diff options
Diffstat (limited to 'source4/cluster/ctdb/server/ctdb_tunables.c')
| -rw-r--r-- | source4/cluster/ctdb/server/ctdb_tunables.c | 163 |
1 files changed, 0 insertions, 163 deletions
diff --git a/source4/cluster/ctdb/server/ctdb_tunables.c b/source4/cluster/ctdb/server/ctdb_tunables.c deleted file mode 100644 index 491c965656..0000000000 --- a/source4/cluster/ctdb/server/ctdb_tunables.c +++ /dev/null @@ -1,163 +0,0 @@ -/* - ctdb tunables code - - Copyright (C) Andrew Tridgell 2007 - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 3 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, see <http://www.gnu.org/licenses/>. -*/ -#include "includes.h" -#include "../include/ctdb_private.h" - -static const struct { - const char *name; - uint32_t default_v; - size_t offset; -} tunable_map[] = { - { "MaxRedirectCount", 3, offsetof(struct ctdb_tunable, max_redirect_count) }, - { "SeqnumFrequency", 1, offsetof(struct ctdb_tunable, seqnum_frequency) }, - { "ControlTimeout", 60, offsetof(struct ctdb_tunable, control_timeout) }, - { "TraverseTimeout", 20, offsetof(struct ctdb_tunable, traverse_timeout) }, - { "KeepaliveInterval", 2, offsetof(struct ctdb_tunable, keepalive_interval) }, - { "KeepaliveLimit", 5, offsetof(struct ctdb_tunable, keepalive_limit) }, - { "MaxLACount", 7, offsetof(struct ctdb_tunable, max_lacount) }, - { "RecoverTimeout", 5, offsetof(struct ctdb_tunable, recover_timeout) }, - { "RecoverInterval", 1, offsetof(struct ctdb_tunable, recover_interval) }, - { "ElectionTimeout", 3, offsetof(struct ctdb_tunable, election_timeout) }, - { "TakeoverTimeout", 5, offsetof(struct ctdb_tunable, takeover_timeout) }, - { "MonitorInterval", 15, offsetof(struct ctdb_tunable, monitor_interval) }, - { "EventScriptTimeout", 20, offsetof(struct ctdb_tunable, script_timeout) }, - { "RecoveryGracePeriod", 60, offsetof(struct ctdb_tunable, recovery_grace_period) }, - { "RecoveryBanPeriod", 300, offsetof(struct ctdb_tunable, recovery_ban_period) }, - { "DatabaseHashSize", 10000, offsetof(struct ctdb_tunable, database_hash_size) }, - { "RerecoveryTimeout", 10, offsetof(struct ctdb_tunable, rerecovery_timeout) }, -}; - -/* - set all tunables to defaults - */ -void ctdb_tunables_set_defaults(struct ctdb_context *ctdb) -{ - int i; - for (i=0;i<ARRAY_SIZE(tunable_map);i++) { - *(uint32_t *)(tunable_map[i].offset + (uint8_t*)&ctdb->tunable) = tunable_map[i].default_v; - } -} - - -/* - get a tunable - */ -int32_t ctdb_control_get_tunable(struct ctdb_context *ctdb, TDB_DATA indata, - TDB_DATA *outdata) -{ - struct ctdb_control_get_tunable *t = - (struct ctdb_control_get_tunable *)indata.dptr; - char *name; - uint32_t val; - int i; - - if (indata.dsize < sizeof(*t) || - t->length > indata.dsize - offsetof(struct ctdb_control_get_tunable, name)) { - DEBUG(0,("Bad indata in ctdb_control_get_tunable\n")); - return -1; - } - - name = talloc_strndup(ctdb, (char*)t->name, t->length); - CTDB_NO_MEMORY(ctdb, name); - - for (i=0;i<ARRAY_SIZE(tunable_map);i++) { - if (strcasecmp(name, tunable_map[i].name) == 0) break; - } - talloc_free(name); - - if (i == ARRAY_SIZE(tunable_map)) { - return -1; - } - - val = *(uint32_t *)(tunable_map[i].offset + (uint8_t*)&ctdb->tunable); - - outdata->dptr = (uint8_t *)talloc(outdata, uint32_t); - CTDB_NO_MEMORY(ctdb, outdata->dptr); - - *(uint32_t *)outdata->dptr = val; - outdata->dsize = sizeof(uint32_t); - - return 0; -} - - -/* - set a tunable - */ -int32_t ctdb_control_set_tunable(struct ctdb_context *ctdb, TDB_DATA indata) -{ - struct ctdb_control_set_tunable *t = - (struct ctdb_control_set_tunable *)indata.dptr; - char *name; - int i; - - if (indata.dsize < sizeof(*t) || - t->length > indata.dsize - offsetof(struct ctdb_control_set_tunable, name)) { - DEBUG(0,("Bad indata in ctdb_control_set_tunable\n")); - return -1; - } - - name = talloc_strndup(ctdb, (char *)t->name, t->length); - CTDB_NO_MEMORY(ctdb, name); - - for (i=0;i<ARRAY_SIZE(tunable_map);i++) { - if (strcasecmp(name, tunable_map[i].name) == 0) break; - } - - talloc_free(name); - - if (i == ARRAY_SIZE(tunable_map)) { - return -1; - } - - *(uint32_t *)(tunable_map[i].offset + (uint8_t*)&ctdb->tunable) = t->value; - - return 0; -} - -/* - list tunables - */ -int32_t ctdb_control_list_tunables(struct ctdb_context *ctdb, TDB_DATA *outdata) -{ - char *list = NULL; - int i; - struct ctdb_control_list_tunable *t; - - list = talloc_strdup(outdata, tunable_map[0].name); - CTDB_NO_MEMORY(ctdb, list); - - for (i=1;i<ARRAY_SIZE(tunable_map);i++) { - list = talloc_asprintf_append(list, ":%s", tunable_map[i].name); - CTDB_NO_MEMORY(ctdb, list); - } - - outdata->dsize = offsetof(struct ctdb_control_list_tunable, data) + - strlen(list) + 1; - outdata->dptr = talloc_size(outdata, outdata->dsize); - CTDB_NO_MEMORY(ctdb, outdata->dptr); - - t = (struct ctdb_control_list_tunable *)outdata->dptr; - t->length = strlen(list)+1; - - memcpy(t->data, list, t->length); - talloc_free(list); - - return 0; -} |