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kolab_sso: Install firebase/php-jwt via composer

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This commit is contained in:
Aleksander Machniak 2024-02-09 15:09:04 +01:00
parent 653734e8fc
commit e9fdf8e979
10 changed files with 12 additions and 415 deletions
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9
composer.json-dist
View file

@ -5,6 +5,10 @@
"require": {
"php": ">=7.2.0",
"caxy/php-htmldiff": "~0.1.15",
"endroid/qr-code": "~1.6.5",
"enygma/yubikey": "~3.2",
"firebase/php-jwt": "~6.4.0",
"kolab/net_ldap3": "dev-master",
"lolli42/finediff": "~1.0.3",
"pear/pear-core-minimal": "~1.10.1",
"pear/net_socket": "~1.2.1",
@ -17,10 +21,7 @@
"pear/http_request2": "~2.5.0",
"roundcube/rtf-html-php": "~2.1",
"sabre/vobject": "~4.5.1",
"kolab/net_ldap3": "dev-master",
"spomky-labs/otphp": "~10.0.3",
"endroid/qr-code": "~1.6.5",
"enygma/yubikey": "~3.2"
"spomky-labs/otphp": "~10.0.3"
},
"require-dev": {
"friendsofphp/php-cs-fixer": "^3.0",

1
phpstan.neon
View file

@ -13,7 +13,6 @@ parameters:
- '#Access to an undefined property (calendar|tasklist)::\$itip#'
- '#Access to an undefined property (calendar|tasklist)::\$ical#'
- '#Access to an undefined property Kolab2FA\\.*::\$(username|secret)#'
- '#Unsafe call to private method Firebase\\JWT\\JWT::.*#'
- '#Access to an undefined property Sabre\\VObject.*::\$.*#'
- '#Access to an undefined property DateTime::\$_dateonly#'
# All expressions below are about libkolabxml (which I don't have installed)

3
plugins/kolab_sso/composer.json
View file

@ -22,6 +22,7 @@
"php": ">=5.3.0",
"roundcube/plugin-installer": ">=0.1.3",
"kolab/libkolab": ">=3.4.0",
"pear/http_request2": "~2.5.0"
"pear/http_request2": "~2.5.0",
"firebase/php-jwt": "~6.4.0"
}
}

1
plugins/kolab_sso/config.inc.php.dist
View file

@ -42,6 +42,7 @@ $config['kolab_sso_options'] = array(
// Client ID/Secret for the API
'client_id' => '20w6DXX69isNBaufCwyK24wkBHqPT2ht',
'client_secret' => 'd78McGW4UWfFyZprGd8BCKooll',
'client_secret_algorithm' => 'RS256',
// Token URI, if different than <uri>/token
'token_uri' => 'https://kolab.eu.auth0.com/oauth/token',
// Authorize URI, if different than <uri>/authorize

5
plugins/kolab_sso/drivers/oauth2.php
View file

@ -288,10 +288,13 @@ class kolab_sso_oauth2
}
}
// TODO: Try all supported algorithms for a key instead of requiring a config value?
$key = new Firebase\JWT\Key($key, ($this->config['client_secret_algorithm'] ?? null) ?: 'RS256');
$jwt = new Firebase\JWT\JWT();
$jwt::$leeway = 60;
$payload = $jwt->decode($token, $key, array_keys(Firebase\JWT\JWT::$supported_algs));
$payload = $jwt->decode($token, $key);
$result['email'] = $this->validate_token_payload($payload);
} catch (Exception $e) {

5
plugins/kolab_sso/kolab_sso.php
View file

@ -348,11 +348,6 @@ class kolab_sso extends rcube_plugin
], true, true);
}
// Add /lib to include_path
$include_path = $this->home . '/lib' . PATH_SEPARATOR;
$include_path .= ini_get('include_path');
set_include_path($include_path);
require_once $this->home . "/drivers/$driver.php";
$this->debug = $this->rc->config->get('kolab_sso_debug');

7
plugins/kolab_sso/lib/Firebase/JWT/BeforeValidException.php
View file

@ -1,7 +0,0 @@
<?php
namespace Firebase\JWT;
class BeforeValidException extends \UnexpectedValueException
{
}

