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nim-libp2p-experimental
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logging: switch debug for trace in most cases

This commit is contained in:
Dmitriy Ryajov 2019-09-23 15:51:28 -06:00
parent 011df568b7
commit 054085620c
13 changed files with 72 additions and 118 deletions
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2
libp2p/connection.nim
View File

@ -99,7 +99,7 @@ proc readLp*(s: Connection): Future[seq[byte]] {.async, gcsafe.} =
if size > 0.uint: if size > 0.uint:
await s.readExactly(addr buffer[0], int(size)) await s.readExactly(addr buffer[0], int(size))
except LPStreamIncompleteError, LPStreamReadError: except LPStreamIncompleteError, LPStreamReadError:
debug "readLp: could not read from remote", exception = getCurrentExceptionMsg() error "readLp: could not read from remote", exception = getCurrentExceptionMsg()
buffer.setLen(0) buffer.setLen(0)
result = buffer result = buffer

8
libp2p/multistream.nim
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@ -48,7 +48,7 @@ proc select*(m: MultisteamSelect,
conn: Connection, conn: Connection,
proto: seq[string]): proto: seq[string]):
Future[string] {.async.} = Future[string] {.async.} =
debug "initiating handshake", codec = m.codec trace "initiating handshake", codec = m.codec
## select a remote protocol ## select a remote protocol
await conn.write(m.codec) # write handshake await conn.write(m.codec) # write handshake
if proto.len() > 0: if proto.len() > 0:
@ -58,7 +58,7 @@ proc select*(m: MultisteamSelect,
result = cast[string](await conn.readLp()) # read ms header result = cast[string](await conn.readLp()) # read ms header
result.removeSuffix("\n") result.removeSuffix("\n")
if result != Codec: if result != Codec:
debug "handshake failed", codec = result trace "handshake failed", codec = result
return "" return ""
if proto.len() == 0: # no protocols, must be a handshake call if proto.len() == 0: # no protocols, must be a handshake call
@ -68,7 +68,7 @@ proc select*(m: MultisteamSelect,
trace "reading first requested proto" trace "reading first requested proto"
result.removeSuffix("\n") result.removeSuffix("\n")
if result == proto[0]: if result == proto[0]:
debug "succesfully selected ", proto = proto trace "succesfully selected ", proto = proto
return return
if not result.len > 0: if not result.len > 0:
@ -78,7 +78,7 @@ proc select*(m: MultisteamSelect,
result = cast[string](await conn.readLp()) # read the first proto result = cast[string](await conn.readLp()) # read the first proto
result.removeSuffix("\n") result.removeSuffix("\n")
if result == p: if result == p:
debug "selected protocol", protocol = result trace "selected protocol", protocol = result
break break
proc select*(m: MultisteamSelect, proc select*(m: MultisteamSelect,

4
libp2p/muxers/mplex/coder.nim
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@ -48,12 +48,12 @@ proc readMsg*(conn: Connection): Future[Option[Msg]] {.async, gcsafe.} =
if headerVarint.isNone: if headerVarint.isNone:
return return
debug "readMsg: read header varint ", varint = headerVarint trace "readMsg: read header varint ", varint = headerVarint
let dataLenVarint = await conn.readMplexVarint() let dataLenVarint = await conn.readMplexVarint()
var data: seq[byte] var data: seq[byte]
if dataLenVarint.isSome and dataLenVarint.get() > 0.uint: if dataLenVarint.isSome and dataLenVarint.get() > 0.uint:
debug "readMsg: read size varint ", varint = dataLenVarint trace "readMsg: read size varint ", varint = dataLenVarint
data = await conn.read(dataLenVarint.get().int) data = await conn.read(dataLenVarint.get().int)
let header = headerVarint.get() let header = headerVarint.get()

