576 lines
21 KiB
Nim
576 lines
21 KiB
Nim
# Nimbus
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# Copyright (c) 2018 Status Research & Development GmbH
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# Licensed under either of
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# * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE))
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# * MIT license ([LICENSE-MIT](LICENSE-MIT))
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# at your option.
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# This file may not be copied, modified, or distributed except according to
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# those terms.
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import parseopt, strutils, macros, os
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import asyncdispatch2, eth_keys, eth_p2p, eth_common, chronicles
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const
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NimbusName* = "Nimbus"
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## project name string
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NimbusCopyright* = "Copyright (C) 2018 Status Research & Development GmbH"
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## copyright string
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NimbusMajor*: int = 0
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## is the major number of Nimbus' version.
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NimbusMinor*: int = 0
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## is the minor number of Nimbus' version.
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NimbusPatch*: int = 1
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## is the patch number of Nimbus' version.
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NimbusVersion* = $NimbusMajor & "." & $NimbusMinor & "." & $NimbusPatch
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## is the version of Nimbus as a string.
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NimbusHeader* = NimbusName & " Version " & NimbusVersion &
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" [" & hostOS & ": " & hostCPU & "]\r\n" &
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NimbusCopyright
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## is the header which printed, when nimbus binary got executed
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NimbusIdent* = "$1/$2 ($3/$4)" % [NimbusName, NimbusVersion, hostCPU, hostOS]
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## project ident name for networking services
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const
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MainnetBootnodes = [
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"enode://a979fb575495b8d6db44f750317d0f4622bf4c2aa3365d6af7c284339968eef29b69ad0dce72a4d8db5ebb4968de0e3bec910127f134779fbcb0cb6d3331163c@52.16.188.185:30303" , # IE
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"enode://3f1d12044546b76342d59d4a05532c14b85aa669704bfe1f864fe079415aa2c02d743e03218e57a33fb94523adb54032871a6c51b2cc5514cb7c7e35b3ed0a99@13.93.211.84:30303", # US-WEST
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"enode://78de8a0916848093c73790ead81d1928bec737d565119932b98c6b100d944b7a95e94f847f689fc723399d2e31129d182f7ef3863f2b4c820abbf3ab2722344d@191.235.84.50:30303", # BR
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"enode://158f8aab45f6d19c6cbf4a089c2670541a8da11978a2f90dbf6a502a4a3bab80d288afdbeb7ec0ef6d92de563767f3b1ea9e8e334ca711e9f8e2df5a0385e8e6@13.75.154.138:30303", # AU
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"enode://1118980bf48b0a3640bdba04e0fe78b1add18e1cd99bf22d53daac1fd9972ad650df52176e7c7d89d1114cfef2bc23a2959aa54998a46afcf7d91809f0855082@52.74.57.123:30303", # SG
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"enode://979b7fa28feeb35a4741660a16076f1943202cb72b6af70d327f053e248bab9ba81760f39d0701ef1d8f89cc1fbd2cacba0710a12cd5314d5e0c9021aa3637f9@5.1.83.226:30303" # DE
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]
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RopstenBootnodes = [
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"enode://30b7ab30a01c124a6cceca36863ece12c4f5fa68e3ba9b0b51407ccc002eeed3b3102d20a88f1c1d3c3154e2449317b8ef95090e77b312d5cc39354f86d5d606@52.176.7.10:30303", # US-Azure geth
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"enode://865a63255b3bb68023b6bffd5095118fcc13e79dcf014fe4e47e065c350c7cc72af2e53eff895f11ba1bbb6a2b33271c1116ee870f266618eadfc2e78aa7349c@52.176.100.77:30303", # US-Azure parity
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"enode://6332792c4a00e3e4ee0926ed89e0d27ef985424d97b6a45bf0f23e51f0dcb5e66b875777506458aea7af6f9e4ffb69f43f3778ee73c81ed9d34c51c4b16b0b0f@52.232.243.152:30303", # Parity
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"enode://94c15d1b9e2fe7ce56e458b9a3b672ef11894ddedd0c6f247e0f1d3487f52b66208fb4aeb8179fce6e3a749ea93ed147c37976d67af557508d199d9594c35f09@192.81.208.223:30303" # @gpip
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]
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RinkebyBootnodes = [
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"enode://a24ac7c5484ef4ed0c5eb2d36620ba4e4aa13b8c84684e1b4aab0cebea2ae45cb4d375b77eab56516d34bfbd3c1a833fc51296ff084b770b94fb9028c4d25ccf@52.169.42.101:30303", # IE
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"enode://343149e4feefa15d882d9fe4ac7d88f885bd05ebb735e547f12e12080a9fa07c8014ca6fd7f373123488102fe5e34111f8509cf0b7de3f5b44339c9f25e87cb8@52.3.158.184:30303", # INFURA
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"enode://b6b28890b006743680c52e64e0d16db57f28124885595fa03a562be1d2bf0f3a1da297d56b13da25fb992888fd556d4c1a27b1f39d531bde7de1921c90061cc6@159.89.28.211:30303", # AKASHA
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]
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DiscoveryV5Bootnodes = [
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"enode://06051a5573c81934c9554ef2898eb13b33a34b94cf36b202b69fde139ca17a85051979867720d4bdae4323d4943ddf9aeeb6643633aa656e0be843659795007a@35.177.226.168:30303",
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"enode://0cc5f5ffb5d9098c8b8c62325f3797f56509bff942704687b6530992ac706e2cb946b90a34f1f19548cd3c7baccbcaea354531e5983c7d1bc0dee16ce4b6440b@40.118.3.223:30304",
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"enode://1c7a64d76c0334b0418c004af2f67c50e36a3be60b5e4790bdac0439d21603469a85fad36f2473c9a80eb043ae60936df905fa28f1ff614c3e5dc34f15dcd2dc@40.118.3.223:30306",
