66 lines
2.1 KiB
PHP
66 lines
2.1 KiB
PHP
<?php
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declare(strict_types=1);
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namespace MageSail\Magesail\Controller\Adminhtml\Tunnel;
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use Magento\Backend\App\Action;
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use Magento\Backend\App\Action\Context;
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use Magento\Framework\Controller\ResultFactory;
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use MageSail\Magesail\Model\TunnelStatus;
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class Logtail extends Action
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{
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private const BYTES = 8192;
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private const LINES = 40;
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public function __construct(
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Context $context,
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private readonly TunnelStatus $tunnelStatus
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) {
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parent::__construct($context);
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}
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public function execute()
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{
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$tunnelId = trim((string) $this->getRequest()->getParam('tunnel_id', ''));
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if ($tunnelId === '') {
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$json = $this->resultFactory->create(ResultFactory::TYPE_JSON);
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$json->setData(['lines' => [], 'error' => 'missing_tunnel_id']);
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return $json;
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}
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$path = $this->tunnelStatus->getLogFilePath($tunnelId);
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$lines = [];
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if (\is_readable($path)) {
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$size = filesize($path);
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if ($size !== false && $size > 0) {
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$fp = fopen($path, 'rb');
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if ($fp) {
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$start = max(0, $size - self::BYTES);
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fseek($fp, $start);
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if ($start > 0) {
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fgets($fp);
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}
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$chunk = stream_get_contents($fp) ?: '';
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fclose($fp);
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$lines = preg_split('/\R/', $chunk) ?: [];
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$lines = array_values(array_filter($lines, static fn ($l) => $l !== ''));
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if (\count($lines) > self::LINES) {
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$lines = \array_slice($lines, -self::LINES);
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}
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}
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}
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}
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$json = $this->resultFactory->create(ResultFactory::TYPE_JSON);
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$json->setData(['lines' => $lines]);
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return $json;
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}
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protected function _isAllowed()
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{
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return $this->_authorization->isAllowed('MageSail_Magesail::tunnel')
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|| $this->_authorization->isAllowed('MageSail_Magesail::tunnel_view')
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|| $this->_authorization->isAllowed('MageSail_Magesail::tunnel_manage');
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}
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}
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