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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_MOSDPGTRIM_H
#define CEPH_MOSDPGTRIM_H
#include "msg/Message.h"
#include "messages/MOSDPeeringOp.h"
#include "osd/PGPeeringEvent.h"
class MOSDPGTrim final : public MOSDPeeringOp {
private:
static constexpr int HEAD_VERSION = 2;
static constexpr int COMPAT_VERSION = 2;
public:
epoch_t epoch = 0;
spg_t pgid;
eversion_t trim_to;
epoch_t get_epoch() const { return epoch; }
spg_t get_spg() const {
return pgid;
}
epoch_t get_map_epoch() const {
return epoch;
}
epoch_t get_min_epoch() const {
return epoch;
}
PGPeeringEvent *get_event() override {
return new PGPeeringEvent(
epoch,
epoch,
MTrim(epoch, get_source().num(), pgid.shard, trim_to));
}
MOSDPGTrim() : MOSDPeeringOp{MSG_OSD_PG_TRIM, HEAD_VERSION, COMPAT_VERSION} {}
MOSDPGTrim(version_t mv, spg_t p, eversion_t tt) :
MOSDPeeringOp{MSG_OSD_PG_TRIM, HEAD_VERSION, COMPAT_VERSION},
epoch(mv), pgid(p), trim_to(tt) { }
private:
~MOSDPGTrim() final {}
public:
std::string_view get_type_name() const override { return "pg_trim"; }
void inner_print(std::ostream& out) const override {
out << trim_to;
}
void encode_payload(uint64_t features) override {
using ceph::encode;
encode(epoch, payload);
encode(pgid.pgid, payload);
encode(trim_to, payload);
encode(pgid.shard, payload);
}
void decode_payload() override {
using ceph::decode;
auto p = payload.cbegin();
decode(epoch, p);
decode(pgid.pgid, p);
decode(trim_to, p);
decode(pgid.shard, p);
}
private:
template<class T, typename... Args>
friend boost::intrusive_ptr<T> ceph::make_message(Args&&... args);
};
#endif
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