package backtype.storm.security.auth.digest;
import java.io.IOException;
import javax.security.auth.callback.CallbackHandler;
import org.apache.thrift7.transport.TSaslClientTransport;
import org.apache.thrift7.transport.TSaslServerTransport;
import org.apache.thrift7.transport.TTransport;
import org.apache.thrift7.transport.TTransportException;
import org.apache.thrift7.transport.TTransportFactory;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import backtype.storm.security.auth.AuthUtils;
import backtype.storm.security.auth.SaslTransportPlugin;
public class DigestSaslTransportPlugin extends SaslTransportPlugin {
public static final String DIGEST = "DIGEST-MD5";
private static final Logger LOG = LoggerFactory
.getLogger(DigestSaslTransportPlugin.class);
protected TTransportFactory getServerTransportFactory() throws IOException {
// create an authentication callback handler
CallbackHandler serer_callback_handler = new ServerCallbackHandler(
login_conf);
// create a transport factory that will invoke our auth callback for
// digest
TSaslServerTransport.Factory factory = new TSaslServerTransport.Factory();
factory.addServerDefinition(DIGEST, AuthUtils.SERVICE, "localhost",
null, serer_callback_handler);
LOG.info("SASL DIGEST-MD5 transport factory will be used");
return factory;
}
public TTransport connect(TTransport transport, String serverHost)
throws TTransportException, IOException {
ClientCallbackHandler client_callback_handler = new ClientCallbackHandler(
login_conf);
TSaslClientTransport wrapper_transport = new TSaslClientTransport(
DIGEST, null, AuthUtils.SERVICE, serverHost, null,
client_callback_handler, transport);
wrapper_transport.open();
LOG.debug("SASL DIGEST-MD5 client transport has been established");
return wrapper_transport;
}
}