58 lines
1.8 KiB
Nim
58 lines
1.8 KiB
Nim
#
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# Ethereum P2P
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# (c) Copyright 2018
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# Status Research & Development GmbH
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#
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# See the file "LICENSE", included in this
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# distribution, for details about the copyright.
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#
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import sequtils, logging
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import eth_keys, asyncdispatch2, byteutils
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import eth_p2p/[discovery, kademlia, enode]
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const clientId = "nim-eth-p2p/0.0.1"
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addHandler(newConsoleLogger())
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proc startDiscoveryNode(privKey: PrivateKey, address: Address, bootnodes: seq[ENode]): Future[DiscoveryProtocol] {.async.} =
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result = newDiscoveryProtocol(privKey, address, bootnodes)
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result.open()
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await result.bootstrap()
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proc localAddress(port: int): Address =
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let port = Port(port)
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result = Address(udpPort: port, tcpPort: port, ip: parseIpAddress("127.0.0.1"))
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let
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bootNodeKey = initPrivateKey("a2b50376a79b1a8c8a3296485572bdfbf54708bb46d3c25d73d2723aaaf6a617")
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bootNodeAddr = localAddress(20301)
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bootENode = initENode(bootNodeKey.getPublicKey, bootNodeAddr)
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nodeKeys = [
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initPrivateKey("a2b50376a79b1a8c8a3296485572bdfbf54708bb46d3c25d73d2723aaaf6a618"),
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initPrivateKey("a2b50376a79b1a8c8a3296485572bdfbf54708bb46d3c25d73d2723aaaf6a619"),
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initPrivateKey("a2b50376a79b1a8c8a3296485572bdfbf54708bb46d3c25d73d2723aaaf6a620")
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]
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proc nodeIdInNodes(id: NodeId, nodes: openarray[Node]): bool =
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for n in nodes:
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if id == n.id: return true
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proc test() {.async.} =
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let bootNode = await startDiscoveryNode(bootNodeKey, bootNodeAddr, @[])
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var nodeAddrs = newSeqOfCap[Address](nodeKeys.len)
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for i in 0 ..< nodeKeys.len: nodeAddrs.add(localAddress(20302 + i))
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var nodes = await all(zip(nodeKeys, nodeAddrs).mapIt(
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startDiscoveryNode(it.a, it.b, @[bootENode]))
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)
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nodes.add(bootNode)
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for i in nodes:
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for j in nodes:
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if j != i:
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doAssert(nodeIdInNodes(i.thisNode.id, j.randomNodes(nodes.len - 1)))
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waitFor test()
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