gossipsub fixes (#186)
This commit is contained in:
parent
ba53c08b3c
commit
9132f16927
|
@ -86,6 +86,139 @@ method init(g: GossipSub) =
|
|||
g.handler = handler
|
||||
g.codec = GossipSubCodec
|
||||
|
||||
proc replenishFanout(g: GossipSub, topic: string) {.async.} =
|
||||
## get fanout peers for a topic
|
||||
trace "about to replenish fanout"
|
||||
if topic notin g.fanout:
|
||||
g.fanout[topic] = initHashSet[string]()
|
||||
|
||||
if g.fanout[topic].len < GossipSubDLo:
|
||||
trace "replenishing fanout", peers = g.fanout[topic].len
|
||||
if topic in g.gossipsub:
|
||||
for p in g.gossipsub[topic]:
|
||||
if not g.fanout[topic].containsOrIncl(p):
|
||||
if g.fanout[topic].len == GossipSubD:
|
||||
break
|
||||
|
||||
trace "fanout replenished with peers", peers = g.fanout[topic].len
|
||||
|
||||
proc rebalanceMesh(g: GossipSub, topic: string) {.async.} =
|
||||
try:
|
||||
trace "about to rebalance mesh"
|
||||
# create a mesh topic that we're subscribing to
|
||||
if topic notin g.mesh:
|
||||
g.mesh[topic] = initHashSet[string]()
|
||||
|
||||
if g.mesh[topic].len < GossipSubDlo:
|
||||
trace "replenishing mesh"
|
||||
# replenish the mesh if we're below GossipSubDlo
|
||||
while g.mesh[topic].len < GossipSubD:
|
||||
trace "gathering peers", peers = g.mesh[topic].len
|
||||
var id: string
|
||||
if topic in g.fanout and g.fanout[topic].len > 0:
|
||||
id = sample(toSeq(g.fanout[topic]))
|
||||
g.fanout[topic].excl(id)
|
||||
trace "got fanout peer", peer = id
|
||||
elif topic in g.gossipsub and g.gossipsub[topic].len > 0:
|
||||
id = sample(toSeq(g.gossipsub[topic]))
|
||||
g.gossipsub[topic].excl(id)
|
||||
trace "got gossipsub peer", peer = id
|
||||
else:
|
||||
trace "no more peers"
|
||||
break
|
||||
|
||||
g.mesh[topic].incl(id)
|
||||
if id in g.peers:
|
||||
let p = g.peers[id]
|
||||
# send a graft message to the peer
|
||||
await p.sendGraft(@[topic])
|
||||
|
||||
# prune peers if we've gone over
|
||||
if g.mesh[topic].len > GossipSubDhi:
|
||||
trace "pruning mesh"
|
||||
while g.mesh[topic].len > GossipSubD:
|
||||
trace "pruning peers", peers = g.mesh[topic].len
|
||||
let id = toSeq(g.mesh[topic])[rand(0..<g.mesh[topic].len)]
|
||||
g.mesh[topic].excl(id)
|
||||
|
||||
let p = g.peers[id]
|
||||
# send a graft message to the peer
|
||||
await p.sendPrune(@[topic])
|
||||
|
||||
trace "mesh balanced, got peers", peers = g.mesh[topic].len
|
||||
except CatchableError as exc:
|
||||
trace "exception occured rebalancing mes", exc = exc.msg
|
||||
|
||||
proc dropFanoutPeers(g: GossipSub) {.async.} =
|
||||
# drop peers that we haven't published to in
|
||||
# GossipSubFanoutTTL seconds
|
||||
var dropping = newSeq[string]()
|
||||
for topic, val in g.lastFanoutPubSub:
|
||||
if Moment.now > val:
|
||||
dropping.add(topic)
|
||||
g.fanout.del(topic)
|
||||
for topic in dropping:
|
||||
g.lastFanoutPubSub.del(topic)
|
||||
|
||||
proc getGossipPeers(g: GossipSub): Table[string, ControlMessage] {.gcsafe.} =
|
||||
## gossip iHave messages to peers
|
||||
let topics = toHashSet(toSeq(g.mesh.keys)) + toHashSet(toSeq(g.fanout.keys))
|
||||
for topic in topics:
|
||||
let mesh: HashSet[string] =
|
||||
if topic in g.mesh:
|
||||
g.mesh[topic]
|
||||
else:
|
||||
initHashSet[string]()
|
||||
|
||||
let fanout: HashSet[string] =
|
||||
if topic in g.fanout:
|
||||
g.fanout[topic]
|
||||
else:
|
||||
initHashSet[string]()
|
||||
|
||||
let gossipPeers = mesh + fanout
|
||||
let mids = g.mcache.window(topic)
|
||||
if mids.len > 0:
|
||||
let ihave = ControlIHave(topicID: topic,
|
||||
messageIDs: toSeq(mids))
|
||||
|
||||
if topic notin g.gossipsub:
|
||||
trace "topic not in gossip array, skipping", topicID = topic
|
||||
continue
|
||||
|
||||
while result.len < GossipSubD:
|
||||
if not (g.gossipsub[topic].len > 0):
|
||||
trace "no peers for topic, skipping", topicID = topic
|
||||
break
|
||||
|
||||
let id = toSeq(g.gossipsub[topic]).sample()
|
||||
g.gossipsub[topic].excl(id)
|
||||
if id notin gossipPeers:
|
||||
if id notin result:
|
||||
result[id] = ControlMessage()
|
||||
result[id].ihave.add(ihave)
|
||||
|
||||
proc heartbeat(g: GossipSub) {.async.} =
|
||||
try:
|
||||
await g.heartbeatLock.acquire()
|
||||
trace "running heartbeat"
|
||||
|
||||
await sleepAsync(GossipSubHeartbeatInitialDelay)
|
||||
|
||||
for t in g.mesh.keys:
|
||||
await g.rebalanceMesh(t)
|
||||
|
||||
await g.dropFanoutPeers()
|
||||
let peers = g.getGossipPeers()
|
||||
for peer in peers.keys:
|
||||
await g.peers[peer].send(@[RPCMsg(control: some(peers[peer]))])
|
||||
|
||||
g.mcache.shift() # shift the cache
|
||||
except CatchableError as exc:
|
||||
trace "exception ocurred in gossipsub heartbeat", exc = exc.msg
|
||||
finally:
|
||||
g.heartbeatLock.release()
|
||||
|
||||
method handleDisconnect(g: GossipSub, peer: PubSubPeer) {.async.} =
|
||||
## handle peer disconnects
|
||||
trace "peer disconnected", peer=peer.id
|
||||
|
@ -148,19 +281,22 @@ proc handlePrune(g: GossipSub, peer: PubSubPeer, prunes: seq[ControlPrune]) =
