Merge 10.4 into 10.5

14 files changed, 90 insertions, 49 deletions

diff --git a/mysql-test/suite/galera/r/galera_split_brain.result b/mysql-test/suite/galera/r/galera_split_brain.result
index bd8c3a5bc44..08f9060d2a9 100644
--- a/mysql-test/suite/galera/r/galera_split_brain.result
+++ b/mysql-test/suite/galera/r/galera_split_brain.result
@@ -7,8 +7,9 @@ connection node_1;
 connection node_2;
 Killing server ...
 connection node_1;
+SET SESSION lock_wait_timeout= 3;
 CREATE TABLE t1 (f1 INTEGER) ENGINE=InnoDB;
-ERROR 40001: Deadlock found when trying to get lock; try restarting transaction
+ERROR HY000: Lock wait timeout exceeded; try restarting transaction
 connection node_2;
 connect node_2a, 127.0.0.1, root, , test, $NODE_MYPORT_2;
 disconnect node_2;
diff --git a/mysql-test/suite/galera/t/galera_split_brain.test b/mysql-test/suite/galera/t/galera_split_brain.test
index 6a822b8f127..ccdfd3fd506 100644
--- a/mysql-test/suite/galera/t/galera_split_brain.test
+++ b/mysql-test/suite/galera/t/galera_split_brain.test
@@ -22,7 +22,8 @@ call mtr.add_suppression("WSREP: TO isolation failed for: ");
 --source include/kill_galera.inc
 
 --connection node_1
---error ER_LOCK_DEADLOCK
+SET SESSION lock_wait_timeout= 3;
+--error ER_LOCK_WAIT_TIMEOUT
 CREATE TABLE t1 (f1 INTEGER) ENGINE=InnoDB;
 
 # Reset the master and restart the slave so that post-test checks can run
diff --git a/plugin/auth_pam/CMakeLists.txt b/plugin/auth_pam/CMakeLists.txt
index 92e7b676e57..5b2ca3c708a 100644
--- a/plugin/auth_pam/CMakeLists.txt
+++ b/plugin/auth_pam/CMakeLists.txt
@@ -38,14 +38,10 @@ IF(HAVE_PAM_APPL_H AND HAVE_GETGROUPLIST)
   IF (TARGET auth_pam)
     MYSQL_ADD_EXECUTABLE(auth_pam_tool auth_pam_tool.c DESTINATION ${INSTALL_PLUGINDIR}/auth_pam_tool_dir COMPONENT Server)
     TARGET_LINK_LIBRARIES(auth_pam_tool pam)
-    INSTALL(CODE "EXECUTE_PROCESS(
-                     COMMAND chmod u=rwx,g=,o= auth_pam_tool_dir
-                     WORKING_DIRECTORY \$ENV{DESTDIR}\${CMAKE_INSTALL_PREFIX}/${INSTALL_PLUGINDIR}/)"
-                   COMPONENT Server)
-    INSTALL(CODE "EXECUTE_PROCESS(
-                     COMMAND chmod u=rwxs,g=rx,o=rx auth_pam_tool_dir/auth_pam_tool
-                     WORKING_DIRECTORY \$ENV{DESTDIR}\${CMAKE_INSTALL_PREFIX}/${INSTALL_PLUGINDIR}/)"
-                   COMPONENT Server)
+    SET(CPACK_RPM_server_USER_FILELIST ${CPACK_RPM_server_USER_FILELIST}
+        "%attr(700, -, -) ${INSTALL_PLUGINDIRABS}/auth_pam_tool_dir"
+        "%attr(4755, -, -) ${INSTALL_PLUGINDIRABS}/auth_pam_tool_dir/auth_pam_tool")
+    SET(CPACK_RPM_server_USER_FILELIST ${CPACK_RPM_server_USER_FILELIST} PARENT_SCOPE)
   ENDIF()
   IF(TARGET auth_pam OR TARGET auth_pam_v1)
     ADD_SUBDIRECTORY(testing)
@@ -55,7 +51,7 @@ IF(HAVE_PAM_APPL_H AND HAVE_GETGROUPLIST)
     IF(INSTALL_PAMDIR)
       INSTALL(TARGETS pam_user_map DESTINATION ${INSTALL_PAMDIR} COMPONENT Server)
       INSTALL(FILES mapper/user_map.conf DESTINATION ${INSTALL_PAMDATADIR} COMPONENT Server)
-      SET(CPACK_RPM_server_USER_FILELIST ${CPACK_RPM_server_USER_FILELIST} "%config(noreplace) ${INSTALL_PAMDATADIR}/*" PARENT_SCOPE)
+      SET(CPACK_RPM_server_USER_FILELIST ${CPACK_RPM_server_USER_FILELIST} "%config(noreplace) ${INSTALL_PAMDATADIRABS}/*" PARENT_SCOPE)
     ENDIF()
   ENDIF()
 ENDIF()
diff --git a/sql/handler.cc b/sql/handler.cc
index 7e5975d7477..9cf270f9cf3 100644
--- a/sql/handler.cc
+++ b/sql/handler.cc
@@ -2088,7 +2088,7 @@ int ha_rollback_trans(THD *thd, bool all)
   if (thd->is_error())
   {
     WSREP_DEBUG("ha_rollback_trans(%lld, %s) rolled back: %s: %s; is_real %d",
-                thd->thread_id, all?"TRUE":"FALSE", WSREP_QUERY(thd),
+                thd->thread_id, all?"TRUE":"FALSE", wsrep_thd_query(thd),
                 thd->get_stmt_da()->message(), is_real_trans);
   }
   (void) wsrep_after_rollback(thd, all);
diff --git a/sql/sql_insert.cc b/sql/sql_insert.cc
index c1cb45d5d69..9aee69b9a50 100644
--- a/sql/sql_insert.cc
+++ b/sql/sql_insert.cc
@@ -1,6 +1,6 @@
 /*
    Copyright (c) 2000, 2016, Oracle and/or its affiliates.
-   Copyright (c) 2010, 2019, MariaDB Corporation
+   Copyright (c) 2010, 2021, MariaDB Corporation
 
