ceph/src/messages/MRemoveSnaps.h

   1 // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
   2 // vim: ts=8 sw=2 smarttab
   3 /*
   4  * Ceph - scalable distributed file system
   5  *
   6  * Copyright (C) 2004-2006 Sage Weil <sage@newdream.net>
   7  *
   8  * This is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License version 2.1, as published by the Free Software
  11  * Foundation.  See file COPYING.
  12  *
  13  */
  14
  15 #ifndef CEPH_MREMOVESNAPS_H
  16 #define CEPH_MREMOVESNAPS_H
  17
  18 #include "messages/PaxosServiceMessage.h"
  19
  20 class MRemoveSnaps : public MessageInstance<MRemoveSnaps, PaxosServiceMessage> {
  21 public:
  22   friend factory;
  23
  24   map<int, vector<snapid_t> > snaps;
  25
  26 protected:
  27   MRemoveSnaps() :
  28     MessageInstance(MSG_REMOVE_SNAPS, 0) { }
  29   MRemoveSnaps(map<int, vector<snapid_t> >& s) :
  30     MessageInstance(MSG_REMOVE_SNAPS, 0) {
  31     snaps.swap(s);
  32   }
  33   ~MRemoveSnaps() override {}
  34
  35 public:
  36   std::string_view get_type_name() const override { return "remove_snaps"; }
  37   void print(ostream& out) const override {
  38     out << "remove_snaps(" << snaps << " v" << version << ")";
  39   }
  40
  41   void encode_payload(uint64_t features) override {
  42     using ceph::encode;
  43     paxos_encode();
  44     encode(snaps, payload);
  45   }
  46   void decode_payload() override {
  47     auto p = payload.cbegin();
  48     paxos_decode(p);
  49     decode(snaps, p);
  50     ceph_assert(p.end());
  51   }
  52
  53 };
  54
  55 #endif