBUG(DEBUG_ERR, ("Unable to list tunable variables\n"));
1497 for (i=0;i<count;i++) {
1498 control_getvar(ctdb, 1, &list[i]);
1508 const char *description;
1509 } debug_levels[] = {
1510 {DEBUG_EMERG, "EMERG"},
1511 {DEBUG_ALERT, "ALERT"},
1512 {DEBUG_CRIT, "CRIT"},
1514 {DEBUG_WARNING, "WARNING"},
1515 {DEBUG_NOTICE, "NOTICE"},
1516 {DEBUG_INFO, "INFO"},
1517 {DEBUG_DEBUG, "DEBUG"}
1520 static const char *get_debug_by_level(int32_t level)
1524 for (i=0;i<ARRAY_SIZE(debug_levels);i++) {
1525 if (debug_levels[i].level == level) {
1526 return debug_levels[i].description;
1532 static int32_t get_debug_by_desc(const char *desc)
1536 for (i=0;i<ARRAY_SIZE(debug_levels);i++) {
1537 if (!strcmp(debug_levels[i].description, desc)) {
1538 return debug_levels[i].level;
1545 display debug level on a node
1547 static int control_getdebug(struct ctdb_context *ctdb, int argc, const char **argv)
1552 ret = ctdb_ctrl_get_debuglevel(ctdb, options.pnn, &level);
1554 DEBUG(DEBUG_ERR, ("Unable to get debuglevel response from node %u\n", options.pnn));
1557 if (options.machinereadable){
1558 printf(":Name:Level:\n");
1559 printf(":%s:%d:\n",get_debug_by_level(level),level);
1561 printf("Node %u is at debug level %s (%u)\n", options.pnn, get_debug_by_level(level), level);
1569 set debug level on a node or all nodes
1571 static int control_setdebug(struct ctdb_context *ctdb, int argc, const char **argv)
1580 if (isalpha(argv[0][0])) {
1581 level = get_debug_by_desc(argv[0]);
1583 level = strtoul(argv[0], NULL, 0);
1586 ret = ctdb_ctrl_set_debuglevel(ctdb, options.pnn, level);
1588 DEBUG(DEBUG_ERR, ("Unable to set debug level on node %u\n", options.pnn));
1597 static int control_freeze(struct ctdb_context *ctdb, int argc, const char **argv)
1601 ret = ctdb_ctrl_freeze(ctdb, TIMELIMIT(), options.pnn);
1603 DEBUG(DEBUG_ERR, ("Unable to freeze node %u\n", options.pnn));
1611 static int control_thaw(struct ctdb_context *ctdb, int argc, const char **argv)
1615 ret = ctdb_ctrl_thaw(ctdb, TIMELIMIT(), options.pnn);
1617 DEBUG(DEBUG_ERR, ("Unable to thaw node %u\n", options.pnn));
1624 attach to a database
1626 static int control_attach(struct ctdb_context *ctdb, int argc, const char **argv)
1628 const char *db_name;
1629 struct ctdb_db_context *ctdb_db;
1636 ctdb_db = ctdb_attach(ctdb, db_name, false);
1637 if (ctdb_db == NULL) {
1638 DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", db_name));
1648 static int control_eventscript(struct ctdb_context *ctdb, int argc, const char **argv)
1654 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
1657 DEBUG(DEBUG_ERR,("Invalid arguments\n"));
1661 data.dptr = (unsigned char *)discard_const(argv[0]);
1662 data.dsize = strlen((char *)data.dptr) + 1;
1664 DEBUG(DEBUG_ERR, ("Running eventscripts with arguments \"%s\" on node %u\n", data.dptr, options.pnn));
1666 ret = ctdb_control(ctdb, options.pnn, 0, CTDB_CONTROL_RUN_EVENTSCRIPTS,
1667 0, data, tmp_ctx, NULL, &res, NULL, &errmsg);
1668 if (ret != 0 || res != 0) {
1669 DEBUG(DEBUG_ERR,("Failed to run eventscripts - %s\n", errmsg));
1670 talloc_free(tmp_ctx);
1673 talloc_free(tmp_ctx);
1680 static int control_dumpmemory(struct ctdb_context *ctdb, int argc, const char **argv)
1686 TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
1687 ret = ctdb_control(ctdb, options.pnn, 0, CTDB_CONTROL_DUMP_MEMORY,
