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nimbus-eth1
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Update just seen on message replies (#805)

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KonradStaniec 2021-08-20 16:02:29 +02:00 committed by GitHub
parent c99153df22
commit cff5c5afc4
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2 changed files with 92 additions and 49 deletions
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19
fluffy/network/state/portal_protocol.nim
View File

@ -41,8 +41,14 @@ type
PortalResult*[T] = Result[T, cstring]
proc addNode*(p: PortalProtocol, node: Node): NodeStatus =
p.routingTable.addNode(node)
proc neighbours*(p: PortalProtocol, id: NodeId, seenOnly = false): seq[Node] =
p.routingTable.neighbours(id = id, seenOnly = seenOnly)
# TODO:
# - setJustSeen and replaceNode on (all) message replies
# - On incoming portal ping of unknown node: add node to routing table by
# grabbing ENR from discv5 routing table (might not have it)?
# - ENRs with portal protocol capabilities as field?
@ -147,6 +153,10 @@ proc new*(T: type PortalProtocol, baseProtocol: protocol.Protocol,
return proto
# Requests, decoedes result, validates that proper response has been received
# and updates the routing table.
# in original disoveryv5 bootstrap node are not replaced in case of failure, but
# for now portal protocol has no notion of bootstrap nodes
proc reqResponse[Request: SomeMessage, Response: SomeMessage](
p: PortalProtocol,
toNode: Node,
@ -157,7 +167,12 @@ proc reqResponse[Request: SomeMessage, Response: SomeMessage](
return respResult
.flatMap(proc (x: seq[byte]): Result[Message, cstring] = decodeMessage(x))
.flatMap(proc (m: Message): Result[Response, cstring] =
getInnerMessageResult[Response](m, cstring"Invalid message response received")
let reqResult = getInnerMessageResult[Response](m, cstring"Invalid message response received")
if reqResult.isOk():
p.routingTable.setJustSeen(toNode)
else:
p.routingTable.replaceNode(toNode)
reqResult
)
proc ping*(p: PortalProtocol, dst: Node):

