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Diffstat (limited to 'src/messages/MMonGetVersion.h')
-rw-r--r-- | src/messages/MMonGetVersion.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/src/messages/MMonGetVersion.h b/src/messages/MMonGetVersion.h new file mode 100644 index 000000000..ad91cd155 --- /dev/null +++ b/src/messages/MMonGetVersion.h @@ -0,0 +1,60 @@ +// -*- 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) 2011 New Dream Network + * + * 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_MMONGETVERSION_H +#define CEPH_MMONGETVERSION_H + +#include "msg/Message.h" + +#include "include/types.h" + +/* + * This message is sent to the monitors to verify that the client's + * version of the map(s) is the latest available. For example, this + * can be used to determine whether a pool actually does not exist, or + * if it may have been created but the map was not received yet. + */ +class MMonGetVersion final : public Message { +public: + MMonGetVersion() : Message{CEPH_MSG_MON_GET_VERSION} {} + + std::string_view get_type_name() const override { + return "mon_get_version"; + } + + void print(std::ostream& o) const override { + o << "mon_get_version(what=" << what << " handle=" << handle << ")"; + } + + void encode_payload(uint64_t features) override { + using ceph::encode; + encode(handle, payload); + encode(what, payload); + } + + void decode_payload() override { + auto p = payload.cbegin(); + using ceph::decode; + decode(handle, p); + decode(what, p); + } + + ceph_tid_t handle = 0; + std::string what; + +private: + ~MMonGetVersion() final {} +}; + +#endif |