244 lines
14 KiB
Plaintext
244 lines
14 KiB
Plaintext
include/master-slave.inc
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Warnings:
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Note #### Sending passwords in plain text without SSL/TLS is extremely insecure.
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Note #### Storing MySQL user name or password information in the master info repository is not secure and is therefore not recommended. Please consider using the USER and PASSWORD connection options for START SLAVE; see the 'START SLAVE Syntax' in the MySQL Manual for more information.
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[connection master]
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#
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# STEP 1 - CREATE AND REPLICATE TEST TABLES
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#
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**************
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*** MASTER ***
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**************
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*** Create test tables
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show global variables like '%binlog_format%';
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Variable_name Value
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binlog_format MIXED
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drop table if exists test.marker;
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select thread_id into @my_thread_id
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from performance_schema.threads
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where processlist_id = connection_id();
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create table test.marker(s1 int) engine=XENGINE;
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**************
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*** SLAVE ***
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**************
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*** Clear statement events
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#
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# STEP 2 - REPLICATE ONE ROW ON MASTER TO GET REPLICATION THREAD ID ON SLAVE
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#
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**************
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*** MASTER ***
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**************
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insert into test.marker values (0);
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**************
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*** SLAVE ***
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**************
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*** Verify row, get replication thread id, clear statement events
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select thread_id into @slave_thread_id from performance_schema.events_statements_history
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where sql_text like '%marker%';
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*** Verify row inserted on master was replicated
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select count(*) = 1 as 'Expect 1' from test.marker;
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Expect 1
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1
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*** Clear statement events
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#
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# STEP 3 - PERFORM DML STATEMENTS ON MASTER
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#
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**************
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*** MASTER ***
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**************
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show global variables like '%binlog_format%';
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Variable_name Value
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binlog_format MIXED
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*** Clear statement events
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*** Create/drop table, create/drop database
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create database marker1_db;
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create database marker2_db;
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create table marker1_db.table1 (s1 int) engine=XENGINE;
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create table marker2_db.table1 (s1 int) engine=XENGINE;
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create table marker2_db.table2 (s1 int) engine=XENGINE;
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*** Transaction
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start transaction;
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insert into marker1_db.table1 values (1), (2), (3);
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insert into marker2_db.table1 values (1), (2), (3);
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commit;
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*** Alter
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alter table marker1_db.table1 add column (s2 varchar(32));
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*** Insert, Update
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start transaction;
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insert into marker1_db.table1 values (4, 'four'), (5, 'five'), (6, 'six');
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update marker1_db.table1 set s1 = s1 + 1;
