mirror of
https://github.com/zerotier/ZeroTierOne.git
synced 2024-12-20 05:28:01 +00:00
126 lines
3.7 KiB
C++
126 lines
3.7 KiB
C++
/*
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* ZeroTier One - Network Virtualization Everywhere
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* Copyright (C) 2011-2015 ZeroTier, Inc.
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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_CLUSTERDEFINITION_HPP
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#define ZT_CLUSTERDEFINITION_HPP
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#ifdef ZT_ENABLE_CLUSTER
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#include <vector>
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#include <algorithm>
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#include "../node/Constants.hpp"
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#include "../node/Utils.hpp"
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#include "../osdep/OSUtils.hpp"
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namespace ZeroTier {
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/**
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* Parser for cluster definition file
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*/
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class ClusterDefinition
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{
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public:
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struct MemberDefinition
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{
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MemberDefinition() : id(0),x(0),y(0),z(0) { name[0] = (char)0; }
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unsigned int id;
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int x,y,z;
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char name[256];
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InetAddress clusterEndpoint;
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std::vector<InetAddress> zeroTierEndpoints;
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};
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ClusterDefinition(uint64_t myAddress,const char *pathToClusterFile)
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{
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std::string cf;
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if (!OSUtils::readFile(pathToClusterFile,cf))
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return;
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char myAddressStr[64];
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Utils::snprintf(myAddressStr,sizeof(myAddressStr),"%.10llx",myAddress);
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std::vector<std::string> lines(Utils::split(cf.c_str(),"\r\n","",""));
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for(std::vector<std::string>::iterator l(lines.begin());l!=lines.end();++l) {
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std::vector<std::string> fields(Utils::split(l->c_str()," \t","",""));
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if ((fields.size() < 5)||(fields[0][0] == '#')||(fields[0] != myAddressStr))
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continue;
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int id = Utils::strToUInt(fields[1].c_str());
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if ((id < 0)||(id > ZT_CLUSTER_MAX_MEMBERS))
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continue;
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MemberDefinition &md = _md[id];
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md.id = (unsigned int)id;
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if (fields.size() >= 6) {
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std::vector<std::string> xyz(Utils::split(fields[5].c_str(),",","",""));
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md.x = (xyz.size() > 0) ? Utils::strToInt(xyz[0].c_str()) : 0;
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md.y = (xyz.size() > 1) ? Utils::strToInt(xyz[1].c_str()) : 0;
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md.z = (xyz.size() > 2) ? Utils::strToInt(xyz[2].c_str()) : 0;
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}
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Utils::scopy(md.name,sizeof(md.name),fields[2].c_str());
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md.clusterEndpoint.fromString(fields[3]);
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if (!md.clusterEndpoint)
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continue;
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std::vector<std::string> zips(Utils::split(fields[4].c_str(),",","",""));
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for(std::vector<std::string>::iterator zip(zips.begin());zip!=zips.end();++zip) {
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InetAddress i;
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i.fromString(*zip);
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if (i)
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md.zeroTierEndpoints.push_back(i);
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}
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_ids.push_back((unsigned int)id);
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}
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std::sort(_ids.begin(),_ids.end());
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}
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inline const MemberDefinition &operator[](unsigned int id) const throw() { return _md[id]; }
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inline unsigned int size() const throw() { return (unsigned int)_ids.size(); }
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inline const std::vector<unsigned int> &ids() const throw() { return _ids; }
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inline std::vector<MemberDefinition> members() const
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{
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std::vector<MemberDefinition> m;
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for(std::vector<unsigned int>::const_iterator i(_ids.begin());i!=_ids.end();++i)
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m.push_back(_md[*i]);
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return m;
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}
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private:
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MemberDefinition _md[ZT_CLUSTER_MAX_MEMBERS];
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std::vector<unsigned int> _ids;
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};
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} // namespace ZeroTier
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#endif // ZT_ENABLE_CLUSTER
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#endif
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