三十六、Swoole 基础学习笔记 - Swoole 协程 HTTP 服务器

作者: 温新

分类: 【Swoole 系列】

阅读: 682

时间: 2023-03-13 12:26:15

hi,我是温新,一名PHPer

文章基于 Swoole 5.0.1 版本编写。

学习目标:学习协程 HTTP 服务器

说明:本篇文章结合官方文档编写及参考网络资料编写,虽非全部原创,但也是结合了自己的理解,若转载请附带本文 URL,编写不易,持续编写更不易,谢谢!

完全协程化的 HTTP 服务器实现,Co\Http\Server 由于 HTTP 解析性能原因使用 C++ 编写,因此并非由 PHP 编写的 Co\Server 的子类。

与 Http\Server的不同之处:

1、可以在运行时动态地创建、销毁;

2、对连接的处理是在单独的子协程中完成,客户端连接的 ConnectRequestResponseClose 是完全串行的。

协程 HTTP 案例

<span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(86, 182, 194) !important"><?</span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">php</span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(98, 151, 85) !important">// 36-swoole-coroutine-http-server.php</span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box"></span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">Swoole\Coroutine\run</span>(<span style="box-sizing: border-box;color: rgb(198, 120, 221) !important">function</span> () {</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">    <span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$http</span> <span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">=</span> <span style="box-sizing: border-box;color: rgb(198, 120, 221) !important">new</span> <span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">Swoole\Coroutine\Http\Server</span>(<span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">'0.0.0.0'</span>, <span style="box-sizing: border-box;color: rgb(209, 154, 102) !important">9501</span>, <span style="box-sizing: border-box;color: rgb(209, 154, 102) !important">false</span>);</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">    <span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$http</span><span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">-></span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">handle</span>(<span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">'/'</span>, <span style="box-sizing: border-box;color: rgb(198, 120, 221) !important">function</span> (<span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$request</span>, <span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$response</span>) {</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">        <span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$response</span><span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">-></span><span style="box-sizing: border-box;color: rgb(232, 191, 106) !important">end</span>(<span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">"<h1>Index</h1>"</span>);</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">    });</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">    <span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$http</span><span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">-></span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">handle</span>(<span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">'/test'</span>, <span style="box-sizing: border-box;color: rgb(198, 120, 221) !important">function</span> (<span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$request</span>, <span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$response</span>) {</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">        <span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$response</span><span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">-></span><span style="box-sizing: border-box;color: rgb(232, 191, 106) !important">end</span>(<span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">"<h1>Test</h1>"</span>);</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">    });</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">    <span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$http</span><span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">-></span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">handle</span>(<span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">'/stop'</span>, <span style="box-sizing: border-box;color: rgb(198, 120, 221) !important">function</span> (<span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$request</span>, <span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$response</span>) <span style="box-sizing: border-box;color: rgb(198, 120, 221) !important">use</span> (<span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$http</span>) {</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">        <span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$response</span><span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">-></span><span style="box-sizing: border-box;color: rgb(232, 191, 106) !important">end</span>(<span style="box-sizing: border-box;color: rgb(152, 195, 121) !important">"<h1>Stop</h1>"</span>);</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">        <span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$http</span><span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">-></span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">shutdown</span>();</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">    });</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">    <span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$http</span><span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">-></span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">start</span>();</span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px">});</span>

协程 HTTP API

__construct

含义:构造函数。

语法:

<span style="color: rgb(0, 176, 240);">Swoole\Coroutine\Http\Server::__construct(string $host, int $port = 0, bool $ssl = false, bool $reuse_port = false);</span><br></br>

handle

含义:注册回调函数以处理参数 $pattern 所指示路径下的 HTTP 请求。

语法:

<span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">Swoole\Coroutine\Http\Server</span><span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">-></span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">handle</span>(<span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">string</span> <span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$pattern</span>, <span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">callable</span> <span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$fn</span>): <span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">void</span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box"></span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(98, 151, 85) !important"># 参数</span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$pattern</span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">:设置</span> <span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">URL</span> <span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">路径【如</span> <span style="box-sizing: border-box;color: rgb(86, 182, 194) !important">/</span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">index</span>.<span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">html,注意这里不能传入</span> <span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">http</span>:<span style="box-sizing: border-box;color: rgb(98, 151, 85) !important">//domain】;</span></span><br></br><span style="box-sizing: border-box;color: rgb(171, 178, 191);padding-right: 0.1px"><span style="box-sizing: border-box;color: rgb(224, 108, 117) !important">$fn</span><span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">:处理函数,用法参考</span> <span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">Swoole\Http\Server</span> <span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">中的</span> <span style="box-sizing: border-box;color: rgb(18, 170, 228) !important">OnReqeust。</span></span>

start

含义:启动服务器。

shutdown

含义:关闭服务器。

我是温新,本篇文章结束。

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