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servers:linux:mariadb [2025/07/16 13:02] – Sean Rhoneservers:linux:mariadb [2025/10/16 23:25] (current) – [Create User] Sean Rhone
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 ====== Information ====== ====== Information ======
  
-  * MariaDB ((https://mariadb.org/about))+  * MariaDB 
 +  * Server
   * [[Information:Realm of Espionage]]   * [[Information:Realm of Espionage]]
  
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 # End</code> # End</code>
- 
-==== Verify ===== 
- 
-**** 
- 
-  sudo mariadb-admin variables | egrep 'utf8|networking|socket' 
  
 ====== Dependencies ====== ====== Dependencies ======
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   sudo mariadb-check --optimize --all-databases --force --extended --auto-repair   sudo mariadb-check --optimize --all-databases --force --extended --auto-repair
  
-===== Create MySQL User =====+===== Service ===== 
 + 
 +==== Create User ====
  
   sudo mariadb   sudo mariadb
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   GRANT SELECT, INSERT ON *.* to 'maintenance'@'localhost';   GRANT SELECT, INSERT ON *.* to 'maintenance'@'localhost';
  
-  FLUSH PRIVILEGES;+  FLUSH PRIVILEGES;EXIT;
  
-  EXIT+==== Authentication File ====
  
-===== Authentication File ===== +  sudo mkdir -p '/var/lib/mysql/auth' && sudo -e '/var/lib/mysql/auth/maintenance' && sudo chown 'mysql':'mysql' '/var/lib/mysql/auth/maintenance' && sudo chmod '0600' '/var/lib/mysql/auth/maintenance'
- +
-  sudo mkdir -p '/var/lib/mysql/auth' && sudo -e '/var/lib/mysql/auth/maintenance' && sudo chown -v -R 'mysql':'mysql' '/var/lib/mysql/auth' && sudo chmod -v '600' '/var/lib/mysql/auth/maintenance' && sync+
  
 <code> <code>
 [mariadb-check] [mariadb-check]
 user=maintenance user=maintenance
-password=x</code>+password=x
  
-===== Service =====+# End</code> 
 + 
 +==== Service ====
  
   sudo -e '/etc/systemd/system/db-m.service'   sudo -e '/etc/systemd/system/db-m.service'
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 Group=mysql Group=mysql
 Type=oneshot Type=oneshot
 +
 ExecStart='/usr/bin/mariadb-check' --defaults-extra-file='/var/lib/mysql/auth/maintenance' --optimize --all-databases --force --extended --auto-repair ExecStart='/usr/bin/mariadb-check' --defaults-extra-file='/var/lib/mysql/auth/maintenance' --optimize --all-databases --force --extended --auto-repair
-ExecStartPost='/usr/bin/sync'</code> 
  
-===== Timer =====+ExecStartPost='/usr/bin/sync' 
 + 
 +# End</code> 
 + 
 +==== Timer ==== 
 + 
 +  * Weekly
  
-  sudo -e '/etc/systemd/system/db-m.timer' && sudo systemctl daemon-reload && sudo systemctl enable 'db-m.timer' --now && sudo systemctl start 'db-m' && sudo systemctl status 'db-m' -l+  sudo -e '/etc/systemd/system/db-m.timer' && sudo systemctl daemon-reload && sudo systemctl enable 'db-m.timer' --now
  
 <code> <code>
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 [Install] [Install]
-WantedBy=timers.target</code>+WantedBy=timers.target 
 + 
 +# End</code> 
 + 
 +  sudo systemctl start 'db-m' && sudo systemctl status 'db-m' -l
  
 ====== Notable Commands ====== ====== Notable Commands ======
 +
 +===== Settings =====
 +
 +****
 +
 +  sudo mariadb-admin variables | egrep 'utf8|networking|socket'
  
 ===== Show Users on Server ===== ===== Show Users on Server =====
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 **** ****
  
-  /var/lib/mysql/mysql.sock+  /run/mysql/mysql.sock 
 + 
 +===== No sudo auth file ===== 
 + 
 +  * Uses an ''auth'' file; can use ''mariadb'' with user/pass flags instead of ''sudo'' 
 + 
 +  sudo mariadb-dump --defaults-extra-file='/var/lib/mysql/auth/piwigo' --single-transaction 'piwigo' -r ~/'piwigo-database-manual-'$(date +%Y-%m-%d)'.sql'
  
/srv/www/wiki/data/attic/servers/linux/mariadb.1752685330.txt.gz · Last modified: by Sean Rhone