#include "includes.h"
#include "lib/events/events.h"
+#include "system/time.h"
#include "system/filesys.h"
#include "system/network.h"
+#include "system/locale.h"
#include "popt.h"
#include "cmdline.h"
#include "../include/ctdb.h"
#include "../include/ctdb_private.h"
+#include "../common/rb_tree.h"
+#include "db_wrap.h"
+
+
+#define ERR_TIMEOUT 20 /* timed out trying to reach node */
+#define ERR_NONODE 21 /* node does not exist */
+#define ERR_DISNODE 22 /* node is disconnected */
static void usage(void);
#define TIMELIMIT() timeval_current_ofs(options.timelimit, 0)
+#ifdef CTDB_VERS
+static int control_version(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+#define STR(x) #x
+#define XSTR(x) STR(x)
+ printf("CTDB version: %s\n", XSTR(CTDB_VERS));
+ return 0;
+}
+#endif
+
+
+/*
+ verify that a node exists and is reachable
+ */
+static void verify_node(struct ctdb_context *ctdb)
+{
+ int ret;
+ struct ctdb_node_map *nodemap=NULL;
+
+ if (options.pnn == CTDB_CURRENT_NODE) {
+ return;
+ }
+ if (options.pnn == CTDB_BROADCAST_ALL) {
+ return;
+ }
+
+ /* verify the node exists */
+ if (ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap) != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
+ exit(10);
+ }
+ if (options.pnn >= nodemap->num) {
+ DEBUG(DEBUG_ERR, ("Node %u does not exist\n", options.pnn));
+ exit(ERR_NONODE);
+ }
+ if (nodemap->nodes[options.pnn].flags & NODE_FLAGS_DISCONNECTED) {
+ DEBUG(DEBUG_ERR, ("Node %u is DISCONNECTED\n", options.pnn));
+ exit(ERR_DISNODE);
+ }
+
+ /* verify we can access the node */
+ ret = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), options.pnn);
+ if (ret == -1) {
+ DEBUG(DEBUG_ERR,("Can not ban node. Node is not operational.\n"));
+ exit(10);
+ }
+}
+
+/*
+ check if a database exists
+*/
+static int db_exists(struct ctdb_context *ctdb, const char *db_name)
+{
+ int i, ret;
+ struct ctdb_dbid_map *dbmap=NULL;
+
+ ret = ctdb_ctrl_getdbmap(ctdb, TIMELIMIT(), options.pnn, ctdb, &dbmap);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to get dbids from node %u\n", options.pnn));
+ return -1;
+ }
+
+ for(i=0;i<dbmap->num;i++){
+ const char *name;
+
+ ctdb_ctrl_getdbname(ctdb, TIMELIMIT(), options.pnn, dbmap->dbs[i].dbid, ctdb, &name);
+ if (!strcmp(name, db_name)) {
+ return 0;
+ }
+ }
+
+ return -1;
+}
+
/*
see if a process exists
*/
}
if (sscanf(argv[0], "%u:%u", &pnn, &pid) != 2) {
- DEBUG(0, ("Badly formed pnn:pid\n"));
+ DEBUG(DEBUG_ERR, ("Badly formed pnn:pid\n"));
return -1;
}
STATISTICS_FIELD(pending_calls),
STATISTICS_FIELD(lockwait_calls),
STATISTICS_FIELD(pending_lockwait_calls),
+ STATISTICS_FIELD(childwrite_calls),
+ STATISTICS_FIELD(pending_childwrite_calls),
STATISTICS_FIELD(memory_used),
STATISTICS_FIELD(max_hop_count),
};
}
printf(" %-30s %.6f sec\n", "max_call_latency", s->max_call_latency);
printf(" %-30s %.6f sec\n", "max_lockwait_latency", s->max_lockwait_latency);
+ printf(" %-30s %.6f sec\n", "max_childwrite_latency", s->max_childwrite_latency);
talloc_free(tmp_ctx);
}
offsetof(struct ctdb_statistics, __last_counter) / sizeof(uint32_t);
ret = ctdb_ctrl_statistics(ctdb, nodes[i], &s1);
if (ret != 0) {
- DEBUG(0, ("Unable to get statistics from node %u\n", nodes[i]));
+ DEBUG(DEBUG_ERR, ("Unable to get statistics from node %u\n", nodes[i]));
return ret;
}
for (j=0;j<num_ints;j++) {
ret = ctdb_ctrl_statistics(ctdb, options.pnn, &statistics);
if (ret != 0) {
- DEBUG(0, ("Unable to get statistics from node %u\n", options.pnn));
+ DEBUG(DEBUG_ERR, ("Unable to get statistics from node %u\n", options.pnn));
return ret;
}
show_statistics(&statistics);
ret = ctdb_statistics_reset(ctdb, options.pnn);
if (ret != 0) {
- DEBUG(0, ("Unable to reset statistics on node %u\n", options.pnn));
+ DEBUG(DEBUG_ERR, ("Unable to reset statistics on node %u\n", options.pnn));
+ return ret;
+ }
+ return 0;
+}
+
+
+/*
+ display uptime of remote node
+ */
+static int control_uptime(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ int ret;
+ struct ctdb_uptime *uptime = NULL;
+ int tmp, days, hours, minutes, seconds;
+
+ ret = ctdb_ctrl_uptime(ctdb, ctdb, TIMELIMIT(), options.pnn, &uptime);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to get uptime from node %u\n", options.pnn));
return ret;
}
+
+ if (options.machinereadable){
+ printf(":Current Node Time:Ctdb Start Time:Last Recovery Time:Last Recovery Duration:\n");
+ printf(":%u:%u:%u:%lf\n",
+ (unsigned int)uptime->current_time.tv_sec,
+ (unsigned int)uptime->ctdbd_start_time.tv_sec,
+ (unsigned int)uptime->last_recovery_finished.tv_sec,
+ timeval_delta(&uptime->last_recovery_finished,
+ &uptime->last_recovery_started)
+ );
+ return 0;
+ }
+
+ printf("Current time of node : %s", ctime(&uptime->current_time.tv_sec));
+
+ tmp = uptime->current_time.tv_sec - uptime->ctdbd_start_time.tv_sec;
+ seconds = tmp%60;
+ tmp /= 60;
+ minutes = tmp%60;
+ tmp /= 60;
+ hours = tmp%24;
+ tmp /= 24;
+ days = tmp;
+ printf("Ctdbd start time : (%03d %02d:%02d:%02d) %s", days, hours, minutes, seconds, ctime(&uptime->ctdbd_start_time.tv_sec));
+
+ tmp = uptime->current_time.tv_sec - uptime->last_recovery_finished.tv_sec;
+ seconds = tmp%60;
+ tmp /= 60;
+ minutes = tmp%60;
+ tmp /= 60;
+ hours = tmp%24;
+ tmp /= 24;
+ days = tmp;
+ printf("Time of last recovery : (%03d %02d:%02d:%02d) %s", days, hours, minutes, seconds, ctime(&uptime->last_recovery_finished.tv_sec));
+
+ printf("Duration of last recovery : %lf seconds\n",
+ timeval_delta(&uptime->last_recovery_finished,
+ &uptime->last_recovery_started));
+
return 0;
}
+/*
+ show the PNN of the current node
+ */
+static int control_pnn(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ int mypnn;
+
+ mypnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), options.pnn);
+ if (mypnn == -1) {
+ DEBUG(DEBUG_ERR, ("Unable to get pnn from local node."));
+ return -1;
+ }
+
+ printf("PNN:%d\n", mypnn);
+ return 0;
+}
/*
display remote ctdb status
ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), options.pnn, ctdb, &nodemap);
if (ret != 0) {
- DEBUG(0, ("Unable to get nodemap from node %u\n", options.pnn));
+ DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
return ret;
}
if(options.machinereadable){
- printf(":Node:IP:Disonnected:Disabled:Permanently Disabled:\n");
+ printf(":Node:IP:Disconnected:Banned:Disabled:Unhealthy:\n");
for(i=0;i<nodemap->num;i++){
- printf(":%d:%s:%d:%d:%d:\n", nodemap->nodes[i].pnn,
- inet_ntoa(nodemap->nodes[i].sin.sin_addr),
+ printf(":%d:%s:%d:%d:%d:%d:\n", nodemap->nodes[i].pnn,
+ ctdb_addr_to_str(&nodemap->nodes[i].addr),
!!(nodemap->nodes[i].flags&NODE_FLAGS_DISCONNECTED),
- !!(nodemap->nodes[i].flags&NODE_FLAGS_UNHEALTHY),
- !!(nodemap->nodes[i].flags&NODE_FLAGS_PERMANENTLY_DISABLED));
+ !!(nodemap->nodes[i].flags&NODE_FLAGS_BANNED),
+ !!(nodemap->nodes[i].flags&NODE_FLAGS_PERMANENTLY_DISABLED),
+ !!(nodemap->nodes[i].flags&NODE_FLAGS_UNHEALTHY));
}
return 0;
}
CTDB_NO_MEMORY_FATAL(ctdb, flags_str);
}
printf("pnn:%d %-16s %s%s\n", nodemap->nodes[i].pnn,
- inet_ntoa(nodemap->nodes[i].sin.sin_addr),
+ ctdb_addr_to_str(&nodemap->nodes[i].addr),
flags_str,
nodemap->nodes[i].pnn == mypnn?" (THIS NODE)":"");
talloc_free(flags_str);
ret = ctdb_ctrl_getvnnmap(ctdb, TIMELIMIT(), options.pnn, ctdb, &vnnmap);
if (ret != 0) {
- DEBUG(0, ("Unable to get vnnmap from node %u\n", options.pnn));
+ DEBUG(DEBUG_ERR, ("Unable to get vnnmap from node %u\n", options.pnn));
return ret;
}
if (vnnmap->generation == INVALID_GENERATION) {
ret = ctdb_ctrl_getrecmode(ctdb, ctdb, TIMELIMIT(), options.pnn, &recmode);
if (ret != 0) {
- DEBUG(0, ("Unable to get recmode from node %u\n", options.pnn));
+ DEBUG(DEBUG_ERR, ("Unable to get recmode from node %u\n", options.pnn));
return ret;
}
printf("Recovery mode:%s (%d)\n",recmode==CTDB_RECOVERY_NORMAL?"NORMAL":"RECOVERY",recmode);
ret = ctdb_ctrl_getrecmaster(ctdb, ctdb, TIMELIMIT(), options.pnn, &recmaster);
if (ret != 0) {
- DEBUG(0, ("Unable to get recmaster from node %u\n", options.pnn));
+ DEBUG(DEBUG_ERR, ("Unable to get recmaster from node %u\n", options.pnn));
return ret;
}
printf("Recovery master:%d\n",recmaster);
return 0;
}
+
+/*
+ display the status of the monitoring scripts
+ */
+static int control_scriptstatus(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ int i, ret;
+ struct ctdb_monitoring_wire *script_status;
+
+ ret = ctdb_ctrl_getscriptstatus(ctdb, TIMELIMIT(), options.pnn, ctdb, &script_status);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to get script status from node %u\n", options.pnn));
+ return ret;
+ }
+
+ printf("%d scripts were executed last monitoring cycle\n", script_status->num_scripts);
+ for (i=0; i<script_status->num_scripts; i++) {
+ printf("%-20s Status:%s ",
+ script_status->scripts[i].name,
+ script_status->scripts[i].timedout?"TIMEDOUT":script_status->scripts[i].status==0?"OK":"ERROR");
+ if (script_status->scripts[i].timedout == 0) {
+ printf("Duration:%.3lf ",
+ timeval_delta(&script_status->scripts[i].finished,
+ &script_status->scripts[i].start));
+ }
+ printf("%s",
+ ctime(&script_status->scripts[i].start.tv_sec));
+ if ((script_status->scripts[i].timedout != 0)
+ || (script_status->scripts[i].status != 0) ) {
+ printf(" OUTPUT:%s\n",
+ script_status->scripts[i].output);
+ }
+ }
+
+ return 0;
+}
+
+
+/*
+ display the pnn of the recovery master
+ */
+static int control_recmaster(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ int ret;
+ uint32_t recmaster;
+
+ ret = ctdb_ctrl_getrecmaster(ctdb, ctdb, TIMELIMIT(), options.pnn, &recmaster);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to get recmaster from node %u\n", options.pnn));
+ return ret;
+ }
+ printf("%d\n",recmaster);
+
+ return 0;
+}
+
/*
get a list of all tickles for this pnn