    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
@@ -5009,7 +5009,7 @@ bool select_create::send_eof()
       {
         WSREP_DEBUG("select_create commit failed, thd: %llu err: %s %s",
                     thd->thread_id,
-                    wsrep_thd_transaction_state_str(thd), WSREP_QUERY(thd));
+                    wsrep_thd_transaction_state_str(thd), wsrep_thd_query(thd));
         mysql_mutex_unlock(&thd->LOCK_thd_data);
         abort_result_set();
         DBUG_RETURN(true);
diff --git a/sql/sql_parse.cc b/sql/sql_parse.cc
index 64aca9fb87d..5a2897868a0 100644
--- a/sql/sql_parse.cc
+++ b/sql/sql_parse.cc
@@ -7949,7 +7949,7 @@ static bool wsrep_mysql_parse(THD *thd, char *rawbuf, uint length,
                       DBUG_ASSERT(!debug_sync_set_action(thd, STRING_WITH_LEN(act)));
                     });
         WSREP_DEBUG("wsrep retrying AC query: %lu  %s",
-                    thd->wsrep_retry_counter, WSREP_QUERY(thd));
+                    thd->wsrep_retry_counter, wsrep_thd_query(thd));
         wsrep_prepare_for_autocommit_retry(thd, rawbuf, length, parser_state);
         if (thd->lex->explain)
           delete_explain_query(thd->lex);
@@ -7963,7 +7963,7 @@ static bool wsrep_mysql_parse(THD *thd, char *rawbuf, uint length,
                     is_autocommit,
                     thd->wsrep_retry_counter,
                     thd->variables.wsrep_retry_autocommit,
-                    WSREP_QUERY(thd));
+                    wsrep_thd_query(thd));
         my_error(ER_LOCK_DEADLOCK, MYF(0));
         thd->reset_kill_query();
         thd->wsrep_retry_counter= 0;             //  reset
diff --git a/sql/wsrep_client_service.cc b/sql/wsrep_client_service.cc
index 3eb457a01f3..a7480aaddb8 100644
--- a/sql/wsrep_client_service.cc
+++ b/sql/wsrep_client_service.cc
@@ -1,4 +1,4 @@
-/* Copyright 2018 Codership Oy <info@codership.com>
+/* Copyright 2018-2021 Codership Oy <info@codership.com>
 
