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fix(tools/mix): raise mix_relay_dht libp2p...

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...connection limit (--max-connections, default 160)

Signed-off-by: Chrysostomos Nanakos <chris@include.gr>
This commit is contained in:
Chrysostomos Nanakos 2026-06-18 16:53:01 +03:00
parent 6a6482c217
commit 1a97cc8c2e
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1 changed files with 24 additions and 13 deletions
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37
tools/mix/mix_relay_dht.nim
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@ -228,6 +228,7 @@ type Conf = object
generate: bool
noDhtProxy: bool
maxInFlight: int
maxConnections: int
proc usage(): string =
"""
@ -239,20 +240,21 @@ Usage:
[--bootstrap-node=<spr> ...] [--log-level=<lvl>] [--generate]
Options:
--data-dir=<dir> Directory holding identity files (key + mix-identity).
--listen-ip=<addr> Public IPv4 to bind/announce for libp2p TCP.
--listen-port=<n> libp2p TCP port (Mix relay + DHT proxy share this).
--disc-port=<n> discv5 UDP port.
--data-dir=<dir> Directory holding identity files (key + mix-identity).
--listen-ip=<addr> Public IPv4 to bind/announce for libp2p TCP.
--listen-port=<n> libp2p TCP port (Mix relay + DHT proxy share this).
--disc-port=<n> discv5 UDP port.
--bootstrap-node=<spr> Repeatable. SPR of a discv5 bootstrap peer.
--log-level=<lvl> TRACE | DEBUG | INFO | NOTICE | WARN | ERROR | FATAL | NONE
(default: INFO)
--log-file=<path> Write logs to <path> instead of stdout.
--generate Generate fresh identity files if data-dir is empty.
--no-dht-proxy Run as a pure Mix relay.
Conflicts with --disc-port and --bootstrap-node.
--max-inflight=<n> Max concurrent DHT proxy lookups (default: 100).
-h, --help Show this help.
-v, --version Show version and revision.
--log-level=<lvl> TRACE | DEBUG | INFO | NOTICE | WARN | ERROR | FATAL | NONE
(default: INFO)
--log-file=<path> Write logs to <path> instead of stdout.
--generate Generate fresh identity files if data-dir is empty.
--no-dht-proxy Run as a pure Mix relay.
Conflicts with --disc-port and --bootstrap-node.
--max-inflight=<n> Max concurrent DHT proxy lookups (default: 100).
--max-connections=<n> Max libp2p connections (in + out) (default: 160).
-h, --help Show this help.
-v, --version Show version and revision.
"""
proc parseSpr(raw: string): SignedPeerRecord =
@ -273,6 +275,7 @@ proc parseConf(): Conf =
generate: false,
noDhtProxy: false,
maxInFlight: DefaultMaxInFlightLookups,
maxConnections: 160,
)
var p = initOptParser(commandLineParams())
while true:
@ -324,6 +327,13 @@ proc parseConf(): Conf =
fail "--max-inflight must be an integer, got: " & p.val
if result.maxInFlight < 1:
fail "--max-inflight must be >= 1, got: " & $result.maxInFlight
of "max-connections":
try:
result.maxConnections = parseInt(p.val)
except ValueError:
fail "--max-connections must be an integer, got: " & p.val
if result.maxConnections < 1:
fail "--max-connections must be >= 1, got: " & $result.maxConnections
else:
fail "Unknown flag: --" & p.key
of cmdArgument:
@ -557,6 +567,7 @@ proc run(conf: Conf) {.async: (raises: [CatchableError]).} =
.withRng(newRng())
.withNoise()
.withYamux()
.withMaxConnections(conf.maxConnections)
.withTcpTransport({ServerFlags.ReuseAddr, ServerFlags.TcpNoDelay})
.build()