phpseclib/tests/Functional/Net/SFTPUserStoryTest.php

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<?php
/**
* @author Andreas Fischer <bantu@phpbb.com>
* @copyright 2014 Andreas Fischer
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* @license http://www.opensource.org/licenses/mit-license.html MIT License
*/
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use phpseclib\Net\SFTP;
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class Functional_Net_SFTPUserStoryTest extends PhpseclibFunctionalTestCase
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{
static protected $scratchDir;
static protected $exampleData;
static protected $exampleDataLength;
static protected $buffer;
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public static function setUpBeforeClass()
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{
parent::setUpBeforeClass();
self::$scratchDir = uniqid('phpseclib-sftp-scratch-');
self::$exampleData = str_repeat('abcde12345', 1000);
self::$exampleDataLength = 10000;
}
public function testConstructor()
{
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$sftp = new SFTP($this->getEnv('SSH_HOSTNAME'));
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$this->assertTrue(
is_object($sftp),
'Could not construct NET_SFTP object.'
);
return $sftp;
}
/**
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* @depends testConstructor
*/
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public function testPasswordLogin($sftp)
{
$username = $this->getEnv('SSH_USERNAME');
$password = $this->getEnv('SSH_PASSWORD');
$this->assertTrue(
$sftp->login($username, $password),
'SSH2/SFTP login using password failed.'
);
return $sftp;
}
/**
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* @depends testPasswordLogin
*/
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public function testPwdHome($sftp)
{
$this->assertEquals(
$this->getEnv('SSH_HOME'),
$sftp->pwd(),
'Failed asserting that pwd() returns home directory after login.'
);
return $sftp;
}
/**
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* @depends testPwdHome
*/
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public function testMkDirScratch($sftp)
{
$dirname = self::$scratchDir;
$this->assertTrue(
$sftp->mkdir($dirname),
"Failed asserting that a new scratch directory $dirname could " .
'be created.'
);
$this->assertFalse(
$sftp->mkdir($dirname),
"Failed asserting that a new scratch directory $dirname could " .
'not be created (because it already exists).'
);
return $sftp;
}
/**
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* @depends testMkDirScratch
*/
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public function testChDirScratch($sftp)
{
$this->assertTrue(
$sftp->chdir(self::$scratchDir),
sprintf(
'Failed asserting that working directory could be changed ' .
'to scratch directory %s.',
self::$scratchDir
)
);
$pwd = $sftp->pwd();
$this->assertStringStartsWith(
$this->getEnv('SSH_HOME'),
$pwd,
'Failed asserting that the home directory is a prefix of the ' .
'current working directory.'
);
$this->assertStringEndsWith(
self::$scratchDir,
$pwd,
'Failed asserting that the scratch directory name is a suffix ' .
'of the current working directory.'
);
return $sftp;
}
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/**
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* @depends testChDirScratch
*/
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public function testStatOnDir($sftp)
{
$this->assertNotSame(
array(),
$sftp->stat('.'),
'Failed asserting that the cwd has a non-empty stat.'
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);
return $sftp;
}
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/**
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* @depends testStatOnDir
*/
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public function testPutSizeGetFile($sftp)
{
$this->assertTrue(
$sftp->put('file1.txt', self::$exampleData),
'Failed asserting that example data could be successfully put().'
);
$this->assertSame(
self::$exampleDataLength,
$sftp->size('file1.txt'),
'Failed asserting that put example data has the expected length'
);
$this->assertSame(
self::$exampleData,
$sftp->get('file1.txt'),
'Failed asserting that get() returns expected example data.'
);
return $sftp;
}
static function callback($length)
{
$r = substr(self::$buffer, 0, $length);
self::$buffer = substr(self::$buffer, $length);
if (strlen($r)) {
return $r;
}
return null;
}
/**
* @depends testStatOnDir
*/
public function testPutSizeGetFileCallback($sftp)
{
self::$buffer = self::$exampleData;
$this->assertTrue(
$sftp->put('file1.txt', array(__CLASS__, 'callback'), $sftp::SOURCE_CALLBACK),
'Failed asserting that example data could be successfully put().'
