/*
* Copyright 2016 Red Hat, Inc. and/or its affiliates
* and other contributors as indicated by the @author tags.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.keycloak.jaxrs;
import org.keycloak.adapters.KeycloakConfigResolver;
import org.keycloak.common.constants.GenericConstants;
import org.osgi.framework.BundleContext;
import javax.annotation.Priority;
import javax.ws.rs.Priorities;
import javax.ws.rs.container.PreMatching;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.util.logging.Logger;
/**
* Variant of JaxrsBearerTokenFilter, which can be used to properly use resources from current osgi bundle
*
* @author <a href="mailto:mposolda@redhat.com">Marek Posolda</a>
*/
@PreMatching
@Priority(Priorities.AUTHENTICATION)
public class OsgiJaxrsBearerTokenFilterImpl extends JaxrsBearerTokenFilterImpl {
private final static Logger log = Logger.getLogger("" + JaxrsBearerTokenFilterImpl.class);
private BundleContext bundleContext;
public BundleContext getBundleContext() {
return bundleContext;
}
public void setBundleContext(BundleContext bundleContext) {
this.bundleContext = bundleContext;
attemptStart();
}
@Override
protected boolean isInitialized() {
return super.isInitialized() && bundleContext != null;
}
@Override
protected Class<? extends KeycloakConfigResolver> loadResolverClass() {
String resolverClass = getKeycloakConfigResolverClass();
try {
return (Class<? extends KeycloakConfigResolver>) bundleContext.getBundle().loadClass(resolverClass);
} catch (ClassNotFoundException cnfe) {
log.warning("Not able to find class from bundleContext. Fallback to current classloader");
return super.loadResolverClass();
}
}
@Override
protected InputStream loadKeycloakConfigFile() {
String keycloakConfigFile = getKeycloakConfigFile();
if (keycloakConfigFile.startsWith(GenericConstants.PROTOCOL_CLASSPATH)) {
// Load from classpath of current bundle
String classPathLocation = keycloakConfigFile.replace(GenericConstants.PROTOCOL_CLASSPATH, "");
log.fine("Loading config from classpath on location: " + classPathLocation);
URL cfgUrl = bundleContext.getBundle().getResource(classPathLocation);
if (cfgUrl == null) {
log.warning("Not able to find configFile from bundleContext. Fallback to current classloader");
return super.loadKeycloakConfigFile();
}
try {
return cfgUrl.openStream();
} catch (IOException ioe) {
throw new RuntimeException(ioe);
}
} else {
return super.loadKeycloakConfigFile();
}
}
}