16
libp2p/muxers/mplex/mplex.nim
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@ -57,7 +57,7 @@ proc newStreamInternal*(m: Mplex,
m.getChannelList(initiator)[id] = result m.getChannelList(initiator)[id] = result
method handle*(m: Mplex) {.async, gcsafe.} = method handle*(m: Mplex) {.async, gcsafe.} =
debug "starting mplex main loop" trace "starting mplex main loop"
try: try:
while not m.connection.closed: while not m.connection.closed:
let msgRes = await m.connection.readMsg() let msgRes = await m.connection.readMsg()
@ -70,7 +70,7 @@ method handle*(m: Mplex) {.async, gcsafe.} =
if MessageType(msgType) != MessageType.New: if MessageType(msgType) != MessageType.New:
let channels = m.getChannelList(initiator) let channels = m.getChannelList(initiator)
if not channels.contains(id): if not channels.contains(id):
debug "handle: Channel with id and msg type ", id = id, msg = msgType trace "handle: Channel with id and msg type ", id = id, msg = msgType
continue continue
channel = channels[id] channel = channels[id]
@ -78,7 +78,7 @@ method handle*(m: Mplex) {.async, gcsafe.} =
of MessageType.New: of MessageType.New:
let name = cast[string](data) let name = cast[string](data)
channel = await m.newStreamInternal(false, id, name) channel = await m.newStreamInternal(false, id, name)
debug "handle: created channel ", id = id, name = name trace "handle: created channel ", id = id, name = name
if not isNil(m.streamHandler): if not isNil(m.streamHandler):
let stream = newConnection(channel) let stream = newConnection(channel)
stream.peerInfo = m.connection.peerInfo stream.peerInfo = m.connection.peerInfo
@ -91,23 +91,23 @@ method handle*(m: Mplex) {.async, gcsafe.} =
proc(udata: pointer) = proc(udata: pointer) =
channel.cleanUp() channel.cleanUp()
.addCallback(proc(udata: pointer) = .addCallback(proc(udata: pointer) =
debug "handle: cleaned up channel ", id = id)) trace "handle: cleaned up channel ", id = id))
handlerFut.addCallback(cleanUpChan) handlerFut.addCallback(cleanUpChan)
continue continue
of MessageType.MsgIn, MessageType.MsgOut: of MessageType.MsgIn, MessageType.MsgOut:
debug "handle: pushing data to channel ", id = id, msgType = msgType trace "handle: pushing data to channel ", id = id, msgType = msgType
await channel.pushTo(data) await channel.pushTo(data)
of MessageType.CloseIn, MessageType.CloseOut: of MessageType.CloseIn, MessageType.CloseOut:
debug "handle: closing channel ", id = id, msgType = msgType trace "handle: closing channel ", id = id, msgType = msgType
await channel.closedByRemote() await channel.closedByRemote()
m.getChannelList(initiator).del(id) m.getChannelList(initiator).del(id)
of MessageType.ResetIn, MessageType.ResetOut: of MessageType.ResetIn, MessageType.ResetOut:
debug "handle: resetting channel ", id = id trace "handle: resetting channel ", id = id
await channel.resetByRemote() await channel.resetByRemote()
break break
else: raise newMplexUnknownMsgError() else: raise newMplexUnknownMsgError()
except: except:
debug "exception occurred", exception = getCurrentExceptionMsg() error "exception occurred", exception = getCurrentExceptionMsg()
finally: finally:
await m.connection.close() await m.connection.close()