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commit;
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*** Rollback
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start transaction;
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insert into marker1_db.table1 values (7, 'seven'), (8, 'eight'), (9, 'nine');
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rollback;
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*** Autocommit, Delete, Drop
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delete from marker1_db.table1 where s1 > 4;
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drop table marker2_db.table1;
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drop database marker2_db;
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*** Examine statements events that will be compared on the slave
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select thread_id, event_id, rpad(event_name, 28, ' ') event_name, rpad(current_schema, 10, ' ') current_schema, rpad(digest_text, 72, ' ') digest_text, sql_text from performance_schema.events_statements_history_long
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where sql_text like '%marker%' order by event_id;
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thread_id event_id event_name current_schema digest_text sql_text
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[THREAD_ID] [EVENT_ID] statement/sql/create_db test CREATE SCHEMA `marker1_db` create database marker1_db
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[THREAD_ID] [EVENT_ID] statement/sql/create_db test CREATE SCHEMA `marker2_db` create database marker2_db
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[THREAD_ID] [EVENT_ID] statement/sql/create_table test CREATE TABLE `marker1_db` . `table1` ( `s1` INTEGER ) ENGINE = `XENGINE` create table marker1_db.table1 (s1 int) engine=XENGINE
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[THREAD_ID] [EVENT_ID] statement/sql/create_table test CREATE TABLE `marker2_db` . `table1` ( `s1` INTEGER ) ENGINE = `XENGINE` create table marker2_db.table1 (s1 int) engine=XENGINE
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[THREAD_ID] [EVENT_ID] statement/sql/create_table test CREATE TABLE `marker2_db` . `table2` ( `s1` INTEGER ) ENGINE = `XENGINE` create table marker2_db.table2 (s1 int) engine=XENGINE
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[THREAD_ID] [EVENT_ID] statement/sql/insert test INSERT INTO `marker1_db` . `table1` VALUES (?) /* , ... */ insert into marker1_db.table1 values (1), (2), (3)
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[THREAD_ID] [EVENT_ID] statement/sql/insert test INSERT INTO `marker2_db` . `table1` VALUES (?) /* , ... */ insert into marker2_db.table1 values (1), (2), (3)
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[THREAD_ID] [EVENT_ID] statement/sql/alter_table test ALTER TABLE `marker1_db` . `table1` ADD COLUMN ( `s2` VARCHARACTER (?) ) alter table marker1_db.table1 add column (s2 varchar(32))
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[THREAD_ID] [EVENT_ID] statement/sql/insert test INSERT INTO `marker1_db` . `table1` VALUES (...) /* , ... */ insert into marker1_db.table1 values (4, 'four'), (5, 'five'), (6, 'six')
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[THREAD_ID] [EVENT_ID] statement/sql/update test UPDATE `marker1_db` . `table1` SET `s1` = `s1` + ? update marker1_db.table1 set s1 = s1 + 1
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[THREAD_ID] [EVENT_ID] statement/sql/insert test INSERT INTO `marker1_db` . `table1` VALUES (...) /* , ... */ insert into marker1_db.table1 values (7, 'seven'), (8, 'eight'), (9, 'nine')
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[THREAD_ID] [EVENT_ID] statement/sql/delete test DELETE FROM `marker1_db` . `table1` WHERE `s1` > ? delete from marker1_db.table1 where s1 > 4
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[THREAD_ID] [EVENT_ID] statement/sql/drop_table test DROP TABLE `marker2_db` . `table1` drop table marker2_db.table1
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[THREAD_ID] [EVENT_ID] statement/sql/drop_db test DROP SCHEMA `marker2_db` drop database marker2_db
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#
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# STEP 4 - REPLICATE STATEMENT EVENTS ON MASTER TO SLAVE
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#
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*** Store statement events in holding table, then replicate
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#
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# Create table to hold statement events for later comparison on the slave
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#
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create table test.master_events_statements_history_long as
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(select thread_id, event_id, event_name, sql_text, digest, digest_text, current_schema, rows_affected
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from performance_schema.events_statements_history_long
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where (thread_id=@my_thread_id and digest_text like '%marker%'));
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#
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# STEP 5 - VERIFY DML AND DDL STATEMENT EVENTS ON SLAVE
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#
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**************
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*** SLAVE ***
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**************
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*** List statement events from master
