nimbus-eth1/fluffy/conf.nim

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# Nimbus
# Copyright (c) 2021-2022 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.
{.push raises: [Defect].}
import
std/os,
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uri, confutils, confutils/std/net, chronicles,
eth/keys, eth/net/nat, eth/p2p/discoveryv5/[enr, node],
json_rpc/rpcproxy,
./network/wire/portal_protocol_config
proc defaultDataDir*(): string =
let dataDir = when defined(windows):
"AppData" / "Roaming" / "Fluffy"
elif defined(macosx):
"Library" / "Application Support" / "Fluffy"
else:
".cache" / "fluffy"
getHomeDir() / dataDir
const
defaultListenAddress* = (static ValidIpAddress.init("0.0.0.0"))
defaultAdminListenAddress* = (static ValidIpAddress.init("127.0.0.1"))
defaultProxyAddress* = (static "http://127.0.0.1:8546")
defaultClientConfig* = getHttpClientConfig(defaultProxyAddress)
defaultListenAddressDesc = $defaultListenAddress
defaultAdminListenAddressDesc = $defaultAdminListenAddress
defaultDataDirDesc = defaultDataDir()
defaultClientConfigDesc = $(defaultClientConfig.httpUri)
# 100mb seems a bit smallish we may consider increasing defaults after some
# network measurements
defaultStorageSize* = uint32(1000 * 1000 * 100)
defaultStorageSizeDesc* = $defaultStorageSize
type
PortalCmd* = enum
noCommand
PortalNetwork* = enum
none
testnet0
PortalConf* = object
logLevel* {.
defaultValue: LogLevel.DEBUG
defaultValueDesc: $LogLevel.DEBUG
desc: "Sets the log level"
name: "log-level" .}: LogLevel
udpPort* {.
defaultValue: 9009
desc: "UDP listening port"
name: "udp-port" .}: uint16
listenAddress* {.
defaultValue: defaultListenAddress
defaultValueDesc: $defaultListenAddressDesc
desc: "Listening address for the Discovery v5 traffic"
name: "listen-address" .}: ValidIpAddress
portalNetwork* {.
desc:
"Select which Portal network to join. This will currently only " &
"set the network specific bootstrap nodes automatically"
defaultValue: PortalNetwork.none
defaultValueDesc: "none"
name: "network" }: PortalNetwork
# Note: This will add bootstrap nodes for both Discovery v5 network and each
# enabled Portal network. No distinction is made on bootstrap nodes per
# specific network.
bootstrapNodes* {.
desc: "ENR URI of node to bootstrap Discovery v5 and the Portal networks from. Argument may be repeated"
name: "bootstrap-node" .}: seq[Record]
bootstrapNodesFile* {.
desc: "Specifies a line-delimited file of ENR URIs to bootstrap Discovery v5 and Portal networks from"
defaultValue: ""
name: "bootstrap-file" .}: InputFile
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* {.
defaultValue: false
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"
name: "enr-auto-update" .}: bool
dataDir* {.
desc: "The directory where fluffy will store the content data"
defaultValue: defaultDataDir()
defaultValueDesc: $defaultDataDirDesc
name: "data-dir" .}: OutDir
networkKeyFile* {.
desc: "Source of network (secp256k1) private key file"
defaultValue: config.dataDir / "netkey",
name: "netkey-file" }: string
networkKey* {.
hidden
desc: "Private key (secp256k1) for the p2p network, hex encoded.",
defaultValue: none(PrivateKey)
defaultValueDesc: "none"
name: "netkey-unsafe" .}: Option[PrivateKey]
accumulatorDataFile* {.
desc:
"Build the master accumulator snapshot from a data file containing " &
"blocks instead of getting it from peers on the network."
defaultValue: none(InputFile)
defaultValueDesc: "none"
name: "accumulator-data-file" .}: Option[InputFile]
accumulatorFile* {.
desc:
"Get the master accumulator snapshot from a file containing a " &
"pre-build master accumulator."
defaultValue: none(InputFile)
defaultValueDesc: "none"
name: "accumulator-file" .}: Option[InputFile]
metricsEnabled* {.
defaultValue: false
desc: "Enable the metrics server"
name: "metrics" .}: bool
metricsAddress* {.
defaultValue: defaultAdminListenAddress
defaultValueDesc: $defaultAdminListenAddressDesc
desc: "Listening address of the metrics server"
name: "metrics-address" .}: ValidIpAddress
metricsPort* {.
