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- <?php
- namespace Drupal\Core\FileTransfer;
- /**
- * The SSH connection class for the update module.
- */
- class SSH extends FileTransfer implements ChmodInterface {
- /**
- * {@inheritdoc}
- */
- public function __construct($jail, $username, $password, $hostname = "localhost", $port = 22) {
- $this->username = $username;
- $this->password = $password;
- $this->hostname = $hostname;
- $this->port = $port;
- parent::__construct($jail);
- }
- /**
- * {@inheritdoc}
- */
- public function connect() {
- $this->connection = @ssh2_connect($this->hostname, $this->port);
- if (!$this->connection) {
- throw new FileTransferException('SSH Connection failed to @host:@port', NULL, ['@host' => $this->hostname, '@port' => $this->port]);
- }
- if (!@ssh2_auth_password($this->connection, $this->username, $this->password)) {
- throw new FileTransferException('The supplied username/password combination was not accepted.');
- }
- }
- /**
- * {@inheritdoc}
- */
- public static function factory($jail, $settings) {
- $username = empty($settings['username']) ? '' : $settings['username'];
- $password = empty($settings['password']) ? '' : $settings['password'];
- $hostname = empty($settings['advanced']['hostname']) ? 'localhost' : $settings['advanced']['hostname'];
- $port = empty($settings['advanced']['port']) ? 22 : $settings['advanced']['port'];
- return new SSH($jail, $username, $password, $hostname, $port);
- }
- /**
- * {@inheritdoc}
- */
- protected function copyFileJailed($source, $destination) {
- if (!@ssh2_scp_send($this->connection, $source, $destination)) {
- throw new FileTransferException('Cannot copy @source_file to @destination_file.', NULL, ['@source' => $source, '@destination' => $destination]);
- }
- }
- /**
- * {@inheritdoc}
- */
- protected function copyDirectoryJailed($source, $destination) {
- if (@!ssh2_exec($this->connection, 'cp -Rp ' . escapeshellarg($source) . ' ' . escapeshellarg($destination))) {
- throw new FileTransferException('Cannot copy directory @directory.', NULL, ['@directory' => $source]);
- }
- }
- /**
- * {@inheritdoc}
- */
- protected function createDirectoryJailed($directory) {
- if (@!ssh2_exec($this->connection, 'mkdir ' . escapeshellarg($directory))) {
- throw new FileTransferException('Cannot create directory @directory.', NULL, ['@directory' => $directory]);
- }
- }
- /**
- * {@inheritdoc}
- */
- protected function removeDirectoryJailed($directory) {
- if (@!ssh2_exec($this->connection, 'rm -Rf ' . escapeshellarg($directory))) {
- throw new FileTransferException('Cannot remove @directory.', NULL, ['@directory' => $directory]);
- }
- }
- /**
- * {@inheritdoc}
- */
- protected function removeFileJailed($destination) {
- if (!@ssh2_exec($this->connection, 'rm ' . escapeshellarg($destination))) {
- throw new FileTransferException('Cannot remove @directory.', NULL, ['@directory' => $destination]);
- }
- }
- /**
- * Implements Drupal\Core\FileTransfer\FileTransfer::isDirectory().
- *
- * WARNING: This is untested. It is not currently used, but should do the
- * trick.
- */
- public function isDirectory($path) {
- $directory = escapeshellarg($path);
- $cmd = "[ -d {$directory} ] && echo 'yes'";
- if ($output = @ssh2_exec($this->connection, $cmd)) {
- if ($output == 'yes') {
- return TRUE;
- }
- return FALSE;
- }
- else {
- throw new FileTransferException('Cannot check @path.', NULL, ['@path' => $path]);
- }
- }
- /**
- * {@inheritdoc}
- */
- public function isFile($path) {
- $file = escapeshellarg($path);
- $cmd = "[ -f {$file} ] && echo 'yes'";
- if ($output = @ssh2_exec($this->connection, $cmd)) {
- if ($output == 'yes') {
- return TRUE;
- }
- return FALSE;
- }
- else {
- throw new FileTransferException('Cannot check @path.', NULL, ['@path' => $path]);
- }
- }
- /**
- * {@inheritdoc}
- */
- public function chmodJailed($path, $mode, $recursive) {
- $cmd = sprintf("chmod %s%o %s", $recursive ? '-R ' : '', $mode, escapeshellarg($path));
- if (@!ssh2_exec($this->connection, $cmd)) {
- throw new FileTransferException('Cannot change permissions of @path.', NULL, ['@path' => $path]);
- }
- }
- /**
- * {@inheritdoc}
- */
- public function getSettingsForm() {
- $form = parent::getSettingsForm();
- $form['advanced']['port']['#default_value'] = 22;
- return $form;
- }
- }
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