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phab/src/applications/settings/panel/PhabricatorMultiFactorSettingsPanel.php
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PhabricatorMultiFactorSettingsPanel.php
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<?php
final class PhabricatorMultiFactorSettingsPanel
extends PhabricatorSettingsPanel {
private $isEnrollment;
public function getPanelKey() {
return 'multifactor';
}
public function getPanelName() {
return pht('Multi-Factor Auth');
}
public function getPanelMenuIcon() {
return 'fa-lock';
}
public function getPanelGroupKey() {
return PhabricatorSettingsAuthenticationPanelGroup::PANELGROUPKEY;
}
public function isMultiFactorEnrollmentPanel() {
return true;
}
public function setIsEnrollment($is_enrollment) {
$this->isEnrollment = $is_enrollment;
return $this;
}
public function getIsEnrollment() {
return $this->isEnrollment;
}
public function processRequest(AphrontRequest $request) {
if ($request->getExists('new') || $request->getExists('providerPHID')) {
return $this->processNew($request);
}
if ($request->getExists('edit')) {
return $this->processEdit($request);
}
if ($request->getExists('delete')) {
return $this->processDelete($request);
}
$user = $this->getUser();
$viewer = $request->getUser();
$factors = id(new PhabricatorAuthFactorConfigQuery())
->setViewer($viewer)
->withUserPHIDs(array($user->getPHID()))
->execute();
$factors = msort($factors, 'newSortVector');
$rows = array();
$rowc = array();
$highlight_id = $request->getInt('id');
foreach ($factors as $factor) {
$provider = $factor->getFactorProvider();
if ($factor->getID() == $highlight_id) {
$rowc[] = 'highlighted';
} else {
$rowc[] = null;
}
$status = $provider->newStatus();
$status_icon = $status->getFactorIcon();
$status_color = $status->getFactorColor();
$icon = id(new PHUIIconView())
->setIcon("{$status_icon} {$status_color}")
->setTooltip(pht('Provider: %s', $status->getName()));
$details = $provider->getConfigurationListDetails($factor, $viewer);
$rows[] = array(
$icon,
javelin_tag(
'a',
array(
'href' => $this->getPanelURI('?edit='.$factor->getID()),
'sigil' => 'workflow',
),
$factor->getFactorName()),
$provider->getFactor()->getFactorShortName(),
$provider->getDisplayName(),
$details,
phabricator_datetime($factor->getDateCreated(), $viewer),
javelin_tag(
'a',
array(
'href' => $this->getPanelURI('?delete='.$factor->getID()),
'sigil' => 'workflow',
'class' => 'small button button-grey',
),
pht('Remove')),
);
}
$table = new AphrontTableView($rows);
$table->setNoDataString(
pht("You haven't added any authentication factors to your account yet."));
$table->setHeaders(
array(
null,
pht('Name'),
pht('Type'),
pht('Provider'),
pht('Details'),
pht('Created'),
null,
));
$table->setColumnClasses(
array(
null,
'wide pri',
null,
null,
null,
'right',
'action',
));
$table->setRowClasses($rowc);
$table->setDeviceVisibility(
array(
true,
true,
false,
false,
false,
false,
true,
));
$help_uri = PhabricatorEnv::getDoclink(
'User Guide: Multi-Factor Authentication');
$buttons = array();
// If we're enrolling a new account in MFA, provide a small visual hint
// that this is the button they want to click.
if ($this->getIsEnrollment()) {
$add_color = PHUIButtonView::BLUE;
} else {
$add_color = PHUIButtonView::GREY;
}
$can_add = (bool)$this->loadActiveMFAProviders();
$buttons[] = id(new PHUIButtonView())
->setTag('a')
->setIcon('fa-plus')
->setText(pht('Add Auth Factor'))
->setHref($this->getPanelURI('?new=true'))
->setWorkflow(true)
->setDisabled(!$can_add)
->setColor($add_color);
$buttons[] = id(new PHUIButtonView())
->setTag('a')
->setIcon('fa-book')
->setText(pht('Help'))
->setHref($help_uri)
->setColor(PHUIButtonView::GREY);
return $this->newBox(pht('Authentication Factors'), $table, $buttons);
}
private function processNew(AphrontRequest $request) {
$viewer = $request->getUser();
$user = $this->getUser();
$cancel_uri = $this->getPanelURI();
// Check that we have providers before we send the user through the MFA
// gate, so you don't authenticate and then immediately get roadblocked.
