logos-delivery/tests/test_waku_dnsdisc.nim
Fabiana Cecin 549834203d
Bump to nim-libp2p 2.0.0
* bump libp2p pin to release/v2.0.0 (c43199378)
* pin nimble.lock: lsquic/websock/boringssl/protobuf_serialization/npeg/jwt
* add libp2p_mix dep and point libp2p/protocols/mix -> libp2p_mix
* migrate rng to libp2p Rng type (prod, channels, noise, tests)
* noise: take Rng, extract bearSslDrbg internally
* waku_switch: TransportConfig factory; withMaxInOut; local MaxConnections
* waku_relay/rendezvous/discv5/kademlia: v2.0.0 API (rng, config, ServiceDiscovery)
* tests: newStandardSwitch shim; PeerId.random(rng); common.rng()/crypto.newRng()
* drop libp2p/utils/semaphore (use chronos AsyncSemaphore)
* add waku/compat/option_valueor shim where needed
* add std/options where transitive re-export dropped
2026-06-02 15:42:58 -03:00

119 lines
3.6 KiB
Nim

import libp2p/crypto/rng
{.used.}
import
std/[sequtils, tables],
results,
stew/base32,
testutils/unittests,
chronicles,
chronos,
libp2p/crypto/crypto,
eth/keys,
dnsdisc/builder
import
waku/node/peer_manager,
waku/waku_node,
waku/discovery/waku_dnsdisc,
./testlib/common,
./testlib/wakucore,
./testlib/wakunode
suite "Waku DNS Discovery":
asyncTest "Waku DNS Discovery end-to-end":
## Tests integrated DNS discovery, from building
## the tree to connecting to discovered nodes
# Create nodes and ENR. These will be added to the discoverable list
let
bindIp = parseIpAddress("0.0.0.0")
nodeKey1 = generateSecp256k1Key()
node1 = newTestWakuNode(nodeKey1, bindIp, Port(63500))
enr1 = node1.enr
nodeKey2 = generateSecp256k1Key()
node2 = newTestWakuNode(nodeKey2, bindIp, Port(63502))
enr2 = node2.enr
nodeKey3 = generateSecp256k1Key()
node3 = newTestWakuNode(nodeKey3, bindIp, Port(63503))
enr3 = node3.enr
(await node1.mountRelay()).isOkOr:
assert false, "Failed to mount relay"
(await node2.mountRelay()).isOkOr:
assert false, "Failed to mount relay"
(await node3.mountRelay()).isOkOr:
assert false, "Failed to mount relay"
await allFutures([node1.start(), node2.start(), node3.start()])
# Build and sign tree
var tree = buildTree(
1, # Seq no
@[enr1, enr2, enr3], # ENR entries
@[],
)
.get() # No link entries
let treeKeys = keys.KeyPair.random(keys.newRng()[])
# Sign tree
check:
tree.signTree(treeKeys.seckey()).isOk()
# Create TXT records at domain
let
domain = "testnodes.aq"
zoneTxts = tree.buildTXT(domain).get()
username = Base32.encode(treeKeys.pubkey().toRawCompressed())
location = LinkPrefix & username & "@" & domain
# See EIP-1459: https://eips.ethereum.org/EIPS/eip-1459
# Create a resolver for the domain
proc resolver(domain: string): Future[string] {.async, gcsafe.} =
return zoneTxts[domain]
# Create Waku DNS discovery client on a new Waku v2 node using the resolver
let
nodeKey4 = generateSecp256k1Key()
node4 = newTestWakuNode(nodeKey4, bindIp, Port(63504))
(await node4.mountRelay()).isOkOr:
assert false, "Failed to mount relay"
await node4.start()
var wakuDnsDisc = WakuDnsDiscovery.init(location, resolver).get()
let res = await wakuDnsDisc.findPeers()
check:
# We have discovered all three nodes
res.isOk()
res[].len == 3
res[].mapIt(it.peerId).contains(node1.switch.peerInfo.peerId)
res[].mapIt(it.peerId).contains(node2.switch.peerInfo.peerId)
res[].mapIt(it.peerId).contains(node3.switch.peerInfo.peerId)
# Connect to discovered nodes
await node4.connectToNodes(res[])
check:
# We have successfully connected to all discovered nodes
node4.peerManager.switch.peerStore.peers().anyIt(
it.peerId == node1.switch.peerInfo.peerId
)
node4.peerManager.switch.peerStore.connectedness(node1.switch.peerInfo.peerId) ==
Connected
node4.peerManager.switch.peerStore.peers().anyIt(
it.peerId == node2.switch.peerInfo.peerId
)
node4.peerManager.switch.peerStore.connectedness(node2.switch.peerInfo.peerId) ==
Connected
node4.peerManager.switch.peerStore.peers().anyIt(
it.peerId == node3.switch.peerInfo.peerId
)
node4.peerManager.switch.peerStore.connectedness(node3.switch.peerInfo.peerId) ==
Connected
await allFutures([node1.stop(), node2.stop(), node3.stop(), node4.stop()])