/*
display statistics structure
*/
-static void show_statistics(struct ctdb_statistics *s)
+static void show_statistics(struct ctdb_statistics *s, int show_header)
{
TALLOC_CTX *tmp_ctx = talloc_new(NULL);
int i;
tmp /= 24;
days = tmp;
- printf("CTDB version %u\n", CTDB_VERSION);
- printf("Current time of statistics : %s", ctime(&s->statistics_current_time.tv_sec));
- printf("Statistics collected since : (%03d %02d:%02d:%02d) %s", days, hours, minutes, seconds, ctime(&s->statistics_start_time.tv_sec));
-
- for (i=0;i<ARRAY_SIZE(fields);i++) {
- if (strchr(fields[i].name, '.')) {
- preflen = strcspn(fields[i].name, ".")+1;
- if (!prefix || strncmp(prefix, fields[i].name, preflen) != 0) {
- prefix = fields[i].name;
- printf(" %*.*s\n", preflen-1, preflen-1, fields[i].name);
+ if (options.machinereadable){
+ if (show_header) {
+ printf("CTDB version:");
+ printf("Current time of statistics:");
+ printf("Statistics collected since:");
+ for (i=0;i<ARRAY_SIZE(fields);i++) {
+ printf("%s:", fields[i].name);
}
- } else {
- preflen = 0;
+ printf("num_reclock_ctdbd_latency:");
+ printf("min_reclock_ctdbd_latency:");
+ printf("avg_reclock_ctdbd_latency:");
+ printf("max_reclock_ctdbd_latency:");
+
+ printf("num_reclock_recd_latency:");
+ printf("min_reclock_recd_latency:");
+ printf("avg_reclock_recd_latency:");
+ printf("max_reclock_recd_latency:");
+
+ printf("num_call_latency:");
+ printf("min_call_latency:");
+ printf("avg_call_latency:");
+ printf("max_call_latency:");
+
+ printf("num_lockwait_latency:");
+ printf("min_lockwait_latency:");
+ printf("avg_lockwait_latency:");
+ printf("max_lockwait_latency:");
+
+ printf("num_childwrite_latency:");
+ printf("min_childwrite_latency:");
+ printf("avg_childwrite_latency:");
+ printf("max_childwrite_latency:");
+ printf("\n");
}
- printf(" %*s%-22s%*s%10u\n",
- preflen?4:0, "",
- fields[i].name+preflen,
- preflen?0:4, "",
- *(uint32_t *)(fields[i].offset+(uint8_t *)s));
- }
- printf(" %-30s %.6f sec\n", "max_reclock_ctdbd", s->reclock.ctdbd);
- printf(" %-30s %.6f sec\n", "max_reclock_recd", s->reclock.recd);
+ printf("%d:", CTDB_VERSION);
+ printf("%d:", (int)s->statistics_current_time.tv_sec);
+ printf("%d:", (int)s->statistics_start_time.tv_sec);
+ for (i=0;i<ARRAY_SIZE(fields);i++) {
+ printf("%d:", *(uint32_t *)(fields[i].offset+(uint8_t *)s));
+ }
+ printf("%d:", s->reclock.ctdbd.num);
+ printf("%.6f:", s->reclock.ctdbd.min);
+ printf("%.6f:", s->reclock.ctdbd.num?s->reclock.ctdbd.total/s->reclock.ctdbd.num:0.0);
+ printf("%.6f:", s->reclock.ctdbd.max);
+
+ printf("%d:", s->reclock.recd.num);
+ printf("%.6f:", s->reclock.recd.min);
+ printf("%.6f:", s->reclock.recd.num?s->reclock.recd.total/s->reclock.recd.num:0.0);
+ printf("%.6f:", s->reclock.recd.max);
+
+ printf("%d:", s->call_latency.num);
+ printf("%.6f:", s->call_latency.min);
+ printf("%.6f:", s->call_latency.num?s->call_latency.total/s->call_latency.num:0.0);
+ printf("%.6f:", s->call_latency.max);
+
+ printf("%d:", s->lockwait_latency.num);
+ printf("%.6f:", s->lockwait_latency.min);
+ printf("%.6f:", s->lockwait_latency.num?s->lockwait_latency.total/s->lockwait_latency.num:0.0);
+ printf("%.6f:", s->lockwait_latency.max);
+
+ printf("%d:", s->childwrite_latency.num);
+ printf("%.6f:", s->childwrite_latency.min);
+ printf("%.6f:", s->childwrite_latency.num?s->childwrite_latency.total/s->childwrite_latency.num:0.0);
+ printf("%.6f:", s->childwrite_latency.max);
+ printf("\n");
+ } else {
+ printf("CTDB version %u\n", CTDB_VERSION);
+ printf("Current time of statistics : %s", ctime(&s->statistics_current_time.tv_sec));
+ printf("Statistics collected since : (%03d %02d:%02d:%02d) %s", days, hours, minutes, seconds, ctime(&s->statistics_start_time.tv_sec));
+
