379 lines
9.5 KiB
PHP
379 lines
9.5 KiB
PHP
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<?php
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# vim: shiftwidth=2 tabstop=2 expandtab
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require __DIR__ . '/../vendor/autoload.php';
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use Jumbojett\OpenIDConnectClient;
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use Jumbojett\OpenIDConnectClientException;
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/*
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************************************
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* Configuration *
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************************************
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*/
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// Public app URL
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$public_app_url = "https://connection.example.com/test-oidc";
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// All valid OIDC servers
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$oidc_servers = [
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// OIDC server hostname
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"connection.example.com" => [
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// OIDC server root URL
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"url" => "https://connection.example.com",
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// Client ID (as provided by your IDP)
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"client_id" => "27d65748-0aaa-42d9-90dc-353d94f2840a",
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// Client secret (as provided by your IDP)
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"client_secret" => "5d86b271-a3b8-4d75-b569-a86d48b75658",
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// Requested OIDC scopes
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"scopes" => ["profile", "email"],
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// Expected attributes (optional, retrieve all proposed attributes otherwise)
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/*
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"expected_attributes" => [
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"preferred_username",
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"given_name",
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"family_name",
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"email",
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],
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*/
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],
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];
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// FQDN of OIDC server
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$default_oidc_server = key($oidc_servers);
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/*
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************************************
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* Main *
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************************************
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*/
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session_start();
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$_SESSION["warnings"] = isset($_SESSION["warnings"]) && is_array($_SESSION["warnings"])?$_SESSION["warnings"]:[];
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if (isset($_REQUEST['server']) && !isset($oidc_servers[$_REQUEST['server']])) {
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$_SESSION["warnings"][] = "Invalid OIDC server choiced";
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unset($_REQUEST['server']);
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}
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if (isset($_REQUEST['server'])) {
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$oidc_server = $_REQUEST['server'];
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if ($_SESSION['oidc_server'] != $oidc_server) {
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$_SESSION = []; // reset session on changing OIDC server
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}
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}
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elseif (isset($_SESSION['oidc_server'])) {
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$oidc_server = $_SESSION['oidc_server'];
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}
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else {
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$oidc_server = $default_oidc_server;
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$_SESSION = []; // reset session
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}
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$_SESSION['oidc_server'] = $oidc_server;
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function reset_session() {
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global $oidc_server;
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$_SESSION = [];
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if (isset($oidc_server) && $oidc_server)
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$_SESSION['oidc_server'] = $oidc_server;
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}
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$_show_oidc_client_config = false;
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function show_oidc_client_config() {
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global $_show_oidc_client_config, $oidc_client_config;
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if ($_show_oidc_client_config) return true;
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$_show_oidc_client_config = true;
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echo "<h3>OIDC Client configuration</h3><ul>";
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foreach($oidc_client_config as $cfg_name => $cfg_val) {
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echo "<li><strong>$cfg_name :</strong> <em>$cfg_val</em></li>";
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}
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echo "</ul>";
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}
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function show_warnings() {
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if (!empty($_SESSION["warnings"])) {
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echo "<h2 style='color: #f00'>Warnings message</h2><ul>";
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foreach ($_SESSION["warnings"] as $msg) {
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echo "<li>$msg</li>";
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}
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echo "</ul>";
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}
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$_SESSION["warnings"] = [];
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}
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$_SESSION["messages"] = isset($_SESSION["messages"]) && is_array($_SESSION["messages"])?$_SESSION["messages"]:[];
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function show_messages() {
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if (!empty($_SESSION["messages"])) {
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echo "<div class='success'>";
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if (count($_SESSION["messages"]) == 1) {
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echo $_SESSION["messages"][0];
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}
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else {
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echo "<ul>";
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foreach($_SESSION["messages"] as $msg)
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echo "<li>$msg</li>";
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echo "</ul>";
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}
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echo "</div>";
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}
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$_SESSION["messages"] = [];
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}
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function vardump($value) {
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ob_start();
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var_dump($value);
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$value = ob_get_contents();
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ob_end_clean();
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return $value;
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}
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function redirect($url=null) {
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global $public_app_url;
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$url = $url?$url:$public_app_url;
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header("Location: $url");
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exit();
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}
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function show_user_infos() {
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echo "<h2>Token ID</h2>";
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echo "<pre>".vardump($_SESSION['id_token'])."</pre>";
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echo "<h2>Verified claims</h2>";
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echo "<pre>".vardump($_SESSION['verified_claims'])."</pre>";
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echo "<h2>Attributes</h2>";
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echo "<ul>";
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foreach($_SESSION['attributes'] as $attr => $value) {
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$value = vardump($value);
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echo "<li><b>{$attr} :</b><pre>{$value}</pre></li>\n";
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}
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echo "</ul>";
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}
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?>
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<html>
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<head>
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<title>Test OIDC</title>
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<style>
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strong {
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font-size: 0.9em;
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}
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em {
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font-size: 0.8em;
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}
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pre {
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margin-left: 1em;
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padding: 1em;
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border-left: 1px solid;
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background-color: #eee;
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font-size: 0.9em;
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}
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div.success, div.error {
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padding: 0.2em;
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width: 50%;
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font-weight: bold;
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margin: 1em;
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text-align: center;
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}
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div.success {
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color: #0E4700;
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border: 1px solid #0E4700;
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background-color: #99E774;
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}
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div.error {
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color: #f00;
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border: 1px solid #f00;
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padding: 1em;
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background-color: #C56E6E;
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}
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h2 {
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border-bottom: 1px solid;
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}
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</style>
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<body>
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<h1>Test OIDC Application</h1>
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<?php
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show_warnings();
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show_messages();
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?>
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<h2>OIDC server selection</h2>
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<form action='index.php' method='POST'>
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<label for='server'>OIDC server</label> :
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<select name='server' id='server' onchange="javascript:submit();">
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<?php
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foreach($oidc_servers as $server => $opts) {
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echo "<option value='$server'".($oidc_server == $server?'selected':'').">$server</option>\n";
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}
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?>
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</select>
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<input type='submit' value='Change'/>
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</form>
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<h2>Menu</h2>
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<ul>
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<li><a href='?do=login'>Login</a></li>
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<li><a href='?do=logout'>Logout on OIDC server</a></li>
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<li><a href='?do=local_logout'>Logout on local application</a></li>
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</ul>
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<h2>OIDC Client Initialization ...</h2>
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<?php
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$oidc_client_config = [
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"Public application URL" => $public_app_url,
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'OIDC Hostname' => $oidc_server,
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'IDP URL' => $oidc_servers[$oidc_server]['url'],
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'Client ID' => (
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substr($oidc_servers[$oidc_server]['client_id'], 0, 4)."...".