|
|||
if prune.topicID in g.mesh:
|
||||
g.mesh[prune.topicID].excl(peer.id)
|
||||
|
||||
proc handleIHave(g: GossipSub, peer: PubSubPeer, ihaves: seq[
|
||||
ControlIHave]): ControlIWant =
|
||||
proc handleIHave(g: GossipSub,
|
||||
peer: PubSubPeer,
|
||||
ihaves: seq[ControlIHave]): ControlIWant =
|
||||
for ihave in ihaves:
|
||||
trace "processing ihave message", peer = peer.id,
|
||||
topicID = ihave.topicID
|
||||
topicID = ihave.topicID,
|
||||
msgs = ihave.messageIDs
|
||||
|
||||
if ihave.topicID in g.mesh:
|
||||
for m in ihave.messageIDs:
|
||||
if m notin g.seen:
|
||||
result.messageIDs.add(m)
|
||||
|
||||
proc handleIWant(g: GossipSub, peer: PubSubPeer, iwants: seq[
|
||||
ControlIWant]): seq[Message] =
|
||||
proc handleIWant(g: GossipSub,
|
||||
peer: PubSubPeer,
|
||||
iwants: seq[ControlIWant]): seq[Message] =
|
||||
for iwant in iwants:
|
||||
for mid in iwant.messageIDs:
|
||||
trace "processing iwant message", peer = peer.id,
|
||||
|
@ -176,7 +312,7 @@ method rpcHandler(g: GossipSub,
|
|||
|
||||
for m in rpcMsgs: # for all RPC messages
|
||||
if m.messages.len > 0: # if there are any messages
|
||||
var toSendPeers: HashSet[string] = initHashSet[string]()
|
||||
var toSendPeers: HashSet[string]
|
||||
for msg in m.messages: # for every message
|
||||
trace "processing message with id", msg = msg.msgId
|
||||
if msg.msgId in g.seen:
|
||||
|
@ -199,7 +335,7 @@ method rpcHandler(g: GossipSub,
|
|||
continue
|
||||
|
||||
for t in msg.topicIDs: # for every topic in the message
|
||||
|
||||
await g.rebalanceMesh(t) # gather peers for each topic
|
||||
if t in g.floodsub:
|
||||
toSendPeers.incl(g.floodsub[t]) # get all floodsub peers for topic
|
||||
|
||||
|
@ -218,20 +354,23 @@ method rpcHandler(g: GossipSub,
|
|||
for p in toSendPeers:
|
||||
if p in g.peers:
|
||||
let id = g.peers[p].peerInfo.peerId
|
||||
trace "about to forward message to peer", peerId = id
|
||||
trace "about to forward message to peer", peerId = id, msgs = m.messages
|
||||
|
||||
if id != peer.peerInfo.peerId:
|
||||
let msgs = m.messages.filterIt(
|
||||
# don't forward to message originator
|
||||
id != it.fromPeerId()
|
||||
)
|
||||
if id == peer.peerInfo.peerId:
|
||||
trace "not forwarding message to originator", peerId = id
|
||||
continue
|
||||
|
||||
var sent: seq[Future[void]]
|
||||
if msgs.len > 0:
|
||||
trace "forwarding message to", peerId = id
|
||||
sent.add(g.peers[p].send(@[RPCMsg(messages: msgs)]))
|
||||
sent = await allFinished(sent)
|
||||
checkFutures(sent)
|
||||
let msgs = m.messages.filterIt(
|
||||
# don't forward to message originator
|
||||
id != it.fromPeerId()
|
||||
)
|
||||
|
||||
var sent: seq[Future[void]]
|
||||
if msgs.len > 0:
|
||||
trace "forwarding message to", peerId = id
|
||||
sent.add(g.peers[p].send(@[RPCMsg(messages: msgs)]))
|
||||
sent = await allFinished(sent)
|
||||
checkFutures(sent)
|
||||
|
||||
var respControl: ControlMessage
|
||||
if m.control.isSome:
|
||||
|
@ -248,135 +387,11 @@ method rpcHandler(g: GossipSub,
|
|||
respControl.ihave.len > 0 or respControl.iwant.len > 0:
|
||||
await peer.send(@[RPCMsg(control: some(respControl), messages: messages)])
|
||||
|
||||
proc replenishFanout(g: GossipSub, topic: string) {.async.} =
|
||||
## get fanout peers for a topic
|
||||
trace "about to replenish fanout"
|
||||
if topic notin g.fanout:
|
||||
g.fanout[topic] = initHashSet[string]()
|
||||
|
||||
if g.fanout[topic].len < GossipSubDLo:
|
||||
trace "replenishing fanout", peers = g.fanout[topic].len
|
||||
if topic in g.gossipsub:
|
||||
for p in g.gossipsub[topic]:
|
||||
if not g.fanout[topic].containsOrIncl(p):
|
||||
if g.fanout[topic].len == GossipSubD:
|
||||
break
|
||||
|
||||
trace "fanout replenished with peers", peers = g.fanout[topic].len
|
||||
|
||||
proc rebalanceMesh(g: GossipSub, topic: string) {.async.} =
|
||||
trace "about to rebalance mesh"
|
||||
# create a mesh topic that we're subscribing to
|
||||
if topic notin g.mesh:
|
||||
g.mesh[topic] = initHashSet[string]()
|
||||
|
||||
if g.mesh[topic].len < GossipSubDlo:
|
||||
trace "replenishing mesh"
|
||||
# replenish the mesh if we're below GossipSubDlo
|
||||
while g.mesh[topic].len < GossipSubD:
|
||||
trace "gathering peers", peers = g.mesh[topic].len
|
||||
var id: string
|
||||
if topic in g.fanout and g.fanout[topic].len > 0:
|
||||
id = g.fanout[topic].pop()
|
||||
trace "got fanout peer", peer = id
|
||||
elif topic in g.gossipsub and g.gossipsub[topic].len > 0:
|
||||
id = g.gossipsub[topic].pop()
|
||||
trace "got gossipsub peer", peer = id
|
||||
else:
|
||||
trace "no more peers"
|
||||
break
|
||||
|
||||
g.mesh[topic].incl(id)
|
||||
if id in g.peers:
|
||||
let p = g.peers[id]
|
||||
# send a graft message to the peer
|
||||
await p.sendGraft(@[topic])
|
||||
|
||||
# prune peers if we've gone over
|
||||
if g.mesh[topic].len > GossipSubDhi:
|
||||
trace "pruning mesh"
|
||||
while g.mesh[topic].len > GossipSubD:
|
||||
trace "pruning peers", peers = g.mesh[topic].len