+ for (i=0;i<ARRAY_SIZE(fields);i++) {
+ if (strchr(fields[i].name, '.')) {
+ preflen = strcspn(fields[i].name, ".")+1;
+ if (!prefix || strncmp(prefix, fields[i].name, preflen) != 0) {
+ prefix = fields[i].name;
+ printf(" %*.*s\n", preflen-1, preflen-1, fields[i].name);
+ }
+ } else {
+ preflen = 0;
+ }
+ printf(" %*s%-22s%*s%10u\n",
+ preflen?4:0, "",
+ fields[i].name+preflen,
+ preflen?0:4, "",
+ *(uint32_t *)(fields[i].offset+(uint8_t *)s));
+ }
+ printf(" %-30s %.6f/%.6f/%.6f sec out of %d\n", "reclock_ctdbd MIN/AVG/MAX", s->reclock.ctdbd.min, s->reclock.ctdbd.num?s->reclock.ctdbd.total/s->reclock.ctdbd.num:0.0, s->reclock.ctdbd.max, s->reclock.ctdbd.num);
- 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);
- printf(" %-30s %.6f sec\n", "max_childwrite_latency", s->max_childwrite_latency);
+ printf(" %-30s %.6f/%.6f/%.6f sec out of %d\n", "reclock_recd MIN/AVG/MAX", s->reclock.recd.min, s->reclock.recd.num?s->reclock.recd.total/s->reclock.recd.num:0.0, s->reclock.recd.max, s->reclock.recd.num);
+
+ printf(" %-30s %.6f/%.6f/%.6f sec out of %d\n", "call_latency MIN/AVG/MAX", s->call_latency.min, s->call_latency.num?s->call_latency.total/s->call_latency.num:0.0, s->call_latency.max, s->call_latency.num);
+ printf(" %-30s %.6f/%.6f/%.6f sec out of %d\n", "lockwait_latency MIN/AVG/MAX", s->lockwait_latency.min, s->lockwait_latency.num?s->lockwait_latency.total/s->lockwait_latency.num:0.0, s->lockwait_latency.max, s->lockwait_latency.num);
+ printf(" %-30s %.6f/%.6f/%.6f sec out of %d\n", "childwrite_latency MIN/AVG/MAX", s->childwrite_latency.min, s->childwrite_latency.num?s->childwrite_latency.total/s->childwrite_latency.num:0.0, s->childwrite_latency.max, s->childwrite_latency.num);
+ }
talloc_free(tmp_ctx);
}
}
statistics.max_hop_count =
MAX(statistics.max_hop_count, s1.max_hop_count);
- statistics.max_call_latency =
- MAX(statistics.max_call_latency, s1.max_call_latency);
- statistics.max_lockwait_latency =
- MAX(statistics.max_lockwait_latency, s1.max_lockwait_latency);
+ statistics.call_latency.max =
+ MAX(statistics.call_latency.max, s1.call_latency.max);
+ statistics.lockwait_latency.max =
+ MAX(statistics.lockwait_latency.max, s1.lockwait_latency.max);
}
talloc_free(nodes);
printf("Gathered statistics for %u nodes\n", num_nodes);
- show_statistics(&statistics);
+ show_statistics(&statistics, 1);
return 0;
}
DEBUG(DEBUG_ERR, ("Unable to get statistics from node %u\n", options.pnn));
return ret;
}
- show_statistics(&statistics);
+ show_statistics(&statistics, 1);
return 0;
}
}
+/*
+ display remote ctdb rolling statistics
+ */
+static int control_stats(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ int ret;
+ struct ctdb_statistics_wire *stats;
+ int i, num_records = -1;
+
+ if (argc ==1) {
+ num_records = atoi(argv[0]) - 1;
+ }
+
+ ret = ctdb_ctrl_getstathistory(ctdb, TIMELIMIT(), options.pnn, ctdb, &stats);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to get rolling statistics from node %u\n", options.pnn));
+ return ret;
+ }
+ for (i=0;i<stats->num;i++) {
+ if (stats->stats[i].statistics_start_time.tv_sec == 0) {
+ continue;
+ }
+ show_statistics(&stats->stats[i], i==0);
+ if (i == num_records) {
+ break;
+ }
+ }
+ return 0;
+}
+
+
/*
display uptime of remote node
*/
static int control_natgwlist(struct ctdb_context *ctdb, int argc, const char **argv)
{
int i, ret;
+ uint32_t capabilities;
const char *natgw_list;
int nlines;
char **lines;
*/
for(i=0;i<nodemap->num;i++){
if (!(nodemap->nodes[i].flags & (NODE_FLAGS_DISCONNECTED|NODE_FLAGS_STOPPED|NODE_FLAGS_DELETED|NODE_FLAGS_BANNED|NODE_FLAGS_UNHEALTHY))) {
+ ret = ctdb_ctrl_getcapabilities(ctdb, TIMELIMIT(), nodemap->nodes[i].pnn, &capabilities);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to get capabilities from node %u\n", nodemap->nodes[i].pnn));
