2019-12-06 02:16:18 +00:00
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## Nim-Libp2p
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## Copyright (c) 2018 Status Research & Development GmbH
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## Licensed under either of
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## * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE))
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## * MIT license ([LICENSE-MIT](LICENSE-MIT))
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## at your option.
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## This file may not be copied, modified, or distributed except according to
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## those terms.
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import unittest, sequtils, options, tables, sets
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import chronos
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2019-12-17 05:24:03 +00:00
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import utils, ../../libp2p/[peer,
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2019-12-06 02:16:18 +00:00
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peerinfo,
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connection,
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crypto/crypto,
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stream/bufferstream,
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protocols/pubsub/pubsub,
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2019-12-17 05:24:03 +00:00
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protocols/pubsub/gossipsub,
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protocols/pubsub/rpc/messages]
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2019-12-06 02:16:18 +00:00
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proc createGossipSub(): GossipSub =
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2019-12-07 16:36:39 +00:00
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var peerInfo = PeerInfo.init(PrivateKey.random(RSA))
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2019-12-06 02:16:18 +00:00
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result = newPubSub(GossipSub, peerInfo)
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suite "GossipSub":
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2019-12-17 05:24:03 +00:00
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test "GossipSub validation should succeed":
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proc runTests(): Future[bool] {.async.} =
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var handlerFut = newFuture[bool]()
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proc handler(topic: string, data: seq[byte]) {.async, gcsafe.} =
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check topic == "foobar"
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handlerFut.complete(true)
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var nodes = generateNodes(2, true)
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var awaiters: seq[Future[void]]
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awaiters.add((await nodes[0].start()))
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awaiters.add((await nodes[1].start()))
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await subscribeNodes(nodes)
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await nodes[1].subscribe("foobar", handler)
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await sleepAsync(1000.millis)
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var validatorFut = newFuture[bool]()
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proc validator(topic: string,
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message: Message):
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Future[bool] {.async.} =
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check topic == "foobar"
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validatorFut.complete(true)
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result = true
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nodes[1].addValidator("foobar", validator)
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await nodes[0].publish("foobar", cast[seq[byte]]("Hello!"))
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await allFutures(handlerFut, handlerFut)
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await allFutures(nodes[0].stop(), nodes[1].stop())
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await allFutures(awaiters)
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result = true
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check:
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waitFor(runTests()) == true
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test "GossipSub validation should fail":
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proc runTests(): Future[bool] {.async.} =
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proc handler(topic: string, data: seq[byte]) {.async, gcsafe.} =
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check false # if we get here, it should fail
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var nodes = generateNodes(2, true)
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var awaiters: seq[Future[void]]
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awaiters.add((await nodes[0].start()))
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awaiters.add((await nodes[1].start()))
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await subscribeNodes(nodes)
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await nodes[1].subscribe("foobar", handler)
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await sleepAsync(100.millis)
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var validatorFut = newFuture[bool]()
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proc validator(topic: string,
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message: Message):
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Future[bool] {.async.} =
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validatorFut.complete(true)
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result = false
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nodes[1].addValidator("foobar", validator)
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await nodes[0].publish("foobar", cast[seq[byte]]("Hello!"))
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await sleepAsync(100.millis)
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discard await validatorFut
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await allFutures(nodes[0].stop(), nodes[1].stop())
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await allFutures(awaiters)
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result = true
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check:
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waitFor(runTests()) == true
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test "GossipSub validation one fails and one succeeds":
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proc runTests(): Future[bool] {.async.} =
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var handlerFut = newFuture[bool]()
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proc handler(topic: string, data: seq[byte]) {.async, gcsafe.} =
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check topic == "foo"
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handlerFut.complete(true)
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var nodes = generateNodes(2, true)
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var awaiters: seq[Future[void]]
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awaiters.add((await nodes[0].start()))
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awaiters.add((await nodes[1].start()))
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await subscribeNodes(nodes)
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await nodes[1].subscribe("foo", handler)
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await nodes[1].subscribe("bar", handler)
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await sleepAsync(1000.millis)
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proc validator(topic: string,
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message: Message):
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Future[bool] {.async.} =
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if topic == "foo":
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result = true
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else:
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result = false
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nodes[1].addValidator("foo", "bar", validator)
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await nodes[0].publish("foo", cast[seq[byte]]("Hello!"))
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await nodes[0].publish("bar", cast[seq[byte]]("Hello!"))
