mirror of
https://github.com/EGroupware/egroupware.git
synced 2024-11-16 13:03:12 +01:00
485 lines
15 KiB
PHP
485 lines
15 KiB
PHP
<?php
|
|
/**
|
|
* EGroupware API: sqlfs stream wrapper utilities: migration db-fs, fsck
|
|
*
|
|
* @link http://www.egroupware.org
|
|
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
|
|
* @package api
|
|
* @subpackage vfs
|
|
* @author Ralf Becker <RalfBecker-AT-outdoor-training.de>
|
|
* @copyright (c) 2008-14 by Ralf Becker <RalfBecker-AT-outdoor-training.de>
|
|
* @version $Id$
|
|
*/
|
|
|
|
require_once 'class.iface_stream_wrapper.inc.php';
|
|
require_once 'class.sqlfs_stream_wrapper.inc.php';
|
|
|
|
/**
|
|
* sqlfs stream wrapper utilities: migration db-fs, fsck
|
|
*/
|
|
class sqlfs_utils extends sqlfs_stream_wrapper
|
|
{
|
|
/**
|
|
* Migrate SQLFS content from DB to filesystem
|
|
*
|
|
* @param boolean $debug true to echo a message for each copied file
|
|
*/
|
|
static function migrate_db2fs($debug=true)
|
|
{
|
|
if (!is_object(self::$pdo))
|
|
{
|
|
self::_pdo();
|
|
}
|
|
$query = 'SELECT fs_id,fs_name,fs_size,fs_content'.
|
|
' FROM '.self::TABLE.' WHERE fs_content IS NOT NULL'.
|
|
' ORDER BY fs_id LIMIT 5 OFFSET :offset';
|
|
|
|
$fs_id = $fs_name = $fs_size = $fs_content = null;
|
|
$n = 0;
|
|
$stmt = self::$pdo->prepare($query);
|
|
$stmt->bindColumn(1,$fs_id);
|
|
$stmt->bindColumn(2,$fs_name);
|
|
$stmt->bindColumn(3,$fs_size);
|
|
$stmt->bindColumn(4,$fs_content,PDO::PARAM_LOB);
|
|
$stmt->bindValue(':offset', $n, PDO::PARAM_INT);
|
|
|
|
while ($stmt->execute())
|
|
{
|
|
foreach($stmt as $row)
|
|
{
|
|
// hack to work around a current php bug (http://bugs.php.net/bug.php?id=40913)
|
|
// PDOStatement::bindColumn(,,PDO::PARAM_LOB) is not working for MySQL, content is returned as string :-(
|
|
if (is_string($fs_content))
|
|
{
|
|
$name = md5($fs_name.$fs_id);
|
|
$GLOBALS[$name] =& $fs_content;
|
|
require_once(EGW_API_INC.'/class.global_stream_wrapper.inc.php');
|
|
$content = fopen('global://'.$name,'r');
|
|
if (!$content) echo "fopen('global://$name','w' failed, strlen(\$GLOBALS['$name'])=".strlen($GLOBALS[$name]).", \$GLOBALS['$name']=".substr($GLOBALS['$name'],0,100)."...\n";
|
|
unset($GLOBALS[$name]); // unset it, so it does not use up memory, once the stream is closed
|
|
}
|
|
else
|
|
{
|
|
$content = $fs_content;
|
|
}
|
|
if (!is_resource($content))
|
|
{
|
|
throw new egw_exception_assertion_failed(__METHOD__."(): fs_id=$fs_id ($fs_name, $fs_size bytes) content is NO resource! ".array2string($content));
|
|
}
|
|
$filename = self::_fs_path($fs_id);
|
|
if (!file_exists($fs_dir=egw_vfs::dirname($filename)))
|
|
{
|
|
self::mkdir_recursive($fs_dir,0700,true);
|
|
}
|
|
if (!($dest = fopen($filename,'w')))
|
|
{
|
|
throw new egw_exception_assertion_failed(__METHOD__."(): fopen($filename,'w') failed!");
|
|
}
|
|
if (($bytes = stream_copy_to_stream($content,$dest)) != $fs_size)
|
|
{
|
|
throw new egw_exception_assertion_failed(__METHOD__."(): fs_id=$fs_id ($fs_name) $bytes bytes copied != size of $fs_size bytes!");
|
|
}
|
|
if ($debug) error_log("$fs_id: $fs_name: $bytes bytes copied to fs");
|
|
fclose($dest);
|
|
fclose($content); unset($content);
|
|
|
|
++$n;
|
|
}
|
|
if (!$n) break; // just in case nothing is found, statement will execute just fine
|
|
|
|
$stmt->bindValue(':offset', $n, PDO::PARAM_INT);
|
|
}
|
|
unset($row); // not used, as we access bound variables
|
|
unset($stmt);
|
|
|
|
if ($n) // delete all content in DB, if there was some AND no error (exception thrown!)