*/
static int control_get_tickles(struct ctdb_context *ctdb, int argc, const char **argv)
{
struct ctdb_control_tcp_tickle_list *list;
- struct sockaddr_in ip;
+ ctdb_sock_addr addr;
int i, ret;
if (argc < 1) {
usage();
}
- ip.sin_family = AF_INET;
- if (inet_aton(argv[0], &ip.sin_addr) == 0) {
- DEBUG(0,("Wrongly formed ip address '%s'\n", argv[0]));
+ if (parse_ip(argv[0], NULL, 0, &addr) == 0) {
+ DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s'\n", argv[0]));
return -1;
}
- ret = ctdb_ctrl_get_tcp_tickles(ctdb, TIMELIMIT(), options.pnn, ctdb, &ip, &list);
+ ret = ctdb_ctrl_get_tcp_tickles(ctdb, TIMELIMIT(), options.pnn, ctdb, &addr, &list);
if (ret == -1) {
- DEBUG(0, ("Unable to list tickles\n"));
+ DEBUG(DEBUG_ERR, ("Unable to list tickles\n"));
return -1;
}
- printf("Tickles for ip:%s\n", inet_ntoa(list->ip.sin_addr));
+ printf("Tickles for ip:%s\n", ctdb_addr_to_str(&list->addr));
printf("Num tickles:%u\n", list->tickles.num);
for (i=0;i<list->tickles.num;i++) {
- printf("SRC: %s:%u ", inet_ntoa(list->tickles.connections[i].saddr.sin_addr), ntohs(list->tickles.connections[i].saddr.sin_port));
- printf("DST: %s:%u\n", inet_ntoa(list->tickles.connections[i].daddr.sin_addr), ntohs(list->tickles.connections[i].daddr.sin_port));
+ printf("SRC: %s:%u ", ctdb_addr_to_str(&list->tickles.connections[i].src_addr), ntohs(list->tickles.connections[i].src_addr.ip.sin_port));
+ 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));
}
talloc_free(list);
return 0;
}
-/*
- kill a tcp connection
- */
-static int kill_tcp(struct ctdb_context *ctdb, int argc, const char **argv)
+/* send a release ip to all nodes */
+static int control_send_release(struct ctdb_context *ctdb, uint32_t pnn,
+ctdb_sock_addr *addr)
{
int ret;
- struct ctdb_control_killtcp killtcp;
+ struct ctdb_public_ip pip;
+ TDB_DATA data;
+ struct ctdb_node_map *nodemap=NULL;
- if (argc < 2) {
- usage();
+ ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
+ return ret;
}
- if (!parse_ip_port(argv[0], &killtcp.src)) {
- DEBUG(0, ("Bad IP:port '%s'\n", argv[0]));
- return -1;
- }
+ /* send a moveip message to the recovery master */
+ pip.pnn = pnn;
+ pip.addr = *addr;
+ data.dsize = sizeof(pip);
+ data.dptr = (unsigned char *)&pip;
- if (!parse_ip_port(argv[1], &killtcp.dst)) {
- DEBUG(0, ("Bad IP:port '%s'\n", argv[1]));
- return -1;
- }
- ret = ctdb_ctrl_killtcp(ctdb, TIMELIMIT(), options.pnn, &killtcp);
- if (ret != 0) {
- DEBUG(0, ("Unable to killtcp from node %u\n", options.pnn));
- return ret;
+ /* send release ip to all nodes */
+ if (ctdb_client_async_control(ctdb, CTDB_CONTROL_RELEASE_IP,
+ list_of_active_nodes(ctdb, nodemap, ctdb, true),
+ TIMELIMIT(), false, data,
+ NULL, NULL, NULL) != 0) {
+ DEBUG(DEBUG_ERR, (__location__ " Unable to send 'ReleaseIP' to all nodes.\n"));
+ return -1;
}
return 0;
}
-
/*
- send a gratious arp
+ move/failover an ip address to a specific node
*/
-static int control_gratious_arp(struct ctdb_context *ctdb, int argc, const char **argv)
+static int control_moveip(struct ctdb_context *ctdb, int argc, const char **argv)
{
- int ret;
- struct sockaddr_in sin;
+ uint32_t pnn;
+ ctdb_sock_addr addr;
+ uint32_t value;
+ struct ctdb_all_public_ips *ips;
+ int i, ret;
if (argc < 2) {
usage();
}
- sin.sin_family = AF_INET;
- if (inet_aton(argv[0], &sin.sin_addr) == 0) {
- DEBUG(0,("Wrongly formed ip address '%s'\n", argv[0]));
+ if (parse_ip(argv[0], NULL, 0, &addr) == 0) {
+ DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s'\n", argv[0]));
return -1;
}
- ret = ctdb_ctrl_gratious_arp(ctdb, TIMELIMIT(), options.pnn, &sin, argv[1]);
- if (ret != 0) {
- DEBUG(0, ("Unable to send gratious_arp from node %u\n", options.pnn));
- return ret;
+
+ if (sscanf(argv[1], "%u", &pnn) != 1) {
+ DEBUG(DEBUG_ERR, ("Badly formed pnn\n"));
+ return -1;
}
- return 0;
-}
+ ret = ctdb_ctrl_get_tunable(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, "DeterministicIPs", &value);
+ if (ret == -1) {
+ DEBUG(DEBUG_ERR, ("Unable to get tunable variable 'DeterministicIPs' from local node\n"));
+ return -1;
+ }
+ if (value != 0) {
+ DEBUG(DEBUG_ERR, ("The tunable 'DeterministicIPs' is set. You can only move ip addresses when this feature is disabled\n"));
+ return -1;
+ }
-/*
- register a server id
- */
-static int regsrvid(struct ctdb_context *ctdb, int argc, const char **argv)
-{
- int ret;
- struct ctdb_server_id server_id;
+ ret = ctdb_ctrl_get_tunable(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, "NoIPFailback", &value);
+ if (ret == -1) {
+ DEBUG(DEBUG_ERR, ("Unable to get tunable variable 'NoIPFailback' from local node\n"));
+ return -1;
+ }
+ if (value == 0) {
+ DEBUG(DEBUG_ERR, ("The tunable 'NoIPFailback' is NOT set. You can only move ip addresses when this feature is enabled\n"));
+ return -1;
+ }
- if (argc < 3) {
- usage();
+ /* read the public ip list from the node */
+ ret = ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), pnn, ctdb, &ips);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to get public ip list from node %u\n", pnn));
+ return -1;
}
- server_id.pnn = strtoul(argv[0], NULL, 0);
- server_id.type = strtoul(argv[1], NULL, 0);
- server_id.server_id = strtoul(argv[2], NULL, 0);
+ for (i=0;i<ips->num;i++) {
+ if (ctdb_same_ip(&addr, &ips->ips[i].addr)) {
+ break;
+ }
+ }
+ if (i==ips->num) {
+ DEBUG(DEBUG_ERR, ("Node %u can not host ip address '%s'\n",
+ pnn, ctdb_addr_to_str(&addr)));
+ return -1;
+ }
+ if (ips->ips[i].pnn == pnn) {
+ DEBUG(DEBUG_ERR, ("Host %u is already hosting '%s'\n",
+ pnn, ctdb_addr_to_str(&ips->ips[i].addr)));
+ return -1;
+ }
- ret = ctdb_ctrl_register_server_id(ctdb, TIMELIMIT(), &server_id);
+ ret = control_send_release(ctdb, pnn, &ips->ips[i].addr);
if (ret != 0) {
- DEBUG(0, ("Unable to register server_id from node %u\n", options.pnn));
- return ret;
+ DEBUG(DEBUG_ERR, ("Failed to send 'change ip' to all nodes\n"));;
+ return -1;
}
- return -1;
+
+ return 0;
}
-/*
- unregister a server id
- */
-static int unregsrvid(struct ctdb_context *ctdb, int argc, const char **argv)
+void getips_store_callback(void *param, void *data)
{
- int ret;
- struct ctdb_server_id server_id;
+ struct ctdb_public_ip *node_ip = (struct ctdb_public_ip *)data;
+ struct ctdb_all_public_ips *ips = param;
+ int i;
- if (argc < 3) {
- usage();
- }
+ i = ips->num++;
+ ips->ips[i].pnn = node_ip->pnn;
+ ips->ips[i].addr = node_ip->addr;
+}
- server_id.pnn = strtoul(argv[0], NULL, 0);
- server_id.type = strtoul(argv[1], NULL, 0);
- server_id.server_id = strtoul(argv[2], NULL, 0);
+void getips_count_callback(void *param, void *data)
+{
+ uint32_t *count = param;
- ret = ctdb_ctrl_unregister_server_id(ctdb, TIMELIMIT(), &server_id);
- if (ret != 0) {
- DEBUG(0, ("Unable to unregister server_id from node %u\n", options.pnn));
- return ret;
- }
- return -1;
+ (*count)++;
}
-/*
- check if a server id exists
- */
-static int chksrvid(struct ctdb_context *ctdb, int argc, const char **argv)
+#define IP_KEYLEN 4
+static uint32_t *ip_key(ctdb_sock_addr *ip)
{
- uint32_t status;
- int ret;
- struct ctdb_server_id server_id;
+ static uint32_t key[IP_KEYLEN];
+
+ bzero(key, sizeof(key));
+
+ switch (ip->sa.sa_family) {
+ case AF_INET:
+ key[0] = ip->ip.sin_addr.s_addr;
+ break;
+ case AF_INET6:
+ key[0] = ip->ip6.sin6_addr.s6_addr32[3];
+ key[1] = ip->ip6.sin6_addr.s6_addr32[2];
+ key[2] = ip->ip6.sin6_addr.s6_addr32[1];
+ key[3] = ip->ip6.sin6_addr.s6_addr32[0];
+ break;
+ default:
+ DEBUG(DEBUG_ERR, (__location__ " ERROR, unknown family passed :%u\n", ip->sa.sa_family));
+ return key;
+ }
+
+ return key;
+}
- if (argc < 3) {
- usage();
- }
+static void *add_ip_callback(void *parm, void *data)
+{
+ return parm;
+}
- server_id.pnn = strtoul(argv[0], NULL, 0);
- server_id.type = strtoul(argv[1], NULL, 0);
- server_id.server_id = strtoul(argv[2], NULL, 0);
+static int
+control_get_all_public_ips(struct ctdb_context *ctdb, TALLOC_CTX *tmp_ctx, struct ctdb_all_public_ips **ips)
+{
+ struct ctdb_all_public_ips *tmp_ips;
+ struct ctdb_node_map *nodemap=NULL;
+ trbt_tree_t *ip_tree;
+ int i, j, len, ret;
+ uint32_t count;
- ret = ctdb_ctrl_check_server_id(ctdb, TIMELIMIT(), options.pnn, &server_id, &status);
+ ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, tmp_ctx, &nodemap);
if (ret != 0) {
- DEBUG(0, ("Unable to check server_id from node %u\n", options.pnn));
+ DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
return ret;
}
- if (status) {
- printf("Server id %d:%d:%d EXISTS\n", server_id.pnn, server_id.type, server_id.server_id);
- } else {
- printf("Server id %d:%d:%d does NOT exist\n", server_id.pnn, server_id.type, server_id.server_id);
+ ip_tree = trbt_create(tmp_ctx, 0);
+
+ for(i=0;i<nodemap->num;i++){
+ if (nodemap->nodes[i].flags & NODE_FLAGS_DISCONNECTED) {
+ continue;
+ }
+
+ /* read the public ip list from this node */
+ ret = ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), nodemap->nodes[i].pnn, tmp_ctx, &tmp_ips);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to get public ip list from node %u\n", nodemap->nodes[i].pnn));
+ return -1;
+ }
+
+ for (j=0; j<tmp_ips->num;j++) {
+ struct ctdb_public_ip *node_ip;
+
+ node_ip = talloc(tmp_ctx, struct ctdb_public_ip);
+ node_ip->pnn = tmp_ips->ips[j].pnn;
+ node_ip->addr = tmp_ips->ips[j].addr;
+
+ trbt_insertarray32_callback(ip_tree,
+ IP_KEYLEN, ip_key(&tmp_ips->ips[j].addr),
+ add_ip_callback,
+ node_ip);
+ }
+ talloc_free(tmp_ips);
}
+
+ /* traverse */
+ count = 0;
+ trbt_traversearray32(ip_tree, IP_KEYLEN, getips_count_callback, &count);
+
+ len = offsetof(struct ctdb_all_public_ips, ips) +
+ count*sizeof(struct ctdb_public_ip);
+ tmp_ips = talloc_zero_size(tmp_ctx, len);
+ trbt_traversearray32(ip_tree, IP_KEYLEN, getips_store_callback, tmp_ips);
