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RaspberryPi

라즈베리파이에 MariaDB 설치

by hyperhand 2024. 2. 2.
$ sudo apt update
$ sudo apt install mariadb-server

// root 비밀번호 설정 등 초기 설정
$ sudo mysql-secure-installation
NOTE: RUNNING ALL PARTS OF THIS SCRIPT IS RECOMMENDED FOR ALL MariaDB
      SERVERS IN PRODUCTION USE!  PLEASE READ EACH STEP CAREFULLY!

In order to log into MariaDB to secure it, we'll need the current
password for the root user. If you've just installed MariaDB, and
haven't set the root password yet, you should just press enter here.

Enter current password for root (enter for none): 그냥 엔터
OK, successfully used password, moving on...

Setting the root password or using the unix_socket ensures that nobody
can log into the MariaDB root user without the proper authorisation.

You already have your root account protected, so you can safely answer 'n'.

Switch to unix_socket authentication [Y/n] Y
Enabled successfully!
Reloading privilege tables..
 ... Success!


You already have your root account protected, so you can safely answer 'n'.

Change the root password? [Y/n] Y
New password:          // root 비밀번호 입력
Re-enter new password: // 똑같이 재입력
Password updated successfully!
Reloading privilege tables..
 ... Success!


By default, a MariaDB installation has an anonymous user, allowing anyone
to log into MariaDB without having to have a user account created for
them.  This is intended only for testing, and to make the installation
go a bit smoother.  You should remove them before moving into a
production environment.

Remove anonymous users? [Y/n] Y // 익명 사용자 제거
 ... Success!

Normally, root should only be allowed to connect from 'localhost'.  This
ensures that someone cannot guess at the root password from the network.

Disallow root login remotely? [Y/n] Y // 원격에서 root유저 접속 금지
 ... Success!

By default, MariaDB comes with a database named 'test' that anyone can
access.  This is also intended only for testing, and should be removed
before moving into a production environment.

Remove test database and access to it? [Y/n] Y // test DB 제거
 - Dropping test database...
 ... Success!
 - Removing privileges on test database...
 ... Success!

Reloading the privilege tables will ensure that all changes made so far
will take effect immediately.

Reload privilege tables now? [Y/n] Y // privilege 테이블 다시 로드
 ... Success!

Cleaning up...

All done!  If you've completed all of the above steps, your MariaDB
installation should now be secure.

Thanks for using MariaDB!

$ sudo mysql -uroot -p
Enter password:    // root 비밀번호 입력

// 새 db 생성
MariaDB [(none)]> create database <db명>

// 새 유저 생성
MariaDB [(none)]> CREATE USER '<username>'@'localhost' IDENTIFIED BY '<password>';

// 생성된 유저가 db에서 어떤 작업이든 가능하도록 설정
MariaDB [(none)]> GRANT ALL PRIVILEGES ON <dbname>.* TO '<username>'@'localhost';

// 설정 내용 적용
MariaDB [(none)]> FLUSH PRIVILEGES;

// 새 유저로 접속
$ sudo mysql -u<username> -p

// 생성 DB 사용
MariaDB [(none)]> use <dbname>
MariaDB [dbname]>
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