9
libp2p/protocols/identify.nim
View File

@ -70,7 +70,6 @@ proc decodeMsg*(buf: seq[byte]): IdentifyInfo =
var pubKey: PublicKey var pubKey: PublicKey
if pb.getValue(1, pubKey) > 0: if pb.getValue(1, pubKey) > 0:
result.pubKey = some(pubKey) result.pubKey = some(pubKey)
debug "PUBKEY", pubKey = pubKey
result.addrs = newSeq[MultiAddress]() result.addrs = newSeq[MultiAddress]()
var address = newSeq[byte]() var address = newSeq[byte]()
@ -104,7 +103,7 @@ proc newIdentify*(peerInfo: PeerInfo): Identify =
method init*(p: Identify) = method init*(p: Identify) =
proc handle(conn: Connection, proto: string) {.async, gcsafe, closure.} = proc handle(conn: Connection, proto: string) {.async, gcsafe, closure.} =
debug "handling identify request" trace "handling identify request"
var pb = encodeMsg(p.peerInfo, await conn.getObservedAddrs()) var pb = encodeMsg(p.peerInfo, await conn.getObservedAddrs())
await conn.writeLp(pb.buffer) await conn.writeLp(pb.buffer)
@ -117,19 +116,19 @@ proc identify*(p: Identify,
Future[IdentifyInfo] {.async.} = Future[IdentifyInfo] {.async.} =
var message = await conn.readLp() var message = await conn.readLp()
if len(message) == 0: if len(message) == 0:
debug "identify: Invalid or empty message received!" trace "identify: Invalid or empty message received!"
raise newException(IdentityInvalidMsgError, raise newException(IdentityInvalidMsgError,
"Invalid or empty message received!") "Invalid or empty message received!")
result = decodeMsg(message) result = decodeMsg(message)
debug "Identify for remote peer succeded" trace "Identify for remote peer succeded"
# TODO: To enable the blow code, the private and public # TODO: To enable the blow code, the private and public
# keys in PeerID need to be wrapped with Option[T] # keys in PeerID need to be wrapped with Option[T]
# if remotePeerInfo.peerId.isSome and # if remotePeerInfo.peerId.isSome and
# result.pubKey.isSome and # result.pubKey.isSome and
# result.pubKey.get() != remotePeerInfo.peerId.get().publicKey: # result.pubKey.get() != remotePeerInfo.peerId.get().publicKey:
# debug "identify: Peer's remote public key doesn't match" # trace "identify: Peer's remote public key doesn't match"
# raise newException(IdentityNoMatchError, # raise newException(IdentityNoMatchError,
# "Peer's remote public key doesn't match") # "Peer's remote public key doesn't match")

