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366 lines
14 KiB
PHP

<?php
namespace app\admin\controller;
use app\common\builder\ZBuilder;
use think\Db;
use util\Database as DatabaseModel;
/**
* 数据库管理
* @package app\admin\controller
*/
class Database extends Admin
{
/**
* 数据库管理
* @param string $group 分组
* @author 蔡伟明 <314013107@qq.com>
* @return mixed
* @throws \think\Exception
*/
public function index($group = 'export')
{
// 配置分组信息
$list_group = ['export' =>'备份数据库', 'import' => '还原数据库'];
$tab_list = [];
foreach ($list_group as $key => $value) {
$tab_list[$key]['title'] = $value;
$tab_list[$key]['url'] = url('index', ['group' => $key]);
}
switch ($group) {
case 'export':
$data_list = Db::query("SHOW TABLE STATUS");
$data_list = array_map('array_change_key_case', $data_list);
// 自定义按钮
$btn_export = [
'title' => '立即备份',
'icon' => 'fa fa-fw fa-copy',
'class' => 'btn btn-primary ajax-post confirm',
'href' => url('export')
];
$btn_optimize_all = [
'title' => '优化表',
'icon' => 'fa fa-fw fa-cogs',
'class' => 'btn btn-success ajax-post',
'href' => url('optimize')
];
$btn_repair_all = [
'title' => '修复表',
'icon' => 'fa fa-fw fa-wrench',
'class' => 'btn btn-success ajax-post',
'href' => url('repair')
];
$btn_optimize = [
'title' => '优化表',
'icon' => 'fa fa-fw fa-cogs',
'class' => 'btn btn-xs btn-default ajax-get',
'href' => url('optimize', ['ids' => '__id__'])
];
$btn_repair = [
'title' => '修复表',
'icon' => 'fa fa-fw fa-wrench',
'class' => 'btn btn-xs btn-default ajax-get',
'href' => url('repair', ['ids' => '__id__'])
];
// 使用ZBuilder快速创建数据表格
return ZBuilder::make('table')
->setPageTitle('数据库管理') // 设置页面标题
->setPrimaryKey('name')
->setTabNav($tab_list, $group) // 设置tab分页
->addColumns([ // 批量添加数据列
['name', '表名'],
['rows', '行数'],
['data_length', '大小', 'byte'],
['data_free', '冗余', 'byte'],
['comment', '备注'],
['right_button', '操作', 'btn']
])
->addTopButton('custom', $btn_export) // 添加单个顶部按钮
->addTopButton('custom', $btn_optimize_all) // 添加单个顶部按钮
->addTopButton('custom', $btn_repair_all) // 添加单个顶部按钮
->addRightButton('custom', $btn_optimize) // 添加右侧按钮
->addRightButton('custom', $btn_repair) // 添加右侧按钮
->setRowList($data_list) // 设置表格数据
->fetch(); // 渲染模板
break;
case 'import':
// 列出备份文件列表
$path = config('data_backup_path');
if(!is_dir($path)){
mkdir($path, 0755, true);
}
$path = realpath($path);
$flag = \FilesystemIterator::KEY_AS_FILENAME;
$glob = new \FilesystemIterator($path, $flag);
$data_list = [];
foreach ($glob as $name => $file) {
if(preg_match('/^\d{8,8}-\d{6,6}-\d+\.sql(?:\.gz)?$/', $name)){
$name = sscanf($name, '%4s%2s%2s-%2s%2s%2s-%d');
$date = "{$name[0]}-{$name[1]}-{$name[2]}";
$time = "{$name[3]}:{$name[4]}:{$name[5]}";
$part = $name[6];
if(isset($data_list["{$date} {$time}"])){
$info = $data_list["{$date} {$time}"];
$info['part'] = max($info['part'], $part);
$info['size'] = $info['size'] + $file->getSize();
} else {
$info['part'] = $part;
$info['size'] = $file->getSize();
}
$extension = strtoupper(pathinfo($file->getFilename(), PATHINFO_EXTENSION));
$info['compress'] = ($extension === 'SQL') ? '-' : $extension;
$info['time'] = strtotime("{$date} {$time}");
$info['name'] = $info['time'];
$data_list["{$date} {$time}"] = $info;
}
}
$data_list = !empty($data_list) ? array_values($data_list) : $data_list;
// 自定义按钮
$btn_import = [
'title' => '还原',
'icon' => 'fa fa-fw fa-reply',
'class' => 'btn btn-xs btn-default ajax-get confirm',
'href' => url('import', ['time' => '__id__'])
];
// 使用ZBuilder快速创建数据表格
return ZBuilder::make('table')
->setPageTitle('数据库管理') // 设置页面标题
->setPrimaryKey('time')
->hideCheckbox()
->setTabNav($tab_list, $group) // 设置tab分页
->addColumns([ // 批量添加数据列
['name', '备份名称', 'datetime', '', 'Ymd-His'],
['part', '卷数'],
['compress', '压缩'],
['size', '数据大小', 'byte'],
['time', '备份时间', 'datetime', '', 'Y-m-d H:i:s'],
['right_button', '操作', 'btn']
])
->addRightButton('custom', $btn_import) // 添加右侧按钮
->addRightButton('delete') // 添加右侧按钮
->setRowList($data_list) // 设置表格数据
->fetch(); // 渲染模板
break;
}
}
/**
* 备份数据库(参考onthink 麦当苗儿 <zuojiazi@vip.qq.com>)
* @param null|array $ids 表名
* @param integer $start 起始行数
* @author 蔡伟明 <314013107@qq.com>
*/
public function export($ids = null, $start = 0)
{
$tables = $ids;
if ($this->request->isPost() && !empty($tables) && is_array($tables)) {
