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nim-libp2p-experimental
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remove generic constructor and expose serverflags (#176) 

* remove generic constructor and expose serverflags

* fix transport constructor

* fix merge issues
This commit is contained in:
Dmitriy Ryajov 2020-05-18 13:04:05 -06:00 committed by GitHub
parent 773b738c12
commit 9cf1fd0216
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GPG Key ID: 4AEE18F83AFDEB23
11 changed files with 59 additions and 73 deletions
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2
examples/directchat.nim
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@ -175,7 +175,7 @@ proc processInput(rfd: AsyncFD) {.async.} =
result = newMplex(conn)
let mplexProvider = newMuxerProvider(createMplex, MplexCodec)
let transports = @[Transport(newTransport(TcpTransport))]
let transports = @[Transport(TcpTransport.init())]
let muxers = [(MplexCodec, mplexProvider)].toTable()
let identify = newIdentify(peerInfo)
let secureManagers = [(SecioCodec, Secure(newSecio(seckey)))].toTable()

6
libp2p/standard_setup.nim
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@ -5,7 +5,7 @@ const
libp2p_pubsub_verify {.booldefine.} = true
import
options, tables,
options, tables, chronos,
switch, peer, peerinfo, connection, multiaddress,
crypto/crypto, transports/[transport, tcptransport],
muxers/[muxer, mplex/mplex, mplex/types],
@ -26,7 +26,7 @@ proc newStandardSwitch*(privKey = none(PrivateKey),
gossip = false,
verifySignature = libp2p_pubsub_verify,
sign = libp2p_pubsub_sign,
transportFlags: TransportFlags = {}): Switch =
transportFlags: set[ServerFlags] = {}): Switch =
proc createMplex(conn: Connection): Muxer =
result = newMplex(conn)
@ -34,7 +34,7 @@ proc newStandardSwitch*(privKey = none(PrivateKey),
seckey = privKey.get(otherwise = PrivateKey.random(ECDSA).tryGet())
peerInfo = PeerInfo.init(seckey, [address])
mplexProvider = newMuxerProvider(createMplex, MplexCodec)
transports = @[Transport(newTransport(TcpTransport, transportFlags))]
transports = @[Transport(TcpTransport.init(transportFlags))]
muxers = {MplexCodec: mplexProvider}.toTable
identify = newIdentify(peerInfo)
when libp2p_secure == "noise":

9
libp2p/transports/tcptransport.nim
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@ -26,6 +26,7 @@ type
TcpTransport* = ref object of Transport
server*: StreamServer
clients: seq[StreamTransport]
flags: set[ServerFlags]
cleanups*: seq[Future[void]]
handlers*: seq[Future[void]]
@ -91,7 +92,11 @@ proc connCb(server: StreamServer,
# shouldn't happen but..
warn "Error closing connection", err = err.msg
method init*(t: TcpTransport) =
proc init*(T: type TcpTransport, flags: set[ServerFlags] = {}): T =
result = T(flags: flags)
result.initTransport()
method initTransport*(t: TcpTransport) =
t.multicodec = multiCodec("tcp")
inc getTcpTransportTracker().opened
@ -134,7 +139,7 @@ method listen*(t: TcpTransport,
discard await procCall Transport(t).listen(ma, handler) # call base
## listen on the transport
t.server = createStreamServer(t.ma, connCb, transportFlagsToServerFlags(t.flags), t)
t.server = createStreamServer(t.ma, connCb, t.flags, t)
t.server.start()
# always get the resolved address in case we're bound to 0.0.0.0:0