31
libp2p/protocols/pubsub/floodsub.nim
View File

@ -28,21 +28,19 @@ type
proc sendSubs(f: FloodSub, proc sendSubs(f: FloodSub,
peer: PubSubPeer, peer: PubSubPeer,
topics: seq[string], topics: seq[string],
subscribe: bool) subscribe: bool) {.async, gcsafe.} =
{.async, gcsafe.} =
## send subscriptions to remote peer ## send subscriptions to remote peer
debug "sending subscriptions", peer = peer.id, subscribe = subscribe trace "sending subscriptions", peer = peer.id, subscribe = subscribe
var msg: RPCMsg var msg: RPCMsg
for t in topics: for t in topics:
debug "sending topic", peer = peer.id, subscribe = subscribe, topicName = t trace "sending topic", peer = peer.id, subscribe = subscribe, topicName = t
msg.subscriptions.add(SubOpts(topic: t, subscribe: subscribe)) msg.subscriptions.add(SubOpts(topic: t, subscribe: subscribe))
await peer.send(@[msg]) await peer.send(@[msg])
proc rpcHandler(f: FloodSub, proc rpcHandler(f: FloodSub,
peer: PubSubPeer, peer: PubSubPeer,
rpcMsgs: seq[RPCMsg]) rpcMsgs: seq[RPCMsg]) {.async, gcsafe.} =
{.async, gcsafe.} =
## method called by a PubSubPeer every ## method called by a PubSubPeer every
## time it receives an RPC message ## time it receives an RPC message
## ##
@ -50,9 +48,9 @@ proc rpcHandler(f: FloodSub,
## or messages forwarded to this peer ## or messages forwarded to this peer
## ##
debug "processing RPC message", peer = peer.id, msg = rpcMsgs trace "processing RPC message", peer = peer.id, msg = rpcMsgs
for m in rpcMsgs: # for all RPC messages for m in rpcMsgs: # for all RPC messages
debug "processing message", msg = rpcMsgs trace "processing message", msg = rpcMsgs
if m.subscriptions.len > 0: # if there are any subscriptions if m.subscriptions.len > 0: # if there are any subscriptions
for s in m.subscriptions: # subscribe/unsubscribe the peer for each topic for s in m.subscriptions: # subscribe/unsubscribe the peer for each topic
let id = peer.id let id = peer.id
@ -61,11 +59,11 @@ proc rpcHandler(f: FloodSub,
f.peerTopics[s.topic] = initSet[string]() f.peerTopics[s.topic] = initSet[string]()
if s.subscribe: if s.subscribe:
debug "subscribing to topic", peer = id, subscriptions = m.subscriptions, topic = s.topic trace "subscribing to topic", peer = id, subscriptions = m.subscriptions, topic = s.topic
# subscribe the peer to the topic # subscribe the peer to the topic
f.peerTopics[s.topic].incl(id) f.peerTopics[s.topic].incl(id)
else: else:
debug "unsubscribing to topic", peer = id, subscriptions = m.subscriptions, topic = s.topic trace "unsubscribing to topic", peer = id, subscriptions = m.subscriptions, topic = s.topic
# unsubscribe the peer from the topic # unsubscribe the peer from the topic
f.peerTopics[s.topic].excl(id) f.peerTopics[s.topic].excl(id)
@ -86,8 +84,7 @@ proc rpcHandler(f: FloodSub,
await f.peers[p].send(@[RPCMsg(messages: m.messages)]) await f.peers[p].send(@[RPCMsg(messages: m.messages)])
proc handleConn(f: FloodSub, proc handleConn(f: FloodSub,
conn: Connection) conn: Connection) {.async, gcsafe.} =
{.async, gcsafe.} =
## handle incoming/outgoing connections ## handle incoming/outgoing connections
## ##
## this proc will: ## this proc will:
@ -129,19 +126,17 @@ method subscribeToPeer*(f: FloodSub, conn: Connection) {.async, gcsafe.} =
method publish*(f: FloodSub, method publish*(f: FloodSub,
topic: string, topic: string,
data: seq[byte]) data: seq[byte]) {.async, gcsafe.} =
{.async, gcsafe.} = trace "about to publish message on topic", topic = topic, data = data
debug "about to publish message on topic", topic = topic, data = data
let msg = makeMessage(f.peerInfo.peerId.get(), data, topic) let msg = makeMessage(f.peerInfo.peerId.get(), data, topic)
if topic in f.peerTopics: if topic in f.peerTopics:
for p in f.peerTopics[topic]: for p in f.peerTopics[topic]:
debug "pubslishing message", topic = topic, peer = p, data = data trace "pubslishing message", topic = topic, peer = p, data = data
await f.peers[p].send(@[RPCMsg(messages: @[msg])]) await f.peers[p].send(@[RPCMsg(messages: @[msg])])
method subscribe*(f: FloodSub, method subscribe*(f: FloodSub,
topic: string, topic: string,
handler: TopicHandler) handler: TopicHandler) {.async, gcsafe.} =
{.async, gcsafe.} =
await procCall PubSub(f).subscribe(topic, handler) await procCall PubSub(f).subscribe(topic, handler)
for p in f.peers.values: for p in f.peers.values:
await f.sendSubs(p, @[topic], true) await f.sendSubs(p, @[topic], true)

