| /**************************************************************** |
| * Licensed to the Apache Software Foundation (ASF) under one * |
| * or more contributor license agreements. See the NOTICE file * |
| * distributed with this work for additional information * |
| * regarding copyright ownership. The ASF licenses this file * |
| * to you 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.apache.james.jspf.policies.local; |
| |
| import org.apache.james.jspf.core.SPF1Record; |
| import org.apache.james.jspf.core.exceptions.NeutralException; |
| import org.apache.james.jspf.core.exceptions.NoneException; |
| import org.apache.james.jspf.core.exceptions.PermErrorException; |
| import org.apache.james.jspf.core.exceptions.TempErrorException; |
| import org.apache.james.jspf.policies.PolicyPostFilter; |
| import org.apache.james.jspf.terms.Directive; |
| import org.apache.james.jspf.terms.IncludeMechanism; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * PolicyPostFilter which implements trusted forwared. |
| * See http://www.trusted-forwarder.org for more informations |
| * |
| */ |
| public class TrustedForwarderPolicy implements PolicyPostFilter { |
| private static final Logger LOGGER = LoggerFactory.getLogger(TrustedForwarderPolicy.class); |
| |
| /** |
| * The hostname to include |
| */ |
| public static final String TRUSTED_FORWARDER_HOST = "spf.trusted-forwarder.org"; |
| |
| /** |
| * @see org.apache.james.jspf.policies.PolicyPostFilter#getSPFRecord(java.lang.String, org.apache.james.jspf.core.SPF1Record) |
| */ |
| public SPF1Record getSPFRecord(String currentDomain, SPF1Record spfRecord) throws PermErrorException, TempErrorException, NoneException, NeutralException { |
| if (spfRecord == null) return null; |
| String mechanism = ((Directive) spfRecord.getDirectives().get(spfRecord.getDirectives().size())).toString(); |
| if (mechanism.equals("-all") || mechanism.equals("?all")) { |
| LOGGER.debug("Add TrustedForwarderPolicy = include:{}", TRUSTED_FORWARDER_HOST); |
| try { |
| IncludeMechanism trusted = new IncludeMechanism() { |
| /** |
| * Set the host to use |
| * |
| * @param host the host to include |
| */ |
| public synchronized IncludeMechanism setHost(String host) { |
| this.host = host; |
| return this; |
| } |
| }.setHost(TRUSTED_FORWARDER_HOST); |
| spfRecord.getDirectives().add(spfRecord.getDirectives().size()-1, new Directive(null, trusted)); |
| } catch (PermErrorException e) { |
| // will never happen |
| } |
| } |
| return spfRecord; |
| } |
| } |