initial code repo

[stor4nfv.git] / src / ceph / src / messages / MMonScrub.h

diff --git a/src/ceph/src/messages/MMonScrub.h b/src/ceph/src/messages/MMonScrub.h
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+++ b/src/ceph/src/messages/MMonScrub.h
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+// -*- 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) 2013 Inktank, Inc.
+*
+* 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_MMONSCRUB_H
+#define CEPH_MMONSCRUB_H
+
+#include "msg/Message.h"
+#include "mon/mon_types.h"
+
+class MMonScrub : public Message
+{
+  static const int HEAD_VERSION = 2;
+  static const int COMPAT_VERSION = 2;
+
+public:
+  typedef enum {
+    OP_SCRUB = 1,         // leader->peon: scrub (a range of) keys
+    OP_RESULT = 2,        // peon->leader: result of a scrub
+  } op_type_t;
+
+  static const char *get_opname(op_type_t op) {
+    switch (op) {
+    case OP_SCRUB: return "scrub";
+    case OP_RESULT: return "result";
+    default: assert(0 == "unknown op type"); return NULL;
+    }
+  }
+
+  op_type_t op;
+  version_t version;
+  ScrubResult result;
+  int32_t num_keys;
+  pair<string,string> key;
+
+  MMonScrub()
+    : Message(MSG_MON_SCRUB, HEAD_VERSION, COMPAT_VERSION),
+      num_keys(-1)
+  { }
+
+  MMonScrub(op_type_t op, version_t v, int32_t num_keys)
+    : Message(MSG_MON_SCRUB, HEAD_VERSION, COMPAT_VERSION),
+      op(op), version(v), num_keys(num_keys)
+  { }
+
+  const char *get_type_name() const override { return "mon_scrub"; }
+
+  void print(ostream& out) const override {
+    out << "mon_scrub(" << get_opname((op_type_t)op);
+    out << " v " << version;
+    if (op == OP_RESULT)
+      out << " " << result;
+    out << " num_keys " << num_keys;
+    out << " key (" << key << ")";
+    out << ")";
+  }
+
+  void encode_payload(uint64_t features) override {
+    uint8_t o = op;
+    ::encode(o, payload);
+    ::encode(version, payload);
+    ::encode(result, payload);
+    ::encode(num_keys, payload);
+    ::encode(key, payload);
+  }
+
+  void decode_payload() override {
+    bufferlist::iterator p = payload.begin();
+    uint8_t o;
+    ::decode(o, p);
+    op = (op_type_t)o;
+    ::decode(version, p);
+    ::decode(result, p);
+    ::decode(num_keys, p);
+    ::decode(key, p);
+  }
+};
+
+#endif /* CEPH_MMONSCRUB_H */