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await sleepAsync(100.millis)
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await allFutures(nodes[0].stop(), nodes[1].stop())
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await allFutures(awaiters)
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result = true
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check:
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waitFor(runTests()) == true
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2019-12-06 02:16:18 +00:00
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test "should add remote peer topic subscriptions":
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proc runTests(): Future[bool] {.async.} =
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proc handler(topic: string, data: seq[byte]) {.async, gcsafe.} =
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discard
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let gossip1 = createGossipSub()
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let gossip2 = createGossipSub()
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var buf1 = newBufferStream()
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var conn1 = newConnection(buf1)
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conn1.peerInfo = gossip1.peerInfo
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var buf2 = newBufferStream()
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var conn2 = newConnection(buf2)
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conn2.peerInfo = gossip2.peerInfo
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buf1 = buf1 | buf2 | buf1
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await gossip1.subscribeToPeer(conn2)
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asyncCheck gossip2.handleConn(conn1, GossipSubCodec)
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await gossip1.subscribe("foobar", handler)
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await sleepAsync(1.seconds)
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check:
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"foobar" in gossip2.gossipsub
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gossip1.peerInfo.id in gossip2.gossipsub["foobar"]
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result = true
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check:
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waitFor(runTests()) == true
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test "e2e - should add remote peer topic subscriptions":
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proc testBasicGossipSub(): Future[bool] {.async.} =
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proc handler(topic: string, data: seq[byte]) {.async, gcsafe.} =
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discard
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var nodes: seq[Switch] = newSeq[Switch]()
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for i in 0..<2:
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2019-12-08 21:06:58 +00:00
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nodes.add newStandardSwitch(gossip = true)
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var awaitters: seq[Future[void]]
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for node in nodes:
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awaitters.add(await node.start())
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await nodes[1].subscribe("foobar", handler)
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await sleepAsync(100.millis)
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await subscribeNodes(nodes)
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let gossip1 = GossipSub(nodes[0].pubSub.get())
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let gossip2 = GossipSub(nodes[1].pubSub.get())
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check:
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"foobar" in gossip2.topics
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"foobar" in gossip1.gossipsub
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gossip2.peerInfo.id in gossip1.gossipsub["foobar"]
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await allFutures(nodes.mapIt(it.stop()))
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await allFutures(awaitters)
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result = true
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check:
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waitFor(testBasicGossipSub()) == true
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test "should add remote peer topic subscriptions if both peers are subscribed":
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proc runTests(): Future[bool] {.async.} =
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proc handler(topic: string, data: seq[byte]) {.async, gcsafe.} =
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discard
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let gossip1 = createGossipSub()
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let gossip2 = createGossipSub()
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var buf1 = newBufferStream()
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var conn1 = newConnection(buf1)
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conn1.peerInfo = gossip1.peerInfo
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var buf2 = newBufferStream()
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var conn2 = newConnection(buf2)
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conn2.peerInfo = gossip2.peerInfo
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2019-12-06 02:16:18 +00:00
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buf1 = buf1 | buf2 | buf1
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await gossip1.subscribeToPeer(conn2)
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asyncCheck gossip1.handleConn(conn1, GossipSubCodec)
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await gossip2.subscribeToPeer(conn1)
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asyncCheck gossip2.handleConn(conn2, GossipSubCodec)
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await gossip1.subscribe("foobar", handler)
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await gossip2.subscribe("foobar", handler)
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await sleepAsync(1.seconds)
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check:
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"foobar" in gossip1.topics
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"foobar" in gossip2.topics
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"foobar" in gossip1.gossipsub
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"foobar" in gossip2.gossipsub
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# TODO: in a real setting, we would be checking for the peerId from
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# gossip1 in gossip2 and vice versa, but since we're doing some mockery
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# with connection piping and such, this is fine - do not change!