106
fluffy/tests/test_portal.nim
View File

@ -20,10 +20,13 @@ proc random(T: type UInt256, rng: var BrHmacDrbgContext): T =
key
procSuite "Portal Tests":
let rng = newRng()
type Default2NodeTest = ref object
node1: discv5_protocol.Protocol
node2: discv5_protocol.Protocol
proto1: PortalProtocol
proto2: PortalProtocol
asyncTest "Portal Ping/Pong":
proc defaultTestCase(rng: ref BrHmacDrbgContext): Default2NodeTest =
let
node1 = initDiscoveryNode(
rng, PrivateKey.random(rng[]), localAddress(20302))
@ -33,28 +36,63 @@ procSuite "Portal Tests":
proto1 = PortalProtocol.new(node1)
proto2 = PortalProtocol.new(node2)
let pong = await proto1.ping(proto2.baseProtocol.localNode)
Default2NodeTest(node1: node1, node2: node2, proto1: proto1, proto2: proto2)
proc stopTest(test: Default2NodeTest) {.async.} =
test.proto1.stop()
test.proto2.stop()
await test.node1.closeWait()
await test.node2.closeWait()
procSuite "Portal Tests":
let rng = newRng()
asyncTest "Portal Ping/Pong":
let test = defaultTestCase(rng)
let pong = await test.proto1.ping(test.proto2.baseProtocol.localNode)
check:
pong.isOk()
pong.get().enrSeq == 1'u64
pong.get().dataRadius == UInt256.high()
await node1.closeWait()
await node2.closeWait()
await test.stopTest()
asyncTest "Portal correctly mark node as seen after request":
let test = defaultTestCase(rng)
let initialNeighbours = test.proto1.neighbours(test.proto1.baseProtocol.localNode.id, seenOnly = false)
check:
len(initialNeighbours) == 0
discard test.proto1.addNode(test.proto2.baseProtocol.localNode)
let allNeighboursAfterAdd = test.proto1.neighbours(test.proto1.baseProtocol.localNode.id, seenOnly = false)
let seenNeighboursAfterAdd = test.proto1.neighbours(test.proto1.baseProtocol.localNode.id, seenOnly = true)
check:
len(allNeighboursAfterAdd) == 1
len(seenNeighboursAfterAdd) == 0
let pong = await test.proto1.ping(test.proto2.baseProtocol.localNode)
let allNeighboursAfterPing = test.proto1.neighbours(test.proto1.baseProtocol.localNode.id, seenOnly = false)
let seenNeighboursAfterPing = test.proto1.neighbours(test.proto1.baseProtocol.localNode.id, seenOnly = true)
check:
pong.isOk()
len(allNeighboursAfterPing) == 1
len(seenNeighboursAfterPing) == 1
await test.stopTest()
asyncTest "Portal FindNode/Nodes":
let
node1 = initDiscoveryNode(
rng, PrivateKey.random(rng[]), localAddress(20302))
node2 = initDiscoveryNode(
rng, PrivateKey.random(rng[]), localAddress(20303))
proto1 = PortalProtocol.new(node1)
proto2 = PortalProtocol.new(node2)
let test = defaultTestCase(rng)
block: # Find itself
let nodes = await proto1.findNode(proto2.baseProtocol.localNode,
let nodes = await test.proto1.findNode(test.proto2.baseProtocol.localNode,
List[uint16, 256](@[0'u16]))
check:
@ -64,7 +102,7 @@ procSuite "Portal Tests":
block: # Find nothing: this should result in nothing as we haven't started
# the seeding of the portal protocol routing table yet.
let nodes = await proto1.findNode(proto2.baseProtocol.localNode,
let nodes = await test.proto1.findNode(test.proto2.baseProtocol.localNode,
List[uint16, 256](@[]))
check:
@ -76,15 +114,15 @@ procSuite "Portal Tests":
# ping in one direction to add, ping in the other to update as seen,
# adding the node in the discovery v5 routing table. Could also launch
# with bootstrap node instead.
check (await node1.ping(node2.localNode)).isOk()
check (await node2.ping(node1.localNode)).isOk()
check (await test.node1.ping(test.node2.localNode)).isOk()
check (await test.node2.ping(test.node1.localNode)).isOk()
# Start the portal protocol to seed nodes from the discoveryv5 routing
# table.
proto2.start()
test.proto2.start()
let distance = logDist(node1.localNode.id, node2.localNode.id)
let nodes = await proto1.findNode(proto2.baseProtocol.localNode,
let distance = logDist(test.node1.localNode.id, test.node2.localNode.id)
let nodes = await test.proto1.findNode(test.proto2.baseProtocol.localNode,
List[uint16, 256](@[distance]))
check:
@ -92,27 +130,18 @@ procSuite "Portal Tests":
nodes.get().total == 1'u8
nodes.get().enrs.len() == 1
proto2.stop()
await node1.closeWait()
await node2.closeWait()
await test.stopTest()
asyncTest "Portal FindContent/FoundContent - send enrs":
let
node1 = initDiscoveryNode(
rng, PrivateKey.random(rng[]), localAddress(20302))
node2 = initDiscoveryNode(
rng, PrivateKey.random(rng[]), localAddress(20303))
proto1 = PortalProtocol.new(node1)
proto2 = PortalProtocol.new(node2)
let test = defaultTestCase(rng)
# ping in one direction to add, ping in the other to update as seen.
check (await node1.ping(node2.localNode)).isOk()
check (await node2.ping(node1.localNode)).isOk()
check (await test.node1.ping(test.node2.localNode)).isOk()
check (await test.node2.ping(test.node1.localNode)).isOk()
# Start the portal protocol to seed nodes from the discoveryv5 routing
# table.
proto2.start()
test.proto2.start()
var nodeHash: NodeHash
@ -122,7 +151,7 @@ procSuite "Portal Tests":
# content does not exist so this should provide us with the closest nodes
# to the content, which is the only node in the routing table.
let foundContent = await proto1.findContent(proto2.baseProtocol.localNode,
let foundContent = await test.proto1.findContent(test.proto2.baseProtocol.localNode,
contentKey)
check:
@ -130,6 +159,5 @@ procSuite "Portal Tests":
foundContent.get().enrs.len() == 1
foundContent.get().payload.len() == 0
proto2.stop()
await node1.closeWait()
await node2.closeWait()
await test.stopTest()