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

Clean up dead stuff from OneService and fix build errors.

Browse source
This commit is contained in:
Adam Ierymenko 2019-08-19 19:21:33 -07:00
parent 900ec143a8
commit 5cfbb0a423
No known key found for this signature in database
GPG key ID: 1657198823E52A61
25 changed files with 45 additions and 9785 deletions
Download patch file Download diff file Expand all files Collapse all files

45
node/Network.hpp
View file

@ -322,8 +322,43 @@ public:
* @param mac MAC address of destination
* @param addr Bridge this MAC is reachable behind
*/
void learnBridgeRoute(const MAC &mac,const Address &addr);
inline void learnBridgeRoute(const MAC &mac,const Address &addr)
{
Mutex::Lock _l(_lock);
_remoteBridgeRoutes[mac] = addr;
// Anti-DOS circuit breaker to prevent nodes from spamming us with absurd numbers of bridge routes
while (_remoteBridgeRoutes.size() > ZT_MAX_BRIDGE_ROUTES) {
Hashtable< Address,unsigned long > counts;
Address maxAddr;
unsigned long maxCount = 0;
MAC *m = (MAC *)0;
Address *a = (Address *)0;
// Find the address responsible for the most entries
{
Hashtable<MAC,Address>::Iterator i(_remoteBridgeRoutes);
while (i.next(m,a)) {
const unsigned long c = ++counts[*a];
if (c > maxCount) {
maxCount = c;
maxAddr = *a;
}
}
}
// Kill this address from our table, since it's most likely spamming us
{
Hashtable<MAC,Address>::Iterator i(_remoteBridgeRoutes);
while (i.next(m,a)) {
if (*a == maxAddr)
_remoteBridgeRoutes.erase(*m);
}
}
}
}
/**
* Learn a multicast group that is bridged to our tap device
*
@ -331,7 +366,11 @@ public:
* @param mg Multicast group
* @param now Current time
*/
void learnBridgedMulticastGroup(void *tPtr,const MulticastGroup &mg,int64_t now);
inline void learnBridgedMulticastGroup(void *tPtr,const MulticastGroup &mg,int64_t now)
{
Mutex::Lock _l(_lock);
_multicastGroupsBehindMe.set(mg,now);
}
/**
* Validate a credential and learn it if it passes certificate and other checks