Testing early mysql releases in a sandbox

Test early MySQL versions in a sandboxGiuseppe Maxia

QA Director, Continuent, Inc

Oracle ACE Director for MySQL

1Wednesday, March 21, 12

about me - Giuseppe Maxia• a.k.a. The Data Charmer• QA Director at Continuent, Inc• Long time hacking with MySQL features• Formerly, community manager,db consultant, designer,

coder.• A passion for QA and open source• Blogger

•http://datacharmer.blogspot.com

Wednesday, March 21, 12

MySQL Sandbox lightning

presentation

I used to install a lot of MySQL databases for

testing

MANUALLY

Then, I decided to use Perl ...

DBA pop quiz

HOW MANY KEYSTROKES to install a MySQL server?

10sb 5.0.831234567890

HOW MANY KEYSTROKES to install 3 MySQL servers

in replication?

HOW MANY KEYSTROKES to install 3 MySQL servers

in replication?

11sb r5.0.8312345678901

HOW LONG does it take

to install a MySQL server?

< 5 secondstime sb 5.0.83

0m1.518sWednesday, March 21, 12

to install 3 MySQL servers in replication?

< 10 secondssb 5.0.830m4.515s

MySQL Sandbox

• Free software (Perl under GPL)

• One (unix) host

• Many database servers

• Single or multiple sandboxes

• Customized scripts to use the servers

• Standard or circular replication

• Installs IN SECONDS

http://mysqlsandbox.net

overview

MySQLserver

Data DB1

DB2 DB3

Data DB1

DB2 DB3DATA DIRECTORY

SOCKET

overview

MySQLserver

Data DB1

DB2 DB3

Data DB1

DB2 DB3

SAME DATA

DIRECTORY?

DATA CORRUPTION

/var/lib/mysql /var/lib/mysql

overview

MySQLserver

SAME PORT or SOCKET?

DOES NOT START

/tmp/mysql.sock /tmp/mysql.sock

33063306

The hard way

Read the manual

The hard way

Read the manual try to figure out what to change

The hard way

Read the manual try to figure out what to change Install

The easy way

$ make_sandbox \ /path/to/mysql-5.1.54_linux.tar.gz

# it should work always

MySQL Sandbox

The easier way

$ make_sandbox 5.1.54

Prepare once Install many times

# some # preliminary # work

The easiest way

$ sb 5.1.54

# some # preliminary # work

MySQL Sandbox

MySQLserver

VERSION

$SANDBOX_HOME/msb_VERSION/dataData DB1

DB2 DB3

VERSION

/tmp/mysql_VERSION.sock

MySQL Sandbox

MySQLserver

5.1.54

$SANDBOX_HOME/msb_5_1_54/dataData DB1

DB2 DB3

/tmp/mysql_5154.sock

MySQL Sandbox

MySQLserver

$SANDBOX_HOME/msb_5_5_09/dataData DB1

DB2 DB3

/tmp/mysql_5509.sock

Single SandboxMySQLserver

customized scripts

startstop

restartstatusclear

send_killuse

Multiple SandboxMySQLserver

customized scripts

start_allstop_all

restart_allstatus_allclear_all

send_kill_all

use_all

n1n2n3

Where do you get it

•from CPANsudo su -

cpan MySQL::Sandbox

•from launchpadhttp://launchpad.net/mysql-sandbox

The easy replication way

# some# preparation

MySQL Sandbox

$ make_replication_sandbox \ /path/to/mysql-5.1.54_linux.tar.gz

$ make_replication_sandbox 5.1.54

default architecture

/sandboxes opt

$SANDBOX_HOME

$SANDBOX_BINARY

expandedtarballs

installed sandboxes

default architecture

/sandboxes opt

5.0.91

5.1.45

5.1.48

msb_5_0_91

msb_5_1_48

rsandbox_5_1_48

master

node2Wednesday, March 21, 12

MySQL Sandbox cookbook

$ perldoc MySQL::Sandbox::Recipes

Early MySQL versions in a sandbox

Where to get the software

http://dev.mysql.com

http://labs.mysql.com

Where is MySQL 5.6

The bleeding edge

http://code.launchpad.net/mysql-server

HANDS ONls labs

mysql-5.6.2-m5-osx10.6-x86_64.tar.gzmysql-5.6.5-m8-osx10.7-.tar.gzmysql-5.6.3-labs-innodb-fts-osx10.5-x86.tar.gzmysql-5.6.4-m7-osx10.5-x86.tar.gz

Innodb fulltextmake_sandbox mysql-5.6.5-m8-osx10.7-.tar.gz ........Your sandbox server was installed in $HOME/sandboxes/msb_5_6_5

testing innodb fulltext~/sandboxes/msb_5_6_5/useWelcome to the MySQL monitor. Commands end with ; or \g.Your MySQL connection id is 2

Oracle is a registered trademark of Oracle Corporation and/or itsaffiliates. Other names may be trademarks of their respective owners.Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

mysql [localhost] {msandbox} ((none)) >

testing innodb fulltextcreate table mysql_manual ( id int not null auto_increment , title varchar(100) not null, chapter mediumtext, primary key (id),fulltext index (title, chapter)) engine = INNODB;

testing innodb fulltextshow create table mysql_manual\G****************** 1. row ********* Table: mysql_manualCreate Table: CREATE TABLE `mysql_manual` ( `id` int(11) NOT NULL AUTO_INCREMENT, `title` varchar(100) NOT NULL, `chapter` mediumtext, PRIMARY KEY (`id`), FULLTEXT KEY `title` (`title`,`chapter`)) ENGINE=InnoDB DEFAULT CHARSET=latin1

testing innodb fulltext

for P in $PWD/refman-5.5-en.html-chapter/*.html; do echo "insert into mysql_manual(title,chapter) values ('`basename $P .html`', load_file('$P'));"; done | ~/sandboxes/msb_5_6_5/use -vv test....insert into mysql_manual(title,chapter) values ('stored-programs-views', load_file('/Users/gmax/labs/refman-5.5-en.html-chapter/stored-programs-views.html'))Query OK, 1 row affected....

