mirror of
https://github.com/ceph/ceph
synced 2024-12-20 02:13:04 +00:00
99 lines
2.4 KiB
C++
99 lines
2.4 KiB
C++
// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
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// vim: ts=8 sw=2 smarttab
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/*
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* Ceph - scalable distributed file system
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*
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* Copyright (C) 2004-2006 Sage Weil <sage@newdream.net>
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*
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* This is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software
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* Foundation. See file COPYING.
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*
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*/
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#ifndef CEPH_MROUTE_H
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#define CEPH_MROUTE_H
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#include "msg/Message.h"
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#include "include/encoding.h"
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struct MRoute : public Message {
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static const int HEAD_VERSION = 3;
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static const int COMPAT_VERSION = 2;
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uint64_t session_mon_tid;
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Message *msg;
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entity_inst_t dest;
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epoch_t send_osdmap_first;
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MRoute() : Message(MSG_ROUTE, HEAD_VERSION, COMPAT_VERSION),
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session_mon_tid(0),
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msg(NULL),
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send_osdmap_first(0) {}
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MRoute(uint64_t t, Message *m)
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: Message(MSG_ROUTE, HEAD_VERSION, COMPAT_VERSION),
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session_mon_tid(t),
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msg(m),
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send_osdmap_first(0) {}
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MRoute(bufferlist bl, const entity_inst_t& i)
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: Message(MSG_ROUTE, HEAD_VERSION, COMPAT_VERSION),
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session_mon_tid(0),
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dest(i),
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send_osdmap_first(0) {
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bufferlist::iterator p = bl.begin();
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msg = decode_message(NULL, 0, p);
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}
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private:
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~MRoute() {
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if (msg)
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msg->put();
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}
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public:
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void decode_payload() {
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bufferlist::iterator p = payload.begin();
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::decode(session_mon_tid, p);
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::decode(dest, p);
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if (header.version >= 2) {
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bool m;
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::decode(m, p);
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if (m)
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msg = decode_message(NULL, 0, p);
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} else {
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msg = decode_message(NULL, 0, p);
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}
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if (header.version >= 3) {
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::decode(send_osdmap_first, p);
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}
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}
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void encode_payload(uint64_t features) {
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::encode(session_mon_tid, payload);
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::encode(dest, payload, features);
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bool m = msg ? true : false;
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::encode(m, payload);
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if (msg)
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encode_message(msg, features, payload);
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::encode(send_osdmap_first, payload);
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}
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const char *get_type_name() const { return "route"; }
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void print(ostream& o) const {
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if (msg)
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o << "route(" << *msg;
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else
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o << "route(no-reply";
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if (send_osdmap_first)
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o << " send_osdmap_first " << send_osdmap_first;
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if (session_mon_tid)
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o << " tid " << session_mon_tid << ")";
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else
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o << " to " << dest << ")";
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}
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};
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#endif
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