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<?php
declare(strict_types=1);
namespace Nsfisis\Albatross\SandboxExec;
use Nsfisis\Albatross\Models\ExecutionStatus;
final class ExecutorClient
{
public function __construct(
private readonly string $apiEndpoint,
private readonly int $timeoutMsec,
) {
}
public function execute(
string $code,
string $input,
): ExecutionResult {
$bodyJson = json_encode([
'code' => $code,
'input' => $input,
'timeout' => $this->timeoutMsec,
]);
$context = stream_context_create([
'http' => [
'method' => 'POST',
'follow_location' => 0,
'header' => [
'Content-type: application/json',
'Accept: application/json',
],
'content' => $bodyJson,
'timeout' => ($this->timeoutMsec + 1000) / 1000,
],
]);
$result = file_get_contents(
$this->apiEndpoint . '/exec',
context: $context,
);
if ($result === false) {
return new ExecutionResult(
status: ExecutionStatus::IE,
stdout: '',
stderr: 'Failed to connect to the executor service',
);
}
$json = json_decode($result, true);
if ($json === null) {
return new ExecutionResult(
status: ExecutionStatus::IE,
stdout: '',
stderr: 'Failed to parse the response from the executor service: invalid JSON',
);
}
if (!is_array($json)) {
return new ExecutionResult(
status: ExecutionStatus::IE,
stdout: '',
stderr: 'Failed to parse the response from the executor service: root object is not an array',
);
}
if (!isset($json['status']) || !is_string($json['status'])) {
return new ExecutionResult(
status: ExecutionStatus::IE,
stdout: '',
stderr: 'Failed to parse the response from the executor service: "status" is not a string',
);
}
if (!isset($json['stdout']) || !is_string($json['stdout'])) {
return new ExecutionResult(
status: ExecutionStatus::IE,
stdout: '',
stderr: 'Failed to parse the response from the executor service: "stdout" is not a string',
);
}
if (!isset($json['stderr']) || !is_string($json['stderr'])) {
return new ExecutionResult(
status: ExecutionStatus::IE,
stdout: '',
stderr: 'Failed to parse the response from the executor service: "stderr" is not a string',
);
}
return new ExecutionResult(
status: ExecutionStatus::fromString($json['status']),
stdout: $json['stdout'],
stderr: $json['stderr'],
);
}
}
|
