163 lines
5.2 KiB
Nim
163 lines
5.2 KiB
Nim
# beacon light client bridge
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# Copyright (c) 2022-2023 Status Research & Development GmbH
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# Licensed and distributed under either of
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# * MIT license (license terms in the root directory or at https://opensource.org/licenses/MIT).
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# * Apache v2 license (license terms in the root directory or at https://www.apache.org/licenses/LICENSE-2.0).
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# at your option. This file may not be copied, modified, or distributed except according to those terms.
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{.push raises: [].}
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import
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std/os,
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json_serialization/std/net,
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beacon_chain/light_client,
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beacon_chain/conf
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export net, conf
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proc defaultBridgeDataDir*(): string =
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let dataDir = when defined(windows):
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"AppData" / "Roaming" / "BeaconLightClientBridge"
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elif defined(macosx):
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"Library" / "Application Support" / "BeaconLightClientBridge"
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else:
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".cache" / "beacon-ligh-client-bridge"
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getHomeDir() / dataDir
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const
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defaultBridgeDataDirDesc* = defaultBridgeDataDir()
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type BridgeConf* = object
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# Config
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configFile* {.
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desc: "Loads the configuration from a TOML file"
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name: "config-file" .}: Option[InputFile]
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# Logging
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logLevel* {.
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desc: "Sets the log level"
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defaultValue: "INFO"
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name: "log-level" .}: string
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logStdout* {.
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hidden
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desc: "Specifies what kind of logs should be written to stdout (auto, colors, nocolors, json)"
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defaultValueDesc: "auto"
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defaultValue: StdoutLogKind.Auto
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name: "log-format" .}: StdoutLogKind
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# Storage
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dataDir* {.
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desc: "The directory where beacon light client bridge will store all data"
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defaultValue: defaultBridgeDataDir()
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defaultValueDesc: $defaultBridgeDataDirDesc
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abbr: "d"
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name: "data-dir" .}: OutDir
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# Consensus light sync
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# No default - Needs to be provided by the user
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trustedBlockRoot* {.
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desc: "Recent trusted finalized block root to initialize the consensus light client from"
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name: "trusted-block-root" .}: Eth2Digest
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# Libp2p
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bootstrapNodes* {.
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desc: "Specifies one or more bootstrap nodes to use when connecting to the network"
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abbr: "b"
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name: "bootstrap-node" .}: seq[string]
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bootstrapNodesFile* {.
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desc: "Specifies a line-delimited file of bootstrap Ethereum network addresses"
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defaultValue: ""
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name: "bootstrap-file" .}: InputFile
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listenAddress* {.
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desc: "Listening address for the Ethereum LibP2P and Discovery v5 traffic"
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defaultValue: defaultListenAddress
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defaultValueDesc: $defaultListenAddressDesc
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name: "listen-address" .}: ValidIpAddress
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tcpPort* {.
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desc: "Listening TCP port for Ethereum LibP2P traffic"
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defaultValue: defaultEth2TcpPort
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defaultValueDesc: $defaultEth2TcpPortDesc
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name: "tcp-port" .}: Port
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udpPort* {.
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desc: "Listening UDP port for node discovery"
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defaultValue: defaultEth2TcpPort
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defaultValueDesc: $defaultEth2TcpPortDesc
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name: "udp-port" .}: Port
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# TODO: Select a lower amount of peers.
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maxPeers* {.
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desc: "The target number of peers to connect to"
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defaultValue: 160 # 5 (fanout) * 64 (subnets) / 2 (subs) for a healthy mesh
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name: "max-peers" .}: int
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hardMaxPeers* {.
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desc: "The maximum number of peers to connect to. Defaults to maxPeers * 1.5"
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name: "hard-max-peers" .}: Option[int]
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nat* {.
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desc: "Specify method to use for determining public address. " &
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"Must be one of: any, none, upnp, pmp, extip:<IP>"
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defaultValue: NatConfig(hasExtIp: false, nat: NatAny)
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defaultValueDesc: "any"
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name: "nat" .}: NatConfig
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enrAutoUpdate* {.
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desc: "Discovery can automatically update its ENR with the IP address " &
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"and UDP port as seen by other nodes it communicates with. " &
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"This option allows to enable/disable this functionality"
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defaultValue: false
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name: "enr-auto-update" .}: bool
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agentString* {.
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defaultValue: "nimbus",
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desc: "Node agent string which is used as identifier in the LibP2P network"
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name: "agent-string" .}: string
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discv5Enabled* {.
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desc: "Enable Discovery v5"
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defaultValue: true
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name: "discv5" .}: bool
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directPeers* {.
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desc: "The list of priviledged, secure and known peers to connect and" &
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"maintain the connection to, this requires a not random netkey-file." &
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"In the complete multiaddress format like:" &
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"/ip4/<address>/tcp/<port>/p2p/<peerId-public-key>." &
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"Peering agreements are established out of band and must be reciprocal"
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name: "direct-peer" .}: seq[string]
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func asLightClientConf*(pc: BridgeConf): LightClientConf =
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return LightClientConf(
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configFile: pc.configFile,
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logLevel: pc.logLevel,
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logStdout: pc.logStdout,
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logFile: none(OutFile),
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dataDir: pc.dataDir,
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# Portal networks are defined only over mainnet therefore bridging makes
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# sense only for mainnet
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eth2Network: some("mainnet"),
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bootstrapNodes: pc.bootstrapNodes,
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bootstrapNodesFile: pc.bootstrapNodesFile,
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listenAddress: pc.listenAddress,
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tcpPort: pc.tcpPort,
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udpPort: pc.udpPort,
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maxPeers: pc.maxPeers,
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hardMaxPeers: pc.hardMaxPeers,
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nat: pc.nat,
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enrAutoUpdate: pc.enrAutoUpdate,
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agentString: pc.agentString,
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discv5Enabled: pc.discv5Enabled,
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directPeers: pc.directPeers,
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trustedBlockRoot: pc.trustedBlockRoot,
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web3Urls: @[],
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jwtSecret: none(string),
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stopAtEpoch: 0
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)
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