org.keycloak.authentication.authenticators.client.JWTClientAuthenticator クラス

org.keycloak.authentication.authenticators.client.JWTClientAuthenticator の継承関係図

org.keycloak.authentication.authenticators.client.JWTClientAuthenticator 連携図

公開メンバ関数
void	authenticateClient (ClientAuthenticationFlowContext context)
String	getDisplayType ()
boolean	isConfigurable ()
AuthenticationExecutionModel.Requirement []	getRequirementChoices ()
String	getHelpText ()
List< ProviderConfigProperty >	getConfigProperties ()
List< ProviderConfigProperty >	getConfigPropertiesPerClient ()
Map< String, Object >	getAdapterConfiguration (ClientModel client)
String	getId ()
Set< String >	getProtocolAuthenticatorMethods (String loginProtocol)
ClientAuthenticator	create ()
ClientAuthenticator	create (KeycloakSession session)
void	close ()
void	init (Config.Scope config)
void	postInit (KeycloakSessionFactory factory)
boolean	isUserSetupAllowed ()
String	getReferenceCategory ()

静的公開変数類
static final String	PROVIDER_ID = "client-jwt"
static final String	ATTR_PREFIX = "jwt.credential"
static final String	CERTIFICATE_ATTR = "jwt.credential.certificate"
static final AuthenticationExecutionModel.Requirement []	REQUIREMENT_CHOICES

限定公開メンバ関数
PublicKey	getSignatureValidationKey (ClientModel client, ClientAuthenticationFlowContext context, JWSInput jws)

詳解

Client authentication based on JWT signed by client private key . See specs for more details.

This is server side, which verifies JWT from client_assertion parameter, where the assertion was created on adapter side by org.keycloak.adapters.authentication.JWTClientCredentialsProvider

著者

Marek Posolda

関数詳解

authenticateClient()

void org.keycloak.authentication.authenticators.client.JWTClientAuthenticator.authenticateClient ( ClientAuthenticationFlowContext  context )

inline

                                                                            {
        MultivaluedMap<String, String> params = context.getHttpRequest().getDecodedFormParameters();

        String clientAssertionType = params.getFirst(OAuth2Constants.CLIENT_ASSERTION_TYPE);
        String clientAssertion = params.getFirst(OAuth2Constants.CLIENT_ASSERTION);

        if (clientAssertionType == null) {
            Response challengeResponse = ClientAuthUtil.errorResponse(Response.Status.BAD_REQUEST.getStatusCode(), "invalid_client", "Parameter client_assertion_type is missing");
            context.challenge(challengeResponse);
            return;
        }

        if (!clientAssertionType.equals(OAuth2Constants.CLIENT_ASSERTION_TYPE_JWT)) {
            Response challengeResponse = ClientAuthUtil.errorResponse(Response.Status.BAD_REQUEST.getStatusCode(), "invalid_client", "Parameter client_assertion_type has value '"
                    + clientAssertionType + "' but expected is '" + OAuth2Constants.CLIENT_ASSERTION_TYPE_JWT + "'");
            context.challenge(challengeResponse);
            return;
        }

        if (clientAssertion == null) {
            Response challengeResponse = ClientAuthUtil.errorResponse(Response.Status.BAD_REQUEST.getStatusCode(), "invalid_client", "client_assertion parameter missing");
            context.failure(AuthenticationFlowError.INVALID_CLIENT_CREDENTIALS, challengeResponse);
            return;
        }

        try {
            JWSInput jws = new JWSInput(clientAssertion);
            JsonWebToken token = jws.readJsonContent(JsonWebToken.class);

            RealmModel realm = context.getRealm();
            String clientId = token.getSubject();
            if (clientId == null) {
                throw new RuntimeException("Can't identify client. Issuer missing on JWT token");
            }

            context.getEvent().client(clientId);
            ClientModel client = realm.getClientByClientId(clientId);
            if (client == null) {
                context.failure(AuthenticationFlowError.CLIENT_NOT_FOUND, null);
                return;
            } else {
                context.setClient(client);
            }

            if (!client.isEnabled()) {
                context.failure(AuthenticationFlowError.CLIENT_DISABLED, null);
                return;
            }