+
+ *ips = tmp_ips;
+
return 0;
}
-/*
- get a list of all server ids that are registered on a node
+
+/*
+ * scans all other nodes and returns a pnn for another node that can host this
+ * ip address or -1
*/
-static int getsrvids(struct ctdb_context *ctdb, int argc, const char **argv)
+static int
+find_other_host_for_public_ip(struct ctdb_context *ctdb, ctdb_sock_addr *addr)
{
- int i, ret;
- struct ctdb_server_id_list *server_ids;
+ TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
+ struct ctdb_all_public_ips *ips;
+ struct ctdb_node_map *nodemap=NULL;
+ int i, j, ret;
- ret = ctdb_ctrl_get_server_id_list(ctdb, ctdb, TIMELIMIT(), options.pnn, &server_ids);
+ ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, tmp_ctx, &nodemap);
if (ret != 0) {
- DEBUG(0, ("Unable to get server_id list from node %u\n", options.pnn));
+ DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
+ talloc_free(tmp_ctx);
return ret;
}
- for (i=0; i<server_ids->num; i++) {
- printf("Server id %d:%d:%d\n",
- server_ids->server_ids[i].pnn,
- server_ids->server_ids[i].type,
- server_ids->server_ids[i].server_id);
- }
-
- return -1;
+ for(i=0;i<nodemap->num;i++){
+ if (nodemap->nodes[i].flags & NODE_FLAGS_DISCONNECTED) {
+ continue;
+ }
+ if (nodemap->nodes[i].pnn == options.pnn) {
+ continue;
+ }
+
+ /* read the public ip list from this node */
+ ret = ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), nodemap->nodes[i].pnn, tmp_ctx, &ips);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to get public ip list from node %u\n", nodemap->nodes[i].pnn));
+ return -1;
+ }
+
+ for (j=0;j<ips->num;j++) {
+ if (ctdb_same_ip(addr, &ips->ips[j].addr)) {
+ talloc_free(tmp_ctx);
+ return nodemap->nodes[i].pnn;
+ }
+ }
+ talloc_free(ips);
+ }
+
+ talloc_free(tmp_ctx);
+ return -1;
}
/*
- send a tcp tickle ack
+ add a public ip address to a node
*/
-static int tickle_tcp(struct ctdb_context *ctdb, int argc, const char **argv)
+static int control_addip(struct ctdb_context *ctdb, int argc, const char **argv)
{
- int s, ret;
- struct sockaddr_in src, dst;
+ int i, ret;
+ int len;
+ unsigned mask;
+ ctdb_sock_addr addr;
+ struct ctdb_control_ip_iface *pub;
+ TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
+ struct ctdb_all_public_ips *ips;
- if (argc < 2) {
+ if (argc != 2) {
+ talloc_free(tmp_ctx);
usage();
}
- if (!parse_ip_port(argv[0], &src)) {
- DEBUG(0, ("Bad IP:port '%s'\n", argv[0]));
+ if (!parse_ip_mask(argv[0], argv[1], &addr, &mask)) {
+ DEBUG(DEBUG_ERR, ("Badly formed ip/mask : %s\n", argv[0]));
+ talloc_free(tmp_ctx);
return -1;
}
- if (!parse_ip_port(argv[1], &dst)) {
- DEBUG(0, ("Bad IP:port '%s'\n", argv[1]));
- return -1;
+ ret = control_get_all_public_ips(ctdb, tmp_ctx, &ips);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to get public ip list from cluster\n"));
+ talloc_free(tmp_ctx);
+ return ret;
}
- s = ctdb_sys_open_sending_socket();
- if (s == -1) {
- DEBUG(0, ("Failed to open socket for sending tickle\n"));
- return 0;
+
+ len = offsetof(struct ctdb_control_ip_iface, iface) + strlen(argv[1]) + 1;
+ pub = talloc_size(tmp_ctx, len);
+ CTDB_NO_MEMORY(ctdb, pub);
+
+ pub->addr = addr;
+ pub->mask = mask;
+ pub->len = strlen(argv[1])+1;
+ memcpy(&pub->iface[0], argv[1], strlen(argv[1])+1);
+
+ ret = ctdb_ctrl_add_public_ip(ctdb, TIMELIMIT(), options.pnn, pub);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to add public ip to node %u\n", options.pnn));
+ talloc_free(tmp_ctx);
+ return ret;
}
- ret = ctdb_sys_send_tcp(s, &src, &dst, 0, 0, 0);
- close(s);
- if (ret==0) {
- return 0;
+
+ /* check if some other node is already serving this ip, if not,
+ * we will claim it
+ */
+ for (i=0;i<ips->num;i++) {
+ if (ctdb_same_ip(&addr, &ips->ips[i].addr)) {
+ break;
+ }
+ }
+ /* no one has this ip so we claim it */
+ if (i == ips->num) {
+ ret = control_send_release(ctdb, options.pnn, &addr);
+ } else {
+ ret = control_send_release(ctdb, ips->ips[i].pnn, &addr);
}
- DEBUG(0, ("Error while sending tickle ack\n"));
- return -1;
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Failed to send 'change ip' to all nodes\n"));
+ return -1;
+ }
+
+ talloc_free(tmp_ctx);
+ return 0;
}
+static int control_delip(struct ctdb_context *ctdb, int argc, const char **argv);
-/*
- display public ip status
- */
-static int control_ip(struct ctdb_context *ctdb, int argc, const char **argv)
+static int control_delip_all(struct ctdb_context *ctdb, int argc, const char **argv, ctdb_sock_addr *addr)
{
- int i, ret;
TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
+ struct ctdb_node_map *nodemap=NULL;
struct ctdb_all_public_ips *ips;
+ int ret, i, j;
- /* read the public ip list from this node */
- ret = ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), options.pnn, tmp_ctx, &ips);
+ ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, tmp_ctx, &nodemap);
if (ret != 0) {
- DEBUG(0, ("Unable to get public ips from node %u\n", options.pnn));
- talloc_free(tmp_ctx);
+ DEBUG(DEBUG_ERR, ("Unable to get nodemap from current node\n"));
return ret;
}
- if (options.machinereadable){
- printf(":Public IP:Node:\n");
- } else {
- printf("Public IPs on node %u\n", options.pnn);
+ /* remove it from the nodes that are not hosting the ip currently */
+ for(i=0;i<nodemap->num;i++){
+ if (nodemap->nodes[i].flags & NODE_FLAGS_DISCONNECTED) {
+ continue;
+ }
+ if (ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), nodemap->nodes[i].pnn, tmp_ctx, &ips) != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to get public ip list from node %d\n", nodemap->nodes[i].pnn));
+ continue;
+ }
+
+ for (j=0;j<ips->num;j++) {
+ if (ctdb_same_ip(addr, &ips->ips[j].addr)) {
+ break;
+ }
+ }
+ if (j==ips->num) {
+ continue;
+ }
+
+ if (ips->ips[j].pnn == nodemap->nodes[i].pnn) {
+ continue;
+ }
+
+ options.pnn = nodemap->nodes[i].pnn;
+ control_delip(ctdb, argc, argv);
}
- for (i=1;i<=ips->num;i++) {
- printf("%s %d\n", inet_ntoa(ips->ips[ips->num-i].sin.sin_addr), ips->ips[ips->num-i].pnn);
+
+ /* remove it from every node (also the one hosting it) */
+ for(i=0;i<nodemap->num;i++){
+ if (nodemap->nodes[i].flags & NODE_FLAGS_DISCONNECTED) {
+ continue;
+ }
+ if (ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), nodemap->nodes[i].pnn, tmp_ctx, &ips) != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to get public ip list from node %d\n", nodemap->nodes[i].pnn));
+ continue;
+ }
+
+ for (j=0;j<ips->num;j++) {
+ if (ctdb_same_ip(addr, &ips->ips[j].addr)) {
+ break;
+ }
+ }
+ if (j==ips->num) {
+ continue;
+ }
+
+ options.pnn = nodemap->nodes[i].pnn;
+ control_delip(ctdb, argc, argv);
}
talloc_free(tmp_ctx);
return 0;
}
-
+
/*
- display pid of a ctdb daemon
+ delete a public ip address from a node
*/
-static int control_getpid(struct ctdb_context *ctdb, int argc, const char **argv)
+static int control_delip(struct ctdb_context *ctdb, int argc, const char **argv)
{
- uint32_t pid;
- int ret;
+ int i, ret;
+ ctdb_sock_addr addr;
+ struct ctdb_control_ip_iface pub;
+ TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
+ struct ctdb_all_public_ips *ips;
- ret = ctdb_ctrl_getpid(ctdb, TIMELIMIT(), options.pnn, &pid);
+ if (argc != 1) {
+ talloc_free(tmp_ctx);
+ usage();
+ }
+
+ if (parse_ip(argv[0], NULL, 0, &addr) == 0) {
+ DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s'\n", argv[0]));
+ return -1;
+ }
+
+ if (options.pnn == CTDB_BROADCAST_ALL) {
+ return control_delip_all(ctdb, argc, argv, &addr);
+ }
+
+ pub.addr = addr;
+ pub.mask = 0;
+ pub.len = 0;
+
+ ret = ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), options.pnn, tmp_ctx, &ips);
if (ret != 0) {
- DEBUG(0, ("Unable to get daemon pid from node %u\n", options.pnn));
+ DEBUG(DEBUG_ERR, ("Unable to get public ip list from cluster\n"));
+ talloc_free(tmp_ctx);
+ return ret;
+ }
+
+ for (i=0;i<ips->num;i++) {
+ if (ctdb_same_ip(&addr, &ips->ips[i].addr)) {
+ break;
+ }
+ }
+
+ if (i==ips->num) {
+ DEBUG(DEBUG_ERR, ("This node does not support this public address '%s'\n",
+ ctdb_addr_to_str(&addr)));
+ talloc_free(tmp_ctx);
+ return -1;
+ }
+
+ if (ips->ips[i].pnn == options.pnn) {
+ ret = find_other_host_for_public_ip(ctdb, &addr);
+ if (ret != -1) {
+ ret = control_send_release(ctdb, ret, &addr);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Failed to migrate this ip to another node. Use moveip of recover to reassign this address to a node\n"));
+ }
+ }
+ }
+
+ ret = ctdb_ctrl_del_public_ip(ctdb, TIMELIMIT(), options.pnn, &pub);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to del public ip from node %u\n", options.pnn));
+ talloc_free(tmp_ctx);
return ret;
}
- printf("Pid:%d\n", pid);
+ talloc_free(tmp_ctx);
return 0;
}
/*
- disable a remote node
+ kill a tcp connection
*/
-static int control_disable(struct ctdb_context *ctdb, int argc, const char **argv)
+static int kill_tcp(struct ctdb_context *ctdb, int argc, const char **argv)
{
int ret;
+ struct ctdb_control_killtcp killtcp;
- ret = ctdb_ctrl_modflags(ctdb, TIMELIMIT(), options.pnn, NODE_FLAGS_PERMANENTLY_DISABLED, 0);
+ if (argc < 2) {
+ usage();
+ }
+
+ if (!parse_ip_port(argv[0], &killtcp.src_addr)) {
+ DEBUG(DEBUG_ERR, ("Bad IP:port '%s'\n", argv[0]));
+ return -1;
+ }
+
+ if (!parse_ip_port(argv[1], &killtcp.dst_addr)) {
+ DEBUG(DEBUG_ERR, ("Bad IP:port '%s'\n", argv[1]));
+ return -1;
+ }
+
+ ret = ctdb_ctrl_killtcp(ctdb, TIMELIMIT(), options.pnn, &killtcp);
if (ret != 0) {
- DEBUG(0, ("Unable to disable node %u\n", options.pnn));
+ DEBUG(DEBUG_ERR, ("Unable to killtcp from node %u\n", options.pnn));
return ret;
}
return 0;
}
+
/*
- enable a disabled remote node
+ send a gratious arp
*/
-static int control_enable(struct ctdb_context *ctdb, int argc, const char **argv)
