/*
- * Copyright (c) 2013 Cisco Systems, Inc. and others. All rights reserved.
+ * Copyright (c) 2014 Cisco Systems, Inc. and others. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*/
-package org.opendaylight.controller.netconf.ssh.authentication;
-
-import static com.google.common.base.Preconditions.checkNotNull;
-
-import com.google.common.annotations.VisibleForTesting;
-import org.opendaylight.controller.sal.authorization.AuthResultEnum;
-import org.opendaylight.controller.usermanager.IUserManager;
-import org.osgi.framework.BundleContext;
-import org.osgi.framework.ServiceReference;
-import org.osgi.util.tracker.ServiceTracker;
-import org.osgi.util.tracker.ServiceTrackerCustomizer;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-public class AuthProvider {
- private static final Logger logger = LoggerFactory.getLogger(AuthProvider.class);
-
- private final String pem;
- private IUserManager nullableUserManager;
- public AuthProvider(String pemCertificate, final BundleContext bundleContext) {
- checkNotNull(pemCertificate, "Parameter 'pemCertificate' is null");
- pem = pemCertificate;
-
- ServiceTrackerCustomizer<IUserManager, IUserManager> customizer = new ServiceTrackerCustomizer<IUserManager, IUserManager>() {
- @Override
- public IUserManager addingService(final ServiceReference<IUserManager> reference) {
- logger.trace("Service {} added", reference);
- nullableUserManager = bundleContext.getService(reference);
- return nullableUserManager;
- }
-
- @Override
- public void modifiedService(final ServiceReference<IUserManager> reference, final IUserManager service) {
- logger.trace("Replacing modified service {} in netconf SSH.", reference);
- nullableUserManager = service;
- }
-
- @Override
- public void removedService(final ServiceReference<IUserManager> reference, final IUserManager service) {
- logger.trace("Removing service {} from netconf SSH. " +
- "SSH won't authenticate users until IUserManager service will be started.", reference);
- synchronized (AuthProvider.this) {
- nullableUserManager = null;
- }
- }
- };
- ServiceTracker<IUserManager, IUserManager> listenerTracker = new ServiceTracker<>(bundleContext, IUserManager.class, customizer);
- listenerTracker.open();
- }
+package org.opendaylight.controller.netconf.ssh.authentication;
- /**
- * Authenticate user. This implementation tracks IUserManager and delegates the decision to it. If the service is not
- * available, IllegalStateException is thrown.
- */
- public synchronized boolean authenticated(String username, String password) {
- if (nullableUserManager == null) {
- logger.warn("Cannot authenticate user '{}', user manager service is missing", username);
- throw new IllegalStateException("User manager service is not available");
- }
- AuthResultEnum authResult = nullableUserManager.authenticate(username, password);
- logger.debug("Authentication result for user '{}' : {}", username, authResult);
- return authResult.equals(AuthResultEnum.AUTH_ACCEPT) || authResult.equals(AuthResultEnum.AUTH_ACCEPT_LOC);
- }
+public interface AuthProvider {
- public char[] getPEMAsCharArray() {
- return pem.toCharArray();
- }
+ boolean authenticated(String username, String password);
- @VisibleForTesting
- void setNullableUserManager(IUserManager nullableUserManager) {
- this.nullableUserManager = nullableUserManager;
- }
+ char[] getPEMAsCharArray();
}