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egroupware_official/api/tests/Vfs/SharingBase.php
2018-05-04 15:07:57 -06:00

567 lines
14 KiB
PHP

<?php
/**
* Base for testing sharing
*
* This holds some common things so we can re-use them for the various places
* that use sharing (API, Collabora)
*
* @link http://www.egroupware.org
* @author Nathan Gray
* @copyright (c) 2018 Nathan Gray
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
*/
namespace EGroupware\Api\Vfs;
use EGroupware\Api;
use EGroupware\Api\Vfs;
use EGroupware\Api\LoggedInTest as LoggedInTest;
use EGroupware\Stylite\Vfs\Versioning;
class SharingBase extends LoggedInTest
{
/**
* How much should be logged to the console (stdout)
*
* 0 = Nothing
* 1 = info
* 2 = debug
*/
const LOG_LEVEL = 0;
/**
* Keep track of shares to remove after
*/
protected $shares = Array();
/**
* Keep track of files to remove after
* @var Array
*/
protected $files = Array();
/**
* Keep track of mounts to remove after
*/
protected $mounts = Array();
/**
* Entries that have to be deleted after
*/
protected $entries = Array();
/**
* Options for searching the Vfs (Vfs::find())
*/
const VFS_OPTIONS = array(
'maxdepth' => 5
);
public function setUp()
{
}
public function tearDown()
{
LoggedInTest::tearDownAfterClass();
LoggedInTest::setupBeforeClass();
// Re-init, since they look at user, fstab, etc.
// Also, further tests that access the filesystem fail if we don't
Vfs::clearstatcache();
Vfs::init_static();
Vfs\StreamWrapper::init_static();
// Need to ask about mounts, or other tests fail
Vfs::mount();
$backup = Vfs::$is_root;
Vfs::$is_root = true;
if(static::LOG_LEVEL > 1)
{
error_log($this->getName() . ' files for removal:');
error_log(implode("\n",$this->files));
error_log($this->getName() . ' mounts for removal:');
error_log(implode("\n",$this->mounts));
error_log($this->getName() . ' shares for removal:');
error_log(implode("\n",$this->shares));
}
// Remove any added files (as root to limit versioning issues)
if(in_array('/',$this->files))
{
$this->fail('Tried to remove root');
}
Vfs::remove($this->files);
// Remove any mounts
foreach($this->mounts as $mount)
{
Vfs::umount($mount);
}
// Remove any added shares
foreach($this->shares as $share)
{
Sharing::delete($share);
}
foreach($this->entries as $entry)
{
list($callback, $params) = $entry;
call_user_func_array($callback, $params);
}
Vfs::$is_root = $backup;
}
/**
* Check a given directory to see that a link to it works.
*
* We check
* - Files/directories available to original user are available through share
* - Permissions match share (Read / Write)
* - Files are not empty
*
* @param string $dir
* @param string $mode
*/
protected function checkDirectory($dir, $mode)
{
if(static::LOG_LEVEL)
{
echo "\n".__METHOD__ . "($dir, $mode)\n";
}
if(substr($dir, -1) != '/')
{
$dir .= '/';
}
$this->files += $this->addFiles($dir);
$logged_in_files = array_map(
function($path) use ($dir) {return str_replace($dir, '/', $path);},
Vfs::find($dir, static::VFS_OPTIONS)
);
if(static::LOG_LEVEL > 1)
{
echo "\n".$this->getName();
echo "\nLogged in files:\n".implode("\n", $logged_in_files)."\n";
}
// Create and use link
$extra = array();
$this->getShareExtra($dir, $mode, $extra);
$this->shareLink($dir, $mode, $extra);
$files = Vfs::find('/', static::VFS_OPTIONS);
if(static::LOG_LEVEL > 1)
{
echo "\nLinked files:\n".implode("\n", $files)."\n";
}
// Make sure files are the same
$this->assertEquals($logged_in_files, $files);
// Make sure all are readonly
foreach($files as $file)
{
$this->checkOneFile($file, $mode);
}
}
/**