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select thread_id, event_id, rpad(event_name, 28, ' ') event_name, rpad(current_schema, 10, ' ') current_schema, rpad(digest_text, 72, ' ') digest_text, sql_text from master_events_statements_history_long order by event_id;
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thread_id event_id event_name current_schema digest_text sql_text
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[THREAD_ID] [EVENT_ID] statement/sql/create_db test CREATE SCHEMA `marker1_db` create database marker1_db
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[THREAD_ID] [EVENT_ID] statement/sql/create_db test CREATE SCHEMA `marker2_db` create database marker2_db
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[THREAD_ID] [EVENT_ID] statement/sql/create_table test CREATE TABLE `marker1_db` . `table1` ( `s1` INTEGER ) ENGINE = `XENGINE` create table marker1_db.table1 (s1 int) engine=XENGINE
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[THREAD_ID] [EVENT_ID] statement/sql/create_table test CREATE TABLE `marker2_db` . `table1` ( `s1` INTEGER ) ENGINE = `XENGINE` create table marker2_db.table1 (s1 int) engine=XENGINE
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[THREAD_ID] [EVENT_ID] statement/sql/create_table test CREATE TABLE `marker2_db` . `table2` ( `s1` INTEGER ) ENGINE = `XENGINE` create table marker2_db.table2 (s1 int) engine=XENGINE
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[THREAD_ID] [EVENT_ID] statement/sql/insert test INSERT INTO `marker1_db` . `table1` VALUES (?) /* , ... */ insert into marker1_db.table1 values (1), (2), (3)
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[THREAD_ID] [EVENT_ID] statement/sql/insert test INSERT INTO `marker2_db` . `table1` VALUES (?) /* , ... */ insert into marker2_db.table1 values (1), (2), (3)
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[THREAD_ID] [EVENT_ID] statement/sql/alter_table test ALTER TABLE `marker1_db` . `table1` ADD COLUMN ( `s2` VARCHARACTER (?) ) alter table marker1_db.table1 add column (s2 varchar(32))
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[THREAD_ID] [EVENT_ID] statement/sql/insert test INSERT INTO `marker1_db` . `table1` VALUES (...) /* , ... */ insert into marker1_db.table1 values (4, 'four'), (5, 'five'), (6, 'six')
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[THREAD_ID] [EVENT_ID] statement/sql/update test UPDATE `marker1_db` . `table1` SET `s1` = `s1` + ? update marker1_db.table1 set s1 = s1 + 1
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[THREAD_ID] [EVENT_ID] statement/sql/insert test INSERT INTO `marker1_db` . `table1` VALUES (...) /* , ... */ insert into marker1_db.table1 values (7, 'seven'), (8, 'eight'), (9, 'nine')
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[THREAD_ID] [EVENT_ID] statement/sql/delete test DELETE FROM `marker1_db` . `table1` WHERE `s1` > ? delete from marker1_db.table1 where s1 > 4
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[THREAD_ID] [EVENT_ID] statement/sql/drop_table test DROP TABLE `marker2_db` . `table1` drop table marker2_db.table1
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[THREAD_ID] [EVENT_ID] statement/sql/drop_db test DROP SCHEMA `marker2_db` drop database marker2_db
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*** List statement events on slave
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select thread_id, event_id, rpad(event_name, 28, ' ') event_name, rpad(current_schema, 10, ' ') current_schema, rpad(digest_text, 72, ' ') digest_text, sql_text from performance_schema.events_statements_history_long
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where thread_id = @slave_thread_id and sql_text like '%marker%' order by event_id;
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thread_id event_id event_name current_schema digest_text sql_text
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[THREAD_ID] [EVENT_ID] statement/sql/create_db marker1_db CREATE SCHEMA `marker1_db` create database marker1_db
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[THREAD_ID] [EVENT_ID] statement/sql/create_db marker2_db CREATE SCHEMA `marker2_db` create database marker2_db
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[THREAD_ID] [EVENT_ID] statement/sql/create_table test CREATE TABLE `marker1_db` . `table1` ( `s1` INTEGER ) ENGINE = `XENGINE` create table marker1_db.table1 (s1 int) engine=XENGINE
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[THREAD_ID] [EVENT_ID] statement/sql/create_table test CREATE TABLE `marker2_db` . `table1` ( `s1` INTEGER ) ENGINE = `XENGINE` create table marker2_db.table1 (s1 int) engine=XENGINE
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[THREAD_ID] [EVENT_ID] statement/sql/create_table test CREATE TABLE `marker2_db` . `table2` ( `s1` INTEGER ) ENGINE = `XENGINE` create table marker2_db.table2 (s1 int) engine=XENGINE
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[THREAD_ID] [EVENT_ID] statement/sql/insert test INSERT INTO `marker1_db` . `table1` VALUES (?) /* , ... */ insert into marker1_db.table1 values (1), (2), (3)
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[THREAD_ID] [EVENT_ID] statement/sql/insert test INSERT INTO `marker2_db` . `table1` VALUES (?) /* , ... */ insert into marker2_db.table1 values (1), (2), (3)
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[THREAD_ID] [EVENT_ID] statement/sql/alter_table test ALTER TABLE `marker1_db` . `table1` ADD COLUMN ( `s2` VARCHARACTER (?) ) alter table marker1_db.table1 add column (s2 varchar(32))
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[THREAD_ID] [EVENT_ID] statement/sql/insert test INSERT INTO `marker1_db` . `table1` VALUES (...) /* , ... */ insert into marker1_db.table1 values (4, 'four'), (5, 'five'), (6, 'six')
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[THREAD_ID] [EVENT_ID] statement/sql/update test UPDATE `marker1_db` . `table1` SET `s1` = `s1` + ? update marker1_db.table1 set s1 = s1 + 1