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gossip1.peerInfo.id in gossip1.gossipsub["foobar"]
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gossip2.peerInfo.id in gossip2.gossipsub["foobar"]
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result = true
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check:
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waitFor(runTests()) == true
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test "e2e - should add remote peer topic subscriptions if both peers are subscribed":
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proc testBasicGossipSub(): Future[bool] {.async.} =
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proc handler(topic: string, data: seq[byte]) {.async, gcsafe.} =
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discard
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var nodes: seq[Switch] = newSeq[Switch]()
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for i in 0..<2:
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nodes.add newStandardSwitch(gossip = true)
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var awaitters: seq[Future[void]]
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for node in nodes:
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awaitters.add(await node.start())
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await nodes[0].subscribe("foobar", handler)
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await sleepAsync(100.millis)
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await nodes[1].subscribe("foobar", handler)
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await sleepAsync(100.millis)
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await subscribeNodes(nodes)
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let gossip1 = GossipSub(nodes[0].pubSub.get())
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let gossip2 = GossipSub(nodes[1].pubSub.get())
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check:
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"foobar" in gossip1.topics
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"foobar" in gossip2.topics
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"foobar" in gossip1.gossipsub
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"foobar" in gossip2.gossipsub
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2019-12-07 16:36:39 +00:00
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gossip1.peerInfo.id in gossip2.gossipsub["foobar"]
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gossip2.peerInfo.id in gossip1.gossipsub["foobar"]
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await allFutures(nodes.mapIt(it.stop()))
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await allFutures(awaitters)
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result = true
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check:
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waitFor(testBasicGossipSub()) == true
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# test "send over fanout A -> B":
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# proc runTests(): Future[bool] {.async.} =
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# var handlerFut = newFuture[bool]()
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# proc handler(topic: string, data: seq[byte]) {.async, gcsafe.} =
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# check:
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# topic == "foobar"
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# cast[string](data) == "Hello!"
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# handlerFut.complete(true)
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# let gossip1 = createGossipSub()
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# let gossip2 = createGossipSub()
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# var buf1 = newBufferStream()
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# var conn1 = newConnection(buf1)
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# var buf2 = newBufferStream()
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# var conn2 = newConnection(buf2)
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# conn1.peerInfo = gossip2.peerInfo
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# conn2.peerInfo = gossip1.peerInfo
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# buf1 = buf1 | buf2 | buf1
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# await gossip1.subscribeToPeer(conn2)
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# asyncCheck gossip1.handleConn(conn1, GossipSubCodec)
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# await gossip2.subscribeToPeer(conn1)
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# asyncCheck gossip2.handleConn(conn2, GossipSubCodec)
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# await gossip1.subscribe("foobar", handler)
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# await sleepAsync(1.seconds)
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# await gossip2.publish("foobar", cast[seq[byte]]("Hello!"))
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# await sleepAsync(1.seconds)
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# result = await handlerFut
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# check:
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# waitFor(runTests()) == true
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test "e2e - send over fanout A -> B":
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proc runTests(): Future[bool] {.async.} =
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var passed: bool
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proc handler(topic: string, data: seq[byte]) {.async, gcsafe.} =
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check topic == "foobar"
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passed = true
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var nodes = generateNodes(2, true)
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var wait = newSeq[Future[void]]()
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wait.add(await nodes[0].start())
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wait.add(await nodes[1].start())
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await subscribeNodes(nodes)
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await nodes[1].subscribe("foobar", handler)
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await sleepAsync(3.seconds)
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await nodes[0].publish("foobar", cast[seq[byte]]("Hello!"))
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await sleepAsync(3.seconds)
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|
|
|
var gossipSub1: GossipSub = GossipSub(nodes[0].pubSub.get())
|
|
|
|
|
|
|
|
check:
|
|
|
|
"foobar" in gossipSub1.gossipsub
|
|
|
|
|
|
|
|
await nodes[1].stop()
|
|
|
|
await nodes[0].stop()
|
|
|
|
|
|
|
|
await allFutures(wait)
|
|
|
|
result = passed
|
|
|
|
|
|
|
|
check:
