dark/zerotiertspu
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

TON of refactoring, moon/planet is DEAD, ECC P-384 is integrated (but not enabled), and multicast work and cleanup. Whew.

Browse source
This commit is contained in:
Adam Ierymenko 2019-07-17 10:52:08 -05:00
parent 640bbaabbf
commit fe2215df00
36 changed files with 556 additions and 1844 deletions
Download patch file Download diff file Expand all files Collapse all files

93
node/Node.cpp
View file

@ -93,7 +93,7 @@ Node::Node(void *uptr,void *tptr,const struct ZT_Node_Callbacks *callbacks,int64
}
if (n <= 0) {
RR->identity.generate();
RR->identity.generate(Identity::C25519);
RR->identity.toString(false,RR->publicIdentityStr);
RR->identity.toString(true,RR->secretIdentityStr);
idtmp[0] = RR->identity.address().toInt(); idtmp[1] = 0;
@ -192,16 +192,17 @@ ZT_ResultCode Node::processVirtualNetworkFrame(
} else return ZT_RESULT_ERROR_NETWORK_NOT_FOUND;
}
// Closure used to ping upstream and active/online peers
class _PingPeersThatNeedPing
// Function object used to traverse the peer list, check peer status, and ping
// those that need pinging.
struct _PingPeersThatNeedPing
{
public:
_PingPeersThatNeedPing(const RuntimeEnvironment *renv,void *tPtr,Hashtable< Address,std::vector<InetAddress> > &alwaysContact,int64_t now) :
RR(renv),
_tPtr(tPtr),
_alwaysContact(alwaysContact),
_now(now),
_bestCurrentUpstream(RR->topology->getUpstreamPeer())
_bestCurrentUpstream(RR->topology->getUpstreamPeer()),
online(false)
{
}
@ -209,6 +210,7 @@ public:
{
const std::vector<InetAddress> *const alwaysContactEndpoints = _alwaysContact.get(p->address());
if (alwaysContactEndpoints) {
online |= p->isAlive(_now);
const unsigned int sent = p->doPingAndKeepalive(_tPtr,_now);
bool contacted = (sent != 0);
@ -246,12 +248,13 @@ public:
}
}
private:
const RuntimeEnvironment *RR;
void *_tPtr;
Hashtable< Address,std::vector<InetAddress> > &_alwaysContact;
const int64_t _now;
const SharedPtr<Peer> _bestCurrentUpstream;
bool online;
};
ZT_ResultCode Node::processBackgroundTasks(void *tptr,int64_t now,volatile int64_t *nextBackgroundTaskDeadline)
@ -265,38 +268,25 @@ ZT_ResultCode Node::processBackgroundTasks(void *tptr,int64_t now,volatile int64
try {
_lastPingCheck = now;
// Get designated VL1 upstreams
Hashtable< Address,std::vector<InetAddress> > alwaysContact;
RR->topology->getUpstreamsToContact(alwaysContact);
// Check last receive time on designated upstreams to see if we seem to be online
int64_t lastReceivedFromUpstream = 0;
{
Hashtable< Address,std::vector<InetAddress> >::Iterator i(alwaysContact);
Address *upstreamAddress = (Address *)0;
std::vector<InetAddress> *upstreamStableEndpoints = (std::vector<InetAddress> *)0;
while (i.next(upstreamAddress,upstreamStableEndpoints)) {
SharedPtr<Peer> p(RR->topology->getPeerNoCache(*upstreamAddress));
if (p)
lastReceivedFromUpstream = std::max(p->lastReceive(),lastReceivedFromUpstream);
}
}
// Clean up any old local controller auth memorizations.
// Clean up any old local controller auth memoizations. This is an
// optimization for network controllers to know whether to accept
// or trust nodes without doing an extra cert check.
{
_localControllerAuthorizations_m.lock();
Hashtable< _LocalControllerAuth,int64_t >::Iterator i(_localControllerAuthorizations);
_LocalControllerAuth *k = (_LocalControllerAuth *)0;
int64_t *v = (int64_t *)0;
while (i.next(k,v)) {
