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Diffstat (limited to 'src/messages/MPoolOp.h')
-rw-r--r-- | src/messages/MPoolOp.h | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/src/messages/MPoolOp.h b/src/messages/MPoolOp.h new file mode 100644 index 000000000..0e53c56b9 --- /dev/null +++ b/src/messages/MPoolOp.h @@ -0,0 +1,98 @@ +// -*- 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_MPOOLOP_H +#define CEPH_MPOOLOP_H + +#include "messages/PaxosServiceMessage.h" + + +class MPoolOp final : public PaxosServiceMessage { +private: + static constexpr int HEAD_VERSION = 4; + static constexpr int COMPAT_VERSION = 2; + +public: + uuid_d fsid; + __u32 pool = 0; + std::string name; + __u32 op = 0; + snapid_t snapid; + __s16 crush_rule = 0; + + MPoolOp() + : PaxosServiceMessage{CEPH_MSG_POOLOP, 0, HEAD_VERSION, COMPAT_VERSION} {} + MPoolOp(const uuid_d& f, ceph_tid_t t, int p, std::string& n, int o, version_t v) + : PaxosServiceMessage{CEPH_MSG_POOLOP, v, HEAD_VERSION, COMPAT_VERSION}, + fsid(f), pool(p), name(n), op(o), + snapid(0), crush_rule(0) { + set_tid(t); + } + +private: + ~MPoolOp() final {} + +public: + std::string_view get_type_name() const override { return "poolop"; } + void print(std::ostream& out) const override { + out << "pool_op(" << ceph_pool_op_name(op) << " pool " << pool + << " tid " << get_tid() + << " name " << name + << " v" << version << ")"; + } + + void encode_payload(uint64_t features) override { + using ceph::encode; + paxos_encode(); + encode(fsid, payload); + encode(pool, payload); + encode(op, payload); + encode((uint64_t)0, payload); + encode(snapid, payload); + encode(name, payload); + __u8 pad = 0; + encode(pad, payload); /* for v3->v4 encoding change */ + encode(crush_rule, payload); + } + void decode_payload() override { + using ceph::decode; + auto p = payload.cbegin(); + paxos_decode(p); + decode(fsid, p); + decode(pool, p); + if (header.version < 2) + decode(name, p); + decode(op, p); + uint64_t old_auid; + decode(old_auid, p); + decode(snapid, p); + if (header.version >= 2) + decode(name, p); + + if (header.version >= 3) { + __u8 pad; + decode(pad, p); + if (header.version >= 4) + decode(crush_rule, p); + else + crush_rule = pad; + } else + crush_rule = -1; + } +private: + template<class T, typename... Args> + friend boost::intrusive_ptr<T> ceph::make_message(Args&&... args); +}; + +#endif |