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