* Get the extra information required to create a share link for the given
* directory, with the given mode
*
* @param string $dir Share target
* @param int $mode Share mode
* @param Array $extra
*/
protected function getShareExtra($dir, $mode, &$extra)
{
switch($mode)
{
case Sharing::WRITABLE:
$extra['share_writable'] = TRUE;
break;
}
}
/**
* Check the access permissions for one file/directory
*
* @param string $file
* @param string $mode
*/
protected function checkOneFile($file, $mode)
{
if(static::LOG_LEVEL > 1)
{
$stat = Vfs::stat($file);
echo "\t".Vfs::int2mode($stat['mode'])."\t$file\n";
}
// All the test files have something in them
if(!Vfs::is_dir($file))
{
$this->assertNotEmpty(file_get_contents(Vfs::PREFIX.$file), "$file was empty");
}
// Check permissions
switch($mode)
{
case Sharing::READONLY:
$this->assertFalse(Vfs::is_writable($file));
if(!Vfs::is_dir($file))
{
// We expect this to fail
$this->assertFalse(@file_put_contents(Vfs::PREFIX.$file, 'Writable check'));
}
break;
case Sharing::WRITABLE:
// Root is not writable
if($file == '/') continue;
$this->assertTrue(Vfs::is_writable($file), $file . ' was not writable');
if(!Vfs::is_dir($file))
{
$this->assertNotFalse(file_put_contents(Vfs::PREFIX.$file, 'Writable check'));
}
break;
}
}
/**
* Start versioning for the given path
*
* @param string $path
*/
protected function mountVersioned($path)
{
if (!class_exists('EGroupware\Stylite\Vfs\Versioning\StreamWrapper'))
{
$this->markTestSkipped("No versioning available");
}
if(substr($path, -1) == '/') $path = substr($path, 0, -1);
$backup = Vfs::$is_root;
Vfs::$is_root = true;
$url = Versioning\StreamWrapper::PREFIX.$path;
$this->assertTrue(Vfs::mount($url,$path), "Unable to mount $path as versioned");
Vfs::$is_root = $backup;
$this->mounts[] = $path;
Vfs::clearstatcache();
Vfs::init_static();
Vfs\StreamWrapper::init_static();
}
/**
* Mount a test filesystem path (api/tests/fixtures/Vfs/filesystem_mount)
* at the given VFS path
*
* @param string $path
*/
protected function mountFilesystem($path)
{
// Vfs breaks if path has trailing /
if(substr($path, -1) == '/') $path = substr($path, 0, -1);
$backup = Vfs::$is_root;
Vfs::$is_root = true;
$fs_path = realpath(__DIR__ . '/../fixtures/Vfs/filesystem_mount');
if(!file_exists($fs_path))
{
$this->fail("Missing filesystem test directory 'api/tests/fixtures/Vfs/filesystem_mount'");
}
$url = Filesystem\StreamWrapper::SCHEME.'://default'. $fs_path.
'?user='.$GLOBALS['egw_info']['user']['account_id'].'&group=Default&mode=775';
$this->assertTrue(Vfs::mount($url,$path), "Unable to mount $url to $path");
Vfs::$is_root = $backup;
$this->mounts[] = $path;
Vfs::clearstatcache();
Vfs::init_static();
Vfs\StreamWrapper::init_static();
}
/**
* Merge a test filesystem path (api/tests/fixtures/Vfs/filesystem_mount)
* with the given VFS path
*
* @param string $path
*/
protected function mountMerge($path)
{
// Vfs breaks if path has trailing /
if(substr($path, -1) == '/') $path = substr($path, 0, -1);
$backup = Vfs::$is_root;
Vfs::$is_root = true;
// I guess merge needs the dir in SQLFS first
if(!Vfs::is_dir($dir)) Vfs::mkdir($path);
Vfs::chmod($path, 0750);
Vfs::chown($path, $GLOBALS['egw_info']['user']['account_id']);
$url = \EGroupware\Stylite\Vfs\Merge\StreamWrapper::SCHEME.'://default'.$path.'?merge=' . realpath(__DIR__ . '/../fixtures/Vfs/filesystem_mount');
$this->assertTrue(Vfs::mount($url,$path), "Unable to mount $url to $path");
Vfs::$is_root = $backup;
$this->mounts[] = $path;
Vfs::clearstatcache();
Vfs::init_static();
Vfs\StreamWrapper::init_static();
}
/**
* Add some files to the given path so there's something to find.