|
|
{
|
|
$query = 'UPDATE '.self::TABLE.' SET fs_content=NULL';
|
|
$stmt = self::$pdo->prepare($query);
|
|
$stmt->execute();
|
|
}
|
|
return $n;
|
|
}
|
|
|
|
/**
|
|
* Check and optionaly fix corruption in sqlfs
|
|
*
|
|
* @param boolean $check_only=true
|
|
* @return array with messages / found problems
|
|
*/
|
|
public static function fsck($check_only=true)
|
|
{
|
|
if (!is_object(self::$pdo))
|
|
{
|
|
self::_pdo();
|
|
}
|
|
$msgs = array();
|
|
foreach(array(
|
|
self::fsck_fix_required_nodes($check_only),
|
|
self::fsck_fix_multiple_active($check_only),
|
|
self::fsck_fix_unconnected($check_only),
|
|
self::fsck_fix_no_content($check_only),
|
|
) as $check_msgs)
|
|
{
|
|
if ($check_msgs) $msgs = array_merge($msgs, $check_msgs);
|
|
}
|
|
|
|
foreach ($GLOBALS['egw']->hooks->process(array(
|
|
'location' => 'fsck',
|
|
'check_only' => $check_only)
|
|
) as $app_msgs)
|
|
{
|
|
if ($app_msgs) $msgs = array_merge($msgs, $app_msgs);
|
|
}
|
|
return $msgs;
|
|
}
|
|
|
|
/**
|
|
* Check and optionally create required nodes: /, /home, /apps
|
|
*
|
|
* @param boolean $check_only=true
|
|
* @return array with messages / found problems
|
|
*/
|
|
private static function fsck_fix_required_nodes($check_only=true)
|
|
{
|
|
static $dirs = array(
|
|
'/' => 1,
|
|
'/home' => 2,
|
|
'/apps' => 3,
|
|
);
|
|
$stmt = $delete_stmt = null;
|
|
$msgs = array();
|
|
foreach($dirs as $path => $id)
|
|
{
|
|
if (!($stat = self::url_stat($path, STREAM_URL_STAT_LINK)))
|
|
{
|
|
if ($check_only)
|
|
{
|
|
$msgs[] = lang('Required directory "%1" not found!', $path);
|
|
}
|
|
else
|
|
{
|
|
if (!isset($stmt))
|
|
{
|
|
$stmt = self::$pdo->prepare('INSERT INTO '.self::TABLE.' (fs_id,fs_name,fs_dir,fs_mode,fs_uid,fs_gid,fs_size,fs_mime,fs_created,fs_modified,fs_creator'.
|
|
') VALUES (:fs_id,:fs_name,:fs_dir,:fs_mode,:fs_uid,:fs_gid,:fs_size,:fs_mime,:fs_created,:fs_modified,:fs_creator)');
|
|
}
|
|
try {
|
|
$ok = $stmt->execute($data = array(
|
|
'fs_id' => $id,
|
|
'fs_name' => substr($path,1),
|
|
'fs_dir' => $path == '/' ? 0 : $dirs['/'],
|
|
'fs_mode' => 05,
|
|
'fs_uid' => 0,
|
|
'fs_gid' => 0,
|
|
'fs_size' => 0,
|
|
'fs_mime' => 'httpd/unix-directory',
|
|
'fs_created' => self::_pdo_timestamp(time()),
|
|
'fs_modified' => self::_pdo_timestamp(time()),
|
|
'fs_creator' => 0,
|
|
));
|
|
}
|
|
catch (PDOException $e)
|
|
{
|
|
$ok = false;
|
|
unset($e); // ignore exception
|
|
}
|
|
if (!$ok) // can not insert it, try deleting it first
|
|
{
|
|
if (!isset($delete_stmt))
|
|
{
|
|
$delete_stmt = self::$pdo->prepare('DELETE FROM '.self::TABLE.' WHERE fs_id=:fs_id');
|
|
}
|
|
try {
|
|
$ok = $delete_stmt->execute(array('fs_id' => $id)) && $stmt->execute($data);
|
|
}
|
|
catch (PDOException $e)
|
|
{
|
|
unset($e); // ignore exception
|
|
}
|
|
}
|
|
$msgs[] = $ok ? lang('Required directory "%1" created.', $path) :
|
|
lang('Failed to create required directory "%1"!', $path);
|
|
}
|
|
}
|
|
// check if directory is at least world readable and executable (r-x), we allow more but not less
|
|
elseif (($stat['mode'] & 05) != 05)
|
|
{
|
|
if ($check_only)
|
|
{
|
|
$msgs[] = lang('Required directory "%1" has wrong mode %2 instead of %3!',
