64 lines
2.4 KiB
PHP
64 lines
2.4 KiB
PHP
<?php
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/**
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* This static publisher can be used to deploy static content to multiple hosts, by generating the cache files locally and then rsyncing then to
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* each destination box. This can be used to set up a load-balanced collection of static servers.
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*
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* @see http://doc.silverstripe.com/doku.php?id=staticpublisher
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*
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* @package cms
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* @subpackage publishers
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*/
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class RsyncMultiHostPublisher extends FilesystemPublisher {
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/**
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* Array of rsync targets to publish to. These can either be local file names, or scp-style targets, in the form "user@server:path"
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*/
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protected static $targets = array();
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protected static $excluded_folders = array();
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/**
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* Set the targets to publish to.
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* If target is an scp-style remote path, no password is accepted - we assume key-based authentication to be set up on the application server
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* initiating the publication.
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*
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* @param $targets An array of targets to publish to. These can either be local file names, or scp-style targets, in the form "user@server:path"
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*/
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static function set_targets($targets) {
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self::$targets = $targets;
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}
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/**
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* Specify folders to exclude from the rsync
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* For example, you could exclude assets.
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*/
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static function set_excluded_folders($folders) {
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self::$excluded_folders = $folders;
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}
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function publishPages($urls) {
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parent::publishPages($urls);
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$base = Director::baseFolder();
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$framework = FRAMEWORK_DIR;
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// Get variable that can turn off the rsync component of publication
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if(isset($_GET['norsync']) && $_GET['norsync']) return;
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$extraArg = "";
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if(self::$excluded_folders) foreach(self::$excluded_folders as $folder) {
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$extraArg .= " --exclude " . escapeshellarg($folder);
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}
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foreach(self::$targets as $target) {
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// Transfer non-PHP content from everything to the target; that will ensure that we have all the JS/CSS/etc
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$rsyncOutput = `cd $base; rsync -av -e ssh --exclude /.htaccess --exclude /web.config --exclude '*.php' --exclude '*.svn' --exclude '*.git' --exclude '*~' $extraArg --delete . $target`;
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// Then transfer "safe" PHP from the cache/ directory
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$rsyncOutput .= `cd $base; rsync -av -e ssh --exclude '*.svn' --exclude '*~' $extraArg --delete cache $target`;
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// Transfer framework/static-main.php to the target
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$rsyncOutput .= `cd $base; rsync -av -e ssh --delete $framework/static-main.php $target/$framework`;
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if(StaticPublisher::echo_progress()) echo $rsyncOutput;
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}
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}
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}
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