+ return ret;
+ }
+ if (!(capabilities&CTDB_CAP_NATGW)) {
+ continue;
+ }
printf("%d %s\n", nodemap->nodes[i].pnn,ctdb_addr_to_str(&nodemap->nodes[i].addr));
break;
}
if (i == nodemap->num) {
for(i=0;i<nodemap->num;i++){
if (!(nodemap->nodes[i].flags & (NODE_FLAGS_DISCONNECTED|NODE_FLAGS_STOPPED|NODE_FLAGS_DELETED))) {
+ ret = ctdb_ctrl_getcapabilities(ctdb, TIMELIMIT(), nodemap->nodes[i].pnn, &capabilities);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to get capabilities from node %u\n", nodemap->nodes[i].pnn));
+ return ret;
+ }
+ if (!(capabilities&CTDB_CAP_NATGW)) {
+ continue;
+ }
printf("%d %s\n", nodemap->nodes[i].pnn,ctdb_addr_to_str(&nodemap->nodes[i].addr));
break;
}
if (i == nodemap->num) {
for(i=0;i<nodemap->num;i++){
if (!(nodemap->nodes[i].flags & (NODE_FLAGS_DISCONNECTED|NODE_FLAGS_DELETED))) {
+ ret = ctdb_ctrl_getcapabilities(ctdb, TIMELIMIT(), nodemap->nodes[i].pnn, &capabilities);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to get capabilities from node %u\n", nodemap->nodes[i].pnn));
+ return ret;
+ }
+ if (!(capabilities&CTDB_CAP_NATGW)) {
+ continue;
+ }
printf("%d %s\n", nodemap->nodes[i].pnn, ctdb_addr_to_str(&nodemap->nodes[i].addr));
break;
}
return -1;
}
+static uint32_t ipreallocate_finished;
+
+/*
+ handler for receiving the response to ipreallocate
+*/
+static void ip_reallocate_handler(struct ctdb_context *ctdb, uint64_t srvid,
+ TDB_DATA data, void *private_data)
+{
+ ipreallocate_finished = 1;
+}
+
+static void ctdb_every_second(struct event_context *ev, struct timed_event *te, struct timeval t, void *p)
+{
+ struct ctdb_context *ctdb = talloc_get_type(p, struct ctdb_context);
+
+ event_add_timed(ctdb->ev, ctdb,
+ timeval_current_ofs(1, 0),
+ ctdb_every_second, ctdb);
+}
+
+/*
+ ask the recovery daemon on the recovery master to perform a ip reallocation
+ */
+static int control_ipreallocate(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ int i, ret;
+ TDB_DATA data;
+ struct takeover_run_reply rd;
+ uint32_t recmaster;
+ struct ctdb_node_map *nodemap=NULL;
+ int retries=0;
+ struct timeval tv = timeval_current();
+
+ /* we need some events to trigger so we can timeout and restart
+ the loop
+ */
+ event_add_timed(ctdb->ev, ctdb,
+ timeval_current_ofs(1, 0),
+ ctdb_every_second, ctdb);
+
+ 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();
+
+ /* register a message port for receiveing the reply so that we
+ can receive the reply
+ */
+ ctdb_client_set_message_handler(ctdb, rd.srvid, ip_reallocate_handler, NULL);
+
+ data.dptr = (uint8_t *)&rd;
+ data.dsize = sizeof(rd);
+
+again:
+ /* check that there are valid nodes available */
+ if (ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), options.pnn, ctdb, &nodemap) != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
+ return -1;
+ }
+ for (i=0; i<nodemap->num;i++) {
+ if ((nodemap->nodes[i].flags & (NODE_FLAGS_DELETED|NODE_FLAGS_BANNED|NODE_FLAGS_STOPPED)) == 0) {
+ break;
+ }
+ }
+ if (i==nodemap->num) {
+ DEBUG(DEBUG_ERR,("No recmaster available, no need to wait for cluster convergence\n"));
+ return 0;
+ }
+
+
+ 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;
+ }
+
+ /* verify the node exists */
+ if (ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), recmaster, ctdb, &nodemap) != 0) {
+ DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
+ return -1;
+ }
+
+
+ /* check tha there are nodes available that can act as a recmaster */
+ for (i=0; i<nodemap->num; i++) {
+ if (nodemap->nodes[i].flags & (NODE_FLAGS_DELETED|NODE_FLAGS_BANNED|NODE_FLAGS_STOPPED)) {
+ continue;
+ }
+ break;
+ }
+ if (i == nodemap->num) {
+ DEBUG(DEBUG_ERR,("No possible nodes to host addresses.\n"));
