mirror of https://github.com/1099438829/apeblog
346 lines
13 KiB
PHP
346 lines
13 KiB
PHP
<?php
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// +----------------------------------------------------------------------
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// | HulaCWMS 呼啦企业网站管理系统
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// +----------------------------------------------------------------------
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// | Copyright (c) 2021 https://www.kaifashu.com All rights reserved.
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// +----------------------------------------------------------------------
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// | Author: 开发树
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// +----------------------------------------------------------------------
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namespace app\admin\controller;
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use app\admin\extend\Util as Util;
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use app\common\extend\Database;
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use app\Request;
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use Exception;
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use FilesystemIterator;
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use think\db\exception\DataNotFoundException;
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use think\db\exception\DbException;
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use think\db\exception\ModelNotFoundException;
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use think\facade\Db;
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/*
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* 数据库备份还原控制器
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*/
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class Databases extends AuthController
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{
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/**
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* 数据库备份/还原列表
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* @param null $type
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* @return string
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* @throws Exception
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* @author 木子的忧伤
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* @date 2021-10-30 12:45
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*/
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public function index($type = null)
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{
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if (!$type) {
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$type = 'export';
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}
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switch ($type) {
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/* 数据还原 */
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case 'import':
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$title = '数据还原';
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break;
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/* 数据备份 */
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case 'export':
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$title = '数据备份';
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break;
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default:
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$this->error('参数错误！');
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}
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$this->assign('mate_title', $title);
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return $this->fetch($type);
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}
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/**
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* 获取列表
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* @param Request $request
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* @return mixed
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* @throws DataNotFoundException
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* @throws DbException
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* @throws ModelNotFoundException
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* @author 木子的忧伤
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* @date 2021-10-31 0:12
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*/
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public function lst(Request $request)
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{
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$data = Util::postMore([
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['type', 'export'],
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]);
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switch ($data['type']) {
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/* 数据还原 */
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case 'import':
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//列出备份文件列表
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$path = system_config('data_backup_path');
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if (!is_dir($path)) {
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mkdir($path, 0755, true);
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}
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$path = realpath($path);
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$flag = FilesystemIterator::KEY_AS_FILENAME;
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$glob = new FilesystemIterator($path, $flag);
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$list = array();
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foreach ($glob as $name => $file) {
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if (preg_match('/^\d{8,8}-\d{6,6}-\d+\.sql(?:\.gz)?$/', $name)) {
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$name = sscanf($name, '%4s%2s%2s-%2s%2s%2s-%d');
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$date = "{$name[0]}-{$name[1]}-{$name[2]}";
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$time = "{$name[3]}:{$name[4]}:{$name[5]}";
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$part = $name[6];
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if (isset($list["{$date} {$time}"])) {
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$info = $list["{$date} {$time}"];
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$info['part'] = max($info['part'], $part);
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$info['size'] = $info['size'] + $file->getSize();
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} else {
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$info['part'] = $part;
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$info['size'] = $file->getSize();
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}
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$extension = strtoupper(pathinfo($file->getFilename(), PATHINFO_EXTENSION));
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$info['compress'] = ($extension === 'SQL') ? '-' : $extension;
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$info['time'] = "{$date} {$time}";
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$info['key'] = strtotime("{$date} {$time}");
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$list[] = $info;
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}
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}
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break;
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/* 数据备份 */
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case 'export':
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$list = Db::query('SHOW TABLE STATUS');
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$list = array_map('array_change_key_case', $list);
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break;
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default:
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$this->error('参数错误！');
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}
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$result = [
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"data" => $list,
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"count" => count($list)
