initial code repo

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

diff --git a/src/ceph/src/messages/MMgrConfigure.h b/src/ceph/src/messages/MMgrConfigure.h
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+++ b/src/ceph/src/messages/MMgrConfigure.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) 2016 John Spray <john.spray@redhat.com>
+ *
+ * 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_MMGRCONFIGURE_H_
+#define CEPH_MMGRCONFIGURE_H_
+
+#include "msg/Message.h"
+
+/**
+ * This message is sent from ceph-mgr to MgrClient, instructing it
+ * it about what data to send back to ceph-mgr at what frequency.
+ */
+class MMgrConfigure : public Message
+{
+  static const int HEAD_VERSION = 2;
+  static const int COMPAT_VERSION = 1;
+
+public:
+  uint32_t stats_period;
+  
+  // Default 0 means if unspecified will include all stats
+  uint32_t stats_threshold = 0;
+
+  void decode_payload() override
+  {
+    bufferlist::iterator p = payload.begin();
+    ::decode(stats_period, p);
+    if (header.version >= 2) {
+      ::decode(stats_threshold, p);
+    }
+  }
+
+  void encode_payload(uint64_t features) override {
+    ::encode(stats_period, payload);
+    ::encode(stats_threshold, payload);
+  }
+
+  const char *get_type_name() const override { return "mgrconfigure"; }
+  void print(ostream& out) const override {
+    out << get_type_name() << "(period=" << stats_period
+                           << ", threshold=" << stats_threshold << ")";
+  }
+
+  MMgrConfigure()
+    : Message(MSG_MGR_CONFIGURE, HEAD_VERSION, COMPAT_VERSION)
+  {}
+};
+
+#endif
+