+ return 0;
+ }
+
+ /* verify the recovery master is not STOPPED, nor BANNED */
+ if (nodemap->nodes[recmaster].flags & (NODE_FLAGS_DELETED|NODE_FLAGS_BANNED|NODE_FLAGS_STOPPED)) {
+ DEBUG(DEBUG_ERR,("No suitable recmaster found. Try again\n"));
+ retries++;
+ sleep(1);
+ goto again;
+ }
+
+ /* verify the recovery master is not STOPPED, nor BANNED */
+ if (nodemap->nodes[recmaster].flags & (NODE_FLAGS_DELETED|NODE_FLAGS_BANNED|NODE_FLAGS_STOPPED)) {
+ DEBUG(DEBUG_ERR,("No suitable recmaster found. Try again\n"));
+ retries++;
+ sleep(1);
+ goto again;
+ }
+
+ ipreallocate_finished = 0;
+ ret = ctdb_client_send_message(ctdb, recmaster, CTDB_SRVID_TAKEOVER_RUN, data);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR,("Failed to send ip takeover run request message to %u\n", options.pnn));
+ return -1;
+ }
+
+ tv = timeval_current();
+ /* this loop will terminate when we have received the reply */
+ while (timeval_elapsed(&tv) < 5.0 && ipreallocate_finished == 0) {
+ event_loop_once(ctdb->ev);
+ }
+ if (ipreallocate_finished == 1) {
+ return 0;
+ }
+
+ retries++;
+ sleep(1);
+ goto again;
+
+ return 0;
+}
+
+
/*
add a public ip address to a node
*/
return -1;
}
+ ret = control_ipreallocate(ctdb, argc, argv);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("IP Reallocate failed on node %u\n", options.pnn));
+ return ret;
+ }
+
talloc_free(tmp_ctx);
return 0;
}
return 0;
}
-static uint32_t ipreallocate_finished;
-
/*
- handler for receiving the response to ipreallocate
-*/
-static void ip_reallocate_handler(struct ctdb_context *ctdb, uint64_t srvid,
- TDB_DATA data, void *private_data)
+ disable a remote node
+ */
+static int control_disable(struct ctdb_context *ctdb, int argc, const char **argv)
{
- ipreallocate_finished = 1;
-}
+ int ret;
+ struct ctdb_node_map *nodemap=NULL;
-static void ctdb_every_second(struct event_context *ev, struct timed_event *te, struct timeval t, void *p)
-{
- struct ctdb_context *ctdb = talloc_get_type(p, struct ctdb_context);
+ /* check if the node is already disabled */
+ 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 (nodemap->nodes[options.pnn].flags & NODE_FLAGS_PERMANENTLY_DISABLED) {
+ DEBUG(DEBUG_ERR,("Node %d is already disabled.\n", options.pnn));
+ return 0;
+ }
- event_add_timed(ctdb->ev, ctdb,
- timeval_current_ofs(1, 0),
- ctdb_every_second, ctdb);
+ do {
+ 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;
+ }
+
+ sleep(1);
+
+ /* read the nodemap and verify the change took effect */
+ 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);
+ }
+
+ } while (!(nodemap->nodes[options.pnn].flags & NODE_FLAGS_PERMANENTLY_DISABLED));
+ ret = control_ipreallocate(ctdb, argc, argv);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR, ("IP Reallocate failed on node %u\n", options.pnn));
+ return ret;
+ }
+
+ return 0;
}
/*
- ask the recovery daemon on the recovery master to perform a ip reallocation
+ enable a disabled remote node
*/
-static int control_ipreallocate(struct ctdb_context *ctdb, int argc, const char **argv)
+static int control_enable(struct ctdb_context *ctdb, int argc, const char **argv)
{
- int i, ret;
- TDB_DATA data;
- struct takeover_run_reply rd;
- uint32_t recmaster;
- struct ctdb_node_map *nodemap=NULL;
- int retries=0;
- struct timeval tv = timeval_current();
-
- /* we need some events to trigger so we can timeout and restart
- the loop
- */
- event_add_timed(ctdb->ev, ctdb,
- timeval_current_ofs(1, 0),
- ctdb_every_second, ctdb);
-
- 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();
-
- /* register a message port for receiveing the reply so that we
- can receive the reply
- */
- ctdb_client_set_message_handler(ctdb, rd.srvid, ip_reallocate_handler, NULL);
-