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"enode://85c85d7143ae8bb96924f2b54f1b3e70d8c4d367af305325d30a61385a432f247d2c75c45c6b4a60335060d072d7f5b35dd1d4c45f76941f62a4f83b6e75daaf@40.118.3.223:30307"
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]
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KovanBootnodes = [
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"enode://56abaf065581a5985b8c5f4f88bd202526482761ba10be9bfdcd14846dd01f652ec33fde0f8c0fd1db19b59a4c04465681fcef50e11380ca88d25996191c52de@40.71.221.215:30303",
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"enode://d07827483dc47b368eaf88454fb04b41b7452cf454e194e2bd4c14f98a3278fed5d819dbecd0d010407fc7688d941ee1e58d4f9c6354d3da3be92f55c17d7ce3@52.166.117.77:30303",
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"enode://8fa162563a8e5a05eef3e1cd5abc5828c71344f7277bb788a395cce4a0e30baf2b34b92fe0b2dbbba2313ee40236bae2aab3c9811941b9f5a7e8e90aaa27ecba@52.165.239.18:30303",
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"enode://7e2e7f00784f516939f94e22bdc6cf96153603ca2b5df1c7cc0f90a38e7a2f218ffb1c05b156835e8b49086d11fdd1b3e2965be16baa55204167aa9bf536a4d9@52.243.47.56:30303",
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"enode://0518a3d35d4a7b3e8c433e7ffd2355d84a1304ceb5ef349787b556197f0c87fad09daed760635b97d52179d645d3e6d16a37d2cc0a9945c2ddf585684beb39ac@40.68.248.100:30303"
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]
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type
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ConfigStatus* = enum
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## Configuration status flags
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Success, ## Success
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EmptyOption, ## No options in category
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ErrorUnknownOption, ## Unknown option in command line found
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ErrorParseOption, ## Error in parsing command line option
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ErrorIncorrectOption, ## Option has incorrect value
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Error ## Unspecified error
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RpcFlags* {.pure.} = enum
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## RPC flags
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Enabled ## RPC enabled
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RpcConfiguration* = object
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## JSON-RPC configuration object
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flags*: set[RpcFlags] ## RPC flags
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binds*: seq[TransportAddress] ## RPC bind address
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PublicNetwork* = enum
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CustomNet = 0
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MainNet = 1
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MordenNet = 2
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RopstenNet = 3
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RinkebyNet = 4
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KovanNet = 42
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NetworkFlags* = enum
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## Ethereum network flags
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NoDiscover, ## Peer discovery disabled
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V5Discover, ## Dicovery V5 enabled
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DebugFlags* {.pure.} = enum
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## Debug selection flags
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Enabled, ## Debugging enabled
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Test1, ## Test1 enabled
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Test2, ## Test2 enabled
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Test3 ## Test3 enabled
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NetConfiguration* = object
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## Network configuration object
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flags*: set[NetworkFlags] ## Network flags
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bootNodes*: seq[ENode] ## List of bootnodes
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bindPort*: uint16 ## Main TCP bind port
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discPort*: uint16 ## Discovery UDP bind port
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maxPeers*: int ## Maximum allowed number of peers
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maxPendingPeers*: int ## Maximum allowed pending peers
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networkId*: uint ## Network ID as integer
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ident*: string ## Server ident name string
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nodeKey*: PrivateKey ## Server private key
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DebugConfiguration* = object
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## Debug configuration object
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flags*: set[DebugFlags] ## Debug flags
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ChainConfig* = object
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chainId*: uint
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homesteadBlock*: BlockNumber
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daoForkBlock*: BlockNumber
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daoForkSupport*: bool
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# EIP150 implements the Gas price changes (https://github.com/ethereum/EIPs/issues/150)
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eip150Block*: BlockNumber
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eip150Hash*: Hash256
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eip155Block*: BlockNumber
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eip158Block*: BlockNumber
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byzantiumBlock*: BlockNumber
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constantinopleBlock*: BlockNumber
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NimbusConfiguration* = ref object
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## Main Nimbus configuration object
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dataDir*: string
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keyFile*: string
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rpc*: RpcConfiguration ## JSON-RPC configuration