7
plugins/kolab_sso/lib/Firebase/JWT/ExpiredException.php
View file

@ -1,7 +0,0 @@
<?php
namespace Firebase\JWT;
class ExpiredException extends \UnexpectedValueException
{
}

382
plugins/kolab_sso/lib/Firebase/JWT/JWT.php
View file

@ -1,382 +0,0 @@
<?php
namespace Firebase\JWT;
use DomainException;
use InvalidArgumentException;
use UnexpectedValueException;
use DateTime;
/**
* JSON Web Token implementation, based on this spec:
* https://tools.ietf.org/html/rfc7519
*
* PHP version 5
*
* @category Authentication
* @package Authentication_JWT
* @author Neuman Vong <neuman@twilio.com>
* @author Anant Narayanan <anant@php.net>
* @license http://opensource.org/licenses/BSD-3-Clause 3-clause BSD
* @link https://github.com/firebase/php-jwt
*/
class JWT
{
/**
* When checking nbf, iat or expiration times,
* we want to provide some extra leeway time to
* account for clock skew.
*/
public static $leeway = 0;
/**
* Allow the current timestamp to be specified.
* Useful for fixing a value within unit testing.
*
* Will default to PHP time() value if null.
*/
public static $timestamp = null;
public static $supported_algs = [
'HS256' => ['hash_hmac', 'SHA256'],
'HS512' => ['hash_hmac', 'SHA512'],
'HS384' => ['hash_hmac', 'SHA384'],
'RS256' => ['openssl', 'SHA256'],
'RS384' => ['openssl', 'SHA384'],
'RS512' => ['openssl', 'SHA512'],
];
/**
* Decodes a JWT string into a PHP object.
*
* @param string $jwt The JWT
* @param string|array $key The key, or map of keys.
* If the algorithm used is asymmetric, this is the public key
* @param array $allowed_algs List of supported verification algorithms
* Supported algorithms are 'HS256', 'HS384', 'HS512' and 'RS256'
*
* @return object The JWT's payload as a PHP object
*
* @throws UnexpectedValueException Provided JWT was invalid
* @throws SignatureInvalidException Provided JWT was invalid because the signature verification failed
* @throws BeforeValidException Provided JWT is trying to be used before it's eligible as defined by 'nbf'
* @throws BeforeValidException Provided JWT is trying to be used before it's been created as defined by 'iat'
* @throws ExpiredException Provided JWT has since expired, as defined by the 'exp' claim
*
* @uses jsonDecode
* @uses urlsafeB64Decode
*/
public static function decode($jwt, $key, array $allowed_algs = [])
{
$timestamp = is_null(static::$timestamp) ? time() : static::$timestamp;
if (empty($key)) {
throw new InvalidArgumentException('Key may not be empty');
}
$tks = explode('.', $jwt);
if (count($tks) != 3) {
throw new UnexpectedValueException('Wrong number of segments');
}
[$headb64, $bodyb64, $cryptob64] = $tks;
if (null === ($header = static::jsonDecode(static::urlsafeB64Decode($headb64)))) {
throw new UnexpectedValueException('Invalid header encoding');
}
if (null === $payload = static::jsonDecode(static::urlsafeB64Decode($bodyb64))) {
throw new UnexpectedValueException('Invalid claims encoding');
}
if (false === ($sig = static::urlsafeB64Decode($cryptob64))) {
throw new UnexpectedValueException('Invalid signature encoding');
}
if (empty($header->alg)) {
throw new UnexpectedValueException('Empty algorithm');
}
if (empty(static::$supported_algs[$header->alg])) {
throw new UnexpectedValueException('Algorithm not supported');
}
if (!in_array($header->alg, $allowed_algs)) {
throw new UnexpectedValueException('Algorithm not allowed');
}
if (is_array($key) || $key instanceof \ArrayAccess) {
if (isset($header->kid)) {
if (!isset($key[$header->kid])) {
throw new UnexpectedValueException('"kid" invalid, unable to lookup correct key');
}
$key = $key[$header->kid];
} else {
throw new UnexpectedValueException('"kid" empty, unable to lookup correct key');
}
}
// Check the signature
if (!static::verify("$headb64.$bodyb64", $sig, $key, $header->alg)) {
throw new SignatureInvalidException('Signature verification failed');
}
// Check if the nbf if it is defined. This is the time that the