+static int control_gratious_arp(struct ctdb_context *ctdb, int argc, const char **argv)
{
int ret;
+ ctdb_sock_addr addr;
- ret = ctdb_ctrl_modflags(ctdb, TIMELIMIT(), options.pnn, 0, NODE_FLAGS_PERMANENTLY_DISABLED);
+ if (argc < 2) {
+ usage();
+ }
+
+ if (!parse_ip(argv[0], NULL, 0, &addr)) {
+ DEBUG(DEBUG_ERR, ("Bad IP '%s'\n", argv[0]));
+ return -1;
+ }
+
+ ret = ctdb_ctrl_gratious_arp(ctdb, TIMELIMIT(), options.pnn, &addr, argv[1]);
if (ret != 0) {
- DEBUG(0, ("Unable to enable node %u\n", options.pnn));
+ DEBUG(DEBUG_ERR, ("Unable to send gratious_arp from node %u\n", options.pnn));
return ret;
}
}
/*
- ban a node from the cluster
+ register a server id
*/
-static int control_ban(struct ctdb_context *ctdb, int argc, const char **argv)
+static int regsrvid(struct ctdb_context *ctdb, int argc, const char **argv)
{
int ret;
- struct ctdb_ban_info b;
- TDB_DATA data;
- uint32_t ban_time;
+ struct ctdb_server_id server_id;
- if (argc < 1) {
+ if (argc < 3) {
usage();
}
- ban_time = strtoul(argv[0], NULL, 0);
-
- b.pnn = options.pnn;
- b.ban_time = ban_time;
-
- data.dptr = (uint8_t *)&b;
- data.dsize = sizeof(b);
+ server_id.pnn = strtoul(argv[0], NULL, 0);
+ server_id.type = strtoul(argv[1], NULL, 0);
+ server_id.server_id = strtoul(argv[2], NULL, 0);
- ret = ctdb_send_message(ctdb, options.pnn, CTDB_SRVID_BAN_NODE, data);
+ ret = ctdb_ctrl_register_server_id(ctdb, TIMELIMIT(), &server_id);
if (ret != 0) {
- DEBUG(0,("Failed to ban node %u\n", options.pnn));
- return -1;
+ DEBUG(DEBUG_ERR, ("Unable to register server_id from node %u\n", options.pnn));
+ return ret;
}
-
- return 0;
+ return -1;
}
-
/*
- unban a node from the cluster
+ unregister a server id
*/
-static int control_unban(struct ctdb_context *ctdb, int argc, const char **argv)
+static int unregsrvid(struct ctdb_context *ctdb, int argc, const char **argv)
{
int ret;
- TDB_DATA data;
+ struct ctdb_server_id server_id;
- data.dptr = (uint8_t *)&options.pnn;
- data.dsize = sizeof(uint32_t);
+ if (argc < 3) {
+ usage();
+ }
- ret = ctdb_send_message(ctdb, options.pnn, CTDB_SRVID_UNBAN_NODE, data);
+ server_id.pnn = strtoul(argv[0], NULL, 0);
+ server_id.type = strtoul(argv[1], NULL, 0);
+ server_id.server_id = strtoul(argv[2], NULL, 0);
+
+ ret = ctdb_ctrl_unregister_server_id(ctdb, TIMELIMIT(), &server_id);
if (ret != 0) {
- DEBUG(0,("Failed to to unban node %u\n", options.pnn));
- return -1;
+ DEBUG(DEBUG_ERR, ("Unable to unregister server_id from node %u\n", options.pnn));
+ return ret;
}
-
- return 0;
+ return -1;
}
-
/*
- shutdown a daemon
+ check if a server id exists
*/
-static int control_shutdown(struct ctdb_context *ctdb, int argc, const char **argv)
+static int chksrvid(struct ctdb_context *ctdb, int argc, const char **argv)
{
+ uint32_t status;
int ret;
+ struct ctdb_server_id server_id;
- ret = ctdb_ctrl_shutdown(ctdb, TIMELIMIT(), options.pnn);
+ if (argc < 3) {
+ usage();
+ }
+
+ server_id.pnn = strtoul(argv[0], NULL, 0);
+ server_id.type = strtoul(argv[1], NULL, 0);
+ server_id.server_id = strtoul(argv[2], NULL, 0);
+
+ ret = ctdb_ctrl_check_server_id(ctdb, TIMELIMIT(), options.pnn, &server_id, &status);
if (ret != 0) {
- DEBUG(0, ("Unable to shutdown node %u\n", options.pnn));
+ DEBUG(DEBUG_ERR, ("Unable to check server_id from node %u\n", options.pnn));
return ret;
}
+ if (status) {
+ printf("Server id %d:%d:%d EXISTS\n", server_id.pnn, server_id.type, server_id.server_id);
+ } else {
+ printf("Server id %d:%d:%d does NOT exist\n", server_id.pnn, server_id.type, server_id.server_id);
+ }
return 0;
}
/*
- trigger a recovery
+ get a list of all server ids that are registered on a node
*/
-static int control_recover(struct ctdb_context *ctdb, int argc, const char **argv)
+static int getsrvids(struct ctdb_context *ctdb, int argc, const char **argv)
{
- int ret;
+ int i, ret;
+ struct ctdb_server_id_list *server_ids;
- ret = ctdb_ctrl_freeze(ctdb, TIMELIMIT(), options.pnn);
+ ret = ctdb_ctrl_get_server_id_list(ctdb, ctdb, TIMELIMIT(), options.pnn, &server_ids);
if (ret != 0) {
- DEBUG(0, ("Unable to freeze node\n"));
+ DEBUG(DEBUG_ERR, ("Unable to get server_id list from node %u\n", options.pnn));
return ret;
}
- ret = ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
- if (ret != 0) {
- DEBUG(0, ("Unable to set recovery mode\n"));
- return ret;
+ for (i=0; i<server_ids->num; i++) {
+ printf("Server id %d:%d:%d\n",
+ server_ids->server_ids[i].pnn,
+ server_ids->server_ids[i].type,
+ server_ids->server_ids[i].server_id);
}
- return 0;
+ return -1;
}
-
/*
- display monitoring mode of a remote node
+ send a tcp tickle ack
*/
-static int control_getmonmode(struct ctdb_context *ctdb, int argc, const char **argv)
+static int tickle_tcp(struct ctdb_context *ctdb, int argc, const char **argv)
{
- uint32_t monmode;
int ret;
+ ctdb_sock_addr src, dst;
- ret = ctdb_ctrl_getmonmode(ctdb, TIMELIMIT(), options.pnn, &monmode);
- if (ret != 0) {
- DEBUG(0, ("Unable to get monmode from node %u\n", options.pnn));
- return ret;
+ if (argc < 2) {
+ usage();
+ }
+
+ if (!parse_ip_port(argv[0], &src)) {
+ DEBUG(DEBUG_ERR, ("Bad IP:port '%s'\n", argv[0]));
+ return -1;
+ }
+
+ if (!parse_ip_port(argv[1], &dst)) {
+ DEBUG(DEBUG_ERR, ("Bad IP:port '%s'\n", argv[1]));
+ return -1;
+ }
+
+ ret = ctdb_sys_send_tcp(&src, &dst, 0, 0, 0);
+ if (ret==0) {
+ return 0;
+ }
+ DEBUG(DEBUG_ERR, ("Error while sending tickle ack\n"));
+
+ return -1;
+}
+
+
+/*
+ display public ip status
+ */
+static int control_ip(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ int i, ret;
+ TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
+ struct ctdb_all_public_ips *ips;
+
+ if (options.pnn == CTDB_BROADCAST_ALL) {
+ /* read the list of public ips from all nodes */
+ ret = control_get_all_public_ips(ctdb, tmp_ctx, &ips);
+ } else {
+ /* read the public ip list from this node */
+ ret = ctdb_ctrl_get_public_ips(ctdb, TIMELIMIT(), options.pnn, tmp_ctx, &ips);
+ }
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to get public ips from node %u\n", options.pnn));
+ talloc_free(tmp_ctx);
+ return ret;
+ }
+
+ if (options.machinereadable){
+ printf(":Public IP:Node:\n");
+ } else {
+ if (options.pnn == CTDB_BROADCAST_ALL) {
+ printf("Public IPs on ALL nodes\n");
+ } else {
+ printf("Public IPs on node %u\n", options.pnn);
+ }
+ }
+
+ for (i=1;i<=ips->num;i++) {
+ if (options.machinereadable){
+ printf(":%s:%d:\n", ctdb_addr_to_str(&ips->ips[ips->num-i].addr), ips->ips[ips->num-i].pnn);
+ } else {
+ printf("%s %d\n", ctdb_addr_to_str(&ips->ips[ips->num-i].addr), ips->ips[ips->num-i].pnn);
+ }
+ }
+
+ talloc_free(tmp_ctx);
+ return 0;
+}
+
+/*
+ display pid of a ctdb daemon
+ */
+static int control_getpid(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ uint32_t pid;
+ int ret;
+
+ ret = ctdb_ctrl_getpid(ctdb, TIMELIMIT(), options.pnn, &pid);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to get daemon pid from node %u\n", options.pnn));
+ return ret;
+ }
+ printf("Pid:%d\n", pid);
+
+ return 0;
+}
+
+/*
+ disable a remote node
+ */
+static int control_disable(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ int ret;
+
+ ret = ctdb_ctrl_modflags(ctdb, TIMELIMIT(), options.pnn, NODE_FLAGS_PERMANENTLY_DISABLED, 0);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to disable node %u\n", options.pnn));
+ return ret;
+ }
+
+ return 0;
+}
+
+/*
+ enable a disabled remote node
+ */
+static int control_enable(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ int ret;
+
+ ret = ctdb_ctrl_modflags(ctdb, TIMELIMIT(), options.pnn, 0, NODE_FLAGS_PERMANENTLY_DISABLED);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to enable node %u\n", options.pnn));
+ return ret;
+ }
+
+ return 0;
+}
+
+static uint32_t get_generation(struct ctdb_context *ctdb)
+{
+ struct ctdb_vnn_map *vnnmap=NULL;
+ int ret;
+
+ /* wait until the recmaster is not in recovery mode */
+ while (1) {
+ uint32_t recmode, recmaster;
+
+ if (vnnmap != NULL) {
+ talloc_free(vnnmap);
+ vnnmap = NULL;
+ }
+
+ /* get the recmaster */
+ ret = ctdb_ctrl_getrecmaster(ctdb, ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, &recmaster);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to get recmaster from node %u\n", options.pnn));
+ exit(10);
+ }
+
+ /* get recovery mode */
+ ret = ctdb_ctrl_getrecmode(ctdb, ctdb, TIMELIMIT(), recmaster, &recmode);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to get recmode from node %u\n", options.pnn));
+ exit(10);
+ }
+
+ /* get the current generation number */
+ ret = ctdb_ctrl_getvnnmap(ctdb, TIMELIMIT(), recmaster, ctdb, &vnnmap);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to get vnnmap from recmaster (%u)\n", recmaster));
+ exit(10);
+ }
+
+ if ((recmode == CTDB_RECOVERY_NORMAL)
+ && (vnnmap->generation != 1)){
+ return vnnmap->generation;
+ }
+ sleep(1);
+ }
+}
+
+/*
+ ban a node from the cluster
+ */
+static int control_ban(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ int ret;
+ struct ctdb_ban_info b;
+ TDB_DATA data;
+ uint32_t ban_time;
+ struct ctdb_node_map *nodemap=NULL;
+ uint32_t generation, next_generation;
+
+ if (argc < 1) {
+ usage();
+ }
+
+ /* record the current generation number */
+ generation = get_generation(ctdb);
+
+
+ /* verify the node exists */
+ ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
+ return ret;
+ }
+
+ if (nodemap->nodes[options.pnn].flags & NODE_FLAGS_BANNED) {
+ DEBUG(DEBUG_ERR,("Node %u is already banned.\n", options.pnn));
+ return -1;
+ }
+
+ ban_time = strtoul(argv[0], NULL, 0);
+
+ b.pnn = options.pnn;
+ b.ban_time = ban_time;
+
+ data.dptr = (uint8_t *)&b;
+ data.dsize = sizeof(b);
+
+ ret = ctdb_send_message(ctdb, options.pnn, CTDB_SRVID_BAN_NODE, data);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR,("Failed to ban node %u\n", options.pnn));
