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Detailed graphic and text explanation of using Laravel/Lumen

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php中世界最好的语言Original
2018-03-24 15:55:243381browse

This time I will bring you a detailed explanation of using Laravel/Lumen with pictures and texts. What are the precautions when using Laravel/Lumen? The following is a practical case, let’s take a look.

LaravelS - Standing on the shoulders of giants

This article mainly introduces the related content of LaravelS to accelerate Laravel/Lumen through Swoole, about: rocket : Accelerate Laravel/Lumen through Swoole, where the S stands for Swoole, speed, and high performance.

Features

  • High performance Swoole

  • Built-in Http server

  • Resident memory

  • Smooth restart

  • Supports both Laravel and Lumen, compatible with mainstream versions

  • Simple, works out of the box

If it helps, Star Me LaravelS

Requirements

##Laravel / Lumen>= 5.1##Gzip[optional]
Dependencies Description
PHP >= 5.5.9
Swoole >= 1.7.19 Recommended latest stable version No longer supported starting from 2.0.12 PHP5
zlib, check whether the local libz is available ldconfig -p|grep libz
##Installation

1. Install through Composer (packagist)

# 在你的Laravel/Lumen项目的根目录下执行
composer require "hhxsv5/laravel-s:~1.0" -vvv
# 确保你的composer.lock文件是在版本控制中
2. Add service provider

Laravel: Modify the file config/app.php

'providers' => [
 //...
 Hhxsv5\LaravelS\Illuminate\LaravelSServiceProvider::class,
],
Lumen: Modify the file

bootstrap

/app.php

$app->register(Hhxsv5\LaravelS\Illuminate\LaravelSServiceProvider::class);
3. Publish the configuration file

php artisan laravels publish
Special case: You do not need to manually load the configuration laravels.php, the bottom layer of LaravelS has beenautomatically load.

// 不必手动加载,但加载了也不会有问题
$app->configure('laravels');
4. Modify the configuration config/laravels.php: monitoring IP, port, etc., please refer to Configuration Items.

Run

php artisan laravels {start|stop|restart|reload|publish}

##CommandInstructionsstartStart LaravelS and display the list of started processes ps -ef|grep laravelsStop LaravelSRestart LaravelSRestart all worker processes smoothly, These worker processes contain your business code and framework (Laravel/Lumen) code and will not restart the master/manger processPublish the configuration file to your In the project config/laravels.php
stop
restart
reload
publish

与Nginx配合使用

upstream laravels {
 server 192.168.0.1:5200 weight=5 max_fails=3 fail_timeout=30s;
 #server 192.168.0.2:5200 weight=3 max_fails=3 fail_timeout=30s;
 #server 192.168.0.3:5200 backup;
}
server {
 listen 80;
 server_name laravels.com;
 root /xxxpath/laravel-s-test/public;
 access_log /yyypath/log/nginx/$server_name.access.log main;
 autoindex off;
 index index.html index.htm;
 
 # Nginx处理静态资源,LaravelS处理动态资源。
 location / {
  try_files $uri @laravels;
 }
 location @laravels {
  proxy_http_version 1.1;
  # proxy_connect_timeout 60s;
  # proxy_send_timeout 60s;
  # proxy_read_timeout 120s;
  proxy_set_header Connection "keep-alive";
  proxy_set_header X-Real-IP $remote_addr;
  proxy_set_header Host $host;
  proxy_pass http://laravels;
 }
}

监听事件

通常,你可以在这些事件中重置或销毁一些全局或静态的变量,也可以修改当前的请求和响应。

laravels.received_request 将 swoole_http_request 转成 Illuminate\Http\Request 后,在Laravel内核处理请求前。

// 修改`app/Providers/EventServiceProvider.php`, 添加下面监听代码到boot方法中
// 如果变量$exents不存在,你也可以调用\Event::listen()。
$events->listen('laravels.received_request', function (\Illuminate\Http\Request $req) {
 $req->query->set('get_key', 'hhxsv5');// 修改querystring
 $req->request->set('post_key', 'hhxsv5'); // 修改post body
});

laravels.generated_response 在Laravel内核处理完请求后,将 Illuminate\Http\Response 转成 swoole_http_response 之前(下一步将响应给客户端)。

$events->listen('laravels.generated_response', function (\Illuminate\Http\Request $req, \Symfony\Component\HttpFoundation\Response $rsp) {
 $rsp->headers->set('header-key', 'hhxsv5');// 修改header
});

在你的项目中使用 swoole_http_server 实例

/**
* @var \swoole_http_server
*/
$swoole = app('swoole');// Singleton
var_dump($swoole->stats());

注意事项

推荐通过 Illuminate\Http\Request 对象来获取请求信息,兼容$_SERVER、$_GET、$_POST、$_FILES、$_COOKIE、$_REQUEST, 不能使用 $_SESSION、$_ENV。

public function form(\Illuminate\Http\Request $request)
{
 $name = $request->input('name');
 $all = $request->all();
 $sessionId = $request->cookie('sessionId');
 $photo = $request->file('photo');
 $rawContent = $request->getContent();
 //...
}

推荐通过返回 Illuminate\Http\Response 对象来响应请求,兼容echo、vardump()、print_r(), 不能使用 函数像exit()、

die()、header()、setcookie()、http_response_code()。
public function json()
{
 return response()->json(['time' => time()])->header('header1', 'value1')->withCookie('c1', 'v1');
}

你声明的全局、静态变量必须手动清理或重置。

无限追加元素到静态或全局变量中,将导致内存爆满。

// 某类
class Test
{
 public static $array = [];
 public static $string = '';
}
// 某控制器
public function test(Request $req)
{
 // 内存爆满
 Test::$array[] = $req->input('param1');
 Test::$string .= $req->input('param2');
}

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