|
||||
let id = toSeq(g.mesh[topic])[rand(0..<g.mesh[topic].len)]
|
||||
g.mesh[topic].excl(id)
|
||||
|
||||
let p = g.peers[id]
|
||||
# send a graft message to the peer
|
||||
await p.sendPrune(@[topic])
|
||||
|
||||
trace "mesh balanced, got peers", peers = g.mesh[topic].len
|
||||
|
||||
proc dropFanoutPeers(g: GossipSub) {.async.} =
|
||||
# drop peers that we haven't published to in
|
||||
# GossipSubFanoutTTL seconds
|
||||
var dropping = newSeq[string]()
|
||||
for topic, val in g.lastFanoutPubSub:
|
||||
if Moment.now > val:
|
||||
dropping.add(topic)
|
||||
g.fanout.del(topic)
|
||||
for topic in dropping:
|
||||
g.lastFanoutPubSub.del(topic)
|
||||
|
||||
proc getGossipPeers(g: GossipSub): Table[string, ControlMessage] {.gcsafe.} =
|
||||
## gossip iHave messages to peers
|
||||
let topics = toHashSet(toSeq(g.mesh.keys)) + toHashSet(toSeq(g.fanout.keys))
|
||||
|
||||
for topic in topics:
|
||||
let mesh: HashSet[string] =
|
||||
if topic in g.mesh:
|
||||
g.mesh[topic]
|
||||
else:
|
||||
initHashSet[string]()
|
||||
|
||||
let fanout: HashSet[string] =
|
||||
if topic in g.fanout:
|
||||
g.fanout[topic]
|
||||
else:
|
||||
initHashSet[string]()
|
||||
|
||||
let gossipPeers = mesh + fanout
|
||||
let mids = g.mcache.window(topic)
|
||||
let ihave = ControlIHave(topicID: topic,
|
||||
messageIDs: toSeq(mids))
|
||||
|
||||
if topic notin g.gossipsub:
|
||||
trace "topic not in gossip array, skipping", topicID = topic
|
||||
continue
|
||||
|
||||
while result.len < GossipSubD:
|
||||
if not (g.gossipsub[topic].len > 0):
|
||||
trace "no peers for topic, skipping", topicID = topic
|
||||
break
|
||||
|
||||
let id = toSeq(g.gossipsub[topic]).sample()
|
||||
g.gossipsub[topic].excl(id)
|
||||
if id notin gossipPeers:
|
||||
if id notin result:
|
||||
result[id] = ControlMessage()
|
||||
result[id].ihave.add(ihave)
|
||||
|
||||
proc heartbeat(g: GossipSub) {.async.} =
|
||||
await g.heartbeatLock.acquire()
|
||||
trace "running heartbeat"
|
||||
|
||||
await sleepAsync(GossipSubHeartbeatInitialDelay)
|
||||
|
||||
for t in g.mesh.keys:
|
||||
await g.rebalanceMesh(t)
|
||||
|
||||
await g.dropFanoutPeers()
|
||||
let peers = g.getGossipPeers()
|
||||
for peer in peers.keys:
|
||||
await g.peers[peer].send(@[RPCMsg(control: some(peers[peer]))])
|
||||
|
||||
g.mcache.shift() # shift the cache
|
||||
g.heartbeatLock.release()
|
||||
|
||||
method subscribe*(g: GossipSub,
|
||||
topic: string,
|
||||
handler: TopicHandler) {.async.} =
|
||||
await procCall PubSub(g).subscribe(topic, handler)
|
||||
asyncCheck g.rebalanceMesh(topic)
|
||||
await g.rebalanceMesh(topic)
|
||||
|
||||
method unsubscribe*(g: GossipSub,
|
||||
topics: seq[TopicPair]) {.async.} =
|
||||
|
@ -447,6 +462,7 @@ method stop*(g: GossipSub) {.async.} =
|
|||
method initPubSub(g: GossipSub) =
|
||||
procCall FloodSub(g).initPubSub()
|
||||
|
||||
randomize()
|
||||
g.mcache = newMCache(GossipSubHistoryGossip, GossipSubHistoryLength)
|
||||
g.mesh = initTable[string, HashSet[string]]() # meshes - topic to peer
|
||||
g.fanout = initTable[string, HashSet[string]]() # fanout - topic to peer
|
||||
|
|
|
@ -199,14 +199,13 @@ method subscribe*(p: PubSub,
|
|||
method publish*(p: PubSub,
|
||||
topic: string,
|
||||
data: seq[byte]) {.base, async.} =
|
||||
# TODO: Should return bool indicating success/failure
|
||||
## publish to a ``topic``
|
||||
if p.triggerSelf and topic in p.topics:
|
||||
for h in p.topics[topic].handler:
|
||||
trace "triggering handler", topicID = topic
|
||||
try:
|
||||
await h(topic, data)
|
||||
except LPStreamEOFError:
|
||||
trace "Ignoring EOF while writing"
|
||||
except CancelledError as exc:
|
||||
raise exc
|
||||
except CatchableError as exc:
|
||||
|
|
|
@ -80,7 +80,7 @@ proc handle*(p: PubSubPeer, conn: Connection) {.async.} =
|
|||
proc send*(p: PubSubPeer, msgs: seq[RPCMsg]) {.async.} =
|
||||
try:
|
||||
for m in msgs.items:
|
||||
trace "sending msgs to peer", toPeer = p.id
|
||||
trace "sending msgs to peer", toPeer = p.id, msgs = msgs
|
||||
let encoded = encodeRpcMsg(m)
|
||||
# trigger hooks
|
||||
if not(isNil(p.observers)) and p.observers[].len > 0:
|
||||
|
@ -98,25 +98,32 @@ proc send*(p: PubSubPeer, msgs: seq[RPCMsg]) {.async.} =
|
|||
continue
|
||||
|
||||
proc sendToRemote() {.async.} =
|
||||
trace "sending encoded msgs to peer", peer = p.id,
|
||||
encoded = encoded.buffer.shortLog
|
||||
await p.sendConn.writeLp(encoded.buffer)
|
||||
p.sentRpcCache.put(digest)
|
||||
trace "about send message", peer = p.id,
|
||||
encoded = digest
|
||||
await p.onConnect.wait()
|
||||
try:
|
||||
trace "sending encoded msgs to peer", peer = p.id,
|
||||
encoded = encoded.buffer.shortLog
|
||||
await p.sendConn.writeLp(encoded.buffer)
|
||||
p.sentRpcCache.put(digest)
|
||||
except CatchableError as exc:
|
||||
trace "unable to send to remote", exc = exc.msg
|
||||
if not(isNil(p.sendConn)):
|
||||
await p.sendConn.close()
|
||||
p.sendConn = nil
|
||||
p.onConnect.clear()
|
||||
|
||||
