f5ff33d21f
* Oracle abi taken from compilation. Moved project setup from dockerfile to package.json scripts * Use compile:contracts script instead of repeated command * Update imports to root contracts instead of copying * Rule for importing unpublished. Lint fix * Remove prepare:contracts and import:contracts * Disabled ModuleScopePlugin in order to be able to import contracts outside src dir * Fix for rm removing . and .. on linux
80 lines
2.3 KiB
JavaScript
80 lines
2.3 KiB
JavaScript
/* eslint no-param-reassign: ["error", { "props": false }] */
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const bridgeValidatorsAbi = require('../../contracts/build/contracts/BridgeValidators').abi
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const logger = require('../logger')('validatorsUtils')
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const { getPastEvents } = require('./contract')
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const parseValidatorEvent = event => {
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if (
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event.event === undefined &&
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event.raw &&
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event.raw.topics &&
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(event.raw.topics[0] === '0xe366c1c0452ed8eec96861e9e54141ebff23c9ec89fe27b996b45f5ec3884987' ||
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event.raw.topics[0] === '0x8064a302796c89446a96d63470b5b036212da26bd2debe5bec73e0170a9a5e83')
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) {
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const rawAddress = event.raw.topics.length > 1 ? event.raw.topics[1] : event.raw.data
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const address = '0x' + rawAddress.slice(26)
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event.event = 'ValidatorAdded'
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event.returnValues.validator = address
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} else if (
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event.event === undefined &&
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event.raw &&
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event.raw.topics &&
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event.raw.topics[0] === '0xe1434e25d6611e0db941968fdc97811c982ac1602e951637d206f5fdda9dd8f1'
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) {
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const rawAddress = event.raw.data === '0x' ? event.raw.topics[1] : event.raw.data
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const address = '0x' + rawAddress.slice(26)
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event.event = 'ValidatorRemoved'
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event.returnValues.validator = address
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}
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}
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const processValidatorsEvents = events => {
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const validatorList = new Set()
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events.forEach(event => {
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parseValidatorEvent(event)
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if (event.event === 'ValidatorAdded') {
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validatorList.add(event.returnValues.validator)
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} else if (event.event === 'ValidatorRemoved') {
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validatorList.delete(event.returnValues.validator)
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}
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})
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return Array.from(validatorList)
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}
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const validatorList = async contract => {
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try {
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return await contract.methods.validatorList().call()
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} catch (e) {
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return []
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}
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}
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const getValidatorList = async (address, eth, fromBlock, toBlock) => {
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logger.debug('getting validatorList')
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const validatorsContract = new eth.Contract(bridgeValidatorsAbi, address)
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const validators = await validatorList(validatorsContract)
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if (validators.length) {
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return validators
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}
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logger.debug('getting validatorsEvents')
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const contract = new eth.Contract([], address)
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const validatorsEvents = await getPastEvents({
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contract,
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event: 'allEvents',
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fromBlock,
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toBlock,
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options: {}
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})
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return processValidatorsEvents(validatorsEvents)
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}
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module.exports = {
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getValidatorList
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}
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