class SSH
Same name in other branches
- 9 core/lib/Drupal/Core/FileTransfer/SSH.php \Drupal\Core\FileTransfer\SSH
- 8.9.x core/lib/Drupal/Core/FileTransfer/SSH.php \Drupal\Core\FileTransfer\SSH
- 10 core/lib/Drupal/Core/FileTransfer/SSH.php \Drupal\Core\FileTransfer\SSH
The SSH connection class for the update module.
Hierarchy
- class \Drupal\Core\FileTransfer\FileTransfer
- class \Drupal\Core\FileTransfer\SSH extends \Drupal\Core\FileTransfer\FileTransfer implements \Drupal\Core\FileTransfer\ChmodInterface
Expanded class hierarchy of SSH
5 string references to 'SSH'
- default.services.yml in sites/
default/ default.services.yml - sites/default/default.services.yml
- default.services.yml in core/
assets/ scaffold/ files/ default.services.yml - core/assets/scaffold/files/default.services.yml
- system_filetransfer_info in core/
modules/ system/ system.module - Implements hook_filetransfer_info().
- x0f.php in core/
lib/ Drupal/ Component/ Transliteration/ data/ x0f.php - XssTest::setUp in core/
tests/ Drupal/ Tests/ Component/ Utility/ XssTest.php
File
-
core/
lib/ Drupal/ Core/ FileTransfer/ SSH.php, line 8
Namespace
Drupal\Core\FileTransferView source
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', 0, [
'@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.', 0, [
'@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.', 0, [
'@directory' => $source,
]);
}
}
/**
* {@inheritdoc}
*/
protected function createDirectoryJailed($directory) {
if (@(!ssh2_exec($this->connection, 'mkdir ' . escapeshellarg($directory)))) {
throw new FileTransferException('Cannot create directory @directory.', 0, [
'@directory' => $directory,
]);
}
}
/**
* {@inheritdoc}
*/
protected function removeDirectoryJailed($directory) {
if (@(!ssh2_exec($this->connection, 'rm -Rf ' . escapeshellarg($directory)))) {
throw new FileTransferException('Cannot remove @directory.', 0, [
'@directory' => $directory,
]);
}
}
/**
* {@inheritdoc}
*/
protected function removeFileJailed($destination) {
if (!@ssh2_exec($this->connection, 'rm ' . escapeshellarg($destination))) {
throw new FileTransferException('Cannot remove @directory.', 0, [
'@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.', 0, [
'@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.', 0, [
'@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.', 0, [
'@path' => $path,
]);
}
}
/**
* {@inheritdoc}
*/
public function getSettingsForm() {
$form = parent::getSettingsForm();
$form['advanced']['port']['#default_value'] = 22;
return $form;
}
}
Members
Title Sort descending | Modifiers | Object type | Summary | Overriden Title | Overrides |
---|---|---|---|---|---|
FileTransfer::$hostname | protected | property | The hostname for this file transfer. | ||
FileTransfer::$jail | protected | property | Full path to directory where file-transfer is restricted to. | ||
FileTransfer::$password | protected | property | The password for this file transfer. | 1 | |
FileTransfer::$port | protected | property | The port for this file transfer. | 1 | |
FileTransfer::$username | protected | property | The username for this file transfer. | 1 | |
FileTransfer::checkPath | final protected | function | Checks that the path is inside the jail and throws an exception if not. | ||
FileTransfer::chmod | final public | function | Changes the permissions of the specified $path (file or directory). | ||
FileTransfer::copyDirectory | final public | function | Copies a directory. | ||
FileTransfer::copyFile | final public | function | Copies a file. | ||
FileTransfer::createDirectory | final public | function | Creates a directory. | ||
FileTransfer::findChroot | public | function | Returns the chroot property for this connection. | ||
FileTransfer::fixRemotePath | final protected | function | Returns a modified path suitable for passing to the server. | ||
FileTransfer::removeDirectory | final public | function | Removes a directory. | ||
FileTransfer::removeFile | final public | function | Removes a file. | ||
FileTransfer::sanitizePath | public | function | Changes backslashes to slashes, also removes a trailing slash. | ||
FileTransfer::setChroot | public | function | Sets the chroot and changes the jail to match the correct path scheme. | ||
FileTransfer::__get | public | function | Implements the magic __get() method. | ||
FileTransfer::__isset | public | function | |||
FileTransfer::__set | public | function | |||
FileTransfer::__unset | public | function | |||
SSH::chmodJailed | public | function | Changes the permissions of the file / directory specified in $path. | Overrides ChmodInterface::chmodJailed | |
SSH::connect | public | function | Connects to the server. | Overrides FileTransfer::connect | |
SSH::copyDirectoryJailed | protected | function | Copies a directory. | Overrides FileTransfer::copyDirectoryJailed | |
SSH::copyFileJailed | protected | function | Copies a file. | Overrides FileTransfer::copyFileJailed | |
SSH::createDirectoryJailed | protected | function | Creates a directory. | Overrides FileTransfer::createDirectoryJailed | |
SSH::factory | public static | function | Defines a factory method for this class. | Overrides FileTransfer::factory | |
SSH::getSettingsForm | public | function | Returns a form to collect connection settings credentials. | Overrides FileTransfer::getSettingsForm | |
SSH::isDirectory | public | function | Implements Drupal\Core\FileTransfer\FileTransfer::isDirectory(). | Overrides FileTransfer::isDirectory | |
SSH::isFile | public | function | Checks if a particular path is a file (not a directory). | Overrides FileTransfer::isFile | |
SSH::removeDirectoryJailed | protected | function | Removes a directory. | Overrides FileTransfer::removeDirectoryJailed | |
SSH::removeFileJailed | protected | function | Removes a file. | Overrides FileTransfer::removeFileJailed | |
SSH::__construct | public | function | Constructs a Drupal\Core\FileTransfer\FileTransfer object. | Overrides FileTransfer::__construct |
Buggy or inaccurate documentation? Please file an issue. Need support? Need help programming? Connect with the Drupal community.