+ return -1;
+ }
+
+ /* wait until we are in a new generation */
+ while (1) {
+ next_generation = get_generation(ctdb);
+ if (next_generation != generation) {
+ return 0;
+ }
+ sleep(1);
+ }
+
+ return 0;
+}
+
+
+/*
+ unban a node from the cluster
+ */
+static int control_unban(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ int ret;
+ TDB_DATA data;
+ uint32_t generation, next_generation;
+
+ /* record the current generation number */
+ generation = get_generation(ctdb);
+
+ data.dptr = (uint8_t *)&options.pnn;
+ data.dsize = sizeof(uint32_t);
+
+ ret = ctdb_send_message(ctdb, options.pnn, CTDB_SRVID_UNBAN_NODE, data);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR,("Failed to to unban node %u\n", options.pnn));
+ return -1;
+ }
+
+ /* wait until we are in a new generation */
+ while (1) {
+ next_generation = get_generation(ctdb);
+ if (next_generation != generation) {
+ return 0;
+ }
+ sleep(1);
+ }
+
+ return 0;
+}
+
+
+/*
+ shutdown a daemon
+ */
+static int control_shutdown(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ int ret;
+
+ ret = ctdb_ctrl_shutdown(ctdb, TIMELIMIT(), options.pnn);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to shutdown node %u\n", options.pnn));
+ return ret;
+ }
+
+ return 0;
+}
+
+/*
+ trigger a recovery
+ */
+static int control_recover(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ int ret;
+ uint32_t generation, next_generation;
+
+ /* record the current generation number */
+ generation = get_generation(ctdb);
+
+ ret = ctdb_ctrl_freeze(ctdb, TIMELIMIT(), options.pnn);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to freeze node\n"));
+ return ret;
+ }
+
+ ret = ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to set recovery mode\n"));
+ return ret;
+ }
+
+ /* wait until we are in a new generation */
+ while (1) {
+ next_generation = get_generation(ctdb);
+ if (next_generation != generation) {
+ return 0;
+ }
+ sleep(1);
+ }
+
+ return 0;
+}
+
+
+/*
+ display monitoring mode of a remote node
+ */
+static int control_getmonmode(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ uint32_t monmode;
+ int ret;
+
+ ret = ctdb_ctrl_getmonmode(ctdb, TIMELIMIT(), options.pnn, &monmode);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to get monmode from node %u\n", options.pnn));
+ return ret;
+ }
+ if (!options.machinereadable){
+ printf("Monitoring mode:%s (%d)\n",monmode==CTDB_MONITORING_ACTIVE?"ACTIVE":"DISABLED",monmode);
+ } else {
+ printf(":mode:\n");
+ printf(":%d:\n",monmode);
+ }
+ return 0;
+}
+
+
+/*
+ display capabilities of a remote node
+ */
+static int control_getcapabilities(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ uint32_t capabilities;
+ int ret;
+
+ ret = ctdb_ctrl_getcapabilities(ctdb, TIMELIMIT(), options.pnn, &capabilities);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to get capabilities from node %u\n", options.pnn));
+ return ret;
+ }
+
+ if (!options.machinereadable){
+ printf("RECMASTER: %s\n", (capabilities&CTDB_CAP_RECMASTER)?"YES":"NO");
+ printf("LMASTER: %s\n", (capabilities&CTDB_CAP_LMASTER)?"YES":"NO");
+ printf("LVS: %s\n", (capabilities&CTDB_CAP_LVS)?"YES":"NO");
+ } else {
+ printf(":RECMASTER:LMASTER:LVS:\n");
+ printf(":%d:%d:%d:\n",
+ !!(capabilities&CTDB_CAP_RECMASTER),
+ !!(capabilities&CTDB_CAP_LMASTER),
+ !!(capabilities&CTDB_CAP_LVS));
+ }
+ return 0;
+}
+
+/*
+ display lvs configuration
+ */
+static int control_lvs(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ uint32_t *capabilities;
+ struct ctdb_node_map *nodemap=NULL;
+ int i, ret;
+ int healthy_count = 0;
+
+ ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), options.pnn, ctdb, &nodemap);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
+ return ret;
+ }
+
+ capabilities = talloc_array(ctdb, uint32_t, nodemap->num);
+ CTDB_NO_MEMORY(ctdb, capabilities);
+
+ /* collect capabilities for all connected nodes */
+ for (i=0; i<nodemap->num; i++) {
+ if (nodemap->nodes[i].flags & NODE_FLAGS_INACTIVE) {
+ continue;
+ }
+ if (nodemap->nodes[i].flags & NODE_FLAGS_PERMANENTLY_DISABLED) {
+ continue;
+ }
+
+ ret = ctdb_ctrl_getcapabilities(ctdb, TIMELIMIT(), i, &capabilities[i]);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to get capabilities from node %u\n", i));
+ return ret;
+ }
+
+ if (!(capabilities[i] & CTDB_CAP_LVS)) {
+ continue;
+ }
+
+ if (!(nodemap->nodes[i].flags & NODE_FLAGS_UNHEALTHY)) {
+ healthy_count++;
+ }
+ }
+
+ /* Print all LVS nodes */
+ for (i=0; i<nodemap->num; i++) {
+ if (nodemap->nodes[i].flags & NODE_FLAGS_INACTIVE) {
+ continue;
+ }
+ if (nodemap->nodes[i].flags & NODE_FLAGS_PERMANENTLY_DISABLED) {
+ continue;
+ }
+ if (!(capabilities[i] & CTDB_CAP_LVS)) {
+ continue;
+ }
+
+ if (healthy_count != 0) {
+ if (nodemap->nodes[i].flags & NODE_FLAGS_UNHEALTHY) {
+ continue;
+ }
+ }
+
+ printf("%d:%s\n", i,
+ ctdb_addr_to_str(&nodemap->nodes[i].addr));
+ }
+
+ return 0;
+}
+
+/*
+ display who is the lvs master
+ */
+static int control_lvsmaster(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ uint32_t *capabilities;
+ struct ctdb_node_map *nodemap=NULL;
+ int i, ret;
+ int healthy_count = 0;
+
+ ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), options.pnn, ctdb, &nodemap);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
+ return ret;
+ }
+
+ capabilities = talloc_array(ctdb, uint32_t, nodemap->num);
+ CTDB_NO_MEMORY(ctdb, capabilities);
+
+ /* collect capabilities for all connected nodes */
+ for (i=0; i<nodemap->num; i++) {
+ if (nodemap->nodes[i].flags & NODE_FLAGS_INACTIVE) {
+ continue;
+ }
+ if (nodemap->nodes[i].flags & NODE_FLAGS_PERMANENTLY_DISABLED) {
+ continue;
+ }
+
+ ret = ctdb_ctrl_getcapabilities(ctdb, TIMELIMIT(), i, &capabilities[i]);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to get capabilities from node %u\n", i));
+ return ret;
+ }
+
+ if (!(capabilities[i] & CTDB_CAP_LVS)) {
+ continue;
+ }
+
+ if (!(nodemap->nodes[i].flags & NODE_FLAGS_UNHEALTHY)) {
+ healthy_count++;
+ }
+ }
+
+ /* find and show the lvsmaster */
+ for (i=0; i<nodemap->num; i++) {
+ if (nodemap->nodes[i].flags & NODE_FLAGS_INACTIVE) {
+ continue;
+ }
+ if (nodemap->nodes[i].flags & NODE_FLAGS_PERMANENTLY_DISABLED) {
+ continue;
+ }
+ if (!(capabilities[i] & CTDB_CAP_LVS)) {
+ continue;
+ }
+
+ if (healthy_count != 0) {
+ if (nodemap->nodes[i].flags & NODE_FLAGS_UNHEALTHY) {
+ continue;
+ }
+ }
+
+ printf("Node %d is LVS master\n", i);
+ return 0;
+ }
+
+ printf("There is no LVS master\n");
+ return 0;
+}
+
+/*
+ disable monitoring on a node
+ */
+static int control_disable_monmode(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+
+ int ret;
+
+ ret = ctdb_ctrl_disable_monmode(ctdb, TIMELIMIT(), options.pnn);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to disable monmode on node %u\n", options.pnn));
+ return ret;
+ }
+ printf("Monitoring mode:%s\n","DISABLED");
+
+ return 0;
+}
+
+/*
+ enable monitoring on a node
+ */
+static int control_enable_monmode(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+
+ int ret;
+
+ ret = ctdb_ctrl_enable_monmode(ctdb, TIMELIMIT(), options.pnn);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to enable monmode on node %u\n", options.pnn));
+ return ret;
+ }
+ printf("Monitoring mode:%s\n","ACTIVE");
+
+ return 0;
+}
+
+/*
+ display remote list of keys/data for a db
+ */
+static int control_catdb(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ const char *db_name;
+ struct ctdb_db_context *ctdb_db;
+ int ret;
+
+ if (argc < 1) {
+ usage();
+ }
+
+ db_name = argv[0];
+
+
+ if (db_exists(ctdb, db_name)) {
+ DEBUG(DEBUG_ERR,("Database '%s' does not exist\n", db_name));
+ return -1;
+ }
+
+ ctdb_db = ctdb_attach(ctdb, db_name, false, 0);
+
+ if (ctdb_db == NULL) {
+ DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", db_name));
+ return -1;
+ }
+
+ /* traverse and dump the cluster tdb */
+ ret = ctdb_dump_db(ctdb_db, stdout);
+ if (ret == -1) {
+ DEBUG(DEBUG_ERR, ("Unable to dump database\n"));
+ return -1;
+ }
+ talloc_free(ctdb_db);
+
+ printf("Dumped %d records\n", ret);
+ return 0;
+}
+
+
+/*
+ display a list of the databases on a remote ctdb
+ */
+static int control_getdbmap(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ int i, ret;
+ struct ctdb_dbid_map *dbmap=NULL;
+
+ ret = ctdb_ctrl_getdbmap(ctdb, TIMELIMIT(), options.pnn, ctdb, &dbmap);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to get dbids from node %u\n", options.pnn));
+ return ret;
+ }
+
+ printf("Number of databases:%d\n", dbmap->num);
+ for(i=0;i<dbmap->num;i++){
+ const char *path;
+ const char *name;
+ bool persistent;
+
+ ctdb_ctrl_getdbpath(ctdb, TIMELIMIT(), options.pnn, dbmap->dbs[i].dbid, ctdb, &path);
+ ctdb_ctrl_getdbname(ctdb, TIMELIMIT(), options.pnn, dbmap->dbs[i].dbid, ctdb, &name);
+ persistent = dbmap->dbs[i].persistent;
+ printf("dbid:0x%08x name:%s path:%s %s\n", dbmap->dbs[i].dbid, name,
+ path, persistent?"PERSISTENT":"");
+ }
+
+ return 0;
+}
+
+/*
+ check if the local node is recmaster or not
+ it will return 1 if this node is the recmaster and 0 if it is not
+ or if the local ctdb daemon could not be contacted
+ */
+static int control_isnotrecmaster(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ uint32_t mypnn, recmaster;
+ int ret;
+
+ mypnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), options.pnn);
+ if (mypnn == -1) {
+ printf("Failed to get pnn of node\n");
+ return 1;
+ }
+
+ ret = ctdb_ctrl_getrecmaster(ctdb, ctdb, TIMELIMIT(), options.pnn, &recmaster);
+ if (ret != 0) {
+ printf("Failed to get the recmaster\n");
+ return 1;
+ }
+
+ if (recmaster != mypnn) {
+ printf("this node is not the recmaster\n");