            // Get client key and validate signature
            PublicKey clientPublicKey = getSignatureValidationKey(client, context, jws);
            if (clientPublicKey == null) {
                // Error response already set to context
                return;
            }

            boolean signatureValid;
            try {
                signatureValid = RSAProvider.verify(jws, clientPublicKey);
            } catch (RuntimeException e) {
                Throwable cause = e.getCause() != null ? e.getCause() : e;
                throw new RuntimeException("Signature on JWT token failed validation", cause);
            }
            if (!signatureValid) {
                throw new RuntimeException("Signature on JWT token failed validation");
            }

            // Allow both "issuer" or "token-endpoint" as audience
            String issuerUrl = Urls.realmIssuer(context.getUriInfo().getBaseUri(), realm.getName());
            String tokenUrl = OIDCLoginProtocolService.tokenUrl(context.getUriInfo().getBaseUriBuilder()).build(realm.getName()).toString();
            if (!token.hasAudience(issuerUrl) && !token.hasAudience(tokenUrl)) {
                throw new RuntimeException("Token audience doesn't match domain. Realm issuer is '" + issuerUrl + "' but audience from token is '" + Arrays.asList(token.getAudience()).toString() + "'");
            }

            if (!token.isActive()) {
                throw new RuntimeException("Token is not active");
            }

            // KEYCLOAK-2986
            if (token.getExpiration() == 0 && token.getIssuedAt() + 10 < Time.currentTime()) {
                throw new RuntimeException("Token is not active");
            }

            context.success();
        } catch (Exception e) {
            ServicesLogger.LOGGER.errorValidatingAssertion(e);
            Response challengeResponse = ClientAuthUtil.errorResponse(Response.Status.BAD_REQUEST.getStatusCode(), "unauthorized_client", "Client authentication with signed JWT failed: " + e.getMessage());
            context.failure(AuthenticationFlowError.INVALID_CLIENT_CREDENTIALS, challengeResponse);
        }
    }

close()

void org.keycloak.authentication.authenticators.client.AbstractClientAuthenticator.close ( )

inlineinherited

                        {

    }

create() [1/2]

ClientAuthenticator org.keycloak.authentication.authenticators.client.AbstractClientAuthenticator.create ( )

inlineinherited

                                        {
        return this;
    }

create() [2/2]

ClientAuthenticator org.keycloak.authentication.authenticators.client.AbstractClientAuthenticator.create ( KeycloakSession  session )

inlineinherited

                                                               {
        return this;
    }

getAdapterConfiguration()

Map<String, Object> org.keycloak.authentication.authenticators.client.JWTClientAuthenticator.getAdapterConfiguration ( ClientModel  client )

inline

                                                                           {
        Map<String, Object> props = new HashMap<>();
        props.put("client-keystore-file", "REPLACE WITH THE LOCATION OF YOUR KEYSTORE FILE");
        props.put("client-keystore-type", "jks");
        props.put("client-keystore-password", "REPLACE WITH THE KEYSTORE PASSWORD");
        props.put("client-key-password", "REPLACE WITH THE KEY PASSWORD IN KEYSTORE");
        props.put("client-key-alias", client.getClientId());
        props.put("token-timeout", 10);

        Map<String, Object> config = new HashMap<>();
        config.put("jwt", props);
        return config;
    }

getConfigProperties()

List<ProviderConfigProperty> org.keycloak.authentication.authenticators.client.JWTClientAuthenticator.getConfigProperties ( )

inline

                                                              {
        return new LinkedList<>();
    }

getConfigPropertiesPerClient()

List<ProviderConfigProperty> org.keycloak.authentication.authenticators.client.JWTClientAuthenticator.getConfigPropertiesPerClient ( )

inline

                                                                       {
        // This impl doesn't use generic screen in admin console, but has its own screen. So no need to return anything here
        return Collections.emptyList();
    }

getDisplayType()