# if no connection has been set,
|
||||
# queue messages untill a connection
|
||||
# becomes available
|
||||
if p.isConnected:
|
||||
await sendToRemote()
|
||||
return
|
||||
|
||||
p.onConnect.wait().addCallback do (udata: pointer):
|
||||
asyncCheck sendToRemote()
|
||||
trace "enqueued message to send at a later time", peer = p.id,
|
||||
encoded = digest
|
||||
asyncCheck sendToRemote()
|
||||
|
||||
except CatchableError as exc:
|
||||
trace "Exception occurred in PubSubPeer.send", exc = exc.msg
|
||||
if not(isNil(p.sendConn)):
|
||||
await p.sendConn.close()
|
||||
p.sendConn = nil
|
||||
p.onConnect.clear()
|
||||
|
||||
proc sendMsg*(p: PubSubPeer,
|
||||
peerId: PeerID,
|
||||
|
|
|
@ -49,19 +49,18 @@ proc decodeIHave*(pb: var ProtoBuffer): seq[ControlIHave] {.gcsafe.} =
|
|||
|
||||
while true:
|
||||
var control: ControlIHave
|
||||
if pb.enterSubMessage() > 0:
|
||||
if pb.getString(1, control.topicID) < 0:
|
||||
trace "topic field missing from ihave msg"
|
||||
if pb.getString(1, control.topicID) < 0:
|
||||
trace "topic field missing from ihave msg"
|
||||
break
|
||||
|
||||
trace "read topic field", topicID = control.topicID
|
||||
|
||||
while true:
|
||||
var mid: string
|
||||
if pb.getString(2, mid) < 0:
|
||||
break
|
||||
|
||||
trace "read topic field", topicID = control.topicID
|
||||
|
||||
while true:
|
||||
var mid: string
|
||||
if pb.getString(2, mid) < 0:
|
||||
break
|
||||
trace "read messageID field", mid = mid
|
||||
control.messageIDs.add(mid)
|
||||
trace "read messageID field", mid = mid
|
||||
control.messageIDs.add(mid)
|
||||
|
||||
result.add(control)
|
||||
|
||||
|
@ -70,15 +69,16 @@ proc encodeIWant*(iwant: ControlIWant, pb: var ProtoBuffer) {.gcsafe.} =
|
|||
pb.write(initProtoField(1, mid))
|
||||
|
||||
proc decodeIWant*(pb: var ProtoBuffer): seq[ControlIWant] {.gcsafe.} =
|
||||
trace "decoding ihave msg"
|
||||
trace "decoding iwant msg"
|
||||
|
||||
while pb.enterSubMessage() > 0:
|
||||
var control: ControlIWant
|
||||
while true:
|
||||
var mid: string
|
||||
var iWant: ControlIWant
|
||||
while pb.getString(1, mid) > 0:
|
||||
trace "read messageID field", mid = mid
|
||||
iWant.messageIDs.add(mid)
|
||||
result.add(iWant)
|
||||
if pb.getString(1, mid) < 0:
|
||||
break
|
||||
control.messageIDs.add(mid)
|
||||
trace "read messageID field", mid = mid
|
||||
result.add(control)
|
||||
|
||||
proc encodeControl*(control: ControlMessage, pb: var ProtoBuffer) {.gcsafe.} =
|
||||
if control.ihave.len > 0:
|
||||
|
@ -128,13 +128,13 @@ proc decodeControl*(pb: var ProtoBuffer): Option[ControlMessage] {.gcsafe.} =
|
|||
trace "no submessage found in Control msg"
|
||||
break
|
||||
of 1:
|
||||
control.ihave = pb.decodeIHave()
|
||||
control.ihave &= pb.decodeIHave()
|
||||
of 2:
|
||||
control.iwant = pb.decodeIWant()
|
||||
control.iwant &= pb.decodeIWant()
|
||||
of 3:
|
||||
control.graft = pb.decodeGraft()
|
||||
control.graft &= pb.decodeGraft()
|
||||
of 4:
|
||||
control.prune = pb.decodePrune()
|
||||
control.prune &= pb.decodePrune()
|
||||
else:
|
||||
raise newException(CatchableError, "message type not recognized")
|
||||
|
||||
|
|
|
@ -53,9 +53,11 @@ method init*(s: Secure) {.gcsafe.} =
|
|||
method secure*(s: Secure, conn: Connection, initiator: bool): Future[Connection] {.async, base, gcsafe.} =
|
||||
try:
|
||||
result = await s.handleConn(conn, initiator)
|
||||
except CancelledError as exc:
|
||||
raise exc
|
||||
except CatchableError as exc:
|
||||
warn "securing connection failed", msg = exc.msg
|
||||
await conn.close()
|
||||
return nil
|
||||
|
||||
method readExactly*(s: SecureConn,
|
||||
pbytes: pointer,
|
||||
|
|
|
@ -207,10 +207,10 @@ suite "FloodSub":
|
|||
|
||||
test "FloodSub multiple peers, no self trigger":
|
||||
proc runTests(): Future[bool] {.async.} =
|
||||
var passed = 0
|
||||
var runs = 10
|
||||
|
||||
var futs = newSeq[(Future[void], TopicHandler, ref int)](10)
|
||||
for i in 0..<10:
|
||||
var futs = newSeq[(Future[void], TopicHandler, ref int)](runs)
|
||||
for i in 0..<runs:
|
||||
closureScope:
|
||||
var
|
||||
fut = newFuture[void]()
|
||||
|
@ -226,28 +226,28 @@ suite "FloodSub":
|
|||
)
|
||||
|
||||
var nodes: seq[Switch] = newSeq[Switch]()
|
||||
for i in 0..<10:
|
||||
for i in 0..<runs:
|
||||
nodes.add newStandardSwitch()
|
||||
|
||||
|
||||
var awaitters: seq[Future[void]]
|
||||
for i in 0..<10:
|
||||
for i in 0..<runs:
|
||||
awaitters.add(await nodes[i].start())
|
||||
|
||||
await subscribeNodes(nodes)
|
||||
|
||||
for i in 0..<10:
|
||||
for i in 0..<runs:
|
||||
await nodes[i].subscribe("foobar", futs[i][1])
|
||||
|
||||
var subs: seq[Future[void]]
|
||||
for i in 0..<10:
|
||||
for y in 0..<10:
|
||||
for i in 0..<runs:
|
||||
for y in 0..<runs:
|
||||
if y != i:
|
||||
subs &= waitSub(nodes[i], nodes[y], "foobar")
|
||||
await allFuturesThrowing(subs)
|
||||
|
||||
var pubs: seq[Future[void]]
|
||||
for i in 0..<10:
|
||||
for i in 0..<runs:
|
||||
pubs &= nodes[i].publish("foobar", cast[seq[byte]]("Hello!"))
