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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 junit.framework.TestCase;
import org.apache.james.protocols.smtp.BaseFakeDNSService;
import org.apache.james.protocols.smtp.BaseFakeSMTPSession;
import org.apache.james.protocols.smtp.DNSService;
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;
public class ResolvableEhloHeloHandlerTest extends TestCase {
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;
}
};
return session;
}
private DNSService setupMockDNSServer() {
DNSService dns = new BaseFakeDNSService(){
public InetAddress getByName(String host) throws UnknownHostException {
if (host.equals(INVALID_HOST))
throw new UnknownHostException();
return InetAddress.getLocalHost();
}
};
return dns;
}
public void testRejectInvalidHelo() throws MailAddressException {
MailAddress mailAddress = new MailAddress("test@localhost");
SMTPSession session = setupMockSession(INVALID_HOST,false,false,null,mailAddress);
ResolvableEhloHeloHandler handler = new ResolvableEhloHeloHandler();
handler.setDNSService(setupMockDNSServer());
handler.doHelo(session, INVALID_HOST);
assertNotNull("Invalid HELO",session.getState().get(ResolvableEhloHeloHandler.BAD_EHLO_HELO));
int result = handler.doRcpt(session,null, mailAddress).getResult();
assertEquals("Reject", result,HookReturnCode.DENY);
}
public void testNotRejectValidHelo() throws MailAddressException {
MailAddress mailAddress = new MailAddress("test@localhost");
SMTPSession session = setupMockSession(VALID_HOST,false,false,null,mailAddress);
ResolvableEhloHeloHandler handler = new ResolvableEhloHeloHandler();
handler.setDNSService(setupMockDNSServer());
handler.doHelo(session, VALID_HOST);
assertNull("Valid HELO",session.getState().get(ResolvableEhloHeloHandler.BAD_EHLO_HELO));
int result = handler.doRcpt(session,null, mailAddress).getResult();
assertEquals("Not reject", result,HookReturnCode.DECLINED);
}
public void testRejectInvalidHeloAuthUser() throws MailAddressException {
MailAddress mailAddress = new MailAddress("test@localhost");
SMTPSession session = setupMockSession(INVALID_HOST,false,true,"valid@user",mailAddress);
ResolvableEhloHeloHandler handler = new ResolvableEhloHeloHandler();
handler.setDNSService(setupMockDNSServer());
handler.doHelo(session, INVALID_HOST);
assertNotNull("Value stored",session.getState().get(ResolvableEhloHeloHandler.BAD_EHLO_HELO));
int result = handler.doRcpt(session,null, mailAddress).getResult();
assertEquals("Reject", result,HookReturnCode.DENY);
}
public void testRejectRelay() throws MailAddressException {
MailAddress mailAddress = new MailAddress("test@localhost");
SMTPSession session = setupMockSession(INVALID_HOST,true,false,null,mailAddress);
ResolvableEhloHeloHandler handler = new ResolvableEhloHeloHandler();
handler.setDNSService(setupMockDNSServer());
handler.doHelo(session, INVALID_HOST);
assertNotNull("Value stored",session.getState().get(ResolvableEhloHeloHandler.BAD_EHLO_HELO));
int result = handler.doRcpt(session,null, mailAddress).getResult();
assertEquals("Reject", result,HookReturnCode.DENY);
}
}