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<?php |
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declare(strict_types=1); |
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/** |
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* This file is part of the mailserver-admin package. |
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* (c) Jeffrey Boehm <https://github.com/jeboehm/mailserver-admin> |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace App\Command; |
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use App\Entity\Domain; |
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use App\Service\DKIM\Config\Manager; |
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use App\Service\DKIM\FormatterService; |
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use App\Service\DKIM\KeyGenerationService; |
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use Doctrine\Persistence\ManagerRegistry; |
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use Symfony\Component\Console\Command\Command; |
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use Symfony\Component\Console\Helper\QuestionHelper; |
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use Symfony\Component\Console\Input\InputInterface; |
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use Symfony\Component\Console\Input\InputOption; |
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use Symfony\Component\Console\Output\OutputInterface; |
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use Symfony\Component\Console\Question\ConfirmationQuestion; |
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class DKIMSetupCommand extends Command |
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{ |
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private ManagerRegistry $manager; |
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private KeyGenerationService $keyGenerationService; |
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private FormatterService $formatterService; |
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private Manager $dkimManager; |
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public function __construct( |
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ManagerRegistry $manager, |
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KeyGenerationService $keyGenerationService, |
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FormatterService $formatterService, |
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Manager $dkimManager |
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) { |
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parent::__construct(); |
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$this->manager = $manager; |
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$this->keyGenerationService = $keyGenerationService; |
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$this->formatterService = $formatterService; |
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$this->dkimManager = $dkimManager; |
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} |
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protected function configure(): void |
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{ |
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$this |
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->setName('dkim:setup') |
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->addArgument('domain') |
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->addOption('enable', null, InputOption::VALUE_NONE, 'Enable DKIM signing for outgoing mails.') |
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->addOption('regenerate', null, InputOption::VALUE_NONE, 'Regenerate private key.') |
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->addOption('selector', null, InputOption::VALUE_REQUIRED, 'Set DKIM selector.'); |
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} |
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protected function execute(InputInterface $input, OutputInterface $output): int |
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{ |
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$domain = $this->getDomain($input, $output); |
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if (null === $domain) { |
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return 1; |
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} |
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$regenerateKey = (bool) $input->getOption('regenerate'); |
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if ($regenerateKey && !$this->warnOnKeyRegeneration($input, $output)) { |
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return 1; |
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} |
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if (empty($domain->getDkimPrivateKey())) { |
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$regenerateKey = true; |
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} |
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$selector = $input->getOption('selector') ?: \date('Y'); |
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if ($regenerateKey) { |
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$keyPair = $this->keyGenerationService->createKeyPair(); |
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$domain->setDkimPrivateKey($keyPair->getPrivate()); |
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} |
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$domain->setDkimSelector($selector); |
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$domain->setDkimEnabled((bool) $input->getOption('enable')); |
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$expectedDnsRecord = $this->formatterService->getTXTRecord( |
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$this->keyGenerationService->extractPublicKey($domain->getDkimPrivateKey()), |
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KeyGenerationService::DIGEST_ALGORITHM |
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); |
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$this->manager->getManager()->flush(); |
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$this->dkimManager->refresh(); |
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$output->writeln(sprintf('<info>Add the following TXT record to %s.%s:</info>', $selector, $domain->getName())); |
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$output->writeln(''); |
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$output->writeln($expectedDnsRecord); |
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$output->writeln(''); |
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if ($domain->getDkimEnabled()) { |
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$output->writeln('<info>DKIM is enabled.</info>'); |
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} |
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return 0; |
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} |
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private function getDomain(InputInterface $input, OutputInterface $output): ?Domain |
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{ |
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$name = $input->getArgument('domain'); |
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/** @var Domain $domain */ |
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$domain = $this->manager->getRepository(Domain::class)->findOneBy(['name' => $name]); |
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if (!$domain) { |
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$output->writeln(sprintf('<error>Domain "%s" was not found.</error>', $name)); |
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return null; |
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} |
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return $domain; |
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} |
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private function warnOnKeyRegeneration(InputInterface $input, OutputInterface $output): bool |
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{ |
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/** @var QuestionHelper $questionHelper */ |
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$questionHelper = $this->getHelper('question'); |
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$result = $questionHelper->ask( |
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$input, |
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$output, |
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new ConfirmationQuestion( |
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"<question>If you regenerate your private key, you'll have to update your DNS settings. Continue?</question>" |
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) |
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); |
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if (!$result) { |
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$output->writeln('Aborting.'); |
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return false; |
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} |
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return true; |
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} |
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} |
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jeboehm /
mailserver-admin
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