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diff --git a/src/ceph/src/mon/ConfigKeyService.h b/src/ceph/src/mon/ConfigKeyService.h
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+++ b/src/ceph/src/mon/ConfigKeyService.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_MON_CONFIG_KEY_SERVICE_H
+#define CEPH_MON_CONFIG_KEY_SERVICE_H
+
+#include "mon/QuorumService.h"
+#include "mon/MonitorDBStore.h"
+
+class Paxos;
+class Monitor;
+namespace ceph {
+class Formatter;
+}
+
+class ConfigKeyService : public QuorumService
+{
+  Paxos *paxos;
+
+  int store_get(const string &key, bufferlist &bl);
+  void store_put(const string &key, bufferlist &bl, Context *cb = NULL);
+  void store_delete(MonitorDBStore::TransactionRef t, const string &key);
+  void store_delete(const string &key, Context *cb = NULL);
+  void store_delete_prefix(
+      MonitorDBStore::TransactionRef t,
+      const string &prefix);
+  void store_list(stringstream &ss);
+  void store_dump(stringstream &ss);
+  bool store_exists(const string &key);
+  bool store_has_prefix(const string &prefix);
+
+  static const string STORE_PREFIX;
+
+protected:
+  void service_shutdown() override { }
+
+public:
+  ConfigKeyService(Monitor *m, Paxos *p) :
+    QuorumService(m),
+    paxos(p)
+  { }
+  ~ConfigKeyService() override { }
+
+
+  /**
+   * @defgroup ConfigKeyService_Inherited_h Inherited abstract methods
+   * @{
+   */
+  void init() override { }
+  void get_health(list<pair<health_status_t,string> >& summary,
+                  list<pair<health_status_t,string> > *detail) override { }
+  bool service_dispatch(MonOpRequestRef op) override;
+
+  void start_epoch() override { }
+  void finish_epoch() override { }
+  void cleanup() override { }
+  void service_tick() override { }
+
+  int validate_osd_destroy(const int32_t id, const uuid_d& uuid);
+  void do_osd_destroy(int32_t id, uuid_d& uuid);
+  int validate_osd_new(
+      const uuid_d& uuid,
+      const string& dmcrypt_key,
+      stringstream& ss);
+  void do_osd_new(const uuid_d& uuid, const string& dmcrypt_key);
+
+  int get_type() override {
+    return QuorumService::SERVICE_CONFIG_KEY;
+  }
+
+  string get_name() const override {
+    return "config_key";
+  }
+  virtual void get_store_prefixes(set<string>& s);
+  /**
+   * @} // ConfigKeyService_Inherited_h
+   */
+};
+
+#endif // CEPH_MON_CONFIG_KEY_SERVICE_H