21
libp2p/transports/transport.nim
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@ -17,34 +17,15 @@ import ../connection,
type
ConnHandler* = proc (conn: Connection): Future[void] {.gcsafe.}
TransportFlag* {.pure.} = enum
ReuseAddr
TransportFlags* = set[TransportFlag]
Transport* = ref object of RootObj
ma*: Multiaddress
handler*: ConnHandler
multicodec*: MultiCodec
flags*: TransportFlags
proc transportFlagsToServerFlags*(flags: TransportFlags): set[ServerFlags] {.gcsafe.} =
let transportFlagToServerFlagMapping = {
TransportFlag.ReuseAddr: ServerFlags.ReuseAddr,
}.toTable()
for flag in flags:
result.incl(transportFlagToServerFlagMapping[flag])
method init*(t: Transport) {.base, gcsafe.} =
method initTransport*(t: Transport) {.base, gcsafe, locks: "unknown".} =
## perform protocol initialization
discard
proc newTransport*(t: typedesc[Transport], flags: TransportFlags = {}): t {.gcsafe.} =
new result
result.flags = flags
result.init()
method close*(t: Transport) {.base, async, gcsafe.} =
## stop and cleanup the transport
## including all outstanding connections

8
tests/testidentify.nim
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@ -34,11 +34,11 @@ suite "Identify":
proc connHandler(conn: Connection): Future[void] {.async, gcsafe.} =
await msListen.handle(conn)
var transport1 = newTransport(TcpTransport)
var transport1 = TcpTransport.init()
serverFut = await transport1.listen(ma, connHandler)
let msDial = newMultistream()
let transport2: TcpTransport = newTransport(TcpTransport)
let transport2: TcpTransport = TcpTransport.init()
let conn = await transport2.dial(transport1.ma)
var peerInfo = PeerInfo.init(PrivateKey.random(RSA).get(), [ma])
@ -78,11 +78,11 @@ suite "Identify":
await conn.close()
done.complete()
let transport1: TcpTransport = newTransport(TcpTransport)
let transport1: TcpTransport = TcpTransport.init()
asyncCheck transport1.listen(ma, connHandler)
let msDial = newMultistream()
let transport2: TcpTransport = newTransport(TcpTransport)
let transport2: TcpTransport = TcpTransport.init()
let conn = await transport2.dial(transport1.ma)
var localPeerInfo = PeerInfo.init(PrivateKey.random(RSA).get(), [ma])

2
tests/testinterop.nim
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@ -71,7 +71,7 @@ proc createNode*(privKey: Option[PrivateKey] = none(PrivateKey),
var peerInfo = NativePeerInfo.init(seckey.get(), [Multiaddress.init(address)])
proc createMplex(conn: Connection): Muxer = newMplex(conn)
let mplexProvider = newMuxerProvider(createMplex, MplexCodec)
let transports = @[Transport(newTransport(TcpTransport))]
let transports = @[Transport(TcpTransport.init())]
let muxers = [(MplexCodec, mplexProvider)].toTable()
let identify = newIdentify(peerInfo)
let secureManagers = [(SecioCodec, Secure(newSecio(seckey.get())))].toTable()

