2015-04-01 00:53:34 +00:00
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/*
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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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2015-04-01 23:27:14 +00:00
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#include "../version.h"
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#include "Constants.hpp"
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2015-04-01 00:53:34 +00:00
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#include "Node.hpp"
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#include "RuntimeEnvironment.hpp"
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2015-04-01 01:17:11 +00:00
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#include "NetworkConfigMaster.hpp"
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#include "CMWC4096.hpp"
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#include "Switch.hpp"
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#include "Multicaster.hpp"
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#include "AntiRecursion.hpp"
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#include "Topology.hpp"
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#include "Buffer.hpp"
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#include "Packet.hpp"
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#include "Logger.hpp"
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#include "Address.hpp"
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#include "Identity.hpp"
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2015-04-01 00:53:34 +00:00
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2015-04-01 01:17:11 +00:00
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namespace ZeroTier {
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2015-04-06 21:50:53 +00:00
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/****************************************************************************/
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/* Public Node interface (C++, exposed via CAPI bindings) */
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/****************************************************************************/
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2015-04-01 01:17:11 +00:00
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Node::Node(
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2015-04-02 02:09:18 +00:00
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uint64_t now,
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2015-04-03 20:14:37 +00:00
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ZT1_DataStoreGetFunction dataStoreGetFunction,
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ZT1_DataStorePutFunction dataStorePutFunction,
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ZT1_WirePacketSendFunction wirePacketSendFunction,
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ZT1_VirtualNetworkFrameFunction virtualNetworkFrameFunction,
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2015-04-06 23:52:52 +00:00
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ZT1_VirtualNetworkConfigFunction virtualNetworkConfigFunction,
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2015-04-03 20:14:37 +00:00
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ZT1_StatusCallback statusCallback) :
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2015-04-01 01:17:11 +00:00
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RR(new RuntimeEnvironment(this)),
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_dataStoreGetFunction(dataStoreGetFunction),
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_dataStorePutFunction(dataStorePutFunction),
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2015-04-01 21:59:44 +00:00
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_wirePacketSendFunction(wirePacketSendFunction),
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_virtualNetworkFrameFunction(virtualNetworkFrameFunction),
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2015-04-06 23:52:52 +00:00
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_virtualNetworkConfigFunction(virtualNetworkConfigFunction),
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2015-04-01 01:17:11 +00:00
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_statusCallback(statusCallback),
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_networks(),
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_networks_m(),
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2015-04-03 00:54:56 +00:00
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_now(now)
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2015-04-01 01:17:11 +00:00
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{
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2015-04-06 21:50:53 +00:00
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_newestVersionSeen[0] = ZEROTIER_ONE_VERSION_MAJOR;
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_newestVersionSeen[1] = ZEROTIER_ONE_VERSION_MINOR;
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_newestVersionSeen[2] = ZEROTIER_ONE_VERSION_REVISION;
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2015-04-01 01:17:11 +00:00
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try {
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RR->prng = new CMWC4096();
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RR->sw = new Switch(RR);
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RR->mc = new Multicaster(RR);
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2015-04-06 21:55:40 +00:00
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RR->antiRec = new AntiRecursion();
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2015-04-01 01:17:11 +00:00
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RR->topology = new Topology(RR);
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} catch ( ... ) {
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delete RR->topology;
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delete RR->antiRec;
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delete RR->mc;
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delete RR->sw;
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delete RR->prng;
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delete RR->log;