|
||||
await allFuturesThrowing(pubs)
|
||||
|
||||
|
@ -261,10 +261,10 @@ suite "FloodSub":
|
|||
|
||||
test "FloodSub multiple peers, with self trigger":
|
||||
proc runTests(): Future[bool] {.async.} =
|
||||
var passed = 0
|
||||
var runs = 10
|
||||
|
||||
var futs = newSeq[(Future[void], TopicHandler, ref int)](10)
|
||||
for i in 0..<10:
|
||||
var futs = newSeq[(Future[void], TopicHandler, ref int)](runs)
|
||||
for i in 0..<runs:
|
||||
closureScope:
|
||||
var
|
||||
fut = newFuture[void]()
|
||||
|
@ -274,34 +274,34 @@ suite "FloodSub":
|
|||
(proc(topic: string, data: seq[byte]) {.async, gcsafe.} =
|
||||
check topic == "foobar"
|
||||
inc counter[]
|
||||
if counter[] == 10:
|
||||
if counter[] == runs:
|
||||
fut.complete()),
|
||||
counter
|
||||
)
|
||||
|
||||
var nodes: seq[Switch] = newSeq[Switch]()
|
||||
for i in 0..<10:
|
||||
for i in 0..<runs:
|
||||
nodes.add newStandardSwitch(triggerSelf = true)
|
||||
|
||||
|
||||
var awaitters: seq[Future[void]]
|
||||
for i in 0..<10:
|
||||
for i in 0..<runs:
|
||||
awaitters.add(await nodes[i].start())
|
||||
|
||||
await subscribeNodes(nodes)
|
||||
|
||||
for i in 0..<10:
|
||||
for i in 0..<runs:
|
||||
await nodes[i].subscribe("foobar", futs[i][1])
|
||||
|
||||
var subs: seq[Future[void]]
|
||||
for i in 0..<10:
|
||||
for y in 0..<10:
|
||||
for i in 0..<runs:
|
||||
for y in 0..<runs:
|
||||
if y != i:
|
||||
subs &= waitSub(nodes[i], nodes[y], "foobar")
|
||||
await allFuturesThrowing(subs)
|
||||
|
||||
var pubs: seq[Future[void]]
|
||||
for i in 0..<10:
|
||||
for i in 0..<runs:
|
||||
pubs &= nodes[i].publish("foobar", cast[seq[byte]]("Hello!"))
|
||||
await allFuturesThrowing(pubs)
|
||||
|
||||
|
@ -310,5 +310,6 @@ suite "FloodSub":
|
|||
await allFuturesThrowing(awaitters)
|
||||
|
||||
result = true
|
||||
|
||||
check:
|
||||
waitFor(runTests()) == true
|
||||
|
|
|
@ -3,6 +3,7 @@ include ../../libp2p/protocols/pubsub/gossipsub
|
|||
{.used.}
|
||||
|
||||
import unittest
|
||||
import stew/byteutils
|
||||
import ../../libp2p/errors
|
||||
import ../../libp2p/stream/bufferstream
|
||||
|
||||
|
@ -11,24 +12,27 @@ import ../helpers
|
|||
type
|
||||
TestGossipSub = ref object of GossipSub
|
||||
|
||||
proc noop(data: seq[byte]) {.async, gcsafe.} = discard
|
||||
|
||||
suite "GossipSub internal":
|
||||
teardown:
|
||||
for tracker in testTrackers():
|
||||
# echo tracker.dump()
|
||||
check tracker.isLeaked() == false
|
||||
|
||||
test "`rebalanceMesh` Degree Lo":
|
||||
proc testRun(): Future[bool] {.async.} =
|
||||
let gossipSub = newPubSub(TestGossipSub,
|
||||
PeerInfo.init(PrivateKey.random(RSA).get()))
|
||||
PeerInfo.init(PrivateKey.random(ECDSA).get()))
|
||||
|
||||
let topic = "foobar"
|
||||
gossipSub.mesh[topic] = initHashSet[string]()
|
||||
|
||||
var conns = newSeq[Connection]()
|
||||
for i in 0..<15:
|
||||
let conn = newConnection(newBufferStream())
|
||||
let conn = newConnection(newBufferStream(noop))
|
||||
conns &= conn
|
||||
let peerInfo = PeerInfo.init(PrivateKey.random(RSA).get())
|
||||
let peerInfo = PeerInfo.init(PrivateKey.random(ECDSA).get())
|
||||
conn.peerInfo = peerInfo
|
||||
gossipSub.peers[peerInfo.id] = newPubSubPeer(peerInfo, GossipSubCodec)
|
||||
gossipSub.peers[peerInfo.id].conn = conn
|
||||
|
@ -48,16 +52,16 @@ suite "GossipSub internal":
|
|||
test "`rebalanceMesh` Degree Hi":
|
||||
proc testRun(): Future[bool] {.async.} =
|
||||
let gossipSub = newPubSub(TestGossipSub,
|
||||
PeerInfo.init(PrivateKey.random(RSA).get()))
|
||||
PeerInfo.init(PrivateKey.random(ECDSA).get()))
|
||||
|
||||
let topic = "foobar"
|
||||
gossipSub.gossipsub[topic] = initHashSet[string]()
|
||||
|
||||
var conns = newSeq[Connection]()
|
||||
for i in 0..<15:
|
||||
let conn = newConnection(newBufferStream())
|
||||
let conn = newConnection(newBufferStream(noop))
|
||||
conns &= conn
|
||||
let peerInfo = PeerInfo.init(PrivateKey.random(RSA).get())
|
||||
let peerInfo = PeerInfo.init(PrivateKey.random(ECDSA).get())
|
||||
conn.peerInfo = peerInfo
|
||||
gossipSub.peers[peerInfo.id] = newPubSubPeer(peerInfo, GossipSubCodec)
|
||||
gossipSub.peers[peerInfo.id].conn = conn
|
||||
|
@ -77,7 +81,7 @@ suite "GossipSub internal":
|
|||
test "`replenishFanout` Degree Lo":
|
||||
proc testRun(): Future[bool] {.async.} =
|
||||
let gossipSub = newPubSub(TestGossipSub,
|
||||
PeerInfo.init(PrivateKey.random(RSA).get()))
|
||||
PeerInfo.init(PrivateKey.random(ECDSA).get()))
|
||||
|
||||
proc handler(peer: PubSubPeer, msg: seq[RPCMsg]) {.async.} =
|
||||
discard
|
||||
|
@ -87,9 +91,9 @@ suite "GossipSub internal":
