public static function newInstance()
{
$instance = new MultimeterControl();
// NOTE: We don't set the sample rate yet. This allows the multimeter to
// be initialized and begin recording events, then make a decision about
// whether the page will be sampled or not later on (once we've loaded
// enough configuration).
self::$instance = $instance;
return self::getInstance();
}
public function processRequest()
{
$time_start = microtime(true);
$request = $this->getRequest();
$method = $this->method;
$api_request = null;
$method_implementation = null;
$log = new PhabricatorConduitMethodCallLog();
$log->setMethod($method);
$metadata = array();
$multimeter = MultimeterControl::getInstance();
if ($multimeter) {
$multimeter->setEventContext('api.' . $method);
}
try {
list($metadata, $params) = $this->decodeConduitParams($request, $method);
$call = new ConduitCall($method, $params);
$method_implementation = $call->getMethodImplementation();
$result = null;
// TODO: The relationship between ConduitAPIRequest and ConduitCall is a
// little odd here and could probably be improved. Specifically, the
// APIRequest is a sub-object of the Call, which does not parallel the
// role of AphrontRequest (which is an indepenent object).
// In particular, the setUser() and getUser() existing independently on
// the Call and APIRequest is very awkward.
$api_request = $call->getAPIRequest();
$allow_unguarded_writes = false;
$auth_error = null;
$conduit_username = '******';
if ($call->shouldRequireAuthentication()) {
$metadata['scope'] = $call->getRequiredScope();
$auth_error = $this->authenticateUser($api_request, $metadata);
// If we've explicitly authenticated the user here and either done
// CSRF validation or are using a non-web authentication mechanism.
$allow_unguarded_writes = true;
if ($auth_error === null) {
$conduit_user = $api_request->getUser();
if ($conduit_user && $conduit_user->getPHID()) {
$conduit_username = $conduit_user->getUsername();
}
$call->setUser($api_request->getUser());
}
}
$access_log = PhabricatorAccessLog::getLog();
if ($access_log) {
$access_log->setData(array('u' => $conduit_username, 'm' => $method));
}
if ($call->shouldAllowUnguardedWrites()) {
$allow_unguarded_writes = true;
}
if ($auth_error === null) {
if ($allow_unguarded_writes) {
$unguarded = AphrontWriteGuard::beginScopedUnguardedWrites();
}
try {
$result = $call->execute();
$error_code = null;
$error_info = null;
} catch (ConduitException $ex) {
$result = null;
$error_code = $ex->getMessage();
if ($ex->getErrorDescription()) {
$error_info = $ex->getErrorDescription();
} else {
$error_info = $call->getErrorDescription($error_code);
}
}
if ($allow_unguarded_writes) {
unset($unguarded);
}
} else {
list($error_code, $error_info) = $auth_error;
}
} catch (Exception $ex) {
if (!$ex instanceof ConduitMethodNotFoundException) {
phlog($ex);
}
$result = null;
$error_code = $ex instanceof ConduitException ? 'ERR-CONDUIT-CALL' : 'ERR-CONDUIT-CORE';
$error_info = $ex->getMessage();
}
$time_end = microtime(true);
$connection_id = null;
if (idx($metadata, 'connectionID')) {
$connection_id = $metadata['connectionID'];
} else {
if ($method == 'conduit.connect' && $result) {
$connection_id = idx($result, 'connectionID');
}
}
$log->setCallerPHID(isset($conduit_user) ? $conduit_user->getPHID() : null)->setConnectionID($connection_id)->setError((string) $error_code)->setDuration(1000000 * ($time_end - $time_start));
$unguarded = AphrontWriteGuard::beginScopedUnguardedWrites();
$log->save();
unset($unguarded);
$response = id(new ConduitAPIResponse())->setResult($result)->setErrorCode($error_code)->setErrorInfo($error_info);
switch ($request->getStr('output')) {
case 'human':
return $this->buildHumanReadableResponse($method, $api_request, $response->toDictionary(), $method_implementation);
case 'json':
default:
return id(new AphrontJSONResponse())->setAddJSONShield(false)->setContent($response->toDictionary());
}
}
private function renderResource(CelerityResourceMap $map, $name)
{
$uri = $this->getURI($map, $name);
$type = $map->getResourceTypeForName($name);
