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ctdb-daemon: Implement ctdb configuration file loading
Signed-off-by: Martin Schwenke <martin@meltin.net> Reviewed-by: Amitay Isaacs <amitay@gmail.com>
This commit is contained in:
Martin Schwenke
Amitay Isaacs
parent
b42dbadbef
commit
239f189b10
161
ctdb/server/ctdb_config.c
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161
ctdb/server/ctdb_config.c
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@ -0,0 +1,161 @@
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/*
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CTDB daemon config handling
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Copyright (C) Martin Schwenke 2018
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include "replace.h"
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#include "lib/util/debug.h"
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#include "common/conf.h"
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#include "common/logging_conf.h"
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#include "common/path.h"
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#include "cluster/cluster_conf.h"
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#include "database/database_conf.h"
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#include "event/event_conf.h"
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#include "legacy_conf.h"
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#include "ctdb_config.h"
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struct ctdb_config ctdb_config;
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static void setup_config_pointers(struct conf_context *conf)
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{
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/*
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* Cluster
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*/
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conf_assign_string_pointer(conf,
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CLUSTER_CONF_SECTION,
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CLUSTER_CONF_TRANSPORT,
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&ctdb_config.transport);
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conf_assign_string_pointer(conf,
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CLUSTER_CONF_SECTION,
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CLUSTER_CONF_NODE_ADDRESS,
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&ctdb_config.node_address);
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conf_assign_string_pointer(conf,
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CLUSTER_CONF_SECTION,
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CLUSTER_CONF_RECOVERY_LOCK,
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&ctdb_config.recovery_lock);
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/*
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* Database
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*/
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conf_assign_string_pointer(conf,
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DATABASE_CONF_SECTION,
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DATABASE_CONF_VOLATILE_DB_DIR,
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&ctdb_config.dbdir_volatile);
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conf_assign_string_pointer(conf,
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DATABASE_CONF_SECTION,
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DATABASE_CONF_PERSISTENT_DB_DIR,
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&ctdb_config.dbdir_persistent);
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conf_assign_string_pointer(conf,
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DATABASE_CONF_SECTION,
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DATABASE_CONF_STATE_DB_DIR,
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&ctdb_config.dbdir_state);
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conf_assign_string_pointer(conf,
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DATABASE_CONF_SECTION,
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DATABASE_CONF_LOCK_DEBUG_SCRIPT,
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&ctdb_config.lock_debug_script);
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/*
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* Event
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*/
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conf_assign_string_pointer(conf,
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EVENT_CONF_SECTION,
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EVENT_CONF_DEBUG_SCRIPT,
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&ctdb_config.event_debug_script);
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/*
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* Legacy
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*/
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conf_assign_boolean_pointer(conf,
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LEGACY_CONF_SECTION,
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LEGACY_CONF_NO_REALTIME,
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&ctdb_config.no_realtime);
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conf_assign_boolean_pointer(conf,
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LEGACY_CONF_SECTION,
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LEGACY_CONF_RECMASTER_CAPABILITY,
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&ctdb_config.recmaster_capability);
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conf_assign_boolean_pointer(conf,
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LEGACY_CONF_SECTION,
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LEGACY_CONF_LMASTER_CAPABILITY,
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&ctdb_config.lmaster_capability);
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conf_assign_boolean_pointer(conf,
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LEGACY_CONF_SECTION,
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LEGACY_CONF_START_AS_STOPPED,
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&ctdb_config.start_as_stopped);
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conf_assign_boolean_pointer(conf,
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LEGACY_CONF_SECTION,
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LEGACY_CONF_START_AS_DISABLED,
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&ctdb_config.start_as_disabled);
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conf_assign_string_pointer(conf,
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LEGACY_CONF_SECTION,
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LEGACY_CONF_SCRIPT_LOG_LEVEL,
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&ctdb_config.script_log_level);
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}
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int ctdbd_config_load(TALLOC_CTX *mem_ctx,
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struct conf_context **result)
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{
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struct conf_context *conf = NULL;
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int ret = 0;
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char *conf_file = NULL;
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ret = conf_init(mem_ctx, &conf);
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if (ret != 0) {
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return ret;
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}
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logging_conf_init(conf, "NOTICE");
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cluster_conf_init(conf);
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database_conf_init(conf);
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event_conf_init(conf);
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legacy_conf_init(conf);
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setup_config_pointers(conf);
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if (! conf_valid(conf)) {
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ret = EINVAL;
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goto fail;
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}
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conf_file = path_config(conf);
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if (conf_file == NULL) {
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D_ERR("Memory allocation error\n");
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ret = ENOMEM;
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goto fail;
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}
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ret = conf_load(conf, conf_file, true);
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/* Configuration file does not need to exist */
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if (ret != 0 && ret != ENOENT) {
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D_ERR("Failed to load configuration file %s\n", conf_file);
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goto fail;
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}
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talloc_free(conf_file);
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*result = conf;
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return 0;
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fail:
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talloc_free(conf);
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return ret;
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}
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53
ctdb/server/ctdb_config.h
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53
ctdb/server/ctdb_config.h
Normal file
@ -0,0 +1,53 @@
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/*
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CTDB daemon config handling
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Copyright (C) Martin Schwenke 2018
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __CTDB_CONFIG_H__
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#define __CTDB_CONFIG_H__
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#include "common/conf.h"
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struct ctdb_config {
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/* Cluster */
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const char *transport;
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const char *node_address;
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const char *recovery_lock;
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/* Database */
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const char *dbdir_volatile;
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const char *dbdir_persistent;
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const char *dbdir_state;
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const char *lock_debug_script;
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/* Event */
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const char *event_debug_script;
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/* Legacy */
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bool no_realtime;
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bool recmaster_capability;
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bool lmaster_capability;
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bool start_as_stopped;
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bool start_as_disabled;
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const char *script_log_level;
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};
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extern struct ctdb_config ctdb_config;
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int ctdbd_config_load(TALLOC_CTX *mem_ctx, struct conf_context **conf);
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#endif /* __CTDB_CONFIG_H__ */
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@ -509,10 +509,17 @@ def build(bld):
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ctdb_statistics.c
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ctdb_update_record.c
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ctdb_lock.c ctdb_fork.c
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ctdb_tunnel.c ctdb_client.c'''),
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ctdb_tunnel.c ctdb_client.c
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ctdb_config.c
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'''),
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includes='include',
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deps='''ctdb-common ctdb-system ctdb-protocol
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ctdb-tcp ctdb-util replace sys_rw popt
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ctdb-logging-conf
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ctdb-cluster-conf
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ctdb-database-conf
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ctdb-event-conf
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ctdb-legacy-conf
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talloc tevent tdb-wrap tdb talloc_report''' +
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ib_deps,
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install_path='${SBINDIR}',
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