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diff --git a/abs/core/local-website/htdocs/mythtv-doc/mythtv-HOWTO-6.html b/abs/core/local-website/htdocs/mythtv-doc/mythtv-HOWTO-6.html new file mode 100644 index 0000000..2f9af20 --- /dev/null +++ b/abs/core/local-website/htdocs/mythtv-doc/mythtv-HOWTO-6.html @@ -0,0 +1,176 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2 Final//EN"> +<HTML> +<HEAD> + <META NAME="GENERATOR" CONTENT="LinuxDoc-Tools 0.9.21"> + <TITLE>Installing and using MythTV: MySQL.</TITLE> + <LINK HREF="mythtv-HOWTO-7.html" REL=next> + <LINK HREF="mythtv-HOWTO-5.html" REL=previous> + <LINK HREF="mythtv-HOWTO.html#toc6" REL=contents> +</HEAD> +<BODY> +<A HREF="mythtv-HOWTO-7.html">Next</A> +<A HREF="mythtv-HOWTO-5.html">Previous</A> +<A HREF="mythtv-HOWTO.html#toc6">Contents</A> +<HR> +<H2><A NAME="mysql"></A> <A NAME="s6">6.</A> <A HREF="mythtv-HOWTO.html#toc6">MySQL.</A></H2> + +<P>When you install MySQL 5.x you will also want to comment +out "log-bin" in your <CODE>my.cnf</CODE> configuration file. This option will +quickly fill your "/var" disk partition with many gigabytes of data, +unless you are doing database replication and deleting these files regularly.</P> +<H2><A NAME="ss6.1">6.1</A> <A HREF="mythtv-HOWTO.html#toc6.1">Distribution-specific information</A> +</H2> + +<H3>Mandriva</H3> + +<P>If this is the system maintaining the database, make sure that MySQL is +running and started at boot. Click on Mandriva Control +Center->System->Services, find MySQL and click the "On Boot" button and the +"Start" button if the MySQL status shows that it isn't running yet.</P> +<P> +<FIGURE> +<EPS FILE="warning.eps"> +<IMG SRC="warning.png"> +<CAPTION><B>NOTE</B>: There have been reports that MySQL isn't starting at boot. +If this is happening to you, try running the following commands.</CAPTION> +</FIGURE> + +<BLOCKQUOTE><CODE> +<PRE> +$ su +# chkconfig --level 35 mysql on +# /etc/rc.d/init.d/mysql start +# exit +</PRE> +</CODE></BLOCKQUOTE> +</P> + +<H3>Red Hat Linux and Fedora Core</H3> + +<P>If this is the system maintaining the database, make sure that MySQL is +running and started at boot. Click on Redhat menu>Server Settings>Services +and enter the root password when asked. Check "mysqld" and then click Start. +Click Save, then close the window.</P> +<P>This can be done from the command line by typing: +<BLOCKQUOTE><CODE> +<PRE> +# /sbin/chkconfig mysqld on +# /sbin/service mysqld start +</PRE> +</CODE></BLOCKQUOTE> +</P> + +<H3>Gentoo</H3> + +<P>After installing MySQL you need to initialize the database by running +<B>mysql_install_db</B> as root. </P> +<H2><A NAME="ss6.2">6.2</A> <A HREF="mythtv-HOWTO.html#toc6.2">Setting up the initial database</A> +</H2> + +<P>This step is only required on the system maintaining the database, which +may or may not be one of your MythTV boxes. If the database is on a +non-MythTV machine you'll need to copy the <CODE>database/mc.sql</CODE> file to it.</P> +<P>To setup the initial MySQL databases: +<BLOCKQUOTE><CODE> +<PRE> +$ cd database +</PRE> +</CODE></BLOCKQUOTE> +</P> +<H3>Mandriva and Red Hat Linux/Fedora Core</H3> + +<P> +<BLOCKQUOTE><CODE> +<PRE> +$ mysql -u root < mc.sql +</PRE> +</CODE></BLOCKQUOTE> +</P> +<H3>Debian 3.0</H3> + +<P> +<BLOCKQUOTE><CODE> +<PRE> +$ mysql < mc.sql +</PRE> +</CODE></BLOCKQUOTE> +</P> +<H3>Gentoo</H3> + +<P> +<BLOCKQUOTE><CODE> +<PRE> +$ su +# mysql < /usr/share/mythtv/database/mc.sql +</PRE> +</CODE></BLOCKQUOTE> + +<FIGURE> +<EPS FILE="stop.eps"> +<IMG SRC="stop.png"> +<CAPTION><B>NOTE</B>: It is good practice to set a root password for MySQL. Instructions for doing so can be found on MySQL's web site at +<A HREF="http://www.mysql.com/doc/en/Security.html">http://www.mysql.com/doc/en/Security.html</A>.</CAPTION> +</FIGURE> +</P> +<H3><A NAME="modify_perm_mysql"></A> Modifying access to the MySQL database for multiple systems </H3> + +<P>If you're going to have multiple systems accessing a master database, +you must grant access to the database from remote systems. By default, the +<CODE>mc.sql</CODE> script is only granting access to the local host.</P> +<P>To allow other hosts access to your master database, you can either set it +up for no security at all, or with more granularity. Note that the "%" is +the wildcard character in MySQL.</P> +<P> +<FIGURE> +<EPS FILE="stop.eps"> +<IMG SRC="stop.png"> +<CAPTION><B>NOTE</B>: The "no security" option is <EM>very</EM> dangerous unless +you're in a controlled environment.</CAPTION> +</FIGURE> + +This example has no security at all, and allows access from any host. +<BLOCKQUOTE><CODE> +<PRE> +$ mysql -u root mythconverg +mysql> grant all on mythconverg.* to mythtv@"%" identified by "mythtv"; +mysql> flush privileges; +</PRE> +</CODE></BLOCKQUOTE> +</P> +<P>For a more secure setup, you can restrict which machines or subnets have +access. If you have a complete DNS system operational, you could do the +following: +<BLOCKQUOTE><CODE> +<PRE> +$ mysql -u root mythconverg +mysql> grant all on mythconverg.* to mythtv@"%.mydomain.com" identified by "mythtv"; +mysql> flush privileges; +</PRE> +</CODE></BLOCKQUOTE> +</P> +<P>Finally, if you just want to restrict by IP subnet (in this example, the +192.168.1. network): +<BLOCKQUOTE><CODE> +<PRE> +$ mysql -u root mythconverg +mysql> grant all on mythconverg.* to mythtv@"192.168.1.%" identified by "mythtv"; +mysql> flush privileges; +</PRE> +</CODE></BLOCKQUOTE> +</P> +<P>You'll also need to check that the "networking" feature of MySQL is turned +on. Check that <CODE>/etc/mysql/my.cnf</CODE> <EM>does not</EM> contain +<CODE>skip-networking</CODE>. If it does, remove it. Also verify that +<CODE>bind-address</CODE> is set to your IP address instead of +<CODE>127.0.0.1</CODE>. If you change either of these items, restart +<B>MySQL</B>.</P> +<P><B>NOTE</B>: Your distribution may have a customized MySQL configuration +file; in Mandriva, check <CODE>/etc/sysconfig/mysqld</CODE> for additional +configuration.</P> + +<HR> +<A HREF="mythtv-HOWTO-7.html">Next</A> +<A HREF="mythtv-HOWTO-5.html">Previous</A> +<A HREF="mythtv-HOWTO.html#toc6">Contents</A> +</BODY> +</HTML> |