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/* Copyright 2011 Codership Oy <http://www.codership.com>
Copyright 2014 SkySQL Ab.
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; version 2 of the License.
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, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335 USA */
#include "mysqld.h"
#include "sys_vars_shared.h"
#include "wsrep.h"
#include "wsrep_sst.h"
extern char *my_bind_addr_str;
int wsrep_check_opts()
{
if (wsrep_slave_threads > 1)
{
sys_var *autoinc_lock_mode=
intern_find_sys_var(STRING_WITH_LEN("innodb_autoinc_lock_mode"));
bool is_null;
if (autoinc_lock_mode &&
autoinc_lock_mode->val_int(&is_null, 0, OPT_GLOBAL, 0) != 2)
{
WSREP_ERROR("Parallel applying (wsrep_slave_threads > 1) requires"
" innodb_autoinc_lock_mode = 2.");
return 1;
}
}
if (locked_in_memory)
{
WSREP_ERROR("Memory locking is not supported (locked_in_memory=ON)");
return 1;
}
if (!strcasecmp(wsrep_sst_method, "mysqldump"))
{
if (my_bind_addr_str &&
(!strcasecmp(my_bind_addr_str, "127.0.0.1") ||
!strcasecmp(my_bind_addr_str, "localhost")))
{
WSREP_WARN("wsrep_sst_method is set to 'mysqldump' yet "
"mysqld bind_address is set to '%s', which makes it "
"impossible to receive state transfer from another "
"node, since mysqld won't accept such connections. "
"If you wish to use mysqldump state transfer method, "
"set bind_address to allow mysql client connections "
"from other cluster members (e.g. 0.0.0.0).",
my_bind_addr_str);
}
}
else
{
// non-mysqldump SST requires wsrep_cluster_address on startup
if (!wsrep_cluster_address || !wsrep_cluster_address[0])
{
WSREP_ERROR ("%s SST method requires wsrep_cluster_address to be "
"configured on startup.", wsrep_sst_method);
return 1;
}
}
if (strcasecmp(wsrep_sst_receive_address, "AUTO"))
{
if (!strncasecmp(wsrep_sst_receive_address, STRING_WITH_LEN("127.0.0.1")) ||
!strncasecmp(wsrep_sst_receive_address, STRING_WITH_LEN("localhost")))
{
WSREP_WARN("wsrep_sst_receive_address is set to '%s' which "
"makes it impossible for another host to reach this "
"one. Please set it to the address which this node "
"can be connected at by other cluster members.",
wsrep_sst_receive_address);
}
}
if (strcasecmp(wsrep_provider, "NONE"))
{
if (global_system_variables.binlog_format != BINLOG_FORMAT_ROW)
{
WSREP_ERROR("Only binlog_format = 'ROW' is currently supported. "
"Configured value: '%s'. Please adjust your "
"configuration.",
binlog_format_names[global_system_variables.binlog_format]);
return 1;
}
}
return 0;
}
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