aave-protocol-v2/tasks/full/3_oracles.ts
2020-11-05 16:15:52 +01:00

71 lines
2.8 KiB
TypeScript

import {task} from 'hardhat/config';
import {getParamPerNetwork} from '../../helpers/contracts-helpers';
import {
deployChainlinkProxyPriceProvider,
deployLendingRateOracle,
} from '../../helpers/contracts-deployments';
import {setInitialMarketRatesInRatesOracleByHelper} from '../../helpers/oracles-helpers';
import {ICommonConfiguration, eEthereumNetwork, SymbolMap} from '../../helpers/types';
import {waitForTx, filterMapBy} from '../../helpers/misc-utils';
import {ConfigNames, loadPoolConfig} from '../../helpers/configuration';
import {exit} from 'process';
import {
getLendingPoolAddressesProvider,
getPairsTokenAggregator,
} from '../../helpers/contracts-getters';
task('full:deploy-oracles', 'Deploy oracles for dev enviroment')
.addFlag('verify', 'Verify contracts at Etherscan')
.addParam('pool', `Pool name to retrieve configuration, supported: ${Object.values(ConfigNames)}`)
.setAction(async ({verify, pool}, localBRE) => {
try {
await localBRE.run('set-DRE');
const network = <eEthereumNetwork>localBRE.network.name;
const poolConfig = loadPoolConfig(pool);
const {
ProtocolGlobalParams: {UsdAddress},
LendingRateOracleRatesCommon,
ReserveAssets,
FallbackOracle,
ChainlinkAggregator,
} = poolConfig as ICommonConfiguration;
const lendingRateOracles = filterMapBy(LendingRateOracleRatesCommon, (key) =>
Object.keys(ReserveAssets[network]).includes(key)
);
const addressesProvider = await getLendingPoolAddressesProvider();
const admin = await addressesProvider.getPoolAdmin();
const fallbackOracle = await getParamPerNetwork(FallbackOracle, network);
const reserveAssets = await getParamPerNetwork(ReserveAssets, network);
const chainlinkAggregators = await getParamPerNetwork(ChainlinkAggregator, network);
const tokensToWatch: SymbolMap<string> = {
...reserveAssets,
USD: UsdAddress,
};
const [tokens, aggregators] = getPairsTokenAggregator(tokensToWatch, chainlinkAggregators);
const chainlinkProviderPriceProvider = await deployChainlinkProxyPriceProvider(
[tokens, aggregators, fallbackOracle],
verify
);
await waitForTx(
await addressesProvider.setPriceOracle(chainlinkProviderPriceProvider.address)
);
const lendingRateOracle = await deployLendingRateOracle(verify);
await waitForTx(await addressesProvider.setLendingRateOracle(lendingRateOracle.address));
const {USD, ...tokensAddressesWithoutUsd} = tokensToWatch;
await setInitialMarketRatesInRatesOracleByHelper(
lendingRateOracles,
tokensAddressesWithoutUsd,
lendingRateOracle,
admin
);
} catch (err) {
console.error(err);
exit(1);
}
});