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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_MOSDFAILURE_H
#define CEPH_MOSDFAILURE_H
#include "messages/PaxosServiceMessage.h"
class MOSDFailure : public PaxosServiceMessage {
static const int HEAD_VERSION = 2;
public:
uuid_d fsid;
entity_inst_t target_osd;
__u8 is_failed;
epoch_t epoch;
MOSDFailure() : PaxosServiceMessage(MSG_OSD_FAILURE, 0, HEAD_VERSION) { }
MOSDFailure(const uuid_d &fs, entity_inst_t f, epoch_t e)
: PaxosServiceMessage(MSG_OSD_FAILURE, e, HEAD_VERSION),
fsid(fs), target_osd(f), is_failed(true), epoch(e) { }
private:
~MOSDFailure() {}
public:
entity_inst_t get_target() { return target_osd; }
bool if_osd_failed() { return is_failed; }
epoch_t get_epoch() { return epoch; }
void decode_payload() {
bufferlist::iterator p = payload.begin();
paxos_decode(p);
::decode(fsid, p);
::decode(target_osd, p);
::decode(epoch, p);
if (header.version >=2)
::decode(is_failed, p);
else
is_failed = true;
}
void encode_payload(uint64_t features) {
paxos_encode();
::encode(fsid, payload);
::encode(target_osd, payload);
::encode(epoch, payload);
::encode(is_failed, payload);
}
const char *get_type_name() const { return "osd_failure"; }
void print(ostream& out) const {
out << "osd_failure(" << target_osd << " e" << epoch << " v" << version << ")";
}
};
#endif
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