|
|||
|
||||
var conns = newSeq[Connection]()
|
||||
for i in 0..<15:
|
||||
let conn = newConnection(newBufferStream())
|
||||
let conn = newConnection(newBufferStream(noop))
|
||||
conns &= conn
|
||||
var peerInfo = PeerInfo.init(PrivateKey.random(RSA).get())
|
||||
var peerInfo = PeerInfo.init(PrivateKey.random(ECDSA).get())
|
||||
conn.peerInfo = peerInfo
|
||||
gossipSub.peers[peerInfo.id] = newPubSubPeer(peerInfo, GossipSubCodec)
|
||||
gossipSub.peers[peerInfo.id].handler = handler
|
||||
|
@ -109,20 +113,21 @@ suite "GossipSub internal":
|
|||
test "`dropFanoutPeers` drop expired fanout topics":
|
||||
proc testRun(): Future[bool] {.async.} =
|
||||
let gossipSub = newPubSub(TestGossipSub,
|
||||
PeerInfo.init(PrivateKey.random(RSA).get()))
|
||||
PeerInfo.init(PrivateKey.random(ECDSA).get()))
|
||||
|
||||
proc handler(peer: PubSubPeer, msg: seq[RPCMsg]) {.async.} =
|
||||
discard
|
||||
|
||||
let topic = "foobar"
|
||||
gossipSub.fanout[topic] = initHashSet[string]()
|
||||
gossipSub.lastFanoutPubSub[topic] = Moment.fromNow(100.millis)
|
||||
gossipSub.lastFanoutPubSub[topic] = Moment.fromNow(1.millis)
|
||||
await sleepAsync(5.millis) # allow the topic to expire
|
||||
|
||||
var conns = newSeq[Connection]()
|
||||
for i in 0..<6:
|
||||
let conn = newConnection(newBufferStream())
|
||||
let conn = newConnection(newBufferStream(noop))
|
||||
conns &= conn
|
||||
let peerInfo = PeerInfo.init(PrivateKey.random(RSA).get())
|
||||
let peerInfo = PeerInfo.init(PrivateKey.random(ECDSA).get())
|
||||
conn.peerInfo = peerInfo
|
||||
gossipSub.peers[peerInfo.id] = newPubSubPeer(peerInfo, GossipSubCodec)
|
||||
gossipSub.peers[peerInfo.id].handler = handler
|
||||
|
@ -143,7 +148,7 @@ suite "GossipSub internal":
|
|||
test "`dropFanoutPeers` leave unexpired fanout topics":
|
||||
proc testRun(): Future[bool] {.async.} =
|
||||
let gossipSub = newPubSub(TestGossipSub,
|
||||
PeerInfo.init(PrivateKey.random(RSA).get()))
|
||||
PeerInfo.init(PrivateKey.random(ECDSA).get()))
|
||||
|
||||
proc handler(peer: PubSubPeer, msg: seq[RPCMsg]) {.async.} =
|
||||
discard
|
||||
|
@ -152,14 +157,15 @@ suite "GossipSub internal":
|
|||
let topic2 = "foobar2"
|
||||
gossipSub.fanout[topic1] = initHashSet[string]()
|
||||
gossipSub.fanout[topic2] = initHashSet[string]()
|
||||
gossipSub.lastFanoutPubSub[topic1] = Moment.fromNow(100.millis)
|
||||
gossipSub.lastFanoutPubSub[topic1] = Moment.fromNow(1.millis)
|
||||
gossipSub.lastFanoutPubSub[topic2] = Moment.fromNow(1.minutes)
|
||||
await sleepAsync(5.millis) # allow the topic to expire
|
||||
|
||||
var conns = newSeq[Connection]()
|
||||
for i in 0..<6:
|
||||
let conn = newConnection(newBufferStream())
|
||||
let conn = newConnection(newBufferStream(noop))
|
||||
conns &= conn
|
||||
let peerInfo = PeerInfo.init(PrivateKey.random(RSA).get())
|
||||
let peerInfo = PeerInfo.init(PrivateKey.random(ECDSA).get())
|
||||
conn.peerInfo = peerInfo
|
||||
gossipSub.peers[peerInfo.id] = newPubSubPeer(peerInfo, GossipSubCodec)
|
||||
gossipSub.peers[peerInfo.id].handler = handler
|
||||
|
@ -183,7 +189,7 @@ suite "GossipSub internal":
|
|||
test "`getGossipPeers` - should gather up to degree D non intersecting peers":
|
||||
proc testRun(): Future[bool] {.async.} =
|
||||
let gossipSub = newPubSub(TestGossipSub,
|
||||
PeerInfo.init(PrivateKey.random(RSA).get()))
|
||||
PeerInfo.init(PrivateKey.random(ECDSA).get()))
|
||||
|
||||
proc handler(peer: PubSubPeer, msg: seq[RPCMsg]) {.async.} =
|
||||
discard
|
||||
|
@ -193,10 +199,12 @@ suite "GossipSub internal":
|
|||
gossipSub.fanout[topic] = initHashSet[string]()
|
||||
gossipSub.gossipsub[topic] = initHashSet[string]()
|
||||
var conns = newSeq[Connection]()
|
||||
|
||||
# geerate mesh and fanout peers
|
||||
for i in 0..<30:
|
||||
let conn = newConnection(newBufferStream())
|
||||
let conn = newConnection(newBufferStream(noop))
|
||||
conns &= conn
|
||||
let peerInfo = PeerInfo.init(PrivateKey.random(RSA).get())
|
||||
let peerInfo = PeerInfo.init(PrivateKey.random(ECDSA).get())
|
||||
conn.peerInfo = peerInfo
|
||||
gossipSub.peers[peerInfo.id] = newPubSubPeer(peerInfo, GossipSubCodec)
|
||||
gossipSub.peers[peerInfo.id].handler = handler
|
||||
|
@ -205,17 +213,27 @@ suite "GossipSub internal":
|
|||
else:
|
||||
gossipSub.mesh[topic].incl(peerInfo.id)
|
||||
|
||||
# generate gossipsub (free standing) peers
|
||||
for i in 0..<15:
|
||||
let conn = newConnection(newBufferStream())
|
||||
let conn = newConnection(newBufferStream(noop))
|
||||
conns &= conn
|
||||
let peerInfo = PeerInfo.init(PrivateKey.random(RSA).get())
