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New functionality: data backup / restore. By default, performs a daily backup, keeping the five last backups. Allows manual backups too.

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SVN:trunk[3402]
This commit is contained in:
Romain Quetiez
2014-11-03 09:18:54 +00:00
parent 2c70c60d2b
commit a7d3a5a488
11 changed files with 1695 additions and 0 deletions
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129
datamodels/2.x/itop-backup/dbrestore.class.inc.php Normal file
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<?php
// Copyright (C) 2014 Combodo SARL
//
// This file is part of iTop.
//
// iTop 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.
//
// iTop 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 iTop. If not, see <http://www.gnu.org/licenses/>
class DBRestore extends DBBackup
{
protected function LogInfo($sMsg)
{
//IssueLog::Info('non juste info: '.$sMsg);
}
protected function LogError($sMsg)
{
IssueLog::Error($sMsg);
}
protected function LoadDatabase($sDataFile)
{
$this->LogInfo("Loading data onto $this->sDBHost/$this->sDBName(suffix:'$this->sDBSubName')");
// Just to check the connection to the DB (more accurate than getting the retcode of mysql)
$oMysqli = $this->DBConnect();
$sHost = self::EscapeShellArg($this->sDBHost);
$sUser = self::EscapeShellArg($this->sDBUser);
$sPwd = self::EscapeShellArg($this->sDBPwd);
$sDBName = self::EscapeShellArg($this->sDBName);
if (empty($this->sMySQLBinDir))
{
$sMySQLExe = 'mysql';
}
else
{
$sMySQLExe = '"'.$this->sMySQLBinDir.'/mysql"';
}
if (is_null($this->iDBPort))
{
$sPortOption = '';
}
else
{
$sPortOption = '--port='.$this->iDBPort.' ';
}
$sDataFileEscaped = self::EscapeShellArg($sDataFile);
$sCommand = "$sMySQLExe --default-character-set=utf8 --host=$sHost $sPortOption --user=$sUser --password=$sPwd $sDBName <$sDataFileEscaped 2>&1";
$sCommandDisplay = "$sMySQLExe --default-character-set=utf8 --host=$sHost $sPortOption --user=xxxx --password=xxxx $sDBName <$sDataFileEscaped 2>&1";
// Now run the command for real
$this->LogInfo("Executing command: $sCommandDisplay");
$aOutput = array();
$iRetCode = 0;
exec($sCommand, $aOutput, $iRetCode);
foreach($aOutput as $sLine)
{
$this->LogInfo("mysql said: $sLine");
}
if ($iRetCode != 0)
{
$this->LogError("Failed to execute: $sCommandDisplay. The command returned:$iRetCode");
foreach($aOutput as $sLine)
{
$this->LogError("mysql said: $sLine");
}
if (count($aOutput) == 1)
{
$sMoreInfo = trim($aOutput[0]);
}
else
{
$sMoreInfo = "Check the log file '".realpath(APPROOT.'/log/error.log')."' for more information.";
}
throw new BackupException("Failed to execute mysql: ".$sMoreInfo);
}
}
public function RestoreFromZip($sZipFile, $sEnvironment = 'production')
{
$this->LogInfo("Starting restore of ".basename($sZipFile));
$oZip = new ZipArchive();
$res = $oZip->open($sZipFile);
// Load the database
//
$sDataDir = tempnam(SetupUtils::GetTmpDir(), 'itop-');
unlink($sDataDir); // I need a directory, not a file...
SetupUtils::builddir($sDataDir); // Here is the directory
$oZip->extractTo($sDataDir, 'itop-dump.sql');
$sDataFile = $sDataDir.'/itop-dump.sql';
$this->LoadDatabase($sDataFile);
unlink($sDataFile);
// Update the code
//
$sDeltaFile = APPROOT.'data/'.$sEnvironment.'.delta.xml';
if ($oZip->locateName('delta.xml') !== false)
{
// Extract and rename delta.xml => <env>.delta.xml;
file_put_contents($sDeltaFile, $oZip->getFromName('delta.xml'));
}
else
{
@unlink($sDeltaFile);
}
$sConfigFile = APPROOT.'conf/'.$sEnvironment.'/config-itop.php';
@chmod($sConfigFile, 0770); // Allow overwriting the file
$oZip->extractTo(APPROOT.'conf/'.$sEnvironment, 'config-itop.php');
@chmod($sConfigFile, 0444); // Read-only
$oEnvironment = new RunTimeEnvironment($sEnvironment);
$oEnvironment->CompileFrom($sEnvironment);
}
}