247 lines
8.3 KiB
PHP
247 lines
8.3 KiB
PHP
<?php
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/* -*- tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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# ***** BEGIN LICENSE BLOCK *****
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# This file is part of InDefero, an open source project management application.
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# Copyright (C) 2010 Céondo Ltd and contributors.
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#
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# InDefero is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# InDefero is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#
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# ***** END LICENSE BLOCK ***** */
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/**
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* This classes is a plugin which allows to synchronise access rights
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* between indefero and monotone usher setups.
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*/
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class IDF_Plugin_SyncMonotone
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{
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/**
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* Entry point of the plugin.
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*/
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static public function entry($signal, &$params)
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{
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$plug = new IDF_Plugin_SyncMonotone();
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switch ($signal) {
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case 'IDF_Project::created':
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$plug->processMonotoneCreate($params['project']);
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break;
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case 'mtnpostpush.php::run':
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$plug->processSyncTimeline($params);
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break;
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}
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}
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/**
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* Four steps to setup a new monotone project:
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*
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* 1) run mtn db init to initialize a new database underknees
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* 'mtn_repositories'
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* 2) create a new server key in the same directory
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* 3) write monotonerc for access control
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* 4) add the database as new local server in the usher configuration
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* 5) reload the running usher instance so it acknowledges the new
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* server
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*
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* @param IDF_Project
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*/
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function processMonotoneCreate($project)
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{
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if ($project->getConf()->getVal('scm') != 'mtn') {
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return;
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}
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$projecttempl = Pluf::f('mtn_repositories', false);
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if ($projecttempl === false) {
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throw new IDF_Scm_Exception(
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'"mtn_repositories" must be defined in your configuration file.'
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);
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}
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$usher_config = Pluf::f('mtn_usher_conf', false);
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if (!$usher_config || !is_writable($usher_config)) {
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throw new IDF_Scm_Exception(
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'"mtn_usher_conf" does not exist or is not writable.'
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);
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}
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$mtnpostpush = realpath(dirname(__FILE__) . "/../../../scripts/mtn-post-push");
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if (!file_exists($mtnpostpush)) {
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throw new IDF_Scm_Exception(sprintf(
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__('Could not find mtn-post-push script "%s".'), $mtnpostpush
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));
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}
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$shortname = $project->shortname;
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$projectpath = sprintf($projecttempl, $shortname);
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if (file_exists($projectpath)) {
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throw new IDF_Scm_Exception(sprintf(
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__('The project path %s already exists.'), $projectpath
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));
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}
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if (!mkdir($projectpath)) {
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throw new IDF_Scm_Exception(sprintf(
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__('The project path %s could not be created.'), $projectpath
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));
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}
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//
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// step 1) create a new database
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//
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$dbfile = $projectpath.'/database.mtn';
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$cmd = sprintf(
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Pluf::f('mtn_path', 'mtn').' db init -d %s',
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escapeshellarg($dbfile)
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);
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$cmd = Pluf::f('idf_exec_cmd_prefix', '').$cmd;
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$ll = exec($cmd, $output = array(), $return = 0);
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if ($return != 0) {
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throw new IDF_Scm_Exception(sprintf(
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__('The database file %s could not be created.'), $dbfile
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));
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}
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//
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// step 2) create a server key
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//
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// try to parse the key's domain part from the remote_url's host
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// name, otherwise fall back to the configured Apache server name
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$server = $_SERVER['SERVER_NAME'];
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$remote_url = Pluf::f('mtn_remote_url');
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if (($parsed = parse_url($remote_url)) !== false &&
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!empty($parsed['host'])) {
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$server = $parsed['host'];
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}
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$keyname = $shortname.'-server@'.$server;
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$cmd = sprintf(
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Pluf::f('mtn_path', 'mtn').' au genkey --confdir=%s %s ""',
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escapeshellarg($projectpath),
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escapeshellarg($keyname)
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);
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$cmd = Pluf::f('idf_exec_cmd_prefix', '').$cmd;
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$ll = exec($cmd, $output = array(), $return = 0);
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if ($return != 0) {
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throw new IDF_Scm_Exception(sprintf(
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__('The server key %s could not be created.'), $keyname
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));
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}
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//
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// step 3) write monotonerc for access control
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// FIXME: netsync access control is still missing!
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//
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$monotonerc = file_get_contents(dirname(__FILE__) . "/SyncMonotone/monotonerc.tpl");
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$monotonerc = str_replace(
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array("%%MTNPOSTPUSH%%", "%%PROJECT%%"),
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array($mtnpostpush, $shortname),
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$monotonerc
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);
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$rcfile = $projectpath.'/monotonerc';
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if (!file_put_contents($rcfile, $monotonerc, LOCK_EX)) {
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throw new IDF_Scm_Exception(sprintf(
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__('Could not write mtn configuration file "%s"'), $rcfile
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));
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}
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//
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// step 4) read in and append the usher config with the new server
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//
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$usher_rc = file_get_contents($usher_config);
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$parsed_config = array();
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try {
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$parsed_config = IDF_Scm_Monotone_BasicIO::parse($usher_rc);
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}
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catch (Exception $e) {
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throw new IDF_Scm_Exception(sprintf(
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__('Could not parse usher configuration in "%s": %s'),
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$usher_config, $e->getMessage()
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));
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}
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// ensure we haven't configured a server with this name already
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foreach ($parsed_config as $stanzas)
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{
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foreach ($stanzas as $stanza_line)
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{
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if ($stanza_line['key'] == 'server' &&
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$stanza_line['values'][0] == $shortname)
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{
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throw new IDF_Scm_Exception(sprintf(
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__('usher configuration already contains a server '.
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'entry named "%s"'),
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$shortname
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));
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}
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}
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}
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$new_server = array(
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array('key' => 'server', 'values' => array($shortname)),
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array('key' => 'local', 'values' => array(
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'--confdir', $projectpath,
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'-d', $dbfile
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)),
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);
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$parsed_config[] = $new_server;
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$usher_rc = IDF_Scm_Monotone_BasicIO::compile($parsed_config);
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// FIXME: more sanity - what happens on failing writes? we do not
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// have a backup copy of usher.conf around...
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if (!file_put_contents($usher_config, $usher_rc, LOCK_EX)) {
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throw new IDF_Scm_Exception(sprintf(
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__('Could not write usher configuration file "%s"'), $usher_config
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));
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}
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//
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// step 5) reload usher to pick up the new configuration
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//
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IDF_Scm_Monotone_Usher::reload();
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}
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/**
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* Update the timeline after a push
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*
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*/
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public function processSyncTimeline($params)
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{
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$pname = $params['project'];
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try {
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$project = IDF_Project::getOr404($pname);
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} catch (Pluf_HTTP_Error404 $e) {
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Pluf_Log::event(array(
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'IDF_Plugin_SyncMonotone::processSyncTimeline',
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'Project not found.',
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array($pname, $params)
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));
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return false; // Project not found
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}
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Pluf_Log::debug(array(
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'IDF_Plugin_SyncMonotone::processSyncTimeline',
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'Project found', $pname, $project->id
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));
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IDF_Scm::syncTimeline($project, true);
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Pluf_Log::event(array(
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'IDF_Plugin_SyncMonotone::processSyncTimeline',
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'sync', array($pname, $project->id)
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));
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}
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}
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