logos-storage-contracts-eth/configuration/configuration.js

const fs = require("fs")
const { loadZkeyHash } = require("../verifier/verifier.js")

const BASE_PATH = __dirname + "/networks"

const DEFAULT_CONFIGURATION = {
  collateral: {
    repairRewardPercentage: 10,
    maxNumberOfSlashes: 2,
    slashPercentage: 20,
    validatorRewardPercentage: 20, // percentage of the slashed amount going to the validators
  },
  proofs: {
    // period has to be less than downtime * blocktime
    period: 120, // seconds
    timeout: 30, // seconds
    downtime: 64, // number of blocks
    downtimeProduct: 67, // number of blocks
    zkeyHash: "",
  },
  reservations: {
    maxReservations: 3,
  },
  requestDurationLimit: 60*60*24*30 // 30 days
}

function getDefaultConfig(networkName) {
  if (networkName === undefined) {
    throw new TypeError("Network name needs to be specified!")
  }

  const zkeyHash = loadZkeyHash(networkName)
  const config = loadConfiguration(networkName)
  config.proofs.zkeyHash = zkeyHash
  return config
}

function loadConfiguration(name) {
  const path = `${BASE_PATH}/${name}/configuration.js`
  if (fs.existsSync(path)) {
    return require(path)
  } else {
    return DEFAULT_CONFIGURATION
  }
}

module.exports = { loadConfiguration, getDefaultConfig }