mirror of
https://github.com/zerotier/ZeroTierOne.git
synced 2024-12-22 22:32:22 +00:00
155 lines
4.7 KiB
C++
155 lines
4.7 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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#ifdef ZT_CONTROLLER_USE_RETHINKDB
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#ifndef ZT_CONTROLLER_RETHINKDB_HPP
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#define ZT_CONTROLLER_RETHINKDB_HPP
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#include "../node/Constants.hpp"
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#include "../node/Address.hpp"
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#include "../node/InetAddress.hpp"
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#include "../osdep/OSUtils.hpp"
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#include "../osdep/BlockingQueue.hpp"
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#include <memory>
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#include <string>
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#include <thread>
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#include <unordered_map>
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#include <unordered_set>
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#include <vector>
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#include <atomic>
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#include "../ext/json/json.hpp"
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#define ZT_CONTROLLER_RETHINKDB_COMMIT_THREADS 2
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namespace ZeroTier
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{
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class EmbeddedNetworkController;
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class RethinkDB
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{
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public:
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struct NetworkSummaryInfo
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{
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NetworkSummaryInfo() : authorizedMemberCount(0),totalMemberCount(0),mostRecentDeauthTime(0) {}
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std::vector<Address> activeBridges;
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std::vector<InetAddress> allocatedIps;
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unsigned long authorizedMemberCount;
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unsigned long totalMemberCount;
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int64_t mostRecentDeauthTime;
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};
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RethinkDB(EmbeddedNetworkController *const nc,const Address &myAddress,const char *path);
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~RethinkDB();
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inline void waitForReady() const
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{
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while (_ready > 0) {
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if (!_waitNoticePrinted) {
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_waitNoticePrinted = true;
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fprintf(stderr,"NOTICE: controller RethinkDB waiting for initial data download..." ZT_EOL_S);
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}
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_readyLock.lock();
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_readyLock.unlock();
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}
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}
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inline bool hasNetwork(const uint64_t networkId) const
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{
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std::lock_guard<std::mutex> l(_networks_l);
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return (_networks.find(networkId) != _networks.end());
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}
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bool get(const uint64_t networkId,nlohmann::json &network);
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bool get(const uint64_t networkId,nlohmann::json &network,const uint64_t memberId,nlohmann::json &member);
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bool get(const uint64_t networkId,nlohmann::json &network,const uint64_t memberId,nlohmann::json &member,NetworkSummaryInfo &info);
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bool get(const uint64_t networkId,nlohmann::json &network,std::vector<nlohmann::json> &members);
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bool summary(const uint64_t networkId,NetworkSummaryInfo &info);
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void networks(std::vector<uint64_t> &networks);
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void save(const nlohmann::json &record);
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void eraseNetwork(const uint64_t networkId);
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void eraseMember(const uint64_t networkId,const uint64_t memberId);
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private:
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struct _Network
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{
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_Network() : mostRecentDeauthTime(0) {}
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nlohmann::json config;
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std::unordered_map<uint64_t,nlohmann::json> members;
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std::unordered_set<uint64_t> activeBridgeMembers;
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std::unordered_set<uint64_t> authorizedMembers;
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std::unordered_set<InetAddress,InetAddress::Hasher> allocatedIps;
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int64_t mostRecentDeauthTime;
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std::mutex lock;
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};
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void _memberChanged(nlohmann::json &old,nlohmann::json &member);
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void _networkChanged(nlohmann::json &old,nlohmann::json &network);
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inline void _fillSummaryInfo(const std::shared_ptr<_Network> &nw,NetworkSummaryInfo &info)
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{
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for(auto ab=nw->activeBridgeMembers.begin();ab!=nw->activeBridgeMembers.end();++ab)
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info.activeBridges.push_back(Address(*ab));
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for(auto ip=nw->allocatedIps.begin();ip!=nw->allocatedIps.end();++ip)
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info.allocatedIps.push_back(*ip);
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info.authorizedMemberCount = (unsigned long)nw->authorizedMembers.size();
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info.totalMemberCount = (unsigned long)nw->members.size();
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info.mostRecentDeauthTime = nw->mostRecentDeauthTime;
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}
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EmbeddedNetworkController *const _controller;
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const Address _myAddress;
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std::string _myAddressStr;
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std::string _host;
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std::string _db;
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std::string _auth;
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int _port;
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void *_networksDbWatcherConnection;
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void *_membersDbWatcherConnection;
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std::thread _networksDbWatcher;
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std::thread _membersDbWatcher;
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std::unordered_map< uint64_t,std::shared_ptr<_Network> > _networks;
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std::unordered_multimap< uint64_t,uint64_t > _networkByMember;
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mutable std::mutex _networks_l;
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BlockingQueue< nlohmann::json * > _commitQueue;
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std::thread _commitThread[ZT_CONTROLLER_RETHINKDB_COMMIT_THREADS];
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std::thread _heartbeatThread;
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mutable std::mutex _readyLock; // locked until ready
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std::atomic<int> _ready;
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std::atomic<int> _run;
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mutable volatile bool _waitNoticePrinted;
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};
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} // namespace ZeroTier
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#endif
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#endif // ZT_CONTROLLER_USE_RETHINKDB
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