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wsrep.h
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/* Copyright 2014 Codership Oy <http://www.codership.com> & 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 */ #ifndef WSREP_INCLUDED #define WSREP_INCLUDED #include <my_config.h> #include "log.h" #ifdef WITH_WSREP #define IF_WSREP(A,B) A #define DBUG_ASSERT_IF_WSREP(A) DBUG_ASSERT(A) extern ulong wsrep_debug; // wsrep_mysqld.cc extern void WSREP_LOG(void (*fun)(const char* fmt, ...), const char* fmt, ...); #define WSREP_DEBUG(...) \ if (wsrep_debug) WSREP_LOG(sql_print_information, ##__VA_ARGS__) #define WSREP_INFO(...) WSREP_LOG(sql_print_information, ##__VA_ARGS__) #define WSREP_WARN(...) WSREP_LOG(sql_print_warning, ##__VA_ARGS__) #define WSREP_ERROR(...) WSREP_LOG(sql_print_error, ##__VA_ARGS__) #define WSREP_UNKNOWN(fmt, ...) WSREP_ERROR("UNKNOWN: " fmt, ##__VA_ARGS__) #define WSREP_LOG_CONFLICT_THD(thd, role) \ WSREP_INFO("%s: \n " \ " THD: %lu, mode: %s, state: %s, conflict: %s, seqno: %lld\n " \ " SQL: %s", \ role, \ thd_get_thread_id(thd), \ wsrep_thd_client_mode_str(thd), \ wsrep_thd_client_state_str(thd), \ wsrep_thd_transaction_state_str(thd), \ wsrep_thd_trx_seqno(thd), \ wsrep_thd_query(thd) \ ); #define WSREP_LOG_CONFLICT(bf_thd, victim_thd, bf_abort) \ if (wsrep_debug || wsrep_log_conflicts) \ { \ WSREP_INFO("cluster conflict due to %s for threads:", \ (bf_abort) ? "high priority abort" : "certification failure" \ ); \ if (bf_thd) WSREP_LOG_CONFLICT_THD(bf_thd, "Winning thread"); \ if (victim_thd) WSREP_LOG_CONFLICT_THD(victim_thd, "Victim thread"); \ WSREP_INFO("context: %s:%d", __FILE__, __LINE__); \ } #else /* !WITH_WSREP */ /* These macros are needed to compile MariaDB without WSREP support * (e.g. embedded) */ #define IF_WSREP(A,B) B //#define DBUG_ASSERT_IF_WSREP(A) #define WSREP_DEBUG(...) //#define WSREP_INFO(...) //#define WSREP_WARN(...) #define WSREP_ERROR(...) #endif /* WITH_WSREP */ #endif /* WSREP_INCLUDED */