// token can actually be used. If it's not yet that time, abort.
if (isset($payload->nbf) && $payload->nbf > ($timestamp + static::$leeway)) {
throw new BeforeValidException(
'Cannot handle token prior to ' . date(DateTime::ISO8601, $payload->nbf)
);
}
// Check that this token has been created before 'now'. This prevents
// using tokens that have been created for later use (and haven't
// correctly used the nbf claim).
if (isset($payload->iat) && $payload->iat > ($timestamp + static::$leeway)) {
throw new BeforeValidException(
'Cannot handle token prior to ' . date(DateTime::ISO8601, $payload->iat)
);
}
// Check if this token has expired.
if (isset($payload->exp) && ($timestamp - static::$leeway) >= $payload->exp) {
throw new ExpiredException('Expired token');
}
return $payload;
}
/**
* Converts and signs a PHP object or array into a JWT string.
*
* @param object|array $payload PHP object or array
* @param string $key The secret key.
* If the algorithm used is asymmetric, this is the private key
* @param string $alg The signing algorithm.
* Supported algorithms are 'HS256', 'HS384', 'HS512' and 'RS256'
* @param mixed $keyId
* @param array $head An array with header elements to attach
*
* @return string A signed JWT
*
* @uses jsonEncode
* @uses urlsafeB64Encode
*/
public static function encode($payload, $key, $alg = 'HS256', $keyId = null, $head = null)
{
$header = ['typ' => 'JWT', 'alg' => $alg];
if ($keyId !== null) {
$header['kid'] = $keyId;
}
if (isset($head) && is_array($head)) {
$header = array_merge($head, $header);
}
$segments = [];
$segments[] = static::urlsafeB64Encode(static::jsonEncode($header));
$segments[] = static::urlsafeB64Encode(static::jsonEncode($payload));
$signing_input = implode('.', $segments);
$signature = static::sign($signing_input, $key, $alg);
$segments[] = static::urlsafeB64Encode($signature);
return implode('.', $segments);
}
/**
* Sign a string with a given key and algorithm.
*
* @param string $msg The message to sign
* @param string|resource $key The secret key
* @param string $alg The signing algorithm.
* Supported algorithms are 'HS256', 'HS384', 'HS512' and 'RS256'
*
* @return string An encrypted message
*
* @throws DomainException Unsupported algorithm was specified
*/
public static function sign($msg, $key, $alg = 'HS256')
{
if (empty(static::$supported_algs[$alg])) {
throw new DomainException('Algorithm not supported');
}
[$function, $algorithm] = static::$supported_algs[$alg];
switch($function) {
case 'hash_hmac':
return hash_hmac($algorithm, $msg, $key, true);
case 'openssl':
$signature = '';
$success = openssl_sign($msg, $signature, $key, $algorithm);
if (!$success) {
throw new DomainException("OpenSSL unable to sign data");
} else {
return $signature;
}
}
throw new DomainException("Invalid algorithm");
}
/**
* Verify a signature with the message, key and method. Not all methods
* are symmetric, so we must have a separate verify and sign method.
*
* @param string $msg The original message (header and body)
* @param string $signature The original signature
* @param string|resource $key For HS*, a string key works. for RS*, must be a resource of an openssl public key
* @param string $alg The algorithm
*
* @return bool
*
* @throws DomainException Invalid Algorithm or OpenSSL failure
*/
private static function verify($msg, $signature, $key, $alg)
{
if (empty(static::$supported_algs[$alg])) {
throw new DomainException('Algorithm not supported');
}
[$function, $algorithm] = static::$supported_algs[$alg];
switch($function) {
case 'openssl':
$success = openssl_verify($msg, $signature, $key, $algorithm);
if ($success === 1) {
return true;
} elseif ($success === 0) {
return false;
}
// returns 1 on success, 0 on failure, -1 on error.
throw new DomainException(
'OpenSSL error: ' . openssl_error_string()
);
case 'hash_hmac':
default:
