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// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
// vim: ts=8 sw=2 smarttab
/*
* Ceph - scalable distributed file system
*
* Copyright (C) 2004-2006 Sage Weil <sage@newdream.net>
*
* This is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software
* Foundation. See file COPYING.
*
*/
#ifndef CEPH_DISPATCHER_H
#define CEPH_DISPATCHER_H
#include "Message.h"
#include "config.h"
#include "auth/Auth.h"
class Messenger;
class Dispatcher {
public:
virtual ~Dispatcher() { }
Dispatcher() { }
// how i receive messages
virtual bool ms_dispatch(Message *m) = 0;
// after a connection connects
virtual void ms_handle_connect(Connection *con) { };
/*
* on any connection reset.
* this indicates that the ordered+reliable delivery semantics have
* been violated. messages may have been lost.
*/
virtual bool ms_handle_reset(Connection *con) = 0;
// on deliberate reset of connection by remote
// implies incoming messages dropped; possibly/probably some of our previous outgoing too.
virtual void ms_handle_remote_reset(Connection *con) = 0;
// authorization handshake provides mutual authentication of peers.
// connecting side
virtual bool ms_get_authorizer(int dest_type, AuthAuthorizer **a, bool force_new) { return false; };
// accepting side
virtual bool ms_verify_authorizer(Connection *con, int peer_type,
int protocol, bufferlist& authorizer, bufferlist& authorizer_reply,
bool& isvalid) { return false; };
};
#endif
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