icinga2/lib/cli/variablelistcommand.cpp

97 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 "cli/variablelistcommand.hpp"
#include "base/logger.hpp"
#include "base/application.hpp"
#include "base/convert.hpp"
#include "base/dynamicobject.hpp"
#include "base/dynamictype.hpp"
#include "base/json.hpp"
#include "base/netstring.hpp"
#include "base/stdiostream.hpp"
#include "base/debug.hpp"
#include "base/objectlock.hpp"
#include "base/console.hpp"
#include <boost/foreach.hpp>
#include <boost/algorithm/string/join.hpp>
#include <boost/algorithm/string/replace.hpp>
#include <fstream>
#include <iostream>
using namespace icinga;
namespace po = boost::program_options;
REGISTER_CLICOMMAND("variable/list", VariableListCommand);
String VariableListCommand::GetDescription(void) const
{
return "Lists all Icinga 2 variables.";
}
String VariableListCommand::GetShortDescription(void) const
{
return "lists all variables";
}
/**
* The entry point for the "variable list" CLI command.
*
* @returns An exit status.
*/
int VariableListCommand::Run(const boost::program_options::variables_map& vm, const std::vector<std::string>& ap) const
{
String varsfile = Application::GetVarsPath();
if (!Utility::PathExists(varsfile)) {
Log(LogCritical, "cli")
<< "Cannot open variables file '" << varsfile << "'.";
Log(LogCritical, "cli", "Run 'icinga2 daemon -C' to validate config and generate the cache file.");
return 1;
}
std::fstream fp;
fp.open(varsfile.CStr(), std::ios_base::in);
StdioStream::Ptr sfp = make_shared<StdioStream>(&fp, false);
unsigned long variables_count = 0;
String message;
while (NetString::ReadStringFromStream(sfp, &message)) {
PrintVariable(std::cout, message);
variables_count++;
}
sfp->Close();
fp.close();
Log(LogNotice, "cli")
<< "Parsed " << variables_count << " variables.";
return 0;
}
void VariableListCommand::PrintVariable(std::ostream& fp, const String& message)
{
Dictionary::Ptr variable = JsonDecode(message);
std::cout << variable->Get("name") << " = " << variable->Get("value") << "\n";
}