$providers = $this->loadActiveMFAProviders();
if (!$providers) {
return $this->newDialog()
->setTitle(pht('No MFA Providers'))
->appendParagraph(
pht(
'This install does not have any active MFA providers configured. '.
'At least one provider must be configured and active before you '.
'can add new MFA factors.'))
->addCancelButton($cancel_uri);
}
$token = id(new PhabricatorAuthSessionEngine())->requireHighSecuritySession(
$viewer,
$request,
$cancel_uri);
$selected_phid = $request->getStr('providerPHID');
if (empty($providers[$selected_phid])) {
$selected_provider = null;
} else {
$selected_provider = $providers[$selected_phid];
// Only let the user continue creating a factor for a given provider if
// they actually pass the provider's checks.
if (!$selected_provider->canCreateNewConfiguration($viewer)) {
$selected_provider = null;
}
}
if (!$selected_provider) {
$menu = id(new PHUIObjectItemListView())
->setViewer($viewer)
->setBig(true)
->setFlush(true);
foreach ($providers as $provider_phid => $provider) {
$provider_uri = id(new PhutilURI($this->getPanelURI()))
->setQueryParam('providerPHID', $provider_phid);
$is_enabled = $provider->canCreateNewConfiguration($viewer);
$item = id(new PHUIObjectItemView())
->setHeader($provider->getDisplayName())
->setImageIcon($provider->newIconView())
->addAttribute($provider->getDisplayDescription());
if ($is_enabled) {
$item
->setHref($provider_uri)
->setClickable(true);
} else {
$item->setDisabled(true);
}
$create_description = $provider->getConfigurationCreateDescription(
$viewer);
if ($create_description) {
$item->appendChild($create_description);
}
$menu->addItem($item);
}
return $this->newDialog()
->setTitle(pht('Choose Factor Type'))
->appendChild($menu)
->addCancelButton($cancel_uri);
}
// NOTE: Beyond providing guidance, this step is also providing a CSRF gate
// on this endpoint, since prompting the user to respond to a challenge
// sometimes requires us to push a challenge to them as a side effect (for
// example, with SMS).
if (!$request->isFormPost() || !$request->getBool('mfa.start')) {
$enroll = $selected_provider->getEnrollMessage();
if (!strlen($enroll)) {
$enroll = $selected_provider->getEnrollDescription($viewer);
}
return $this->newDialog()
->addHiddenInput('providerPHID', $selected_provider->getPHID())
->addHiddenInput('mfa.start', 1)
->setTitle(pht('Add Authentication Factor'))
->appendChild(new PHUIRemarkupView($viewer, $enroll))
->addCancelButton($cancel_uri)
->addSubmitButton($selected_provider->getEnrollButtonText($viewer));
}
$form = id(new AphrontFormView())
->setViewer($viewer);
if ($request->getBool('mfa.enroll')) {
// Subject users to rate limiting so that it's difficult to add factors
// by pure brute force. This is normally not much of an attack, but push
// factor types may have side effects.
PhabricatorSystemActionEngine::willTakeAction(
array($viewer->getPHID()),
new PhabricatorAuthNewFactorAction(),
1);
} else {
// Test the limit before showing the user a form, so we don't give them
// a form which can never possibly work because it will always hit rate
// limiting.
PhabricatorSystemActionEngine::willTakeAction(
array($viewer->getPHID()),
new PhabricatorAuthNewFactorAction(),
0);
}
$config = $selected_provider->processAddFactorForm(
$form,
$request,
$user);
if ($config) {
// If the user added a factor, give them a rate limiting point back.
PhabricatorSystemActionEngine::willTakeAction(
array($viewer->getPHID()),
new PhabricatorAuthNewFactorAction(),
-1);
$config->save();
// If we used a temporary token to handle synchronizing the factor,
// revoke it now.
