desktopRead/app/Console/Commands/ReadCommand.php

<?php

namespace App\Console\Commands;

use App\Jobs\SendDataJob;
use Illuminate\Console\Command;
use Illuminate\Support\Facades\Cache;
use Illuminate\Support\Facades\Redis;

class ReadCommand extends Command
{
    /**
     * The name and signature of the console command.
     *
     * @var string
     */
    protected $signature = 'command:readTXT';

    /**
     * The console command description.
     *
     * @var string
     */
    protected $description = '读取文件';

    /**
     * Create a new command instance.
     *
     * @return void
     */
    public function __construct()
    {
        parent::__construct();
    }

    /**
     * Execute the console command.
     *
     * @return mixed
     */
    public function handle()
    {
        $this->tcpServer();
        $this->info('Your command executed!');
    }

    //读取数据
    public function readTxtForData()
    {
        $directory = env('PROCESS_DIR',null);
        if(! $directory) {
            echo '未找到日志文件位置,请确认工具运行位置,再进行配置！';die;
        }

        $newLogFile = storage_path().'/app/public/record_device.txt';
//        $positionFile = storage_path().'/app/public/position_device.txt';

        date_default_timezone_set("PRC");
        $key = date("Y-m-d",time());
        $position = Cache::get($key);

        // 读取上次记录的位置
        $lastPosition = 0;
        if ($position) $lastPosition = $position;
//        if (file_exists($positionFile)) {
//            $lastPosition = intval(file_get_contents($positionFile));
//        }

        // 持续监视日志文件的变化
        while (true) {
            $key = date("Y-m-d",time());

            //日志源 文件位置
            $logFile = $directory . "/TesttoolLog" . $key . '.log';

            // 检查文件是否有更新
            clearstatcache(true, $logFile);
            $currentFileSize = filesize($logFile);

            echo "当前指针位置：$currentFileSize 上一次指针位置：$lastPosition \n";

            if ($currentFileSize > $lastPosition) {
                // 打开原始日志文件和新的日志文件
                $fileHandle = fopen($logFile, 'r');
                $newFileHandle = fopen($newLogFile, 'a'); // 使用追加模式打开新的日志文件

                // 移动文件指针到上次记录的位置
                fseek($fileHandle, $lastPosition);

                // 逐行读取并处理新增内容
                $read_data = [];
                while (($line = fgets($fileHandle)) !== false) {
                    // 提取Tag数字
                    $pattern = '/Tag:(\d+)/';
                    preg_match($pattern, $line, $matches);

                    if (isset($matches[1])) {
                        $tagNumber = $matches[1];
                        echo "接收到的数据:" . $tagNumber . "\n";

                        $read_data[] = $tagNumber;
                        // 将Tag数字写入新的日志文件
                        fwrite($newFileHandle, $tagNumber . PHP_EOL);
                    }
                }

                if(! empty($read_data)) {
                    $this->sendData($read_data);
                    echo '发送成功---！' . "\n";
                }

                // 获取新的位置并更新位置文件
                $lastPosition = ftell($fileHandle);
                Cache::put($key,$lastPosition,86400);
//                file_put_contents($positionFile, $lastPosition);

                // 关闭文件句柄
                fclose($fileHandle);
                fclose($newFileHandle);
            } else {
                echo '暂无新数据...' . "\n";
                // 在下一次检查之前休眠一段时间
                sleep(2);
            }
        }
    }

    public function sendData($data){
        $url = env('CLOUD_ADDRESS',null);

        if(empty($url)) return;

        $curl = curl_init();
        curl_setopt_array($curl, array(
            CURLOPT_URL => $url,
            CURLOPT_RETURNTRANSFER => true,
            CURLOPT_ENCODING => '',
            CURLOPT_MAXREDIRS => 10,
            CURLOPT_TIMEOUT => 0,
            CURLOPT_FOLLOWLOCATION => true,
            CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
            CURLOPT_CUSTOMREQUEST => 'POST',
            CURLOPT_POSTFIELDS => $data,
        ));
        $response = curl_exec($curl);
        curl_close($curl);
    }

    public function tcpServer(){
        //本地ipv4地址
        $ipv4 = $this->getMyIpV4();

        $host = env('HOST_TCP',$ipv4);  // 主机地址
        $port = env('HOST_PORT',9501); // 端口号

        // 创建一个TCP socket
        $socket = socket_create(AF_INET, SOCK_STREAM, SOL_TCP);
        // 绑定到指定的主机和端口
        socket_bind($socket, $host, $port);
        // 监听连接
        socket_listen($socket);

        // 初始内存使用量
        $initialMemoryUsage = memory_get_usage();

        echo date("Y-m-d H:i:s") . "服务器已启动\n";
        file_put_contents('C:\Users\Administrator\Desktop\record.txt',date("Y-m-d H:i:s") . "服务器已启动".PHP_EOL,8);

        while (true) {
            // 接受连接请求并创建新的套接字
            $clientSocket = socket_accept($socket);

            if ($clientSocket === false) {
                // 错误处理
                $error = socket_strerror(socket_last_error($socket));
                echo "接受连接请求失败：{$error}\n";
                continue; // 继续下一次循环
            }

            // 读取客户端发送的数据
            $data = socket_read($clientSocket, 1024);
//            file_put_contents('C:\Users\Administrator\Desktop\record2.txt',$data .PHP_EOL,8);

            $this->byteParsing3($data);

            // 发送响应给客户端
//            $response = "服务器已接收到您的消息：" . $data;
//            socket_write($clientSocket, $response, strlen($response));

            $currentMemoryUsage = memory_get_usage();
            $memoryDiff = $currentMemoryUsage - $initialMemoryUsage;

            echo "内存使用量变化：" . $memoryDiff . " 字节\n";