$hash = hash_hmac($algorithm, $msg, $key, true);
if (function_exists('hash_equals')) {
return hash_equals($signature, $hash);
}
$len = min(static::safeStrlen($signature), static::safeStrlen($hash));
$status = 0;
for ($i = 0; $i < $len; $i++) {
$status |= (ord($signature[$i]) ^ ord($hash[$i]));
}
$status |= (static::safeStrlen($signature) ^ static::safeStrlen($hash));
return ($status === 0);
}
}
/**
* Decode a JSON string into a PHP object.
*
* @param string $input JSON string
*
* @return object Object representation of JSON string
*
* @throws DomainException Provided string was invalid JSON
*/
public static function jsonDecode($input)
{
if (version_compare(PHP_VERSION, '5.4.0', '>=') && !(defined('JSON_C_VERSION') && PHP_INT_SIZE > 4)) {
/** In PHP >=5.4.0, json_decode() accepts an options parameter, that allows you
* to specify that large ints (like Steam Transaction IDs) should be treated as
* strings, rather than the PHP default behaviour of converting them to floats.
*/
$obj = json_decode($input, false, 512, JSON_BIGINT_AS_STRING);
} else {
/** Not all servers will support that, however, so for older versions we must
* manually detect large ints in the JSON string and quote them (thus converting
*them to strings) before decoding, hence the preg_replace() call.
*/
$max_int_length = strlen((string) PHP_INT_MAX) - 1;
$json_without_bigints = preg_replace('/:\s*(-?\d{' . $max_int_length . ',})/', ': "$1"', $input);
$obj = json_decode($json_without_bigints);
}
if (function_exists('json_last_error') && $errno = json_last_error()) {
static::handleJsonError($errno);
} elseif ($obj === null && $input !== 'null') {
throw new DomainException('Null result with non-null input');
}
return $obj;
}
/**
* Encode a PHP object into a JSON string.
*
* @param object|array $input A PHP object or array
*
* @return string JSON representation of the PHP object or array
*
* @throws DomainException Provided object could not be encoded to valid JSON
*/
public static function jsonEncode($input)
{
$json = json_encode($input);
if (function_exists('json_last_error') && $errno = json_last_error()) {
static::handleJsonError($errno);
} elseif ($json === 'null' && $input !== null) {
throw new DomainException('Null result with non-null input');
}
return $json;
}
/**
* Decode a string with URL-safe Base64.
*
* @param string $input A Base64 encoded string
*
* @return string A decoded string
*/
public static function urlsafeB64Decode($input)
{
$remainder = strlen($input) % 4;
if ($remainder) {
$padlen = 4 - $remainder;
$input .= str_repeat('=', $padlen);
}
return base64_decode(strtr($input, '-_', '+/'));
}
/**
* Encode a string with URL-safe Base64.
*
* @param string $input The string you want encoded
*
* @return string The base64 encode of what you passed in
*/
public static function urlsafeB64Encode($input)
{
return str_replace('=', '', strtr(base64_encode($input), '+/', '-_'));
}
/**
* Helper method to create a JSON error.
*
* @param int $errno An error number from json_last_error()
*
* @return void
*/
private static function handleJsonError($errno)
{
$messages = [
JSON_ERROR_DEPTH => 'Maximum stack depth exceeded',
JSON_ERROR_STATE_MISMATCH => 'Invalid or malformed JSON',
JSON_ERROR_CTRL_CHAR => 'Unexpected control character found',
JSON_ERROR_SYNTAX => 'Syntax error, malformed JSON',
JSON_ERROR_UTF8 => 'Malformed UTF-8 characters', //PHP >= 5.3.3
];
throw new DomainException(
$messages[$errno]
?? 'Unknown JSON error: ' . $errno
);
}
/**
* Get the number of bytes in cryptographic strings.
*
* @param string $str
*
* @return int
*/
private static function safeStrlen($str)
{
if (function_exists('mb_strlen')) {
return mb_strlen($str, '8bit');
}
return strlen($str);
}
}

7
plugins/kolab_sso/lib/Firebase/JWT/SignatureInvalidException.php
View file

@ -1,7 +0,0 @@
<?php
namespace Firebase\JWT;
class SignatureInvalidException extends \UnexpectedValueException
{
}