nwaku/waku/node/v2/standard_setup.nim

77 lines
2.7 KiB
Nim

# compile time options here
const
libp2p_secure {.strdefine.} = ""
libp2p_pubsub_sign {.booldefine.} = true
libp2p_pubsub_verify {.booldefine.} = true
import
options, tables, chronicles, chronos,
libp2p/[switch, peerinfo, multiaddress, crypto/crypto],
libp2p/stream/connection,
libp2p/transports/[transport, tcptransport],
libp2p/muxers/[muxer, mplex/mplex, mplex/types],
libp2p/protocols/[identify, secure/secure],
libp2p/protocols/pubsub/[pubsub, gossipsub],
../../protocol/v2/waku_protocol2
import
libp2p/protocols/secure/noise,
libp2p/protocols/secure/secio
export
switch, peerinfo, connection, multiaddress, crypto
type
SecureProtocol* {.pure.} = enum
Noise,
Secio
proc newStandardSwitch*(privKey = none(PrivateKey),
address = MultiAddress.init("/ip4/127.0.0.1/tcp/0").tryGet(),
triggerSelf = false,
gossip = false,
secureManagers: openarray[SecureProtocol] = [
# NOTE below relates to Eth2
# TODO investigate why we're getting fewer peers on public testnets with noise
SecureProtocol.Secio,
SecureProtocol.Noise, # array cos order matters
],
verifySignature = libp2p_pubsub_verify,
sign = libp2p_pubsub_sign,
transportFlags: set[ServerFlags] = {},
rng = newRng(),
inTimeout: Duration = 1.minutes,
outTimeout: Duration = 1.minutes): Switch =
info "newStandardSwitch"
proc createMplex(conn: Connection): Muxer =
Mplex.init(
conn,
inTimeout = inTimeout,
outTimeout = outTimeout)
let
seckey = privKey.get(otherwise = PrivateKey.random(ECDSA, rng[]).tryGet())
peerInfo = PeerInfo.init(seckey, [address])
mplexProvider = newMuxerProvider(createMplex, MplexCodec)
transports = @[Transport(TcpTransport.init(transportFlags))]
muxers = {MplexCodec: mplexProvider}.toTable
identify = newIdentify(peerInfo)
var
secureManagerInstances: seq[Secure]
for sec in secureManagers:
case sec
of SecureProtocol.Noise:
secureManagerInstances &= newNoise(rng, seckey).Secure
of SecureProtocol.Secio:
secureManagerInstances &= newSecio(rng, seckey).Secure
let pubSub = PubSub newPubSub(WakuSub, peerInfo, triggerSelf)
result = newSwitch(peerInfo,
transports,
identify,
muxers,
secureManagers = secureManagerInstances,
pubSub = some(pubSub))