backup-php

#!/usr/bin/php
<?php
require_once 'SystemWrapper.php';
require_once 'LocalRsyncBackup.php';
require_once 'RemoteRsyncBackup.php';

$dir = __DIR__.DIRECTORY_SEPARATOR;

$configFile = $dir.'config.json';
if(!file_exists($configFile)){
    echo "no config file found";
    exit(1);
}

$config = json_decode(file_get_contents($configFile));

$logFolder = $config->logFolder;
if(!is_dir($logFolder) || !is_writeable($logFolder)){
    echo "log folder not existing or not writeable";
    exit(1);
}

$backupBase = new SystemWrapper($logFolder);
$backupBase->notify('starting backup');

foreach($config->preCommands as $cmd){
    $backupBase->exec($cmd);
}

#putenv('SHELL=/bin/bash');
$localBackuper = new LocalRsyncBackup($backupBase);

foreach($config->local as $local){
    $t1 = time();
    $localBackuper->notify('starting backup of '.$local->from.' to local secondary disc.');
    $ret2 = $localBackuper->backup($local->from, $local->to, $local->toDevice, $dir.$local->excludeList);
    if ($ret2) {
        $tdiff = time() - $t1;
        $localBackuper->log("backup complete (took $tdiff sec)");
        $localBackuper->notify('backup of '.$local->from.' to local secondary disc successfull');
    } else {
        $localBackuper->notify('backup of '.$local->from.' failed');
    }
}

#putenv('SHELL=/bin/bash');
$remoteBackuper = new RemoteRsyncBackuper($backupBase);

$home = true;
if($config->onlyHome){
    $MAC = $config->homeMAC; //mac of your router at home
    $curMAC = exec($dir.'gateway-mac.sh');
    $home = $curMAC == $MAC;
}

if($home){ 
    $remoteBackuper->log('at home');
    $lastBackupDateFile = $dir.'last-remote-sync';
    if(file_exists($lastBackupDateFile)){
        $lastBackup = file_get_contents($lastBackupDateFile);
    } else {
        $lastBackup = '01-01-2000'; //more than one day ago
    }
    $remoteBackuper->log("last Backup was $lastBackup");
    if(
        $lastBackup != date('d-m-Y') && // the last backup is not from today
     !( (intval(date("H")) <= 6 && $lastBackup == date("d-m-Y", strtotime('-1 day',time())))) //its not 0-6 am, and the last backup is from yesterday
     ){ 
        foreach($config->remote as $remote){
            $remoteBackuper->notify('starting backup of '.$remote->from.' to remote rsync');
            $t1 = time();
            $ret = $remoteBackuper->backup($remote->from, $remote->to, $dir.$remote->excludeList);
            if ($ret) {
                $tdiff = time() - $t1;
                $remoteBackuper->log("backup complete (took $tdiff sec)");
                $localBackuper->notify('backup of '.$remote->from.' to remote rsync successfull');
                file_put_contents($lastBackupDateFile, date('d-m-Y'));
            } else $remoteBackuper->log('backup to remote rsync server failed');
        }    
    } else {
        $remoteBackuper->log('already backupped today');
    }
} else {
    $remoteBackuper->log('not at home');
}

$backupBase->cleanUp();