# 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 std/os, uri, confutils, confutils/std/net, chronicles, eth/keys, eth/net/nat, eth/p2p/discoveryv5/[enr, node], json_rpc/rpcproxy 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) type PortalCmd* = enum noCommand populateHistoryDb 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 # 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:" 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 networkKey* {. desc: "Private key (secp256k1) for the p2p network, hex encoded. Safer keyfile support to be added.", defaultValue: PrivateKey.random(keys.newRng()[]) defaultValueDesc: "random" name: "network-key-unsafe" .}: PrivateKey dataDir* {. desc: "The directory where fluffy will store the content data" defaultValue: defaultDataDir() defaultValueDesc: $defaultDataDirDesc name: "data-dir" .}: OutDir 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] # 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" name: "proxy-uri" .}: ClientConfig logRadius* {. desc: "Hardcoded (logarithmic) radius for each Portal network. This is " & "a temporary development option which will be replaced in the " & "future by e.g. a storage size limit" defaultValue: 256 name: "radius" .}: uint16 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 case cmd* {. command defaultValue: noCommand .}: PortalCmd of noCommand: discard of populateHistoryDb: # Note: we could use the existing data dir here, but it would require # also to properly store the network key and default use the one available dbDir* {. desc: "The directory of the fluffy content database" defaultValue: "" name: "db-dir" }: OutDir dataFile* {. desc: "Specify a json file with a map of k:v pairs representing BlockHash : Rlp encoded block" defaultValue: "" name: "data-file" }: InputFile 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 @[] 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 @[]