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<?php
/**
* @copyright Copyright (c) 2016 Robin Appelman <robin@icewind.nl>
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
namespace Test\Files\ObjectStore;
use Icewind\Streams\Wrapper;
use OC\Files\ObjectStore\S3;
class MultiPartUploadS3 extends S3 {
public function writeObject($urn, $stream, string $mimetype = null) {
$this->getConnection()->upload($this->bucket, $urn, $stream, 'private', [
'mup_threshold' => 1,
]);
}
}
class NonSeekableStream extends Wrapper {
public static function wrap($source) {
$context = stream_context_create([
'nonseek' => [
'source' => $source,
],
]);
return Wrapper::wrapSource($source, $context, 'nonseek', self::class);
}
public function dir_opendir($path, $options) {
return false;
}
public function stream_open($path, $mode, $options, &$opened_path) {
$this->loadContext('nonseek');
return true;
}
public function stream_seek($offset, $whence = SEEK_SET) {
return false;
}
}
/**
* @group PRIMARY-s3
*/
class S3Test extends ObjectStoreTest {
public function setUp(): void {
parent::setUp();
$s3 = $this->getInstance();
$s3->deleteObject('multiparttest');
}
protected function getInstance() {
$config = \OC::$server->getConfig()->getSystemValue('objectstore');
if (!is_array($config) || $config['class'] !== S3::class) {
$this->markTestSkipped('objectstore not configured for s3');
}
return new S3($config['arguments']);
}
public function testUploadNonSeekable() {
$this->cleanupAfter('multiparttest');
$s3 = $this->getInstance();
$s3->writeObject('multiparttest', NonSeekableStream::wrap(fopen(__FILE__, 'r')));
$result = $s3->readObject('multiparttest');
$this->assertEquals(file_get_contents(__FILE__), stream_get_contents($result));
}
public function testSeek() {
$this->cleanupAfter('seek');
$data = file_get_contents(__FILE__);
$instance = $this->getInstance();
$instance->writeObject('seek', $this->stringToStream($data));
$read = $instance->readObject('seek');
$this->assertEquals(substr($data, 0, 100), fread($read, 100));
fseek($read, 10);
$this->assertEquals(substr($data, 10, 100), fread($read, 100));
fseek($read, 100, SEEK_CUR);
$this->assertEquals(substr($data, 210, 100), fread($read, 100));
}
public function assertNoUpload($objectUrn) {
/** @var \OC\Files\ObjectStore\S3 */
$s3 = $this->getInstance();
$s3client = $s3->getConnection();
$uploads = $s3client->listMultipartUploads([
'Bucket' => $s3->getBucket(),
'Prefix' => $objectUrn,
]);
$this->assertArrayNotHasKey('Uploads', $uploads, 'Assert is not uploaded');
}
public function testEmptyUpload() {
$s3 = $this->getInstance();
$emptyStream = fopen("php://memory", "r");
fwrite($emptyStream, '');
$s3->writeObject('emptystream', $emptyStream);
$this->assertNoUpload('emptystream');
$this->assertTrue($s3->objectExists('emptystream'), 'Object exists on S3');
$thrown = false;
try {
self::assertFalse($s3->readObject('emptystream'), 'Reading empty stream object should return false');
} catch (\Exception $e) {
// An exception is expected here since 0 byte files are wrapped
// to be read from an empty memory stream in the ObjectStoreStorage
$thrown = true;
}
self::assertTrue($thrown, 'readObject with range requests are not expected to work on empty objects');
$s3->deleteObject('emptystream');
}
/** File size to upload in bytes */
public function dataFileSizes() {
return [
[1000000], [2000000], [5242879], [5242880], [5242881], [10000000]
];
}
/** @dataProvider dataFileSizes */
public function testFileSizes($size) {
$this->cleanupAfter('testfilesizes');
$s3 = $this->getInstance();
$sourceStream = fopen('php://memory', 'wb+');
$writeChunkSize = 1024;
$chunkCount = $size / $writeChunkSize;
for ($i = 0; $i < $chunkCount; $i++) {
fwrite($sourceStream, str_repeat('A',
($i < $chunkCount - 1) ? $writeChunkSize : $size - ($i * $writeChunkSize)
));
}
rewind($sourceStream);
$s3->writeObject('testfilesizes', $sourceStream);
$this->assertNoUpload('testfilesizes');
self::assertTrue($s3->objectExists('testfilesizes'), 'Object exists on S3');
$result = $s3->readObject('testfilesizes');
// compare first 100 bytes
self::assertEquals(str_repeat('A', 100), fread($result, 100), 'Compare first 100 bytes');
// compare last 100 bytes
fseek($result, $size - 100);
self::assertEquals(str_repeat('A', 100), fread($result, 100), 'Compare last 100 bytes');
// end of file reached
fseek($result, $size);
self::assertTrue(feof($result), 'End of file reached');
$this->assertNoUpload('testfilesizes');
}
}
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