projects / ceph.git / blame
| Commit | Line | Data |
|---|---|---|
| 7c673cae FG |
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_MPOOLOP_H | |
| 16 | #define CEPH_MPOOLOP_H | |
| 17 | ||
| 18 | #include "messages/PaxosServiceMessage.h" | |
| 19 | ||
| 20 | ||
| 21 | class MPoolOp : public PaxosServiceMessage { | |
| 22 | ||
| 23 | static const int HEAD_VERSION = 4; | |
| 24 | static const int COMPAT_VERSION = 2; | |
| 25 | ||
| 26 | public: | |
| 27 | uuid_d fsid; | |
| d2e6a577 | 28 | __u32 pool = 0; |
| 7c673cae | 29 | string name; |
| d2e6a577 FG |
30 | __u32 op = 0; |
| 31 | uint64_t auid = 0; | |
| 7c673cae | 32 | snapid_t snapid; |
| d2e6a577 | 33 | __s16 crush_rule = 0; |
| 7c673cae FG |
34 | |
| 35 | MPoolOp() | |
| 36 | : PaxosServiceMessage(CEPH_MSG_POOLOP, 0, HEAD_VERSION, COMPAT_VERSION) { } | |
| 37 | MPoolOp(const uuid_d& f, ceph_tid_t t, int p, string& n, int o, version_t v) | |
| 38 | : PaxosServiceMessage(CEPH_MSG_POOLOP, v, HEAD_VERSION, COMPAT_VERSION), | |
| 39 | fsid(f), pool(p), name(n), op(o), | |
| 40 | auid(0), snapid(0), crush_rule(0) { | |
| 41 | set_tid(t); | |
| 42 | } | |
| 43 | MPoolOp(const uuid_d& f, ceph_tid_t t, int p, string& n, | |
| 44 | int o, uint64_t uid, version_t v) | |
| 45 | : PaxosServiceMessage(CEPH_MSG_POOLOP, v, HEAD_VERSION, COMPAT_VERSION), | |
| 46 | fsid(f), pool(p), name(n), op(o), | |
| 47 | auid(uid), snapid(0), crush_rule(0) { | |
| 48 | set_tid(t); | |
| 49 | } | |
| 50 | ||
| 51 | private: | |
| 52 | ~MPoolOp() override {} | |
| 53 | ||
| 54 | public: | |
| 55 | const char *get_type_name() const override { return "poolop"; } | |
| 56 | void print(ostream& out) const override { | |
| 57 | out << "pool_op(" << ceph_pool_op_name(op) << " pool " << pool | |
| 58 | << " auid " << auid | |
| 59 | << " tid " << get_tid() | |
| 60 | << " name " << name | |
| 61 | << " v" << version << ")"; | |
| 62 | } | |
| 63 | ||
| 64 | void encode_payload(uint64_t features) override { | |
| 65 | paxos_encode(); | |
| 66 | ::encode(fsid, payload); | |
| 67 | ::encode(pool, payload); | |
| 68 | ::encode(op, payload); | |
| 69 | ::encode(auid, payload); | |
| 70 | ::encode(snapid, payload); | |
| 71 | ::encode(name, payload); | |
| 72 | __u8 pad = 0; | |
| 73 | ::encode(pad, payload); /* for v3->v4 encoding change */ | |
| 74 | ::encode(crush_rule, payload); | |
| 75 | } | |
| 76 | void decode_payload() override { | |
| 77 | bufferlist::iterator p = payload.begin(); | |
| 78 | paxos_decode(p); | |
| 79 | ::decode(fsid, p); | |
| 80 | ::decode(pool, p); | |
| 81 | if (header.version < 2) | |
| 82 | ::decode(name, p); | |
| 83 | ::decode(op, p); | |
| 84 | ::decode(auid, p); | |
| 85 | ::decode(snapid, p); | |
| 86 | if (header.version >= 2) | |
| 87 | ::decode(name, p); | |
| 88 | ||
| 89 | if (header.version >= 3) { | |
| 90 | __u8 pad; | |
| 91 | ::decode(pad, p); | |
| 92 | if (header.version >= 4) | |
| 93 | ::decode(crush_rule, p); | |
| 94 | else | |
| 95 | crush_rule = pad; | |
| 96 | } else | |
| 97 | crush_rule = -1; | |
| 98 | } | |
| 99 | }; | |
| 100 | ||
| 101 | #endif |