);
$this->assertSame(
self::$exampleDataLength,
$sftp->size('file1.txt'),
'Failed asserting that put example data has the expected length'
);
$this->assertSame(
self::$exampleData,
$sftp->get('file1.txt'),
'Failed asserting that get() returns expected example data.'
);
return $sftp;
}
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/**
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* @depends testPutSizeGetFile
*/
public function testTouch($sftp)
{
$this->assertTrue(
$sftp->touch('file2.txt'),
'Failed asserting that touch() successfully ran.'
);
$this->assertTrue(
$sftp->file_exists('file2.txt'),
'Failed asserting that touch()\'d file exists'
);
return $sftp;
}
/**
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* @depends testTouch
*/
public function testTruncate($sftp)
{
$this->assertTrue(
$sftp->touch('file3.txt'),
'Failed asserting that touch() successfully ran.'
);
$this->assertTrue(
$sftp->truncate('file3.txt', 1024 * 1024),
'Failed asserting that touch() successfully ran.'
);
$this->assertSame(
1024 * 1024,
$sftp->size('file3.txt'),
'Failed asserting that truncate()\'d file has the expected length'
);
return $sftp;
}
/**
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* @depends testTruncate
* @group github850
*/
public function testChModOnFile($sftp)
{
$this->assertNotFalse(
$sftp->chmod(0755, 'file1.txt'),
'Failed asserting that chmod() was successful.'
);
return $sftp;
}
/**
* @depends testChModOnFile
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*/
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public function testChDirOnFile($sftp)
{
$this->assertFalse(
$sftp->chdir('file1.txt'),
'Failed to assert that the cwd cannot be changed to a file'
);
return $sftp;
}
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/**
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* @depends testChDirOnFile
*/
public function testFileExistsIsFileIsDirFile($sftp)
{
$this->assertTrue(
$sftp->file_exists('file1.txt'),
'Failed asserting that file_exists() on example file returns true.'
);
$this->assertTrue(
$sftp->is_file('file1.txt'),
'Failed asserting that is_file() on example file returns true.'
);
$this->assertFalse(
$sftp->is_dir('file1.txt'),
'Failed asserting that is_dir() on example file returns false.'
);
return $sftp;
}
/**
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* @depends testFileExistsIsFileIsDirFile
*/
public function testFileExistsIsFileIsDirFileNonexistent($sftp)
{
$this->assertFalse(
$sftp->file_exists('file4.txt'),
'Failed asserting that a nonexistent file does not exist.'
);
$this->assertFalse(
$sftp->is_file('file4.txt'),
'Failed asserting that is_file() on nonexistent file returns false.'
);
$this->assertFalse(
$sftp->is_dir('file4.txt'),
'Failed asserting that is_dir() on nonexistent file returns false.'
);
return $sftp;
}
/**
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* @depends testFileExistsIsFileIsDirFileNonexistent
*/
public function testSortOrder($sftp)
{
$this->assertTrue(
$sftp->mkdir('temp'),
"Failed asserting that a new scratch directory temp could " .
'be created.'
);
$sftp->setListOrder('filename', SORT_DESC);
$list = $sftp->nlist();
$expected = array('.', '..', 'temp', 'file3.txt', 'file2.txt', 'file1.txt');
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$this->assertSame(
$list,
$expected,
'Failed asserting that list sorted correctly.'
);
$sftp->setListOrder('filename', SORT_ASC);
$list = $sftp->nlist();
$expected = array('.', '..', 'temp', 'file1.txt', 'file2.txt', 'file3.txt');
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$this->assertSame(
$list,
$expected,
'Failed asserting that list sorted correctly.'