|
|
$path, egw_vfs::int2mode($stat['mode']), egw_vfs::int2mode(05|0x4000));
|
|
}
|
|
else
|
|
{
|
|
$stmt = self::$pdo->prepare('UPDATE '.self::TABLE.' SET fs_mode=:fs_mode WHERE fs_id=:fs_id');
|
|
if (($ok = $stmt->execute(array(
|
|
'fs_id' => $id,
|
|
'fs_mode' => 05,
|
|
))))
|
|
{
|
|
$msgs[] = lang('Mode of required directory "%1" changed to %2.', $path, egw_vfs::int2mode(05|0x4000));
|
|
}
|
|
else
|
|
{
|
|
$msgs[] = lang('Failed to change mode of required directory "%1" to %2!', $path, egw_vfs::int2mode(05|0x4000));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (!$check_only && $msgs)
|
|
{
|
|
global $oProc;
|
|
if (!isset($oProc)) $oProc = new schema_proc();
|
|
// PostgreSQL seems to require to update the sequenz, after manually inserting id's
|
|
$oProc->UpdateSequence('egw_sqlfs', 'fs_id');
|
|
}
|
|
return $msgs;
|
|
}
|
|
|
|
/**
|
|
* Check and optionally remove files without content part in physical filesystem
|
|
*
|
|
* @param boolean $check_only=true
|
|
* @return array with messages / found problems
|
|
*/
|
|
private static function fsck_fix_no_content($check_only=true)
|
|
{
|
|
$stmt = null;
|
|
$msgs = array();
|
|
foreach(self::$pdo->query('SELECT fs_id FROM '.self::TABLE.
|
|
" WHERE fs_mime!='httpd/unix-directory' AND fs_content IS NULL AND fs_link IS NULL") as $row)
|
|
{
|
|
if (!file_exists($phy_path=self::_fs_path($row['fs_id'])))
|
|
{
|
|
$path = self::id2path($row['fs_id']);
|
|
if ($check_only)
|
|
{
|
|
$msgs[] = lang('File %1 has no content in physical filesystem %2!',
|
|
$path.' (#'.$row['fs_id'].')',$phy_path);
|
|
}
|
|
else
|
|
{
|
|
if (!isset($stmt))
|
|
{
|
|
$stmt = self::$pdo->prepare('DELETE FROM '.self::TABLE.' WHERE fs_id=:fs_id');
|
|
$stmt_props = self::$pdo->prepare('DELETE FROM '.self::PROPS_TABLE.' WHERE fs_id=:fs_id');
|
|
}
|
|
if ($stmt->execute(array('fs_id' => $row['fs_id'])) &&
|
|
$stmt_props->execute(array('fs_id' => $row['fs_id'])))
|
|
{
|
|
$msgs[] = lang('File %1 has no content in physical filesystem %2 --> file removed!',$path,$phy_path);
|
|
}
|
|
else
|
|
{
|
|
$msgs[] = lang('File %1 has no content in physical filesystem %2 --> failed to remove file!',
|
|
$path.' (#'.$row['fs_id'].')',$phy_path);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if ($check_only && $msgs)
|
|
{
|
|
$msgs[] = lang('Files without content in physical filesystem will be removed.');
|
|
}
|
|
return $msgs;
|
|
}
|
|
|
|
/**
|
|
* Name of lost+found directory for unconnected nodes
|
|
*/
|
|
const LOST_N_FOUND = '/lost+found';
|
|
const LOST_N_FOUND_MOD = 070;
|
|
const LOST_N_FOUND_GRP = 'Admins';
|
|
|
|
/**
|
|
* Check and optionally fix unconnected nodes - parent directory does not (longer) exists:
|
|
*
|
|
* SELECT fs.*
|
|
* FROM egw_sqlfs fs
|
|
* LEFT JOIN egw_sqlfs dir ON dir.fs_id=fs.fs_dir
|
|
* WHERE fs.fs_id > 1 && dir.fs_id IS NULL
|
|
*
|
|
* @param boolean $check_only=true
|
|
* @return array with messages / found problems
|
|
*/
|
|
private static function fsck_fix_unconnected($check_only=true)
|
|
{
|
|
$lostnfound = null;
|
|
$msgs = array();
|
|
foreach(self::$pdo->query('SELECT fs.* FROM '.self::TABLE.' fs'.
