tokenbridge/oracle/config/base.config.js
2021-07-08 09:38:55 +03:00

105 lines
3.2 KiB
JavaScript

require('../env')
const {
BRIDGE_MODES,
HOME_ERC_TO_NATIVE_ABI,
FOREIGN_ERC_TO_NATIVE_ABI,
HOME_AMB_ABI,
FOREIGN_AMB_ABI
} = require('../../commons')
const { web3Home, web3Foreign } = require('../src/services/web3')
const { add0xPrefix, privateKeyToAddress } = require('../src/utils/utils')
const { EXIT_CODES } = require('../src/utils/constants')
const {
ORACLE_BRIDGE_MODE,
ORACLE_VALIDATOR_ADDRESS,
ORACLE_VALIDATOR_ADDRESS_PRIVATE_KEY,
ORACLE_MAX_PROCESSING_TIME,
COMMON_HOME_BRIDGE_ADDRESS,
COMMON_FOREIGN_BRIDGE_ADDRESS,
ORACLE_HOME_RPC_POLLING_INTERVAL,
ORACLE_FOREIGN_RPC_POLLING_INTERVAL,
ORACLE_HOME_START_BLOCK,
ORACLE_FOREIGN_START_BLOCK,
ORACLE_HOME_RPC_BLOCK_POLLING_LIMIT,
ORACLE_FOREIGN_RPC_BLOCK_POLLING_LIMIT
} = process.env
let homeAbi
let foreignAbi
let id
switch (ORACLE_BRIDGE_MODE) {
case BRIDGE_MODES.ERC_TO_NATIVE:
homeAbi = HOME_ERC_TO_NATIVE_ABI
foreignAbi = FOREIGN_ERC_TO_NATIVE_ABI
id = 'erc-native'
break
case BRIDGE_MODES.ARBITRARY_MESSAGE:
homeAbi = HOME_AMB_ABI
foreignAbi = FOREIGN_AMB_ABI
id = 'amb'
break
default:
if (process.env.NODE_ENV !== 'test') {
throw new Error(`Bridge Mode: ${ORACLE_BRIDGE_MODE} not supported.`)
} else {
homeAbi = HOME_ERC_TO_NATIVE_ABI
foreignAbi = FOREIGN_ERC_TO_NATIVE_ABI
id = 'erc-native'
}
}
const homeContract = new web3Home.eth.Contract(homeAbi, COMMON_HOME_BRIDGE_ADDRESS)
const homeConfig = {
chain: 'home',
bridgeAddress: COMMON_HOME_BRIDGE_ADDRESS,
bridgeABI: homeAbi,
pollingInterval: parseInt(ORACLE_HOME_RPC_POLLING_INTERVAL, 10),
startBlock: parseInt(ORACLE_HOME_START_BLOCK, 10) || 0,
blockPollingLimit: parseInt(ORACLE_HOME_RPC_BLOCK_POLLING_LIMIT, 10),
web3: web3Home,
bridgeContract: homeContract,
eventContract: homeContract
}
const foreignContract = new web3Foreign.eth.Contract(foreignAbi, COMMON_FOREIGN_BRIDGE_ADDRESS)
const foreignConfig = {
chain: 'foreign',
bridgeAddress: COMMON_FOREIGN_BRIDGE_ADDRESS,
bridgeABI: foreignAbi,
pollingInterval: parseInt(ORACLE_FOREIGN_RPC_POLLING_INTERVAL, 10),
startBlock: parseInt(ORACLE_FOREIGN_START_BLOCK, 10) || 0,
blockPollingLimit: parseInt(ORACLE_FOREIGN_RPC_BLOCK_POLLING_LIMIT, 10),
web3: web3Foreign,
bridgeContract: foreignContract,
eventContract: foreignContract
}
const maxProcessingTime =
parseInt(ORACLE_MAX_PROCESSING_TIME, 10) || 4 * Math.max(homeConfig.pollingInterval, foreignConfig.pollingInterval)
let validatorPrivateKey
if (ORACLE_VALIDATOR_ADDRESS_PRIVATE_KEY) {
validatorPrivateKey = add0xPrefix(ORACLE_VALIDATOR_ADDRESS_PRIVATE_KEY)
const derived = privateKeyToAddress(validatorPrivateKey)
if (ORACLE_VALIDATOR_ADDRESS && derived.toLowerCase() !== ORACLE_VALIDATOR_ADDRESS.toLowerCase()) {
console.error(
`Derived address from private key - ${derived} is different from ORACLE_VALIDATOR_ADDRESS=${ORACLE_VALIDATOR_ADDRESS}`
)
process.exit(EXIT_CODES.INCOMPATIBILITY)
}
}
module.exports = {
eventFilter: {},
validatorPrivateKey,
validatorAddress: ORACLE_VALIDATOR_ADDRESS || privateKeyToAddress(validatorPrivateKey),
maxProcessingTime,
shutdownKey: 'oracle-shutdown',
home: homeConfig,
foreign: foreignConfig,
id
}