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delete RR;
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throw;
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}
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}
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Node::~Node()
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{
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delete RR->topology;
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delete RR->antiRec;
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delete RR->mc;
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delete RR->sw;
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delete RR->prng;
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delete RR->log;
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delete RR;
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}
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2015-04-01 23:27:14 +00:00
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ZT1_ResultCode Node::processWirePacket(
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uint64_t now,
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const struct sockaddr_storage *remoteAddress,
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2015-04-03 23:52:53 +00:00
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unsigned int linkDesperation,
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2015-04-01 23:27:14 +00:00
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const void *packetData,
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unsigned int packetLength,
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uint64_t *nextCallDeadline)
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{
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_now = now;
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}
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ZT1_ResultCode Node::processVirtualNetworkFrame(
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uint64_t now,
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uint64_t nwid,
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uint64_t sourceMac,
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uint64_t destMac,
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unsigned int etherType,
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unsigned int vlanId,
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const void *frameData,
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unsigned int frameLength,
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uint64_t *nextCallDeadline)
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{
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_now = now;
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}
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2015-04-06 21:55:40 +00:00
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ZT1_ResultCode Node::processNothing(uint64_t now,uint64_t *nextCallDeadline)
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2015-04-01 23:27:14 +00:00
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{
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_now = now;
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}
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2015-04-01 21:59:44 +00:00
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ZT1_ResultCode Node::join(uint64_t nwid)
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2015-04-01 01:17:11 +00:00
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{
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2015-04-01 23:27:14 +00:00
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Mutex::Lock _l(_networks_m);
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SharedPtr<Network> &nw = _networks[nwid];
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if (!nw)
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2015-04-02 02:09:18 +00:00
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nw = SharedPtr<Network>(new Network(RR,nwid));
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2015-04-01 23:27:14 +00:00
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return ZT1_RESULT_OK;
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2015-04-01 01:17:11 +00:00
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}
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2015-04-01 21:59:44 +00:00
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ZT1_ResultCode Node::leave(uint64_t nwid)
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2015-04-01 01:17:11 +00:00
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{
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2015-04-01 23:27:14 +00:00
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Mutex::Lock _l(_networks_m);
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2015-04-02 02:09:18 +00:00
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std::map< uint64_t,SharedPtr<Network> >::iterator nw(_networks.find(nwid));
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if (nw != _networks.end()) {
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nw->second->destroy();
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_networks.erase(nw);
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}
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2015-04-01 01:17:11 +00:00
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}
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2015-04-06 21:55:40 +00:00
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ZT1_ResultCode Node::multicastSubscribe(uint64_t nwid,uint64_t multicastGroup,unsigned long multicastAdi)
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2015-04-01 21:59:44 +00:00
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{
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2015-04-07 01:27:24 +00:00
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Mutex::Lock _l(_networks_m);
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std::map< uint64_t,SharedPtr<Network> >::iterator nw(_networks.find(nwid));
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if (nw != _networks.end())
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nw->second->multicastSubscribe(MulticastGroup(MAC(multicastGroup,(uint32_t)(multicastAdi & 0xffffffff))));