+ return 1;
+ }
+
+ printf("this node is the recmaster\n");
+ return 0;
+}
+
+/*
+ ping a node
+ */
+static int control_ping(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ int ret;
+ struct timeval tv = timeval_current();
+ ret = ctdb_ctrl_ping(ctdb, options.pnn);
+ if (ret == -1) {
+ printf("Unable to get ping response from node %u\n", options.pnn);
+ return -1;
+ } else {
+ printf("response from %u time=%.6f sec (%d clients)\n",
+ options.pnn, timeval_elapsed(&tv), ret);
+ }
+ return 0;
+}
+
+
+/*
+ get a tunable
+ */
+static int control_getvar(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ const char *name;
+ uint32_t value;
+ int ret;
+
+ if (argc < 1) {
+ usage();
+ }
+
+ name = argv[0];
+ ret = ctdb_ctrl_get_tunable(ctdb, TIMELIMIT(), options.pnn, name, &value);
+ if (ret == -1) {
+ DEBUG(DEBUG_ERR, ("Unable to get tunable variable '%s'\n", name));
+ return -1;
+ }
+
+ printf("%-19s = %u\n", name, value);
+ return 0;
+}
+
+/*
+ set a tunable
+ */
+static int control_setvar(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ const char *name;
+ uint32_t value;
+ int ret;
+
+ if (argc < 2) {
+ usage();
+ }
+
+ name = argv[0];
+ value = strtoul(argv[1], NULL, 0);
+
+ ret = ctdb_ctrl_set_tunable(ctdb, TIMELIMIT(), options.pnn, name, value);
+ if (ret == -1) {
+ DEBUG(DEBUG_ERR, ("Unable to set tunable variable '%s'\n", name));
+ return -1;
+ }
+ return 0;
+}
+
+/*
+ list all tunables
+ */
+static int control_listvars(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ uint32_t count;
+ const char **list;
+ int ret, i;
+
+ ret = ctdb_ctrl_list_tunables(ctdb, TIMELIMIT(), options.pnn, ctdb, &list, &count);
+ if (ret == -1) {
+ DEBUG(DEBUG_ERR, ("Unable to list tunable variables\n"));
+ return -1;
+ }
+
+ for (i=0;i<count;i++) {
+ control_getvar(ctdb, 1, &list[i]);
+ }
+
+ talloc_free(list);
+
+ return 0;
+}
+
+static struct {
+ int32_t level;
+ const char *description;
+} debug_levels[] = {
+ {DEBUG_EMERG, "EMERG"},
+ {DEBUG_ALERT, "ALERT"},
+ {DEBUG_CRIT, "CRIT"},
+ {DEBUG_ERR, "ERR"},
+ {DEBUG_WARNING, "WARNING"},
+ {DEBUG_NOTICE, "NOTICE"},
+ {DEBUG_INFO, "INFO"},
+ {DEBUG_DEBUG, "DEBUG"}
+};
+
+static const char *get_debug_by_level(int32_t level)
+{
+ int i;
+
+ for (i=0;i<ARRAY_SIZE(debug_levels);i++) {
+ if (debug_levels[i].level == level) {
+ return debug_levels[i].description;
+ }
+ }
+ return "Unknown";
+}
+
+static int32_t get_debug_by_desc(const char *desc)
+{
+ int i;
+
+ for (i=0;i<ARRAY_SIZE(debug_levels);i++) {
+ if (!strcmp(debug_levels[i].description, desc)) {
+ return debug_levels[i].level;
+ }
+ }
+
+ fprintf(stderr, "Invalid debug level '%s'\nMust be one of\n", desc);
+ for (i=0;i<ARRAY_SIZE(debug_levels);i++) {
+ fprintf(stderr, " %s\n", debug_levels[i].description);
+ }
+
+ exit(10);
+}
+
+/*
+ display debug level on a node
+ */
+static int control_getdebug(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ int ret;
+ int32_t level;
+
+ ret = ctdb_ctrl_get_debuglevel(ctdb, options.pnn, &level);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to get debuglevel response from node %u\n", options.pnn));
+ return ret;
+ } else {
+ if (options.machinereadable){
+ printf(":Name:Level:\n");
+ printf(":%s:%d:\n",get_debug_by_level(level),level);
+ } else {
+ printf("Node %u is at debug level %s (%d)\n", options.pnn, get_debug_by_level(level), level);
+ }
+ }
+ return 0;
+}
+
+
+/*
+ set debug level on a node or all nodes
+ */
+static int control_setdebug(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ int ret;
+ int32_t level;
+
+ if (argc < 1) {
+ usage();
+ }
+
+ if (isalpha(argv[0][0])) {
+ level = get_debug_by_desc(argv[0]);
+ } else {
+ level = strtol(argv[0], NULL, 0);
+ }
+
+ ret = ctdb_ctrl_set_debuglevel(ctdb, options.pnn, level);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to set debug level on node %u\n", options.pnn));
+ }
+ return 0;
+}
+
+
+/*
+ freeze a node
+ */
+static int control_freeze(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ int ret;
+
+ ret = ctdb_ctrl_freeze(ctdb, TIMELIMIT(), options.pnn);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to freeze node %u\n", options.pnn));
+ }
+ return 0;
+}
+
+/*
+ thaw a node
+ */
+static int control_thaw(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ int ret;
+
+ ret = ctdb_ctrl_thaw(ctdb, TIMELIMIT(), options.pnn);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to thaw node %u\n", options.pnn));
+ }
+ return 0;
+}
+
+
+/*
+ attach to a database
+ */
+static int control_attach(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ const char *db_name;
+ struct ctdb_db_context *ctdb_db;
+
+ if (argc < 1) {
+ usage();
+ }
+ db_name = argv[0];
+
+ ctdb_db = ctdb_attach(ctdb, db_name, false, 0);
+ if (ctdb_db == NULL) {
+ DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", db_name));
+ return -1;
+ }
+
+ return 0;
+}
+
+/*
+ run an eventscript on a node
+ */
+static int control_eventscript(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ TDB_DATA data;
+ int ret;
+ int32_t res;
+ char *errmsg;
+ TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
+
+ if (argc != 1) {
+ DEBUG(DEBUG_ERR,("Invalid arguments\n"));
+ return -1;
+ }
+
+ data.dptr = (unsigned char *)discard_const(argv[0]);
+ data.dsize = strlen((char *)data.dptr) + 1;
+
+ DEBUG(DEBUG_ERR, ("Running eventscripts with arguments \"%s\" on node %u\n", data.dptr, options.pnn));
+
+ ret = ctdb_control(ctdb, options.pnn, 0, CTDB_CONTROL_RUN_EVENTSCRIPTS,
+ 0, data, tmp_ctx, NULL, &res, NULL, &errmsg);
+ if (ret != 0 || res != 0) {
+ DEBUG(DEBUG_ERR,("Failed to run eventscripts - %s\n", errmsg));
+ talloc_free(tmp_ctx);
+ return -1;
+ }
+ talloc_free(tmp_ctx);
+ return 0;
+}
+
+#define DB_VERSION 1
+#define MAX_DB_NAME 64
+struct db_file_header {
+ unsigned long version;
+ time_t timestamp;
+ unsigned long persistent;
+ unsigned long size;
+ const char name[MAX_DB_NAME];
+};
+
+struct backup_data {
+ struct ctdb_marshall_buffer *records;
+ uint32_t len;
+ uint32_t total;
+ bool traverse_error;
+};
+
+static int backup_traverse(struct tdb_context *tdb, TDB_DATA key, TDB_DATA data, void *private)
+{
+ struct backup_data *bd = talloc_get_type(private, struct backup_data);
+ struct ctdb_rec_data *rec;
+
+ /* add the record */
+ rec = ctdb_marshall_record(bd->records, 0, key, NULL, data);
+ if (rec == NULL) {
+ bd->traverse_error = true;
+ DEBUG(DEBUG_ERR,("Failed to marshall record\n"));
+ return -1;
+ }
+ bd->records = talloc_realloc_size(NULL, bd->records, rec->length + bd->len);
+ if (bd->records == NULL) {
+ DEBUG(DEBUG_ERR,("Failed to expand marshalling buffer\n"));
+ bd->traverse_error = true;
+ return -1;
+ }
+ bd->records->count++;
+ memcpy(bd->len+(uint8_t *)bd->records, rec, rec->length);
+ bd->len += rec->length;
+ talloc_free(rec);
+
+ bd->total++;
+ return 0;
+}
+
+/*
+ * backup a database to a file
+ */
+static int control_backupdb(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ int i, ret;
+ struct ctdb_dbid_map *dbmap=NULL;
+ TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
+ struct db_file_header dbhdr;
+ struct ctdb_db_context *ctdb_db;
+ struct backup_data *bd;
+ int fh;
+
+ if (argc != 2) {
+ DEBUG(DEBUG_ERR,("Invalid arguments\n"));
+ return -1;
+ }
+
+ ret = ctdb_ctrl_getdbmap(ctdb, TIMELIMIT(), options.pnn, tmp_ctx, &dbmap);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to get dbids from node %u\n", options.pnn));
+ return ret;
+ }
+
+ for(i=0;i<dbmap->num;i++){
+ const char *name;
+
+ ctdb_ctrl_getdbname(ctdb, TIMELIMIT(), options.pnn, dbmap->dbs[i].dbid, tmp_ctx, &name);
+ if(!strcmp(argv[0], name)){
+ talloc_free(discard_const(name));
+ break;
+ }
+ talloc_free(discard_const(name));
+ }
+ if (i == dbmap->num) {
+ DEBUG(DEBUG_ERR,("No database with name '%s' found\n", argv[0]));
+ talloc_free(tmp_ctx);
+ return -1;
+ }
+
+
+ ctdb_db = ctdb_attach(ctdb, argv[0], dbmap->dbs[i].persistent, 0);
+ if (ctdb_db == NULL) {
+ DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", argv[0]));
+ return -1;
+ }
+
+
+ ret = tdb_transaction_start(ctdb_db->ltdb->tdb);
+ if (ret == -1) {
+ DEBUG(DEBUG_ERR,("Failed to start transaction\n"));
+ talloc_free(tmp_ctx);
+ return -1;
+ }
+
+
+ bd = talloc_zero(tmp_ctx, struct backup_data);
+ if (bd == NULL) {
+ DEBUG(DEBUG_ERR,("Failed to allocate backup_data\n"));
+ talloc_free(tmp_ctx);
+ return -1;
+ }
+
+ bd->records = talloc_zero(bd, struct ctdb_marshall_buffer);
+ if (bd->records == NULL) {
+ DEBUG(DEBUG_ERR,("Failed to allocate ctdb_marshall_buffer\n"));
+ talloc_free(tmp_ctx);
+ return -1;
+ }
+
+ bd->len = offsetof(struct ctdb_marshall_buffer, data);
+ bd->records->db_id = ctdb_db->db_id;
+ /* traverse the database collecting all records */
+ if (tdb_traverse_read(ctdb_db->ltdb->tdb, backup_traverse, bd) == -1 ||
+ bd->traverse_error) {
+ DEBUG(DEBUG_ERR,("Traverse error\n"));
+ talloc_free(tmp_ctx);
+ return -1;
+ }
+
+ tdb_transaction_cancel(ctdb_db->ltdb->tdb);
+
+
+ fh = open(argv[1], O_RDWR|O_CREAT, 0600);
+ if (fh == -1) {
+ DEBUG(DEBUG_ERR,("Failed to open file '%s'\n", argv[1]));
+ talloc_free(tmp_ctx);
+ return -1;
+ }
+
+ dbhdr.version = DB_VERSION;
+ dbhdr.timestamp = time(NULL);
+ dbhdr.persistent = dbmap->dbs[i].persistent;
+ dbhdr.size = bd->len;
+ if (strlen(argv[0]) >= MAX_DB_NAME) {
+ DEBUG(DEBUG_ERR,("Too long dbname\n"));
+ talloc_free(tmp_ctx);
+ return -1;
}
- printf("Monitoring mode:%s (%d)\n",monmode==CTDB_MONITORING_ACTIVE?"ACTIVE":"DISABLED",monmode);
+ strncpy(discard_const(dbhdr.name), argv[0], MAX_DB_NAME);
+ write(fh, &dbhdr, sizeof(dbhdr));
+ write(fh, bd->records, bd->len);
+ close(fh);
+ talloc_free(tmp_ctx);
return 0;
}
/*
- display remote list of keys/data for a db
+ * restore a database from a file