|
2019-12-17 05:24:03 +00:00
|
|
|
waitFor(runTests()) == true
|
2019-12-06 02:16:18 +00:00
|
|
|
|
|
|
|
# test "send over mesh A -> B":
|
2019-12-17 05:24:03 +00:00
|
|
|
# proc runTests(): Future[bool] {.async.} =
|
2019-12-06 02:16:18 +00:00
|
|
|
# var passed: bool
|
2019-12-10 20:50:35 +00:00
|
|
|
# proc handler(topic: string, data: seq[byte]) {.async, gcsafe.} =
|
2019-12-06 02:16:18 +00:00
|
|
|
# check:
|
|
|
|
# topic == "foobar"
|
|
|
|
# cast[string](data) == "Hello!"
|
|
|
|
|
|
|
|
# passed = true
|
|
|
|
|
|
|
|
# let gossip1 = createGossipSub()
|
|
|
|
# let gossip2 = createGossipSub()
|
|
|
|
|
|
|
|
# var buf1 = newBufferStream()
|
|
|
|
# var conn1 = newConnection(buf1)
|
|
|
|
# conn1.peerInfo = gossip1.peerInfo
|
|
|
|
|
|
|
|
# var buf2 = newBufferStream()
|
|
|
|
# var conn2 = newConnection(buf2)
|
|
|
|
# conn2.peerInfo = gossip2.peerInfo
|
|
|
|
|
|
|
|
# buf1 = buf1 | buf2 | buf1
|
|
|
|
|
|
|
|
# await gossip1.subscribeToPeer(conn2)
|
|
|
|
# await gossip2.subscribeToPeer(conn1)
|
|
|
|
|
|
|
|
# await gossip1.subscribe("foobar", handler)
|
|
|
|
# await sleepAsync(1.seconds)
|
|
|
|
|
|
|
|
# await gossip2.subscribe("foobar", handler)
|
|
|
|
# await sleepAsync(1.seconds)
|
|
|
|
|
|
|
|
# await gossip2.publish("foobar", cast[seq[byte]]("Hello!"))
|
|
|
|
# await sleepAsync(1.seconds)
|
|
|
|
# result = passed
|
|
|
|
|
|
|
|
# check:
|
2019-12-17 05:24:03 +00:00
|
|
|
# waitFor(runTests()) == true
|
2019-12-06 02:16:18 +00:00
|
|
|
|
|
|
|
# test "e2e - send over mesh A -> B":
|
2019-12-17 05:24:03 +00:00
|
|
|
# proc runTests(): Future[bool] {.async.} =
|
2019-12-06 02:16:18 +00:00
|
|
|
# var passed: bool
|
2019-12-10 20:50:35 +00:00
|
|
|
# proc handler(topic: string, data: seq[byte]) {.async, gcsafe.} =
|
2019-12-06 02:16:18 +00:00
|
|
|
# check topic == "foobar"
|
|
|
|
# passed = true
|
|
|
|
|
|
|
|
# var nodes = generateNodes(2, true)
|
|
|
|
# var wait = await nodes[1].start()
|
|
|
|
|
|
|
|
# await nodes[0].subscribeToPeer(nodes[1].peerInfo)
|
|
|
|
# await sleepAsync(100.millis)
|
|
|
|
|
|
|
|
# await nodes[0].subscribe("foobar", handler)
|
|
|
|
# await sleepAsync(100.millis)
|
|
|
|
|
|
|
|
# await nodes[1].subscribe("foobar", handler)
|
|
|
|
# await sleepAsync(100.millis)
|
|
|
|
|
|
|
|
# await nodes[0].publish("foobar", cast[seq[byte]]("Hello!"))
|
|
|
|
# await sleepAsync(1000.millis)
|
|
|
|
|
|
|
|
# await nodes[1].stop()
|
|
|
|
# await allFutures(wait)
|
|
|
|
# result = passed
|
|
|
|
|
|
|
|
# check:
|
2019-12-17 05:24:03 +00:00
|
|
|
# waitFor(runTests()) == true
|
2019-12-06 02:16:18 +00:00
|
|
|
|
2019-12-10 20:50:35 +00:00
|
|
|
# test "with multiple peers":
|
2019-12-17 05:24:03 +00:00
|
|
|
# proc runTests(): Future[bool] {.async.} =
|
2019-12-06 02:16:18 +00:00
|
|
|
# var nodes: seq[GossipSub]
|
|
|
|
# for i in 0..<10:
|
|
|
|
# nodes.add(createGossipSub())
|
|
|
|
|
|
|
|
# var pending: seq[Future[void]]
|
|
|
|
# var awaitters: seq[Future[void]]
|
|
|
|
# var seen: Table[string, int]
|
|
|
|
# for dialer in nodes:
|
|
|
|
# var handler: TopicHandler
|
|
|
|
# closureScope:
|
|
|
|
# var dialerNode = dialer
|
|
|
|
# handler = proc(topic: string, data: seq[byte]) {.async, gcsafe, closure.} =
|
