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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/
*/
#ifndef ZT_REDISNETWORKCONFIGMASTER_HPP
#define ZT_REDISNETWORKCONFIGMASTER_HPP
#include <stdint.h>
#include <string>
#include <map>
#include <vector>
#include "../node/Constants.hpp"
#include "../node/NetworkConfigMaster.hpp"
#include "../node/Mutex.hpp"
#include <hiredis/hiredis.h>
// Redis timeout in seconds
#define ZT_NETCONF_REDIS_TIMEOUT 10
namespace ZeroTier {
class RedisNetworkConfigMaster : public NetworkConfigMaster
{
public:
RedisNetworkConfigMaster(
const Identity &signingId,
const char *redisHost,
unsigned int redisPort,
const char *redisPassword,
unsigned int redisDatabaseNumber);
virtual ~RedisNetworkConfigMaster();
virtual NetworkConfigMaster::ResultCode doNetworkConfigRequest(
const InetAddress &fromAddr,
uint64_t packetId,
const Identity &member,
uint64_t nwid,
const Dictionary &metaData,
uint64_t haveTimestamp,
Dictionary &netconf);
private:
// These assume _lock is locked
bool _reconnect();
bool _hgetall(const char *key,Dictionary &hdata);
bool _hmset(const char *key,const Dictionary &hdata);
bool _hget(const char *key,const char *hashKey,std::string &value);
bool _hset(const char *key,const char *hashKey,const char *value);
bool _get(const char *key,std::string &value);
bool _sadd(const char *key,const char *value);
bool _smembers(const char *key,std::vector<std::string> &sdata);
bool _initNewMember(uint64_t nwid,const Identity &member,const Dictionary &metaData,Dictionary &memberRecord);
bool _generateNetconf(uint64_t nwid,const Identity &member,const Dictionary &metaData,Dictionary &netconf,uint64_t &ts,std::string &errorMessage);
Mutex _lock;
Identity _signingId;
std::string _redisHost;
std::string _redisPassword;
unsigned int _redisPort;
unsigned int _redisDatabaseNumber;
redisContext *_rc;
};
} // namespace ZeroTier
#endif
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