- data.dptr = (uint8_t *)&rd;
- data.dsize = sizeof(rd);
-
-again:
- /* check that there are valid nodes available */
- if (ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), options.pnn, ctdb, &nodemap) != 0) {
- DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
- return -1;
- }
- for (i=0; i<nodemap->num;i++) {
- if ((nodemap->nodes[i].flags & (NODE_FLAGS_DELETED|NODE_FLAGS_BANNED|NODE_FLAGS_STOPPED)) == 0) {
- break;
- }
- }
- if (i==nodemap->num) {
- DEBUG(DEBUG_ERR,("No recmaster available, no need to wait for cluster convergence\n"));
- return 0;
- }
-
-
- 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;
- }
-
- /* verify the node exists */
- if (ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), recmaster, ctdb, &nodemap) != 0) {
- DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
- return -1;
- }
-
-
- /* check tha there are nodes available that can act as a recmaster */
- for (i=0; i<nodemap->num; i++) {
- if (nodemap->nodes[i].flags & (NODE_FLAGS_DELETED|NODE_FLAGS_BANNED|NODE_FLAGS_STOPPED)) {
- continue;
- }
- break;
- }
- if (i == nodemap->num) {
- DEBUG(DEBUG_ERR,("No possible nodes to host addresses.\n"));
- return 0;
- }
-
- /* verify the recovery master is not STOPPED, nor BANNED */
- if (nodemap->nodes[recmaster].flags & (NODE_FLAGS_DELETED|NODE_FLAGS_BANNED|NODE_FLAGS_STOPPED)) {
- DEBUG(DEBUG_ERR,("No suitable recmaster found. Try again\n"));
- retries++;
- sleep(1);
- goto again;
- }
-
-
- /* verify the recovery master is not STOPPED, nor BANNED */
- if (nodemap->nodes[recmaster].flags & (NODE_FLAGS_DELETED|NODE_FLAGS_BANNED|NODE_FLAGS_STOPPED)) {
- DEBUG(DEBUG_ERR,("No suitable recmaster found. Try again\n"));
- retries++;
- sleep(1);
- goto again;
- }
-
- ipreallocate_finished = 0;
- ret = ctdb_client_send_message(ctdb, recmaster, CTDB_SRVID_TAKEOVER_RUN, data);
- if (ret != 0) {
- DEBUG(DEBUG_ERR,("Failed to send ip takeover run request message to %u\n", options.pnn));
- return -1;
- }
-
- tv = timeval_current();
- /* this loop will terminate when we have received the reply */
- while (timeval_elapsed(&tv) < 3.0) {
- event_loop_once(ctdb->ev);
- }
- if (ipreallocate_finished == 1) {
- return 0;
- }
-
- DEBUG(DEBUG_ERR,("Timed out waiting for recmaster ipreallocate. Trying again\n"));
- retries++;
- sleep(1);
- goto again;
-
- return 0;
-}
-
-
-/*
- disable a remote node
- */
-static int control_disable(struct ctdb_context *ctdb, int argc, const char **argv)
-{
- int ret;
- struct ctdb_node_map *nodemap=NULL;
-
- /* check if the node is already disabled */
- 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 (nodemap->nodes[options.pnn].flags & NODE_FLAGS_PERMANENTLY_DISABLED) {
- DEBUG(DEBUG_ERR,("Node %d is already disabled.\n", options.pnn));
- return 0;
- }
-
- do {
- 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;
- }
-
- sleep(1);
-
- /* read the nodemap and verify the change took effect */
- 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);
- }
-
- } while (!(nodemap->nodes[options.pnn].flags & NODE_FLAGS_PERMANENTLY_DISABLED));
- ret = control_ipreallocate(ctdb, argc, argv);
- if (ret != 0) {
- DEBUG(DEBUG_ERR, ("IP Reallocate failed on 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;
-
+ int ret;
+
struct ctdb_node_map *nodemap=NULL;
return 0;
}
+/*
+ display the content of a database key
+ */
+static int control_readkey(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ const char *db_name;
+ struct ctdb_db_context *ctdb_db;
+ struct ctdb_record_handle *h;
+ TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
+ TDB_DATA key, data;
+
+ if (argc < 2) {
+ 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;
+ }
+
+ key.dptr = discard_const(argv[1]);
+ key.dsize = strlen((char *)key.dptr);
