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discv5: Add check on ip address after handshake

This commit is contained in:
kdeme 2020-03-30 14:08:50 +02:00
parent 65bed1ae94
commit abc61e188a
1 changed files with 9 additions and 4 deletions
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13
eth/p2p/discoveryv5/protocol.nim
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@ -218,8 +218,11 @@ proc receive*(d: Protocol, a: Address, msg: Bytes) {.gcsafe,
if node.isNil:
node = d.routingTable.getNode(sender)
else:
debug "Adding new node to routing table", node = $node, localNode = $d.localNode
discard d.routingTable.addNode(node)
# Not filling table with nodes without correct IP in the ENR
if a.ip == node.address.ip:
debug "Adding new node to routing table", node = $node,
localNode = $d.localNode
discard d.routingTable.addNode(node)
case packet.kind
of ping:
@ -241,8 +244,10 @@ proc receive*(d: Protocol, a: Address, msg: Bytes) {.gcsafe,
# Still adding the node in case there is a packet error (could be
# unsupported packet)
if not node.isNil:
debug "Adding new node to routing table", node = $node, localNode = $d.localNode
discard d.routingTable.addNode(node)
if a.ip == node.address.ip:
debug "Adding new node to routing table", node = $node,
localNode = $d.localNode
discard d.routingTable.addNode(node)
proc processClient(transp: DatagramTransport,
raddr: TransportAddress): Future[void] {.async, gcsafe.} =