nimbus-eth1/waku/quicksim.nim

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Nim
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import
os, strformat, chronicles, json_rpc/[rpcclient, rpcserver], nimcrypto/sysrand,
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eth/common as eth_common, eth/keys, eth/p2p/rlpx_protocols/waku_protocol,
../nimbus/rpc/[hexstrings, rpc_types, waku],
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options as what # TODO: Huh? Redefinition?
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from os import DirSep
from strutils import rsplit
template sourceDir: string = currentSourcePath.rsplit(DirSep, 1)[0]
const sigWakuPath = &"{sourceDir}{DirSep}rpc{DirSep}wakucallsigs.nim"
createRpcSigs(RpcHttpClient, sigWakuPath)
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const topicAmount = 100
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let
trafficNode = newRpcHttpClient()
lightNode = newRpcHttpClient()
lightNode2 = newRpcHttpClient()
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waitFor lightNode.connect("localhost", Port(8545))
waitFor lightNode2.connect("localhost", Port(8546))
waitFor trafficNode.connect("localhost", Port(8548))
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proc generateTopics(amount = topicAmount): seq[waku_protocol.Topic] =
var topic: waku_protocol.Topic
for i in 0..<amount:
if randomBytes(topic) != 4:
raise newException(ValueError, "Generation of random topic failed.")
result.add(topic)
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let
symKey = "0x0000000000000000000000000000000000000000000000000000000000000001"
topics = generateTopics()
symKeyID = waitFor lightNode.waku_addSymKey(symKey)
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options = WhisperFilterOptions(symKeyID: some(symKeyID),
topics: some(topics))
filterID = waitFor lightNode.waku_newMessageFilter(options)
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symKeyID2 = waitFor lightNode2.waku_addSymKey(symKey)
options2 = WhisperFilterOptions(symKeyID: some(symKeyID2),
topics: some(topics))
filterID2 = waitFor lightNode2.waku_newMessageFilter(options2)
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symkeyID3 = waitFor trafficNode.waku_addSymKey(symKey)
var message = WhisperPostMessage(symKeyID: some(symkeyID3),
ttl: 30,
topic: some(topics[0]),
payload: "0x45879632".HexDataStr,
powTime: 1.0,
powTarget: 0.002)
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info "Posting envelopes on all subscribed topics"
for i in 0..<topicAmount:
message.topic = some(topics[i])
discard waitFor trafficNode.waku_post(message)
# Check if the subscription for the topics works
waitFor sleepAsync(1000.milliseconds) # This is a bit brittle
let
messages = waitFor lightNode.waku_getFilterMessages(filterID)
messages2 = waitFor lightNode2.waku_getFilterMessages(filterID2)
if messages.len != topicAmount or messages2.len != topicAmount:
error "Light node did not receive envelopes on all subscribed topics",
lightnode1=messages.len, lightnode2=messages2.len
quit 1
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info "Received envelopes on all subscribed topics"
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# Generate test traffic on node
discard waitFor trafficNode.wakusim_generateRandomTraffic(10_000)
info "Started random traffic generation"