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/*
* ZeroTier One - Network Virtualization Everywhere
* Copyright (C) 2011-2015 ZeroTier, Inc.
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*
* --
*
* ZeroTier may be used and distributed under the terms of the GPLv3, which
* are available at: http://www.gnu.org/licenses/gpl-3.0.html
*
* If you would like to embed ZeroTier into a commercial application or
* redistribute it in a modified binary form, please contact ZeroTier Networks
* LLC. Start here: http://www.zerotier.com/
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <stdint.h>
#include <memory>
#include <string>
#include <map>
#include <set>
#include "Constants.hpp"
#include "NodeConfig.hpp"
#include "RuntimeEnvironment.hpp"
#include "Defaults.hpp"
#include "Utils.hpp"
#include "Logger.hpp"
#include "Topology.hpp"
#include "Packet.hpp"
#include "InetAddress.hpp"
#include "Peer.hpp"
#include "Node.hpp"
#include "SoftwareUpdater.hpp"
namespace ZeroTier {
NodeConfig::NodeConfig(const RuntimeEnvironment *renv) :
RR(renv)
{
{
Mutex::Lock _l(_localConfig_m);
_readLocalConfig();
}
std::string networksFolder(RR->homePath + ZT_PATH_SEPARATOR_S + "networks.d");
std::map<std::string,bool> networksDotD(Utils::listDirectory(networksFolder.c_str()));
std::vector<uint64_t> configuredNets;
for(std::map<std::string,bool>::iterator d(networksDotD.begin());d!=networksDotD.end();++d) {
if (!d->second) {
std::string::size_type dot = d->first.rfind(".conf");
if (dot != std::string::npos) {
uint64_t nwid = Utils::hexStrToU64(d->first.substr(0,dot).c_str());
if ((nwid > 0)&&(std::find(configuredNets.begin(),configuredNets.end(),nwid) == configuredNets.end()))
configuredNets.push_back(nwid);
}
}
}
for(std::vector<uint64_t>::iterator n(configuredNets.begin());n!=configuredNets.end();++n) {
try {
_networks[*n] = Network::newInstance(RR,this,*n);
} catch (std::exception &exc) {
LOG("unable to create network %.16llx: %s",(unsigned long long)*n,exc.what());
} catch ( ... ) {
LOG("unable to create network %.16llx: (unknown exception)",(unsigned long long)*n);
}
}
}
NodeConfig::~NodeConfig()
{
_writeLocalConfig();
}
void NodeConfig::putLocalConfig(const std::string &key,const char *value)
{
Mutex::Lock _l(_localConfig_m);
_localConfig[key] = value;
_writeLocalConfig();
}
void NodeConfig::putLocalConfig(const std::string &key,const std::string &value)
{
Mutex::Lock _l(_localConfig_m);
_localConfig[key] = value;
_writeLocalConfig();
}
std::string NodeConfig::getLocalConfig(const std::string &key) const
{
Mutex::Lock _l(_localConfig_m);
Dictionary::const_iterator i(_localConfig.find(key));
if (i == _localConfig.end())
return std::string();
return i->second;
}
void NodeConfig::clean()
{
Mutex::Lock _l(_networks_m);
for(std::map< uint64_t,SharedPtr<Network> >::const_iterator n(_networks.begin());n!=_networks.end();++n)
n->second->clean();
}
void NodeConfig::_readLocalConfig()
{
// assumes _localConfig_m is locked
std::string localDotConf(RR->homePath + ZT_PATH_SEPARATOR_S + "local.conf");
std::string buf;
if (Utils::readFile(localDotConf.c_str(),buf))
_localConfig.fromString(buf.c_str());
}
void NodeConfig::_writeLocalConfig()
{
// assumes _localConfig_m is locked
Utils::writeFile(((RR->homePath + ZT_PATH_SEPARATOR_S + "local.conf")).c_str(),_localConfig.toString());
}
} // namespace ZeroTier
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