PHP code example of reactphp-x / tunnel-stream

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

reactphp-x / tunnel-stream example snippets

use ReactphpX\TunnelStream\TunnelStream;
use React\Stream\ThroughStream;

// 创建读写流
$read = new ThroughStream();
$write = new ThroughStream();

// 初始化隧道流
$tunnelStream = new TunnelStream($read, $write);

// 在远程进程执行闭包函数
$stream = $tunnelStream->run(function () {
    return file_get_contents('example.txt');
});

// 处理返回的数据流
$stream->on('data', function ($data) {
    echo $data;
});

$stream->on('end', function () {
    echo "Stream ended\n";
});

$stream->on('error', function (Exception $e) {
    echo "Error: " . $e->getMessage() . "\n";
});

$tunnelStream->ping(3)->then(
    function () {
        echo "Ping successful\n";
    },
    function (\Exception $e) {
        echo "Ping failed: " . $e->getMessage() . "\n";
    }
);

use ReactphpX\TunnelStream\TunnelStream;
use React\ChildProcess\Process;
use React\EventLoop\Loop;

// 创建子进程
$process = new Process(sprintf(
    'exec php %s/child_process_init.php',
    __DIR__
));

$process->start();

// 创建隧道流
$tunnelStream = new TunnelStream($process->stderr, $process->stdin);

// 监听子进程输出
$process->stdout->on('data', function ($data) {
    echo "STDOUT: " . $data . PHP_EOL;
});

$process->stderr->on('data', function ($data) {
    echo "STDERR: " . $data . PHP_EOL;
});

$process->on('exit', function ($exitCode) {
    echo "Process exited with code $exitCode\n";
});

// 执行文件读取操作
$fileStream = $tunnelStream->run(function () {
    return file_get_contents(__DIR__ . '/composer.json');
});

$fileStream->on('data', function ($data) {
    echo "File Stream: " . $data . PHP_EOL;
});

$fileStream->on('error', function ($error) {
    echo "File Stream Error: " . $error->getMessage() . PHP_EOL;
});

// 执行异步延迟操作
$promiseStream = $tunnelStream->run(function () {
    return \React\Promise\Timer\sleep(2)->then(function () {
        return 'Hello World';
    });
});

$promiseStream->on('data', function ($data) {
    echo "Promise Stream: " . $data . PHP_EOL;
});

// 持续数据流示例
$alwayStream = $tunnelStream->run(function ($stream) {
    $i = 0;
    $timer = Loop::addPeriodicTimer(1, function () use ($stream, &$i) {
        $stream->write('Hello World' . $i . PHP_EOL);
        $i++;
    });
    
    $stream->on('close', function () use ($timer) {
        Loop::cancelTimer($timer);
        echo "Always Stream Close\n";
    });
    
    return $stream;
});

$alwayStream->on('data', function ($data) {
    echo "Always Stream: " . $data . PHP_EOL;
});

// 5秒后关闭持续数据流
Loop::addTimer(5, function () use ($alwayStream) {
    $alwayStream->close();
});

if (file_exists(__DIR__ . '/../vendor/autoload.php')) {
    tenv('BOOT_FILE')) {
    act\Stream\WritableResourceStream;

$tunnelStream = new TunnelStream(
    new ReadableResourceStream(STDIN), 
    new WritableResourceStream(STDERR), 
    true
);

public function __construct(
    Stream\ReadableStreamInterface $readStream,
    Stream\WritableStreamInterface $writStream,
    bool $canCallback = false
)

public function run(callable $closure): Stream\DuplexStreamInterface

public function ping(int $timeout = 3): PromiseInterface

public function close(): void