php 使用saml,php-saml
php-saml 是 PHP 的 SAML 开发包。
配置示例：<?php
$settings = array (
// If 'strict' is True, then the PHP Toolkit will reject unsigned
// or unencrypted messages if it expects them to be signed or encrypted.
// Also it will reject the messages if the SAML standard is not strictly
// followed: Destination, NameId, Conditions ... are validated too.
'strict' => false,
// Enable debug mode (to print errors).
'debug' => false,
// Set a BaseURL to be used instead of try to guess
// the BaseURL of the view that process the SAML Message.
// Ex http://sp.example.com/
// http://example.com/sp/
'baseurl' => null,
// Service Provider Data that we are deploying.
'sp' => array (
// Identifier of the SP entity (must be a URI)
'entityId' => '',
// Specifies info about where and how the message MUST be
// returned to the requester, in this case our SP.
'assertionConsumerService' => array (
// URL Location where the from the IdP will be returned
'url' => '',
// SAML protocol binding to be used when returning the
// message. OneLogin Toolkit supports this endpoint for the
// HTTP-POST binding only.
'binding' => 'urn:oasis:names:tc:SAML:2.0:bindings:HTTP-POST',
),
// If you need to specify requested attributes, set a
// attributeConsumingService. nameFormat, attributeValue and
// friendlyName can be omitted
"attributeConsumingService"=> array(
"serviceName" => "SP test",
"serviceDescription" => "Test Service",
"requestedAttributes" => array(
array(
"name" => "",
"isRequired" => false,
"nameFormat" => "",
"friendlyName" => "",
"attributeValue" => array()
)
)
),
// Specifies info about where and how the message MUST be
// returned to the requester, in this case our SP.
'singleLogoutService' => array (
// URL Location where the from the IdP will be returned
'url' => '',
// SAML protocol binding to be used when returning the
// message. OneLogin Toolkit supports the HTTP-Redirect binding
// only for this endpoint.
'binding' => 'urn:oasis:names:tc:SAML:2.0:bindings:HTTP-Redirect',
),
// Specifies the constraints on the name identifier to be used to
// represent the requested subject.
// Take a look on lib/Saml2/Constants.php to see the NameIdFormat supported.
'NameIDFormat' => 'urn:oasis:names:tc:SAML:1.1:nameid-format:emailAddress',
// Usually x509cert and privateKey of the SP are provided by files placed at
// the certs folder. But we can also provide them with the following parameters
'x509cert' => '',
'privateKey' => '',
/*
* Key rollover
* If you plan to update the SP x509cert and privateKey
* you can define here the new x509cert and it will be
* published on the SP metadata so Identity Providers can
* read them and get ready for rollover.
*/
// 'x509certNew' => '',
),
// Identity Provider Data that we want connected with our SP.
'idp' => array (
// Identifier of the IdP entity (must be a URI)
'entityId' => '',
// SSO endpoint info of the IdP. (Authentication Request protocol)
'singleSignOnService' => array (
// URL Target of the IdP where the Authentication Request Message
// will be sent.
'url' => '',
// SAML protocol binding to be used when returning the
// message. OneLogin Toolkit supports the HTTP-Redirect binding
// only for this endpoint.
'binding' => 'urn:oasis:names:tc:SAML:2.0:bindings:HTTP-Redirect',
),
// SLO endpoint info of the IdP.
'singleLogoutService' => array (
// URL Location of the IdP where SLO Request will be sent.
'url' => '',
// URL location of the IdP where the SP will send the SLO Response (ResponseLocation)
// if not set, url for the SLO Request will be used
'responseUrl' => '',
// SAML protocol binding to be used when returning the
// message. OneLogin Toolkit supports the HTTP-Redirect binding
// only for this endpoint.
'binding' => 'urn:oasis:names:tc:SAML:2.0:bindings:HTTP-Redirect',
),
// Public x509 certificate of the IdP
'x509cert' => '',
/*
* Instead of use the whole x509cert you can use a fingerprint in order to
* validate a SAMLResponse, but we don't recommend to use that
* method on production since is exploitable by a collision attack.
* (openssl x509 -noout -fingerprint -in "idp.crt" to generate it,
* or add for example the -sha256 , -sha384 or -sha512 parameter)
*
* If a fingerprint is provided, then the certFingerprintAlgorithm is required in order to
* let the toolkit know which algorithm was used. Possible values: sha1, sha256, sha384 or sha512
* 'sha1' is the default value.
*
* Notice that if you want to validate any SAML Message sent by the HTTP-Redirect binding, you
* will need to provide the whole x509cert.
*/
// 'certFingerprint' => '',
// 'certFingerprintAlgorithm' => 'sha1',
/* In some scenarios the IdP uses different certificates for
* signing/encryption, or is under key rollover phase and
* more than one certificate is published on IdP metadata.
* In order to handle that the toolkit offers that parameter.
* (when used, 'x509cert' and 'certFingerprint' values are
* ignored).
*/
// 'x509certMulti' => array(
// 'signing' => array(
// 0 => '',
// ),
// 'encryption' => array(
// 0 => '',
// )
// ),
),
);
示例代码：// Initializes toolkit with settings.php & advanced_settings files.
$auth = new OneLogin_Saml2_Auth();
//or
$settings = new OneLogin_Saml2_Settings();
// Initializes toolkit with the array provided.
$auth = new OneLogin_Saml2_Auth($settingsInfo);
//or
$settings = new OneLogin_Saml2_Settings($settingsInfo);
require_once 'custom_settings.php'; // The custom_settings.php contains a
// $settingsInfo array.
$auth = new OneLogin_Saml2_Auth($settingsInfo);
define("TOOLKIT_PATH", '/var/www/php-saml/');
require_once(TOOLKIT_PATH . '_toolkit_loader.php');