MySQL extensions

This project contains an authentication plugin and functions to extend MySQL functionality.

Compiling

Install basic tools for compiling.

$ apt-get install build-essential devscripts dh-autoreconf

Install MySQL development libraries.

$ apt-get install libmysqld-dev

If MySQL development libraries are not available for your distribution or MySQL version you can obtain MySQL server source code from apt sources repository or from MySQL page.

$ apt-get source mysql-community

Install GLib development libraries.

$ apt-get install libglib2.0-dev

Run autogen.

$ ./autogen.sh

Compile and generate Debian package.

$ debuild -uc -us -b

If development libraries are not available and you have downloaded the server source code, you can tell the build command it's location.

$ debuild --set-envvar MYSQLD_SOURCE=[mysqld_source_dir] -uc -us -b

Installing

Install Debian package.

$ dpkg -i vn-mysql_[version]_[arch].deb

Register plugin and functions into MySQL.

INSTALL PLUGIN proxy_auth SONAME 'proxy_auth.so';
CREATE AGGREGATE FUNCTION minacum RETURNS INT SONAME 'minacum.so';
CREATE AGGREGATE FUNCTION multimax RETURNS INT SONAME 'multimax.so';
CREATE FUNCTION sql_printf RETURNS STRING SONAME 'sql_printf.so';

Uninstalling

Deregister plugin and functions from MySQL.

UNINSTALL PLUGIN proxy_auth;
DROP FUNCTION IF EXISTS minacum;
DROP FUNCTION IF EXISTS multimax;
DROP FUNCTION IF EXISTS sql_printf;

Commands

Obtain MySQL version from commandline.

$ mysql_config --version | cut -d "." -f 1

Built with

• MySQL
• GLib

Documentation

• Writing plugins
• Authentication plugins
• Adding UDF
• GLib API reference