Rocket Pool rETH Exchange Rate Oracle for Arbitrum
This repository contains 2 main contracts. RocketArbitrumPriceMessenger which can be called by anyone to submit the current
rETH exchange rate (as reported by RocketNetworkBalances) to the RocketArbitrumPriceOracle contract which is deployed on
Arbitrum.
Notice
Rocket Pool provides this exchange rate oracle as-is for convenience and offers no guarantee about its accuracy or the freshness of the data. These contracts have not been formally audited for security or correctness.
Usage
Calling rate() on RocketArbitrumPriceOracle will return the latest rETH exchange rate reported. This value is in the form
of the ETH value of 1 rETH. e.g. If 1 rETH is worth 1.5 ETH rate() will return 1.5e18. lastUpdated() can be called to
retrieve the timestamp that the rate was last updated.
Deployments
Rocket Pool maintains a Goerli testnet instance of the protocol alongside our mainnet deployment which can be used for integration testing before promotion to mainnet.
| Chain | RocketOvmPriceMessenger (EVM) | RocketOvmPriceOracle (Arbitrum) | RocketBalancerRateProvider (Arbitrum) |
|---|---|---|---|
| Mainnet | 0x312FcFB03eC9B1Ea38CB7BFCd26ee7bC3b505aB1 | 0x7EcCBbd05830EdF593d30005B8F69E965AF4D59f | 0xd4E96eF8eee8678dBFf4d535E033Ed1a4F7605b7 |
| Goerli | 0x2b52479F6ea009907e46fc43e91064D1b92Fdc86 | 0x594Fb75D3dc2DFa0150Ad03F99F97817747dd4E1 | tba |
Deploying and Submitting
There is a simple deploy script (deploy.js) that can be run with node deploy.js. You will need to create a suitable
.env file first. Example .env file is available for Goerli and Mainnet.
There is a script which will execute the submitRate function on the RocketArbitrumPriceMessenger (submit.js). After
setting up a suitable .env file, run with node submit.js.