ceph/src/auth/AuthSessionHandler.cc

   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 #include "common/debug.h"
  16 #include "AuthSessionHandler.h"
  17 #include "cephx/CephxSessionHandler.h"
  18 #ifdef HAVE_GSSAPI
  19 #include "krb/KrbSessionHandler.hpp"
  20 #endif
  21 #include "none/AuthNoneSessionHandler.h"
  22
  23 #include "common/ceph_crypto.h"
  24 #define dout_subsys ceph_subsys_auth
  25
  26
  27 AuthSessionHandler *get_auth_session_handler(
  28   CephContext *cct, int protocol,
  29   const CryptoKey& key,
  30   uint64_t features)
  31 {
  32
  33   // Should add code to only print the SHA1 hash of the key, unless in secure debugging mode
  34 #ifndef WITH_SEASTAR
  35   ldout(cct,10) << "In get_auth_session_handler for protocol " << protocol << dendl;
  36 #endif
  37   switch (protocol) {
  38   case CEPH_AUTH_CEPHX:
  39     // if there is no session key, there is no session handler.
  40     if (key.get_type() == CEPH_CRYPTO_NONE) {
  41       return nullptr;
  42     }
  43     return new CephxSessionHandler(cct, key, features);
  44   case CEPH_AUTH_NONE:
  45     return new AuthNoneSessionHandler();
  46 #ifdef HAVE_GSSAPI
  47   case CEPH_AUTH_GSS:
  48     return new KrbSessionHandler();
  49 #endif
  50   default:
  51     return nullptr;
  52   }
  53 }
  54