added tests/pubsub/testgossipinternal2 file
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shashankshampi
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871efab571
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dc7f8d4317
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# Nim-LibP2P
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# Copyright (c) 2023-2024 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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{.used.}
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import std/[options, deques, sequtils, enumerate, algorithm, sets]
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import stew/byteutils
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import ../../libp2p/builders
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import ../../libp2p/errors
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import ../../libp2p/crypto/crypto
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import ../../libp2p/stream/bufferstream
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import ../../libp2p/protocols/pubsub/[pubsub, gossipsub, mcache, mcache, peertable]
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import ../../libp2p/protocols/pubsub/rpc/[message, messages]
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import ../../libp2p/switch
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import ../../libp2p/muxers/muxer
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import ../../libp2p/protocols/pubsub/rpc/protobuf
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import utils
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import chronos
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import ../helpers
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proc noop(data: seq[byte]) {.async: (raises: [CancelledError, LPStreamError]).} =
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discard
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const MsgIdSuccess = "msg id gen success"
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suite "GossipSub internal2":
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teardown:
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checkTrackers()
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# Addition of Designed Test cases for 6. Topic Membership Tests: https://www.notion.so/Gossipsub-651e02d4d7894bb2ac1e4edb55f3192d
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# Simulate the `SUBSCRIBE` event and check proper handling in the mesh and gossipsub structures
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asyncTest "handle SUBSCRIBE event":
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let gossipSub = TestGossipSub.init(newStandardSwitch())
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# Ensure topic is correctly initialized
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let topic = "test-topic"
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gossipSub.mesh[topic] = initHashSet[PubSubPeer]()
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gossipSub.topicParams[topic] = TopicParams.init()
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gossipSub.gossipsub[topic] = initHashSet[PubSubPeer]() # Initialize gossipsub for the topic
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var conns = newSeq[Connection]()
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for i in 0 ..< 5:
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let conn = TestBufferStream.new(noop)
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conns &= conn
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let peerId = randomPeerId()
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conn.peerId = peerId
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let peer = gossipSub.getPubSubPeer(peerId)
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peer.sendConn = conn
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gossipSub.gossipsub[topic].incl(peer) # Ensure the topic is added to gossipsub
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# Subscribe to the topic
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gossipSub.PubSub.subscribe(topic, proc(topic: string, data: seq[byte]): Future[void] {.async.} = discard)
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check gossipSub.topics.contains(topic) # Check if the topic is in topics
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check gossipSub.gossipsub[topic].len() > 0 # Check if topic added to gossipsub
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await allFuturesThrowing(conns.mapIt(it.close()))
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await gossipSub.switch.stop()
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# This test will simulate an UNSUBSCRIBE event and check if the topic is removed from the relevant data structures but remains in gossipsub
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asyncTest "handle UNSUBSCRIBE event":
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let gossipSub = TestGossipSub.init(newStandardSwitch())
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# Ensure topic is initialized properly in all relevant data structures
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let topic = "test-topic"
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gossipSub.mesh[topic] = initHashSet[PubSubPeer]()
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gossipSub.topicParams[topic] = TopicParams.init()
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gossipSub.gossipsub[topic] = initHashSet[PubSubPeer]() # Initialize gossipsub for the topic
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var conns = newSeq[Connection]()
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for i in 0 ..< 5:
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let conn = TestBufferStream.new(noop)
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conns &= conn
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let peerId = randomPeerId()
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conn.peerId = peerId
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let peer = gossipSub.getPubSubPeer(peerId)
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peer.sendConn = conn
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gossipSub.gossipsub[topic].incl(peer) # Ensure peers are added to gossipsub for the topic
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# Subscribe to the topic first
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gossipSub.PubSub.subscribe(topic, proc(topic: string, data: seq[byte]): Future[void] {.async.} = discard)
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# Now unsubscribe from the topic
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gossipSub.PubSub.unsubscribeAll(topic)
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# Verify the topic is removed from relevant structures
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check topic notin gossipSub.topics # The topic should not be in topics
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check topic notin gossipSub.mesh # The topic should be removed from the mesh
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check topic in gossipSub.gossipsub # The topic should remain in gossipsub (for fanout)
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await allFuturesThrowing(conns.mapIt(it.close()))
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await gossipSub.switch.stop()
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# This test ensures that multiple topics can be subscribed to and unsubscribed from, with proper initialization of the topic structures.
