icinga2/lib/livestatus/livestatusquery.hpp

108 lines
3.5 KiB
C++

/******************************************************************************
* Icinga 2 *
* Copyright (C) 2012-2018 Icinga Development Team (https://www.icinga.com/) *
* *
* 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. *
******************************************************************************/
#ifndef LIVESTATUSQUERY_H
#define LIVESTATUSQUERY_H
#include "livestatus/filter.hpp"
#include "livestatus/aggregator.hpp"
#include "base/object.hpp"
#include "base/array.hpp"
#include "base/stream.hpp"
#include "base/scriptframe.hpp"
#include <deque>
using namespace icinga;
namespace icinga
{
enum LivestatusError
{
LivestatusErrorOK = 200,
LivestatusErrorNotFound = 404,
LivestatusErrorQuery = 452
};
/**
* @ingroup livestatus
*/
class LivestatusQuery final : public Object
{
public:
DECLARE_PTR_TYPEDEFS(LivestatusQuery);
LivestatusQuery(const std::vector<String>& lines, const String& compat_log_path);
bool Execute(const Stream::Ptr& stream);
static int GetExternalCommands();
private:
String m_Verb;
bool m_KeepAlive;
/* Parameters for GET queries. */
String m_Table;
std::vector<String> m_Columns;
std::vector<String> m_Separators;
Filter::Ptr m_Filter;
std::deque<Aggregator::Ptr> m_Aggregators;
String m_OutputFormat;
bool m_ColumnHeaders;
int m_Limit;
String m_ResponseHeader;
/* Parameters for COMMAND/SCRIPT queries. */
String m_Command;
String m_Session;
/* Parameters for invalid queries. */
int m_ErrorCode;
String m_ErrorMessage;
unsigned long m_LogTimeFrom;
unsigned long m_LogTimeUntil;
String m_CompatLogPath;
void BeginResultSet(std::ostream& fp) const;
void EndResultSet(std::ostream& fp) const;
void AppendResultRow(std::ostream& fp, const Array::Ptr& row, bool& first_row) const;
void PrintCsvArray(std::ostream& fp, const Array::Ptr& array, int level) const;
void PrintPythonArray(std::ostream& fp, const Array::Ptr& array) const;
static String QuoteStringPython(const String& str);
void ExecuteGetHelper(const Stream::Ptr& stream);
void ExecuteCommandHelper(const Stream::Ptr& stream);
void ExecuteErrorHelper(const Stream::Ptr& stream);
void SendResponse(const Stream::Ptr& stream, int code, const String& data);
void PrintFixed16(const Stream::Ptr& stream, int code, const String& data);
static Filter::Ptr ParseFilter(const String& params, unsigned long& from, unsigned long& until);
};
}
#endif /* LIVESTATUSQUERY_H */