mirror of
https://github.com/zerotier/ZeroTierOne.git
synced 2024-12-23 14:52:24 +00:00
137 lines
3.6 KiB
C++
137 lines
3.6 KiB
C++
/*
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* ZeroTier One - Global Peer to Peer Ethernet
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* Copyright (C) 2012-2013 ZeroTier Networks LLC
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (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, see <http://www.gnu.org/licenses/>.
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*
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* --
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*
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* ZeroTier may be used and distributed under the terms of the GPLv3, which
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* are available at: http://www.gnu.org/licenses/gpl-3.0.html
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*
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* If you would like to embed ZeroTier into a commercial application or
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* redistribute it in a modified binary form, please contact ZeroTier Networks
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* LLC. Start here: http://www.zerotier.com/
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*/
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#ifndef _ZT_NODECONFIG_HPP
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#define _ZT_NODECONFIG_HPP
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#include <map>
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#include <set>
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#include <string>
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#include <stdint.h>
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#include "SharedPtr.hpp"
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#include "Network.hpp"
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#include "Utils.hpp"
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#include "Http.hpp"
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namespace ZeroTier {
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class RuntimeEnvironment;
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/**
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* Node configuration holder and fetcher
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*/
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class NodeConfig
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{
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public:
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/**
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* @param renv Runtime environment
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* @param url Autoconfiguration URL (http:// or file://)
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*/
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NodeConfig(const RuntimeEnvironment *renv,const std::string &url);
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~NodeConfig();
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/**
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* @param nwid Network ID
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* @return Network or NULL if no network for that ID
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*/
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inline SharedPtr<Network> network(uint64_t nwid) const
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{
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Mutex::Lock _l(_networks_m);
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std::map< uint64_t,SharedPtr<Network> >::const_iterator n(_networks.find(nwid));
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return ((n == _networks.end()) ? SharedPtr<Network>() : n->second);
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}
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/**
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* @return Vector containing all networks
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*/
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inline std::vector< SharedPtr<Network> > networks() const
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{
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std::vector< SharedPtr<Network> > nwlist;
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Mutex::Lock _l(_networks_m);
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for(std::map< uint64_t,SharedPtr<Network> >::const_iterator n(_networks.begin());n!=_networks.end();++n)
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nwlist.push_back(n->second);
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return nwlist;
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}
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/**
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* @param nwid Network ID
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* @return True if this network exists
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*/
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inline bool hasNetwork(uint64_t nwid)
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{
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Mutex::Lock _l(_networks_m);
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return (_networks.count(nwid) > 0);
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}
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/**
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* @return Set of network tap device names
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*/
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inline std::set<std::string> networkTapDeviceNames() const
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{
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std::set<std::string> tapDevs;
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Mutex::Lock _l(_networks_m);
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for(std::map< uint64_t,SharedPtr<Network> >::const_iterator n(_networks.begin());n!=_networks.end();++n)
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tapDevs.insert(n->second->tap().deviceName());
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return tapDevs;
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}
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/**
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* @return Time of last successful autoconfigure or refresh
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*/
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inline uint64_t lastAutoconfigure() const { return _lastAutoconfigure; }
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/**
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* @return Autoconfiguration URL
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*/
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inline const std::string &url() const { return _url; }
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/**
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* Refresh configuration from autoconf URL
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*/
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void refreshConfiguration();
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private:
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void __CBautoconfHandler(const std::string &lastModified,const std::string &body);
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static bool _CBautoconfHandler(Http::Request *req,void *arg,const std::string &url,int code,const std::map<std::string,std::string> &headers,const std::string &body);
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const RuntimeEnvironment *_r;
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volatile uint64_t _lastAutoconfigure;
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std::string _lastAutoconfigureLastModified;
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std::string _url;
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Mutex _autoconfigureLock;
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std::map< uint64_t,SharedPtr<Network> > _networks;
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Mutex _networks_m;
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};
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} // namespace ZeroTier
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#endif
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