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PhabricatorAuthProviderLDAP.php
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Created
Sun, Jan 5, 14:44

PhabricatorAuthProviderLDAP.php
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<?php
final class PhabricatorAuthProviderLDAP
extends PhabricatorAuthProvider {
private $adapter;
public function getProviderName() {
return pht('LDAP');
}
public function isEnabled() {
return parent::isEnabled() &&
PhabricatorEnv::getEnvConfig('ldap.auth-enabled');
}
public function getAdapter() {
if (!$this->adapter) {
$adapter = id(new PhutilAuthAdapterLDAP())
->setHostname(PhabricatorEnv::getEnvConfig('ldap.hostname'))
->setPort(PhabricatorEnv::getEnvConfig('ldap.port'))
->setBaseDistinguishedName(PhabricatorEnv::getEnvConfig('ldap.base_dn'))
->setSearchAttribute(
PhabricatorEnv::getEnvConfig('ldap.search_attribute'))
->setUsernameAttribute(
PhabricatorEnv::getEnvConfig('ldap.username-attribute'))
->setLDAPVersion(PhabricatorEnv::getEnvConfig('ldap.version'))
->setLDAPReferrals(PhabricatorEnv::getEnvConfig('ldap.referrals'))
->setLDAPStartTLS(PhabricatorEnv::getEnvConfig('ldap.start-tls'))
->setAnonymousUsername(
PhabricatorEnv::getEnvConfig('ldap.anonymous-user-name'))
->setAnonymousPassword(
new PhutilOpaqueEnvelope(
PhabricatorEnv::getEnvConfig('ldap.anonymous-user-password')))
->setSearchFirst(PhabricatorEnv::getEnvConfig('ldap.search-first'))
->setActiveDirectoryDomain(
PhabricatorEnv::getEnvConfig('ldap.activedirectory_domain'));
$this->adapter = $adapter;
}
return $this->adapter;
}
public function shouldAllowLogin() {
return true;
}
public function shouldAllowRegistration() {
return true;
}
public function shouldAllowAccountLink() {
return true;
}
public function shouldAllowAccountUnlink() {
return true;
}
protected function renderLoginForm(AphrontRequest $request, $is_link) {
$viewer = $request->getUser();
$dialog = id(new AphrontDialogView())
->setSubmitURI($this->getLoginURI())
->setUser($viewer);
if ($is_link) {
$dialog->setTitle(pht('Link LDAP Account'));
$dialog->addSubmitButton(pht('Link Accounts'));
} else if ($this->shouldAllowRegistration()) {
$dialog->setTitle(pht('Login or Register with LDAP'));
$dialog->addSubmitButton(pht('Login or Register'));
} else {
$dialog->setTitle(pht('Login with LDAP'));
$dialog->addSubmitButton(pht('Login'));
}
$v_user = $request->getStr('ldap_username');
$e_user = null;
$e_pass = null;
$errors = array();
if ($request->isHTTPPost()) {
// NOTE: This is intentionally vague so as not to disclose whether a
// given username exists.
$e_user = pht('Invalid');
$e_pass = pht('Invalid');
$errors[] = pht('Username or password are incorrect.');
}
$form = id(new AphrontFormLayoutView())
->setUser($viewer)
->setFullWidth(true)
->appendChild(
id(new AphrontFormTextControl())
->setLabel('LDAP Username')
->setName('ldap_username')
->setValue($v_user)
->setError($e_user))
->appendChild(
id(new AphrontFormPasswordControl())
->setLabel('LDAP Password')
->setName('ldap_password')
->setError($e_pass));
if ($errors) {
$errors = id(new AphrontErrorView())->setErrors($errors);
}
$dialog->appendChild($errors);
$dialog->appendChild($form);
return $dialog;
}
public function processLoginRequest(
PhabricatorAuthLoginController $controller) {
$request = $controller->getRequest();
$viewer = $request->getUser();
$response = null;
$account = null;
$username = $request->getStr('ldap_username');
$password = $request->getStr('ldap_password');
$has_password = strlen($password);
$password = new PhutilOpaqueEnvelope($password);
if (!strlen($username) || !$has_password) {
$response = $controller->buildProviderPageResponse(
$this,
$this->renderLoginForm($request));
return array($account, $response);
}
try {
if (strlen($username) && $has_password) {
$adapter = $this->getAdapter();
$adapter->setLoginUsername($username);
$adapter->setLoginPassword($password);
// TODO: This calls ldap_bind() eventually, which dumps cleartext
// passwords to the error log. See note in PhutilAuthAdapterLDAP.
// See T3351.
DarkConsoleErrorLogPluginAPI::enableDiscardMode();
$account_id = $adapter->getAccountID();
DarkConsoleErrorLogPluginAPI::disableDiscardMode();
} else {
throw new Exception("Username and password are required!");
}
} catch (Exception $ex) {
// TODO: Make this cleaner.
throw $ex;
}
return array($this->loadOrCreateAccount($account_id), $response);
}
}

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