Files
keystone/app/Actions/Applications/GenerateDeployKey.php

79 lines
2.5 KiB
PHP

<?php
namespace App\Actions\Applications;
use App\Models\Application;
use Illuminate\Support\Facades\File;
use Illuminate\Support\Facades\Process;
use RuntimeException;
use Throwable;
class GenerateDeployKey
{
/**
* @param array{public: string, private: string, fingerprint?: string}|null $keyPair
*/
public function execute(Application $application, ?array $keyPair = null): Application
{
$keyPair ??= $this->generateWithSshKeygen($application);
$application->forceFill([
'deploy_key_public' => $keyPair['public'],
'deploy_key_private' => $keyPair['private'],
'deploy_key_fingerprint' => $keyPair['fingerprint'] ?? $this->fingerprint($keyPair['public']),
'deploy_key_installed_at' => null,
])->save();
return $application->refresh();
}
/**
* @return array{public: string, private: string, fingerprint: string}
*/
private function generateWithSshKeygen(Application $application): array
{
$directory = storage_path('app/private/deploy-keys/'.str()->uuid()->toString());
$privateKeyPath = $directory.'/id_ed25519';
File::ensureDirectoryExists($directory, 0700);
try {
$result = Process::run([
'ssh-keygen',
'-t',
'ed25519',
'-C',
"keystone-application-{$application->id}",
'-N',
'',
'-f',
$privateKeyPath,
]);
if ($result->failed()) {
throw new RuntimeException('Unable to generate deploy key: '.$result->errorOutput());
}
return [
'public' => trim(File::get($privateKeyPath.'.pub')),
'private' => trim(File::get($privateKeyPath)),
'fingerprint' => $this->fingerprint(trim(File::get($privateKeyPath.'.pub'))),
];
} finally {
rescue(fn () => File::deleteDirectory($directory), report: false);
}
}
private function fingerprint(string $publicKey): string
{
try {
$parts = explode(' ', trim($publicKey));
$keyMaterial = $parts[1] ?? $publicKey;
return 'SHA256:'.rtrim(strtr(base64_encode(hash('sha256', base64_decode($keyMaterial, true) ?: $publicKey, true)), '+/', '-_'), '=');
} catch (Throwable) {
return 'SHA256:'.hash('sha256', $publicKey);
}
}
}