<!DOCTYPE html> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>Git repository and web server on different hosts</title> <meta name="viewport" content="width=device-width, initial-scale=1" /> <link rel="stylesheet" href="../style.css" type="text/css" /> <link rel="stylesheet" href="../local.css" type="text/css" /> </head> <body> <div class="page"> <div class="pageheader"> <div class="header"> <span> <span class="parentlinks"> <a href="../index.html">ikiwiki</a>/ <a href="../tips.html">tips</a>/ </span> <span class="title"> Git repository and web server on different hosts </span> </span> </div> </div> <div id="pagebody"> <div id="content" role="main"> <p>One may want to provide ikiwiki hosting with <a href="../rcs/git.html">git</a>+ssh access and web server located at different hosts. Here's a description for such a setup, using password-less SSH as a way of communication between these two hosts.</p> <p><a href="./Git_repository_and_web_server_on_different_hosts/separate-webserver.svg"><img src="./Git_repository_and_web_server_on_different_hosts/separate-webserver.svg" width="490" class="img" align="right" /></a></p> <h1>Git server</h1> <p>Let's create a user called <code>ikiwiki_example</code>. This user gets SSH access restricted to GIT pull/push, using <code>git-shell</code> as a shell.</p> <p>The root (bare) repository:</p> <ul> <li>is stored in <code>~ikiwki_example/ikiwiki_example.git</code></li> <li>is owned by <code>ikiwiki_example:ikiwiki_example</code></li> <li>has permissions 0700</li> </ul> <p>The master repository's post-update hook connects via SSH to <code>webserver</code> as user <code>ikiwiki_example</code>, in order to run <code>~/bin/ikiwiki.update</code> on <code>webserver</code>; this post-update hook, located in <code>~ikiwki_example/ikiwiki_example.git/hooks/post-update</code>, is executable and contains:</p> <pre><code>#!/bin/sh /usr/bin/ssh ikiwiki_example@webserver bin/ikiwiki.update </code></pre> <p>Password-less SSH must be setup to make this possible; one can restrict <code>gitserver:ikiwiki_example</code> to be able to run only the needed command on the web server, using such a line in <code>webserver:~ikiwiki_example/.ssh/authorized_keys</code>:</p> <pre><code>command="bin/ikiwiki.update",from="gitserver.example.com",no-port-forwarding,no-X11-forwarding,no-agent-forwarding,no-pty ssh-rsa ... </code></pre> <h1>Web server</h1> <p>Let's create a user called <code>ikiwiki_example</code> on <code>webserver</code>. She needs to have write permission to the destination directory.</p> <p>The working tree repository (<code>srcdir</code>):</p> <ul> <li>is stored in <code>~ikiwki_example/src</code></li> <li>is owned by <code>ikiwiki_example:ikiwiki_example</code></li> <li>has permissions 0700</li> <li>has the following origin: <code>ikiwiki_example@gitserver:ikiwiki_example.git</code></li> </ul> <p>The CGI wrapper is generated with ownership set to <code>ikiwiki_example:ikiwiki_example</code> and permissions <code>06755</code>.</p> <p>Password-less SSH must be setup so that <code>ikiwiki_example@webserver</code> is allowed to push to the master repository. As told earlier, SSH access to <code>ikiwiki_example@gitserver</code> is restricted to GIT pull/push, which is just what we need.</p> <p>The Git wrapper is generated in <code>~ikiwiki_example/bin/ikiwiki.update</code>:</p> <pre><code>git_wrapper => '/home/ikiwiki_example/bin/ikiwiki.update' </code></pre> <p>As previously explained, this wrapper is run over SSH by the master repository's post-update hook; it pulls updates from the master repository and triggers a wiki refresh.</p> </div> </div> <div id="footer" class="pagefooter" role="contentinfo"> <div id="pageinfo"> <div id="backlinks"> Links: <a href="./Hosting_Ikiwiki_and_master_git_repository_on_different_machines.html">Hosting Ikiwiki and master git repository on different machines</a> <a href="./distributed_wikis.html">distributed wikis</a> </div> <div class="pagedate"> Last edited <span class="date">Tue Feb 26 23:01:54 2019</span> <!-- Created <span class="date">Sun Oct 19 22:33:59 2008</span> --> </div> </div> <!-- from ikiwiki --> </div> </div> </body> </html>
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