// 初始化
$path = config('data_backup_path');
if(!is_dir($path)){
mkdir($path, 0755, true);
}
// 读取备份配置
$config = array(
'path' => realpath($path) . DIRECTORY_SEPARATOR,
'part' => config('data_backup_part_size'),
'compress' => config('data_backup_compress'),
'level' => config('data_backup_compress_level'),
);
// 检查是否有正在执行的任务
$lock = "{$config['path']}backup.lock";
if(is_file($lock)){
$this->error('检测到有一个备份任务正在执行,请稍后再试!');
} else {
// 创建锁文件
file_put_contents($lock, $this->request->time());
}
// 检查备份目录是否可写
is_writeable($config['path']) || $this->error('备份目录不存在或不可写,请检查后重试!');
// 生成备份文件信息
$file = array(
'name' => date('Ymd-His', $this->request->time()),
'part' => 1,
);
// 创建备份文件
$Database = new DatabaseModel($file, $config);
if(false !== $Database->create()){
// 备份指定表
foreach ($tables as $table) {
$start = $Database->backup($table, $start);
while (0 !== $start) {
if (false === $start) { // 出错
$this->error('备份出错!');
}
$start = $Database->backup($table, $start[0]);
}
}
// 备份完成,删除锁定文件
unlink($lock);
// 记录行为
action_log('database_export', 'database', 0, UID, implode(',', $tables));
$this->success('备份完成!');
} else {
$this->error('初始化失败,备份文件创建失败!');
}
} else {
$this->error('参数错误!');
}
}
/**
* 还原数据库(参考onthink 麦当苗儿 <zuojiazi@vip.qq.com>)
* @param int $time 文件时间戳
* @author 蔡伟明 <314013107@qq.com>
*/
public function import($time = 0)
{
if ($time === 0) $this->error('参数错误!');
// 初始化
$name = date('Ymd-His', $time) . '-*.sql*';
$path = realpath(config('data_backup_path')) . DIRECTORY_SEPARATOR . $name;
$files = glob($path);
$list = array();
foreach($files as $name){
$basename = basename($name);
$match = sscanf($basename, '%4s%2s%2s-%2s%2s%2s-%d');
$gz = preg_match('/^\d{8,8}-\d{6,6}-\d+\.sql.gz$/', $basename);
$list[$match[6]] = array($match[6], $name, $gz);
}
ksort($list);
// 检测文件正确性
$last = end($list);
if(count($list) === $last[0]){
foreach ($list as $item) {
$config = [
'path' => realpath(config('data_backup_path')) . DIRECTORY_SEPARATOR,
'compress' => $item[2]
];
$Database = new DatabaseModel($item, $config);
$start = $Database->import(0);
// 循环导入数据
while (0 !== $start) {
if (false === $start) { // 出错
$this->error('还原数据出错!');
}
$start = $Database->import($start[0]);
}
}
// 记录行为
action_log('database_import', 'database', 0, UID, date('Ymd-His', $time));
$this->success('还原完成!');
} else {
$this->error('备份文件可能已经损坏,请检查!');
}
}
/**
* 优化表
* @param null|string|array $ids 表名
* @author 蔡伟明 <314013107@qq.com>
*/
public function optimize($ids = null)
{
$tables = $ids;
if($tables) {
if(is_array($tables)){
$tables = implode('`,`', $tables);
$list = Db::query("OPTIMIZE TABLE `{$tables}`");
if($list){
// 记录行为
action_log('database_optimize', 'database', 0, UID, "`{$tables}`");
$this->success("数据表优化完成!");
} else {
$this->error("数据表优化出错请重试!");
}
} else {
$list = Db::query("OPTIMIZE TABLE `{$tables}`");
if($list){
// 记录行为
action_log('database_optimize', 'database', 0, UID, $tables);
$this->success("数据表'{$tables}'优化完成!");
} else {
$this->error("数据表'{$tables}'优化出错请重试!");
}
}
} else {
$this->error("请选择要优化的表!");
}
}
/**
* 修复表
* @param null|string|array $ids 表名
* @author 蔡伟明 <314013107@qq.com>
*/
public function repair($ids = null)
{
$tables = $ids;
if($tables) {
if(is_array($tables)){
$tables = implode('`,`', $tables);
$list = Db::query("REPAIR TABLE `{$tables}`");
if($list){
// 记录行为
action_log('database_repair', 'database', 0, UID, "`{$tables}`");
$this->success("数据表修复完成!");
} else {
$this->error("数据表修复出错请重试!");
}
} else {
$list = Db::query("REPAIR TABLE `{$tables}`");
if($list){
// 记录行为
action_log('database_repair', 'database', 0, UID, $tables);
$this->success("数据表'{$tables}'修复完成!");
} else {
$this->error("数据表'{$tables}'修复出错请重试!");
}
}
} else {
$this->error("请指定要修复的表!");
}
}
/**
* 删除备份文件
* @param int $ids 备份时间
* @author 蔡伟明 <314013107@qq.com>
* @return mixed
*/
public function delete($ids = 0)
{
if ($ids == 0) $this->error('参数错误!');
$name = date('Ymd-His', $ids) . '-*.sql*';
$path = realpath(config('data_backup_path')) . DIRECTORY_SEPARATOR . $name;
array_map("unlink", glob($path));
if(count(glob($path))){
$this->error('备份文件删除失败,请检查权限!');
} else {
// 记录行为
action_log('database_backup_delete', 'database', 0, UID, date('Ymd-His', $ids));
$this->success('备份文件删除成功!');
}
}
}