|
|
' LEFT JOIN '.self::TABLE.' dir ON dir.fs_id=fs.fs_dir'.
|
|
' WHERE fs.fs_id > 1 AND dir.fs_id IS NULL') as $row)
|
|
{
|
|
if ($check_only)
|
|
{
|
|
$msgs[] = lang('Found unconnected %1 %2!',
|
|
mime_magic::mime2label($row['fs_mime']),
|
|
egw_vfs::decodePath($row['fs_name']).' (#'.$row['fs_id'].')');
|
|
continue;
|
|
}
|
|
if (!isset($lostnfound))
|
|
{
|
|
// check if we already have /lost+found, create it if not
|
|
if (!($lostnfound = self::url_stat(self::LOST_N_FOUND, STREAM_URL_STAT_QUIET)))
|
|
{
|
|
egw_vfs::$is_root = true;
|
|
if (!self::mkdir(self::LOST_N_FOUND, self::LOST_N_FOUND_MOD, 0) ||
|
|
!(!($admins = $GLOBALS['egw']->accounts->name2id(self::LOST_N_FOUND_GRP)) ||
|
|
self::chgrp(self::LOST_N_FOUND, $admins) && self::chmod(self::LOST_N_FOUND,self::LOST_N_FOUND_MOD)) ||
|
|
!($lostnfound = self::url_stat(self::LOST_N_FOUND, STREAM_URL_STAT_QUIET)))
|
|
{
|
|
$msgs[] = lang("Can't create directory %1 to connect found unconnected nodes to it!",self::LOST_N_FOUND);
|
|
}
|
|
else
|
|
{
|
|
$msgs[] = lang('Successful created new directory %1 for unconnected nods.',self::LOST_N_FOUND);
|
|
}
|
|
egw_vfs::$is_root = false;
|
|
if (!$lostnfound) break;
|
|
}
|
|
$stmt = self::$pdo->prepare('UPDATE '.self::TABLE.' SET fs_dir=:fs_dir WHERE fs_id=:fs_id');
|
|
}
|
|
if ($stmt->execute(array(
|
|
'fs_dir' => $lostnfound['ino'],
|
|
'fs_id' => $row['fs_id'],
|
|
)))
|
|
{
|
|
$msgs[] = lang('Moved unconnected %1 %2 to %3.',
|
|
mime_magic::mime2label($row['fs_mime']),
|
|
egw_vfs::decodePath($row['fs_name']).' (#'.$row['fs_id'].')',
|
|
self::LOST_N_FOUND);
|
|
}
|
|
else
|
|
{
|
|
$msgs[] = lang('Failed to move unconnected %1 %2 to %3!',
|
|
mime_magic::mime2label($row['fs_mime']), egw_vfs::decodePath($row['fs_name']), self::LOST_N_FOUND);
|
|
}
|
|
}
|
|
if ($check_only && $msgs)
|
|
{
|
|
$msgs[] = lang('Unconnected nodes will be moved to %1.',self::LOST_N_FOUND);
|
|
}
|
|
return $msgs;
|
|
}
|
|
|
|
/**
|
|
* Check and optionally fix multiple active files and directories with identical path
|
|
*
|
|
* @param boolean $check_only=true
|
|
* @return array with messages / found problems
|
|
*/
|
|
private static function fsck_fix_multiple_active($check_only=true)
|
|
{
|
|
$stmt = $inactivate_msg_added = null;
|
|
$msgs = array();
|
|
foreach(self::$pdo->query('SELECT fs_dir,fs_name,COUNT(*) FROM '.self::TABLE.
|
|
' WHERE fs_active='.self::_pdo_boolean(true).
|
|
' GROUP BY fs_dir,'.(self::$pdo_type == 'mysql' ? 'BINARY ' : '').'fs_name'. // fs_name is casesensitive!
|
|
' HAVING COUNT(*) > 1') as $row)
|
|
{
|
|
if (!isset($stmt))
|
|
{
|
|
$stmt = self::$pdo->prepare('SELECT *,(SELECT COUNT(*) FROM '.self::TABLE.' sub WHERE sub.fs_dir=fs.fs_id) AS children'.
|
|
' FROM '.self::TABLE.' fs'.
|
|
' WHERE fs.fs_dir=:fs_dir AND fs.fs_active='.self::_pdo_boolean(true).' AND fs.fs_name'.self::$case_sensitive_equal.':fs_name'.