    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
@@ -108,14 +108,14 @@ int Wsrep_client_service::prepare_data_for_replication()
                   "affected rows: %llu, "
                   "changed tables: %d, "
                   "sql_log_bin: %d",
-                  WSREP_QUERY(m_thd),
+                  wsrep_thd_query(m_thd),
                   m_thd->get_stmt_da()->affected_rows(),
                   stmt_has_updated_trans_table(m_thd),
                   m_thd->variables.sql_log_bin);
     }
     else
     {
-      WSREP_DEBUG("empty rbr buffer, query: %s", WSREP_QUERY(m_thd));
+      WSREP_DEBUG("empty rbr buffer, query: %s", wsrep_thd_query(m_thd));
     }
   }
   DBUG_RETURN(0);
diff --git a/sql/wsrep_high_priority_service.cc b/sql/wsrep_high_priority_service.cc
index a75882214cc..1f6537a1351 100644
--- a/sql/wsrep_high_priority_service.cc
+++ b/sql/wsrep_high_priority_service.cc
@@ -1,4 +1,4 @@
-/* Copyright 2018 Codership Oy <info@codership.com>
+/* Copyright 2018-2021 Codership Oy <info@codership.com>
 
    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
@@ -403,6 +403,16 @@ int Wsrep_high_priority_service::apply_toi(const wsrep::ws_meta& ws_meta,
   WSREP_DEBUG("Wsrep_high_priority_service::apply_toi: %lld",
               client_state.toi_meta().seqno().get());
 
+  DBUG_EXECUTE_IF("sync.wsrep_apply_toi",
+                  {
+                    const char act[]=
+                      "now "
+                      "SIGNAL sync.wsrep_apply_toi_reached "
+                      "WAIT_FOR signal.wsrep_apply_toi";
+                    DBUG_ASSERT(!debug_sync_set_action(thd,
+                                                       STRING_WITH_LEN(act)));
+                  };);
+
   int ret= apply_events(thd, m_rli, data, err);
   wsrep_thd_set_ignored_error(thd, false);
   trans_commit(thd);
@@ -447,6 +457,15 @@ int Wsrep_high_priority_service::log_dummy_write_set(const wsrep::ws_handle& ws_
   DBUG_PRINT("info",
              ("Wsrep_high_priority_service::log_dummy_write_set: seqno=%lld",
               ws_meta.seqno().get()));
+  DBUG_EXECUTE_IF("sync.wsrep_log_dummy_write_set",
+                  {
+                    const char act[]=
+                      "now "
+                      "SIGNAL sync.wsrep_log_dummy_write_set_reached ";
+                    DBUG_ASSERT(!debug_sync_set_action(m_thd,
+                                                       STRING_WITH_LEN(act)));
+                  };);
+
   if (ws_meta.ordered())
   {
     wsrep::client_state& cs(m_thd->wsrep_cs());
@@ -680,7 +699,7 @@ Wsrep_replayer_service::~Wsrep_replayer_service()
     DBUG_ASSERT(0);
     WSREP_ERROR("trx_replay failed for: %d, schema: %s, query: %s",
                 m_replay_status,
-                orig_thd->db.str, WSREP_QUERY(orig_thd));
+                orig_thd->db.str, wsrep_thd_query(orig_thd));
     unireg_abort(1);
   }
 }
diff --git a/sql/wsrep_mysqld.cc b/sql/wsrep_mysqld.cc
index 524410152ca..56b92df65b3 100644
--- a/sql/wsrep_mysqld.cc
+++ b/sql/wsrep_mysqld.cc
@@ -1,4 +1,4 @@
-/* Copyright 2008-2015 Codership Oy <http://www.codership.com>
+/* Copyright 2008-2021 Codership Oy <http://www.codership.com>
    Copyright (c) 2020, 2021, MariaDB
 
    This program is free software; you can redistribute it and/or modify
@@ -2255,12 +2255,29 @@ static int wsrep_TOI_begin(THD *thd, const char *db, const char *table,
                  wsrep_thd_query(thd));
       my_error(ER_ERROR_DURING_COMMIT, MYF(0), WSREP_SIZE_EXCEEDED);
       break;
+    case wsrep::e_deadlock_error:
+      WSREP_WARN("TO isolation failed for: %d, schema: %s, sql: %s. "
+                 "Deadlock error.",
+                 ret,
+                 (thd->db.str ? thd->db.str : "(null)"),
+                 wsrep_thd_query(thd));
+      my_error(ER_LOCK_DEADLOCK, MYF(0));
+      break;
+    case wsrep::e_timeout_error:
+      WSREP_WARN("TO isolation failed for: %d, schema: %s, sql: %s. "
+                 "Operation timed out.",
+                 ret,
+                 (thd->db.str ? thd->db.str : "(null)"),
+                 wsrep_thd_query(thd));
+      my_error(ER_LOCK_WAIT_TIMEOUT, MYF(0));
+      break;
     default:
       WSREP_WARN("TO isolation failed for: %d, schema: %s, sql: %s. "
-                 "Check wsrep connection state and retry the query.",
+                 "Check your wsrep connection state and retry the query.",
                  ret,
                  (thd->db.str ? thd->db.str : "(null)"),
                  wsrep_thd_query(thd));
+
       if (!thd->is_error())
       {
         my_error(ER_LOCK_DEADLOCK, MYF(0), "WSREP replication failed. Check "
@@ -2418,13 +2435,6 @@ int wsrep_to_isolation_begin(THD *thd, const char *db_, const char *table_,
     thd->variables.auto_increment_increment= 1;
   }
 
