diff options
Diffstat (limited to 'sql/sql_parse.cc')
-rw-r--r-- | sql/sql_parse.cc | 47 |
1 files changed, 41 insertions, 6 deletions
diff --git a/sql/sql_parse.cc b/sql/sql_parse.cc index ba3abd73932..27d716c2162 100644 --- a/sql/sql_parse.cc +++ b/sql/sql_parse.cc @@ -9188,7 +9188,8 @@ kill_one_thread(THD *thd, longlong id, killed_state kill_signal, killed_type typ faster and do a harder kill than KILL_SYSTEM_THREAD; */ - mysql_mutex_lock(&tmp->LOCK_thd_data); // for various wsrep* checks below + mysql_mutex_lock(&tmp->LOCK_thd_data); // Lock from concurrent usage + #ifdef WITH_WSREP if (((thd->security_ctx->master_access & SUPER_ACL) || thd->security_ctx->user_matches(tmp->security_ctx)) && @@ -9203,23 +9204,23 @@ kill_one_thread(THD *thd, longlong id, killed_state kill_signal, killed_type typ if (tmp->wsrep_aborter && tmp->wsrep_aborter != thd->thread_id) { /* victim is in hit list already, bail out */ - WSREP_DEBUG("victim has wsrep aborter: %lu, skipping awake()", - tmp->wsrep_aborter); + WSREP_DEBUG("victim %llu has wsrep aborter: %lu, skipping awake()", + id, tmp->wsrep_aborter); error= 0; } else #endif /* WITH_WSREP */ { - WSREP_DEBUG("kill_one_thread %llu, victim: %llu wsrep_aborter %llu by signal %d", - thd->thread_id, id, tmp->wsrep_aborter, kill_signal); + WSREP_DEBUG("kill_one_thread victim: %llu wsrep_aborter %lu by signal %d", + id, tmp->wsrep_aborter, kill_signal); tmp->awake_no_mutex(kill_signal); - WSREP_DEBUG("victim: %llu taken care of", id); error= 0; } } else error= (type == KILL_TYPE_QUERY ? ER_KILL_QUERY_DENIED_ERROR : ER_KILL_DENIED_ERROR); + mysql_mutex_unlock(&tmp->LOCK_thd_data); } mysql_mutex_unlock(&tmp->LOCK_thd_kill); @@ -9333,6 +9334,18 @@ static void sql_kill(THD *thd, longlong id, killed_state state, killed_type type) { uint error; +#ifdef WITH_WSREP + if (WSREP(thd)) + { + WSREP_DEBUG("sql_kill called"); + if (thd->wsrep_applier) + { + WSREP_DEBUG("KILL in applying, bailing out here"); + return; + } + WSREP_TO_ISOLATION_BEGIN(WSREP_MYSQL_DB, NULL, NULL) + } +#endif /* WITH_WSREP */ if (likely(!(error= kill_one_thread(thd, id, state, type)))) { if (!thd->killed) @@ -9342,6 +9355,11 @@ void sql_kill(THD *thd, longlong id, killed_state state, killed_type type) } else my_error(error, MYF(0), id); +#ifdef WITH_WSREP + return; + wsrep_error_label: + my_error(ER_CANNOT_USER, MYF(0), wsrep_thd_query(thd)); +#endif /* WITH_WSREP */ } @@ -9350,6 +9368,18 @@ void sql_kill_user(THD *thd, LEX_USER *user, killed_state state) { uint error; ha_rows rows; +#ifdef WITH_WSREP + if (WSREP(thd)) + { + WSREP_DEBUG("sql_kill_user called"); + if (thd->wsrep_applier) + { + WSREP_DEBUG("KILL in applying, bailing out here"); + return; + } + WSREP_TO_ISOLATION_BEGIN(WSREP_MYSQL_DB, NULL, NULL) + } +#endif /* WITH_WSREP */ if (likely(!(error= kill_threads_for_user(thd, user, state, &rows)))) my_ok(thd, rows); else @@ -9360,6 +9390,11 @@ void sql_kill_user(THD *thd, LEX_USER *user, killed_state state) */ my_error(error, MYF(0), user->host.str, user->user.str); } +#ifdef WITH_WSREP + return; + wsrep_error_label: + my_error(ER_CANNOT_USER, MYF(0), user->user.str); +#endif /* WITH_WSREP */ } |