<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE article PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN" "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd"> <article id="Install"> <!--$Id$--> <articleinfo> <title>Shorewall Installation and Upgrade</title> <authorgroup> <author> <firstname>Tom</firstname> <surname>Eastep</surname> </author> </authorgroup> <pubdate>2004-06-25</pubdate> <copyright> <year>2001</year> <year>2002</year> <year>2003</year> <year>2004</year> <holder>Thomas M. Eastep</holder> </copyright> <legalnotice> <para>Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, with no Front-Cover, and with no Back-Cover Texts. A copy of the license is included in the section entitled <quote><ulink url="GnuCopyright.htm">GNU Free Documentation License</ulink></quote>.</para> </legalnotice> </articleinfo> <warning> <para><emphasis role="bold">Note to Debian Users</emphasis></para> <para>If you install using the .deb, you will find that your <filename class="directory">/etc/shorewall</filename> directory is empty. This is intentional. The released configuration file skeletons may be found on your system in the directory <filename class="directory">/usr/share/doc/shorewall/default-config</filename>. Simply copy the files you need from that directory to <filename class="directory">/etc/shorewall</filename> and modify the copies.</para> <para>Note that you must copy <filename class="directory">/usr/share/doc/shorewall/default-config/shorewall.conf</filename> and /usr/share/doc/shorewall/default-config/modules to <filename class="directory">/etc/shorewall</filename> even if you do not modify those files.</para> </warning> <section id="Install_RPM"> <title>Install using RPM</title> <important> <para>Before attempting installation, I strongly urge you to read and print a copy of the <ulink url="shorewall_quickstart_guide.htm">Shorewall QuickStart</ulink> Guide for the configuration that most closely matches your own.</para> </important> <para>To install Shorewall using the RPM:</para> <orderedlist> <listitem> <para>Install the RPM</para> <programlisting><command>rpm -ivh <shorewall rpm></command></programlisting> <note> <para>Some SuSE users have encountered a problem whereby rpm reports a conflict with kernel <= 2.2 even though a 2.4 kernel is installed. If this happens, simply use the --nodeps option to rpm.</para> <programlisting><filename><command>rpm -ivh --nodeps <shorewall rpm></command></filename></programlisting> </note> <note> <para>Beginning with Shorewall 1.4.0, Shorewall is dependent on the iproute package. Unfortunately, some distributions call this package iproute2 which will cause the installation of Shorewall to fail with the diagnostic:</para> <programlisting>error: failed dependencies:iproute is needed by shorewall-1.4.x-1</programlisting> <para>This may be worked around by using the --nodeps option of rpm.</para> <programlisting><command>rpm -ivh --nodeps <shorewall rpm></command></programlisting> </note> </listitem> <listitem> <para>Edit the <link linkend="Config_Files">configuration files</link> to match your configuration.</para> <warning> <para>YOU CAN <emphasis role="bold">NOT</emphasis> SIMPLY INSTALL THE RPM AND ISSUE A <quote>shorewall start</quote> COMMAND. SOME CONFIGURATION IS REQUIRED BEFORE THE FIREWALL WILL START. IF YOU ISSUE A <quote>start</quote> COMMAND AND THE FIREWALL FAILS TO START, YOUR SYSTEM WILL NO LONGER ACCEPT ANY NETWORK TRAFFIC. IF THIS HAPPENS, ISSUE A <quote>shorewall clear</quote> COMMAND TO RESTORE NETWORK CONNECTIVITY.</para> </warning> </listitem> <listitem> <para>Start the firewall by typing</para> <programlisting><command>shorewall start</command></programlisting> </listitem> </orderedlist> </section> <section id="Install_Tarball"> <title>Install using tarball</title> <important> <para>Before attempting installation, I strongly urge you to read and print a copy of the <ulink url="shorewall_quickstart_guide.htm">Shorewall QuickStart</ulink> Guide for the configuration that most closely matches your own.</para> </important> <para>To install Shorewall using the tarball and install script:</para> <orderedlist> <listitem> <para>unpack the tarball (tar -zxf shorewall-x.y.z.tgz).</para> </listitem> <listitem> <para>cd to the shorewall directory (the version is encoded in the directory name as in <quote>shorewall-1.1.10</quote>).</para> </listitem> <listitem> <para>If you are running <ulink url="http://www.slackware.com">Slackware</ulink>, you need Shorewall 2.0.2 RC1 or later. If you are installing a Shorewall version earlier than 2.0.3 Beta 1 then you must also edit the install.sh file and change the lines</para> <programlisting>DEST="/etc/init.d" INIT="shorewall"</programlisting> <para>to</para> <programlisting>DEST="/etc/rc.d" INIT="rc.firewall"</programlisting> </listitem> <listitem> <para>If you are running Slackware and are installing Shorewall 2.0.3 Beta 1 or later, then type:</para> <programlisting><emphasis role="bold">DEST=/etc/rc.d INIT=rc.firewall ./install.sh</emphasis></programlisting> <para>Otherwise, type:</para> <programlisting><command>./install.sh</command></programlisting> </listitem> <listitem> <para>Edit the <link linkend="Config_Files">configuration files</link> to match your configuration.</para> </listitem> <listitem> <para>Enable Startup by removing <filename>/etc/shorewall/startup_disabled</filename> (Debian users will edit <filename>/etc/default/shorewall</filename> and set startup=1).</para> </listitem> <listitem> <para>Start the firewall by typing</para> <programlisting><command>shorewall start</command></programlisting> </listitem> <listitem> <para>If the install script was unable to configure Shorewall to be started automatically at boot, see <ulink url="starting_and_stopping_shorewall.htm">these instructions</ulink>.