1688 0, tdb_null, tmp_ctx, &data, &res, NULL, &errmsg);
1689 if (ret != 0 || res != 0) {
1690 DEBUG(DEBUG_ERR,("Failed to dump memory - %s\n", errmsg));
1691 talloc_free(tmp_ctx);
1694 write(1, data.dptr, data.dsize);
1695 talloc_free(tmp_ctx);
1700 handler for memory dumps
1702 static void mem_dump_handler(struct ctdb_context *ctdb, uint64_t srvid,
1703 TDB_DATA data, void *private_data)
1705 write(1, data.dptr, data.dsize);
1710 dump memory usage on the recovery daemon
1712 static int control_rddumpmemory(struct ctdb_context *ctdb, int argc, const char **argv)
1716 struct rd_memdump_reply rd;
1718 rd.pnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE);
1720 DEBUG(DEBUG_ERR, ("Failed to get pnn of local node\n"));
1723 rd.srvid = getpid();
1725 /* register a message port for receiveing the reply so that we
1726 can receive the reply
1728 ctdb_set_message_handler(ctdb, rd.srvid, mem_dump_handler, NULL);
1731 data.dptr = (uint8_t *)&rd;
1732 data.dsize = sizeof(rd);
1734 ret = ctdb_send_message(ctdb, options.pnn, CTDB_SRVID_MEM_DUMP, data);
1736 DEBUG(DEBUG_ERR,("Failed to send memdump request message to %u\n", options.pnn));
1740 /* this loop will terminate when we have received the reply */
1742 event_loop_once(ctdb->ev);
1749 list all nodes in the cluster
1751 static int control_listnodes(struct ctdb_context *ctdb, int argc, const char **argv)
1754 struct ctdb_node_map *nodemap=NULL;
1756 ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), options.pnn, ctdb, &nodemap);
1758 DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
1762 for(i=0;i<nodemap->num;i++){
1763 printf("%s\n", inet_ntoa(nodemap->nodes[i].sin.sin_addr));
1770 reload the nodes file on the local node
1772 static int control_reload_nodes_file(struct ctdb_context *ctdb, int argc, const char **argv)
1776 struct ctdb_node_map *nodemap=NULL;
1778 mypnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE);
1780 DEBUG(DEBUG_ERR, ("Failed to read pnn of local node\n"));
1784 ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap);
1786 DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
1790 /* reload the nodes file on all remote nodes */
1791 for (i=0;i<nodemap->num;i++) {
1792 if (nodemap->nodes[i].pnn == mypnn) {
1795 DEBUG(DEBUG_NOTICE, ("Reloading nodes file on node %u\n", nodemap->nodes[i].pnn));
1796 ret = ctdb_ctrl_reload_nodes_file(ctdb, TIMELIMIT(),
1797 nodemap->nodes[i].pnn);
1799 DEBUG(DEBUG_ERR, ("ERROR: Failed to reload nodes file on node %u. You MUST fix that node manually!\n", nodemap->nodes[i].pnn));
1803 /* reload the nodes file on the local node */
1804 DEBUG(DEBUG_NOTICE, ("Reloading nodes file on node %u\n", mypnn));
1805 ret = ctdb_ctrl_reload_nodes_file(ctdb, TIMELIMIT(), mypnn);
1807 DEBUG(DEBUG_ERR, ("ERROR: Failed to reload nodes file on node %u. You MUST fix that node manually!\n", mypnn));
1814 static const struct {
1816 int (*fn)(struct ctdb_context *, int, const char **);
1820 } ctdb_commands[] = {
1822 { "version", control_version, true, "show version of ctdb" },
1824 { "status", control_status, true, "show node status" },
1825 { "uptime", control_uptime, true, "show node uptime" },
1826 { "ping", control_ping, true, "ping all nodes" },
1827 { "getvar", control_getvar, true, "get a tunable variable", "<name>"},
