BookStack/tests/Unit/OidcIdTokenTest.php
2021-10-16 16:01:59 +01:00

167 lines
7.5 KiB
PHP

<?php
namespace Tests\Unit;
use BookStack\Auth\Access\Oidc\OidcIdToken;
use BookStack\Auth\Access\Oidc\OidcInvalidTokenException;
use Tests\Helpers\OidcJwtHelper;
use Tests\TestCase;
class OidcIdTokenTest extends TestCase
{
public function test_valid_token_passes_validation()
{
$token = new OidcIdToken(OidcJwtHelper::idToken(), OidcJwtHelper::defaultIssuer(), [
OidcJwtHelper::publicJwkKeyArray(),
]);
$this->assertTrue($token->validate('xxyyzz.aaa.bbccdd.123'));
}
public function test_get_claim_returns_value_if_existing()
{
$token = new OidcIdToken(OidcJwtHelper::idToken(), OidcJwtHelper::defaultIssuer(), []);
$this->assertEquals('bscott@example.com', $token->getClaim('email'));
}
public function test_get_claim_returns_null_if_not_existing()
{
$token = new OidcIdToken(OidcJwtHelper::idToken(), OidcJwtHelper::defaultIssuer(), []);
$this->assertEquals(null, $token->getClaim('emails'));
}
public function test_get_all_claims_returns_all_payload_claims()
{
$defaultPayload = OidcJwtHelper::defaultPayload();
$token = new OidcIdToken(OidcJwtHelper::idToken($defaultPayload), OidcJwtHelper::defaultIssuer(), []);
$this->assertEquals($defaultPayload, $token->getAllClaims());
}
public function test_token_structure_error_cases()
{
$idToken = OidcJwtHelper::idToken();
$idTokenExploded = explode('.', $idToken);
$messagesAndTokenValues = [
['Could not parse out a valid header within the provided token', ''],
['Could not parse out a valid header within the provided token', 'cat'],
['Could not parse out a valid payload within the provided token', $idTokenExploded[0]],
['Could not parse out a valid payload within the provided token', $idTokenExploded[0] . '.' . 'dog'],
['Could not parse out a valid signature within the provided token', $idTokenExploded[0] . '.' . $idTokenExploded[1]],
['Could not parse out a valid signature within the provided token', $idTokenExploded[0] . '.' . $idTokenExploded[1] . '.' . '@$%'],
];
foreach ($messagesAndTokenValues as [$message, $tokenValue]) {
$token = new OidcIdToken($tokenValue, OidcJwtHelper::defaultIssuer(), []);
$err = null;
try {
$token->validate('abc');
} catch (\Exception $exception) {
$err = $exception;
}
$this->assertInstanceOf(OidcInvalidTokenException::class, $err, $message);
$this->assertEquals($message, $err->getMessage());
}
}
public function test_error_thrown_if_token_signature_not_validated_from_no_keys()
{
$token = new OidcIdToken(OidcJwtHelper::idToken(), OidcJwtHelper::defaultIssuer(), []);
$this->expectException(OidcInvalidTokenException::class);
$this->expectExceptionMessage('Token signature could not be validated using the provided keys');
$token->validate('abc');
}
public function test_error_thrown_if_token_signature_not_validated_from_non_matching_key()
{
$token = new OidcIdToken(OidcJwtHelper::idToken(), OidcJwtHelper::defaultIssuer(), [
array_merge(OidcJwtHelper::publicJwkKeyArray(), [
'n' => 'iqK-1QkICMf_cusNLpeNnN-bhT0-9WLBvzgwKLALRbrevhdi5ttrLHIQshaSL0DklzfyG2HWRmAnJ9Q7sweEjuRiiqRcSUZbYu8cIv2hLWYu7K_NH67D2WUjl0EnoHEuiVLsZhQe1CmdyLdx087j5nWkd64K49kXRSdxFQUlj8W3NeK3CjMEUdRQ3H4RZzJ4b7uuMiFA29S2ZhMNG20NPbkUVsFL-jiwTd10KSsPT8yBYipI9O7mWsUWt_8KZs1y_vpM_k3SyYihnWpssdzDm1uOZ8U3mzFr1xsLAO718GNUSXk6npSDzLl59HEqa6zs4O9awO2qnSHvcmyELNk31w',
