yii2认证(建议使用高级版本搞，因为人家已经什么都已经搞好了，写代码即可。不用再配置啦)

<?php
namespace frontend\controllers;
use Yii;
class IndexController extends \yii\web\Controller
{
	
	public function actionSite()
	{
$user=\common\models\User::findOne(['id'=>1]);
var_dump(Yii::$app->user->login($user));
		
	}
}

-- phpMyAdmin SQL Dump
-- version 4.5.1
-- http://www.phpmyadmin.net
--
-- Host: 127.0.0.1
-- Generation Time: 2022-01-28 03:49:51
-- 服务器版本： 10.1.13-MariaDB
-- PHP Version: 5.6.21

SET SQL_MODE = "NO_AUTO_VALUE_ON_ZERO";
SET time_zone = "+00:00";


/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */;
/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */;
/*!40101 SET NAMES utf8mb4 */;

--
-- Database: `smister`
--

-- --------------------------------------------------------

--
-- 表的结构 `user`
--

CREATE TABLE `user` (
  `id` int(11) NOT NULL,
  `username` varchar(255) COLLATE utf8_unicode_ci NOT NULL,
  `auth_key` varchar(32) COLLATE utf8_unicode_ci NOT NULL,
  `password_hash` varchar(255) COLLATE utf8_unicode_ci NOT NULL,
  `password_reset_token` varchar(255) COLLATE utf8_unicode_ci DEFAULT NULL,
  `email` varchar(255) COLLATE utf8_unicode_ci NOT NULL,
  `status` smallint(6) NOT NULL DEFAULT '10',
  `created_at` int(11) NOT NULL,
  `updated_at` int(11) NOT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci;

--
-- 转存表中的数据 `user`
--

INSERT INTO `user` (`id`, `username`, `auth_key`, `password_hash`, `password_reset_token`, `email`, `status`, `created_at`, `updated_at`) VALUES
(1, 'cyg', '', '$2y$13$NHFd.3BWFT5hSiq3uH1Ph.tB7LclapDx.dDRexGgk7eb5zynMkgPe', NULL, '', 10, 0, 0);

--
-- Indexes for dumped tables
--

--
-- Indexes for table `user`
--
ALTER TABLE `user`
  ADD PRIMARY KEY (`id`),
  ADD UNIQUE KEY `username` (`username`),
  ADD UNIQUE KEY `email` (`email`),
  ADD UNIQUE KEY `password_reset_token` (`password_reset_token`);

--
-- 在导出的表使用AUTO_INCREMENT
--

--
-- 使用表AUTO_INCREMENT `user`
--
ALTER TABLE `user`
  MODIFY `id` int(11) NOT NULL AUTO_INCREMENT, AUTO_INCREMENT=2;
/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;
/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */;
/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;

 var_dump(Yii::$app->user->id);