-  /*
-    TOI operations will ignore provided lock_wait_timeout and restore it
-    after operation is done.
-   */
-  thd->variables.saved_lock_wait_timeout= thd->variables.lock_wait_timeout;
-  thd->variables.lock_wait_timeout= LONG_TIMEOUT;
-
   if (thd->variables.wsrep_on && wsrep_thd_is_local(thd))
   {
     switch (wsrep_OSU_method_get(thd)) {
@@ -2441,8 +2451,19 @@ int wsrep_to_isolation_begin(THD *thd, const char *db_, const char *table_,
       ret= -1;
       break;
     }
+
     switch (ret) {
-    case 0: /* wsrep_TOI_begin should set toi mode */ break;
+    case 0: /* wsrep_TOI_begin should set toi mode */
+      if (thd->variables.wsrep_OSU_method == WSREP_OSU_TOI)
+      {
+        /*
+          TOI operations ignore the provided lock_wait_timeout once replicated,
+          and restore it after operation is done.
+         */
+        thd->variables.saved_lock_wait_timeout= thd->variables.lock_wait_timeout;
+        thd->variables.lock_wait_timeout= LONG_TIMEOUT;
+      }
+      break;
     case 1:
         /* TOI replication skipped, treat as success */
         ret= 0;
@@ -2461,10 +2482,9 @@ void wsrep_to_isolation_end(THD *thd)
   DBUG_ASSERT(wsrep_thd_is_local_toi(thd) ||
               wsrep_thd_is_in_rsu(thd));
 
-  thd->variables.lock_wait_timeout= thd->variables.saved_lock_wait_timeout;
-
   if (wsrep_thd_is_local_toi(thd))
   {
+    thd->variables.lock_wait_timeout= thd->variables.saved_lock_wait_timeout;
     DBUG_ASSERT(wsrep_OSU_method_get(thd) == WSREP_OSU_TOI);
     wsrep_TOI_end(thd);
   }
diff --git a/sql/wsrep_mysqld.h b/sql/wsrep_mysqld.h
index 012a3b3f8be..4ca180213a5 100644
--- a/sql/wsrep_mysqld.h
+++ b/sql/wsrep_mysqld.h
@@ -1,4 +1,4 @@
-/* Copyright 2008-2017 Codership Oy <http://www.codership.com>
+/* Copyright 2008-2021 Codership Oy <http://www.codership.com>
    Copyright (c) 2020, 2021, MariaDB
 
    This program is free software; you can redistribute it and/or modify
@@ -294,8 +294,6 @@ static inline bool wsrep_cluster_address_exists()
   return wsrep_cluster_address && wsrep_cluster_address[0];
 }
 
-#define WSREP_QUERY(thd) (thd->query())
-
 extern my_bool wsrep_ready_get();
 extern void wsrep_ready_wait();
 
diff --git a/sql/wsrep_thd.cc b/sql/wsrep_thd.cc
index a5d292700a7..dc6bb21dbd9 100644
--- a/sql/wsrep_thd.cc
+++ b/sql/wsrep_thd.cc
@@ -340,11 +340,20 @@ int wsrep_abort_thd(THD *bf_thd_ptr, THD *victim_thd_ptr, my_bool signal)
   DBUG_RETURN(1);
 }
 
