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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) 2004-2009 Sage Weil <sage@newdream.net>
*
* 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.
*
*/
#include "common/Mutex.h"
#include "common/config.h"
#include "common/debug.h"
#include "include/str_list.h"
#include "AuthSupported.h"
const static int dout_subsys = ceph_subsys_auth;
AuthSupported::AuthSupported(CephContext *cct)
{
string str = cct->_conf->auth_supported;
list<string> sup_list;
get_str_list(str, sup_list);
for (list<string>::iterator iter = sup_list.begin(); iter != sup_list.end(); ++iter) {
if (iter->compare("cephx") == 0) {
auth_supported.insert(CEPH_AUTH_CEPHX);
} else if (iter->compare("none") == 0) {
auth_supported.insert(CEPH_AUTH_NONE);
} else {
lderr(cct) << "WARNING: unknown auth protocol defined: " << *iter << dendl;
}
}
}
bool AuthSupported::is_supported_auth(int auth_type)
{
return auth_supported.count(auth_type);
}
int AuthSupported::pick(const std::set<__u32>& supported)
{
for (set<__u32>::const_reverse_iterator p = supported.rbegin(); p != supported.rend(); ++p)
if (is_supported_auth(*p))
return *p;
return CEPH_AUTH_UNKNOWN;
}
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