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net*: NetConfiguration ## Network configuration
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debug*: DebugConfiguration ## Debug configuration
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var nimbusConfig {.threadvar.}: NimbusConfiguration
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proc getConfiguration*(): NimbusConfiguration {.gcsafe.}
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proc publicChainConfig*(id: PublicNetwork): ChainConfig =
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result = case id
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of MainNet:
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ChainConfig(
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chainId: MainNet.uint,
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homesteadBlock: 1150000.u256,
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daoForkBlock: 1920000.u256,
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daoForkSupport: true,
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eip150Block: 2463000.u256,
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eip150Hash: toDigest("2086799aeebeae135c246c65021c82b4e15a2c451340993aacfd2751886514f0"),
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eip155Block: 2675000.u256,
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eip158Block: 2675000.u256,
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byzantiumBlock: 4370000.u256
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)
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of RopstenNet:
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ChainConfig(
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chainId: RopstenNet.uint,
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homesteadBlock: 0.u256,
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daoForkSupport: true,
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eip150Block: 0.u256,
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eip150Hash: toDigest("41941023680923e0fe4d74a34bdac8141f2540e3ae90623718e47d66d1ca4a2d"),
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eip155Block: 10.u256,
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eip158Block: 10.u256,
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byzantiumBlock: 1700000.u256
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)
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of RinkebyNet:
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ChainConfig(
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chainId: RinkebyNet.uint,
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homesteadBlock: 1.u256,
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daoForkSupport: true,
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eip150Block: 2.u256,
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eip150Hash: toDigest("9b095b36c15eaf13044373aef8ee0bd3a382a5abb92e402afa44b8249c3a90e9"),
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eip155Block: 3.u256,
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eip158Block: 3.u256,
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byzantiumBlock: 1035301.u256
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)
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else:
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error "No chain config for public network", networkId = id
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doAssert(false, "No chain config for " & $id)
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ChainConfig()
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result.chainId = uint(id)
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proc processList(v: string, o: var seq[string]) =
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## Process comma-separated list of strings.
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if len(v) > 0:
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for n in v.split({' ', ','}):
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if len(n) > 0:
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o.add(n)
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proc processInteger(v: string, o: var int): ConfigStatus =
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## Convert string to integer.
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try:
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o = parseInt(v)
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result = Success
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except:
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result = ErrorParseOption
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proc processAddressPortsList(v: string,
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o: var seq[TransportAddress]): ConfigStatus =
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## Convert <hostname:port>;...;<hostname:port> to list of `TransportAddress`.
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var list = newSeq[string]()
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processList(v, list)
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for item in list:
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var tas4: seq[TransportAddress]
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var tas6: seq[TransportAddress]
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try:
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tas4 = resolveTAddress(item, IpAddressFamily.IPv4)
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except:
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discard
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try:
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tas6 = resolveTAddress(item, IpAddressFamily.IPv6)
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except:
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discard
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if len(tas4) == 0 and len(tas6) == 0:
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result = ErrorParseOption
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break
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else:
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for a in tas4: o.add(a)
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for a in tas6: o.add(a)
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result = Success
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proc processENode(v: string, o: var ENode): ConfigStatus =
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## Convert string to ENode.
