mirror of https://github.com/waku-org/nwaku.git
332 lines
13 KiB
Nim
332 lines
13 KiB
Nim
{.used.}
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import
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std/[sequtils, sysrand, math],
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stew/shims/net as stewNet,
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testutils/unittests,
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chronos,
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libp2p/crypto/crypto,
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libp2p/crypto/secp,
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libp2p/multiaddress,
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libp2p/protocols/pubsub/pubsub,
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libp2p/protocols/pubsub/gossipsub,
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libp2p/multihash,
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secp256k1
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import
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../../apps/wakunode2/external_config,
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../../apps/wakunode2/wakunode2_validator_signed,
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../../waku/waku_core,
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../../waku/node/peer_manager,
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../../waku/waku_node,
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../../waku/waku_relay,
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../testlib/wakucore,
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../testlib/wakunode
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suite "WakuNode2 - Validators":
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asyncTest "Spam protected topic accepts signed messages":
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# Create 5 nodes
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let nodes = toSeq(0..<5).mapIt(newTestWakuNode(generateSecp256k1Key(), parseIpAddress("0.0.0.0"), Port(0)))
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# Protected topic and key to sign
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let spamProtectedTopic = PubSubTopic("some-spam-protected-topic")
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let secretKey = SkSecretKey.fromHex("5526a8990317c9b7b58d07843d270f9cd1d9aaee129294c1c478abf7261dd9e6").expect("valid key")
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let publicKey = secretKey.toPublicKey()
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let topicsPrivateKeys = {spamProtectedTopic: secretKey}.toTable
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let topicsPublicKeys = {spamProtectedTopic: publicKey}.toTable
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# Start all the nodes and mount relay with protected topic
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await allFutures(nodes.mapIt(it.start()))
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# Mount relay for all nodes
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await allFutures(nodes.mapIt(it.mountRelay()))
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# Add signed message validator to all nodes. They will only route signed messages
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for node in nodes:
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var signedTopics : seq[ProtectedTopic]
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for topic, publicKey in topicsPublicKeys:
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signedTopics.add(ProtectedTopic(topic: topic, key: publicKey))
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node.wakuRelay.addSignedTopicsValidator(signedTopics)
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# Connect the nodes in a full mesh
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for i in 0..<5:
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for j in 0..<5:
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if i == j:
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continue
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let connOk = await nodes[i].peerManager.connectRelay(nodes[j].switch.peerInfo.toRemotePeerInfo())
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require connOk
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# Connection triggers different actions, wait for them
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await sleepAsync(500.millis)
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var msgReceived = 0
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proc handler(pubsubTopic: PubsubTopic, data: WakuMessage) {.async, gcsafe.} =
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msgReceived += 1
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# Subscribe all nodes to the same topic/handler
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for node in nodes: discard node.wakuRelay.subscribe(spamProtectedTopic, handler)
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await sleepAsync(500.millis)
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# Each node publishes 10 signed messages
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for i in 0..<5:
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for j in 0..<10:
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var msg = WakuMessage(
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payload: urandom(1*(10^3)), contentTopic: spamProtectedTopic,
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version: 2, timestamp: now(), ephemeral: true)
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# Include signature
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msg.meta = secretKey.sign(SkMessage(spamProtectedTopic.msgHash(msg))).toRaw()[0..63]
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discard await nodes[i].publish(some(spamProtectedTopic), msg)
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# Wait for gossip
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await sleepAsync(2.seconds)
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# 50 messages were sent to 5 peers = 250 messages
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check:
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msgReceived == 250
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# No invalid messages were received by any peer
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for i in 0..<5:
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for k, v in nodes[i].wakuRelay.peerStats.mpairs:
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check:
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v.topicInfos[spamProtectedTopic].invalidMessageDeliveries == 0.0
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# Stop all nodes
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await allFutures(nodes.mapIt(it.stop()))
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asyncTest "Spam protected topic rejects non-signed/wrongly-signed/no-timestamp messages":
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# Create 5 nodes
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let nodes = toSeq(0..<5).mapIt(newTestWakuNode(generateSecp256k1Key(), parseIpAddress("0.0.0.0"), Port(0)))
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# Protected topic and key to sign
