Source Code for my indpendent invetigation report of Compound Bad Debts
In order to verify the reason of the incident, we need to query lots of data through the Ethereum RPC api:
- Financial state of bad debts accounts on Compound
- parameters of Compound protocol, for example,
collateral factor,lowerBoundAnchorRatio,upperBoundAnchorRatio,anchorPeriod, etc. - verify the oracle that was being used during the incident
- price events(
priceUpdate,priceGuarded) during the incident - Uniswap oracle data(
observation) for TWAP analysis
Web3j is used for Ethereum RPC, the implementation details is as follow:
EvmService.javageneral Ethereum RPCCompoundServiceCompound related functionsUniServiceUniswap related functionspyfoloder is code for plotting figures with matplot
awk is also used for csv data processing which is really neat and cool!