/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at legal-notices/CDDLv1_0.txt
* or http://forgerock.org/license/CDDLv1.0.html.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at legal-notices/CDDLv1_0.txt.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information:
* Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*
*
* Copyright 2015 ForgeRock AS
*/
package org.opends.server.protocols.http;
import static org.forgerock.util.Utils.closeSilently;
import static org.opends.server.util.StaticUtils.getFileForPath;
import java.io.File;
import java.io.FileReader;
import org.forgerock.http.Handler;
import org.forgerock.http.HttpApplication;
import org.forgerock.http.HttpApplicationException;
import org.forgerock.http.handler.Handlers;
import org.forgerock.http.io.Buffer;
import org.forgerock.http.protocol.Request;
import org.forgerock.http.protocol.Response;
import org.forgerock.http.util.Json;
import org.forgerock.i18n.LocalizableMessage;
import org.forgerock.i18n.slf4j.LocalizedLogger;
import org.forgerock.json.JsonValue;
import org.forgerock.json.resource.CollectionResourceProvider;
import org.forgerock.json.resource.ConnectionFactory;
import org.forgerock.json.resource.RequestHandler;
import org.forgerock.json.resource.ResourceException;
import org.forgerock.json.resource.Resources;
import org.forgerock.json.resource.Router;
import org.forgerock.json.resource.http.CrestHttp;
import org.forgerock.json.resource.http.HttpContextFactory;
import org.forgerock.opendj.ldap.SearchScope;
import org.forgerock.opendj.rest2ldap.AuthorizationPolicy;
import org.forgerock.opendj.rest2ldap.Rest2LDAP;
import org.forgerock.services.context.Context;
import org.forgerock.util.Factory;
import org.forgerock.util.promise.NeverThrowsException;
import org.forgerock.util.promise.Promise;
import org.forgerock.util.time.TimeService;
import org.opends.messages.ProtocolMessages;
import org.opends.server.core.ServerContext;
import org.opends.server.util.DynamicConstants;
/** Main class of the HTTP Connection Handler web application */
class LdapHttpApplication implements HttpApplication
{
private static final LocalizedLogger logger = LocalizedLogger.getLoggerForThisClass();
/** Http Handler which sets a connection to an OpenDJ server. */
private static class LdapHttpHandler implements Handler
{
private final Handler delegate;
/**
* Build a new {@code LdapHttpHandler}.
*
* @param configuration
* The configuration which will be used to set
* the connection and the mappings to the OpenDJ server.
*/
public LdapHttpHandler(final JsonValue configuration)
{
ConnectionFactory connectionFactory = Resources.newInternalConnectionFactory(createRouter(configuration));
delegate = CrestHttp.newHttpHandler(connectionFactory, new HttpContextFactory()
{
@Override
public Context createContext(Context parentContext, Request request) throws ResourceException
{
return parentContext;
}
});
}
private RequestHandler createRouter(final JsonValue configuration)
{
final JsonValue mappings = configuration.get("servlet").get("mappings").required();
final Router router = new Router();
for (final String mappingUrl : mappings.keys()) {
final JsonValue mapping = mappings.get(mappingUrl);
final CollectionResourceProvider provider = Rest2LDAP.builder()
.authorizationPolicy(AuthorizationPolicy.REUSE)
.configureMapping(mapping)
.build();
router.addRoute(Router.uriTemplate(mappingUrl), provider);
}
return router;
}
@Override
public final Promise<Response, NeverThrowsException> handle(final Context context, final Request request)
{
return delegate.handle(context, request);
}
}
private HTTPConnectionHandler connectionHandler;
private LdapHttpHandler handler;
private CollectClientConnectionsFilter filter;
private final ServerContext serverContext;
LdapHttpApplication(ServerContext serverContext, HTTPConnectionHandler connectionHandler)
{
this.serverContext = serverContext;
this.connectionHandler = connectionHandler;
}
@Override
public Handler start() throws HttpApplicationException
{
try
{
final File configFile = getFileForPath(connectionHandler.getCurrentConfig().getConfigFile());
final Object jsonElems = Json.readJsonLenient(new FileReader(configFile));
final JsonValue configuration = new JsonValue(jsonElems).recordKeyAccesses();
handler = new LdapHttpHandler(configuration);
filter =
new CollectClientConnectionsFilter(serverContext, connectionHandler, getAuthenticationConfig(configuration));
configuration.verifyAllKeysAccessed();
RequestHandler requestHandler = serverContext.getCommonAudit().getAuditServiceForHttpAccessLog();
CommonAuditTransactionIdFilter transactionIdFilter = new CommonAuditTransactionIdFilter(serverContext);
CommonAuditHttpAccessAuditFilter httpAccessFilter =
new CommonAuditHttpAccessAuditFilter(DynamicConstants.PRODUCT_NAME, requestHandler, TimeService.SYSTEM);
CommonAuditHttpAccessCheckEnabledFilter checkFilter =
new CommonAuditHttpAccessCheckEnabledFilter(serverContext, httpAccessFilter);
return Handlers.chainOf(handler, transactionIdFilter, checkFilter, filter);
}
catch (final Exception e)
{
final LocalizableMessage errorMsg = ProtocolMessages.ERR_INITIALIZE_HTTP_CONNECTION_HANDLER.get();
logger.error(errorMsg, e);
stop();
throw new HttpApplicationException(errorMsg.toString(), e);
}
}
private HTTPAuthenticationConfig getAuthenticationConfig(final JsonValue configuration)
{
final HTTPAuthenticationConfig result = new HTTPAuthenticationConfig();
final JsonValue val = configuration.get("authenticationFilter");
result.setBasicAuthenticationSupported(asBool(val, "supportHTTPBasicAuthentication"));
result.setCustomHeadersAuthenticationSupported(asBool(val, "supportAltAuthentication"));
result.setCustomHeaderUsername(val.get("altAuthenticationUsernameHeader").asString());
result.setCustomHeaderPassword(val.get("altAuthenticationPasswordHeader").asString());
final String searchBaseDN = asString(val, "searchBaseDN");
result.setSearchBaseDN(org.forgerock.opendj.ldap.DN.valueOf(searchBaseDN));
result.setSearchScope(SearchScope.valueOf(asString(val, "searchScope")));
result.setSearchFilterTemplate(asString(val, "searchFilterTemplate"));
return result;
}
private String asString(JsonValue value, String key)
{
return value.get(key).required().asString();
}
private boolean asBool(JsonValue value, String key)
{
return value.get(key).defaultTo(false).asBoolean();
}
@Override
public Factory<Buffer> getBufferFactory()
{
return null;
}
@Override
public void stop()
{
closeSilently(filter);
handler = null;
filter = null;
}
}