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let spamProtectedTopic = PubSubTopic("some-spam-protected-topic")
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let secretKey = SkSecretKey.fromHex("5526a8990317c9b7b58d07843d270f9cd1d9aaee129294c1c478abf7261dd9e6").expect("valid key")
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let publicKey = secretKey.toPublicKey()
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let topicsPrivateKeys = {spamProtectedTopic: secretKey}.toTable
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let topicsPublicKeys = {spamProtectedTopic: publicKey}.toTable
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# Non whitelisted secret key
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let wrongSecretKey = SkSecretKey.fromHex("32ad0cc8edeb9f8a3e8635c5fe5bd200b9247a33da5e7171bd012691805151f3").expect("valid key")
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# Start all the nodes and mount relay with protected topic
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await allFutures(nodes.mapIt(it.start()))
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# Mount relay with spam protected topics
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await allFutures(nodes.mapIt(it.mountRelay()))
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# Add signed message validator to all nodes. They will only route signed messages
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for node in nodes:
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var signedTopics : seq[ProtectedTopic]
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for topic, publicKey in topicsPublicKeys:
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signedTopics.add(ProtectedTopic(topic: topic, key: publicKey))
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node.wakuRelay.addSignedTopicsValidator(signedTopics)
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# Connect the nodes in a full mesh
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for i in 0..<5:
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for j in 0..<5:
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if i == j:
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continue
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let connOk = await nodes[i].peerManager.connectRelay(nodes[j].switch.peerInfo.toRemotePeerInfo())
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require connOk
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var msgReceived = 0
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proc handler(pubsubTopic: PubsubTopic, msg: WakuMessage) {.async, gcsafe.} =
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msgReceived += 1
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# Connection triggers different actions, wait for them
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await sleepAsync(500.millis)
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# Subscribe all nodes to the same topic/handler
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for node in nodes: discard node.wakuRelay.subscribe(spamProtectedTopic, handler)
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await sleepAsync(500.millis)
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# Each node sends 5 messages, signed but with a non-whitelisted key (total = 25)
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for i in 0..<5:
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for j in 0..<5:
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var msg = WakuMessage(
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payload: urandom(1*(10^3)), contentTopic: spamProtectedTopic,
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version: 2, timestamp: now(), ephemeral: true)
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# Sign the message with a wrong key
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msg.meta = wrongSecretKey.sign(SkMessage(spamProtectedTopic.msgHash(msg))).toRaw()[0..63]
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discard await nodes[i].publish(some(spamProtectedTopic), msg)
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# Each node sends 5 messages that are not signed (total = 25)
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for i in 0..<5:
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for j in 0..<5:
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let unsignedMessage = WakuMessage(
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payload: urandom(1*(10^3)), contentTopic: spamProtectedTopic,
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version: 2, timestamp: now(), ephemeral: true)
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discard await nodes[i].publish(some(spamProtectedTopic), unsignedMessage)
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# Each node sends 5 messages that dont contain timestamp (total = 25)
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for i in 0..<5:
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for j in 0..<5:
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let unsignedMessage = WakuMessage(
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payload: urandom(1*(10^3)), contentTopic: spamProtectedTopic,
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version: 2, timestamp: 0, ephemeral: true)
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discard await nodes[i].publish(some(spamProtectedTopic), unsignedMessage)
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# Each node sends 5 messages way BEFORE than the current timestmap (total = 25)
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for i in 0..<5:
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for j in 0..<5:
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let beforeTimestamp = now() - getNanosecondTime(6*60)
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let unsignedMessage = WakuMessage(
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payload: urandom(1*(10^3)), contentTopic: spamProtectedTopic,
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version: 2, timestamp: beforeTimestamp, ephemeral: true)
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discard await nodes[i].publish(some(spamProtectedTopic), unsignedMessage)
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# Each node sends 5 messages way LATER than the current timestmap (total = 25)
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for i in 0..<5:
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for j in 0..<5:
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let afterTimestamp = now() - getNanosecondTime(6*60)
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let unsignedMessage = WakuMessage(
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payload: urandom(1*(10^3)), contentTopic: spamProtectedTopic,
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version: 2, timestamp: afterTimestamp, ephemeral: true)
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discard await nodes[i].publish(some(spamProtectedTopic), unsignedMessage)
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# Wait for gossip
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await sleepAsync(4.seconds)
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# Since we have a full mesh with 5 nodes and each one publishes 25+25+25+25+25 msgs
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# there are 625 messages being sent.