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let res = initENode(v, o)
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if res == ENodeStatus.Success:
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result = Success
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else:
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result = ErrorParseOption
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proc processENodesList(v: string, o: var seq[ENode]): ConfigStatus =
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## Convert comma-separated list of strings to list of ENode.
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var
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node: ENode
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list = newSeq[string]()
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processList(v, list)
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for item in list:
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result = processENode(item, node)
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if result == Success:
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o.add(node)
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else:
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break
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proc processPrivateKey(v: string, o: var PrivateKey): ConfigStatus =
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## Convert hexadecimal string to private key object.
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try:
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o = initPrivateKey(v)
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result = Success
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except:
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result = ErrorParseOption
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# proc processHexBytes(v: string, o: var seq[byte]): ConfigStatus =
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# ## Convert hexadecimal string to seq[byte].
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# try:
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# o = fromHex(v)
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# result = Success
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# except:
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# result = ErrorParseOption
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# proc processHexString(v: string, o: var string): ConfigStatus =
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# ## Convert hexadecimal string to string.
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# try:
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# o = parseHexStr(v)
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# result = Success
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# except:
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# result = ErrorParseOption
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# proc processJson(v: string, o: var JsonNode): ConfigStatus =
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# ## Convert string to JSON.
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# try:
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# o = parseJson(v)
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# result = Success
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# except:
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# result = ErrorParseOption
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proc processEthArguments(key, value: string): ConfigStatus =
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result = Success
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let config = getConfiguration()
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case key.toLowerAscii()
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of "keyfile":
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if fileExists(value):
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config.keyFile = value
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else:
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result = ErrorIncorrectOption
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of "dataDir":
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config.dataDir = value
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else:
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result = EmptyOption
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proc processRpcArguments(key, value: string): ConfigStatus =
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## Processes only `RPC` related command line options
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result = Success
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let config = getConfiguration()
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let skey = key.toLowerAscii()
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if skey == "rpc":
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config.rpc.flags.incl(RpcFlags.Enabled)
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elif skey == "rpcbind":
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config.rpc.binds.setLen(0)
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result = processAddressPortsList(value, config.rpc.binds)
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else:
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result = EmptyOption
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proc setBootnodes(onodes: var seq[ENode], nodeUris: openarray[string]) =
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var node: ENode
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onodes = newSeqOfCap[ENode](nodeUris.len)
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for item in nodeUris:
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doAssert(processENode(item, node) == Success)
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onodes.add(node)
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macro availableEnumValues(T: type enum): untyped =
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let impl = getTypeImpl(T)[1].getTypeImpl()
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result = newNimNode(nnkBracket)
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for i in 1 ..< impl.len: result.add(newCall("uint", copyNimTree(impl[i])))
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proc toPublicNetwork*(id: uint): PublicNetwork {.inline.} =
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if id in availableEnumValues(PublicNetwork):
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result = PublicNetwork(id)
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proc setNetwork(conf: var NetConfiguration, id: PublicNetwork) =
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## Set network id and default network bootnodes
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conf.networkId = uint(id)
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case id
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of MainNet:
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conf.bootNodes.setBootnodes(MainnetBootnodes)