|
||||
let peerInfo = PeerInfo.init(PrivateKey.random(ECDSA).get())
|
||||
conn.peerInfo = peerInfo
|
||||
gossipSub.peers[peerInfo.id] = newPubSubPeer(peerInfo, GossipSubCodec)
|
||||
gossipSub.peers[peerInfo.id].handler = handler
|
||||
gossipSub.gossipsub[topic].incl(peerInfo.id)
|
||||
|
||||
# generate messages
|
||||
for i in 0..5:
|
||||
let conn = newConnection(newBufferStream(noop))
|
||||
conns &= conn
|
||||
let peerInfo = PeerInfo.init(PrivateKey.random(ECDSA).get())
|
||||
conn.peerInfo = peerInfo
|
||||
let msg = newMessage(peerInfo, ("HELLO" & $i).toBytes(), topic, false)
|
||||
gossipSub.mcache.put(msg)
|
||||
|
||||
check gossipSub.fanout[topic].len == 15
|
||||
check gossipSub.fanout[topic].len == 15
|
||||
check gossipSub.mesh[topic].len == 15
|
||||
check gossipSub.gossipsub[topic].len == 15
|
||||
|
||||
let peers = gossipSub.getGossipPeers()
|
||||
|
@ -234,7 +252,7 @@ suite "GossipSub internal":
|
|||
test "`getGossipPeers` - should not crash on missing topics in mesh":
|
||||
proc testRun(): Future[bool] {.async.} =
|
||||
let gossipSub = newPubSub(TestGossipSub,
|
||||
PeerInfo.init(PrivateKey.random(RSA).get()))
|
||||
PeerInfo.init(PrivateKey.random(ECDSA).get()))
|
||||
|
||||
proc handler(peer: PubSubPeer, msg: seq[RPCMsg]) {.async.} =
|
||||
discard
|
||||
|
@ -244,9 +262,9 @@ suite "GossipSub internal":
|
|||
gossipSub.gossipsub[topic] = initHashSet[string]()
|
||||
var conns = newSeq[Connection]()
|
||||
for i in 0..<30:
|
||||
let conn = newConnection(newBufferStream())
|
||||
let conn = newConnection(newBufferStream(noop))
|
||||
conns &= conn
|
||||
let peerInfo = PeerInfo.init(PrivateKey.random(RSA).get())
|
||||
let peerInfo = PeerInfo.init(PrivateKey.random(ECDSA).get())
|
||||
conn.peerInfo = peerInfo
|
||||
gossipSub.peers[peerInfo.id] = newPubSubPeer(peerInfo, GossipSubCodec)
|
||||
gossipSub.peers[peerInfo.id].handler = handler
|
||||
|
@ -255,6 +273,58 @@ suite "GossipSub internal":
|
|||
else:
|
||||
gossipSub.gossipsub[topic].incl(peerInfo.id)
|
||||
|
||||
# generate messages
|
||||
for i in 0..5:
|
||||
let conn = newConnection(newBufferStream(noop))
|
||||
conns &= conn
|
||||
let peerInfo = PeerInfo.init(PrivateKey.random(ECDSA).get())
|
||||
conn.peerInfo = peerInfo
|
||||
let msg = newMessage(peerInfo, ("HELLO" & $i).toBytes(), topic, false)
|
||||
gossipSub.mcache.put(msg)
|
||||
|
||||
let peers = gossipSub.getGossipPeers()
|
||||
check peers.len == GossipSubD
|
||||
|
||||
await allFuturesThrowing(conns.mapIt(it.close()))
|
||||
|
||||
result = true
|
||||
|
||||
check:
|
||||
waitFor(testRun()) == true
|
||||
|
||||
test "`getGossipPeers` - should not crash on missing topics in fanout":
|
||||
proc testRun(): Future[bool] {.async.} =
|
||||
let gossipSub = newPubSub(TestGossipSub,
|
||||
PeerInfo.init(PrivateKey.random(ECDSA).get()))
|
||||
|
||||
proc handler(peer: PubSubPeer, msg: seq[RPCMsg]) {.async.} =
|
||||
discard
|
||||
|
||||
let topic = "foobar"
|
||||
gossipSub.mesh[topic] = initHashSet[string]()
|
||||
gossipSub.gossipsub[topic] = initHashSet[string]()
|
||||
var conns = newSeq[Connection]()
|
||||
for i in 0..<30:
|
||||
let conn = newConnection(newBufferStream(noop))
|
||||
conns &= conn
|
||||
let peerInfo = PeerInfo.init(PrivateKey.random(ECDSA).get())
|
||||
conn.peerInfo = peerInfo
|
||||
gossipSub.peers[peerInfo.id] = newPubSubPeer(peerInfo, GossipSubCodec)
|
||||
gossipSub.peers[peerInfo.id].handler = handler
|
||||
if i mod 2 == 0:
|
||||
gossipSub.mesh[topic].incl(peerInfo.id)
|
||||
else:
|
||||
gossipSub.gossipsub[topic].incl(peerInfo.id)
|
||||
|
||||
# generate messages
|
||||
for i in 0..5:
|
||||
let conn = newConnection(newBufferStream(noop))
|
||||
conns &= conn
|
||||
let peerInfo = PeerInfo.init(PrivateKey.random(ECDSA).get())
|
||||
conn.peerInfo = peerInfo
|
||||
let msg = newMessage(peerInfo, ("HELLO" & $i).toBytes(), topic, false)
|
||||
gossipSub.mcache.put(msg)
|
||||
|
||||
let peers = gossipSub.getGossipPeers()
|
||||
check peers.len == GossipSubD
|
||||
|
||||
|
@ -268,41 +338,7 @@ suite "GossipSub internal":
|
|||
test "`getGossipPeers` - should not crash on missing topics in gossip":
|
||||
proc testRun(): Future[bool] {.async.} =
|
||||
let gossipSub = newPubSub(TestGossipSub,
|
||||
PeerInfo.init(PrivateKey.random(RSA).get()))
|
||||
|
||||
proc handler(peer: PubSubPeer, msg: seq[RPCMsg]) {.async.} =
|
||||
discard
|
||||
|
||||
let topic = "foobar"
|
||||
gossipSub.mesh[topic] = initHashSet[string]()
|
||||
gossipSub.gossipsub[topic] = initHashSet[string]()
|
||||
var conns = newSeq[Connection]()