32
tests/testmplex.nim
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@ -229,10 +229,10 @@ suite "Mplex":
await mplexListen.handle()
await mplexListen.close()
let transport1: TcpTransport = newTransport(TcpTransport)
let transport1: TcpTransport = TcpTransport.init()
let listenFut = await transport1.listen(ma, connHandler)
let transport2: TcpTransport = newTransport(TcpTransport)
let transport2: TcpTransport = TcpTransport.init()
let conn = await transport2.dial(transport1.ma)
let mplexDial = newMplex(conn)
@ -267,10 +267,10 @@ suite "Mplex":
await mplexListen.handle()
await mplexListen.close()
let transport1: TcpTransport = newTransport(TcpTransport)
let transport1: TcpTransport = TcpTransport.init()
let listenFut = await transport1.listen(ma, connHandler)
let transport2: TcpTransport = newTransport(TcpTransport)
let transport2: TcpTransport = TcpTransport.init()
let conn = await transport2.dial(transport1.ma)
let mplexDial = newMplex(conn)
@ -312,10 +312,10 @@ suite "Mplex":
await mplexListen.handle()
await mplexListen.close()
let transport1: TcpTransport = newTransport(TcpTransport)
let transport1: TcpTransport = TcpTransport.init()
let listenFut = await transport1.listen(ma, connHandler)
let transport2: TcpTransport = newTransport(TcpTransport)
let transport2: TcpTransport = TcpTransport.init()
let conn = await transport2.dial(transport1.ma)
let mplexDial = newMplex(conn)
@ -352,10 +352,10 @@ suite "Mplex":
await mplexListen.handle()
await mplexListen.close()
let transport1: TcpTransport = newTransport(TcpTransport)
let transport1: TcpTransport = TcpTransport.init()
let listenFut = await transport1.listen(ma, connHandler)
let transport2: TcpTransport = newTransport(TcpTransport)
let transport2: TcpTransport = TcpTransport.init()
let conn = await transport2.dial(transport1.ma)
let mplexDial = newMplex(conn)
@ -393,10 +393,10 @@ suite "Mplex":
await mplexListen.handle()
await mplexListen.close()
let transport1 = newTransport(TcpTransport)
let transport1 = TcpTransport.init()
let listenFut = await transport1.listen(ma, connHandler)
let transport2: TcpTransport = newTransport(TcpTransport)
let transport2: TcpTransport = TcpTransport.init()
let conn = await transport2.dial(transport1.ma)
let mplexDial = newMplex(conn)
@ -436,10 +436,10 @@ suite "Mplex":
await mplexListen.handle()
await mplexListen.close()
let transport1: TcpTransport = newTransport(TcpTransport)
let transport1: TcpTransport = TcpTransport.init()
let listenFut = await transport1.listen(ma, connHandler)
let transport2: TcpTransport = newTransport(TcpTransport)
let transport2: TcpTransport = TcpTransport.init()
let conn = await transport2.dial(transport1.ma)
let mplexDial = newMplex(conn)
@ -477,10 +477,10 @@ suite "Mplex":
await mplexListen.handle()
await mplexListen.close()
let transport1: TcpTransport = newTransport(TcpTransport)
let transport1: TcpTransport = TcpTransport.init()
let listenFut = await transport1.listen(ma, connHandler)
let transport2: TcpTransport = newTransport(TcpTransport)
let transport2: TcpTransport = TcpTransport.init()
let conn = await transport2.dial(transport1.ma)
let mplexDial = newMplex(conn)
@ -545,10 +545,10 @@ suite "Mplex":
await mplexListen.handle()
await mplexListen.close()
let transport1: TcpTransport = newTransport(TcpTransport)
let transport1: TcpTransport = TcpTransport.init()
let listenFut = await transport1.listen(ma, connHandler)
let transport2: TcpTransport = newTransport(TcpTransport)
let transport2: TcpTransport = TcpTransport.init()
let conn = await transport2.dial(transport1.ma)
let mplexDial = newMplex(conn)

