nwaku/tests/v2/test_waku_peer_exchange.nim

147 lines
4.3 KiB
Nim

{.used.}
import
std/options,
testutils/unittests,
chronos,
chronicles,
stew/shims/net,
libp2p/switch,
libp2p/crypto/crypto,
eth/keys,
eth/p2p/discoveryv5/enr
import
../../waku/v2/node/waku_node,
../../waku/v2/node/peer_manager/peer_manager,
../../waku/v2/node/discv5/waku_discv5,
../../waku/v2/protocol/waku_peer_exchange,
../../waku/v2/protocol/waku_peer_exchange/rpc,
../../waku/v2/protocol/waku_peer_exchange/rpc_codec,
../test_helpers,
./utils
# TODO: Extend test coverage
procSuite "Waku Peer Exchange":
asyncTest "encode and decode peer exchange response":
## Setup
var
enr1 = enr.Record(seqNum: 0, raw: @[])
enr2 = enr.Record(seqNum: 0, raw: @[])
discard enr1.fromUri("enr:-JK4QPmO-sE2ELiWr8qVFs1kaY4jQZQpNaHvSPRmKiKcaDoqYRdki2c1BKSliImsxFeOD_UHnkddNL2l0XT9wlsP0WEBgmlkgnY0gmlwhH8AAAGJc2VjcDI1NmsxoQIMwKqlOl3zpwnrsKRKHuWPSuFzit1Cl6IZvL2uzBRe8oN0Y3CC6mKDdWRwgiMqhXdha3UyDw")
discard enr2.fromUri("enr:-Iu4QK_T7kzAmewG92u1pr7o6St3sBqXaiIaWIsFNW53_maJEaOtGLSN2FUbm6LmVxSfb1WfC7Eyk-nFYI7Gs3SlchwBgmlkgnY0gmlwhI5d6VKJc2VjcDI1NmsxoQLPYQDvrrFdCrhqw3JuFaGD71I8PtPfk6e7TJ3pg_vFQYN0Y3CC6mKDdWRwgiMq")
let peerInfos = @[
PeerExchangePeerInfo(enr: enr1.raw),
PeerExchangePeerInfo(enr: enr2.raw),
]
var rpc = PeerExchangeRpc(
response: PeerExchangeResponse(
peerInfos: peerInfos
)
)
## When
let
rpcBuffer: seq[byte] = rpc.encode().buffer
res = PeerExchangeRpc.decode(rpcBuffer)
## Then
check:
res.isOk
res.get().response.peerInfos == peerInfos
## When
var
resEnr1 = enr.Record(seqNum: 0, raw: @[])
resEnr2 = enr.Record(seqNum: 0, raw: @[])
discard resEnr1.fromBytes(res.get().response.peerInfos[0].enr)
discard resEnr2.fromBytes(res.get().response.peerInfos[1].enr)
## Then
check:
resEnr1 == enr1
resEnr2 == enr2
asyncTest "retrieve and provide peer exchange peers from discv5":
## Setup (copied from test_waku_discv5.nim)
let
bindIp = ValidIpAddress.init("0.0.0.0")
extIp = ValidIpAddress.init("127.0.0.1")
nodeKey1 = crypto.PrivateKey.random(Secp256k1, rng[])[]
nodeTcpPort1 = Port(64010)
nodeUdpPort1 = Port(9000)
node1 = WakuNode.new(nodeKey1, bindIp, nodeTcpPort1)
nodeKey2 = crypto.PrivateKey.random(Secp256k1, rng[])[]
nodeTcpPort2 = Port(64012)
nodeUdpPort2 = Port(9002)
node2 = WakuNode.new(nodeKey2, bindIp, nodeTcpPort2)
nodeKey3 = crypto.PrivateKey.random(Secp256k1, rng[])[]
nodeTcpPort3 = Port(64014)
nodeUdpPort3 = Port(9004)
node3 = WakuNode.new(nodeKey3, bindIp, nodeTcpPort3)
# todo: px flag
flags = initWakuFlags(lightpush = false,
filter = false,
store = false,
relay = true)
# Mount discv5
node1.wakuDiscv5 = WakuDiscoveryV5.new(
some(extIp), some(nodeTcpPort1), some(nodeUdpPort1),
bindIp,
nodeUdpPort1,
newSeq[string](),
false,
keys.PrivateKey(nodeKey1.skkey),
flags,
[], # Empty enr fields, for now
node1.rng
)
node2.wakuDiscv5 = WakuDiscoveryV5.new(
some(extIp), some(nodeTcpPort2), some(nodeUdpPort2),
bindIp,
nodeUdpPort2,
@[node1.wakuDiscv5.protocol.localNode.record.toURI()], # Bootstrap with node1
false,
keys.PrivateKey(nodeKey2.skkey),
flags,
[], # Empty enr fields, for now
node2.rng
)
## Given
await allFutures([node1.start(), node2.start(), node3.start()])
await allFutures([node1.startDiscv5(), node2.startDiscv5()])
# Mount peer exchange
await node1.mountPeerExchange()
await node3.mountPeerExchange()
await sleepAsync(3000.millis) # Give the algorithm some time to work its magic
asyncSpawn node1.wakuPeerExchange.runPeerExchangeDiscv5Loop()
node3.setPeerExchangePeer(node1.peerInfo.toRemotePeerInfo())
## When
discard waitFor node3.wakuPeerExchange.request(1)
await sleepAsync(2000.millis) # Give the algorithm some time to work its magic
## Then
check:
node1.wakuDiscv5.protocol.nodesDiscovered > 0
node3.switch.peerStore[AddressBook].contains(node2.switch.peerInfo.peerId)
await allFutures([node1.stop(), node2.stop(), node3.stop()])