mirror of https://github.com/vacp2p/nim-libp2p.git
62 lines
2.2 KiB
Nim
62 lines
2.2 KiB
Nim
import options, tables
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import chronos
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import ../../libp2p/[switch,
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peer,
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connection,
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multiaddress,
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peerinfo,
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muxers/muxer,
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crypto/crypto,
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muxers/mplex/mplex,
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muxers/mplex/types,
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protocols/identify,
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transports/transport,
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transports/tcptransport,
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protocols/secure/secure,
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protocols/secure/secio,
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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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proc createMplex(conn: Connection): Muxer =
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result = newMplex(conn)
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proc createNode*(privKey: Option[PrivateKey] = none(PrivateKey),
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address: string = "/ip4/127.0.0.1/tcp/0",
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triggerSelf: bool = false,
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gossip: bool = false): Switch =
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var seckey = privKey
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if privKey.isNone:
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seckey = some(PrivateKey.random(RSA))
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var peerInfo = PeerInfo.init(seckey.get(), @[Multiaddress.init(address)])
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let mplexProvider = newMuxerProvider(createMplex, MplexCodec)
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let transports = @[Transport(newTransport(TcpTransport))]
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let muxers = [(MplexCodec, mplexProvider)].toTable()
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let identify = newIdentify(peerInfo)
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let secureManagers = [(SecioCodec, Secure(newSecio(seckey.get())))].toTable()
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var pubSub: Option[PubSub]
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if gossip:
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pubSub = some(PubSub(newPubSub(GossipSub, peerInfo, triggerSelf)))
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else:
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pubSub = some(PubSub(newPubSub(FloodSub, peerInfo, triggerSelf)))
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result = newSwitch(peerInfo,
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transports,
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identify,
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muxers,
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secureManagers = secureManagers,
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pubSub = pubSub)
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proc generateNodes*(num: Natural, gossip: bool = false): seq[Switch] =
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for i in 0..<num:
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result.add(createNode(gossip = gossip))
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proc subscribeNodes*(nodes: seq[Switch]) {.async.} =
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for dialer in nodes:
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for node in nodes:
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if dialer.peerInfo.peerId != node.peerInfo.peerId:
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await dialer.subscribeToPeer(node.peerInfo)
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await sleepAsync(100.millis)
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