mirror of https://github.com/waku-org/nwaku.git
52 lines
1.4 KiB
Nim
52 lines
1.4 KiB
Nim
{.used.}
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import
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std/options,
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testutils/unittests,
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chronos,
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libp2p/switch,
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libp2p/peerId,
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libp2p/crypto/crypto,
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eth/keys,
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eth/p2p/discoveryv5/enr
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import
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waku/[
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waku_node,
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discovery/waku_discv5,
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waku_peer_exchange,
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waku_peer_exchange/rpc,
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waku_peer_exchange/protocol,
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node/peer_manager,
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waku_core,
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],
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../testlib/[futures, wakucore, assertions]
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proc dialForPeerExchange*(
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client: WakuNode,
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peerInfo: RemotePeerInfo,
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requestedPeers: uint64 = 1,
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minimumPeers: uint64 = 0,
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attempts: uint64 = 100,
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): Future[Result[WakuPeerExchangeResult[PeerExchangeResponse], string]] {.async.} =
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# Dials a peer and awaits until it's able to receive a peer exchange response
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# For the test, the relevant part is the dialPeer call.
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# But because the test needs peers, and due to the asynchronous nature of the dialing,
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# we await until we receive peers from the peer exchange protocol.
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var attempts = attempts
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while attempts > 0:
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let connOpt = await client.peerManager.dialPeer(peerInfo, WakuPeerExchangeCodec)
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require connOpt.isSome()
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await sleepAsync(FUTURE_TIMEOUT_SHORT)
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let response = await client.wakuPeerExchange.request(requestedPeers, connOpt.get())
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assertResultOk(response)
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if uint64(response.get().peerInfos.len) > minimumPeers:
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return ok(response)
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attempts -= 1
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return err("Attempts exhausted.")
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