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adding unit tests for encryption data migration

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This commit is contained in:
Thomas Müller 2014-05-12 13:55:23 +02:00
parent eb29b2984c
commit e9011a8c55
4 changed files with 224 additions and 14 deletions
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19
apps/files_encryption/appinfo/update.php
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@ -1,19 +1,10 @@
<?php
use OCA\Files_Encryption\Migration;
$installedVersion=OCP\Config::getAppValue('files_encryption', 'installed_version');
// migrate settings from oc_encryption to oc_preferences
if (version_compare($installedVersion, '0.6', '<')) {
$sql = 'SELECT * FROM `*PREFIX*encryption`';
$query = \OCP\DB::prepare($sql);
$result = $query->execute(array())->fetchAll();
foreach ($result as $row) {
\OC_Preferences::setValue($row['uid'], 'files_encryption', 'recovery_enabled', $row['recovery_enabled']);
\OC_Preferences::setValue($row['uid'], 'files_encryption', 'migration_status', $row['migration_status']);
}
$deleteOldTable = 'DROP TABLE `*PREFIX*encryption`';
$query = \OCP\DB::prepare($deleteOldTable);
$query->execute(array());
$m = new Migration();
$m->dropTableEncryption();
}

50
apps/files_encryption/lib/migration.php Normal file
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<?php
/**
* ownCloud
*
* @author Thomas Müller
* @copyright 2014 Thomas Müller deepdiver@owncloud.com
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
* License as published by the Free Software Foundation; either
* version 3 of the License, or any later version.
*
* This library 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 library. If not, see <http://www.gnu.org/licenses/>.
*
*/
namespace OCA\Files_Encryption;
class Migration {
public function __construct($tableName = 'encryption') {
$this->tableName = $tableName;
}
// migrate settings from oc_encryption to oc_preferences
public function dropTableEncryption() {
$tableName = $this->tableName;
if (!\OC_DB::tableExists($tableName)) {
return;
}
$sql = "select `uid`, max(`recovery_enabled`) as `recovery_enabled`, min(`migration_status`) as `migration_status` from `*PREFIX*$tableName` group by `uid`";
$query = \OCP\DB::prepare($sql);
$result = $query->execute(array())->fetchAll();
foreach ($result as $row) {
\OC_Preferences::setValue($row['uid'], 'files_encryption', 'recovery_enabled', $row['recovery_enabled']);
\OC_Preferences::setValue($row['uid'], 'files_encryption', 'migration_status', $row['migration_status']);
}
\OC_DB::dropTable($tableName);
}
}

39
apps/files_encryption/tests/encryption_table.xml Normal file
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<?xml version="1.0" encoding="ISO-8859-1" ?>
<database>
<name>*dbname*</name>
<create>true</create>
<overwrite>false</overwrite>
<charset>utf8</charset>
<table>
<name>*dbprefix*encryption_test</name>
<declaration>
<field>
<name>uid</name>
<type>text</type>
<notnull>true</notnull>
<length>64</length>
</field>
<field>
<name>mode</name>
<type>text</type>
<notnull>true</notnull>
<length>64</length>
<comments>What client-side / server-side configuration is used</comments>
</field>
<field>
<name>recovery_enabled</name>
<type>integer</type>
<notnull>true</notnull>
<default>0</default>
<comments>Whether encryption key recovery is enabled</comments>
</field>
<field>
<name>migration_status</name>
<type>integer</type>
<notnull>true</notnull>
<default>0</default>
<comments>Whether encryption migration has been performed</comments>
</field>
</declaration>
</table>
</database>

130
apps/files_encryption/tests/migration.php Normal file
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<?php
/**
* ownCloud
*
* @author Thomas Müller
* @copyright 2014 Thomas Müller deepdiver@owncloud.com
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
* License as published by the Free Software Foundation; either
* version 3 of the License, or any later version.
*
* This library 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 library. If not, see <http://www.gnu.org/licenses/>.
*
*/
use OCA\Encryption;
use OCA\Files_Encryption\Migration;
class Test_Migration extends PHPUnit_Framework_TestCase {
public function tearDown() {
if (OC_DB::tableExists('encryption_test')) {
OC_DB::dropTable('encryption_test');
}
$this->assertTableNotExist('encryption_test');
}
public function setUp() {
if (OC_DB::tableExists('encryption_test')) {
OC_DB::dropTable('encryption_test');
}
$this->assertTableNotExist('encryption_test');
}
public function testEncryptionTableDoesNotExist() {
$this->assertTableNotExist('encryption_test');
$migration = new Migration('encryption_test');
$migration->dropTableEncryption();
$this->assertTableNotExist('encryption_test');
}
public function testDataMigration() {
$this->assertTableNotExist('encryption_test');
// create test table
OC_DB::createDbFromStructure(__DIR__ . '/encryption_table.xml');
$this->assertTableExist('encryption_test');
OC_DB::executeAudited('INSERT INTO `*PREFIX*encryption_test` values(?, ?, ?, ?)',
array('user1', 'server-side', 1, 1));
// preform migration
$migration = new Migration('encryption_test');
$migration->dropTableEncryption();
// assert
$this->assertTableNotExist('encryption_test');
$rec = \OC_Preferences::getValue('user1', 'files_encryption', 'recovery_enabled');
$mig = \OC_Preferences::getValue('user1', 'files_encryption', 'migration_status');
$this->assertEquals(1, $rec);
$this->assertEquals(1, $mig);
}
public function testDuplicateDataMigration() {
// create test table
OC_DB::createDbFromStructure(__DIR__ . '/encryption_table.xml');
// in case of duplicate entries we want to preserve 0 on migration status and 1 on recovery
$data = array(
array('user1', 'server-side', 1, 1),
array('user1', 'server-side', 1, 0),
array('user1', 'server-side', 0, 1),
array('user1', 'server-side', 0, 0),
);
foreach ($data as $d) {
OC_DB::executeAudited(
'INSERT INTO `*PREFIX*encryption_test` values(?, ?, ?, ?)',
$d);
}
// preform migration
$migration = new Migration('encryption_test');
$migration->dropTableEncryption();
// assert
$this->assertTableNotExist('encryption_test');
$rec = \OC_Preferences::getValue('user1', 'files_encryption', 'recovery_enabled');
$mig = \OC_Preferences::getValue('user1', 'files_encryption', 'migration_status');
$this->assertEquals(1, $rec);
$this->assertEquals(0, $mig);
}
/**
* @param string $table
*/
public function assertTableExist($table) {
$this->assertTrue(OC_DB::tableExists($table), 'Table ' . $table . ' does not exist');
}
/**
* @param string $table
*/
public function assertTableNotExist($table) {
$type=OC_Config::getValue( "dbtype", "sqlite" );
if( $type == 'sqlite' || $type == 'sqlite3' ) {
// sqlite removes the tables after closing the DB
$this->assertTrue(true);
} else {
$this->assertFalse(OC_DB::tableExists($table), 'Table ' . $table . ' exists.');
}
}
}