http_server.php

<?php
/**
 * http://blog.41ms.com/post/41.html
 */

// 设置脚本最大运行内存，根据字典大小调整
ini_set('memory_limit', '2048M');

// 设置时区
date_default_timezone_set('Asia/Shanghai');

// 加载助手文件
require_once('FilterHelper.php');

// http服务绑定的ip及端口
$serv = new swoole_http_server("127.0.0.1", 9502);

$serv->set(array(
//    'daemonize' => 1,
    'log_file' => '/tmp/swoole.log',
//    'user' => 'www',
//    'group' => 'www'
));


/**
 * 处理请求
 */
$serv->on('Request', function($request, $response) {

    xhprof_enable();

    // 接收get请求参数
    $content = isset($request->post['content']) ? $request->post['content']: '';

    $arr_ret = array();

    if (!empty($content)) {

        // 字典树文件路径，默认当时目录下
        $tree_file = 'blackword.tree';

        // 清除文件状态缓存
        clearstatcache();

        // 获取请求时，字典树文件的修改时间
        $new_mtime = filemtime($tree_file);

        // 获取最新trie-tree对象
        $trie = FilterHelper::get_trie($tree_file, $new_mtime);

        // 执行查找敏感词
        $stime = microtime(true);
        $arr_ret['data'] = $trie->search_all($content);
        $etime = microtime(true);
    }



    $arr_ret['time'] = sprintf('%01.6f', $etime-$stime);

    $arr_ret['memory'] = (memory_get_peak_usage() / 1024 / 1024) . 'M';

    $xhprof_data = xhprof_disable();
    $XHPROF_ROOT = '/var/www/xhprof';
    include_once $XHPROF_ROOT . "/xhprof_lib/utils/xhprof_lib.php";
    include_once $XHPROF_ROOT . "/xhprof_lib/utils/xhprof_runs.php";
    $xhprof_runs = new XHProfRuns_Default();
    $run_id = $xhprof_runs->save_run($xhprof_data, "xhprof_foo");

    // 定义http服务信息及响应处理结果
    $response->cookie("User", "W.Y.P");
    $response->header("X-Server", "W.Y.P WebServer(Unix) (Red-Hat/Linux)");
    $response->header('Content-Type', 'Content-Type: text/html; charset=utf-8');
    $response->end(json_encode($arr_ret));
});

$serv->start();