$multimeter = MultimeterControl::getInstance();
if ($multimeter) {
$event_type = MultimeterEvent::TYPE_STATIC_RESOURCE;
$multimeter->newEvent($event_type, 'rsrc.' . $name, 1);
}
switch ($type) {
case 'css':
return phutil_tag('link', array('rel' => 'stylesheet', 'type' => 'text/css', 'href' => $uri));
case 'js':
return phutil_tag('script', array('type' => 'text/javascript', 'src' => $uri), '');
}
throw new Exception(pht('Unable to render resource "%s", which has unknown type "%s".', $name, $type));
}
public function processRequest(AphrontRequest $request, PhutilDeferredLog $access_log, AphrontHTTPSink $sink, MultimeterControl $multimeter)
{
$this->setRequest($request);
list($controller, $uri_data) = $this->buildController();
$controller_class = get_class($controller);
$access_log->setData(array('C' => $controller_class));
$multimeter->setEventContext('web.' . $controller_class);
$request->setURIMap($uri_data);
$controller->setRequest($request);
// If execution throws an exception and then trying to render that
// exception throws another exception, we want to show the original
// exception, as it is likely the root cause of the rendering exception.
$original_exception = null;
try {
$response = $controller->willBeginExecution();
if ($request->getUser() && $request->getUser()->getPHID()) {
$access_log->setData(array('u' => $request->getUser()->getUserName(), 'P' => $request->getUser()->getPHID()));
$multimeter->setEventViewer('user.' . $request->getUser()->getPHID());
}
if (!$response) {
$controller->willProcessRequest($uri_data);
$response = $controller->handleRequest($request);
}
} catch (Exception $ex) {
$original_exception = $ex;
$response = $this->handleException($ex);
}
try {
$response = $controller->didProcessRequest($response);
$response = $this->willSendResponse($response, $controller);
$response->setRequest($request);
$unexpected_output = PhabricatorStartup::endOutputCapture();
if ($unexpected_output) {
$unexpected_output = pht("Unexpected output:\n\n%s", $unexpected_output);
phlog($unexpected_output);
if ($response instanceof AphrontWebpageResponse) {
echo phutil_tag('div', array('style' => 'background: #eeddff;' . 'white-space: pre-wrap;' . 'z-index: 200000;' . 'position: relative;' . 'padding: 8px;' . 'font-family: monospace'), $unexpected_output);
}
}
$sink->writeResponse($response);
} catch (Exception $ex) {
if ($original_exception) {
throw $original_exception;
}
throw $ex;
}
return $response;
}
public function processRequest(AphrontRequest $request, PhutilDeferredLog $access_log, AphrontHTTPSink $sink, MultimeterControl $multimeter)
{
$this->setRequest($request);
list($controller, $uri_data) = $this->buildController();
$controller_class = get_class($controller);
$access_log->setData(array('C' => $controller_class));
$multimeter->setEventContext('web.' . $controller_class);
$request->setController($controller);
$request->setURIMap($uri_data);
$controller->setRequest($request);
// If execution throws an exception and then trying to render that
// exception throws another exception, we want to show the original
// exception, as it is likely the root cause of the rendering exception.
$original_exception = null;
try {
$response = $controller->willBeginExecution();
if ($request->getUser() && $request->getUser()->getPHID()) {
$access_log->setData(array('u' => $request->getUser()->getUserName(), 'P' => $request->getUser()->getPHID()));
$multimeter->setEventViewer('user.' . $request->getUser()->getPHID());
}
if (!$response) {
$controller->willProcessRequest($uri_data);
$response = $controller->handleRequest($request);
$this->validateControllerResponse($controller, $response);
}
} catch (Exception $ex) {
$original_exception = $ex;
$response = $this->handleException($ex);
}
try {
$response = $this->produceResponse($request, $response);
$response = $controller->willSendResponse($response);
$response->setRequest($request);
self::writeResponse($sink, $response);
} catch (Exception $ex) {
if ($original_exception) {
throw $original_exception;
}
throw $ex;
}
return $response;
}