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[THREAD_ID] [EVENT_ID] statement/sql/delete test DELETE FROM `marker1_db` . `table1` WHERE `s1` > ? delete from marker1_db.table1 where s1 > 4
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[THREAD_ID] [EVENT_ID] statement/sql/drop_table test DROP TABLE `marker2_db` . `table1` DROP TABLE `marker2_db`.`table1` /* generated by server */
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[THREAD_ID] [EVENT_ID] statement/sql/drop_db marker2_db DROP SCHEMA `marker2_db` drop database marker2_db
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*** Compare master and slave events
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*** Event name comparison - expect 0 mismatches
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select thread_id, event_id, event_name, digest_text, sql_text from performance_schema.events_statements_history_long t1
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where t1.thread_id = @slave_thread_id and
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sql_text like '%marker%' and
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not exists (select * from master_events_statements_history_long t2 where t2.event_name = t1.event_name);
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thread_id event_id event_name digest_text sql_text
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*** Statement digest comparison - expect 1 mismatch for DROP TABLE
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select thread_id, event_id, event_name, digest, digest_text, sql_text from performance_schema.events_statements_history_long t1
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where t1.thread_id = @slave_thread_id and
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sql_text like '%marker%' and
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not exists (select * from master_events_statements_history_long t2 where t2.digest = t1.digest);
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thread_id event_id event_name digest digest_text sql_text
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#
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# STEP 6 - DISABLE REPLICATED STATEMENT EVENTS ON SLAVE
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#
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update performance_schema.setup_instruments set enabled='no', timed='no'
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where name like '%statement/abstract/relay_log%';
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select * from performance_schema.setup_instruments where name like '%statement/abstract/relay_log%';
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NAME ENABLED TIMED PROPERTIES VOLATILITY DOCUMENTATION
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statement/abstract/relay_log NO NO mutable 0 New event just read from the relay log. At this point, the real statement type is unknown, the type will be refined after parsing the event.
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#
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# STEP 7 - UPDATE TABLES ON MASTER, REPLICATE
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#
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**************
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*** MASTER ***
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**************
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*** Clear statement events
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*** Update some tables, then replicate
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insert into marker1_db.table1 values (999, '999'), (998, '998'), (997, '997');
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#
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# STEP 8 - VERIFY TABLE UPDATES FROM MASTER, EXPECT NO STATEMENT EVENTS ON SLAVE
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#
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**************
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*** SLAVE ***
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**************
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*** Confirm rows were replicated
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select * from marker1_db.table1 where s1 > 900 order by s1;
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s1 s2
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997 997
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998 998
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999 999
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*** Confirm that are no statements events from the replication thread
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select * from performance_schema.events_statements_history_long
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where thread_id = @slave_thread_id;
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THREAD_ID EVENT_ID END_EVENT_ID EVENT_NAME SOURCE TIMER_START TIMER_END TIMER_WAIT LOCK_TIME SQL_TEXT DIGEST DIGEST_TEXT CURRENT_SCHEMA OBJECT_TYPE OBJECT_SCHEMA OBJECT_NAME OBJECT_INSTANCE_BEGIN MYSQL_ERRNO RETURNED_SQLSTATE MESSAGE_TEXT ERRORS WARNINGS ROWS_AFFECTED ROWS_SENT ROWS_EXAMINED CREATED_TMP_DISK_TABLES CREATED_TMP_TABLES SELECT_FULL_JOIN SELECT_FULL_RANGE_JOIN SELECT_RANGE SELECT_RANGE_CHECK SELECT_SCAN SORT_MERGE_PASSES SORT_RANGE SORT_ROWS SORT_SCAN NO_INDEX_USED NO_GOOD_INDEX_USED NESTING_EVENT_ID NESTING_EVENT_TYPE NESTING_EVENT_LEVEL STATEMENT_ID
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#
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# STEP 9 - CLEAN UP
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#
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include/rpl_end.inc
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