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2015-04-01 21:59:44 +00:00
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}
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2015-04-06 21:55:40 +00:00
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ZT1_ResultCode Node::multicastUnsubscribe(uint64_t nwid,uint64_t multicastGroup,unsigned long multicastAdi)
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2015-04-01 01:17:11 +00:00
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{
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2015-04-07 01:27:24 +00:00
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Mutex::Lock _l(_networks_m);
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std::map< uint64_t,SharedPtr<Network> >::iterator nw(_networks.find(nwid));
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if (nw != _networks.end())
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nw->second->multicastUnsubscribe(MulticastGroup(MAC(multicastGroup,(uint32_t)(multicastAdi & 0xffffffff))));
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2015-04-01 01:17:11 +00:00
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}
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void Node::status(ZT1_NodeStatus *status)
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{
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}
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ZT1_PeerList *Node::peers()
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{
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}
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ZT1_VirtualNetworkConfig *Node::networkConfig(uint64_t nwid)
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{
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2015-04-07 01:27:24 +00:00
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Mutex::Lock _l(_networks_m);
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std::map< uint64_t,SharedPtr<Network> >::iterator nw(_networks.find(nwid));
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if (nw != _networks.end()) {
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ZT1_VirtualNetworkConfig *nc = (ZT1_VirtualNetworkConfig *)::malloc(sizeof(ZT1_VirtualNetworkConfig));
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nw->second->externalConfig(nc);
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return nc;
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}
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return (ZT1_VirtualNetworkConfig *)0;
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2015-04-01 01:17:11 +00:00
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}
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2015-04-07 01:27:24 +00:00
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ZT1_VirtualNetworkList *Node::networks()
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2015-04-01 01:17:11 +00:00
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{
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}
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void Node::freeQueryResult(void *qr)
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{
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if (qr)
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::free(qr);
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}
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void Node::setNetconfMaster(void *networkConfigMasterInstance)
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{
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RR->netconfMaster = reinterpret_cast<NetworkConfigMaster *>(networkConfigMasterInstance);
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}
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2015-04-06 21:50:53 +00:00
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/****************************************************************************/
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/* Node methods used only within node/ */
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/****************************************************************************/
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std::string Node::dataStoreGet(const char *name)
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{
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}
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void Node::postNewerVersionIfNewer(unsigned int major,unsigned int minor,unsigned int rev)
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{
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if (Peer::compareVersion(major,minor,rev,_newestVersionSeen[0],_newestVersionSeen[1],_newestVersionSeen[2]) > 0) {
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_newestVersionSeen[0] = major;
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_newestVersionSeen[1] = minor;
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_newestVersionSeen[2] = rev;
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this->postEvent(ZT1_EVENT_SAW_MORE_RECENT_VERSION);
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}
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}
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2015-04-01 01:17:11 +00:00
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} // namespace ZeroTier
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2015-04-01 23:27:14 +00:00
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2015-04-06 21:50:53 +00:00
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/****************************************************************************/
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/* CAPI bindings */
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/****************************************************************************/
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2015-04-01 23:27:14 +00:00
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extern "C" {
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enum ZT1_ResultCode ZT1_Node_new(
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ZT1_Node **node,
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2015-04-02 02:09:18 +00:00
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uint64_t now,
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2015-04-03 20:14:37 +00:00
