316 lines
10 KiB
Nim
316 lines
10 KiB
Nim
## Nim-LibP2P
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## Copyright (c) 2020 Status Research & Development GmbH
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## Licensed under either of
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## * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE))
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## * MIT license ([LICENSE-MIT](LICENSE-MIT))
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## at your option.
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## This file may not be copied, modified, or distributed except according to
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## those terms.
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{.used.}
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import unittest, tables, bearssl
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import chronos, stew/byteutils
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import chronicles
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import ../libp2p/crypto/crypto
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import ../libp2p/[switch,
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errors,
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multistream,
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stream/bufferstream,
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protocols/identify,
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stream/connection,
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transports/transport,
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transports/tcptransport,
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multiaddress,
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peerinfo,
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crypto/crypto,
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protocols/protocol,
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muxers/muxer,
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muxers/mplex/mplex,
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protocols/secure/noise,
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protocols/secure/secure]
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import ./helpers
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const
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TestCodec = "/test/proto/1.0.0"
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type
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TestProto = ref object of LPProtocol
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method init(p: TestProto) {.gcsafe.} =
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proc handle(conn: Connection, proto: string) {.async, gcsafe.} =
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let msg = string.fromBytes(await conn.readLp(1024))
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check "Hello!" == msg
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await conn.writeLp("Hello!")
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await conn.close()
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p.codec = TestCodec
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p.handler = handle
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proc createSwitch(ma: MultiAddress; outgoing: bool): (Switch, PeerInfo) =
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var peerInfo: PeerInfo = PeerInfo.init(PrivateKey.random(ECDSA, rng[]).get())
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peerInfo.addrs.add(ma)
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let identify = newIdentify(peerInfo)
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proc createMplex(conn: Connection): Muxer =
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result = Mplex.init(conn)
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let mplexProvider = newMuxerProvider(createMplex, MplexCodec)
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let transports = @[Transport(TcpTransport.init())]
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let muxers = [(MplexCodec, mplexProvider)].toTable()
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let secureManagers = [Secure(newNoise(rng, peerInfo.privateKey, outgoing = outgoing))]
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let switch = newSwitch(peerInfo,
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transports,
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identify,
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muxers,
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secureManagers)
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result = (switch, peerInfo)
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suite "Noise":
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teardown:
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checkTrackers()
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test "e2e: handle write + noise":
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proc testListenerDialer(): Future[bool] {.async.} =
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let
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server = Multiaddress.init("/ip4/0.0.0.0/tcp/0").tryGet()
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serverInfo = PeerInfo.init(PrivateKey.random(ECDSA, rng[]).get(), [server])
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serverNoise = newNoise(rng, serverInfo.privateKey, outgoing = false)
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proc connHandler(conn: Connection) {.async, gcsafe.} =
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let sconn = await serverNoise.secure(conn, false)
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try:
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await sconn.write("Hello!")
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finally:
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await sconn.close()
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await conn.close()
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let
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transport1: TcpTransport = TcpTransport.init()
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asyncCheck await transport1.listen(server, connHandler)
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let
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transport2: TcpTransport = TcpTransport.init()
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clientInfo = PeerInfo.init(PrivateKey.random(ECDSA, rng[]).get(), [transport1.ma])
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clientNoise = newNoise(rng, clientInfo.privateKey, outgoing = true)
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conn = await transport2.dial(transport1.ma)
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sconn = await clientNoise.secure(conn, true)
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var msg = newSeq[byte](6)
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await sconn.readExactly(addr msg[0], 6)
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await sconn.close()
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await conn.close()
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await transport1.close()
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await transport2.close()
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result = string.fromBytes(msg) == "Hello!"
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check:
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waitFor(testListenerDialer()) == true
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test "e2e: handle read + noise":
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proc testListenerDialer(): Future[bool] {.async.} =
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let
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server = Multiaddress.init("/ip4/0.0.0.0/tcp/0").tryGet()
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serverInfo = PeerInfo.init(PrivateKey.random(ECDSA, rng[]).get(), [server])
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serverNoise = newNoise(rng, serverInfo.privateKey, outgoing = false)
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readTask = newFuture[void]()
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proc connHandler(conn: Connection) {.async, gcsafe.} =
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let sconn = await serverNoise.secure(conn, false)
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defer:
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await sconn.close()
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await conn.close()
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var msg = newSeq[byte](6)
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await sconn.readExactly(addr msg[0], 6)
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check string.fromBytes(msg) == "Hello!"
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readTask.complete()
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let
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transport1: TcpTransport = TcpTransport.init()
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asyncCheck await transport1.listen(server, connHandler)
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let
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transport2: TcpTransport = TcpTransport.init()
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clientInfo = PeerInfo.init(PrivateKey.random(ECDSA, rng[]).get(), [transport1.ma])
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clientNoise = newNoise(rng, clientInfo.privateKey, outgoing = true)
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conn = await transport2.dial(transport1.ma)
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sconn = await clientNoise.secure(conn, true)
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await sconn.write("Hello!")