16
tests/testmultistream.nim
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@ -260,11 +260,11 @@ suite "Multistream select":
await conn.close()
handlerWait2.complete()
let transport1: TcpTransport = newTransport(TcpTransport)
let transport1: TcpTransport = TcpTransport.init()
asyncCheck transport1.listen(ma, connHandler)
let msDial = newMultistream()
let transport2: TcpTransport = newTransport(TcpTransport)
let transport2: TcpTransport = TcpTransport.init()
let conn = await transport2.dial(transport1.ma)
check (await msDial.select(conn, "/test/proto/1.0.0")) == true
@ -304,7 +304,7 @@ suite "Multistream select":
msListen.addHandler("/test/proto1/1.0.0", protocol)
msListen.addHandler("/test/proto2/1.0.0", protocol)
let transport1: TcpTransport = newTransport(TcpTransport)
let transport1: TcpTransport = TcpTransport.init()
proc connHandler(conn: Connection): Future[void] {.async, gcsafe.} =
await msListen.handle(conn)
handlerWait.complete()
@ -312,7 +312,7 @@ suite "Multistream select":
asyncCheck transport1.listen(ma, connHandler)
let msDial = newMultistream()
let transport2: TcpTransport = newTransport(TcpTransport)
let transport2: TcpTransport = TcpTransport.init()
let conn = await transport2.dial(transport1.ma)
let ls = await msDial.list(conn)
@ -348,11 +348,11 @@ suite "Multistream select":
proc connHandler(conn: Connection): Future[void] {.async, gcsafe.} =
await msListen.handle(conn)
let transport1: TcpTransport = newTransport(TcpTransport)
let transport1: TcpTransport = TcpTransport.init()
asyncCheck transport1.listen(ma, connHandler)
let msDial = newMultistream()
let transport2: TcpTransport = newTransport(TcpTransport)
let transport2: TcpTransport = TcpTransport.init()
let conn = await transport2.dial(transport1.ma)
check (await msDial.select(conn,
@ -388,11 +388,11 @@ suite "Multistream select":
proc connHandler(conn: Connection): Future[void] {.async, gcsafe.} =
await msListen.handle(conn)
let transport1: TcpTransport = newTransport(TcpTransport)
let transport1: TcpTransport = TcpTransport.init()
asyncCheck transport1.listen(ma, connHandler)
let msDial = newMultistream()
let transport2: TcpTransport = newTransport(TcpTransport)
let transport2: TcpTransport = TcpTransport.init()
let conn = await transport2.dial(transport1.ma)
check (await msDial.select(conn, @["/test/proto2/1.0.0", "/test/proto1/1.0.0"])) == "/test/proto2/1.0.0"

14
tests/testnoise.nim
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@ -58,7 +58,7 @@ proc createSwitch(ma: MultiAddress; outgoing: bool): (Switch, PeerInfo) =
result = newMplex(conn)
let mplexProvider = newMuxerProvider(createMplex, MplexCodec)
let transports = @[Transport(newTransport(TcpTransport))]
let transports = @[Transport(TcpTransport.init())]
let muxers = [(MplexCodec, mplexProvider)].toTable()
let secureManagers = [(NoiseCodec, Secure(newNoise(peerInfo.privateKey, outgoing = outgoing)))].toTable()
let switch = newSwitch(peerInfo,
@ -88,11 +88,11 @@ suite "Noise":
await sconn.write(cstring("Hello!"), 6)
let
transport1: TcpTransport = newTransport(TcpTransport)
transport1: TcpTransport = TcpTransport.init()
asyncCheck await transport1.listen(server, connHandler)
let
transport2: TcpTransport = newTransport(TcpTransport)
transport2: TcpTransport = TcpTransport.init()
clientInfo = PeerInfo.init(PrivateKey.random(RSA).get(), [transport1.ma])
clientNoise = newNoise(clientInfo.privateKey, outgoing = true)
conn = await transport2.dial(transport1.ma)
@ -130,11 +130,11 @@ suite "Noise":
readTask.complete()
let
transport1: TcpTransport = newTransport(TcpTransport)
transport1: TcpTransport = TcpTransport.init()
asyncCheck await transport1.listen(server, connHandler)
let
transport2: TcpTransport = newTransport(TcpTransport)
transport2: TcpTransport = TcpTransport.init()
clientInfo = PeerInfo.init(PrivateKey.random(RSA).get(), [transport1.ma])
clientNoise = newNoise(clientInfo.privateKey, outgoing = true)
conn = await transport2.dial(transport1.ma)
@ -173,11 +173,11 @@ suite "Noise":
readTask.complete()
let
transport1: TcpTransport = newTransport(TcpTransport)
transport1: TcpTransport = TcpTransport.init()
asyncCheck await transport1.listen(server, connHandler)
let
transport2: TcpTransport = newTransport(TcpTransport)
transport2: TcpTransport = TcpTransport.init()
clientInfo = PeerInfo.init(PrivateKey.random(RSA).get(), [transport1.ma])
clientNoise = newNoise(clientInfo.privateKey, outgoing = true)
conn = await transport2.dial(transport1.ma)