if ((*v - now) > (ZT_NETWORK_AUTOCONF_DELAY * 3))
if ((*v - now) > (ZT_NETWORK_AUTOCONF_DELAY * 3)) {
_localControllerAuthorizations.erase(*k);
}
}
_localControllerAuthorizations_m.unlock();
}
// Get peers we should stay connected to according to network configs
// Also get networks and whether they need config so we only have to do one pass over networks
// (1) Get peers we should remain connected to and (2) get networks that need config.
Hashtable< Address,std::vector<InetAddress> > alwaysContact;
RR->topology->getUpstreamsToContact(alwaysContact);
std::vector< std::pair< SharedPtr<Network>,bool > > networkConfigNeeded;
{
Mutex::Lock l(_networks_m);
@ -331,7 +321,7 @@ ZT_ResultCode Node::processBackgroundTasks(void *tptr,int64_t now,volatile int64
// Update online status, post status change as event
const bool oldOnline = _online;
_online = (((now - lastReceivedFromUpstream) < ZT_PEER_ACTIVITY_TIMEOUT)||(RR->topology->amUpstream()));
_online = pfunc.online;
if (oldOnline != _online)
postEvent(tptr,_online ? ZT_EVENT_ONLINE : ZT_EVENT_OFFLINE);
} catch ( ... ) {
@ -425,18 +415,6 @@ ZT_ResultCode Node::multicastUnsubscribe(uint64_t nwid,uint64_t multicastGroup,u
} else return ZT_RESULT_ERROR_NETWORK_NOT_FOUND;
}
ZT_ResultCode Node::orbit(void *tptr,uint64_t moonWorldId,uint64_t moonSeed)
{
RR->topology->addMoon(tptr,moonWorldId,Address(moonSeed));
return ZT_RESULT_OK;
}
ZT_ResultCode Node::deorbit(void *tptr,uint64_t moonWorldId)
{
RR->topology->removeMoon(tptr,moonWorldId);
return ZT_RESULT_OK;
}
uint64_t Node::address() const
{
return RR->identity.address().toInt();
@ -635,16 +613,6 @@ ZT_ResultCode Node::setPhysicalPathConfiguration(const struct sockaddr_storage *
return ZT_RESULT_OK;
}
World Node::planet() const
{
return RR->topology->planet();
}
std::vector<World> Node::moons() const
{
return RR->topology->moons();
}
void Node::ncSendConfig(uint64_t nwid,uint64_t requestPacketId,const Address &destination,const NetworkConfig &nc,bool sendLegacyFormatConfig)
{
_localControllerAuthorizations_m.lock();
@ -682,10 +650,11 @@ void Node::ncSendConfig(uint64_t nwid,uint64_t requestPacketId,const Address &de
outp.append((uint32_t)totalSize);
outp.append((uint32_t)chunkIndex);
C25519::Signature sig(RR->identity.sign(reinterpret_cast<const uint8_t *>(outp.data()) + sigStart,outp.size() - sigStart));
uint8_t sig[256];
const unsigned int siglen = RR->identity.sign(reinterpret_cast<const uint8_t *>(outp.data()) + sigStart,outp.size() - sigStart,sig,sizeof(sig));
outp.append((uint8_t)1);
outp.append((uint16_t)ZT_C25519_SIGNATURE_LEN);
outp.append(sig.data,ZT_C25519_SIGNATURE_LEN);
outp.append((uint16_t)siglen);
outp.append(sig,siglen);
outp.compress();
RR->sw->send((void *)0,outp,true);
@ -879,24 +848,6 @@ enum ZT_ResultCode ZT_Node_multicastUnsubscribe(ZT_Node *node,uint64_t nwid,uint
}
}
enum ZT_ResultCode ZT_Node_orbit(ZT_Node *node,void *tptr,uint64_t moonWorldId,uint64_t moonSeed)
{
try {
return reinterpret_cast<ZeroTier::Node *>(node)->orbit(tptr,moonWorldId,moonSeed);
} catch ( ... ) {
return ZT_RESULT_FATAL_ERROR_INTERNAL;
}
}
enum ZT_ResultCode ZT_Node_deorbit(ZT_Node *node,void *tptr,uint64_t moonWorldId)
{
try {
return reinterpret_cast<ZeroTier::Node *>(node)->deorbit(tptr,moonWorldId);
} catch ( ... ) {
return ZT_RESULT_FATAL_ERROR_INTERNAL;
}
}
uint64_t ZT_Node_address(ZT_Node *node)
{
return reinterpret_cast<ZeroTier::Node *>(node)->address();