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# 125 are received ok in the handler (first hop)
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# 500 are are wrong so rejected (rejected not relayed)
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check:
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msgReceived == 125
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var msgRejected = 0
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for i in 0..<5:
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for k, v in nodes[i].wakuRelay.peerStats.mpairs:
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msgRejected += v.topicInfos[spamProtectedTopic].invalidMessageDeliveries.int
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check:
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msgRejected == 500
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await allFutures(nodes.mapIt(it.stop()))
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asyncTest "Spam protected topic rejects a spammer node":
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# Create 5 nodes
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let nodes = toSeq(0..<5).mapIt(newTestWakuNode(generateSecp256k1Key(), parseIpAddress("0.0.0.0"), Port(0)))
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# Protected topic and key to sign
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let spamProtectedTopic = PubSubTopic("some-spam-protected-topic")
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let secretKey = SkSecretKey.fromHex("5526a8990317c9b7b58d07843d270f9cd1d9aaee129294c1c478abf7261dd9e6").expect("valid key")
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let publicKey = secretKey.toPublicKey()
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let topicsPrivateKeys = {spamProtectedTopic: secretKey}.toTable
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let topicsPublicKeys = {spamProtectedTopic: publicKey}.toTable
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# Non whitelisted secret key
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let wrongSecretKey = SkSecretKey.fromHex("32ad0cc8edeb9f8a3e8635c5fe5bd200b9247a33da5e7171bd012691805151f3").expect("valid key")
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# Start all the nodes and mount relay with protected topic
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await allFutures(nodes.mapIt(it.start()))
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# Mount relay for all nodes
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await allFutures(nodes.mapIt(it.mountRelay()))
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var msgReceived = 0
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proc handler(pubsubTopic: PubsubTopic, msg: WakuMessage) {.async, gcsafe.} =
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msgReceived += 1
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# Subscribe all nodes to the same topic/handler
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for node in nodes: discard node.wakuRelay.subscribe(spamProtectedTopic, handler)
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await sleepAsync(500.millis)
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# Add signed message validator to all nodes. They will only route signed messages
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for node in nodes:
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var signedTopics : seq[ProtectedTopic]
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for topic, publicKey in topicsPublicKeys:
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signedTopics.add(ProtectedTopic(topic: topic, key: publicKey))
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node.wakuRelay.addSignedTopicsValidator(signedTopics)
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# nodes[0] is connected only to nodes[1]
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let connOk1 = await nodes[0].peerManager.connectRelay(nodes[1].switch.peerInfo.toRemotePeerInfo())
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require connOk1
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# rest of nodes[1..4] are connected in a full mesh
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for i in 1..<5:
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for j in 1..<5:
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if i == j:
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continue
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let connOk2 = await nodes[i].peerManager.connectRelay(nodes[j].switch.peerInfo.toRemotePeerInfo())
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require connOk2
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# Connection triggers different actions, wait for them
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await sleepAsync(500.millis)
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# nodes[0] spams 50 non signed messages (nodes[0] just knows of nodes[1])
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for j in 0..<50:
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let unsignedMessage = WakuMessage(
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payload: urandom(1*(10^3)), contentTopic: spamProtectedTopic,
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version: 2, timestamp: now(), ephemeral: true)
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discard await nodes[0].publish(some(spamProtectedTopic), unsignedMessage)
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# nodes[0] spams 50 wrongly signed messages (nodes[0] just knows of nodes[1])
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for j in 0..<50:
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var msg = WakuMessage(
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payload: urandom(1*(10^3)), contentTopic: spamProtectedTopic,
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version: 2, timestamp: now(), ephemeral: true)
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# Sign the message with a wrong key
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msg.meta = wrongSecretKey.sign(SkMessage(spamProtectedTopic.msgHash(msg))).toRaw()[0..63]
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discard await nodes[0].publish(some(spamProtectedTopic), msg)
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# Wait for gossip
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await sleepAsync(2.seconds)
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# only 100 messages are received (50 + 50) which demonstrate
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# nodes[1] doest gossip invalid messages.
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check:
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msgReceived == 100
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# peer1 got invalid messages from peer0
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let p0Id = nodes[0].peerInfo.peerId
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check:
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nodes[1].wakuRelay.peerStats[p0Id].topicInfos[spamProtectedTopic].invalidMessageDeliveries == 100.0
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# peer1 did not gossip further, so no other node rx invalid messages
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for i in 0..<5:
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for k, v in nodes[i].wakuRelay.peerStats.mpairs:
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if k == p0Id and i == 1:
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continue
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check:
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v.topicInfos[spamProtectedTopic].invalidMessageDeliveries == 0.0
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# Stop all nodes
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await allFutures(nodes.mapIt(it.stop()))
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asyncTest "Tests vectors":
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# keys
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let privateKey = "5526a8990317c9b7b58d07843d270f9cd1d9aaee129294c1c478abf7261dd9e6"
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let publicKey = "049c5fac802da41e07e6cdf51c3b9a6351ad5e65921527f2df5b7d59fd9b56ab02bab736cdcfc37f25095e78127500da371947217a8cd5186ab890ea866211c3f6"
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# message
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let contentTopic = "content-topic"
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let pubsubTopic = "pubsub-topic"
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let payload = "1A12E077D0E89F9CAC11FBBB6A676C86120B5AD3E248B1F180E98F15EE43D2DFCF62F00C92737B2FF6F59B3ABA02773314B991C41DC19ADB0AD8C17C8E26757B"
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let timestamp = 1683208172339052800
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let ephemeral = true
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# expected values
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let expectedMsgAppHash = "662F8C20A335F170BD60ABC1F02AD66F0C6A6EE285DA2A53C95259E7937C0AE9"
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let expectedSignature = "127FA211B2514F0E974A055392946DC1A14052182A6ABEFB8A6CD7C51DA1BF2E40595D28EF1A9488797C297EED3AAC45430005FB3A7F037BDD9FC4BD99F59E63"
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let secretKey = SkSecretKey.fromHex(privateKey).expect("valid key")
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check:
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secretKey.toPublicKey().toHex() == publicKey
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secretKey.toHex() == privateKey
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var msg = WakuMessage(
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payload: payload.fromHex(), contentTopic: contentTopic,
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version: 2, timestamp: timestamp, ephemeral: ephemeral)
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let msgAppHash = pubsubTopic.msgHash(msg)
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let signature = secretKey.sign(SkMessage(msgAppHash)).toRaw()
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check:
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msgAppHash.toHex() == expectedMsgAppHash
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signature.toHex() == expectedSignature
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