ceph/src/auth/RotatingKeyRing.h

   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) 2004-2009 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_ROTATINGKEYRING_H
  16 #define CEPH_ROTATINGKEYRING_H
  17
  18 #include "common/Mutex.h"
  19 #include "auth/Auth.h"
  20
  21 /*
  22  * mediate access to a service's keyring and rotating secrets
  23  */
  24
  25 class KeyRing;
  26 class CephContext;
  27
  28 class RotatingKeyRing : public KeyStore {
  29   CephContext *cct;
  30   uint32_t service_id;
  31   RotatingSecrets secrets;
  32   KeyRing *keyring;
  33   mutable Mutex lock;
  34
  35 public:
  36   RotatingKeyRing(CephContext *cct_, uint32_t s, KeyRing *kr) :
  37     cct(cct_),
  38     service_id(s),
  39     keyring(kr),
  40     lock("RotatingKeyRing::lock") {}
  41
  42   bool need_new_secrets() const;
  43   bool need_new_secrets(utime_t now) const;
  44   void set_secrets(RotatingSecrets& s);
  45   void dump_rotating() const;
  46   bool get_secret(const EntityName& name, CryptoKey& secret) const override;
  47   bool get_service_secret(uint32_t service_id, uint64_t secret_id,
  48                           CryptoKey& secret) const override;
  49   KeyRing *get_keyring();
  50 };
  51
  52 #endif