1828 { "setvar", control_setvar, true, "set a tunable variable", "<name> <value>"},
1829 { "listvars", control_listvars, true, "list tunable variables"},
1830 { "statistics", control_statistics, false, "show statistics" },
1831 { "statisticsreset", control_statistics_reset, true, "reset statistics"},
1832 { "ip", control_ip, false, "show which public ip's that ctdb manages" },
1833 { "process-exists", control_process_exists, true, "check if a process exists on a node", "<pid>"},
1834 { "getdbmap", control_getdbmap, true, "show the database map" },
1835 { "catdb", control_catdb, true, "dump a database" , "<dbname>"},
1836 { "getmonmode", control_getmonmode, true, "show monitoring mode" },
1837 { "getcapabilities", control_getcapabilities, true, "show node capabilities" },
1838 { "disablemonitor", control_disable_monmode, true, "set monitoring mode to DISABLE" },
1839 { "enablemonitor", control_enable_monmode, true, "set monitoring mode to ACTIVE" },
1840 { "setdebug", control_setdebug, true, "set debug level", "<EMERG|ALERT|CRIT|ERR|WARNING|NOTICE|INFO|DEBUG>" },
1841 { "getdebug", control_getdebug, true, "get debug level" },
1842 { "attach", control_attach, true, "attach to a database", "<dbname>" },
1843 { "dumpmemory", control_dumpmemory, true, "dump memory map to stdout" },
1844 { "rddumpmemory", control_rddumpmemory, true, "dump memory map from the recovery daemon to stdout" },
1845 { "getpid", control_getpid, true, "get ctdbd process ID" },
1846 { "disable", control_disable, true, "disable a nodes public IP" },
1847 { "enable", control_enable, true, "enable a nodes public IP" },
1848 { "ban", control_ban, true, "ban a node from the cluster", "<bantime|0>"},
1849 { "unban", control_unban, true, "unban a node from the cluster" },
1850 { "shutdown", control_shutdown, true, "shutdown ctdbd" },
1851 { "recover", control_recover, true, "force recovery" },
1852 { "freeze", control_freeze, true, "freeze all databases" },
1853 { "thaw", control_thaw, true, "thaw all databases" },
1854 { "isnotrecmaster", control_isnotrecmaster, false, "check if the local node is recmaster or not" },
1855 { "killtcp", kill_tcp, false, "kill a tcp connection.", "<srcip:port> <dstip:port>" },
1856 { "gratiousarp", control_gratious_arp, false, "send a gratious arp", "<ip> <interface>" },
1857 { "tickle", tickle_tcp, false, "send a tcp tickle ack", "<srcip:port> <dstip:port>" },
1858 { "gettickles", control_get_tickles, false, "get the list of tickles registered for this ip", "<ip>" },
1860 { "regsrvid", regsrvid, false, "register a server id", "<pnn> <type> <id>" },
1861 { "unregsrvid", unregsrvid, false, "unregister a server id", "<pnn> <type> <id>" },
1862 { "chksrvid", chksrvid, false, "check if a server id exists", "<pnn> <type> <id>" },
1863 { "getsrvids", getsrvids, false, "get a list of all server ids"},
1864 { "vacuum", ctdb_vacuum, false, "vacuum the databases of empty records", "[max_records]"},
1865 { "repack", ctdb_repack, false, "repack all databases", "[max_freelist]"},
1866 { "listnodes", control_listnodes, false, "list all nodes in the cluster"},
1867 { "reloadnodes", control_reload_nodes_file, false, "reload the nodes file and restart the transport on all nodes"},
1868 { "getreclock", control_getreclock, false, "get the path to the reclock file" },
1869 { "moveip", control_moveip, false, "move/failover an ip address to another node", "<ip> <node>"},
