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ctdb-failover: Add failover configuration options

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Only a "disabled" option for now.  Not documented because it isn't
used yet.

BUG: https://bugzilla.samba.org/show_bug.cgi?id=13589

Signed-off-by: Martin Schwenke <martin@meltin.net>
Reviewed-by: Amitay Isaacs <amitay@gmail.com>
This commit is contained in:
Martin Schwenke 2018-08-21 11:30:39 +10:00 committed by Amitay Isaacs
parent 8e160d331a
commit 893dd623df
3 changed files with 88 additions and 0 deletions
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53
ctdb/failover/failover_conf.c Normal file
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@ -0,0 +1,53 @@
/*
CTDB database config handling
Copyright (C) Martin Schwenke 2018
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 "replace.h"
#include "lib/util/debug.h"
#include "common/conf.h"
#include "failover/failover_conf.h"
static bool check_static_boolean_change(const char *key,
bool old_value,
bool new_value,
enum conf_update_mode mode)
{
if (mode == CONF_MODE_RELOAD || CONF_MODE_API) {
if (old_value != new_value) {
D_WARNING("Ignoring update of [%s] -> %s\n",
FAILOVER_CONF_SECTION,
key);
}
}
return true;
}
void failover_conf_init(struct conf_context *conf)
{
conf_define_section(conf, FAILOVER_CONF_SECTION, NULL);
conf_define_boolean(conf,
FAILOVER_CONF_SECTION,
FAILOVER_CONF_DISABLED,
false,
check_static_boolean_change);
}

31
ctdb/failover/failover_conf.h Normal file
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@ -0,0 +1,31 @@
/*
CTDB failover config handling
Copyright (C) Martin Schwenke 2018
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/>.
*/
#ifndef __CTDB_FAILOVER_CONF_H__
#define __CTDB_FAILOVER_CONF_H__
#include "common/conf.h"
#define FAILOVER_CONF_SECTION "failover"
#define FAILOVER_CONF_DISABLED "disabled"
void failover_conf_init(struct conf_context *conf);
#endif /* __CTDB_FAILOVER_CONF_H__ */

4
ctdb/wscript
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@ -496,6 +496,10 @@ def build(bld):
source='event/event_conf.c',
deps='ctdb-util')
bld.SAMBA_SUBSYSTEM('ctdb-failover-conf',
source='failover/failover_conf.c',
deps='ctdb-util')
bld.SAMBA_SUBSYSTEM('ctdb-legacy-conf',
source='server/legacy_conf.c',
deps='ctdb-util')