96 lines
3.4 KiB
PHP
96 lines
3.4 KiB
PHP
<?php
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/**
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* This static publisher can be used to deploy static content to multiple
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* 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
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* collection of static servers.
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*
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* @package staticpublisher
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*/
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class RsyncMultiHostPublisher extends FilesystemPublisher
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{
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/**
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* @config
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*
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* Array of rsync targets to publish to. These can either be local
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* file names, or scp-style targets, in the form "user@server:path"
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*
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* @var array
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*/
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private static $targets = array();
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/**
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* @config
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*
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* @var array
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*/
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private static $excluded_folders = array();
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/**
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* Set the targets to publish to.
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*
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* If target is an scp-style remote path, no password is accepted - we
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* 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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* @deprecated 3.2 Use the "RsyncMultiHostPublisher.targets" config setting instead
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*
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* @param $targets An array of targets to publish to.
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*/
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public static function set_targets($targets)
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{
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Deprecation::notice('3.2', 'Use the "RsyncMultiHostPublisher.targets" config setting instead');
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Config::inst()->update('RsyncMultiHostPublisher', 'targets', $targets);
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}
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/**
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* Specify folders to exclude from the rsync
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* For example, you could exclude assets.
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*
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* @deprecated 3.2 Use the "RsyncMultiHostPublisher.excluded_folders" config setting instead
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*/
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public static function set_excluded_folders($folders)
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{
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Deprecation::notice('3.2', 'Use the "RsyncMultiHostPublisher.excluded_folders" config setting instead');
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Config::inst()->update('RsyncMultiHostPublisher', 'excluded_folders', $folders);
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}
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public function publishPages($urls)
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{
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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']) && $_GET['norsync']) {
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return;
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}
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$extraArg = "";
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$excludedFolders = Config::inst()->get('RsyncMultiHostPublisher', 'excluded_folders');
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if ($excludedFolders) {
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foreach ($excludedFolders as $folder) {
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$extraArg .= " --exclude " . escapeshellarg($folder);
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}
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}
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$targets = Config::inst()->get('RsyncMultiHostPublisher', 'targets');
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foreach ((array)$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 (Config::inst()->get('StaticPublisher', 'echo_progress')) {
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echo $rsyncOutput;
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}
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}
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}
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}
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