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<?php declare(strict_types=1); |
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namespace Shopware\Psh\ScriptRuntime\ScriptLoader; |
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use Shopware\Psh\Listing\Script; |
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use Shopware\Psh\ScriptRuntime\BashCommand; |
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class BashScriptParser implements ScriptParser |
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{ |
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const TYPE_DIRECT_EXECUTE = '<PSH_EXECUTE_THROUGH_CMD>'; |
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const SHOULD_BE_PRESENT = "set -euo pipefail"; |
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/** |
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* {@inheritdoc} |
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*/ |
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public function parseContent(string $content, Script $script, ScriptLoader $loader): array |
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{ |
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$this->testContentContainsMarker($content); |
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$this->testScriptFileFitsRequirements($script); |
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$shouldWarn = $this->shouldWarnAboutBestPractice($content); |
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$warning = null; |
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if ($shouldWarn) { |
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$warning = 'Execution of this script is not secure, please consider adding <bold>set -euo pipefail</bold> in the beginning'; |
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} |
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return [new BashCommand($script, $warning)]; |
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} |
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/** |
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* @param Script $script |
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*/ |
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private function testScriptFileFitsRequirements(Script $script) |
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{ |
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if (!is_executable($script->getPath())) { |
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throw new \RuntimeException('Bash scripts can only be executed if they are executable please execute <bold>chmod +x ' . $script->getPath() . '</bold>'); |
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} |
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if (!is_writable($script->getDirectory())) { |
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throw new \RuntimeException('Bash scripts can only be executed if they are in a writable directory please execute <bold>chmod +w ' . $script->getDirectory() . '</bold>'); |
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} |
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} |
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/** |
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* @param string $content |
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*/ |
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private function testContentContainsMarker(string $content) |
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{ |
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if (strpos($content, self::TYPE_DIRECT_EXECUTE) === false) { |
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throw new ScriptNotSupportedByParser('Marker for execution missing'); |
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} |
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} |
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/** |
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* @param string $content |
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* @return bool |
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*/ |
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private function shouldWarnAboutBestPractice(string $content): bool |
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{ |
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$firstLines = explode("\n", $content, 5); |
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foreach ($firstLines as $line) { |
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if ($line === self::SHOULD_BE_PRESENT) { |
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return false; |
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} |
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} |
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return true; |
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} |
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} |
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shopwareLabs /
psh
