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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_SQLITENETWORKCONTROLLER_HPP
#define ZT_SQLITENETWORKCONTROLLER_HPP
#include <stdint.h>
#include <sqlite3.h>
#include <string>
#include <map>
#include <vector>
#include "../node/Constants.hpp"
#include "../node/NetworkController.hpp"
#include "../node/Mutex.hpp"
// Number of in-memory last log entries to maintain per user
#define ZT_SQLITENETWORKCONTROLLER_IN_MEMORY_LOG_SIZE 32
// How long do circuit tests "live"? This is just to prevent buildup in memory.
#define ZT_SQLITENETWORKCONTROLLER_CIRCUIT_TEST_TIMEOUT 300000
namespace ZeroTier {
class Node;
class SqliteNetworkController : public NetworkController
{
public:
SqliteNetworkController(Node *node,const char *dbPath,const char *circuitTestPath);
virtual ~SqliteNetworkController();
virtual NetworkController::ResultCode doNetworkConfigRequest(
const InetAddress &fromAddr,
const Identity &signingId,
const Identity &identity,
uint64_t nwid,
const Dictionary &metaData,
Dictionary &netconf);
unsigned int handleControlPlaneHttpGET(
const std::vector<std::string> &path,
const std::map<std::string,std::string> &urlArgs,
const std::map<std::string,std::string> &headers,
const std::string &body,
std::string &responseBody,
std::string &responseContentType);
unsigned int handleControlPlaneHttpPOST(
const std::vector<std::string> &path,
const std::map<std::string,std::string> &urlArgs,
const std::map<std::string,std::string> &headers,
const std::string &body,
std::string &responseBody,
std::string &responseContentType);
unsigned int handleControlPlaneHttpDELETE(
const std::vector<std::string> &path,
const std::map<std::string,std::string> &urlArgs,
const std::map<std::string,std::string> &headers,
const std::string &body,
std::string &responseBody,
std::string &responseContentType);
private:
enum IpAssignmentType {
// IP assignment is a static IP address
ZT_IP_ASSIGNMENT_TYPE_ADDRESS = 0,
// IP assignment is a network -- a route via this interface, not an address
ZT_IP_ASSIGNMENT_TYPE_NETWORK = 1
};
unsigned int _doCPGet(
const std::vector<std::string> &path,
const std::map<std::string,std::string> &urlArgs,
const std::map<std::string,std::string> &headers,
const std::string &body,
std::string &responseBody,
std::string &responseContentType);
NetworkController::ResultCode _doNetworkConfigRequest(
const InetAddress &fromAddr,
const Identity &signingId,
const Identity &identity,
uint64_t nwid,
const Dictionary &metaData,
Dictionary &netconf);
static void _circuitTestCallback(ZT_Node *node,ZT_CircuitTest *test,const ZT_CircuitTestReport *report);
Node *_node;
std::string _dbPath;
std::string _circuitTestPath;
std::string _instanceId;
// A circular buffer last log
struct _LLEntry
{
_LLEntry()
{
for(long i=0;i<ZT_SQLITENETWORKCONTROLLER_IN_MEMORY_LOG_SIZE;++i)
this->l[i].ts = 0;
this->lastRequestTime = 0;
this->totalRequests = 0;
}
// Circular buffer of last log entries
struct {
uint64_t ts; // timestamp or 0 if circular buffer entry unused
char version[64];
InetAddress fromAddr;
bool authorized;
} l[ZT_SQLITENETWORKCONTROLLER_IN_MEMORY_LOG_SIZE];
// Time of last request whether successful or not
uint64_t lastRequestTime;
// Total requests by this address / network ID pair (also serves mod IN_MEMORY_LOG_SIZE as circular buffer ptr)
uint64_t totalRequests;
};
// Last log entries by address and network ID pair
std::map< std::pair<Address,uint64_t>,_LLEntry > _lastLog;
// Circuit tests outstanding
std::map< uint64_t,ZT_CircuitTest * > _circuitTests;
sqlite3 *_db;
sqlite3_stmt *_sGetNetworkById;
sqlite3_stmt *_sGetMember;
sqlite3_stmt *_sCreateMember;
sqlite3_stmt *_sGetNodeIdentity;
sqlite3_stmt *_sCreateOrReplaceNode;
sqlite3_stmt *_sGetEtherTypesFromRuleTable;
sqlite3_stmt *_sGetActiveBridges;
sqlite3_stmt *_sGetIpAssignmentsForNode;
sqlite3_stmt *_sGetIpAssignmentPools;
sqlite3_stmt *_sGetLocalRoutes;
sqlite3_stmt *_sCheckIfIpIsAllocated;
sqlite3_stmt *_sAllocateIp;
sqlite3_stmt *_sDeleteIpAllocations;
sqlite3_stmt *_sDeleteLocalRoutes;
sqlite3_stmt *_sGetRelays;
sqlite3_stmt *_sListNetworks;
sqlite3_stmt *_sListNetworkMembers;
sqlite3_stmt *_sGetMember2;
sqlite3_stmt *_sGetIpAssignmentPools2;
sqlite3_stmt *_sListRules;
sqlite3_stmt *_sCreateRule;
sqlite3_stmt *_sCreateNetwork;
sqlite3_stmt *_sGetNetworkRevision;
sqlite3_stmt *_sSetNetworkRevision;
sqlite3_stmt *_sGetIpAssignmentsForNode2;
sqlite3_stmt *_sDeleteRelaysForNetwork;
sqlite3_stmt *_sCreateRelay;
sqlite3_stmt *_sDeleteIpAssignmentPoolsForNetwork;
sqlite3_stmt *_sDeleteRulesForNetwork;
sqlite3_stmt *_sCreateIpAssignmentPool;
sqlite3_stmt *_sUpdateMemberAuthorized;
sqlite3_stmt *_sUpdateMemberActiveBridge;
sqlite3_stmt *_sDeleteMember;
sqlite3_stmt *_sDeleteAllNetworkMembers;
sqlite3_stmt *_sDeleteNetwork;
sqlite3_stmt *_sGetGateways;
sqlite3_stmt *_sDeleteGateways;
sqlite3_stmt *_sCreateGateway;
sqlite3_stmt *_sIncrementMemberRevisionCounter;
sqlite3_stmt *_sGetConfig;
sqlite3_stmt *_sSetConfig;
Mutex _lock;
};
} // namespace ZeroTier
#endif
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