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Fill in MySQL server installation directions.

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docs/wiki/database-setup/Setup-MySQL-or-MariaDB.md
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This guide will show you how to prepare a MySQL or MariaDB database for PowerDNS-Admin. This guide will show you how to prepare a MySQL or MariaDB database for PowerDNS-Admin.
We assume the database is installed per your platform's directions (apt, yum, etc). Directions to do this can be found below:
- MariaDB:
- https://mariadb.com/kb/en/getting-installing-and-upgrading-mariadb/
- https://www.digitalocean.com/community/tutorials/how-to-install-mariadb-on-ubuntu-20-04
- MySQL:
- https://dev.mysql.com/downloads/mysql/
- https://www.digitalocean.com/community/tutorials/how-to-install-mysql-on-ubuntu-20-04
We assume the database is installed per your platform's directions (apt, yum, etc). The following directions assume a default configuration and for productions setups `mysql_secure_installation` has been run.
## Setup database: ## Setup database:
Connect to the database (Usually using `mysql -u root -p` - then enter your MySQL/MariaDB root users password if applicable), then enter the following: Connect to the database (Usually using `mysql -u root -p` if a password has been set on the root database user or `sudo mysql` if not), then enter the following:
``` ```
CREATE DATABASE `powerdnsadmin` CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci; CREATE DATABASE `powerdnsadmin` CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
GRANT ALL PRIVILEGES ON `powerdnsadmin`.* TO 'pdnsadminuser'@'localhost' IDENTIFIED BY 'YOUR_PASSWORD_HERE'; GRANT ALL PRIVILEGES ON `powerdnsadmin`.* TO 'pdnsadminuser'@'localhost' IDENTIFIED BY 'YOUR_PASSWORD_HERE';
FLUSH PRIVILEGES; FLUSH PRIVILEGES;
quit
``` ```
- If your database server is located on a different machine then change 'localhost' to '%' - If your database server is located on a different machine then change 'localhost' to '%'
- Replace YOUR_PASSWORD_HERE with a secure password. - Replace YOUR_PASSWORD_HERE with a secure password.
Once there are no errors you can type `quit` in the mysql shell to exit from it.
## Install required packages: ## Install required packages:
### Red-hat based systems: ### Red-hat based systems:
``` ```
yum install MariaDB-shared mariadb-devel mysql-community-devel yum install MariaDB-shared mariadb-devel mysql-community-devel
``` ```
If you use MariaDB ( from [MariaDB repositories](https://mariadb.com/resources/blog/installing-mariadb-10-on-centos-7-rhel-7/) )
### Debian based systems: ### Debian based systems:
``` ```
apt install libmysqlclient-dev apt install libmysqlclient-dev
@ -34,7 +41,6 @@ apt install libmysqlclient-dev
pip3 install mysqlclient==2.0.1 pip3 install mysqlclient==2.0.1
``` ```
## Known issues: ## Known issues:
Problem: If you plan to manage large zones, you may encounter some issues while applying changes. This is due to PowerDNS-Admin trying to insert the entire modified zone into the column history.detail. Problem: If you plan to manage large zones, you may encounter some issues while applying changes. This is due to PowerDNS-Admin trying to insert the entire modified zone into the column history.detail.
@ -42,7 +48,9 @@ Problem: If you plan to manage large zones, you may encounter some issues while
Using MySQL/MariaDB, this column is created by default as TEXT and thus limited to 65,535 characters. Using MySQL/MariaDB, this column is created by default as TEXT and thus limited to 65,535 characters.
Solution: Convert the column to MEDIUMTEXT: Solution: Convert the column to MEDIUMTEXT:
``` 1. Connect to the database shell as described in the setup database section:
USE powerdnsadmin; 2. Execute the following commands:
ALTER TABLE history MODIFY detail MEDIUMTEXT; ```
``` USE powerdnsadmin;
ALTER TABLE history MODIFY detail MEDIUMTEXT;
```