Examples with SaslExtensionsCallback org.apache.kafka.common.security.auth.SaslExtensionsCallback used on opensource projects

Example 6 with SaslExtensionsCallback

use of org.apache.kafka.common.security.auth.SaslExtensionsCallback in project kafka by apache.

the class SaslClientCallbackHandler method handle.

@Override
public void handle(Callback[] callbacks) throws UnsupportedCallbackException {
    Subject subject = Subject.getSubject(AccessController.getContext());
    for (Callback callback : callbacks) {
        if (callback instanceof NameCallback) {
            NameCallback nc = (NameCallback) callback;
            if (subject != null && !subject.getPublicCredentials(String.class).isEmpty()) {
                nc.setName(subject.getPublicCredentials(String.class).iterator().next());
            } else
                nc.setName(nc.getDefaultName());
        } else if (callback instanceof PasswordCallback) {
            if (subject != null && !subject.getPrivateCredentials(String.class).isEmpty()) {
                char[] password = subject.getPrivateCredentials(String.class).iterator().next().toCharArray();
                ((PasswordCallback) callback).setPassword(password);
            } else {
                String errorMessage = "Could not login: the client is being asked for a password, but the Kafka" + " client code does not currently support obtaining a password from the user.";
                throw new UnsupportedCallbackException(callback, errorMessage);
            }
        } else if (callback instanceof RealmCallback) {
            RealmCallback rc = (RealmCallback) callback;
            rc.setText(rc.getDefaultText());
        } else if (callback instanceof AuthorizeCallback) {
            AuthorizeCallback ac = (AuthorizeCallback) callback;
            String authId = ac.getAuthenticationID();
            String authzId = ac.getAuthorizationID();
            ac.setAuthorized(authId.equals(authzId));
            if (ac.isAuthorized())
                ac.setAuthorizedID(authzId);
        } else if (callback instanceof ScramExtensionsCallback) {
            if (ScramMechanism.isScram(mechanism) && subject != null && !subject.getPublicCredentials(Map.class).isEmpty()) {
                @SuppressWarnings("unchecked") Map<String, String> extensions = (Map<String, String>) subject.getPublicCredentials(Map.class).iterator().next();
                ((ScramExtensionsCallback) callback).extensions(extensions);
            }
        } else if (callback instanceof SaslExtensionsCallback) {
            if (!SaslConfigs.GSSAPI_MECHANISM.equals(mechanism) && subject != null && !subject.getPublicCredentials(SaslExtensions.class).isEmpty()) {
                SaslExtensions extensions = subject.getPublicCredentials(SaslExtensions.class).iterator().next();
                ((SaslExtensionsCallback) callback).extensions(extensions);
            }
        } else {
            throw new UnsupportedCallbackException(callback, "Unrecognized SASL ClientCallback");
        }
    }
}

Example 7 with SaslExtensionsCallback

use of org.apache.kafka.common.security.auth.SaslExtensionsCallback in project kafka by apache.

the class OAuthBearerUnsecuredLoginCallbackHandlerTest method throwsErrorOnInvalidExtensionName.

@Test
public void throwsErrorOnInvalidExtensionName() {
    Map<String, String> options = new HashMap<>();
    options.put("unsecuredLoginExtension_test.Id", "1");
    OAuthBearerUnsecuredLoginCallbackHandler callbackHandler = createCallbackHandler(options, new MockTime());
    SaslExtensionsCallback callback = new SaslExtensionsCallback();
    assertThrows(IOException.class, () -> callbackHandler.handle(new Callback[] { callback }));
}