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of MordenNet:
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discard
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of RopstenNet:
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conf.bootNodes.setBootnodes(RopstenBootnodes)
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of RinkebyNet:
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conf.bootNodes.setBootnodes(RinkebyBootnodes)
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of KovanNet:
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conf.bootNodes.setBootnodes(KovanBootnodes)
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of CustomNet:
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discard
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proc setNetwork(conf: var NetConfiguration, id: uint) =
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## Set network id and default network bootnodes
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let pubNet = toPublicNetwork(id)
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if pubNet == CustomNet:
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conf.networkId = id
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else:
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conf.setNetwork(pubNet)
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proc processNetArguments(key, value: string): ConfigStatus =
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## Processes only `Networking` related command line options
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result = Success
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let config = getConfiguration()
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let skey = key.toLowerAscii()
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if skey == "bootnodes":
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result = processENodesList(value, config.net.bootnodes)
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elif skey == "bootnodesv4":
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result = processENodesList(value, config.net.bootNodes)
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elif skey == "bootnodesv5":
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result = processENodesList(value, config.net.bootNodes)
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elif skey == "testnet":
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config.net.setNetwork(RopstenNet)
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elif skey == "mainnet":
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config.net.setNetwork(MainNet)
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elif skey == "ropsten":
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config.net.setNetwork(RopstenNet)
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elif skey == "rinkeby":
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config.net.setNetwork(RinkebyNet)
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elif skey == "morden":
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config.net.setNetwork(MordenNet)
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elif skey == "kovan":
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config.net.setNetwork(KovanNet)
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elif skey == "networkid":
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var res = 0
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result = processInteger(value, res)
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if result == Success:
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config.net.setNetwork(uint(result))
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elif skey == "nodiscover":
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config.net.flags.incl(NoDiscover)
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elif skey == "v5discover":
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config.net.flags.incl(V5Discover)
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config.net.bootNodes.setBootnodes(DiscoveryV5Bootnodes)
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elif skey == "port":
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var res = 0
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result = processInteger(value, res)
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if result == Success:
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config.net.bindPort = uint16(res and 0xFFFF)
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elif skey == "discport":
|
|
var res = 0
|
|
result = processInteger(value, res)
|
|
if result == Success:
|
|
config.net.discPort = uint16(res and 0xFFFF)
|
|
elif skey == "maxpeers":
|
|
var res = 0
|
|
result = processInteger(value, res)
|
|
if result == Success:
|
|
config.net.maxPeers = res
|
|
elif skey == "maxpendpeers":
|
|
var res = 0
|
|
result = processInteger(value, res)
|
|
if result == Success:
|
|
config.net.maxPendingPeers = res
|
|
elif skey == "nodekey":
|
|
var res: PrivateKey
|
|
result = processPrivateKey(value, res)
|
|
if result == Success:
|
|
config.net.nodeKey = res
|
|
elif skey == "ident":
|
|
config.net.ident = value
|
|
else:
|
|
result = EmptyOption
|
|
|
|
proc processDebugArguments(key, value: string): ConfigStatus =
|
|
## Processes only `Debug` related command line options
|
|
let config = getConfiguration()
|
|
result = Success
|
|
let skey = key.toLowerAscii()
|
|
if skey == "debug":
|
|
config.debug.flags.incl(DebugFlags.Enabled)
|
|
elif skey == "test":
|
|
var res = newSeq[string]()
|
|
processList(value, res)
|
|
for item in res:
|
|
if item == "test1":
|
|
config.debug.flags.incl(DebugFlags.Test1)
|
|
elif item == "test2":
|
|
config.debug.flags.incl(DebugFlags.Test2)
|
|
elif item == "test3":
|
|
config.debug.flags.incl(DebugFlags.Test3)
|
|
else:
|
|
result = EmptyOption
|
|
|
|
proc dumpConfiguration*(): string =
|
|
## Dumps current configuration as string
|
|
let config = getConfiguration()
|
|
result = repr config
|
|
|
|
template checkArgument(a, b, c, e: untyped) =
|
|
## Checks if arguments got processed successfully
|
|
var res = (a)(string((b)), string((c)))
|
|
if res == Success:
|
|
continue
|
|
elif res == ErrorParseOption:
|
|
(e) = "Error processing option [" & key & "] with value [" & value & "]"
|
|
result = res
|
|
break
|
|
elif res == ErrorIncorrectOption:
|
|
(e) = "Incorrect value for option [" & key & "] value [" & value & "]"
|
|
result = res
|
|
break
|
|
|
|
proc initConfiguration(): NimbusConfiguration =
|
|
## Allocates and initializes `NimbusConfiguration` with default values
|
|
result = new NimbusConfiguration
|
|
## RPC defaults
|
|
result.rpc.flags = {}
|
|
result.rpc.binds = @[initTAddress("127.0.0.1:8545")]
|
|
|
|
## Network defaults
|
|
result.net.setNetwork(MainNet)
|
|
result.net.maxPeers = 25
|
|
result.net.maxPendingPeers = 0
|
|
result.net.bindPort = 30303'u16
|
|
result.net.discPort = 30303'u16
|
|
result.net.ident = NimbusIdent
|
|
|
|
const dataDir = when defined(windows):
|
|
"AppData" / "Roaming" / "Nimbus" / "DB"
|
|
elif defined(macosx):
|
|
"Library" / "Application Support" / "Nimbus" / "DB"
|
|
else:
|
|
".cache" / "nimbus" / "db"