12
libp2p/protocols/pubsub/pubsubpeer.nim
View File

@ -30,24 +30,24 @@ type
RPCHandler* = proc(peer: PubSubPeer, msg: seq[RPCMsg]): Future[void] {.gcsafe.} RPCHandler* = proc(peer: PubSubPeer, msg: seq[RPCMsg]): Future[void] {.gcsafe.}
proc handle*(p: PubSubPeer) {.async, gcsafe.} = proc handle*(p: PubSubPeer) {.async, gcsafe.} =
debug "handling pubsub rpc", peer = p.id trace "handling pubsub rpc", peer = p.id
try: try:
while not p.conn.closed: while not p.conn.closed:
let data = await p.conn.readLp() let data = await p.conn.readLp()
debug "Read data from peer", peer = p.peerInfo, data = data.toHex() trace "Read data from peer", peer = p.peerInfo, data = data.toHex()
let msg = decodeRpcMsg(data) let msg = decodeRpcMsg(data)
debug "Decoded msg from peer", peer = p.peerInfo, msg = msg trace "Decoded msg from peer", peer = p.peerInfo, msg = msg
await p.handler(p, @[msg]) await p.handler(p, @[msg])
except: except:
debug "An exception occured while processing pubsub rpc requests", exc = getCurrentExceptionMsg() error "An exception occured while processing pubsub rpc requests", exc = getCurrentExceptionMsg()
return return
finally: finally:
debug "closing connection to pubsub peer", peer = p.id trace "closing connection to pubsub peer", peer = p.id
await p.conn.close() await p.conn.close()
proc send*(p: PubSubPeer, msgs: seq[RPCMsg]) {.async, gcsafe.} = proc send*(p: PubSubPeer, msgs: seq[RPCMsg]) {.async, gcsafe.} =
for m in msgs: for m in msgs:
debug "sending msgs to peer", peer = p.id, msgs = msgs trace "sending msgs to peer", peer = p.id, msgs = msgs
let encoded = encodeRpcMsg(m) let encoded = encodeRpcMsg(m)
if encoded.buffer.len > 0: if encoded.buffer.len > 0:
await p.conn.writeLp(encoded.buffer) await p.conn.writeLp(encoded.buffer)

25
libp2p/protocols/pubsub/rpcmsg.nim
View File

@ -58,7 +58,7 @@ proc encodeSubs(subs: SubOpts, buff: var ProtoBuffer) {.gcsafe.} =
proc encodeRpcMsg*(msg: RPCMsg): ProtoBuffer {.gcsafe.} = proc encodeRpcMsg*(msg: RPCMsg): ProtoBuffer {.gcsafe.} =
result = initProtoBuffer({WithVarintLength}) result = initProtoBuffer({WithVarintLength})
debug "encoding msg: ", msg = msg trace "encoding msg: ", msg = msg
if msg.subscriptions.len > 0: if msg.subscriptions.len > 0:
var subs = initProtoBuffer() var subs = initProtoBuffer()
@ -85,7 +85,7 @@ proc decodeRpcMsg*(msg: seq[byte]): RPCMsg {.gcsafe.} =
while true: while true:
# decode SubOpts array # decode SubOpts array
var field = pb.enterSubMessage() var field = pb.enterSubMessage()
debug "processing submessage", field = field trace "processing submessage", field = field
case field: case field:
of 0: of 0:
break break
@ -95,14 +95,14 @@ proc decodeRpcMsg*(msg: seq[byte]): RPCMsg {.gcsafe.} =
var subscr: int var subscr: int
discard pb.getVarintValue(1, subscr) discard pb.getVarintValue(1, subscr)
subOpt.subscribe = cast[bool](subscr) subOpt.subscribe = cast[bool](subscr)
debug "read subscribe field", subscribe = subOpt.subscribe trace "read subscribe field", subscribe = subOpt.subscribe
if pb.getString(2, subOpt.topic) < 0: if pb.getString(2, subOpt.topic) < 0:
break break
debug "read subscribe field", topicName = subOpt.topic trace "read subscribe field", topicName = subOpt.topic
result.subscriptions.add(subOpt) result.subscriptions.add(subOpt)
debug "got subscriptions", subscriptions = result.subscriptions trace "got subscriptions", subscriptions = result.subscriptions
of 2: of 2:
result.messages = newSeq[Message]() result.messages = newSeq[Message]()
@ -111,29 +111,29 @@ proc decodeRpcMsg*(msg: seq[byte]): RPCMsg {.gcsafe.} =
var msg: Message var msg: Message
if pb.getBytes(1, msg.fromPeer) < 0: if pb.getBytes(1, msg.fromPeer) < 0:
break break
debug "read message field", fromPeer = msg.fromPeer trace "read message field", fromPeer = msg.fromPeer
if pb.getBytes(2, msg.data) < 0: if pb.getBytes(2, msg.data) < 0:
break break
debug "read message field", data = msg.data trace "read message field", data = msg.data
if pb.getBytes(3, msg.seqno) < 0: if pb.getBytes(3, msg.seqno) < 0:
break break
debug "read message field", seqno = msg.seqno trace "read message field", seqno = msg.seqno
var topic: string var topic: string
while true: while true:
if pb.getString(4, topic) < 0: if pb.getString(4, topic) < 0:
break break
msg.topicIDs.add(topic) msg.topicIDs.add(topic)
debug "read message field", topicName = topic trace "read message field", topicName = topic
topic = "" topic = ""
discard pb.getBytes(5, msg.signature) discard pb.getBytes(5, msg.signature)
debug "read message field", signature = msg.signature trace "read message field", signature = msg.signature
discard pb.getBytes(6, msg.key) discard pb.getBytes(6, msg.key)
debug "read message field", key = msg.key trace "read message field", key = msg.key
result.messages.add(msg) result.messages.add(msg)
else: else:
@ -157,8 +157,7 @@ proc sign*(peerId: PeerID, msg: Message): Message =
proc makeMessage*(peerId: PeerID, proc makeMessage*(peerId: PeerID,
data: seq[byte], data: seq[byte],
name: string): name: string): Message {.gcsafe.} =
Message {.gcsafe.} =
var seqno: seq[byte] = newSeq[byte](20) var seqno: seq[byte] = newSeq[byte](20)
if randomBytes(addr seqno[0], 20) > 0: if randomBytes(addr seqno[0], 20) > 0:
result = Message(fromPeer: peerId.getBytes(), result = Message(fromPeer: peerId.getBytes(),

