/**
* Handle an incoming request.
*
* @param \Illuminate\Http\Request $request
* @param \Closure $next
*
* @return mixed
*/
public function handle($request, Closure $next)
{
//Get the Console API Key
$consoleApiKey = AccessCheck::getConsoleApiKey($request);
// Get limits
if (config('df.standalone') === true || $consoleApiKey === Managed::getConsoleKey()) {
return $next($request);
} else {
$limits = Managed::getLimits();
// The limits array comes across from the console as a bunch of Std Objects, need to turn it back
// into an array
$limits['api'] = (array) $limits['api'];
foreach (array_keys($limits['api']) as $key) {
$limits['api'][$key] = (array) $limits['api'][$key];
}
}
if (!empty($limits) && is_null($this->_getServiceName()) === false) {
$this->_inUnitTest = \Config::get('api_limits_test');
$userName = $this->_getUser(Session::getCurrentUserId());
$userRole = $this->_getRole(Session::getRoleId());
$apiName = $this->_getApiKey(Session::getApiKey());
$serviceName = $this->_getServiceName();
$clusterName = Managed::getClusterName();
// Build the list of API Hits to check
$apiKeysToCheck = ['cluster.default' => 0, 'instance.default' => 0];
$serviceKeys[$serviceName] = 0;
if (is_null($userRole) === false) {
$serviceKeys[$serviceName . '.' . $userRole] = 0;
}
if (is_null($userName) === false) {
$serviceKeys[$serviceName . '.' . $userName] = 0;
}
if (is_null($apiName) === false) {
$apiKeysToCheck[$apiName] = 0;
if (is_null($userRole) === false) {
$apiKeysToCheck[$apiName . '.' . $userRole] = 0;
}
if (is_null($userName) === false) {
$apiKeysToCheck[$apiName . '.' . $userName] = 0;
}
foreach ($serviceKeys as $key => $value) {
$apiKeysToCheck[$apiName . '.' . $key] = $value;
}
}
if (is_null($clusterName) === false) {
$apiKeysToCheck[$clusterName] = 0;
if (is_null($userRole) === false) {
$apiKeysToCheck[$clusterName . '.' . $userRole] = 0;
}
if (is_null($userName) === false) {
$apiKeysToCheck[$clusterName . '.' . $userName] = 0;
}
foreach ($serviceKeys as $key => $value) {
$apiKeysToCheck[$clusterName . '.' . $key] = $value;
}
}
if (is_null($userName) === false) {
$apiKeysToCheck[$userName] = 0;
}
if (is_null($userRole) === false) {
$apiKeysToCheck[$userRole] = 0;
}
$apiKeysToCheck = array_merge($apiKeysToCheck, $serviceKeys);
$timePeriods = ['minute', 'hour', 'day', '7-day', '30-day'];
$overLimit = false;
try {
foreach (array_keys($apiKeysToCheck) as $key) {
foreach ($timePeriods as $period) {
$keyToCheck = $key . '.' . $period;
if (array_key_exists($keyToCheck, $limits['api']) === true) {
$cacheValue = \Cache::get($keyToCheck, 0);
$cacheValue++;
\Cache::put($keyToCheck, $cacheValue, $limits['api'][$keyToCheck]['period']);
if ($cacheValue > $limits['api'][$keyToCheck]['limit']) {
$overLimit = true;
}
}
}
}
} catch (\Exception $e) {
return ResponseFactory::getException(new InternalServerErrorException('Unable to update cache'), $request);
}
if ($overLimit === true) {
return ResponseFactory::getException(new TooManyRequestsException('Specified connection limit exceeded'), $request);
}
}
return $next($request);
}