|
|
|
|
result.dataDir = getHomeDir() / dataDir
|
|
|
|
## Debug defaults
|
|
result.debug.flags = {}
|
|
|
|
proc getConfiguration*(): NimbusConfiguration =
|
|
## Retreive current configuration object `NimbusConfiguration`.
|
|
if isNil(nimbusConfig):
|
|
nimbusConfig = initConfiguration()
|
|
result = nimbusConfig
|
|
|
|
proc getHelpString*(): string =
|
|
result = """
|
|
|
|
USAGE:
|
|
nimbus [options]
|
|
|
|
ETHEREUM OPTIONS:
|
|
--keyfile:<value> Use keyfile storage file
|
|
--datadir:<value> Base directory for all blockchain-related data
|
|
|
|
NETWORKING OPTIONS:
|
|
--bootnodes:<value> Comma separated enode URLs for P2P discovery bootstrap (set v4+v5 instead for light servers)
|
|
--bootnodesv4:<value> Comma separated enode URLs for P2P v4 discovery bootstrap (light server, full nodes)
|
|
--bootnodesv5:<value> Comma separated enode URLs for P2P v5 discovery bootstrap (light server, light nodes)
|
|
--port:<value> Network listening TCP port (default: 30303)
|
|
--discport:<value> Network listening UDP port (default: 30303)
|
|
--maxpeers:<value> Maximum number of network peers (default: 25)
|
|
--maxpendpeers:<value> Maximum number of pending connection attempts (default: 0)
|
|
--nodiscover Disables the peer discovery mechanism (manual peer addition)
|
|
--v5discover Enables the experimental RLPx V5 (Topic Discovery) mechanism
|
|
--nodekey:<value> P2P node private key (as hexadecimal string)
|
|
--testnet Use Ethereum Ropsten Test Network (default)
|
|
--rinkeby Use Ethereum Rinkeby Test Network
|
|
--ropsten Use Ethereum Test Network (Ropsten Network)
|
|
--mainnet Use Ethereum Main Network
|
|
--morden Use Ethereum Morden Test Network
|
|
--networkid:<value> Network identifier (integer, 1=Frontier, 2=Morden (disused), 3=Ropsten, 4=Rinkeby) (default: 3)
|
|
--ident:<value> Client identifier (default is '$1')
|
|
|
|
API AND CONSOLE OPTIONS:
|
|
--rpc Enable the HTTP-RPC server
|
|
--rpcbind:<value> HTTP-RPC server will bind to given comma separated address:port pairs (default: 127.0.0.1:8545)
|
|
|
|
LOGGING AND DEBUGGING OPTIONS:
|
|
--debug Enable debug mode
|
|
--test:<value> Perform specified test
|
|
""" % [
|
|
NimbusIdent
|
|
]
|
|
|
|
proc processArguments*(msg: var string): ConfigStatus =
|
|
## Process command line argument and update `NimbusConfiguration`.
|
|
discard getConfiguration()
|
|
var opt = initOptParser()
|
|
var length = 0
|
|
for kind, key, value in opt.getopt():
|
|
case kind
|
|
of cmdArgument:
|
|
discard
|
|
of cmdLongOption, cmdShortOption:
|
|
inc(length)
|
|
case key.toLowerAscii()
|
|
of "help", "h":
|
|
msg = getHelpString()
|
|
result = Success
|
|
break
|
|
of "version", "ver", "v":
|
|
msg = NimbusVersion
|
|
result = Success
|
|
break
|
|
else:
|
|
checkArgument processEthArguments, key, value, msg
|
|
checkArgument processRpcArguments, key, value, msg
|
|
checkArgument processNetArguments, key, value, msg
|
|
checkArgument processDebugArguments, key, value, msg
|
|
of cmdEnd:
|
|
msg = "Error processing option [" & key & "]"
|
|
result = ErrorParseOption
|
|
break
|
|
|
|
if length == 0 and result == Success:
|
|
# msg = getHelpString()
|
|
result = Success
|
|
|
|
proc processConfig*(pathname: string): ConfigStatus =
|
|
## Process configuration file `pathname` and update `NimbusConfiguration`.
|
|
result = Success
|