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substr($oidc_servers[$oidc_server]['client_id'], -2)
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),
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'Client secret' => (
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substr($oidc_servers[$oidc_server]['client_secret'], 0, 4)."...".
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substr($oidc_servers[$oidc_server]['client_secret'], -2)
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),
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];
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$oidc = new OpenIDConnectClient(
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$oidc_servers[$oidc_server]['url'],
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$oidc_servers[$oidc_server]['client_id'],
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$oidc_servers[$oidc_server]['client_secret']
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);
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$client_redirect_url = $public_app_url."/?do=login";
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$oidc_client_config["Client redirect URL"] = $client_redirect_url;
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$oidc->setRedirectURL($client_redirect_url);
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$client_logout_redirect_url = "$public_app_url/?do=logout_callback";
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$oidc_client_config["Client logout redirect URL"] = $client_logout_redirect_url;
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$oidc_client_config["Scopes"] = implode(", ", $oidc_servers[$oidc_server]['scopes']);
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$oidc->addScope($oidc_servers[$oidc_server]['scopes']);
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$oidc_client_config['Expected attributes'] = (
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isset($oidc_servers[$oidc_server]['expected_attributes']) // @phpstan-ignore-line
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&& is_array($oidc_servers[$oidc_server]['expected_attributes'])
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&& ! empty($oidc_servers[$oidc_server]['expected_attributes'])?
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implode(", ", $oidc_servers[$oidc_server]['expected_attributes']):
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"none (retrieve all provided attributes)"
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);
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echo "<p><strong>Client successfully initialized</strong></p>";
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show_oidc_client_config();
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show_warnings();
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?>
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<h2>Action</h2>
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<h3>State before running action</h3>
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<?php
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if (isset($_SESSION['idToken']) && $_SESSION['idToken']) {
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echo "Authenticated";
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}
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else {
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echo "Not authenticated";
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}
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?>
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<h3>Running action...</h3>
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<?php
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if (isset($_REQUEST['do'])) {
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switch($_REQUEST['do']) {
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case 'login':
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try {
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$oidc->authenticate();
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}
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catch(OpenIDConnectClientException $e) {
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$_SESSION["warnings"][] = "Fail to authenticate: ".$e->getMessage();
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redirect();
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}
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$_SESSION["messages"][] = "Successfully authenticated";
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$_SESSION['id_token'] = $oidc->getIdToken();
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$_SESSION['verified_claims'] = $oidc->getVerifiedClaims();
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$_SESSION['attributes'] = [];
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if (
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isset($oidc_servers[$oidc_server]['expected_attributes']) // @phpstan-ignore-line
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&& is_array($oidc_servers[$oidc_server]['expected_attributes'])
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&& !empty($oidc_servers[$oidc_server]['expected_attributes'])
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) {
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foreach($oidc_servers[$oidc_server]['expected_attributes'] as $attr) {
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try {
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$_SESSION['attributes'][$attr] = $oidc->requestUserInfo($attr);
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}
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catch(OpenIDConnectClientException $e) {
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$_SESSION["warnings"][] = "Fail to retrieve attribute '$attr': ".$e->getMessage();
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}
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}
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}
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else {
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try {
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$_SESSION['attributes'] = get_object_vars($oidc->requestUserInfo());
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}
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catch(OpenIDConnectClientException $e) {
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$_SESSION["warnings"][] = "Fail to retrieve attributes: ".$e->getMessage();
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}
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}
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redirect();
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break;
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case 'logout':
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if (isset($_SESSION['id_token'])) {
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$_SESSION["logout_expected"] = true;
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$oidc->signOut($_SESSION['id_token'], $client_logout_redirect_url);
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}
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else {
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$_SESSION["warnings"] = "Not yet authenticated, can't logout!";
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redirect();
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}
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break;
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case "logout_callback":
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if (isset($_SESSION["logout_expected"]) && $_SESSION["logout_expected"]) {
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$_SESSION = ["oidc_server" => $oidc_server];
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$_SESSION["messages"][] = "Successfully logout from OIDC server and client application.";
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unset($_SESSION["logout_expected"]);
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}
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else {
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$_SESSION["warnings"] = "Unexpected logout callback URL call";
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}
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redirect();
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break;
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case 'local_logout':
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$_SESSION = ["oidc_server" => $oidc_server];
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$_SESSION["messages"][] = "Successfully logout from client application only.";
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redirect();
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break;
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default:
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$_SESSION["warningsverified_claims"] = "Incorrect requested action";
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redirect();
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}
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}
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else {
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echo "Nothing to do";
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}
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if (isset($_SESSION['id_token'])) {
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echo "<h2>Authenticated user information</h2>";
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show_user_infos();
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}
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?>
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</body>
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</html>
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