86 lines
2.8 KiB
Nim
86 lines
2.8 KiB
Nim
# compile time options here
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const
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libp2p_pubsub_sign {.booldefine.} = true
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libp2p_pubsub_verify {.booldefine.} = true
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libp2p_pubsub_anonymize {.booldefine.} = false
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import random, tables
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import chronos
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import ../../libp2p/[standard_setup,
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protocols/pubsub/pubsub,
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protocols/pubsub/gossipsub,
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protocols/pubsub/floodsub,
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protocols/secure/secure]
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export standard_setup
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randomize()
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proc generateNodes*(
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num: Natural,
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secureManagers: openarray[SecureProtocol] = [
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SecureProtocol.Noise
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],
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msgIdProvider: MsgIdProvider = nil,
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gossip: bool = false,
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triggerSelf: bool = false,
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verifySignature: bool = libp2p_pubsub_verify,
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anonymize: bool = libp2p_pubsub_anonymize,
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sign: bool = libp2p_pubsub_sign): seq[PubSub] =
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for i in 0..<num:
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let switch = newStandardSwitch(secureManagers = secureManagers)
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let pubsub = if gossip:
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let g = GossipSub.init(
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switch = switch,
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triggerSelf = triggerSelf,
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verifySignature = verifySignature,
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sign = sign,
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msgIdProvider = msgIdProvider,
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anonymize = anonymize,
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parameters = (var p = GossipSubParams.init(); p.floodPublish = false; p))
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# set some testing params, to enable scores
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g.topicParams.mgetOrPut("foobar", TopicParams.init()).topicWeight = 1.0
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g.topicParams.mgetOrPut("foo", TopicParams.init()).topicWeight = 1.0
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g.topicParams.mgetOrPut("bar", TopicParams.init()).topicWeight = 1.0
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g.PubSub
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else:
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FloodSub.init(
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switch = switch,
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triggerSelf = triggerSelf,
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verifySignature = verifySignature,
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sign = sign,
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msgIdProvider = msgIdProvider,
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anonymize = anonymize).PubSub
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switch.mount(pubsub)
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result.add(pubsub)
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proc subscribeNodes*(nodes: seq[PubSub]) {.async.} =
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for dialer in nodes:
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for node in nodes:
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if dialer.switch.peerInfo.peerId != node.switch.peerInfo.peerId:
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await dialer.switch.connect(node.peerInfo.peerId, node.peerInfo.addrs)
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proc subscribeSparseNodes*(nodes: seq[PubSub], degree: int = 2) {.async.} =
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if nodes.len < degree:
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raise (ref CatchableError)(msg: "nodes count needs to be greater or equal to degree!")
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for i, dialer in nodes:
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if (i mod degree) != 0:
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continue
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for node in nodes:
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if dialer.switch.peerInfo.peerId != node.peerInfo.peerId:
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await dialer.switch.connect(node.peerInfo.peerId, node.peerInfo.addrs)
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proc subscribeRandom*(nodes: seq[PubSub]) {.async.} =
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for dialer in nodes:
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var dialed: seq[PeerID]
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while dialed.len < nodes.len - 1:
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let node = sample(nodes)
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if node.peerInfo.peerId notin dialed:
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if dialer.peerInfo.peerId != node.peerInfo.peerId:
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await dialer.switch.connect(node.peerInfo.peerId, node.peerInfo.addrs)
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dialed.add(node.peerInfo.peerId)
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