ceph/src/messages/MOSDPGRemove.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
  16 #ifndef CEPH_MOSDPGREMOVE_H
  17 #define CEPH_MOSDPGREMOVE_H
  18
  19 #include "common/hobject.h"
  20 #include "msg/Message.h"
  21
  22
  23 class MOSDPGRemove : public MessageInstance<MOSDPGRemove> {
  24 public:
  25   friend factory;
  26 private:
  27   static constexpr int HEAD_VERSION = 3;
  28   static constexpr int COMPAT_VERSION = 3;
  29
  30   epoch_t epoch = 0;
  31
  32  public:
  33   vector<spg_t> pg_list;
  34
  35   epoch_t get_epoch() const { return epoch; }
  36
  37   MOSDPGRemove() :
  38     MessageInstance(MSG_OSD_PG_REMOVE, HEAD_VERSION, COMPAT_VERSION) {}
  39   MOSDPGRemove(epoch_t e, vector<spg_t>& l) :
  40     MessageInstance(MSG_OSD_PG_REMOVE, HEAD_VERSION, COMPAT_VERSION) {
  41     this->epoch = e;
  42     pg_list.swap(l);
  43   }
  44 private:
  45   ~MOSDPGRemove() override {}
  46
  47 public:
  48   std::string_view get_type_name() const override { return "PGrm"; }
  49
  50   void encode_payload(uint64_t features) override {
  51     using ceph::encode;
  52     encode(epoch, payload);
  53     encode(pg_list, payload);
  54   }
  55   void decode_payload() override {
  56     auto p = payload.cbegin();
  57     decode(epoch, p);
  58     decode(pg_list, p);
  59   }
  60   void print(ostream& out) const override {
  61     out << "osd pg remove(" << "epoch " << epoch << "; ";
  62     for (vector<spg_t>::const_iterator i = pg_list.begin();
  63          i != pg_list.end();
  64          ++i) {
  65       out << "pg" << *i << "; ";
  66     }
  67     out << ")";
  68   }
  69 };
  70
  71 #endif