1870 { "addip", control_addip, true, "add a ip address to a node", "<ip/mask> <iface>"},
1871 { "delip", control_delip, false, "delete an ip address from a node", "<ip>"},
1872 { "eventscript", control_eventscript, true, "run the eventscript with the given parameters on a node", "<arguments>"},
1878 static void usage(void)
1882 "Usage: ctdb [options] <control>\n" \
1884 " -n <node> choose node number, or 'all' (defaults to local node)\n"
1885 " -Y generate machinereadable output\n"
1886 " -t <timelimit> set timelimit for control in seconds (default %u)\n", options.timelimit);
1887 printf("Controls:\n");
1888 for (i=0;i<ARRAY_SIZE(ctdb_commands);i++) {
1889 printf(" %-15s %-27s %s\n",
1890 ctdb_commands[i].name,
1891 ctdb_commands[i].args?ctdb_commands[i].args:"",
1892 ctdb_commands[i].msg);
1898 static void ctdb_alarm(int sig)
1900 printf("Maximum runtime exceeded - exiting\n");
1907 int main(int argc, const char *argv[])
1909 struct ctdb_context *ctdb;
1910 char *nodestring = NULL;
1911 struct poptOption popt_options[] = {
1914 { "timelimit", 't', POPT_ARG_INT, &options.timelimit, 0, "timelimit", "integer" },
1915 { "node", 'n', POPT_ARG_STRING, &nodestring, 0, "node", "integer|all" },
1916 { "machinereadable", 'Y', POPT_ARG_NONE, &options.machinereadable, 0, "enable machinereadable output", NULL },
1917 { "maxruntime", 'T', POPT_ARG_INT, &options.maxruntime, 0, "die if runtime exceeds this limit (in seconds)", "integer" },
1921 const char **extra_argv;
1925 struct event_context *ev;
1926 const char *control;
1930 /* set some defaults */
1931 options.maxruntime = 0;
1932 options.timelimit = 3;
1933 options.pnn = CTDB_CURRENT_NODE;
1935 pc = poptGetContext(argv[0], argc, argv, popt_options, POPT_CONTEXT_KEEP_FIRST);
1937 while ((opt = poptGetNextOpt(pc)) != -1) {
1940 DEBUG(DEBUG_ERR, ("Invalid option %s: %s\n",
1941 poptBadOption(pc, 0), poptStrerror(opt)));
1946 /* setup the remaining options for the main program to use */
1947 extra_argv = poptGetArgs(pc);
1950 while (extra_argv[extra_argc]) extra_argc++;
1953 if (extra_argc < 1) {
1957 if (options.maxruntime != 0) {
1958 signal(SIGALRM, ctdb_alarm);
1959 alarm(options.maxruntime);
1962 /* setup the node number to contact */
1963 if (nodestring != NULL) {
1964 if (strcmp(nodestring, "all") == 0) {
1965 options.pnn = CTDB_BROADCAST_ALL;
1967 options.pnn = strtoul(nodestring, NULL, 0);
1971 control = extra_argv[0];
1973 ev = event_context_init(NULL);
1975 /* initialise ctdb */
1976 ctdb = ctdb_cmdline_client(ev);
1978 DEBUG(DEBUG_ERR, ("Failed to init ctdb\n"));
1982 for (i=0;i<ARRAY_SIZE(ctdb_commands);i++) {
1983 if (strcmp(control, ctdb_commands[i].name) == 0) {
1986 if (options.pnn == CTDB_CURRENT_NODE) {
1988 pnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), options.pnn);
1995 if (ctdb_commands[i].auto_all &&
1996 options.pnn == CTDB_BROADCAST_ALL) {
2001 nodes = ctdb_get_connected_nodes(ctdb, TIMELIMIT(), ctdb, &num_nodes);
2002 CTDB_NO_MEMORY(ctdb, nodes);
2004 for (j=0;j<num_nodes;j++) {
2005 options.pnn = nodes[j];
2006 ret |= ctdb_commands[i].fn(ctdb, extra_argc-1, extra_argv+1);
2010 ret = ctdb_commands[i].fn(ctdb, extra_argc-1, extra_argv+1);
2016 if (i == ARRAY_SIZE(ctdb_commands)) {
2017 DEBUG(DEBUG_ERR, ("Unknown control '%s'\n", control));