$sync_token = $config->getMFASyncToken();
if ($sync_token) {
$sync_token->revokeToken();
}
$log = PhabricatorUserLog::initializeNewLog(
$viewer,
$user->getPHID(),
PhabricatorUserLog::ACTION_MULTI_ADD);
$log->save();
$user->updateMultiFactorEnrollment();
// Terminate other sessions so they must log in and survive the
// multi-factor auth check.
id(new PhabricatorAuthSessionEngine())->terminateLoginSessions(
$user,
new PhutilOpaqueEnvelope(
$request->getCookie(PhabricatorCookies::COOKIE_SESSION)));
return id(new AphrontRedirectResponse())
->setURI($this->getPanelURI('?id='.$config->getID()));
}
return $this->newDialog()
->addHiddenInput('providerPHID', $selected_provider->getPHID())
->addHiddenInput('mfa.start', 1)
->addHiddenInput('mfa.enroll', 1)
->setWidth(AphrontDialogView::WIDTH_FORM)
->setTitle(pht('Add Authentication Factor'))
->appendChild($form->buildLayoutView())
->addSubmitButton(pht('Continue'))
->addCancelButton($cancel_uri);
}
private function processEdit(AphrontRequest $request) {
$viewer = $request->getUser();
$user = $this->getUser();
$factor = id(new PhabricatorAuthFactorConfig())->loadOneWhere(
'id = %d AND userPHID = %s',
$request->getInt('edit'),
$user->getPHID());
if (!$factor) {
return new Aphront404Response();
}
$e_name = true;
$errors = array();
if ($request->isFormPost()) {
$name = $request->getStr('name');
if (!strlen($name)) {
$e_name = pht('Required');
$errors[] = pht(
'Authentication factors must have a name to identify them.');
}
if (!$errors) {
$factor->setFactorName($name);
$factor->save();
$user->updateMultiFactorEnrollment();
return id(new AphrontRedirectResponse())
->setURI($this->getPanelURI('?id='.$factor->getID()));
}
} else {
$name = $factor->getFactorName();
}
$form = id(new AphrontFormView())
->setUser($viewer)
->appendChild(
id(new AphrontFormTextControl())
->setName('name')
->setLabel(pht('Name'))
->setValue($name)
->setError($e_name));
$dialog = id(new AphrontDialogView())
->setUser($viewer)
->addHiddenInput('edit', $factor->getID())
->setTitle(pht('Edit Authentication Factor'))
->setErrors($errors)
->appendChild($form->buildLayoutView())
->addSubmitButton(pht('Save'))
->addCancelButton($this->getPanelURI());
return id(new AphrontDialogResponse())
->setDialog($dialog);
}
private function processDelete(AphrontRequest $request) {
$viewer = $request->getUser();
$user = $this->getUser();
$token = id(new PhabricatorAuthSessionEngine())->requireHighSecuritySession(
$viewer,
$request,
$this->getPanelURI());
$factor = id(new PhabricatorAuthFactorConfig())->loadOneWhere(
'id = %d AND userPHID = %s',
$request->getInt('delete'),
$user->getPHID());
if (!$factor) {
return new Aphront404Response();
}
if ($request->isFormPost()) {
$factor->delete();
$log = PhabricatorUserLog::initializeNewLog(
$viewer,
$user->getPHID(),
PhabricatorUserLog::ACTION_MULTI_REMOVE);
$log->save();
$user->updateMultiFactorEnrollment();
return id(new AphrontRedirectResponse())
->setURI($this->getPanelURI());
}
$dialog = id(new AphrontDialogView())
->setUser($viewer)
->addHiddenInput('delete', $factor->getID())
->setTitle(pht('Delete Authentication Factor'))
->appendParagraph(
pht(
'Really remove the authentication factor %s from your account?',
phutil_tag('strong', array(), $factor->getFactorName())))
->addSubmitButton(pht('Remove Factor'))
->addCancelButton($this->getPanelURI());
return id(new AphrontDialogResponse())
->setDialog($dialog);
}
private function loadActiveMFAProviders() {
$viewer = $this->getViewer();
$providers = id(new PhabricatorAuthFactorProviderQuery())
->setViewer($viewer)
->withStatuses(
array(
PhabricatorAuthFactorProviderStatus::STATUS_ACTIVE,
))
->execute();
$providers = mpull($providers, null, 'getPHID');
$providers = msortv($providers, 'newSortVector');
return $providers;
}
}
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