nimbus-eth1/nimbus/rpc/common.nim

67 lines
2.0 KiB
Nim

# Nimbus
# Copyright (c) 2018 Status Research & Development GmbH
# Licensed under either of
# * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE))
# * MIT license ([LICENSE-MIT](LICENSE-MIT))
# at your option.
# This file may not be copied, modified, or distributed except according to
# those terms.
import
std/[strutils, tables],
nimcrypto, eth/common as eth_common, stint, json_rpc/server, json_rpc/errors,
eth/p2p, eth/p2p/enode, eth/p2p/peer_pool,
../config, ./hexstrings
type
NodePorts = object
discovery: string
listener : string
NodeInfo = object
id : string # UInt256 hex
name : string
enode : string # Enode string
ip : string # address string
ports : NodePorts
proc setupCommonRpc*(node: EthereumNode, conf: NimbusConf, server: RpcServer) =
server.rpc("web3_clientVersion") do() -> string:
result = conf.agentString
server.rpc("web3_sha3") do(data: HexDataStr) -> string:
var rawdata = nimcrypto.fromHex(data.string[2 .. ^1])
result = "0x" & $keccak256.digest(rawdata)
server.rpc("net_version") do() -> string:
result = $conf.networkId
server.rpc("net_listening") do() -> bool:
let numPeers = node.peerPool.connectedNodes.len
result = numPeers < conf.maxPeers
server.rpc("net_peerCount") do() -> HexQuantityStr:
let peerCount = uint node.peerPool.connectedNodes.len
result = encodeQuantity(peerCount)
server.rpc("net_nodeInfo") do() -> NodeInfo:
let enode = toENode(node)
let nodeId = toNodeId(node.keys.pubkey)
result = NodeInfo(
id: nodeId.toHex,
name: conf.agentString,
enode: $enode,
ip: $enode.address.ip,
ports: NodePorts(
discovery: $enode.address.udpPort,
listener: $enode.address.tcpPort
)
)
server.rpc("nimbus_addPeer") do(enode: string) -> bool:
var res = ENode.fromString(enode)
if res.isOk:
asyncCheck node.peerPool.connectToNode(newNode(res.get()))
return true
raise (ref InvalidRequest)(code: -32602, msg: "Invalid ENode")