move all existing in subfolders

linux/rsync-nextcloud/on_sbz_side/README

@@ -0,0 +1,3 @@
+This folder hast to be on the SBZ server
+
+The credentials.php has to be filled but never commited to the git

linux/rsync-nextcloud/on_sbz_side/dump_all_databases.php

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+<?php
+ini_set('display_errors', 1);
+ini_set('display_startup_errors', 1);
+error_reporting(E_ALL);
+
+$dumps_path = 'dumps/';
+if(file_exists($dumps_path))
+{
+    array_map( 'unlink', array_filter((array) glob($dumps_path.'*') ) );
+}
+else
+{
+    mkdir('dumps');
+}
+
+$host = 'localhost';
+$user = 'root';
+$pass = "AdfQ3prfUDPu2MtaoLFtxvWbdBooJ6";
+
+$db_conn = new mysqli($host, $user, $pass);
+
+$result = mysqli_query($db_conn,"SHOW DATABASES");
+while ($row = mysqli_fetch_array($result)) {
+
+    if($row[0] == 'information_schema' || $row[0] == 'performance_schema')
+    {
+        continue;
+    }
+
+    $database = $row[0];
+    $dir = dirname(__FILE__) . '/'.$dumps_path.$database.'.sql';
+
+    exec("mysqldump --user={$user} --password={$pass} --host={$host} {$database} --result-file={$dir} 2>&1", $output);
+    if(!empty($output))
+    {
+        var_dump($output);
+    }
+}
+
+
+## Zip all dumps
+$zipfile = "dumps.zip";
+
+if(file_exists($zipfile))
+{
+    unlink($zipfile);
+}
+$zip = new ZipArchive;
+if($zip -> open($zipfile, ZipArchive::CREATE ) === TRUE)
+{
+    $dir = opendir($dumps_path);
+    while($file = readdir($dir)) {
+        if(is_file($dumps_path.$file)) {
+            $zip -> addFile($dumps_path.$file, $file);
+        }
+    }
+    $zip ->close();
+}