40
libp2p/protocols/secure/seciocrypto.nim
View File

@ -1,40 +0,0 @@
## Nim-LibP2P
## Copyright (c) 2018 Status Research & Development GmbH
## Licensed under either of
## * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE))
## * MIT license ([LICENSE-MIT](LICENSE-MIT))
## at your option.
## This file may not be copied, modified, or distributed except according to
## those terms.
type
Exchanges* {.pure.} = enum
P256 = "P-256",
P384 = "P-384",
P521 = "P-521"
Ciphers* {.pure.} = enum
AES256 = "AES-256",
AES128 = "AES-128"
Hashes* {.pure.} = enum
SHA256 = "SHA256"
SHA512 = "SHA512"
Propose* = tuple
rand: seq[byte]
pubkey: seq[byte]
exchanges: string
ciphers: string
hashes: string
Exchange = tuple
epubkey: seq[byte]
signature: seq[byte]
proc proposal*() = discard
proc exchange*() = discard
proc selectBest*() = discard
proc verify*() = discard
proc generateKeys*() = discard
proc verifyNonce*() = discard

1
libp2p/protocols/secure/secure.nim
View File

@ -16,4 +16,5 @@ type
method secure*(p: Secure, conn: Connection): Future[Connection] method secure*(p: Secure, conn: Connection): Future[Connection]
{.base, async, gcsafe.} = {.base, async, gcsafe.} =
## default implementation matches plaintext
result = conn result = conn

2
libp2p/stream/chronosstream.nim
View File

@ -95,7 +95,7 @@ method write*(s: ChronosStream, msg: seq[byte], msglen = -1) {.async, gcsafe.} =
method close*(s: ChronosStream) {.async, gcsafe.} = method close*(s: ChronosStream) {.async, gcsafe.} =
if not s.closed: if not s.closed:
debug "closing connection for", address = $s.client.remoteAddress() trace "closing connection for", address = $s.client.remoteAddress()
if not s.reader.closed: if not s.reader.closed:
await s.reader.closeWait() await s.reader.closeWait()