+
+ h = ctdb_fetch_lock(ctdb_db, tmp_ctx, key, &data);
+ if (h == NULL) {
+ printf("Failed to fetch record '%s' on node %d\n",
+ (const char *)key.dptr, ctdb_get_pnn(ctdb));
+ talloc_free(tmp_ctx);
+ exit(10);
+ }
+
+ printf("Data: size:%d ptr:[%s]\n", (int)data.dsize, data.dptr);
+
+ talloc_free(ctdb_db);
+ talloc_free(tmp_ctx);
+ return 0;
+}
+
+/*
+ display the content of a database key
+ */
+static int control_writekey(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ const char *db_name;
+ struct ctdb_db_context *ctdb_db;
+ struct ctdb_record_handle *h;
+ TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
+ TDB_DATA key, data;
+
+ if (argc < 3) {
+ 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;
+ }
+
+ key.dptr = discard_const(argv[1]);
+ key.dsize = strlen((char *)key.dptr);
+
+ h = ctdb_fetch_lock(ctdb_db, tmp_ctx, key, &data);
+ if (h == NULL) {
+ printf("Failed to fetch record '%s' on node %d\n",
+ (const char *)key.dptr, ctdb_get_pnn(ctdb));
+ talloc_free(tmp_ctx);
+ exit(10);
+ }
+
+ data.dptr = discard_const(argv[2]);
+ data.dsize = strlen((char *)data.dptr);
+
+ if (ctdb_record_store(h, data) != 0) {
+ printf("Failed to store record\n");
+ }
+
+ talloc_free(h);
+ talloc_free(ctdb_db);
+ talloc_free(tmp_ctx);
+ return 0;
+}
+
+/*
+ fetch a record from a persistent database
+ */
+static int control_pfetch(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ const char *db_name;
+ struct ctdb_db_context *ctdb_db;
+ TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
+ struct ctdb_transaction_handle *h;
+ TDB_DATA key, data;
+ int fd, ret;
+
+ if (argc < 2) {
+ talloc_free(tmp_ctx);
+ usage();
+ }
+
+ db_name = argv[0];
+
+
+ if (db_exists(ctdb, db_name)) {
+ DEBUG(DEBUG_ERR,("Database '%s' does not exist\n", db_name));
+ talloc_free(tmp_ctx);
+ return -1;
+ }
+
+ ctdb_db = ctdb_attach(ctdb, db_name, true, 0);
+
+ if (ctdb_db == NULL) {
+ DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", db_name));
+ talloc_free(tmp_ctx);
+ return -1;
+ }
+
+ h = ctdb_transaction_start(ctdb_db, tmp_ctx);
+ if (h == NULL) {
+ DEBUG(DEBUG_ERR,("Failed to start transaction on database %s\n", db_name));
+ talloc_free(tmp_ctx);
+ return -1;
+ }
+
+ key.dptr = discard_const(argv[1]);
+ key.dsize = strlen(argv[1]);
+ ret = ctdb_transaction_fetch(h, tmp_ctx, key, &data);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR,("Failed to fetch record\n"));
+ talloc_free(tmp_ctx);
+ return -1;
+ }
+
+ if (data.dsize == 0 || data.dptr == NULL) {
+ DEBUG(DEBUG_ERR,("Record is empty\n"));
+ talloc_free(tmp_ctx);
+ return -1;
+ }
+
+ if (argc == 3) {
+ fd = open(argv[2], O_WRONLY|O_CREAT|O_TRUNC, 0600);
+ if (fd == -1) {
+ DEBUG(DEBUG_ERR,("Failed to open output file %s\n", argv[2]));
+ talloc_free(tmp_ctx);
+ return -1;
+ }
+ write(fd, data.dptr, data.dsize);
+ close(fd);
+ } else {
+ write(1, data.dptr, data.dsize);
+ }
+
+ /* abort the transaction */
+ talloc_free(h);
+
+
+ talloc_free(tmp_ctx);
+ return 0;
+}
+
+/*
+ fetch a record from a tdb-file
+ */
+static int control_tfetch(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ const char *tdb_file;
+ TDB_CONTEXT *tdb;
+ TDB_DATA key, data;
+ int fd;
+
+ if (argc < 2) {
+ usage();
+ }
+
+ tdb_file = argv[0];
+
+ tdb = tdb_open(tdb_file, 0, 0, O_RDONLY, 0);
+ if (tdb == NULL) {
+ DEBUG(DEBUG_ERR,("Failed to open TDB file %s\n", tdb_file));
+ return -1;
+ }
+
+ key.dptr = discard_const(argv[1]);
+ key.dsize = strlen(argv[1]);
+ data = tdb_fetch(tdb, key);
+ if (data.dptr == NULL || data.dsize < sizeof(struct ctdb_ltdb_header)) {
+ DEBUG(DEBUG_ERR,("Failed to read record %s from tdb %s\n", argv[1], tdb_file));
+ tdb_close(tdb);
+ return -1;
+ }
+
+ tdb_close(tdb);
+
+ if (argc == 3) {
