icinga2/lib/config/configcompilercontext.cpp

114 lines
3.4 KiB
C++

/******************************************************************************
* Icinga 2 *
* Copyright (C) 2012-2014 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/configcompilercontext.hpp"
#include "base/singleton.hpp"
#include "base/json.hpp"
#include "base/netstring.hpp"
#include <boost/foreach.hpp>
#include <fstream>
using namespace icinga;
void ConfigCompilerContext::AddMessage(bool error, const String& message, const DebugInfo& di)
{
boost::mutex::scoped_lock lock(m_Mutex);
m_Messages.push_back(ConfigCompilerMessage(error, message, di));
}
std::vector<ConfigCompilerMessage> ConfigCompilerContext::GetMessages(void) const
{
boost::mutex::scoped_lock lock(m_Mutex);
return m_Messages;
}
bool ConfigCompilerContext::HasErrors(void) const
{
boost::mutex::scoped_lock lock(m_Mutex);
BOOST_FOREACH(const ConfigCompilerMessage& message, m_Messages) {
if (message.Error)
return true;
}
return false;
}
void ConfigCompilerContext::Reset(void)
{
boost::mutex::scoped_lock lock(m_Mutex);
m_Messages.clear();
}
ConfigCompilerContext *ConfigCompilerContext::GetInstance(void)
{
return Singleton<ConfigCompilerContext>::GetInstance();
}
void ConfigCompilerContext::OpenObjectsFile(const String& filename)
{
m_ObjectsPath = filename;
String tempFilename = m_ObjectsPath + ".tmp";
std::fstream *fp = new std::fstream();
fp->open(tempFilename.CStr(), std::ios_base::out);
if (!*fp)
BOOST_THROW_EXCEPTION(std::runtime_error("Could not open '" + tempFilename + "' file"));
m_ObjectsFP = new StdioStream(fp, true);
}
void ConfigCompilerContext::WriteObject(const Dictionary::Ptr& object)
{
if (!m_ObjectsFP)
return;
String json = JsonEncode(object);
{
boost::mutex::scoped_lock lock(m_Mutex);
NetString::WriteStringToStream(m_ObjectsFP, json);
}
}
void ConfigCompilerContext::FinishObjectsFile(void)
{
m_ObjectsFP->Close();
String tempFilename = m_ObjectsPath + ".tmp";
#ifdef _WIN32
_unlink(m_ObjectsPath.CStr());
#endif /* _WIN32 */
if (rename(tempFilename.CStr(), m_ObjectsPath.CStr()) < 0) {
BOOST_THROW_EXCEPTION(posix_error()
<< boost::errinfo_api_function("rename")
<< boost::errinfo_errno(errno)
<< boost::errinfo_file_name(tempFilename));
}
}