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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) 2013 Inktank, Inc.
*
* 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_MMONSCRUB_H
#define CEPH_MMONSCRUB_H
#include "msg/Message.h"
#include "mon/mon_types.h"
class MMonScrub : public Message {
private:
static constexpr int HEAD_VERSION = 2;
static constexpr int COMPAT_VERSION = 2;
public:
typedef enum {
OP_SCRUB = 1, // leader->peon: scrub (a range of) keys
OP_RESULT = 2, // peon->leader: result of a scrub
} op_type_t;
static const char *get_opname(op_type_t op) {
switch (op) {
case OP_SCRUB: return "scrub";
case OP_RESULT: return "result";
default: ceph_abort_msg("unknown op type"); return NULL;
}
}
op_type_t op = OP_SCRUB;
version_t version = 0;
ScrubResult result;
int32_t num_keys;
std::pair<std::string,std::string> key;
MMonScrub()
: Message{MSG_MON_SCRUB, HEAD_VERSION, COMPAT_VERSION},
num_keys(-1)
{ }
MMonScrub(op_type_t op, version_t v, int32_t num_keys)
: Message{MSG_MON_SCRUB, HEAD_VERSION, COMPAT_VERSION},
op(op), version(v), num_keys(num_keys)
{ }
std::string_view get_type_name() const override { return "mon_scrub"; }
void print(std::ostream& out) const override {
out << "mon_scrub(" << get_opname((op_type_t)op);
out << " v " << version;
if (op == OP_RESULT)
out << " " << result;
out << " num_keys " << num_keys;
out << " key (" << key << ")";
out << ")";
}
void encode_payload(uint64_t features) override {
using ceph::encode;
uint8_t o = op;
encode(o, payload);
encode(version, payload);
encode(result, payload);
encode(num_keys, payload);
encode(key, payload);
}
void decode_payload() override {
using ceph::decode;
auto p = payload.cbegin();
uint8_t o;
decode(o, p);
op = (op_type_t)o;
decode(version, p);
decode(result, p);
decode(num_keys, p);
decode(key, p);
}
private:
template<class T, typename... Args>
friend boost::intrusive_ptr<T> ceph::make_message(Args&&... args);
};
#endif /* CEPH_MMONSCRUB_H */
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