134 lines
4.1 KiB
Nim
134 lines
4.1 KiB
Nim
{.used.}
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import
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unittest2,
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chronos, stew/shims/net, eth/keys, eth/p2p/discoveryv5/enr,
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../beacon_chain/spec/datatypes,
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../beacon_chain/networking/[eth2_network, eth2_discovery],
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./testutil
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template asyncTest*(name, body: untyped) =
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test name:
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proc scenario {.async.} = {.gcsafe.}: body
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waitFor scenario()
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proc new*(T: type Eth2DiscoveryProtocol,
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pk: keys.PrivateKey,
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enrIp: Option[ValidIpAddress], enrTcpPort, enrUdpPort: Option[Port],
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bindPort: Port, bindIp: ValidIpAddress,
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enrFields: openArray[(string, seq[byte])] = [],
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rng: ref BrHmacDrbgContext):
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T {.raises: [Exception, Defect].} =
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newProtocol(pk, enrIp, enrTcpPort, enrUdpPort, enrFields,
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bindPort = bindPort, bindIp = bindIp, rng = rng)
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proc generateNode(rng: ref BrHmacDrbgContext, port: Port,
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enrFields: openArray[(string, seq[byte])] = []): Eth2DiscoveryProtocol =
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let ip = ValidIpAddress.init("127.0.0.1")
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Eth2DiscoveryProtocol.new(keys.PrivateKey.random(rng[]),
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some(ip), some(port), some(port), port, ip, enrFields, rng = rng)
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suite "Eth2 specific discovery tests":
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let
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rng = keys.newRng()
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enrForkId = ENRForkID(
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fork_digest: ForkDigest([byte 0, 1, 2, 3]),
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next_fork_version: Version([byte 0, 0, 0, 0]),
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next_fork_epoch: Epoch(0))
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asyncTest "Subnet query":
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var attnets: BitArray[ATTESTATION_SUBNET_COUNT]
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attnets.setBit(34)
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let
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node1 = generateNode(rng, Port(5000))
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node2 = generateNode(rng, Port(5001),
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{"eth2": SSZ.encode(enrForkId), "attnets": SSZ.encode(attnets)})
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node1.open()
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node2.open()
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# ping in one direction to add node2 to routing table of node1
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check (await node2.ping(node1.localNode)).isOk()
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var attnetsSelected: BitArray[ATTESTATION_SUBNET_COUNT]
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attnetsSelected.setBit(42)
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attnetsSelected.setBit(34)
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let discovered = await node1.queryRandom(enrForkId, attnetsSelected)
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check discovered.len == 1
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await node1.closeWait()
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await node2.closeWait()
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asyncTest "Invalid attnets field":
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var invalidAttnets: BitArray[ATTESTATION_SUBNET_COUNT div 2]
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invalidAttnets.setBit(15)
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# TODO: This doesn't fail actually.
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# var invalidAttnets2: BitArray[ATTESTATION_SUBNET_COUNT * 2]
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# invalidAttnets2.setBit(15)
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var attnets: BitArray[ATTESTATION_SUBNET_COUNT]
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attnets.setBit(15)
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let
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node1 = generateNode(rng, Port(5000))
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node2 = generateNode(rng, Port(5001),
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{"eth2": SSZ.encode(enrForkId), "attnets": SSZ.encode(invalidAttnets)})
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node3 = generateNode(rng, Port(5002),
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{"eth2": SSZ.encode(enrForkId), "attnets": SSZ.encode(attnets)})
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node1.open()
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node2.open()
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node3.open()
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check (await node2.ping(node1.localNode)).isOk()
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check (await node3.ping(node1.localNode)).isOk()
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var attnetsSelected: BitArray[ATTESTATION_SUBNET_COUNT]
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attnetsSelected.setBit(15)
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attnetsSelected.setBit(42)
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let discovered = await node1.queryRandom(enrForkId, attnetsSelected)
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check discovered.len == 1
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await node1.closeWait()
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await node2.closeWait()
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await node3.closeWait()
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asyncTest "Subnet query after ENR update":
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var attnets: BitArray[ATTESTATION_SUBNET_COUNT]
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attnets.setBit(1)
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let
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node1 = generateNode(rng, Port(5000))
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node2 = generateNode(rng, Port(5001),
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{"eth2": SSZ.encode(enrForkId), "attnets": SSZ.encode(attnets)})
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node1.open()
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node2.open()
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check (await node2.ping(node1.localNode)).isOk()
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var attnetsSelected: BitArray[ATTESTATION_SUBNET_COUNT]
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attnetsSelected.setBit(2)
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block:
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let discovered = await node1.queryRandom(enrForkId, attnetsSelected)
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check discovered.len == 0
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block:
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attnets.setBit(2)
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check node2.updateRecord(
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{"eth2": SSZ.encode(enrForkId), "attnets": SSZ.encode(attnets)}).isOk()
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let nodes = await node1.findNode(node2.localNode, @[0'u32])
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check nodes.isOk() and nodes[].len > 0
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discard node1.addNode(nodes[][0])
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let discovered = await node1.queryRandom(enrForkId, attnetsSelected)
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check discovered.len == 1
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await node1.closeWait()
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await node2.closeWait()
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