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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_MMDSSCRUB_H
#define CEPH_MMDSSCRUB_H
#include "messages/MMDSOp.h"
#include "include/types.h"
#include "include/frag.h"
class MMDSScrub : public MMDSOp {
public:
static constexpr int OP_QUEUEDIR = 1;
static constexpr int OP_QUEUEDIR_ACK = -1;
static constexpr int OP_QUEUEINO = 2;
static constexpr int OP_QUEUEINO_ACK = -2;
static constexpr int OP_ABORT = 3;
static constexpr int OP_PAUSE = 4;
static constexpr int OP_RESUME = 5;
static const char *get_opname(int o) {
switch (o) {
case OP_QUEUEDIR: return "queue_dir";
case OP_QUEUEDIR_ACK: return "queue_dir_ack";
case OP_QUEUEINO: return "queue_ino";
case OP_QUEUEINO_ACK: return "queue_ino_ack";
case OP_ABORT: return "abort";
case OP_PAUSE: return "pause";
case OP_RESUME: return "resume";
default: ceph_abort(); return nullptr;
}
}
std::string_view get_type_name() const override { return "mds_scrub"; }
void print(std::ostream& out) const override {
out << "mds_scrub(" << get_opname(op) << " "
<< ino << " " << frags << " " << tag;
if (is_force()) out << " force";
if (is_recursive()) out << " recursive";
if (is_repair()) out << " repair";
out << ")";
}
void encode_payload(uint64_t features) override {
using ceph::encode;
encode(op, payload);
encode(ino, payload);
encode(frags, payload);
encode(tag, payload);
encode(origin, payload);
encode(flags, payload);
}
void decode_payload() override {
using ceph::decode;
auto p = payload.cbegin();
decode(op, p);
decode(ino, p);
decode(frags, p);
decode(tag, p);
decode(origin, p);
decode(flags, p);
}
inodeno_t get_ino() const {
return ino;
}
const fragset_t& get_frags() const {
return frags;
}
const std::string& get_tag() const {
return tag;
}
inodeno_t get_origin() const {
return origin;
}
int get_op() const {
return op;
}
bool is_internal_tag() const {
return flags & FLAG_INTERNAL_TAG;
}
bool is_force() const {
return flags & FLAG_FORCE;
}
bool is_recursive() const {
return flags & FLAG_RECURSIVE;
}
bool is_repair() const {
return flags & FLAG_REPAIR;
}
protected:
static constexpr int HEAD_VERSION = 1;
static constexpr int COMPAT_VERSION = 1;
MMDSScrub() : MMDSOp(MSG_MDS_SCRUB, HEAD_VERSION, COMPAT_VERSION) {}
MMDSScrub(int o)
: MMDSOp(MSG_MDS_SCRUB, HEAD_VERSION, COMPAT_VERSION), op(o) {}
MMDSScrub(int o, inodeno_t i, fragset_t&& _frags, std::string_view _tag,
inodeno_t _origin=inodeno_t(), bool internal_tag=false,
bool force=false, bool recursive=false, bool repair=false)
: MMDSOp(MSG_MDS_SCRUB, HEAD_VERSION, COMPAT_VERSION),
op(o), ino(i), frags(std::move(_frags)), tag(_tag), origin(_origin) {
if (internal_tag) flags |= FLAG_INTERNAL_TAG;
if (force) flags |= FLAG_FORCE;
if (recursive) flags |= FLAG_RECURSIVE;
if (repair) flags |= FLAG_REPAIR;
}
~MMDSScrub() override {}
private:
template<class T, typename... Args>
friend boost::intrusive_ptr<T> ceph::make_message(Args&&... args);
template<class T, typename... Args>
friend MURef<T> crimson::make_message(Args&&... args);
static constexpr unsigned FLAG_INTERNAL_TAG = 1<<0;
static constexpr unsigned FLAG_FORCE = 1<<1;
static constexpr unsigned FLAG_RECURSIVE = 1<<2;
static constexpr unsigned FLAG_REPAIR = 1<<3;
int32_t op;
inodeno_t ino;
fragset_t frags;
std::string tag;
inodeno_t origin;
uint32_t flags = 0;
};
#endif // CEPH_MMDSSCRUB_H
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