6
tests/testswitch.nim
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@ -39,7 +39,7 @@ proc createSwitch(ma: MultiAddress): (Switch, PeerInfo) =
result = newMplex(conn)
let mplexProvider = newMuxerProvider(createMplex, MplexCodec)
let transports = @[Transport(newTransport(TcpTransport))]
let transports = @[Transport(TcpTransport.init())]
let muxers = [(MplexCodec, mplexProvider)].toTable()
let secureManagers = [(SecioCodec, Secure(newSecio(peerInfo.privateKey)))].toTable()
let switch = newSwitch(peerInfo,
@ -174,11 +174,11 @@ suite "Switch":
# readTask.complete()
# let
# transport1: TcpTransport = newTransport(TcpTransport)
# transport1: TcpTransport = TcpTransport.init()
# asyncCheck await transport1.listen(server, connHandler)
# let
# transport2: TcpTransport = newTransport(TcpTransport)
# transport2: TcpTransport = TcpTransport.init()
# clientInfo = PeerInfo.init(PrivateKey.random(RSA), [transport1.ma])
# clientNoise = newSecio(clientInfo.privateKey)
# conn = await transport2.dial(transport1.ma)

16
tests/testtransport.nim
View File

@ -23,7 +23,7 @@ suite "TCP transport":
await conn.close()
handlerWait.complete()
let transport: TcpTransport = newTransport(TcpTransport)
let transport: TcpTransport = TcpTransport.init()
asyncCheck transport.listen(ma, connHandler)
@ -51,7 +51,7 @@ suite "TCP transport":
await conn.close()
handlerWait.complete()
let transport: TcpTransport = newTransport(TcpTransport)
let transport: TcpTransport = TcpTransport.init()
asyncCheck await transport.listen(ma, connHandler)
let streamTransport: StreamTransport = await connect(transport.ma)
let sent = await streamTransport.write("Hello!", 6)
@ -83,7 +83,7 @@ suite "TCP transport":
server.start()
let ma: MultiAddress = MultiAddress.init(server.sock.getLocalAddress())
let transport: TcpTransport = newTransport(TcpTransport)
let transport: TcpTransport = TcpTransport.init()
let conn = await transport.dial(ma)
var msg = newSeq[byte](6)
await conn.readExactly(addr msg[0], 6)
@ -120,7 +120,7 @@ suite "TCP transport":
server.start()
let ma: MultiAddress = MultiAddress.init(server.sock.getLocalAddress())
let transport: TcpTransport = newTransport(TcpTransport)
let transport: TcpTransport = TcpTransport.init()
let conn = await transport.dial(ma)
await conn.write(cstring("Hello!"), 6)
result = true
@ -145,10 +145,10 @@ suite "TCP transport":
await conn.close()
handlerWait.complete()
let transport1: TcpTransport = newTransport(TcpTransport)
let transport1: TcpTransport = TcpTransport.init()
asyncCheck transport1.listen(ma, connHandler)
let transport2: TcpTransport = newTransport(TcpTransport)
let transport2: TcpTransport = TcpTransport.init()
let conn = await transport2.dial(transport1.ma)
var msg = newSeq[byte](6)
await conn.readExactly(addr msg[0], 6)
@ -175,10 +175,10 @@ suite "TCP transport":
await conn.close()
handlerWait.complete()
let transport1: TcpTransport = newTransport(TcpTransport)
let transport1: TcpTransport = TcpTransport.init()
asyncCheck transport1.listen(ma, connHandler)
let transport2: TcpTransport = newTransport(TcpTransport)
let transport2: TcpTransport = TcpTransport.init()
let conn = await transport2.dial(transport1.ma)
await conn.write(cstring("Hello!"), 6)