|
|
" ORDER BY fs.fs_mime='httpd/unix-directory' DESC,children DESC,fs.fs_modified DESC");
|
|
$inactivate_stmt = self::$pdo->prepare('UPDATE '.self::TABLE.
|
|
' SET fs_active='.self::_pdo_boolean(false).
|
|
' WHERE fs_dir=:fs_dir AND fs_active='.self::_pdo_boolean(true).
|
|
' AND fs_name'.self::$case_sensitive_equal.':fs_name AND fs_id!=:fs_id');
|
|
}
|
|
//$msgs[] = array2string($row);
|
|
$cnt = 0;
|
|
$stmt->execute(array(
|
|
'fs_dir' => $row['fs_dir'],
|
|
'fs_name' => $row['fs_name'],
|
|
));
|
|
foreach($stmt as $n => $entry)
|
|
{
|
|
if ($entry['fs_mime'] == 'httpd/unix-directory')
|
|
{
|
|
if (!$n)
|
|
{
|
|
$dir = $entry; // directory to keep
|
|
$msgs[] = lang('%1 directories %2 found!', $row[2], self::id2path($entry['fs_id']));
|
|
if ($check_only) break;
|
|
}
|
|
else
|
|
{
|
|
if ($entry['children'])
|
|
{
|
|
$msgs[] = lang('Moved %1 children from directory fs_id=%2 to %3',
|
|
$children = self::$pdo->exec('UPDATE '.self::TABLE.' SET fs_dir='.(int)$dir['fs_id'].
|
|
' WHERE fs_dir='.(int)$entry['fs_id']),
|
|
$entry['fs_id'], $dir['fs_id']);
|
|
|
|
$dir['children'] += $children;
|
|
}
|
|
self::$pdo->query('DELETE FROM '.self::TABLE.' WHERE fs_id='.(int)$entry['fs_id']);
|
|
$msgs[] = lang('Removed (now) empty directory fs_id=%1',$entry['fs_id']);
|
|
}
|
|
}
|
|
elseif (isset($dir)) // file and directory with same name exist!
|
|
{
|
|
if (!$check_only)
|
|
{
|
|
$inactivate_stmt->execute(array(
|
|
'fs_dir' => $row['fs_dir'],
|
|
'fs_name' => $row['fs_name'],
|
|
'fs_id' => $dir['fs_id'],
|
|
));
|
|
$cnt = $inactivate_stmt->rowCount();
|
|
}
|
|
else
|
|
{
|
|
$cnt = ucfirst(lang('none of %1', $row[2]-1));
|
|
}
|
|
$msgs[] = lang('%1 active file(s) with same name as directory inactivated!',$cnt);
|
|
break;
|
|
}
|
|
else // newest file --> set for all other fs_active=false
|
|
{
|
|
if (!$check_only)
|
|
{
|
|
$inactivate_stmt->execute(array(
|
|
'fs_dir' => $row['fs_dir'],
|
|
'fs_name' => $row['fs_name'],
|
|
'fs_id' => $entry['fs_id'],
|
|
));
|
|
$cnt = $inactivate_stmt->rowCount();
|
|
}
|
|
else
|
|
{
|
|
$cnt = lang('none of %1', $row[2]-1);
|
|
}
|
|
$msgs[] = lang('More then one active file %1 found, inactivating %2 older revisions!',
|
|
self::id2path($entry['fs_id']), $cnt);
|
|
break;
|
|
}
|
|
}
|
|
unset($dir);
|
|
if ($cnt && !isset($inactivate_msg_added))
|
|
{
|
|
$msgs[] = lang('To examine or reinstate inactived files, you might need to turn versioning on.');
|
|
$inactivate_msg_added = true;
|
|
}
|
|
}
|
|
return $msgs;
|
|
}
|
|
}
|
|
|
|
// fsck testcode, if this file is called via it's URL (you need to uncomment it!)
|
|
/*if (isset($_SERVER['SCRIPT_FILENAME']) && $_SERVER['SCRIPT_FILENAME'] == __FILE__)
|
|
{
|
|
$GLOBALS['egw_info'] = array(
|
|
'flags' => array(
|
|
'currentapp' => 'admin',
|
|
'nonavbar' => true,
|
|
),
|
|
);
|
|
include_once '../../header.inc.php';
|
|
|
|
$msgs = sqlfs_utils::fsck(!isset($_GET['check_only']) || $_GET['check_only']);
|
|
echo '<p>'.implode("</p>\n<p>", (array)$msgs)."</p>\n";
|
|
}*/ |