nimbus-eth1/fluffy/tools/bridge/beacon_chain_bridge_conf.nim

216 lines
6.7 KiB
Nim

# Nimbus
# Copyright (c) 2023 Status Research & Development GmbH
# Licensed and distributed under either of
# * MIT license (license terms in the root directory or at https://opensource.org/licenses/MIT).
# * Apache v2 license (license terms in the root directory or at https://www.apache.org/licenses/LICENSE-2.0).
# at your option. This file may not be copied, modified, or distributed except according to those terms.
when (NimMajor, NimMinor) < (1, 4):
{.push raises: [Defect].}
else:
{.push raises: [].}
import
std/os,
json_serialization/std/net,
beacon_chain/light_client,
beacon_chain/conf,
json_rpc/[rpcproxy]
export net, conf
proc defaultVerifiedProxyDataDir*(): string =
let dataDir = when defined(windows):
"AppData" / "Roaming" / "NimbusVerifiedProxy"
elif defined(macosx):
"Library" / "Application Support" / "NimbusVerifiedProxy"
else:
".cache" / "nimbus-verified-proxy"
getHomeDir() / dataDir
const
defaultDataVerifiedProxyDirDesc* = defaultVerifiedProxyDataDir()
type
Web3UrlKind* = enum
HttpUrl, WsUrl
ValidatedWeb3Url* = object
kind*: Web3UrlKind
web3Url*: string
type BeaconBridgeConf* = object
# Config
configFile* {.
desc: "Loads the configuration from a TOML file"
name: "config-file" .}: Option[InputFile]
# Logging
logLevel* {.
desc: "Sets the log level"
defaultValue: "INFO"
name: "log-level" .}: string
logStdout* {.
hidden
desc: "Specifies what kind of logs should be written to stdout (auto, colors, nocolors, json)"
defaultValueDesc: "auto"
defaultValue: StdoutLogKind.Auto
name: "log-format" .}: StdoutLogKind
# Storage
dataDir* {.
desc: "The directory where nimbus_verified_proxy will store all data"
defaultValue: defaultVerifiedProxyDataDir()
defaultValueDesc: $defaultDataVerifiedProxyDirDesc
abbr: "d"
name: "data-dir" .}: OutDir
# Network
eth2Network* {.
desc: "The Eth2 network to join"
defaultValueDesc: "mainnet"
name: "network" .}: Option[string]
# Consensus light sync
# No default - Needs to be provided by the user
trustedBlockRoot* {.
desc: "Recent trusted finalized block root to initialize the consensus light client from"
name: "trusted-block-root" .}: Eth2Digest
# Local JSON-RPC server
rpcAddress* {.
desc: "Listening address of the JSON-RPC server"
defaultValue: "127.0.0.1"
name: "rpc-address" .}: string
rpcPort* {.
desc: "Listening port of the JSON-RPC server"
defaultValue: 8545
name: "rpc-port" .}: Port
# Libp2p
bootstrapNodes* {.
desc: "Specifies one or more bootstrap nodes to use when connecting to the network"
abbr: "b"
name: "bootstrap-node" .}: seq[string]
bootstrapNodesFile* {.
desc: "Specifies a line-delimited file of bootstrap Ethereum network addresses"
defaultValue: ""
name: "bootstrap-file" .}: InputFile
listenAddress* {.
desc: "Listening address for the Ethereum LibP2P and Discovery v5 traffic"
defaultValue: defaultListenAddress
defaultValueDesc: $defaultListenAddressDesc
name: "listen-address" .}: ValidIpAddress
tcpPort* {.
desc: "Listening TCP port for Ethereum LibP2P traffic"
defaultValue: defaultEth2TcpPort
defaultValueDesc: $defaultEth2TcpPortDesc
name: "tcp-port" .}: Port
udpPort* {.
desc: "Listening UDP port for node discovery"
defaultValue: defaultEth2TcpPort
defaultValueDesc: $defaultEth2TcpPortDesc
name: "udp-port" .}: Port
# TODO: Select a lower amount of peers.
maxPeers* {.
desc: "The target number of peers to connect to"
defaultValue: 160 # 5 (fanout) * 64 (subnets) / 2 (subs) for a healthy mesh
name: "max-peers" .}: int
hardMaxPeers* {.
desc: "The maximum number of peers to connect to. Defaults to maxPeers * 1.5"
name: "hard-max-peers" .}: Option[int]
nat* {.
desc: "Specify method to use for determining public address. " &
"Must be one of: any, none, upnp, pmp, extip:<IP>"
defaultValue: NatConfig(hasExtIp: false, nat: NatAny)
defaultValueDesc: "any"
name: "nat" .}: NatConfig
enrAutoUpdate* {.
desc: "Discovery can automatically update its ENR with the IP address " &
"and UDP port as seen by other nodes it communicates with. " &
"This option allows to enable/disable this functionality"
defaultValue: false
name: "enr-auto-update" .}: bool
agentString* {.
defaultValue: "nimbus",
desc: "Node agent string which is used as identifier in the LibP2P network"
name: "agent-string" .}: string
discv5Enabled* {.
desc: "Enable Discovery v5"
defaultValue: true
name: "discv5" .}: bool
directPeers* {.
desc: "The list of priviledged, secure and known peers to connect and" &
"maintain the connection to, this requires a not random netkey-file." &
"In the complete multiaddress format like:" &
"/ip4/<address>/tcp/<port>/p2p/<peerId-public-key>." &
"Peering agreements are established out of band and must be reciprocal"
name: "direct-peer" .}: seq[string]
proc parseCmdArg*(T: type ValidatedWeb3Url, p: TaintedString): T
{.raises: [Defect, ConfigurationError].} =
let url = parseUri(p)
let normalizedScheme = url.scheme.toLowerAscii()
if (normalizedScheme == "http" or normalizedScheme == "https"):
ValidatedWeb3Url(kind: HttpUrl, web3Url: p)
elif (normalizedScheme == "ws" or normalizedScheme == "wss"):
ValidatedWeb3Url(kind: WsUrl, web3Url: p)
else:
raise newException(
ConfigurationError, "Web3 url should have defined scheme (http/https/ws/wss)"
)
proc completeCmdArg*(T: type ValidatedWeb3Url, val: TaintedString): seq[string] =
return @[]
func asLightClientConf*(pc: BeaconBridgeConf): LightClientConf =
return LightClientConf(
configFile: pc.configFile,
logLevel: pc.logLevel,
logStdout: pc.logStdout,
logFile: none(OutFile),
dataDir: pc.dataDir,
eth2Network: pc.eth2Network,
bootstrapNodes: pc.bootstrapNodes,
bootstrapNodesFile: pc.bootstrapNodesFile,
listenAddress: pc.listenAddress,
tcpPort: pc.tcpPort,
udpPort: pc.udpPort,
maxPeers: pc.maxPeers,
hardMaxPeers: pc.hardMaxPeers,
nat: pc.nat,
enrAutoUpdate: pc.enrAutoUpdate,
agentString: pc.agentString,
discv5Enabled: pc.discv5Enabled,
directPeers: pc.directPeers,
trustedBlockRoot: pc.trustedBlockRoot,
web3Urls: @[],
jwtSecret: none(string),
stopAtEpoch: 0
)
# TODO: Cannot use ClientConfig in VerifiedProxyConf due to the fact that
# it contain `set[TLSFlags]` which does not have proper toml serialization
func asClientConfig*(url: ValidatedWeb3Url): ClientConfig =
case url.kind
of HttpUrl:
getHttpClientConfig(url.web3Url)
of WsUrl:
getWebSocketClientConfig(url.web3Url, flags = {})