);
$sftp->setListOrder('size', SORT_DESC);
$files = $sftp->nlist();
$last_size = 0x7FFFFFFF;
foreach ($files as $file) {
if ($sftp->is_file($file)) {
$cur_size = $sftp->size($file);
$this->assertLessThanOrEqual(
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$last_size,
$cur_size,
'Failed asserting that nlist() is in descending order'
);
$last_size = $cur_size;
}
}
return $sftp;
}
/**
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* @depends testSortOrder
*/
public function testResourceXfer($sftp)
{
$fp = fopen('res.txt', 'w+');
$sftp->get('file1.txt', $fp);
rewind($fp);
$sftp->put('file4.txt', $fp);
fclose($fp);
$this->assertSame(
self::$exampleData,
$sftp->get('file4.txt'),
'Failed asserting that a file downloaded into a resource and reuploaded from a resource has the correct data'
);
return $sftp;
}
/**
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* @depends testResourceXfer
*/
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public function testSymlink($sftp)
{
$this->assertTrue(
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$sftp->symlink('file3.txt', 'symlink'),
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'Failed asserting that a symlink could be created'
);
return $sftp;
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}
/**
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* @depends testSymlink
*/
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public function testStatLstatCache($sftp)
{
$stat = $sftp->stat('symlink');
$lstat = $sftp->lstat('symlink');
$this->assertNotEquals(
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$stat,
$lstat,
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'Failed asserting that stat and lstat returned different output for a symlink'
);
return $sftp;
}
/**
* @depends testStatLstatCache
*/
public function testLinkFile($sftp)
{
$this->assertTrue(
$sftp->is_link('symlink'),
'Failed asserting that symlink is a link'
);
$this->assertTrue(
$sftp->is_file('symlink'),
'Failed asserting that symlink is a file'
);
$this->assertFalse(
$sftp->is_dir('symlink'),
'Failed asserting that symlink is not a directory'
);
return $sftp;
}
/**
* @depends testLinkFile
*/
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public function testReadlink($sftp)
{
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$this->assertInternalType(
'string',
$sftp->readlink('symlink'),
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'Failed asserting that a symlink\'s target could be read'
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);
return $sftp;
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}
/**
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* @depends testReadlink
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* @group github716
*/
public function testStatOnCWD($sftp)
{
$stat = $sftp->stat('.');
$this->assertInternalType(
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'array',
$stat,
'Failed asserting that stat on . returns an array'
);
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$lstat = $sftp->lstat('.');
$this->assertInternalType(
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'array',
$lstat,
'Failed asserting that lstat on . returns an array'
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);
return $sftp;
}
/**
* on older versions this would result in a fatal error
* @depends testStatOnCWD
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* @group github402
*/
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public function testStatcacheFix($sftp)
{
// Name used for both directory and file.
$name = 'stattestdir';
$this->assertTrue($sftp->mkdir($name));
$this->assertTrue($sftp->is_dir($name));
$this->assertTrue($sftp->chdir($name));
$this->assertStringEndsWith(self::$scratchDir . '/' . $name, $sftp->pwd());
$this->assertFalse($sftp->file_exists($name));
$this->assertTrue($sftp->touch($name));
$this->assertTrue($sftp->is_file($name));
$this->assertTrue($sftp->chdir('..'));
$this->assertStringEndsWith(self::$scratchDir, $sftp->pwd());
$this->assertTrue($sftp->is_dir($name));
$this->assertTrue($sftp->is_file("$name/$name"));
$this->assertTrue($sftp->delete($name, true));
return $sftp;
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}
/**
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* @depends testStatcacheFix
*/
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public function testChDirUpHome($sftp)
{
$this->assertTrue(
$sftp->chdir('../'),
'Failed asserting that directory could be changed one level up.'
);
$this->assertEquals(
$this->getEnv('SSH_HOME'),
$sftp->pwd(),
'Failed asserting that pwd() returns home directory.'
);
return $sftp;
}
/**
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* @depends testChDirUpHome
*/
public function testFileExistsIsFileIsDirDir($sftp)
{
$this->assertTrue(
$sftp->file_exists(self::$scratchDir),
'Failed asserting that file_exists() on scratch dir returns true.'
);
$this->assertFalse(
$sftp->is_file(self::$scratchDir),
'Failed asserting that is_file() on example file returns false.'
);
$this->assertTrue(
$sftp->is_dir(self::$scratchDir),
'Failed asserting that is_dir() on example file returns true.'
);
return $sftp;
}
/**
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* @depends testFileExistsIsFileIsDirDir
*/
public function testTruncateLargeFile($sftp)
{
$filesize = (4 * 1024 + 16) * 1024 * 1024;
$filename = 'file-large-from-truncate-4112MiB.txt';
$this->assertTrue($sftp->touch($filename));
$this->assertTrue($sftp->truncate($filename, $filesize));
$this->assertSame($filesize, $sftp->size($filename));
return $sftp;
}
/**
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* @depends testTruncateLargeFile
*/
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public function testRmDirScratch($sftp)
{
$this->assertFalse(
$sftp->rmdir(self::$scratchDir),
'Failed asserting that non-empty scratch directory could ' .