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asyncTest "handle multiple SUBSCRIBE and UNSUBSCRIBE events":
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let gossipSub = TestGossipSub.init(newStandardSwitch())
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let topics = ["topic1", "topic2", "topic3"]
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var conns = newSeq[Connection]()
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for topic in topics:
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# Initialize all relevant structures before subscribing
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gossipSub.mesh[topic] = initHashSet[PubSubPeer]()
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gossipSub.topicParams[topic] = TopicParams.init()
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gossipSub.gossipsub[topic] = initHashSet[PubSubPeer]() # Initialize gossipsub for each topic
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gossipSub.PubSub.subscribe(topic, proc(topic: string, data: seq[byte]): Future[void] {.async.} = discard)
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# Verify that all topics are added to the topics and gossipsub
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check gossipSub.topics.len == 3
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for topic in topics:
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check gossipSub.gossipsub[topic].len() >= 0
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# Now unsubscribe from all topics
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for topic in topics:
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gossipSub.PubSub.unsubscribeAll(topic)
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# Ensure topics are removed from topics and mesh, but still present in gossipsub
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for topic in topics:
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check topic notin gossipSub.topics
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check topic notin gossipSub.mesh
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check topic in gossipSub.gossipsub
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await allFuturesThrowing(conns.mapIt(it.close()))
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await gossipSub.switch.stop()
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# This test ensures that the number of subscriptions does not exceed the limit set in the GossipSub parameters
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asyncTest "subscription limit test":
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let gossipSub = TestGossipSub.init(newStandardSwitch())
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gossipSub.topicsHigh = 10 # Set a limit for the number of subscriptions
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var conns = newSeq[Connection]()
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for i in 0 .. gossipSub.topicsHigh + 5:
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let topic = "topic" & $i
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# Ensure all topics are properly initialized before subscribing
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gossipSub.mesh[topic] = initHashSet[PubSubPeer]()
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gossipSub.topicParams[topic] = TopicParams.init()
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gossipSub.gossipsub[topic] = initHashSet[PubSubPeer]()
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if gossipSub.topics.len < gossipSub.topicsHigh:
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gossipSub.PubSub.subscribe(topic, proc(topic: string, data: seq[byte]): Future[void] {.async.} = discard)
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else:
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# Prevent subscription beyond the limit and log the error
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echo "Subscription limit reached for topic: ", topic
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# Ensure that the number of subscribed topics does not exceed the limit
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check gossipSub.topics.len <= gossipSub.topicsHigh
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check gossipSub.topics.len == gossipSub.topicsHigh
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await allFuturesThrowing(conns.mapIt(it.close()))
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await gossipSub.switch.stop()
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@ -7,12 +7,6 @@
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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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)
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await GossipSub(nodes[1]).addDirectPeer(
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nodes[2].switch.peerInfo.peerId, nodes[2].switch.peerInfo.addrs
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)
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await GossipSub(nodes[2]).addDirectPeer(
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nodes[1].switch.peerInfo.peerId, nodes[1].switch.peerInfo.addrs
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{.used.}
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import sequtils, options, tables, sets
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@ -184,6 +178,12 @@ suite "GossipSub":
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await GossipSub(nodes[1]).addDirectPeer(
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nodes[0].switch.peerInfo.peerId, nodes[0].switch.peerInfo.addrs
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)
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await GossipSub(nodes[1]).addDirectPeer(
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nodes[2].switch.peerInfo.peerId, nodes[2].switch.peerInfo.addrs
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)
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await GossipSub(nodes[2]).addDirectPeer(
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nodes[1].switch.peerInfo.peerId, nodes[1].switch.peerInfo.addrs
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)
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var handlerFut = newFuture[void]()
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proc handler(topic: string, data: seq[byte]) {.async.} =
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