Chain Configuration

The chain configuration defines the parameters for setting up medusa's underlying blockchain.

codeSizeCheckDisabled

  • Type: Boolean
  • Description: If true, the maximum code size check of 24576 bytes in go-ethereum is disabled.

  • 🚩 Setting codeSizeCheckDisabled to false is not recommended since it complicates the fuzz testing process.

  • Default: true

skipAccountChecks

  • Type: Boolean
  • Description: If true, account-related checks (nonce validation, transaction origin must be an EOA) are disabled in go-ethereum.
  • Default: true

Cheatcode Configuration

cheatCodesEnabled

  • Type: Boolean
  • Description: Determines whether cheatcodes are enabled.
  • Default: true

enableFFI

  • Type: Boolean
  • Description: Determines whether the ffi cheatcode is enabled.

    🚩 Enabling the ffi cheatcode may allow for arbitrary code execution on your machine.

  • Default: false