'not be deleted using rmdir().'
);
return $sftp;
}
/**
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* @depends testRmDirScratch
*/
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public function testDeleteRecursiveScratch($sftp)
{
$this->assertTrue(
$sftp->delete(self::$scratchDir),
'Failed asserting that non-empty scratch directory could ' .
'be deleted using recursive delete().'
);
return $sftp;
}
/**
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* @depends testDeleteRecursiveScratch
*/
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public function testRmDirScratchNonexistent($sftp)
{
$this->assertFalse(
$sftp->rmdir(self::$scratchDir),
'Failed asserting that nonexistent scratch directory could ' .
'not be deleted using rmdir().'
);
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return $sftp;
}
/**
* @depends testRmDirScratchNonexistent
* @group github706
*/
public function testDeleteEmptyDir($sftp)
{
$this->assertTrue(
$sftp->mkdir(self::$scratchDir),
'Failed asserting that scratch directory could ' .
'be created.'
);
$this->assertInternalType(
'array',
$sftp->stat(self::$scratchDir),
'Failed asserting that stat on an existant empty directory returns an array'
);
$this->assertTrue(
$sftp->delete(self::$scratchDir),
'Failed asserting that empty scratch directory could ' .
'be deleted using recursive delete().'
);
$this->assertFalse(
$sftp->stat(self::$scratchDir),
'Failed asserting that stat on a deleted directory returns false'
);
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return $sftp;
}
/**
* @depends testDeleteEmptyDir
* @group github735
*/
public function testStatVsLstat($sftp)
{
$this->assertTrue($sftp->mkdir(self::$scratchDir));
$this->assertTrue($sftp->chdir(self::$scratchDir));
$this->assertTrue($sftp->put('text.txt', 'zzzzz'));
$this->assertTrue($sftp->symlink('text.txt', 'link.txt'));
$this->assertTrue($sftp->mkdir('subdir'));
$this->assertTrue($sftp->symlink('subdir', 'linkdir'));
$sftp->clearStatCache();
// pre-populate the stat cache
$sftp->nlist();
$stat = $sftp->stat('link.txt');
$this->assertSame($stat['type'], NET_SFTP_TYPE_REGULAR);
$stat = $sftp->lstat('link.txt');
$this->assertSame($stat['type'], NET_SFTP_TYPE_SYMLINK);
$stat = $sftp->stat('linkdir');
$this->assertSame($stat['type'], NET_SFTP_TYPE_DIRECTORY);
$stat = $sftp->lstat('link.txt');
$this->assertSame($stat['type'], NET_SFTP_TYPE_SYMLINK);
$sftp->disableStatCache();
$sftp->nlist();
$stat = $sftp->stat('link.txt');
$this->assertSame($stat['type'], NET_SFTP_TYPE_REGULAR);
$stat = $sftp->lstat('link.txt');
$this->assertSame($stat['type'], NET_SFTP_TYPE_SYMLINK);
$stat = $sftp->stat('linkdir');
$this->assertSame($stat['type'], NET_SFTP_TYPE_DIRECTORY);
$stat = $sftp->lstat('link.txt');
$this->assertSame($stat['type'], NET_SFTP_TYPE_SYMLINK);
$sftp->enableStatCache();
return $sftp;
}
/**
* @depends testStatVsLstat
* @group github830
*/
public function testUploadOffsets($sftp)
{
$sftp->put('offset.txt', 'res.txt', SFTP::SOURCE_LOCAL_FILE, 0, 10);
$this->assertSame(
substr(self::$exampleData, 10),
$sftp->get('offset.txt'),
'Failed asserting that portions of a file could be uploaded.'
);
$sftp->put('offset.txt', 'res.txt', SFTP::SOURCE_LOCAL_FILE, self::$exampleDataLength - 100);
$this->assertSame(
substr(self::$exampleData, 10, -90) . self::$exampleData,
$sftp->get('offset.txt'),
'Failed asserting that you could upload into the middle of a file.'
);
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}
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}