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bump nim-eth module (#828) 

* bump-nim-eth

* fix breaking changes

* Increase result limit
This commit is contained in:
KonradStaniec 2021-09-15 11:24:03 +02:00 committed by GitHub
parent 58b11e683d
commit 8f683bd318
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2 changed files with 12 additions and 28 deletions
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36
fluffy/network/state/portal_protocol.nim
View File

@ -10,7 +10,7 @@
import
std/[sequtils, sets, algorithm],
stew/[results, byteutils], chronicles, chronos, nimcrypto/hash,
eth/rlp, eth/p2p/discoveryv5/[protocol, node, enr, routing_table, random2],
eth/rlp, eth/p2p/discoveryv5/[protocol, node, enr, routing_table, random2, nodes_verification],
./messages
export messages
@ -23,6 +23,8 @@ const
Alpha = 3 ## Kademlia concurrency factor
LookupRequestLimit = 3 ## Amount of distances requested in a single Findnode
## message for a lookup or query
EnrsResultLimit = 32 ## Maximum amount of ENRs in the total Nodes messages
## that will be processed
RefreshInterval = 5.minutes ## Interval of launching a random query to
## refresh the routing table.
RevalidateMax = 10000 ## Revalidation of a peer is done between 0 and this
@ -249,19 +251,6 @@ proc recordsFromBytes(rawRecords: List[ByteList, 32]): seq[Record] =
records
proc lookupDistances(target, dest: NodeId): seq[uint16] =
var distances: seq[uint16]
let td = logDist(target, dest)
distances.add(td)
var i = 1'u16
while distances.len < LookupRequestLimit:
if td + i < 256:
distances.add(td + i)
if td - i > 0'u16:
distances.add(td - i)
inc i
distances
proc lookupWorker(p: PortalProtocol, destNode: Node, target: NodeId):
Future[seq[Node]] {.async.} =
var nodes: seq[Node]
@ -270,7 +259,7 @@ proc lookupWorker(p: PortalProtocol, destNode: Node, target: NodeId):
let nodesMessage = await p.findNode(destNode, List[uint16, 256](distances))
if nodesMessage.isOk():
let records = recordsFromBytes(nodesMessage.get().enrs)
let verifiedNodes = verifyNodesRecords(records, destNode, distances)
let verifiedNodes = verifyNodesRecords(records, destNode, EnrsResultLimit, distances)
nodes.add(verifiedNodes)
# Attempt to add all nodes discovered
@ -339,16 +328,11 @@ proc handleFoundContentMessage(p: PortalProtocol, m: FoundContentMessage,
dst: Node, nodes: var seq[Node]): LookupResult =
if (m.enrs.len() != 0 and m.payload.len() == 0):
let records = recordsFromBytes(m.enrs)
# TODO cannot use verifyNodesRecords(records, destNode, @[0'u16]) as it
# also verifies logdistances distances, but with content query those are not
# used.
# Implement version of verifyNodesRecords which do not validate distances.
for r in records:
let node = newNode(r)
if node.isOk():
let n = node.get()
nodes.add(n)
# Attempt to add all nodes discovered to routing table
let verifiedNodes = verifyNodesRecords(records, dst, EnrsResultLimit)
nodes.add(verifiedNodes)
for n in nodes:
# Attempt to add all nodes discovered
discard p.routingTable.addNode(n)
return LookupResult(kind: Nodes, nodes: nodes)
@ -531,7 +515,7 @@ proc revalidateNode*(p: PortalProtocol, n: Node) {.async.} =
let nodes = await p.findNode(n, List[uint16, 256](@[0'u16]))
if nodes.isOk():
let records = recordsFromBytes(nodes.get().enrs)
let verifiedNodes = verifyNodesRecords(records, n, @[0'u16])
let verifiedNodes = verifyNodesRecords(records, n, EnrsResultLimit, @[0'u16])
if verifiedNodes.len > 0:
discard p.routingTable.addNode(verifiedNodes[0])

2
vendor/nim-eth vendored

@ -1 +1 @@
Subproject commit bea1f1c6a12decdec31080b6b63fd40d5e8b6a35
Subproject commit 9f2f1010707f9efc80d711190fdb23ce865413c0