28
libp2p/switch.nim
View File

@ -84,18 +84,18 @@ proc identify*(s: Switch, conn: Connection) {.async, gcsafe.} =
if info.protos.len > 0: if info.protos.len > 0:
peerInfo.protocols = info.protos peerInfo.protocols = info.protos
debug "identify: identified remote peer ", peer = peerInfo.peerId.get().pretty trace "identify: identified remote peer ", peer = peerInfo.peerId.get().pretty
except IdentityInvalidMsgError as exc: except IdentityInvalidMsgError as exc:
debug "identify: invalid message", msg = exc.msg error "identify: invalid message", msg = exc.msg
except IdentityNoMatchError as exc: except IdentityNoMatchError as exc:
debug "identify: peer's public keys don't match ", msg = exc.msg error "identify: peer's public keys don't match ", msg = exc.msg
proc mux(s: Switch, conn: Connection): Future[void] {.async, gcsafe.} = proc mux(s: Switch, conn: Connection): Future[void] {.async, gcsafe.} =
debug "muxing connection" trace "muxing connection"
## mux incoming connection ## mux incoming connection
let muxers = toSeq(s.muxers.keys) let muxers = toSeq(s.muxers.keys)
if muxers.len == 0: if muxers.len == 0:
trace "no muxers registered, skipping upgrade flow" warn "no muxers registered, skipping upgrade flow"
return return
let muxerName = await s.ms.select(conn, muxers) let muxerName = await s.ms.select(conn, muxers)
@ -114,7 +114,7 @@ proc mux(s: Switch, conn: Connection): Future[void] {.async, gcsafe.} =
# add muxer handler cleanup proc # add muxer handler cleanup proc
handlerFut.addCallback( handlerFut.addCallback(
proc(udata: pointer = nil) {.gcsafe.} = proc(udata: pointer = nil) {.gcsafe.} =
debug "mux: Muxer handler completed for peer ", trace "mux: Muxer handler completed for peer ",
peer = conn.peerInfo.peerId.get().pretty peer = conn.peerInfo.peerId.get().pretty
) )
@ -139,7 +139,7 @@ proc mux(s: Switch, conn: Connection): Future[void] {.async, gcsafe.} =
s.muxed[conn.peerInfo.peerId.get().pretty] = muxer s.muxed[conn.peerInfo.peerId.get().pretty] = muxer
proc upgradeOutgoing(s: Switch, conn: Connection): Future[Connection] {.async, gcsafe.} = proc upgradeOutgoing(s: Switch, conn: Connection): Future[Connection] {.async, gcsafe.} =
debug "handling connection", conn = conn trace "handling connection", conn = conn
result = conn result = conn
## perform upgrade flow ## perform upgrade flow
if result.peerInfo.peerId.isSome: if result.peerInfo.peerId.isSome:
@ -191,9 +191,9 @@ proc dial*(s: Switch,
trace "connection is muxed, return muxed stream" trace "connection is muxed, return muxed stream"
result = stream.get() result = stream.get()
debug "dial: attempting to select remote ", proto = proto trace "dial: attempting to select remote ", proto = proto
if not (await s.ms.select(result, proto)): if not (await s.ms.select(result, proto)):
debug "dial: Unable to select protocol: ", proto = proto error "dial: Unable to select protocol: ", proto = proto
raise newException(CatchableError, raise newException(CatchableError,
&"Unable to select protocol: {proto}") &"Unable to select protocol: {proto}")
@ -209,14 +209,14 @@ proc mount*[T: LPProtocol](s: Switch, proto: T) {.gcsafe.} =
s.ms.addHandler(proto.codec, proto) s.ms.addHandler(proto.codec, proto)
proc upgradeIncoming(s: Switch, conn: Connection) {.async, gcsafe.} = proc upgradeIncoming(s: Switch, conn: Connection) {.async, gcsafe.} =
debug "upgrading incoming connection" trace "upgrading incoming connection"
let ms = newMultistream() let ms = newMultistream()
# secure incoming connections # secure incoming connections
proc securedHandler (conn: Connection, proc securedHandler (conn: Connection,
proto: string) proto: string)
{.async, gcsafe, closure.} = {.async, gcsafe, closure.} =
debug "Securing connection" trace "Securing connection"
let secure = s.secureManagers[proto] let secure = s.secureManagers[proto]
let sconn = await secure.secure(conn) let sconn = await secure.secure(conn)
if not isNil(sconn): if not isNil(sconn):
@ -305,17 +305,17 @@ proc newSwitch*(peerInfo: PeerInfo,
for key, val in muxers: for key, val in muxers:
val.streamHandler = result.streamHandler val.streamHandler = result.streamHandler
val.muxerHandler = proc(muxer: Muxer) {.async, gcsafe.} = val.muxerHandler = proc(muxer: Muxer) {.async, gcsafe.} =
debug "got new muxer" trace "got new muxer"
let stream = await muxer.newStream() let stream = await muxer.newStream()
await s.identify(stream) await s.identify(stream)
for k in secureManagers.keys: for k in secureManagers.keys:
debug "adding secure manager ", codec = secureManagers[k].codec trace "adding secure manager ", codec = secureManagers[k].codec
result.secureManagers[k] = secureManagers[k] result.secureManagers[k] = secureManagers[k]
if result.secureManagers.len == 0: if result.secureManagers.len == 0:
# use plain text if no secure managers are provided # use plain text if no secure managers are provided
debug "no secure managers, falling back to palin text", codec = PlainTextCodec warn "no secure managers, falling back to palin text", codec = PlainTextCodec
result.secureManagers[PlainTextCodec] = Secure(newPlainText()) result.secureManagers[PlainTextCodec] = Secure(newPlainText())
if pubSub.isSome: if pubSub.isSome:

10
libp2p/transports/tcptransport.nim
View File

@ -23,7 +23,7 @@ proc connHandler*(t: Transport,
client: StreamTransport, client: StreamTransport,
initiator: bool = false): initiator: bool = false):
Future[Connection] {.async, gcsafe.} = Future[Connection] {.async, gcsafe.} =
debug "handling connection for", address = $client.remoteAddress trace "handling connection for", address = $client.remoteAddress
let conn: Connection = newConnection(newChronosStream(server, client)) let conn: Connection = newConnection(newChronosStream(server, client))
if not initiator: if not initiator:
let handlerFut = if t.handler == nil: nil else: t.handler(conn) let handlerFut = if t.handler == nil: nil else: t.handler(conn)
@ -34,7 +34,7 @@ proc connHandler*(t: Transport,
proc connCb(server: StreamServer, proc connCb(server: StreamServer,
client: StreamTransport) {.async, gcsafe.} = client: StreamTransport) {.async, gcsafe.} =
debug "incomming connection for", address = $client.remoteAddress trace "incomming connection for", address = $client.remoteAddress
let t: Transport = cast[Transport](server.udata) let t: Transport = cast[Transport](server.udata)
discard t.connHandler(server, client) discard t.connHandler(server, client)
@ -43,12 +43,12 @@ method init*(t: TcpTransport) =
method close*(t: TcpTransport): Future[void] {.async, gcsafe.} = method close*(t: TcpTransport): Future[void] {.async, gcsafe.} =
## start the transport ## start the transport
debug "stopping transport" trace "stopping transport"
await procCall Transport(t).close() # call base await procCall Transport(t).close() # call base
t.server.stop() t.server.stop()
t.server.close() t.server.close()
debug "transport stopped" trace "transport stopped"
method listen*(t: TcpTransport, method listen*(t: TcpTransport,
ma: MultiAddress, ma: MultiAddress,
@ -66,7 +66,7 @@ method listen*(t: TcpTransport,
method dial*(t: TcpTransport, method dial*(t: TcpTransport,
address: MultiAddress): address: MultiAddress):
Future[Connection] {.async, gcsafe.} = Future[Connection] {.async, gcsafe.} =
debug "dialing remote peer", address = $address trace "dialing remote peer", address = $address
## dial a peer ## dial a peer
let client: StreamTransport = await connect(address) let client: StreamTransport = await connect(address)
result = await t.connHandler(t.server, client, true) result = await t.connHandler(t.server, client, true)