*/
-static int control_catdb(struct ctdb_context *ctdb, int argc, const char **argv)
+static int control_restoredb(struct ctdb_context *ctdb, int argc, const char **argv)
{
- const char *db_name;
- struct ctdb_db_context *ctdb_db;
int ret;
+ TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
+ TDB_DATA outdata;
+ TDB_DATA data;
+ struct db_file_header dbhdr;
+ struct ctdb_db_context *ctdb_db;
+ struct ctdb_node_map *nodemap=NULL;
+ struct ctdb_vnn_map *vnnmap=NULL;
+ int fh;
+ struct ctdb_control_wipe_database w;
+ uint32_t *nodes;
+ uint32_t generation;
+ struct tm *tm;
+ char tbuf[100];
- if (argc < 1) {
- usage();
+ if (argc != 1) {
+ DEBUG(DEBUG_ERR,("Invalid arguments\n"));
+ return -1;
}
- db_name = argv[0];
- ctdb_db = ctdb_attach(ctdb, db_name, false);
-
- if (ctdb_db == NULL) {
- DEBUG(0,("Unable to attach to database '%s'\n", db_name));
+ fh = open(argv[0], O_RDONLY);
+ if (fh == -1) {
+ DEBUG(DEBUG_ERR,("Failed to open file '%s'\n", argv[0]));
+ talloc_free(tmp_ctx);
return -1;
}
- /* traverse and dump the cluster tdb */
- ret = ctdb_dump_db(ctdb_db, stdout);
- if (ret == -1) {
- DEBUG(0, ("Unable to dump database\n"));
+ read(fh, &dbhdr, sizeof(dbhdr));
+ if (dbhdr.version != DB_VERSION) {
+ DEBUG(DEBUG_ERR,("Invalid version of database dump. File is version %lu but expected version was %u\n", dbhdr.version, DB_VERSION));
+ talloc_free(tmp_ctx);
return -1;
}
- talloc_free(ctdb_db);
- printf("Dumped %d records\n", ret);
- return 0;
-}
+ outdata.dsize = dbhdr.size;
+ outdata.dptr = talloc_size(tmp_ctx, outdata.dsize);
+ if (outdata.dptr == NULL) {
+ DEBUG(DEBUG_ERR,("Failed to allocate data of size '%lu'\n", dbhdr.size));
+ close(fh);
+ talloc_free(tmp_ctx);
+ return -1;
+ }
+ read(fh, outdata.dptr, outdata.dsize);
+ close(fh);
+ tm = localtime(&dbhdr.timestamp);
+ strftime(tbuf,sizeof(tbuf)-1,"%Y/%m/%d %H:%M:%S", tm);
+ printf("Restoring database '%s' from backup @ %s\n",
+ dbhdr.name, tbuf);
-/*
- display a list of the databases on a remote ctdb
- */
-static int control_getdbmap(struct ctdb_context *ctdb, int argc, const char **argv)
-{
- int i, ret;
- struct ctdb_dbid_map *dbmap=NULL;
- ret = ctdb_ctrl_getdbmap(ctdb, TIMELIMIT(), options.pnn, ctdb, &dbmap);
+ ctdb_db = ctdb_attach(ctdb, dbhdr.name, dbhdr.persistent, 0);
+ if (ctdb_db == NULL) {
+ DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", dbhdr.name));
+ talloc_free(tmp_ctx);
+ return -1;
+ }
+
+ ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), options.pnn, ctdb, &nodemap);
if (ret != 0) {
- DEBUG(0, ("Unable to get dbids from node %u\n", options.pnn));
+ DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
+ talloc_free(tmp_ctx);
return ret;
}
- printf("Number of databases:%d\n", dbmap->num);
- for(i=0;i<dbmap->num;i++){
- const char *path;
- const char *name;
- bool persistent;
- ctdb_ctrl_getdbpath(ctdb, TIMELIMIT(), options.pnn, dbmap->dbs[i].dbid, ctdb, &path);
- ctdb_ctrl_getdbname(ctdb, TIMELIMIT(), options.pnn, dbmap->dbs[i].dbid, ctdb, &name);
- persistent = dbmap->dbs[i].persistent;
- printf("dbid:0x%08x name:%s path:%s %s\n", dbmap->dbs[i].dbid, name,
- path, persistent?"PERSISTENT":"");
+ ret = ctdb_ctrl_getvnnmap(ctdb, TIMELIMIT(), options.pnn, tmp_ctx, &vnnmap);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to get vnnmap from node %u\n", options.pnn));
+ talloc_free(tmp_ctx);
+ return ret;
}
- return 0;
-}
+ /* freeze all nodes */
+ nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
+ if (ctdb_client_async_control(ctdb, CTDB_CONTROL_FREEZE,
+ nodes, TIMELIMIT(),
+ false, tdb_null,
+ NULL, NULL,
+ NULL) != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to freeze nodes.\n"));
+ ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
+ talloc_free(tmp_ctx);
+ return -1;
+ }
-/*
- check if the local node is recmaster or not
- it will return 1 if this node is the recmaster and 0 if it is not
- or if the local ctdb daemon could not be contacted
- */
-static int control_isnotrecmaster(struct ctdb_context *ctdb, int argc, const char **argv)
-{
- uint32_t mypnn, recmaster;
- int ret;
+ generation = vnnmap->generation;
+ data.dptr = (void *)&generation;
+ data.dsize = sizeof(generation);
- mypnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), options.pnn);
- if (mypnn == -1) {
- printf("Failed to get pnn of node\n");
- return 1;
+ /* start a cluster wide transaction */
+ nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
+ if (ctdb_client_async_control(ctdb, CTDB_CONTROL_TRANSACTION_START,
+ nodes,
+ TIMELIMIT(), false, data,
+ NULL, NULL,
+ NULL) != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to start cluster wide transactions.\n"));
+ return -1;
}
- ret = ctdb_ctrl_getrecmaster(ctdb, ctdb, TIMELIMIT(), options.pnn, &recmaster);
- if (ret != 0) {
- printf("Failed to get the recmaster\n");
- return 1;
- }
- if (recmaster != mypnn) {
- printf("this node is not the recmaster\n");
- return 1;
- }
+ w.db_id = ctdb_db->db_id;
+ w.transaction_id = generation;
- printf("this node is the recmaster\n");
- return 0;
-}
+ data.dptr = (void *)&w;
+ data.dsize = sizeof(w);
-/*
- ping a node
- */
-static int control_ping(struct ctdb_context *ctdb, int argc, const char **argv)
-{
- int ret;
- struct timeval tv = timeval_current();
- ret = ctdb_ctrl_ping(ctdb, options.pnn);
- if (ret == -1) {
- printf("Unable to get ping response from node %u\n", options.pnn);
- } else {
- printf("response from %u time=%.6f sec (%d clients)\n",
- options.pnn, timeval_elapsed(&tv), ret);
+ /* wipe all the remote databases. */
+ nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
+ if (ctdb_client_async_control(ctdb, CTDB_CONTROL_WIPE_DATABASE,
+ nodes,
+ TIMELIMIT(), false, data,
+ NULL, NULL,
+ NULL) != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to wipe database.\n"));
+ ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
+ talloc_free(tmp_ctx);
+ return -1;
+ }
+
+ /* push the database */
+ nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
+ if (ctdb_client_async_control(ctdb, CTDB_CONTROL_PUSH_DB,
+ nodes,
+ TIMELIMIT(), false, outdata,
+ NULL, NULL,
+ NULL) != 0) {
+ DEBUG(DEBUG_ERR, ("Failed to push database.\n"));
+ ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
+ talloc_free(tmp_ctx);
+ return -1;
}
- return 0;
-}
-
-/*
- get a tunable
- */
-static int control_getvar(struct ctdb_context *ctdb, int argc, const char **argv)
-{
- const char *name;
- uint32_t value;
- int ret;
+ data.dptr = (void *)&generation;
+ data.dsize = sizeof(generation);
- if (argc < 1) {
- usage();
+ /* commit all the changes */
+ if (ctdb_client_async_control(ctdb, CTDB_CONTROL_TRANSACTION_COMMIT,
+ nodes,
+ TIMELIMIT(), false, data,
+ NULL, NULL,
+ NULL) != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to commit databases.\n"));
+ ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
+ talloc_free(tmp_ctx);
+ return -1;
}
- name = argv[0];
- ret = ctdb_ctrl_get_tunable(ctdb, TIMELIMIT(), options.pnn, name, &value);
- if (ret == -1) {
- DEBUG(0, ("Unable to get tunable variable '%s'\n", name));
+
+ /* thaw all nodes */
+ nodes = list_of_active_nodes(ctdb, nodemap, tmp_ctx, true);
+ if (ctdb_client_async_control(ctdb, CTDB_CONTROL_THAW,
+ nodes, TIMELIMIT(),
+ false, tdb_null,
+ NULL, NULL,
+ NULL) != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to thaw nodes.\n"));
+ ctdb_ctrl_setrecmode(ctdb, TIMELIMIT(), options.pnn, CTDB_RECOVERY_ACTIVE);
+ talloc_free(tmp_ctx);
return -1;
}
- printf("%-19s = %u\n", name, value);
+
+ talloc_free(tmp_ctx);
return 0;
}
/*
- set a tunable
+ * set flags of a node in the nodemap
*/
-static int control_setvar(struct ctdb_context *ctdb, int argc, const char **argv)
+static int control_setflags(struct ctdb_context *ctdb, int argc, const char **argv)
{
- const char *name;
- uint32_t value;
int ret;
+ int32_t status;
+ int node;
+ int flags;
+ TDB_DATA data;
+ struct ctdb_node_flag_change c;
- if (argc < 2) {
+ if (argc != 2) {
usage();
+ return -1;
}
- name = argv[0];
- value = strtoul(argv[1], NULL, 0);
-
- ret = ctdb_ctrl_set_tunable(ctdb, TIMELIMIT(), options.pnn, name, value);
- if (ret == -1) {
- DEBUG(0, ("Unable to set tunable variable '%s'\n", name));
+ if (sscanf(argv[0], "%d", &node) != 1) {
+ DEBUG(DEBUG_ERR, ("Badly formed node\n"));
+ usage();
return -1;
}
- return 0;
-}
-
-/*
- list all tunables
- */
-static int control_listvars(struct ctdb_context *ctdb, int argc, const char **argv)
-{
- uint32_t count;
- const char **list;
- int ret, i;
-
- ret = ctdb_ctrl_list_tunables(ctdb, TIMELIMIT(), options.pnn, ctdb, &list, &count);
- if (ret == -1) {
- DEBUG(0, ("Unable to list tunable variables\n"));
+ if (sscanf(argv[1], "0x%x", &flags) != 1) {
+ DEBUG(DEBUG_ERR, ("Badly formed flags\n"));
+ usage();
return -1;
}
- for (i=0;i<count;i++) {
- control_getvar(ctdb, 1, &list[i]);
- }
+ c.pnn = node;
+ c.old_flags = 0;
+ c.new_flags = flags;
- talloc_free(list);
-
+ data.dsize = sizeof(c);
+ data.dptr = (unsigned char *)&c;
+
+ ret = ctdb_control(ctdb, options.pnn, 0, CTDB_CONTROL_MODIFY_FLAGS, 0,
+ data, NULL, NULL, &status, NULL, NULL);
+ if (ret != 0 || status != 0) {
+ DEBUG(DEBUG_ERR,("Failed to modify flags\n"));
+ return -1;
+ }
return 0;
}
/*
- display debug level on a node
+ dump memory usage
*/
-static int control_getdebug(struct ctdb_context *ctdb, int argc, const char **argv)
+static int control_dumpmemory(struct ctdb_context *ctdb, int argc, const char **argv)
{
+ TDB_DATA data;
int ret;
- uint32_t level;
-
- ret = ctdb_ctrl_get_debuglevel(ctdb, options.pnn, &level);
- if (ret != 0) {
- DEBUG(0, ("Unable to get debuglevel response from node %u\n",
- options.pnn));
- } else {
- printf("Node %u is at debug level %u\n", options.pnn, level);
