icinga2/lib/config/typerule.cpp

101 lines
3.1 KiB
C++

/******************************************************************************
* Icinga 2 *
* Copyright (C) 2012 Icinga Development Team (http://www.icinga.org/) *
* *
* This program is free software; you can redistribute it and/or *
* modify it under the terms of the GNU General Public License *
* as published by the Free Software Foundation; either version 2 *
* of the License, or (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the Free Software Foundation *
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
******************************************************************************/
#include "config/typerule.h"
#include "config/configitem.h"
#include "config/configcompilercontext.h"
#include "base/convert.h"
#include "base/utility.h"
#include "base/dictionary.h"
#include "base/array.h"
using namespace icinga;
TypeRule::TypeRule(TypeSpecifier type, const String& nameType,
const String& namePattern, const TypeRuleList::Ptr& subRules,
const DebugInfo& debuginfo)
: m_Type(type), m_NameType(nameType), m_NamePattern(namePattern), m_SubRules(subRules), m_DebugInfo(debuginfo)
{ }
TypeRuleList::Ptr TypeRule::GetSubRules(void) const
{
return m_SubRules;
}
bool TypeRule::MatchName(const String& name) const
{
return (Utility::Match(m_NamePattern, name));
}
bool TypeRule::MatchValue(const Value& value, String *hint) const
{
ConfigCompilerContext *context;
ConfigItem::Ptr item;
if (value.IsEmpty())
return true;
switch (m_Type) {
case TypeAny:
return true;
case TypeString:
/* fall through; any scalar can be converted to a string */
case TypeScalar:
return value.IsScalar();
case TypeNumber:
try {
Convert::ToDouble(value);
} catch (...) {
return false;
}
return true;
case TypeDictionary:
return value.IsObjectType<Dictionary>();
case TypeArray:
return value.IsObjectType<Array>();
case TypeName:
if (!value.IsScalar())
return false;
context = ConfigCompilerContext::GetContext();
if (context)
item = context->GetItem(m_NameType, value);
if (!item && (!context || (context->GetFlags() & CompilerLinkExisting)))
item = ConfigItem::GetObject(m_NameType, value);
if (!item) {
*hint = "Object '" + value + "' of type '" + m_NameType + "' does not exist.";
return false;
}
return true;
default:
return false;
}
}