mirror of https://github.com/Icinga/icinga2.git
127 lines
4.7 KiB
C++
127 lines
4.7 KiB
C++
/******************************************************************************
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* Icinga 2 *
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* Copyright (C) 2012-2014 Icinga Development Team (http://www.icinga.org) *
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* *
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* This program is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU General Public License *
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* as published by the Free Software Foundation; either version 2 *
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* of the License, or (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the Free Software Foundation *
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
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******************************************************************************/
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#include "cli/featureenablecommand.hpp"
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#include "base/logger_fwd.hpp"
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#include "base/clicommand.hpp"
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#include "base/application.hpp"
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#include "base/convert.hpp"
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#include <boost/foreach.hpp>
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#include <boost/algorithm/string/join.hpp>
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#include <fstream>
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#include <vector>
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#include <string>
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#include <fstream>
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using namespace icinga;
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namespace po = boost::program_options;
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REGISTER_CLICOMMAND("feature/enable", FeatureEnableCommand);
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String FeatureEnableCommand::GetDescription(void) const
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{
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return "Enables specified Icinga 2 feature.";
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}
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String FeatureEnableCommand::GetShortDescription(void) const
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{
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return "enables specified feature";
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}
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void FeatureEnableCommand::InitParameters(boost::program_options::options_description& visibleDesc,
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boost::program_options::options_description& hiddenDesc,
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ArgumentCompletionDescription& argCompletionDesc) const
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{
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/* Command doesn't support any parameters. */
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}
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/**
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* The entry point for the "feature enable" CLI command.
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*
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* @returns An exit status.
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*/
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int FeatureEnableCommand::Run(const boost::program_options::variables_map& vm, const std::vector<std::string>& ap) const
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{
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String features_available_dir = Application::GetSysconfDir() + "/icinga2/features-available";
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String features_enabled_dir = Application::GetSysconfDir() + "/icinga2/features-enabled";
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if (ap.empty()) {
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Log(LogCritical, "cli", "Cannot enable feature(s). Name(s) are missing!");
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return 0;
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}
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if (!Utility::PathExists(features_available_dir) ) {
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Log(LogCritical, "cli", "Cannot parse available features. Path '" + features_available_dir + "' does not exist.");
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return 0;
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}
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if (!Utility::PathExists(features_enabled_dir) ) {
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Log(LogCritical, "cli", "Cannot enable features. Path '" + features_enabled_dir + "' does not exist.");
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return 0;
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}
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std::vector<std::string> errors;
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BOOST_FOREACH(const String& feature, ap) {
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String source = features_available_dir + "/" + feature + ".conf";
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if (!Utility::PathExists(source) ) {
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Log(LogCritical, "cli", "Cannot enable feature '" + feature + "'. Source file '" + source + "' does not exist.");
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errors.push_back(feature);
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continue;
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}
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String target = features_enabled_dir + "/" + feature + ".conf";
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if (Utility::PathExists(target) ) {
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Log(LogWarning, "cli", "Feature '" + feature + "' already enabled.");
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continue;
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}
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Log(LogInformation, "cli", "Enabling feature '" + feature + "' in '" + features_enabled_dir + "'.");
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#ifndef _WIN32
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if (symlink(source.CStr(), target.CStr()) < 0) {
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Log(LogCritical, "cli", "Cannot enable feature '" + feature + "'. Linking source '" + source + "' to target file '" + target +
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"' failed with error code " + Convert::ToString(errno) + ", \"" + Utility::FormatErrorNumber(errno) + "\".");
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errors.push_back(feature);
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continue;
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}
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#else /* _WIN32 */
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std::ofstream fp;
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fp.open(target.CStr());
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if (!fp) {
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Log(LogCritical, "cli", "Cannot enable feature '" + feature + "'. Failed to open file '" + target + "'.");
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errors.push_back(feature);
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continue;
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}
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fp << "include \"../features-available/" << feature << ".conf\"" << std::endl;
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fp.close();
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#endif /* _WIN32 */
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}
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if (!errors.empty()) {
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Log(LogCritical, "cli", "Cannot enable feature(s): " + boost::algorithm::join(errors, " "));
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errors.clear();
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return 1;
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}
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return 0;
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}
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