|
|
|
# if dialerNode.peerInfo.peerId.get().pretty notin seen:
|
|
|
|
# seen[dialerNode.peerInfo.peerId.get().pretty] = 0
|
|
|
|
# seen[dialerNode.peerInfo.peerId.get().pretty].inc
|
|
|
|
# check topic == "foobar"
|
|
|
|
|
|
|
|
# await dialer.subscribe("foobar", handler)
|
|
|
|
# await sleepAsync(20.millis)
|
|
|
|
|
|
|
|
# for i, node in nodes:
|
|
|
|
# if dialer.peerInfo.peerId != node.peerInfo.peerId:
|
|
|
|
# var buf1 = newBufferStream()
|
|
|
|
# var conn1 = newConnection(buf1)
|
|
|
|
# conn1.peerInfo = dialer.peerInfo
|
|
|
|
|
|
|
|
# var buf2 = newBufferStream()
|
|
|
|
# var conn2 = newConnection(buf2)
|
|
|
|
# conn2.peerInfo = node.peerInfo
|
|
|
|
|
|
|
|
# buf1 = buf2 | buf1
|
|
|
|
# buf2 = buf1 | buf2
|
|
|
|
|
|
|
|
# pending.add(dialer.subscribeToPeer(conn2))
|
|
|
|
# pending.add(node.subscribeToPeer(conn1))
|
|
|
|
# await sleepAsync(10.millis)
|
|
|
|
|
|
|
|
# awaitters.add(dialer.start())
|
|
|
|
|
2019-12-10 20:50:35 +00:00
|
|
|
# await nodes[0].publish("foobar",
|
|
|
|
# cast[seq[byte]]("from node " &
|
2019-12-06 02:16:18 +00:00
|
|
|
# nodes[1].peerInfo.peerId.get().pretty))
|
|
|
|
|
|
|
|
# await sleepAsync(1000.millis)
|
|
|
|
# await allFutures(nodes.mapIt(it.stop()))
|
|
|
|
# await allFutures(awaitters)
|
|
|
|
|
|
|
|
# check: seen.len == 9
|
|
|
|
# for k, v in seen.pairs:
|
|
|
|
# check: v == 1
|
|
|
|
|
|
|
|
# result = true
|
|
|
|
|
|
|
|
# check:
|
2019-12-17 05:24:03 +00:00
|
|
|
# waitFor(runTests()) == true
|
2019-12-06 02:16:18 +00:00
|
|
|
|
|
|
|
test "e2e - with multiple peers":
|
2019-12-17 05:24:03 +00:00
|
|
|
proc runTests(): Future[bool] {.async.} =
|
2019-12-06 02:16:18 +00:00
|
|
|
var nodes: seq[Switch] = newSeq[Switch]()
|
|
|
|
var awaitters: seq[Future[void]]
|
|
|
|
|
|
|
|
for i in 0..<10:
|
2019-12-08 21:06:58 +00:00
|
|
|
nodes.add newStandardSwitch(triggerSelf = true, gossip = true)
|
2019-12-06 02:16:18 +00:00
|
|
|
awaitters.add((await nodes[i].start()))
|
|
|
|
|
|
|
|
var seen: Table[string, int]
|
|
|
|
for dialer in nodes:
|
|
|
|
var handler: TopicHandler
|
|
|
|
closureScope:
|
|
|
|
var dialerNode = dialer
|
|
|
|
handler = proc(topic: string, data: seq[byte]) {.async, gcsafe, closure.} =
|
2019-12-07 16:36:39 +00:00
|
|
|
if dialerNode.peerInfo.id notin seen:
|
|
|
|
seen[dialerNode.peerInfo.id] = 0
|
|
|
|
seen[dialerNode.peerInfo.id].inc
|
2019-12-06 02:16:18 +00:00
|
|
|
check topic == "foobar"
|
|
|
|
|
|
|
|
await dialer.subscribe("foobar", handler)
|
|
|
|
await sleepAsync(20.millis)
|
|
|
|
|
|
|
|
await subscribeNodes(nodes)
|
|
|
|
await sleepAsync(10.millis)
|
|
|
|
|
2019-12-10 20:50:35 +00:00
|
|
|
await nodes[0].publish("foobar",
|
|
|
|
cast[seq[byte]]("from node " &
|
2019-12-07 16:36:39 +00:00
|
|
|
nodes[1].peerInfo.id))
|
2019-12-06 02:16:18 +00:00
|
|
|
|
|
|
|
await sleepAsync(1000.millis)
|
|
|
|
await allFutures(nodes.mapIt(it.stop()))
|
|
|
|
await allFutures(awaitters)
|
|
|
|
|
|
|
|
check: seen.len == 10
|
|
|
|
for k, v in seen.pairs:
|
|
|
|
check: v == 1
|
|
|
|
|
|
|
|
result = true
|
|
|
|
|
|
|
|
check:
|
2019-12-17 05:24:03 +00:00
|
|
|
waitFor(runTests()) == true
|