]),
]);
$this->expectException(OidcInvalidTokenException::class);
$this->expectExceptionMessage('Token signature could not be validated using the provided keys');
$token->validate('abc');
}
public function test_error_thrown_if_invalid_key_provided()
{
$token = new OidcIdToken(OidcJwtHelper::idToken(), OidcJwtHelper::defaultIssuer(), ['url://example.com']);
$this->expectException(OidcInvalidTokenException::class);
$this->expectExceptionMessage('Unexpected type of key value provided');
$token->validate('abc');
}
public function test_error_thrown_if_token_algorithm_is_not_rs256()
{
$token = new OidcIdToken(OidcJwtHelper::idToken([], ['alg' => 'HS256']), OidcJwtHelper::defaultIssuer(), []);
$this->expectException(OidcInvalidTokenException::class);
$this->expectExceptionMessage('Only RS256 signature validation is supported. Token reports using HS256');
$token->validate('abc');
}
public function test_token_claim_error_cases()
{
/** @var array<array{0: string: 1: array}> $claimOverridesByErrorMessage */
$claimOverridesByErrorMessage = [
// 1. iss claim present
['Missing or non-matching token issuer value', ['iss' => null]],
// 1. iss claim matches provided issuer
['Missing or non-matching token issuer value', ['iss' => 'https://auth.example.co.uk']],
// 2. aud claim present
['Missing token audience value', ['aud' => null]],
// 2. aud claim validates all values against those expected (Only expect single)
['Token audience value has 2 values, Expected 1', ['aud' => ['abc', 'def']]],
// 2. aud claim matches client id
['Token audience value did not match the expected client_id', ['aud' => 'xxyyzz.aaa.bbccdd.456']],
// 4. azp claim matches client id if present
['Token authorized party exists but does not match the expected client_id', ['azp' => 'xxyyzz.aaa.bbccdd.456']],
// 5. exp claim present
['Missing token expiration time value', ['exp' => null]],
// 5. exp claim not expired
['Token has expired', ['exp' => time() - 360]],
// 6. iat claim present
['Missing token issued at time value', ['iat' => null]],
// 6. iat claim too far in the future
['Token issue at time is not recent or is invalid', ['iat' => time() + 600]],
// 6. iat claim too far in the past
['Token issue at time is not recent or is invalid', ['iat' => time() - 172800]],
// Custom: sub is present
['Missing token subject value', ['sub' => null]],
];
foreach ($claimOverridesByErrorMessage as [$message, $overrides]) {
$token = new OidcIdToken(OidcJwtHelper::idToken($overrides), OidcJwtHelper::defaultIssuer(), [
OidcJwtHelper::publicJwkKeyArray(),
]);
$err = null;
try {
$token->validate('xxyyzz.aaa.bbccdd.123');
} catch (\Exception $exception) {
$err = $exception;
}
$this->assertInstanceOf(OidcInvalidTokenException::class, $err, $message);
$this->assertEquals($message, $err->getMessage());
}
}
public function test_keys_can_be_a_local_file_reference_to_pem_key()
{
$file = tmpfile();
$testFilePath = 'file://' . stream_get_meta_data($file)['uri'];
file_put_contents($testFilePath, OidcJwtHelper::publicPemKey());
$token = new OidcIdToken(OidcJwtHelper::idToken(), OidcJwtHelper::defaultIssuer(), [
$testFilePath,
]);
$this->assertTrue($token->validate('xxyyzz.aaa.bbccdd.123'));
unlink($testFilePath);
}
}