mirror of
https://github.com/ceph/ceph
synced 2025-01-31 15:32:38 +00:00
8ca982f403
Signed-off-by: Sage Weil <sage@redhat.com>
104 lines
1.8 KiB
C++
104 lines
1.8 KiB
C++
// -*- 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) 2016 Red Hat 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 COMMAND_TABLE_H_
|
|
#define COMMAND_TABLE_H_
|
|
|
|
#include "messages/MCommand.h"
|
|
|
|
class CommandOp
|
|
{
|
|
public:
|
|
ConnectionRef con;
|
|
ceph_tid_t tid;
|
|
|
|
std::vector<std::string> cmd;
|
|
bufferlist inbl;
|
|
Context *on_finish;
|
|
bufferlist *outbl;
|
|
std::string *outs;
|
|
|
|
MCommand *get_message(const uuid_d &fsid) const
|
|
{
|
|
MCommand *m = new MCommand(fsid);
|
|
m->cmd = cmd;
|
|
m->set_data(inbl);
|
|
m->set_tid(tid);
|
|
|
|
return m;
|
|
}
|
|
|
|
CommandOp(const ceph_tid_t t) : tid(t), on_finish(nullptr),
|
|
outbl(nullptr), outs(nullptr) {}
|
|
CommandOp() : tid(0), on_finish(nullptr), outbl(nullptr), outs(nullptr) {}
|
|
};
|
|
|
|
/**
|
|
* Hold client-side state for a collection of in-flight commands
|
|
* to a remote service.
|
|
*/
|
|
template<typename T>
|
|
class CommandTable
|
|
{
|
|
protected:
|
|
ceph_tid_t last_tid;
|
|
std::map<ceph_tid_t, T> commands;
|
|
|
|
public:
|
|
|
|
CommandTable()
|
|
: last_tid(0)
|
|
{}
|
|
|
|
~CommandTable()
|
|
{
|
|
assert(commands.empty());
|
|
}
|
|
|
|
T& start_command()
|
|
{
|
|
ceph_tid_t tid = last_tid++;
|
|
commands.insert(std::make_pair(tid, T(tid)) );
|
|
|
|
return commands.at(tid);
|
|
}
|
|
|
|
const std::map<ceph_tid_t, T> &get_commands() const
|
|
{
|
|
return commands;
|
|
}
|
|
|
|
bool exists(ceph_tid_t tid) const
|
|
{
|
|
return commands.count(tid) > 0;
|
|
}
|
|
|
|
T& get_command(ceph_tid_t tid)
|
|
{
|
|
return commands.at(tid);
|
|
}
|
|
|
|
void erase(ceph_tid_t tid)
|
|
{
|
|
commands.erase(tid);
|
|
}
|
|
|
|
void clear() {
|
|
commands.clear();
|
|
}
|
|
};
|
|
|
|
#endif
|
|
|