MCPKeygenClient.php•6.06 kB
<?php
/**
* MCPKeygenClient.php
*
* A PHP script that acts as a Keygen Client. It connects to a server via TCP,
* sends a keygen request, and receives the server's response.
*
* Usage:
* php MCPKeygenClient.php --server-ip <IP> --server-port <Port> --token <Token> --password <Password>
*/
/**
* Function to parse command line arguments
*
* @param array $args The command line arguments
* @return array An associative array with the parsed arguments
*/
function parseArguments($args) {
$parsedArgs = [];
$argc = count($args);
for ($i = 1; $i < $argc; $i++) {
switch ($args[$i]) {
case '--server-ip':
if (isset($args[$i + 1]) && !startsWith($args[$i + 1], '--')) {
$parsedArgs['serverIp'] = $args[++$i];
} else {
fwrite(STDERR, "⚠️ Warning: No value provided for --server-ip.\n");
}
break;
case '--server-port':
if (isset($args[$i + 1]) && !startsWith($args[$i + 1], '--')) {
$parsedArgs['serverPort'] = intval($args[++$i]);
} else {
fwrite(STDERR, "⚠️ Warning: No value provided for --server-port.\n");
}
break;
case '--token':
if (isset($args[$i + 1]) && !startsWith($args[$i + 1], '--')) {
$parsedArgs['token'] = $args[++$i];
} else {
fwrite(STDERR, "⚠️ Warning: No value provided for --token.\n");
}
break;
case '--password':
if (isset($args[$i + 1]) && !startsWith($args[$i + 1], '--')) {
$parsedArgs['password'] = $args[++$i];
} else {
fwrite(STDERR, "⚠️ Warning: No value provided for --password.\n");
}
break;
default:
fwrite(STDERR, "⚠️ Warning: Unknown argument: {$args[$i]}\n");
}
}
return $parsedArgs;
}
/**
* Helper function to check if a string starts with a specific prefix
*
* @param string $string The string to check
* @param string $prefix The prefix
* @return bool True if the string starts with the prefix, otherwise False
*/
function startsWith($string, $prefix) {
return substr($string, 0, strlen($prefix)) === $prefix;
}
/**
* Function to send a Keygen request over a TCP connection
*
* @param string $serverIp The server's IP address
* @param int $serverPort The server's port
* @param string $token The authentication token
* @param string $password The password for key generation
* @return array The response received from the server as an associative array
* @throws Exception On connection errors or JSON parsing errors
*/
function sendKeygenRequest($serverIp, $serverPort, $token, $password) {
$payload = [
"command" => "keygen",
"token" => $token,
"arguments" => [
"password" => $password
]
];
$jsonPayload = json_encode($payload);
if ($jsonPayload === false) {
throw new Exception("Error encoding JSON payload: " . json_last_error_msg());
}
$errno = 0;
$errstr = '';
$timeoutDuration = 10; // Seconds (10 seconds timeout)
$client = @fsockopen($serverIp, $serverPort, $errno, $errstr, $timeoutDuration);
if (!$client) {
throw new Exception("Connection error: $errstr ($errno)");
}
echo "🔗 Connected to server ({$serverIp}:{$serverPort}).\n";
echo "📤 Sending Payload: {$jsonPayload}\n";
fwrite($client, $jsonPayload);
$responseData = '';
stream_set_timeout($client, $timeoutDuration);
while (!feof($client)) {
$data = fread($client, 1024);
if ($data === false) {
throw new Exception("Error reading data from server.");
}
if ($data === '') {
break; // No more data
}
echo "📥 Received data: {$data}\n";
$responseData .= $data;
// Attempt to parse the received data as JSON
$parsedData = json_decode($responseData, true);
if ($parsedData !== null) {
echo "✅ JSON response successfully parsed.\n";
fclose($client);
return $parsedData;
}
// Check if the stream has timed out
$info = stream_get_meta_data($client);
if ($info['timed_out']) {
throw new Exception("Timeout while waiting for data from server.");
}
}
fclose($client);
throw new Exception("Connection to server was closed before a complete response was received.");
}
/**
* Main function of the script
*/
function main($argv) {
$parsedArgs = parseArguments($argv);
$serverIp = $parsedArgs['serverIp'] ?? null;
$serverPort = $parsedArgs['serverPort'] ?? null;
$token = $parsedArgs['token'] ?? null;
$password = $parsedArgs['password'] ?? null;
// Check if all required parameters are present
if (!$serverIp || !$serverPort || !$token || !$password) {
fwrite(STDERR, "❌ Error: --server-ip, --server-port, --token, and --password are required.\n");
fwrite(STDOUT, "📖 Usage: php MCPKeygenClient.php --server-ip <IP> --server-port <Port> --token <Token> --password <Password>\n");
exit(1);
}
try {
echo "🔑 Sending Keygen request...\n";
$response = sendKeygenRequest(
$serverIp,
$serverPort,
$token,
$password
);
echo "✔️ Server response:\n";
echo json_encode($response, JSON_PRETTY_PRINT) . "\n";
} catch (Exception $e) {
fwrite(STDERR, "❌ Error during Keygen request: " . $e->getMessage() . "\n");
}
}
// Check if PHP version is at least 7.1 (for better features)
if (version_compare(PHP_VERSION, '7.1.0') < 0) {
fwrite(STDERR, "❌ ERROR: This script requires PHP version 7.1 or higher.\n");
exit(1);
}
// Call the main function
main($argv);
?>