/* Copyright 2011 Codership Oy 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; }