            $initialMemoryUsage = $currentMemoryUsage;

            // 关闭当前连接的套接字
            socket_close($clientSocket);

            gc_collect_cycles();

            sleep(5);
        }

        // 关闭服务器套接字
        socket_close($socket);
    }

    public function byteParsing2($data){
        $frame = $data;
        // 提取字段值
        $frameHeader = bin2hex(substr($frame, 0, 2));
        $frameLength = unpack('v', substr($frame, 2, 2))[1];
        $frameSequence = unpack('v', substr($frame, 4, 2))[1];
        $port = ord(substr($frame, 6, 1));
        $communicationType = unpack('v', substr($frame, 7, 2))[1];
        $payload = substr($frame, 9, $frameLength - 8);
        $checksum = ord(substr($frame, -3, 1));
        $frameTail = bin2hex(substr($frame, -2));

        $payloadBytes = substr($frame, 9, 4); // 假设帧载荷在通信帧中的偏移量为9，并且长度为4个字节

// 将4个字节转换为无符号整数（根据您的数据编码方式确定是否需要使用符号整数）
        $payloadValue = unpack('N', $payloadBytes)[1];
            echo "zhen" . $payloadValue . "\n";
        $payloadHex = sprintf('%08X', $payloadValue);

        echo "帧载荷值: $payloadHex\n";

        // 打印字段值
        echo "帧头: $frameHeader\n";
        echo "帧长度: $frameLength\n";
        echo "帧序号: $frameSequence\n";
        echo "端口: $port\n";
        echo "通信类型: $communicationType\n";
        echo "帧载荷: $payload\n";
        echo "校验和: $checksum\n";
        echo "帧尾: $frameTail\n";
    }

    public function byteParsing($data){
        // 接收到的TCP数据（以字节形式表示）
        $tcpData = $data;
        // 解析源端口和目标端口
        $sourcePort = unpack('n', substr($tcpData, 0, 2))[1];
        $destinationPort = unpack('n', substr($tcpData, 2, 2))[1];
        // 解析其他TCP头部字段，解析序列号
        $sequenceNumber = unpack('N', substr($tcpData, 4, 4))[1];

        // 获取TCP头部长度（通过读取数据偏移计算得出）
        $dataOffset = ord(substr($tcpData, 12, 1)) >> 4;
        $headerLength = $dataOffset * 4;

        // 提取数据部分
        $data = substr($tcpData, $headerLength);

        // 处理数据部分中的控制字符
        $data = $this->removeControlCharacters($data);

        // 打印解析结果
        echo "源端口: $sourcePort\n";
        echo "目标端口: $destinationPort\n";
        echo "序列号: $sequenceNumber\n";
        if(! empty($data)){
            echo "数据: $data\n";
        }
    }

    // 去除控制字符的函数
    function removeControlCharacters($string) {
        $controlChars = array(
            '/[\x00-\x08\x0B\x0C\x0E-\x1F\x7F]/u', // 去除 ASCII 控制字符
//            '/\xEF\xBF\xBD/u' // 去除 UTF-8 中的替代字符
        );
        return preg_replace($controlChars, '', $string);
    }

    public function readTxt(){
        $directory = env('PROCESS_DIR',null);
        $directory = 'C:\Users\Administrator\Desktop\\';  // 替换为你的文件所在目录路径
        $currentDate = date('Y-m-d');  // 当前日期
        $file = $directory . "TesttoolLog" . $currentDate . '.log';  // 拼接文件路径和文件名

        $lastModified = filemtime($file);  // 获取文件最后修改时间

        while (true) {
            clearstatcache();  // 清除文件状态缓存
            $currentDate = date('Y-m-d');  // 获取当前日期
            $currentFile = $directory . "TesttoolLog" . $currentDate . '.log';  // 当前日期对应的文件路径和文件名

            if ($file !== $currentFile) {
                // 文件已切换，更新文件路径和最后修改时间
                $file = $currentFile;
                $lastModified = filemtime($file);
            }

            $currentModified = filemtime($file);  // 获取当前文件最后修改时间

            if ($currentModified > $lastModified) {
                // 文件已被修改，读取新增内容
                $handle = fopen($file, 'r');
                fseek($handle, -1, SEEK_END);  // 定位到文件末尾前两个字节
                $data = fread($handle, 2);  // 读取新增内容
                fclose($handle);

                // 处理新增内容
                // ...

                // 示例：打印新增内容
                echo $data;

                $lastModified = $currentModified;  // 更新最后修改时间
            }

            sleep(1);  // 睡眠一段时间后再次检查文件是否被修改
        }
    }

    public function byteParsing3($data){
        $hexData = bin2hex($data);
        $hexData = str_replace(' ', '', $hexData);
        $toReplace = array("a6a8001300000a00010101001708120012000103b5a5a7", "a6a8000c00000a0003120001037da5a7");
        $result = str_replace($toReplace, "", $hexData);
//        echo "原数据：" . $hexData . PHP_EOL;
//        $memoryUsage = memory_get_usage();
//        echo "当前脚本占用的内存量：".$memoryUsage." 字节" . "\n";
//
//        $memoryUsage = memory_get_peak_usage();
//        echo "PHP程序总内存使用量：" . $memoryUsage . " 字节" . "\n";

        if($result){
            $last38Chars = substr($result, -38, 32);
            echo "替换后：" . $last38Chars . PHP_EOL;

            file_put_contents('C:\Users\Administrator\Desktop\record.txt',$last38Chars.PHP_EOL,8);
            if(! empty($last38Chars)) {
                $this->sendData([$last38Chars]);
                echo '发送成功---！' . "\n";
            }
        }
    }

    public function getMyIpV4(){
        $ip = exec("ipconfig | findstr /i \"IPv4\"");
        return $ip;
    }
}