Using a copy of MySQL manual to fill the table

testing innodb fulltextselect title from mysql_manual where match(title,chapter) against ('+optimize +queries' in boolean mode);+-------------------------+| title |+-------------------------+| backup-and-recovery |...| extending-mysql || functions || ha-overview |...| optimization || partitioning || replication || restrictions |+-------------------------+16 rows in set (0.00 sec)

testing innodb fulltextselect title from mysql_manual where match(title,chapter) against ('"optimize queries" @10' in boolean mode);+------------------+| title |+------------------+| introduction || optimization |+------------------+2 rows in set (0.00 sec)

#### @10 = proximity operator##

testing some replicationmake_replication_sandbox mysql-5.6.5-m8-osx10.7-.tar.gz ........replication directory installed in $HOME/sandboxes/rsandbox_mysql-5_6_5

testing some replication~/sandboxes/rsandbox_mysql-5_6_5/s1show slave status\G******** 1. row *************************** Slave_IO_State: Waiting for master to send event Master_Host: 127.0.0.1 Master_User: rsandbox Master_Port: 12630 Connect_Retry: 60 Master_Log_File: mysql-bin.000001 Read_Master_Log_Pos: 2524 Relay_Log_File: mysql_sandbox12631-relay-bin.000002 Relay_Log_Pos: 2677 Relay_Master_Log_File: mysql-bin.000001 Slave_IO_Running: Yes Slave_SQL_Running: Yes

testing some replication~/sandboxes/rsandbox_mysql-5_6_5/s1show slave status\G....Master_Server_Id: 1Master_UUID: be3c022a-726f-11e1-a26a-a64f991393aaMaster_Info_File: /Users/gmax/sandboxes/rsandbox_mysql-5_6_5/node1/data/master.infoSQL_Delay: 0SQL_Remaining_Delay: NULLSlave_SQL_Running_State: Slave has read all relay log; waiting for the slave I/O thread to update it

uncovering replication features

show variables like '%info%';+---------------------------+----------------+| Variable_name | Value |+---------------------------+----------------+| master_info_repository | FILE || relay_log_info_file | relay-log.info || relay_log_info_repository | FILE || sync_master_info | 0 || sync_relay_log_info | 0 |+---------------------------+----------------+show variables like '%worker%';+------------------------+-------+| Variable_name | Value |+------------------------+-------+| slave_parallel_workers | 0 |+------------------------+-------+

uncovering replication features

STOP SLAVE;

set global master_info_repository='table';Query OK, 0 rows affected (0.00 sec)

slave1 [localhost] {msandbox} ((none)) > set global relay_log_info_repository='table';Query OK, 0 rows affected (0.00 sec)

slave1 [localhost] {msandbox} ((none)) > set global slave_parallel_workers=3;Query OK, 0 rows affected (0.00 sec)

fixing replication tablesuse mysql;

slave1 [localhost] {msandbox} (mysql) > alter table slave_master_info engine=innodb;Query OK, 1 row affected (0.01 sec)Records: 1 Duplicates: 0 Warnings: 0

slave1 [localhost] {msandbox} (mysql) > alter table slave_relay_log_info engine=innodb;Query OK, 1 row affected (0.01 sec)Records: 1 Duplicates: 0 Warnings: 0

slave1 [localhost] {msandbox} (mysql) > alter table slave_worker_info engine=innodb;Query OK, 0 rows affected (0.01 sec)Records: 0 Duplicates: 0 Warnings: 0

Look at the new featuresshow slave status\G........Master_UUID: be3c022a-726f-11e1-a26a-a64f991393aaMaster_Info_File: mysql.slave_master_info

Look at the new featuresselect * from mysql.slave_master_info\G*************************** 1. row ****** Master_id: 101 Number_of_lines: 22 Master_log_name: mysql-bin.000001 Master_log_pos: 2524 Host: 127.0.0.1 User_name: rsandbox User_password: rsandbox Port: 12630.... Heartbeat: 1800 Bind: Ignored_server_ids: 0 Uuid: be3c022a-726f-11e1-a26a-a64f991393aa Retry_count: 86400

Look at the new featuresselect * from mysql.slave_relay_log_info\G*************************** 1. row *************** Master_id: 101 Number_of_lines: 6 Relay_log_name: ./mysql_sandbox12631-relay-bin.000002 Relay_log_pos: 2677 Master_log_name: mysql-bin.000001 Master_log_pos: 2524 Sql_delay: 0Number_of_workers: 3

Look at the new featuresselect * from mysql.slave_worker_info\G************** 3. row ********************* Master_id: 101 Worker_id: 2 Relay_log_name: ./mysql_sandbox12631-relay-bin.000003 Relay_log_pos: 1394 Master_log_name: mysql-bin.000001 Master_log_pos: 3651 Checkpoint_relay_log_name: ./mysql_sandbox12631-relay-bin.000003 Checkpoint_relay_log_pos: 1199Checkpoint_master_log_name: mysql-bin.000001 Checkpoint_master_log_pos: 3456 Checkpoint_seqno: 0 Checkpoint_group_size: 64 Checkpoint_group_bitmap:

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Testing early mysql releases in a sandbox

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