-bool wsrep_bf_abort(const THD* bf_thd, THD* victim_thd)
+bool wsrep_bf_abort(THD* bf_thd, THD* victim_thd)
 {
   WSREP_LOG_THD(bf_thd, "BF aborter before");
   WSREP_LOG_THD(victim_thd, "victim before");
-  wsrep::seqno bf_seqno(bf_thd->wsrep_trx().ws_meta().seqno());
+
+  DBUG_EXECUTE_IF("sync.wsrep_bf_abort",
+                  {
+                    const char act[]=
+                      "now "
+                      "SIGNAL sync.wsrep_bf_abort_reached "
+                      "WAIT_FOR signal.wsrep_bf_abort";
+                    DBUG_ASSERT(!debug_sync_set_action(bf_thd,
+                                                       STRING_WITH_LEN(act)));
+                  };);
 
   if (WSREP(victim_thd) && !victim_thd->wsrep_trx().active())
   {
@@ -362,6 +371,8 @@ bool wsrep_bf_abort(const THD* bf_thd, THD* victim_thd)
   }
 
   bool ret;
+  wsrep::seqno bf_seqno(bf_thd->wsrep_trx().ws_meta().seqno());
+
   if (wsrep_thd_is_toi(bf_thd))
   {
     ret= victim_thd->wsrep_cs().total_order_bf_abort(bf_seqno);
diff --git a/sql/wsrep_thd.h b/sql/wsrep_thd.h
index c7350c79ee7..9d8e4493b34 100644
--- a/sql/wsrep_thd.h
+++ b/sql/wsrep_thd.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2013 Codership Oy <info@codership.com>
+/* Copyright (C) 2013-2021 Codership Oy <info@codership.com>
 
    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
@@ -87,7 +87,7 @@ int wsrep_show_bf_aborts (THD *thd, SHOW_VAR *var, char *buff,
 bool wsrep_create_appliers(long threads, bool mutex_protected=false);
 void wsrep_create_rollbacker();
 
-bool wsrep_bf_abort(const THD*, THD*);
+bool wsrep_bf_abort(THD* bf_thd, THD* victim_thd);
 int  wsrep_abort_thd(THD *bf_thd_ptr, THD *victim_thd_ptr, my_bool signal);
 
 extern void  wsrep_thd_set_PA_safe(void *thd_ptr, my_bool safe);
@@ -292,7 +292,7 @@ static inline void wsrep_log_thd(const THD *thd,
               (thd->get_stmt_da()->is_error() ? thd->get_stmt_da()->message() : "")
 #ifdef WSREP_THD_LOG_QUERIES
               , thd->lex->sql_command,
-              WSREP_QUERY(thd)
+              wsrep_thd_query(thd)
 #endif /* WSREP_OBSERVER_LOG_QUERIES */
               );
 }
diff --git a/sql/wsrep_var.cc b/sql/wsrep_var.cc
index 3c557554cf4..47dd016e66d 100644
--- a/sql/wsrep_var.cc
+++ b/sql/wsrep_var.cc
@@ -1,4 +1,4 @@
-/* Copyright 2008-2015 Codership Oy <http://www.codership.com>
+/* Copyright 2008-2021 Codership Oy <http://www.codership.com>
 
    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
@@ -843,7 +843,7 @@ bool wsrep_desync_check (sys_var *self, THD* thd, set_var* var)
     ret= Wsrep_server_state::instance().provider().desync();
     if (ret) {
       WSREP_WARN ("SET desync failed %d for schema: %s, query: %s", ret,
-                  thd->db.str, WSREP_QUERY(thd));
+                  thd->db.str, wsrep_thd_query(thd));
       my_error (ER_CANNOT_USER, MYF(0), "'desync'", thd->query());
       return true;
     }
diff --git a/storage/maria/test_ma_backup.c b/storage/maria/test_ma_backup.c
index b15b9ade06b..c57ec6ece0d 100644
--- a/storage/maria/test_ma_backup.c
+++ b/storage/maria/test_ma_backup.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2018 MariaDB corporation
+/* Copyright (C) 2018, 2021, MariaDB corporation.
 
    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
@@ -178,7 +178,6 @@ static int create_test_table(const char *table_name, int type_of_table)
   int key_field=FIELD_SKIP_PRESPACE,extra_field=FIELD_SKIP_ENDSPACE;
   int key_type=HA_KEYTYPE_NUM;
   int create_flag=0;
-  uint offset_to_key;
   uint pack_seg=0, pack_keys= 0;
   uint key_length;
   uchar record[MAX_REC_LENGTH];
@@ -303,10 +302,6 @@ static int create_test_table(const char *table_name, int type_of_table)
   else
     uniques=0;
 
-  offset_to_key= MY_TEST(null_fields);
-  if (key_field == FIELD_BLOB || key_field == FIELD_VARCHAR)
-    offset_to_key+= 2;
-
   if (!silent)
     printf("- Creating Aria file\n");
   create_info.max_rows= 0;