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];
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return app("json")->layui($result);
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}
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/**
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* 优化表
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* @author 木子的忧伤
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* @date 2021-10-30 12:46
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*/
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public function optimize()
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{
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$data = Util::postMore([
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['ids', ''],
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]);
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if ($data['ids'] == "") return app("json")->fail("请指定要优化的表");
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$ids = $data['ids'];
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if (is_array($ids)) {
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$ids = implode('`,`', $ids);
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$list = Db::query("OPTIMIZE TABLE {$ids}");
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return $list ? app("json")->success("数据表优化完成", 'code') : app("json")->fail("数据表优化出错请重试");
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} else {
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$list = Db::query("OPTIMIZE TABLE {$ids}");
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return $list ? app("json")->success("数据表'{$ids}'优化完成", 'code') : app("json")->fail("数据表'{$ids}'优化出错请重试");
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}
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}
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/**
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* 修复表
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* @author 木子的忧伤
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* @date 2021-10-31 0:12
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*/
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public function repair()
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{
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$data = Util::postMore([
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['ids', ''],
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]);
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if ($data['ids'] == "") return app("json")->fail("请指定要优化的表");
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$ids = $data['ids'];
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if (is_array($ids)) {
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$ids = implode('`,`', $ids);
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$list = Db::query("REPAIR TABLE {$ids}");
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return $list ? app("json")->success("数据表修复完成", 'code') : app("json")->fail("数据表修复出错请重试");
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} else {
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$list = Db::query("REPAIR TABLE {$ids}");
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return $list ? app("json")->success("数据表'{$ids}'修复完成", 'code') : app("json")->fail("数据表'{$ids}'修复出错请重试");
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}
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}
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/**
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* 删除备份文件
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* @return mixed|void
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* @throws DataNotFoundException
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* @throws DbException
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* @throws ModelNotFoundException
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* @author 木子的忧伤
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* @date 2021-10-30 13:31
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*/
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public function delOne()
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{
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$data = Util::postMore([
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['key', ''],
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]);
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if ($data['key'] == "") return app("json")->fail("参数错误");
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$name = date('Ymd-His', $data['key']) . '-*.sql*';
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$path = realpath(system_config('data_backup_path')) . DIRECTORY_SEPARATOR . $name;
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array_map("unlink", glob($path));
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return !count(glob($path)) ? app("json")->success("备份文件删除成功", 'code') : app("json")->fail("备份文件删除失败，请检查权限");
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}
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/**
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* 备份数据库
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* @return mixed
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* @throws DataNotFoundException
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* @throws DbException
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* @throws ModelNotFoundException
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* @author 木子的忧伤
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* @date 2021-10-31 0:35
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*/
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public function export()
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{
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$data = Util::postMore([
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['ids', ''],
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['id', ''],
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['start', ''],
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]);
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if (request()->isPost() && !empty($data['ids'])) { //初始化
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if (!is_array($data['ids'])) {
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$data['ids'] = explode(',', $data['ids']);
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}
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$path = system_config('data_backup_path');
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if (!is_dir($path)) {
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mkdir($path, 0755, true);
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}
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//读取备份配置
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$config = array(
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'path' => realpath($path) . DIRECTORY_SEPARATOR,
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'part' => system_config('data_backup_part_size'),
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'compress' => system_config('data_backup_compress'),
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'level' => system_config('data_backup_compress_level'),
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);
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//检查备份目录是否可写
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if (!is_writeable($config['path'])) return app("json")->fail('备份目录不存在或不可写，请检查后重试');
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//检查是否有正在执行的任务
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$lock = "{$config['path']}backup.lock";
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if (is_file($lock)) {
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return app("json")->fail('检测到有一个备份任务正在执行，请稍后再试');
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} else {
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//创建锁文件
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file_put_contents($lock, time());
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}
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session('backup_config', $config);
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//生成备份文件信息
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$file = array(
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'name' => date('Ymd-His', time()),