</para> </listitem> </orderedlist> </section> <section id="LRP"> <title>Install the .lrp</title> <important> <para>Before attempting installation, I strongly urge you to read and print a copy of the <ulink url="shorewall_quickstart_guide.htm">Shorewall QuickStart</ulink> Guide for the configuration that most closely matches your own.</para> </important> <para>To install my version of Shorewall on a fresh Bering disk, simply replace the <quote>shorwall.lrp</quote> file on the image with the file that you downloaded. See the <ulink url="two-interface.htm">two-interface QuickStart Guide</ulink> for information about further steps required.</para> </section> <section id="Upgrade_RPM"> <title>Upgrade using RPM</title> <important> <para>Before upgrading, be sure to review the <ulink url="upgrade_issues.htm">Upgrade Issues</ulink>.</para> </important> <para>If you already have the Shorewall RPM installed and are upgrading to a new version:</para> <important> <para>If you are upgrading from a 1.2 version of Shorewall to a 1.4 version or and you have entries in the /etc/shorewall/hosts file then please check your /etc/shorewall/interfaces file to be sure that it contains an entry for each interface mentioned in the hosts file. Also, there are certain 1.2 rule forms that are no longer supported under 1.4 (you must use the new 1.4 syntax). See <ulink url="errata.htm#Upgrade">the upgrade issues</ulink> for details.</para> </important> <orderedlist> <listitem> <para>Upgrade the RPM</para> <programlisting><command>rpm -Uvh <shorewall rpm file></command></programlisting> <note> <para>Some SuSE users have encountered a problem whereby rpm reports a conflict with kernel <= 2.2 even though a 2.4 kernel is installed. If this happens, simply use the --nodeps option to rpm.</para> <programlisting><command>rpm -Uvh --nodeps <shorewall rpm></command></programlisting> </note> <note> <para>Beginning with Shorewall 1.4.0, Shorewall is dependent on the iproute package. Unfortunately, some distributions call this package iproute2 which will cause the upgrade of Shorewall to fail with the diagnostic:</para> <programlisting>error: failed dependencies:iproute is needed by shorewall-1.4.0-1</programlisting> <para>This may be worked around by using the --nodeps option of rpm.</para> <programlisting><command>rpm -Uvh --nodeps <shorewall rpm></command></programlisting> </note> </listitem> <listitem> <para>See if there are any incompatibilities between your configuration and the new Shorewall version and correct as necessary.</para> <programlisting><command>shorewall check</command></programlisting> </listitem> <listitem> <para>Restart the firewall.</para> <programlisting><command>shorewall restart</command></programlisting> </listitem> </orderedlist> </section> <section id="Upgrade_Tarball"> <title>Upgrade using tarball</title> <important> <para>Before upgrading, be sure to review the <ulink url="upgrade_issues.htm">Upgrade Issues</ulink>.</para> </important> <para>If you already have Shorewall installed and are upgrading to a new version using the tarball:</para> <important> <para>If you are upgrading from a 1.2 version of Shorewall to a 1.4 version and you have entries in the /etc/shorewall/hosts file then please check your /etc/shorewall/interfaces file to be sure that it contains an entry for each interface mentioned in the hosts file. Also, there are certain 1.2 rule forms that are no longer supported under 1.4 (you must use the new 1.4 syntax). See <ulink url="errata.htm#Upgrade">the upgrade issues</ulink> for details.</para> </important> <orderedlist> <listitem> <para>unpack the tarball.</para> <programlisting><command>tar -zxf shorewall-x.y.z.tgz</command></programlisting> </listitem> <listitem> <para>cd to the shorewall directory (the version is encoded in the directory name as in <quote>shorewall-3.0.1</quote>).</para> </listitem> <listitem> <para>If you are running <ulink url="http://www.slackware.com">Slackware</ulink>, you should use Shorewall 2.0.2 RC1 or later. If you are installing a Shorewall version earlier than 2.0.3 Beta 1 then you must also edit the install.sh file and change the lines</para> <programlisting>DEST="/etc/init.d" INIT="shorewall"</programlisting> <para>to</para> <programlisting>DEST="/etc/rc.d" INIT="rc.firewall"</programlisting> </listitem> <listitem> <para>If you are running Slackware and are installing Shorewall 2.0.3 Beta 1 or later, then type:</para> <programlisting><emphasis role="bold">DEST=/etc/rc.d INIT=rc.firewall ./install.sh</emphasis></programlisting> <para>Otherwise, type:</para> <programlisting><command>./install.sh</command></programlisting> </listitem> <listitem> <para>See if there are any incompatibilities between your configuration and the new Shorewall version and correct as necessary.</para> <programlisting><command>shorewall check</command></programlisting> </listitem> <listitem> <para>Start the firewall by typing</para> <programlisting><command>shorewall start</command></programlisting> </listitem> <listitem> <para>If the install script was unable to configure Shorewall to be started automatically at boot, see <ulink url="starting_and_stopping_shorewall.htm">these instructions</ulink>.</para> </listitem> </orderedlist> </section> <section id="LRP_Upgrade"> <title>Upgrade the .lrp</title> <important> <para>Before upgrading, be sure to review the <ulink url="upgrade_issues.htm">Upgrade Issues</ulink>.</para> </important> <para>There appears to be no standard method for upgrading LEAF/Bering packages — Sorry to be so unhelpful.</para> </section> <section id="Config_Files"> <title>Configuring Shorewall</title> <para>You will need to edit some or all of the configuration files to match your setup. In most cases, the <ulink url="shorewall_quickstart_guide.htm">Shorewall QuickStart Guides</ulink> contain all of the information you need.</para> </section> <section> <title>Uninstall/Fallback</title> <para>See <quote><ulink url="fallback.htm">Fallback and Uninstall</ulink></quote>.</para> </section> </article>