nimbus-eth1/fluffy/conf.nim

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# Nimbus
# Copyright (c) 2021 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
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uri, confutils, confutils/std/net, chronicles,
eth/keys, eth/net/nat, eth/p2p/discoveryv5/[enr, node],
json_rpc/rpcproxy
const
DefaultListenAddress* = (static ValidIpAddress.init("0.0.0.0"))
DefaultAdminListenAddress* = (static ValidIpAddress.init("127.0.0.1"))
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DefaultProxyAddress* = (static "http://127.0.0.1:8546")
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DefaultClientConfig* = getHttpClientConfig(DefaultProxyAddress)
type
PortalCmd* = enum
noCommand
PortalConf* = object
logLevel* {.
defaultValue: 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
desc: "Listening address for the Discovery v5 traffic"
name: "listen-address" }: ValidIpAddress
bootnodes* {.
desc: "ENR URI of node to bootstrap discovery with. Argument may be repeated"
name: "bootnode" .}: seq[Record]
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)
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
nodeKey* {.
desc: "P2P node private key as hex",
defaultValue: PrivateKey.random(keys.newRng()[])
name: "nodekey" .}: PrivateKey
metricsEnabled* {.
defaultValue: false
desc: "Enable the metrics server"
name: "metrics" .}: bool
metricsAddress* {.
defaultValue: DefaultAdminListenAddress
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 service"
defaultValue: 8545
name: "rpc-port" }: Port
rpcAddress* {.
desc: "Listening address of the RPC server"
defaultValue: DefaultAdminListenAddress
name: "rpc-address" }: ValidIpAddress
bridgeUri* {.
defaultValue: none(string)
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* {.
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defaultValue: DefaultClientConfig
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desc: "uri of client to get data for unimplemented rpc methods"
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name: "proxy-uri" .}: ClientConfig
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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
{.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 @[]