icinga2/lib/cli/featureutility.cpp

112 lines
3.8 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/featureutility.hpp"
#include "base/logger.hpp"
#include "base/application.hpp"
#include <boost/foreach.hpp>
#include <boost/algorithm/string/replace.hpp>
using namespace icinga;
String FeatureUtility::GetFeaturesAvailablePath(void)
{
return Application::GetSysconfDir() + "/icinga2/features-available";
}
String FeatureUtility::GetFeaturesEnabledPath(void)
{
return Application::GetSysconfDir() + "/icinga2/features-enabled";
}
std::vector<String> FeatureUtility::GetFieldCompletionSuggestions(FeatureCommandType fctype, const String& word)
{
std::vector<String> cache;
std::vector<String> suggestions;
if (fctype == FeatureCommandEnable) {
/* only suggest features not already enabled */
GetFeatures(FeaturesDisabled, cache);
} else if (fctype == FeatureCommandDisable) {
/* suggest all enabled features */
GetFeatures(FeaturesEnabled, cache);
}
std::sort(cache.begin(), cache.end());
BOOST_FOREACH(const String& suggestion, cache) {
if (suggestion.Find(word) == 0)
suggestions.push_back(suggestion);
}
return suggestions;
}
bool FeatureUtility::GetFeatures(FeatureType ftype, std::vector<String>& features)
{
String path = Application::GetSysconfDir() + "/icinga2/";
/* disabled = available-enabled */
if (ftype == FeaturesDisabled) {
std::vector<String> enabled;
std::vector<String> available;
GetFeatures(FeaturesAvailable, available);
GetFeatures(FeaturesEnabled, enabled);
std::sort(available.begin(), available.end());
std::sort(enabled.begin(), enabled.end());
std::set_difference(
available.begin(), available.end(),
enabled.begin(), enabled.end(),
std::back_inserter(features)
);
return true;
} else {
if (ftype == FeaturesAvailable)
path += "features-available/";
else if (ftype == FeaturesEnabled)
path += "features-enabled/";
else {
Log(LogCritical, "cli", "Unknown feature type passed. Bailing out.");
return false;
}
if (!Utility::Glob(path + "/*.conf",
boost::bind(&FeatureUtility::CollectFeatures, _1, boost::ref(features)), GlobFile)) {
Log(LogCritical, "cli")
<< "Cannot access path '" << path << "'.";
return false;
}
}
return true;
}
void FeatureUtility::CollectFeatures(const String& feature_file, std::vector<String>& features)
{
String feature = Utility::BaseName(feature_file);
boost::algorithm::replace_all(feature, ".conf", "");
Log(LogDebug, "cli")
<< "Adding feature: " << feature;
features.push_back(feature);
}