|
||||
for i in 0..<30:
|
||||
let conn = newConnection(newBufferStream())
|
||||
conns &= conn
|
||||
let peerInfo = PeerInfo.init(PrivateKey.random(RSA).get())
|
||||
conn.peerInfo = peerInfo
|
||||
gossipSub.peers[peerInfo.id] = newPubSubPeer(peerInfo, GossipSubCodec)
|
||||
gossipSub.peers[peerInfo.id].handler = handler
|
||||
if i mod 2 == 0:
|
||||
gossipSub.mesh[topic].incl(peerInfo.id)
|
||||
else:
|
||||
gossipSub.gossipsub[topic].incl(peerInfo.id)
|
||||
|
||||
let peers = gossipSub.getGossipPeers()
|
||||
check peers.len == GossipSubD
|
||||
|
||||
await allFuturesThrowing(conns.mapIt(it.close()))
|
||||
|
||||
result = true
|
||||
|
||||
check:
|
||||
waitFor(testRun()) == true
|
||||
|
||||
test "`getGossipPeers` - should not crash on missing topics in gossip":
|
||||
proc testRun(): Future[bool] {.async.} =
|
||||
let gossipSub = newPubSub(TestGossipSub,
|
||||
PeerInfo.init(PrivateKey.random(RSA).get()))
|
||||
PeerInfo.init(PrivateKey.random(ECDSA).get()))
|
||||
|
||||
proc handler(peer: PubSubPeer, msg: seq[RPCMsg]) {.async.} =
|
||||
discard
|
||||
|
@ -312,9 +348,9 @@ suite "GossipSub internal":
|
|||
gossipSub.fanout[topic] = initHashSet[string]()
|
||||
var conns = newSeq[Connection]()
|
||||
for i in 0..<30:
|
||||
let conn = newConnection(newBufferStream())
|
||||
let conn = newConnection(newBufferStream(noop))
|
||||
conns &= conn
|
||||
let peerInfo = PeerInfo.init(PrivateKey.random(RSA).get())
|
||||
let peerInfo = PeerInfo.init(PrivateKey.random(ECDSA).get())
|
||||
conn.peerInfo = peerInfo
|
||||
gossipSub.peers[peerInfo.id] = newPubSubPeer(peerInfo, GossipSubCodec)
|
||||
gossipSub.peers[peerInfo.id].handler = handler
|
||||
|
@ -323,6 +359,15 @@ suite "GossipSub internal":
|
|||
else:
|
||||
gossipSub.fanout[topic].incl(peerInfo.id)
|
||||
|
||||
# generate messages
|
||||
for i in 0..5:
|
||||
let conn = newConnection(newBufferStream(noop))
|
||||
conns &= conn
|
||||
let peerInfo = PeerInfo.init(PrivateKey.random(ECDSA).get())
|
||||
conn.peerInfo = peerInfo
|
||||
let msg = newMessage(peerInfo, ("bar" & $i).toBytes(), topic, false)
|
||||
gossipSub.mcache.put(msg)
|
||||
|
||||
let peers = gossipSub.getGossipPeers()
|
||||
check peers.len == 0
|
||||
|
||||
|
|
|
@ -318,12 +318,13 @@ suite "GossipSub":
|
|||
proc runTests(): Future[bool] {.async.} =
|
||||
var nodes: seq[Switch] = newSeq[Switch]()
|
||||
var awaitters: seq[Future[void]]
|
||||
var runs = 10
|
||||
|
||||
for i in 0..<11:
|
||||
for i in 0..<runs:
|
||||
nodes.add newStandardSwitch(triggerSelf = true, gossip = true)
|
||||
awaitters.add((await nodes[i].start()))
|
||||
|
||||
await subscribeNodes(nodes)
|
||||
await subscribeRandom(nodes)
|
||||
|
||||
var seen: Table[string, int]
|
||||
var subs: seq[Future[void]]
|
||||
|
@ -337,10 +338,11 @@ suite "GossipSub":
|
|||
seen[dialerNode.peerInfo.id] = 0
|
||||
seen[dialerNode.peerInfo.id].inc
|
||||
check topic == "foobar"
|
||||
if not seenFut.finished() and seen.len == 10:
|
||||
if not seenFut.finished() and seen.len >= runs:
|
||||
seenFut.complete()
|
||||
|
||||
subs.add(allFutures(dialer.subscribe("foobar", handler), waitSub(nodes[0], dialer, "foobar")))
|
||||
subs.add(allFutures(dialer.subscribe("foobar", handler),
|
||||
waitSub(nodes[0], dialer, "foobar")))
|
||||
|
||||
await allFuturesThrowing(subs)
|
||||
|
||||
|
@ -350,7 +352,7 @@ suite "GossipSub":
|
|||
1.minutes)
|
||||
|
||||
await wait(seenFut, 2.minutes)
|
||||
check: seen.len >= 10
|
||||
check: seen.len >= runs
|
||||
for k, v in seen.pairs:
|
||||
check: v == 1
|
||||
|
||||
|
|
|
@ -1,7 +1,10 @@
|
|||
import random
|
||||
import chronos
|
||||
import ../../libp2p/standard_setup
|
||||
export standard_setup
|
||||
|
||||
randomize()
|
||||
|
||||
proc generateNodes*(num: Natural, gossip: bool = false): seq[Switch] =
|
||||
for i in 0..<num:
|
||||
result.add(newStandardSwitch(gossip = gossip))
|
||||
|
@ -13,3 +16,15 @@ proc subscribeNodes*(nodes: seq[Switch]) {.async.} =
|
|||
if dialer.peerInfo.peerId != node.peerInfo.peerId:
|
||||
dials.add(dialer.connect(node.peerInfo))
|
||||
await allFutures(dials)
|
||||
|
||||
proc subscribeRandom*(nodes: seq[Switch]) {.async.} =
|
||||
var dials: seq[Future[void]]
|
||||
for dialer in nodes:
|
||||
var dialed: seq[string]
|
||||
while dialed.len < nodes.len - 1:
|
||||
let node = sample(nodes)
|
||||
if node.peerInfo.id notin dialed:
|
||||
if dialer.peerInfo.id != node.peerInfo.id:
|
||||
dials.add(dialer.connect(node.peerInfo))
|
||||
dialed &= node.peerInfo.id
|
||||
await allFutures(dials)
|
||||
|
|
Loading…
Reference in New Issue