*
* @param string $path
*
* @return array of paths
*/
protected function addFiles($path, $content = false)
{
if(substr($path, -1) != '/')
{
$path .= '/';
}
if(!$content)
{
$content = 'Test for ' . $this->getName() ."\n". Api\DateTime::to();
}
$files = array();
// Plain file
$files[] = $file = $path.'test_file.txt';
$this->assertTrue(
file_put_contents(Vfs::PREFIX.$file, $content) !== FALSE,
'Unable to write test file - check file permissions for CLI user'
);
// Subdirectory
$files[] = $dir = $path.'sub_dir/';
if(Vfs::is_dir($dir))
{
Vfs::remove($dir);
}
$this->assertTrue(
Vfs::mkdir($dir),
'Unable to create subdirectory ' . $dir
);
// File in a subdirectory
$files[] = $file = $dir.'subdir_test_file.txt';
$this->assertTrue(
file_put_contents(Vfs::PREFIX.$file, $content) !== FALSE,
'Unable to write test file - check file permissions for CLI user'
);
// Symlinked file
/* We don't test these because they don't work - the target will always
* be outside the share root
// Always says its empty
$files[] = $symlink = $path.'symlink.txt';
if(Vfs::file_exists($symlink)) Vfs::remove($symlink);
$this->assertTrue(
Vfs::symlink($file, $symlink),
"Unable to create symlink $symlink => $file"
);
// Symlinked dir
$files[] = $symlinked_dir = $path.'sym_dir/';
$this->assertTrue(
Vfs::symlink($dir, $symlinked_dir),
'Unable to create symlinked directory ' . $symlinked_dir
);
*/
return $files;
}
/**
* Test that readable shares are actually readable
*
* @param string $path
*/
public function createShare($path, $mode, $extra = array())
{
// Make sure the path is there
if(!Vfs::is_readable($path))
{
$this->assertTrue(
Vfs::is_dir($path) ? Vfs::mkdir($path,0750,true) : Vfs::touch($path),
"Share path $path does not exist"
);
}
// Create share
$this->shares[] = $share = Sharing::create($path, $mode, $name, $recipients, $extra);
return $share;
}
/**
* Make an infolog entry
*/
protected function make_infolog()
{
$bo = new \infolog_bo();
$element = array(
'info_subject' => "Test infolog for #{$this->getName()}",
'info_des' => 'Test element for ' . $this->getName() ."\n". Api\DateTime::to(),
'info_status' => 'open'
);
$element_id = $bo->write($element, true, true, true, true);
return $element_id;
}
/**
* Test that a share link can be made, and that only that path is available
*
* @param string $path
*/
public function shareLink($path, $mode, $extra = array())
{
if(static::LOG_LEVEL > 1)
{
echo __METHOD__ . "('$path',$mode)\n";
}
// Setup - create path and share
$_SERVER['HTTP_HOST'] = 'localhost';
$share = $this->createShare($path, $mode, $extra);
$link = Vfs\Sharing::share2link($share);
echo __METHOD__ . " link: $link\n";
if(static::LOG_LEVEL)
{
echo __METHOD__ . " share: " . array2string($share)."\n";
}
// Setup for share to load
$_SERVER['REQUEST_URI'] = $link;
preg_match('|^https?://[^/]+(/.*)share.php/'.$share['share_token'].'$|', $path_info=$_SERVER['REQUEST_URI'], $matches);
$_SERVER['SCRIPT_NAME'] = $matches[1];
$is_dir = Vfs::is_dir($path);
// Re-init, since they look at user, fstab, etc.
// Also, further tests that access the filesystem fail if we don't
Vfs::clearstatcache();
Vfs::init_static();
Vfs\StreamWrapper::init_static();
// Log out & clear cache
LoggedInTest::tearDownAfterClass();
// If it's a directory, check to make sure it gives the filemanager UI
if($is_dir)
{
$this->checkDirectoryLink($link, $share);
}
// Load share
$this->setup_info();
// Sometimes Vfs::$db gets lost. Reason unknown.
Vfs::$db = $GLOBALS['egw']->db;
if(static::LOG_LEVEL > 1)
{
echo "Sharing mounts:\n";
var_dump(Vfs::mount());
}
// Our path should be mounted to root
$this->assertTrue(Vfs::is_readable('/'), 'Could not read root (/) from link');
// Check other paths
$this->assertFalse(Vfs::is_readable($path));
$this->assertFalse(Vfs::is_readable($path . '../'));
}
/**
* Test to make sure that a directory link leads to a limited filemanager
* interface (not a file or 404).
*
* @param type $link
* @param type $share
*/
public function checkDirectoryLink($link, $share)
{
// Set up curl
$curl = curl_init($link);
curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true);
$html = curl_exec($curl);
curl_close($curl);
if(!$html)
{
// No response - could mean something is terribly wrong, or it could
// mean we're running on Travis with no webserver to answer the
// request
return;
}
// Parse & check for nextmatch
$dom = new \DOMDocument();
@$dom->loadHTML($html);
$xpath = new \DOMXPath($dom);
$form = $xpath->query ('//form')->item(0);
if(!$form && static::LOG_LEVEL)
{
echo "Didn't find filemanager interface\n";
if(static::LOG_LEVEL > 1)
{
echo $form."\n\n";
}
}
$data = json_decode($form->getAttribute('data-etemplate'));
$this->assertEquals('filemanager.index', $data->name);
// Make sure we start at root, not somewhere else like the token mounted
// as a sub-directory
$this->assertEquals('/', $data->data->content->nm->path);
unset($data->data->content->nm->actions);
//var_dump($data->data->content->nm);
}
protected function setup_info()
{
// Copied from share.php
$GLOBALS['egw_info'] = array(
'flags' => array(
'disable_Template_class' => true,
'noheader' => true,
'nonavbar' => 'always', // true would cause eTemplate to reset it to false for non-popups!
'currentapp' => 'filemanager',
'autocreate_session_callback' => 'EGroupware\\Api\\Vfs\\Sharing::create_session',
'no_exception_handler' => 'basic_auth', // we use a basic auth exception handler (sends exception message as basic auth realm)
)
);
ob_start();
static::load_egw('anonymous','','',$GLOBALS['egw_info']);
if(static::LOG_LEVEL > 1)
{
ob_end_flush();
}
else
{
ob_end_clean();
}
}
}