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ZT1_DataStoreGetFunction dataStoreGetFunction,
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ZT1_DataStorePutFunction dataStorePutFunction,
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ZT1_WirePacketSendFunction wirePacketSendFunction,
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ZT1_VirtualNetworkFrameFunction virtualNetworkFrameFunction,
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2015-04-06 23:52:52 +00:00
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ZT1_VirtualNetworkConfigFunction virtualNetworkConfigFunction,
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2015-04-03 20:14:37 +00:00
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ZT1_StatusCallback statusCallback)
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2015-04-01 23:27:14 +00:00
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{
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*node = (ZT1_Node *)0;
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try {
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2015-04-06 23:52:52 +00:00
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*node = reinterpret_cast<ZT1_Node *>(new ZeroTier::Node(now,dataStoreGetFunction,dataStorePutFunction,wirePacketSendFunction,virtualNetworkFrameFunction,virtualNetworkConfigFunction,statusCallback));
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2015-04-01 23:27:14 +00:00
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return ZT1_RESULT_OK;
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} catch (std::bad_alloc &exc) {
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2015-04-06 21:50:53 +00:00
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return ZT1_RESULT_FATAL_ERROR_OUT_OF_MEMORY;
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2015-04-01 23:27:14 +00:00
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} catch (std::runtime_error &exc) {
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2015-04-06 21:50:53 +00:00
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return ZT1_RESULT_FATAL_ERROR_DATA_STORE_FAILED;
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2015-04-01 23:27:14 +00:00
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} catch ( ... ) {
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2015-04-06 21:50:53 +00:00
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return ZT1_RESULT_FATAL_ERROR_INTERNAL;
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2015-04-01 23:27:14 +00:00
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}
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}
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2015-04-06 21:50:53 +00:00
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void ZT1_Node_delete(ZT1_Node *node)
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{
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try {
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delete (reinterpret_cast<ZeroTier::Node *>(node));
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} catch ( ... ) {}
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}
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2015-04-01 23:27:14 +00:00
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enum ZT1_ResultCode ZT1_Node_processWirePacket(
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ZT1_Node *node,
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uint64_t now,
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const struct sockaddr_storage *remoteAddress,
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2015-04-03 23:52:53 +00:00
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unsigned int linkDesperation,
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2015-04-01 23:27:14 +00:00
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const void *packetData,
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unsigned int packetLength,
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uint64_t *nextCallDeadline)
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{
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try {
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return reinterpret_cast<ZeroTier::Node *>(node)->processWirePacket(now,remoteAddress,linkDesperation,packetData,packetLength,nextCallDeadline);
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} catch (std::bad_alloc &exc) {
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2015-04-06 21:50:53 +00:00
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return ZT1_RESULT_FATAL_ERROR_OUT_OF_MEMORY;
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2015-04-01 23:27:14 +00:00
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} catch ( ... ) {
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2015-04-06 21:50:53 +00:00
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return ZT1_RESULT_ERROR_PACKET_INVALID;
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2015-04-01 23:27:14 +00:00
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}
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}
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enum ZT1_ResultCode ZT1_Node_processVirtualNetworkFrame(
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ZT1_Node *node,
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uint64_t now,
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uint64_t nwid,
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uint64_t sourceMac,
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uint64_t destMac,
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unsigned int etherType,
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unsigned int vlanId,
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const void *frameData,
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unsigned int frameLength,
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uint64_t *nextCallDeadline)
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{
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try {
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return reinterpret_cast<ZeroTier::Node *>(node)->processVirtualNetworkFrame(now,nwid,sourceMac,destMac,etherType,vlanId,frameData,frameLength,nextCallDeadline);
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} catch (std::bad_alloc &exc) {
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2015-04-06 21:55:40 +00:00