String org.keycloak.authentication.authenticators.client.JWTClientAuthenticator.getDisplayType ( )

inline

                                   {
        return "Signed Jwt";
    }

getHelpText()

String org.keycloak.authentication.authenticators.client.JWTClientAuthenticator.getHelpText ( )

inline

                                {
        return "Validates client based on signed JWT issued by client and signed with the Client private key";
    }

getId()

String org.keycloak.authentication.authenticators.client.JWTClientAuthenticator.getId ( )

inline

                          {
        return PROVIDER_ID;
    }

getProtocolAuthenticatorMethods()

Set<String> org.keycloak.authentication.authenticators.client.JWTClientAuthenticator.getProtocolAuthenticatorMethods ( String  loginProtocol )

inline

                                                                             {
        if (loginProtocol.equals(OIDCLoginProtocol.LOGIN_PROTOCOL)) {
            Set<String> results = new HashSet<>();
            results.add(OIDCLoginProtocol.PRIVATE_KEY_JWT);
            return results;
        } else {
            return Collections.emptySet();
        }
    }

getReferenceCategory()

String org.keycloak.authentication.authenticators.client.AbstractClientAuthenticator.getReferenceCategory ( )

inlineinherited

                                         {
        return null;
    }

getRequirementChoices()

AuthenticationExecutionModel.Requirement [] org.keycloak.authentication.authenticators.client.JWTClientAuthenticator.getRequirementChoices ( )

inline

                                                                              {
        return REQUIREMENT_CHOICES;
    }

getSignatureValidationKey()

PublicKey org.keycloak.authentication.authenticators.client.JWTClientAuthenticator.getSignatureValidationKey ( ClientModel  client, ClientAuthenticationFlowContext  context, JWSInput  jws  )

inlineprotected

                                                                                                                             {
        PublicKey publicKey = PublicKeyStorageManager.getClientPublicKey(context.getSession(), client, jws);
        if (publicKey == null) {
            Response challengeResponse = ClientAuthUtil.errorResponse(Response.Status.BAD_REQUEST.getStatusCode(), "unauthorized_client", "Unable to load public key");
            context.failure(AuthenticationFlowError.CLIENT_CREDENTIALS_SETUP_REQUIRED, challengeResponse);
            return null;
        } else {
            return publicKey;
        }
    }

init()

void org.keycloak.authentication.authenticators.client.AbstractClientAuthenticator.init ( Config.Scope  config )

inlineinherited

                                          {

    }

isConfigurable()

boolean org.keycloak.authentication.authenticators.client.JWTClientAuthenticator.isConfigurable ( )

inline

                                    {
        return false;
    }

isUserSetupAllowed()

boolean org.keycloak.authentication.authenticators.client.AbstractClientAuthenticator.isUserSetupAllowed ( )

inlineinherited

                                        {
        return false;
    }

postInit()

void org.keycloak.authentication.authenticators.client.AbstractClientAuthenticator.postInit ( KeycloakSessionFactory  factory )

inlineinherited

                                                         {

    }

メンバ詳解

ATTR_PREFIX

final String org.keycloak.authentication.authenticators.client.JWTClientAuthenticator.ATTR_PREFIX = "jwt.credential"

static

CERTIFICATE_ATTR

final String org.keycloak.authentication.authenticators.client.JWTClientAuthenticator.CERTIFICATE_ATTR = "jwt.credential.certificate"

static

PROVIDER_ID

final String org.keycloak.authentication.authenticators.client.JWTClientAuthenticator.PROVIDER_ID = "client-jwt"

static

REQUIREMENT_CHOICES

final AuthenticationExecutionModel.Requirement [] org.keycloak.authentication.authenticators.client.JWTClientAuthenticator.REQUIREMENT_CHOICES

static

初期値:

= {
            AuthenticationExecutionModel.Requirement.ALTERNATIVE,
            AuthenticationExecutionModel.Requirement.DISABLED
    }

---

このクラス詳解は次のファイルから抽出されました:

• D:/AppData/doxygen/keycloak/rest-service/src/services/src/main/java/org/keycloak/authentication/authenticators/client/JWTClientAuthenticator.java