+ fd = open(argv[2], O_WRONLY|O_CREAT|O_TRUNC, 0600);
+ if (fd == -1) {
+ DEBUG(DEBUG_ERR,("Failed to open output file %s\n", argv[2]));
+ return -1;
+ }
+ write(fd, data.dptr+sizeof(struct ctdb_ltdb_header), data.dsize-sizeof(struct ctdb_ltdb_header));
+ close(fd);
+ } else {
+ write(1, data.dptr+sizeof(struct ctdb_ltdb_header), data.dsize-sizeof(struct ctdb_ltdb_header));
+ }
+
+ return 0;
+}
+
+/*
+ write a record to a persistent database
+ */
+static int control_pstore(struct ctdb_context *ctdb, int argc, const char **argv)
+{
+ const char *db_name;
+ struct ctdb_db_context *ctdb_db;
+ TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
+ struct ctdb_transaction_handle *h;
+ struct stat st;
+ TDB_DATA key, data;
+ int fd, ret;
+
+ if (argc < 3) {
+ talloc_free(tmp_ctx);
+ usage();
+ }
+
+ fd = open(argv[2], O_RDONLY);
+ if (fd == -1) {
+ DEBUG(DEBUG_ERR,("Failed to open file containing record data : %s %s\n", argv[2], strerror(errno)));
+ talloc_free(tmp_ctx);
+ return -1;
+ }
+
+ ret = fstat(fd, &st);
+ if (ret == -1) {
+ DEBUG(DEBUG_ERR,("fstat of file %s failed: %s\n", argv[2], strerror(errno)));
+ close(fd);
+ talloc_free(tmp_ctx);
+ return -1;
+ }
+
+ if (!S_ISREG(st.st_mode)) {
+ DEBUG(DEBUG_ERR,("Not a regular file %s\n", argv[2]));
+ close(fd);
+ talloc_free(tmp_ctx);
+ return -1;
+ }
+
+ data.dsize = st.st_size;
+ if (data.dsize == 0) {
+ data.dptr = NULL;
+ } else {
+ data.dptr = talloc_size(tmp_ctx, data.dsize);
+ if (data.dptr == NULL) {
+ DEBUG(DEBUG_ERR,("Failed to talloc %d of memory to store record data\n", (int)data.dsize));
+ close(fd);
+ talloc_free(tmp_ctx);
+ return -1;
+ }
+ ret = read(fd, data.dptr, data.dsize);
+ if (ret != data.dsize) {
+ DEBUG(DEBUG_ERR,("Failed to read %d bytes of record data\n", (int)data.dsize));
+ close(fd);
+ talloc_free(tmp_ctx);
+ return -1;
+ }
+ }
+ close(fd);
+
+
+ db_name = argv[0];
+
+ ctdb_db = ctdb_attach(ctdb, db_name, true, 0);
+
+ if (ctdb_db == NULL) {
+ DEBUG(DEBUG_ERR,("Unable to attach to database '%s'\n", db_name));
+ talloc_free(tmp_ctx);
+ return -1;
+ }
+
+ h = ctdb_transaction_start(ctdb_db, tmp_ctx);
+ if (h == NULL) {
+ DEBUG(DEBUG_ERR,("Failed to start transaction on database %s\n", db_name));
+ talloc_free(tmp_ctx);
+ return -1;
+ }
+
+ key.dptr = discard_const(argv[1]);
+ key.dsize = strlen(argv[1]);
+ ret = ctdb_transaction_store(h, key, data);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR,("Failed to store record\n"));
+ talloc_free(tmp_ctx);
+ return -1;
+ }
+
+ ret = ctdb_transaction_commit(h);
+ if (ret != 0) {
+ DEBUG(DEBUG_ERR,("Failed to commit transaction\n"));
+ talloc_free(tmp_ctx);
+ return -1;
+ }
+
+
+ talloc_free(tmp_ctx);
+ return 0;
+}
static void log_handler(struct ctdb_context *ctdb, uint64_t srvid,
TDB_DATA data, void *private_data)
return -1;
}
- dbname = dbhdr.name;
+ dbname = discard_const(dbhdr.name);
if (argc == 2) {
- dbname = argv[1];
+ dbname = discard_const(argv[1]);
}
outdata.dsize = dbhdr.size;
return 0;
}
-/*
- * set flags of a node in the nodemap
- */
-static int control_setflags(struct ctdb_context *ctdb, int argc, const char **argv)
-{
- int ret;
- int32_t status;
- int node;
- int flags;
- TDB_DATA data;
- struct ctdb_node_flag_change c;
-
- if (argc != 2) {
- usage();
- return -1;
- }
-
- if (sscanf(argv[0], "%d", &node) != 1) {
- DEBUG(DEBUG_ERR, ("Badly formed node\n"));
- usage();
- return -1;
- }
- if (sscanf(argv[1], "0x%x", &flags) != 1) {
- DEBUG(DEBUG_ERR, ("Badly formed flags\n"));
- usage();
- return -1;
- }
-
- c.pnn = node;
- c.old_flags = 0;
- c.new_flags = flags;
-
- 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;
-}
-
/*
dump memory usage
*/
/*
list all nodes in the cluster
- if the daemon is running, we read the data from the daemon.