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'part' => 1,
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);
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session('backup_file', $file);
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//缓存要备份的表
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session('backup_tables', $data['ids']);
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//创建备份文件
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$Database = new Database($file, $config);
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$res = $Database->create();
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$tab = array('id' => 0, 'start' => 0);
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return $res ? app("json")->success("初始化成功", array('tables' => $data['ids'], 'tab' => $tab)) : app("json")->fail("初始化失败，备份文件创建失败！");
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} elseif (request()->isGet() && is_numeric($data['id']) && is_numeric($data['start'])) { //备份数据
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$data['ids'] = session('backup_tables');
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//备份指定表
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$Database = new Database(session('backup_file'), session('backup_config'));
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$data['start'] = $Database->backup($data['ids'][$data['id']], $data['start']);
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if (false === $data['start']) { //出错
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$this->error('备份出错！');
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} elseif (0 === $data['start']) { //下一表
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if (isset($data['ids'][++$data['id']])) {
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$tab = array('id' => $data['id'], 'start' => 0);
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return app("json")->success($data['ids'][$data['id']] . "备份完成", array('tab' => $tab));
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} else { //备份完成，清空缓存
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unlink(session('backup_config.path') . 'backup.lock');
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session('backup_tables', null);
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session('backup_file', null);
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session('backup_config', null);
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return app("json")->success("备份完成");
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}
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} else {
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$tab = array('id' => $data['id'], 'start' => $data['start'][0]);
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$rate = floor(100 * ($data['start'][0] / $data['start'][1]));
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return app("json")->success("正在备份...({$rate}%)", array('tab' => $tab));
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}
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} else { //出错
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return app("json")->fail("参数错误");
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}
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}
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/**
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* 还原数据库
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* @author 木子的忧伤
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* @date 2021-10-30 12:46
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*/
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public function import()
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{
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$data = Util::postMore([
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['key', ''],
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['part', null],
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['start', null],
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]);
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if (is_numeric($data['key']) && is_null($data['part']) && is_null($data['start'])) { //初始化
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//获取备份文件信息
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$name = date('Ymd-His', $data['key']) . '-*.sql*';
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$path = realpath(system_config('data_backup_path')) . DIRECTORY_SEPARATOR . $name;
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$files = glob($path);
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$list = array();
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foreach ($files as $name) {
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$basename = basename($name);
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$match = sscanf($basename, '%4s%2s%2s-%2s%2s%2s-%d');
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$gz = preg_match('/^\d{8,8}-\d{6,6}-\d+\.sql.gz$/', $basename);
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$list[$match[6]] = array($match[6], $name, $gz);
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}
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ksort($list);
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//检测文件正确性
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$last = end($list);
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if (count($list) === $last[0]) {
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session('backup_list', $list); //缓存备份列表
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return app("json")->success("初始化完成", array('part' => 1, 'start' => 0));
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} else {
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return app("json")->fail("备份文件可能已经损坏，请检查");
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}
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} elseif (is_numeric($data['part']) && is_numeric($data['start'])) {
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$list = session('backup_list');
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$db = new Database($list[$data['part']], array(
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'path' => realpath(system_config('data_backup_path')) . DIRECTORY_SEPARATOR,
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'compress' => $list[$data['part']][2]));
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$data['start'] = $db->import($data['start']);
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if (false === $data['start']) {
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$this->error('还原数据出错！');
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} elseif (0 === $data['start']) { //下一卷
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if (isset($list[++$data['part']])) {
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return app("json")->success("正在还原...#{$data['part']}", 'code');
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} else {
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session('backup_list', null);
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return app("json")->success("还原完成");
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}
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} else {
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$data = array('part' => $data['part'], 'start' => $data['start'][0]);
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if ($data['start'][1]) {
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$rate = floor(100 * ($data['start'][0] / $data['start'][1]));
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return app("json")->success("正在还原...#{$data['part']} ({$rate}%)");
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} else {
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$data['gz'] = 1;
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return app("json")->success("正在还原...#{$data['part']}");
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}
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}
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} else {
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return app("json")->fail('参数错误！');
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}
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}
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}
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