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* Licensed to the Apache Software Foundation (ASF) under one *
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* 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 *
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* http://www.apache.org/licenses/LICENSE-2.0 *
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* Unless required by applicable law or agreed to in writing, *
* software distributed under the License is distributed on an *
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* specific language governing permissions and limitations *
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package org.apache.james.protocols.smtp.core.fastfail;
import java.net.InetAddress;
import java.net.UnknownHostException;
import java.util.HashMap;
import java.util.Map;
import static junit.framework.Assert.*;
import org.apache.james.protocols.api.ProtocolSession.State;
import org.apache.james.protocols.smtp.BaseFakeSMTPSession;
import org.apache.james.protocols.smtp.MailAddress;
import org.apache.james.protocols.smtp.MailAddressException;
import org.apache.james.protocols.smtp.SMTPSession;
import org.apache.james.protocols.smtp.core.fastfail.ResolvableEhloHeloHandler;
import org.apache.james.protocols.smtp.hook.HookReturnCode;
import org.junit.Test;
public class ResolvableEhloHeloHandlerTest {
public final static String INVALID_HOST = "foo.bar";
public final static String VALID_HOST = "james.apache.org";
private SMTPSession setupMockSession(final String argument,
final boolean relaying, final boolean authRequired, final String user, final MailAddress recipient) {
SMTPSession session = new BaseFakeSMTPSession() {
HashMap<String,Object> connectionMap = new HashMap<String,Object>();
HashMap<String,Object> map = new HashMap<String,Object>();
public boolean isAuthSupported() {
return authRequired;
}
public String getUser() {
return user;
}
public Map<String,Object> getConnectionState() {
return connectionMap;
}
public boolean isRelayingAllowed() {
return relaying;
}
public Map<String,Object> getState() {
return map;
}
/*
* (non-Javadoc)
* @see org.apache.james.protocols.api.ProtocolSession#setAttachment(java.lang.String, java.lang.Object, org.apache.james.protocols.api.ProtocolSession.State)
*/
public Object setAttachment(String key, Object value, State state) {
if (state == State.Connection) {
if (value == null) {
return connectionMap.remove(key);
} else {
return connectionMap.put(key, value);
}
} else {
if (value == null) {
return map.remove(key);
} else {
return connectionMap.put(key, value);
}
}
}
/*
* (non-Javadoc)
* @see org.apache.james.protocols.api.ProtocolSession#getAttachment(java.lang.String, org.apache.james.protocols.api.ProtocolSession.State)
*/
public Object getAttachment(String key, State state) {
if (state == State.Connection) {
return connectionMap.get(key);
} else {
return connectionMap.get(key);
}
}
};
return session;
}
private ResolvableEhloHeloHandler createHandler() {
return new ResolvableEhloHeloHandler() {
@Override
protected String resolve(String host) throws UnknownHostException {
if (host.equals(INVALID_HOST))
throw new UnknownHostException();
return InetAddress.getLocalHost().getHostName();
}
};
}
@Test
public void testRejectInvalidHelo() throws MailAddressException {
MailAddress mailAddress = new MailAddress("test@localhost");
SMTPSession session = setupMockSession(INVALID_HOST,false,false,null,mailAddress);
ResolvableEhloHeloHandler handler = createHandler();
handler.doHelo(session, INVALID_HOST);
assertNotNull("Invalid HELO",session.getAttachment(ResolvableEhloHeloHandler.BAD_EHLO_HELO, State.Transaction));
int result = handler.doRcpt(session,null, mailAddress).getResult();
assertEquals("Reject", result,HookReturnCode.DENY);
}
@Test
public void testNotRejectValidHelo() throws MailAddressException {
MailAddress mailAddress = new MailAddress("test@localhost");
SMTPSession session = setupMockSession(VALID_HOST,false,false,null,mailAddress);
ResolvableEhloHeloHandler handler = createHandler();
handler.doHelo(session, VALID_HOST);
assertNull("Valid HELO",session.getAttachment(ResolvableEhloHeloHandler.BAD_EHLO_HELO, State.Transaction));
int result = handler.doRcpt(session,null, mailAddress).getResult();
assertEquals("Not reject", result,HookReturnCode.DECLINED);
}
@Test
public void testRejectInvalidHeloAuthUser() throws MailAddressException {
MailAddress mailAddress = new MailAddress("test@localhost");
SMTPSession session = setupMockSession(INVALID_HOST,false,true,"valid@user",mailAddress);
ResolvableEhloHeloHandler handler = createHandler();
handler.doHelo(session, INVALID_HOST);
assertNotNull("Value stored",session.getAttachment(ResolvableEhloHeloHandler.BAD_EHLO_HELO, State.Transaction));
int result = handler.doRcpt(session,null, mailAddress).getResult();
assertEquals("Reject", result,HookReturnCode.DENY);
}
@Test
public void testRejectRelay() throws MailAddressException {
MailAddress mailAddress = new MailAddress("test@localhost");
SMTPSession session = setupMockSession(INVALID_HOST,true,false,null,mailAddress);
ResolvableEhloHeloHandler handler = createHandler();
handler.doHelo(session, INVALID_HOST);
assertNotNull("Value stored",session.getAttachment(ResolvableEhloHeloHandler.BAD_EHLO_HELO, State.Transaction));
int result = handler.doRcpt(session,null, mailAddress).getResult();
assertEquals("Reject", result,HookReturnCode.DENY);
}
}