- if the daemon is not running we parse the nodes file directly
+ we parse the nodes file directly
*/
static int control_listnodes(struct ctdb_context *ctdb, int argc, const char **argv)
{
- int i, ret;
- struct ctdb_node_map *nodemap=NULL;
+ TALLOC_CTX *mem_ctx = talloc_new(NULL);
+ struct pnn_node *pnn_nodes;
+ struct pnn_node *pnn_node;
- if (ctdb != NULL) {
- 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;
- }
+ pnn_nodes = read_nodes_file(mem_ctx);
+ if (pnn_nodes == NULL) {
+ DEBUG(DEBUG_ERR,("Failed to read nodes file\n"));
+ talloc_free(mem_ctx);
+ return -1;
+ }
- for(i=0;i<nodemap->num;i++){
- if (nodemap->nodes[i].flags & NODE_FLAGS_DELETED) {
- continue;
- }
- if (options.machinereadable){
- printf(":%d:%s:\n", nodemap->nodes[i].pnn, ctdb_addr_to_str(&nodemap->nodes[i].addr));
- } else {
- printf("%s\n", ctdb_addr_to_str(&nodemap->nodes[i].addr));
- }
- }
- } else {
- TALLOC_CTX *mem_ctx = talloc_new(NULL);
- struct pnn_node *pnn_nodes;
- struct pnn_node *pnn_node;
-
- pnn_nodes = read_nodes_file(mem_ctx);
- if (pnn_nodes == NULL) {
- DEBUG(DEBUG_ERR,("Failed to read nodes file\n"));
+ for(pnn_node=pnn_nodes;pnn_node;pnn_node=pnn_node->next) {
+ ctdb_sock_addr addr;
+ if (parse_ip(pnn_node->addr, NULL, 63999, &addr) == 0) {
+ DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s' in nodes file\n", pnn_node->addr));
talloc_free(mem_ctx);
return -1;
}
-
- for(pnn_node=pnn_nodes;pnn_node;pnn_node=pnn_node->next) {
- ctdb_sock_addr addr;
-
- if (parse_ip(pnn_node->addr, NULL, 63999, &addr) == 0) {
- DEBUG(DEBUG_ERR,("Wrongly formed ip address '%s' in nodes file\n", pnn_node->addr));
- talloc_free(mem_ctx);
- return -1;
- }
-
- if (options.machinereadable){
- printf(":%d:%s:\n", pnn_node->pnn, pnn_node->addr);
- } else {
- printf("%s\n", pnn_node->addr);
- }
+ if (options.machinereadable){
+ printf(":%d:%s:\n", pnn_node->pnn, pnn_node->addr);
+ } else {
+ printf("%s\n", pnn_node->addr);
}
- talloc_free(mem_ctx);
}
+ talloc_free(mem_ctx);
return 0;
}
{ "listvars", control_listvars, true, false, "list tunable variables"},
{ "statistics", control_statistics, false, false, "show statistics" },
{ "statisticsreset", control_statistics_reset, true, false, "reset statistics"},
+ { "stats", control_stats, false, false, "show rolling statistics", "[number of history records]" },
{ "ip", control_ip, false, false, "show which public ip's that ctdb manages" },
{ "ipinfo", control_ipinfo, true, false, "show details about a public ip that ctdb manages", "<ip>" },
{ "ifaces", control_ifaces, true, false, "show which interfaces that ctdb manages" },
{ "dumpdbbackup", control_dumpdbbackup, false, true, "dump database backup from a file.", "<file>"},
{ "wipedb", control_wipedb, false, false, "wipe the contents of a database.", "<dbname>"},
{ "recmaster", control_recmaster, false, false, "show the pnn for the recovery master."},
- { "setflags", control_setflags, false, false, "set flags for a node in the nodemap.", "<node> <flags>"},
{ "scriptstatus", control_scriptstatus, false, false, "show the status of the monitoring scripts (or all scripts)", "[all]"},
{ "enablescript", control_enablescript, false, false, "enable an eventscript", "<script>"},
{ "disablescript", control_disablescript, false, false, "disable an eventscript", "<script>"},
{ "getdbprio", control_getdbprio, false, false, "Get DB priority", "<dbid>"},
{ "msglisten", control_msglisten, false, false, "Listen on a srvid port for messages", "<msg srvid>"},
{ "msgsend", control_msgsend, false, false, "Send a message to srvid", "<srvid> <message>"},
- { "sync", control_ipreallocate, true, false, "wait until ctdbd has synced all state changes" },
+ { "sync", control_ipreallocate, false, false, "wait until ctdbd has synced all state changes" },
+ { "pfetch", control_pfetch, false, false, "fetch a record from a persistent database", "<db> <key> [<file>]" },
+ { "pstore", control_pstore, false, false, "write a record to a persistent database", "<db> <key> <file containing record>" },
+ { "tfetch", control_tfetch, false, true, "fetch a record from a [c]tdb-file", "<tdb-file> <key> [<file>]" },
+ { "readkey", control_readkey, true, false, "read the content off a database key", "<tdb-file> <key>" },
+ { "writekey", control_writekey, true, false, "write to a database key", "<tdb-file> <key> <value>" },
};
/*
close(2);
}
- /* initialise ctdb */
- ctdb = ctdb_cmdline_client(ev);
-
if (ctdb_commands[i].without_daemon == false) {
const char *socket_name;
+ /* initialise ctdb */
+ ctdb = ctdb_cmdline_client(ev);
+
if (ctdb == NULL) {
DEBUG(DEBUG_ERR, ("Failed to init ctdb\n"));
exit(1);