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/*
* Copyright (c) 2014 Hewlett-Packard Development Company, L.P. 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.aaa;
import java.util.Dictionary;
import java.util.Hashtable;
import org.opendaylight.aaa.api.Authentication;
import org.opendaylight.aaa.api.AuthenticationService;
import org.osgi.service.cm.ConfigurationException;
import org.osgi.service.cm.ManagedService;
/**
* An {@link InheritableThreadLocal}-based {@link AuthenticationService}.
*
* @author liemmn
*/
public class AuthenticationManager implements AuthenticationService, ManagedService {
private static final String AUTH_ENABLED_ERR = "Error setting authEnabled";
static final String AUTH_ENABLED = "authEnabled";
static final Dictionary<String, String> defaults = new Hashtable<>();
static {
defaults.put(AUTH_ENABLED, Boolean.FALSE.toString());
}
// In non-Karaf environments, authEnabled is set to false by default
private static volatile boolean authEnabled = false;
private final static AuthenticationManager am = new AuthenticationManager();
private final ThreadLocal<Authentication> auth = new InheritableThreadLocal<>();
private AuthenticationManager() {
}
static AuthenticationManager instance() {
return am;
}
@Override
public Authentication get() {
return auth.get();
}
@Override
public void set(Authentication a) {
auth.set(a);
}
@Override
public void clear() {
auth.remove();
}
@Override
public boolean isAuthEnabled() {
return authEnabled;
}
@Override
public void updated(Dictionary<String, ?> properties) throws ConfigurationException {
if (properties == null) {
return;
}
String propertyValue = (String) properties.get(AUTH_ENABLED);
boolean isTrueString = Boolean.parseBoolean(propertyValue);
if (!isTrueString && !"false".equalsIgnoreCase(propertyValue)) {
throw new ConfigurationException(AUTH_ENABLED, AUTH_ENABLED_ERR);
}
authEnabled = isTrueString;
}
}
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