+ int32_t res;
+ char *errmsg;
+ TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
+ ret = ctdb_control(ctdb, options.pnn, 0, CTDB_CONTROL_DUMP_MEMORY,
+ 0, tdb_null, tmp_ctx, &data, &res, NULL, &errmsg);
+ if (ret != 0 || res != 0) {
+ DEBUG(DEBUG_ERR,("Failed to dump memory - %s\n", errmsg));
+ talloc_free(tmp_ctx);
+ return -1;
}
+ write(1, data.dptr, data.dsize);
+ talloc_free(tmp_ctx);
return 0;
}
+/*
+ handler for memory dumps
+*/
+static void mem_dump_handler(struct ctdb_context *ctdb, uint64_t srvid,
+ TDB_DATA data, void *private_data)
+{
+ write(1, data.dptr, data.dsize);
+ exit(0);
+}
/*
- set debug level on a node or all nodes
+ dump memory usage on the recovery daemon
*/
-static int control_setdebug(struct ctdb_context *ctdb, int argc, const char **argv)
+static int control_rddumpmemory(struct ctdb_context *ctdb, int argc, const char **argv)
{
int ret;
- uint32_t level;
+ TDB_DATA data;
+ struct rd_memdump_reply rd;
- if (argc < 1) {
- usage();
+ rd.pnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE);
+ if (rd.pnn == -1) {
+ DEBUG(DEBUG_ERR, ("Failed to get pnn of local node\n"));
+ return -1;
}
+ rd.srvid = getpid();
- level = strtoul(argv[0], NULL, 0);
+ /* register a message port for receiveing the reply so that we
+ can receive the reply
+ */
+ ctdb_set_message_handler(ctdb, rd.srvid, mem_dump_handler, NULL);
- ret = ctdb_ctrl_set_debuglevel(ctdb, options.pnn, level);
+
+ data.dptr = (uint8_t *)&rd;
+ data.dsize = sizeof(rd);
+
+ ret = ctdb_send_message(ctdb, options.pnn, CTDB_SRVID_MEM_DUMP, data);
if (ret != 0) {
- DEBUG(0, ("Unable to set debug level on node %u\n", options.pnn));
+ DEBUG(DEBUG_ERR,("Failed to send memdump request message to %u\n", options.pnn));
+ return -1;
}
- return 0;
-}
+ /* this loop will terminate when we have received the reply */
+ while (1) {
+ event_loop_once(ctdb->ev);
+ }
-/*
- freeze a node
- */
-static int control_freeze(struct ctdb_context *ctdb, int argc, const char **argv)
-{
- int ret;
-
- ret = ctdb_ctrl_freeze(ctdb, TIMELIMIT(), options.pnn);
- if (ret != 0) {
- DEBUG(0, ("Unable to freeze node %u\n", options.pnn));
- }
return 0;
}
/*
- thaw a node
+ list all nodes in the cluster
*/
-static int control_thaw(struct ctdb_context *ctdb, int argc, const char **argv)
+static int control_listnodes(struct ctdb_context *ctdb, int argc, const char **argv)
{
- int ret;
+ int i, ret;
+ struct ctdb_node_map *nodemap=NULL;
- ret = ctdb_ctrl_thaw(ctdb, TIMELIMIT(), options.pnn);
+ ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), options.pnn, ctdb, &nodemap);
if (ret != 0) {
- DEBUG(0, ("Unable to thaw node %u\n", options.pnn));
- }
+ DEBUG(DEBUG_ERR, ("Unable to get nodemap from node %u\n", options.pnn));
+ return ret;
+ }
+
+ for(i=0;i<nodemap->num;i++){
+ printf("%s\n", ctdb_addr_to_str(&nodemap->nodes[i].addr));
+ }
+
return 0;
}
-
/*
- attach to a database
+ reload the nodes file on the local node
*/
-static int control_attach(struct ctdb_context *ctdb, int argc, const char **argv)
+static int control_reload_nodes_file(struct ctdb_context *ctdb, int argc, const char **argv)
{
- const char *db_name;
- struct ctdb_db_context *ctdb_db;
+ int i, ret;
+ int mypnn;
+ struct ctdb_node_map *nodemap=NULL;
- if (argc < 1) {
- usage();
+ mypnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE);
+ if (mypnn == -1) {
+ DEBUG(DEBUG_ERR, ("Failed to read pnn of local node\n"));
+ return -1;
}
- db_name = argv[0];
- ctdb_db = ctdb_attach(ctdb, db_name, false);
- if (ctdb_db == NULL) {
- DEBUG(0,("Unable to attach to database '%s'\n", db_name));
- return -1;
+ ret = ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE, ctdb, &nodemap);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
+ return ret;
+ }
+
+ /* reload the nodes file on all remote nodes */
+ for (i=0;i<nodemap->num;i++) {
+ if (nodemap->nodes[i].pnn == mypnn) {
+ continue;
+ }
+ DEBUG(DEBUG_NOTICE, ("Reloading nodes file on node %u\n", nodemap->nodes[i].pnn));
+ ret = ctdb_ctrl_reload_nodes_file(ctdb, TIMELIMIT(),
+ nodemap->nodes[i].pnn);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("ERROR: Failed to reload nodes file on node %u. You MUST fix that node manually!\n", nodemap->nodes[i].pnn));
+ }
+ }
+
+ /* reload the nodes file on the local node */
+ DEBUG(DEBUG_NOTICE, ("Reloading nodes file on node %u\n", mypnn));
+ ret = ctdb_ctrl_reload_nodes_file(ctdb, TIMELIMIT(), mypnn);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("ERROR: Failed to reload nodes file on node %u. You MUST fix that node manually!\n", mypnn));
}
+ /* initiate a recovery */
+ control_recover(ctdb, argc, argv);
+
return 0;
}
-/*
- dump memory usage
- */
-static int control_dumpmemory(struct ctdb_context *ctdb, int argc, const char **argv)
-{
- return ctdb_control(ctdb, options.pnn, 0, CTDB_CONTROL_DUMP_MEMORY,
- CTDB_CTRL_FLAG_NOREPLY, tdb_null, NULL, NULL, NULL, NULL, NULL);
-}
static const struct {
const char *name;
const char *msg;
const char *args;
} ctdb_commands[] = {
+#ifdef CTDB_VERS
+ { "version", control_version, true, "show version of ctdb" },
+#endif
{ "status", control_status, true, "show node status" },
+ { "uptime", control_uptime, true, "show node uptime" },
{ "ping", control_ping, true, "ping all nodes" },
{ "getvar", control_getvar, true, "get a tunable variable", "<name>"},
{ "setvar", control_setvar, true, "set a tunable variable", "<name> <value>"},
{ "listvars", control_listvars, true, "list tunable variables"},
{ "statistics", control_statistics, false, "show statistics" },
{ "statisticsreset", control_statistics_reset, true, "reset statistics"},
- { "ip", control_ip, true, "show which public ip's that ctdb manages" },
+ { "ip", control_ip, false, "show which public ip's that ctdb manages" },
{ "process-exists", control_process_exists, true, "check if a process exists on a node", "<pid>"},
{ "getdbmap", control_getdbmap, true, "show the database map" },
{ "catdb", control_catdb, true, "dump a database" , "<dbname>"},
{ "getmonmode", control_getmonmode, true, "show monitoring mode" },
- { "setdebug", control_setdebug, true, "set debug level", "<debuglevel>" },
+ { "getcapabilities", control_getcapabilities, true, "show node capabilities" },
+ { "pnn", control_pnn, true, "show the pnn of the currnet node" },
+ { "lvs", control_lvs, true, "show lvs configuration" },
+ { "lvsmaster", control_lvsmaster, true, "show which node is the lvs master" },
+ { "disablemonitor", control_disable_monmode, true, "set monitoring mode to DISABLE" },
+ { "enablemonitor", control_enable_monmode, true, "set monitoring mode to ACTIVE" },
+ { "setdebug", control_setdebug, true, "set debug level", "<EMERG|ALERT|CRIT|ERR|WARNING|NOTICE|INFO|DEBUG>" },
{ "getdebug", control_getdebug, true, "get debug level" },
{ "attach", control_attach, true, "attach to a database", "<dbname>" },
- { "dumpmemory", control_dumpmemory, true, "dump memory map to logs" },
+ { "dumpmemory", control_dumpmemory, true, "dump memory map to stdout" },
+ { "rddumpmemory", control_rddumpmemory, true, "dump memory map from the recovery daemon to stdout" },
{ "getpid", control_getpid, true, "get ctdbd process ID" },
{ "disable", control_disable, true, "disable a nodes public IP" },
{ "enable", control_enable, true, "enable a nodes public IP" },
{ "getsrvids", getsrvids, false, "get a list of all server ids"},
{ "vacuum", ctdb_vacuum, false, "vacuum the databases of empty records", "[max_records]"},
{ "repack", ctdb_repack, false, "repack all databases", "[max_freelist]"},
+ { "listnodes", control_listnodes, false, "list all nodes in the cluster"},
+ { "reloadnodes", control_reload_nodes_file, false, "reload the nodes file and restart the transport on all nodes"},
+ { "moveip", control_moveip, false, "move/failover an ip address to another node", "<ip> <node>"},
+ { "addip", control_addip, true, "add a ip address to a node", "<ip/mask> <iface>"},
+ { "delip", control_delip, false, "delete an ip address from a node", "<ip>"},
+ { "eventscript", control_eventscript, true, "run the eventscript with the given parameters on a node", "<arguments>"},
+ { "backupdb", control_backupdb, false, "backup the database into a file.", "<database> <file>"},
+ { "restoredb", control_restoredb, false, "restore the database from a file.", "<file>"},
+ { "recmaster", control_recmaster, false, "show the pnn for the recovery master."},
+ { "setflags", control_setflags, false, "set flags for a node in the nodemap.", "<node> <flags>"},
+ { "scriptstatus", control_scriptstatus, false, "show the status of the monitoring scripts"},
};
/*
static void ctdb_alarm(int sig)
{
printf("Maximum runtime exceeded - exiting\n");
- _exit(0);
+ _exit(ERR_TIMEOUT);
}
/*
while ((opt = poptGetNextOpt(pc)) != -1) {
switch (opt) {
default:
- DEBUG(0, ("Invalid option %s: %s\n",
+ DEBUG(DEBUG_ERR, ("Invalid option %s: %s\n",
poptBadOption(pc, 0), poptStrerror(opt)));
exit(1);
}
usage();
}
+ if (options.maxruntime == 0) {
+ const char *ctdb_timeout;
+ ctdb_timeout = getenv("CTDB_TIMEOUT");
+ if (ctdb_timeout != NULL) {
+ options.maxruntime = strtoul(ctdb_timeout, NULL, 0);
+ }
+ }
if (options.maxruntime != 0) {
signal(SIGALRM, ctdb_alarm);
alarm(options.maxruntime);
/* initialise ctdb */
ctdb = ctdb_cmdline_client(ev);
if (ctdb == NULL) {
- DEBUG(0, ("Failed to init ctdb\n"));
+ DEBUG(DEBUG_ERR, ("Failed to init ctdb\n"));
exit(1);
}
+ /* verify the node exists */
+ verify_node(ctdb);
+
for (i=0;i<ARRAY_SIZE(ctdb_commands);i++) {
if (strcmp(control, ctdb_commands[i].name) == 0) {
int j;
}
if (i == ARRAY_SIZE(ctdb_commands)) {
- DEBUG(0, ("Unknown control '%s'\n", control));
+ DEBUG(DEBUG_ERR, ("Unknown control '%s'\n", control));
exit(1);
}
git.samba.org / sahlberg / ctdb.git / blobdiff