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await readTask
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await sconn.close()
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await conn.close()
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await transport1.close()
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await transport2.close()
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result = true
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check:
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waitFor(testListenerDialer()) == true
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test "e2e: handle read + noise fragmented":
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proc testListenerDialer(): Future[bool] {.async.} =
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let
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server = Multiaddress.init("/ip4/0.0.0.0/tcp/0").tryGet()
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serverInfo = PeerInfo.init(PrivateKey.random(ECDSA, rng[]).get(), [server])
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serverNoise = newNoise(rng, serverInfo.privateKey, outgoing = false)
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readTask = newFuture[void]()
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var hugePayload = newSeq[byte](0xFFFFF)
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brHmacDrbgGenerate(rng[], hugePayload)
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trace "Sending huge payload", size = hugePayload.len
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proc connHandler(conn: Connection) {.async, gcsafe.} =
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let sconn = await serverNoise.secure(conn, false)
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defer:
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await sconn.close()
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let msg = await sconn.readLp(1024*1024)
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check msg == hugePayload
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readTask.complete()
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let
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transport1: TcpTransport = TcpTransport.init()
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listenFut = await transport1.listen(server, connHandler)
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let
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transport2: TcpTransport = TcpTransport.init()
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clientInfo = PeerInfo.init(PrivateKey.random(ECDSA, rng[]).get(), [transport1.ma])
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clientNoise = newNoise(rng, clientInfo.privateKey, outgoing = true)
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conn = await transport2.dial(transport1.ma)
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sconn = await clientNoise.secure(conn, true)
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await sconn.writeLp(hugePayload)
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await readTask
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await sconn.close()
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await conn.close()
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await transport2.close()
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await transport1.close()
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await listenFut
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result = true
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check:
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waitFor(testListenerDialer()) == true
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test "e2e use switch dial proto string":
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proc testSwitch(): Future[bool] {.async, gcsafe.} =
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let ma1: MultiAddress = Multiaddress.init("/ip4/0.0.0.0/tcp/0").tryGet()
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let ma2: MultiAddress = Multiaddress.init("/ip4/0.0.0.0/tcp/0").tryGet()
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var peerInfo1, peerInfo2: PeerInfo
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var switch1, switch2: Switch
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var awaiters: seq[Future[void]]
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(switch1, peerInfo1) = createSwitch(ma1, false)
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let testProto = new TestProto
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testProto.init()
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testProto.codec = TestCodec
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switch1.mount(testProto)
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(switch2, peerInfo2) = createSwitch(ma2, true)
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awaiters.add(await switch1.start())
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awaiters.add(await switch2.start())
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let conn = await switch2.dial(switch1.peerInfo, TestCodec)
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await conn.writeLp("Hello!")
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let msg = string.fromBytes(await conn.readLp(1024))
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check "Hello!" == msg
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await conn.close()
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await allFuturesThrowing(
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switch1.stop(),
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switch2.stop())
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await allFuturesThrowing(awaiters)
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result = true
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check:
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waitFor(testSwitch()) == true
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# test "interop with rust noise":
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# when true: # disable cos in CI we got no interop server/client
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# proc testListenerDialer(): Future[bool] {.async.} =
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# const
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# proto = "/noise/xx/25519/chachapoly/sha256/0.1.0"
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# let
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# local = Multiaddress.init("/ip4/0.0.0.0/tcp/23456")
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# info = PeerInfo.init(PrivateKey.random(ECDSA), [local])
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# noise = newNoise(info.privateKey)
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# ms = newMultistream()
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# transport = TcpTransport.newTransport()
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# proc connHandler(conn: Connection) {.async, gcsafe.} =
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# try:
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# await ms.handle(conn)
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# trace "ms.handle exited"
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# except:
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# error getCurrentExceptionMsg()
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# finally:
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# await conn.close()
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# ms.addHandler(proto, noise)
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# let
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# clientConn = await transport.listen(local, connHandler)
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# await clientConn
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# result = true
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# check:
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# waitFor(testListenerDialer()) == true
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# test "interop with rust noise":
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# when true: # disable cos in CI we got no interop server/client
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# proc testListenerDialer(): Future[bool] {.async.} =
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# const
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# proto = "/noise/xx/25519/chachapoly/sha256/0.1.0"
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# let
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# local = Multiaddress.init("/ip4/0.0.0.0/tcp/0")
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# remote = Multiaddress.init("/ip4/127.0.0.1/tcp/23456")
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# info = PeerInfo.init(PrivateKey.random(ECDSA), [local])
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# noise = newNoise(info.privateKey)
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# ms = newMultistream()
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# transport = TcpTransport.newTransport()
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# conn = await transport.dial(remote)
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# check ms.select(conn, @[proto]).await == proto
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# let
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# sconn = await noise.secure(conn, true)
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# # use sconn
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# result = true
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# check:
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# waitFor(testListenerDialer()) == true
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# test "interop with go noise":
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# when true: # disable cos in CI we got no interop server/client
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# proc testListenerDialer(): Future[bool] {.async.} =
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# let
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# local = Multiaddress.init("/ip4/0.0.0.0/tcp/23456")
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# info = PeerInfo.init(PrivateKey.random(ECDSA), [local])
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# noise = newNoise(info.privateKey)
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# ms = newMultistream()
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# transport = TcpTransport.newTransport()
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# proc connHandler(conn: Connection) {.async, gcsafe.} =
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# try:
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# let seconn = await noise.secure(conn, false)
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# trace "ms.handle exited"
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# finally:
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# await conn.close()
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# let
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# clientConn = await transport.listen(local, connHandler)
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# await clientConn
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# result = true
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# check:
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# waitFor(testListenerDialer()) == true
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