defaultValue: 8008
desc: "Listening HTTP port of the metrics server"
name: "metrics-port" .}: Port
rpcEnabled* {.
desc: "Enable the JSON-RPC server"
defaultValue: false
name: "rpc" .}: bool
rpcPort* {.
desc: "HTTP port for the JSON-RPC server"
defaultValue: 8545
name: "rpc-port" .}: Port
rpcAddress* {.
desc: "Listening address of the RPC server"
defaultValue: defaultAdminListenAddress
defaultValueDesc: $defaultAdminListenAddressDesc
name: "rpc-address" .}: ValidIpAddress
bridgeUri* {.
defaultValue: none(string)
defaultValueDesc: ""
desc: "if provided, enables getting data from bridge node"
name: "bridge-client-uri" .}: Option[string]
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# it makes little sense to have default value here in final release, but until then
# it would be troublesome to add some fake uri param every time
proxyUri* {.
defaultValue: defaultClientConfig
defaultValueDesc: $defaultClientConfigDesc
desc: "URI of eth client where to proxy unimplemented rpc methods to"
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name: "proxy-uri" .}: ClientConfig
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tableIpLimit* {.
hidden
desc: "Maximum amount of nodes with the same IP in the routing tables"
defaultValue: DefaultTableIpLimit
name: "table-ip-limit" .}: uint
bucketIpLimit* {.
hidden
desc: "Maximum amount of nodes with the same IP in the routing tables buckets"
defaultValue: DefaultBucketIpLimit
name: "bucket-ip-limit" .}: uint
bitsPerHop* {.
hidden
desc: "Kademlia's b variable, increase for less hops per lookup"
defaultValue: DefaultBitsPerHop
name: "bits-per-hop" .}: int
radiusConfig* {.
desc: "Radius configuration for a fluffy node. Radius can be either `dynamic` " &
"where the node adjusts the radius based on `storage-size` option, " &
"or `static:<logRadius>` where the node has a hardcoded logarithmic radius value. " &
"Warning: `static:<logRadius>` disables `storage-size` limits and " &
"makes the node store a fraction of the network based on set radius."
defaultValue: defaultRadiusConfig
defaultValueDesc: $defaultRadiusConfigDesc
name: "radius" .}: RadiusConfig
# TODO maybe it is worth defining minimal storage size and throw error if
# value provided is smaller than minimum
storageSize* {.
desc: "Maximum amount (in bytes) of content which will be stored " &
"in the local database."
defaultValue: defaultStorageSize
defaultValueDesc: $defaultStorageSizeDesc
name: "storage-size" .}: uint32
case cmd* {.
command
defaultValue: noCommand .}: PortalCmd
of noCommand:
discard
proc parseCmdArg*(T: type enr.Record, p: TaintedString): T
{.raises: [Defect, ConfigurationError].} =
if not fromURI(result, p):
raise newException(ConfigurationError, "Invalid ENR")
proc completeCmdArg*(T: type enr.Record, val: TaintedString): seq[string] =
return @[]
proc parseCmdArg*(T: type Node, p: TaintedString): T
{.raises: [Defect, ConfigurationError].} =
var record: enr.Record
if not fromURI(record, p):
raise newException(ConfigurationError, "Invalid ENR")
let n = newNode(record)
if n.isErr:
raise newException(ConfigurationError, $n.error)
if n[].address.isNone():
raise newException(ConfigurationError, "ENR without address")
n[]
proc completeCmdArg*(T: type Node, val: TaintedString): seq[string] =
return @[]
proc parseCmdArg*(T: type PrivateKey, p: TaintedString): T
{.raises: [Defect, ConfigurationError].} =
try:
result = PrivateKey.fromHex(string(p)).tryGet()
except CatchableError:
raise newException(ConfigurationError, "Invalid private key")
proc completeCmdArg*(T: type PrivateKey, val: TaintedString): seq[string] =
return @[]
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proc parseCmdArg*(T: type ClientConfig, p: TaintedString): T
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{.raises: [Defect, ConfigurationError].} =
let uri = parseUri(p)
if (uri.scheme == "http" or uri.scheme == "https"):
getHttpClientConfig(p)
elif (uri.scheme == "ws" or uri.scheme == "wss"):
getWebSocketClientConfig(p)
else:
raise newException(
ConfigurationError, "Proxy uri should have defined scheme (http/https/ws/wss)"
)
proc completeCmdArg*(T: type ClientConfig, val: TaintedString): seq[string] =
return @[]