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return ZT1_RESULT_FATAL_ERROR_OUT_OF_MEMORY;
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2015-04-01 23:27:14 +00:00
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} catch ( ... ) {
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2015-04-06 21:55:40 +00:00
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return ZT1_RESULT_FATAL_ERROR_INTERNAL;
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2015-04-01 23:27:14 +00:00
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}
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}
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2015-04-06 21:55:40 +00:00
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enum ZT1_ResultCode ZT1_Node_processNothing(ZT1_Node *node,uint64_t now,uint64_t *nextCallDeadline)
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2015-04-01 23:27:14 +00:00
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{
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try {
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return reinterpret_cast<ZeroTier::Node *>(node)->processNothing(now,nextCallDeadline);
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} catch (std::bad_alloc &exc) {
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2015-04-06 21:55:40 +00:00
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return ZT1_RESULT_FATAL_ERROR_OUT_OF_MEMORY;
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2015-04-01 23:27:14 +00:00
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} catch ( ... ) {
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2015-04-06 21:55:40 +00:00
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return ZT1_RESULT_FATAL_ERROR_INTERNAL;
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2015-04-01 23:27:14 +00:00
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}
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}
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|
|
|
|
|
enum ZT1_ResultCode ZT1_Node_join(ZT1_Node *node,uint64_t nwid)
|
|
|
|
{
|
|
|
|
try {
|
|
|
|
return reinterpret_cast<ZeroTier::Node *>(node)->join(nwid);
|
|
|
|
} catch (std::bad_alloc &exc) {
|
2015-04-06 21:55:40 +00:00
|
|
|
return ZT1_RESULT_FATAL_ERROR_OUT_OF_MEMORY;
|
2015-04-01 23:27:14 +00:00
|
|
|
} catch ( ... ) {
|
2015-04-06 21:55:40 +00:00
|
|
|
return ZT1_RESULT_FATAL_ERROR_INTERNAL;
|
2015-04-01 23:27:14 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
enum ZT1_ResultCode ZT1_Node_leave(ZT1_Node *node,uint64_t nwid)
|
|
|
|
{
|
|
|
|
try {
|
|
|
|
return reinterpret_cast<ZeroTier::Node *>(node)->leave(nwid);
|
|
|
|
} catch (std::bad_alloc &exc) {
|
2015-04-06 21:55:40 +00:00
|
|
|
return ZT1_RESULT_FATAL_ERROR_OUT_OF_MEMORY;
|
2015-04-01 23:27:14 +00:00
|
|
|
} catch ( ... ) {
|
2015-04-06 21:55:40 +00:00
|
|
|
return ZT1_RESULT_FATAL_ERROR_INTERNAL;
|
2015-04-01 23:27:14 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
enum ZT1_ResultCode ZT1_Node_multicastSubscribe(ZT1_Node *node,uint64_t nwid,uint64_t multicastGroup,unsigned long multicastAdi)
|
|
|
|
{
|
|
|
|
try {
|
|
|
|
return reinterpret_cast<ZeroTier::Node *>(node)->multicastSubscribe(nwid,multicastGroup,multicastAdi);
|
|
|
|
} catch (std::bad_alloc &exc) {
|
2015-04-06 21:55:40 +00:00
|
|
|
return ZT1_RESULT_FATAL_ERROR_OUT_OF_MEMORY;
|
2015-04-01 23:27:14 +00:00
|
|
|
} catch ( ... ) {
|
2015-04-06 21:55:40 +00:00
|
|
|
return ZT1_RESULT_FATAL_ERROR_INTERNAL;
|
2015-04-01 23:27:14 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
enum ZT1_ResultCode ZT1_Node_multicastUnsubscribe(ZT1_Node *node,uint64_t nwid,uint64_t multicastGroup,unsigned long multicastAdi)
|
|
|
|
{
|
|
|
|
try {
|
|
|
|
return reinterpret_cast<ZeroTier::Node *>(node)->multicastUnsubscribe(nwid,multicastGroup,multicastAdi);
|
|
|
|
} catch (std::bad_alloc &exc) {
|
2015-04-06 21:55:40 +00:00
|
|
|
return ZT1_RESULT_FATAL_ERROR_OUT_OF_MEMORY;
|
2015-04-01 23:27:14 +00:00
|
|
|
} catch ( ... ) {
|
2015-04-06 21:55:40 +00:00
|
|
|
return ZT1_RESULT_FATAL_ERROR_INTERNAL;
|
2015-04-01 23:27:14 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
void ZT1_Node_status(ZT1_Node *node,ZT1_NodeStatus *status)
|
|
|
|
{
|
|
|
|
try {
|
|
|
|
reinterpret_cast<ZeroTier::Node *>(node)->status(status);
|
|
|
|
} catch ( ... ) {}
|
|
|
|
}
|
|
|
|
|
|
|
|
ZT1_PeerList *ZT1_Node_peers(ZT1_Node *node)
|
|
|
|
{
|
|
|
|
try {
|
2015-04-07 01:27:24 +00:00
|
|
|
return reinterpret_cast<ZeroTier::Node *>(node)->listPeers();
|
2015-04-01 23:27:14 +00:00
|
|
|
} catch ( ... ) {
|
|
|
|
return (ZT1_PeerList *)0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
ZT1_VirtualNetworkConfig *ZT1_Node_networkConfig(ZT1_Node *node,uint64_t nwid)
|
|
|
|
{
|
|
|
|
try {
|
|
|
|
return reinterpret_cast<ZeroTier::Node *>(node)->networkConfig(nwid);
|
|
|
|
} catch ( ... ) {
|
|
|
|
return (ZT1_VirtualNetworkConfig *)0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2015-04-07 01:27:24 +00:00
|
|
|
ZT1_VirtualNetworkList *ZT1_Node_networks(ZT1_Node *node)
|
2015-04-01 23:27:14 +00:00
|
|
|
{
|
|
|
|
try {
|
|
|
|
return reinterpret_cast<ZeroTier::Node *>(node)->listNetworks();
|
|
|
|
} catch ( ... ) {
|
|
|
|
return (ZT1_VirtualNetworkList *)0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
void ZT1_Node_freeQueryResult(ZT1_Node *node,void *qr)
|
|
|
|
{
|
|
|
|
try {
|
|
|
|
reinterpret_cast<ZeroTier::Node *>(node)->freeQueryResult(qr);
|
|
|
|
} catch ( ... ) {}
|
|
|
|
}
|
|
|
|
|
|
|
|
void ZT1_Node_setNetconfMaster(ZT1_Node *node,void *networkConfigMasterInstance)
|
|
|
|
{
|
|
|
|
try {
|
|
|
|
reinterpret_cast<ZeroTier::Node *>(node)->setNetconfMaster(networkConfigMasterInstance);
|
|
|
|
} catch ( ... ) {}
|
|
|
|
}
|
|
|
|
|
|
|
|
void ZT1_version(int *major,int *minor,int *revision,unsigned long *featureFlags)
|
|
|
|
{
|
|
|
|
if (major) *major = ZEROTIER_ONE_VERSION_MAJOR;
|
|
|
|
if (minor) *minor = ZEROTIER_ONE_VERSION_MINOR;
|
|
|
|
if (revision) *revision = ZEROTIER_ONE_VERSION_REVISION;
|
|
|
|
if (featureFlags) {
|
2015-04-06 21:55:40 +00:00
|
|
|
*featureFlags = (
|
|
|
|
ZT1_FEATURE_FLAG_THREAD_SAFE
|
2015-04-01 23:27:14 +00:00
|
|
|
#ifdef ZT_OFFICIAL_BUILD
|
2015-04-06 21:55:40 +00:00
|
|
|
| ZT1_FEATURE_FLAG_OFFICIAL
|
2015-04-01 23:27:14 +00:00
|
|
|
#endif
|
2015-04-06 21:55:40 +00:00
|
|
|
);
|
2015-04-01 23:27:14 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
} // extern "C"
|