all files / contracts/peripherals/ Keep3rRoles.sol

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// SPDX-License-Identifier: MIT
pragma solidity >=0.8.4 <0.9.0;
 
import '../../interfaces/peripherals/IKeep3rRoles.sol';
import '@openzeppelin/contracts/utils/structs/EnumerableSet.sol';
import './Governable.sol';
 
contract Keep3rRoles is IKeep3rRoles, Governable {
  /// @inheritdoc IKeep3rRoles
  mapping(address => bool) public override slashers;
 
  /// @inheritdoc IKeep3rRoles
  mapping(address => bool) public override disputers;
 
  constructor(address _governance) Governable(_governance) {}
 
  /// @inheritdoc IKeep3rRoles
  function addSlasher(address _slasher) external override onlyGovernance {
    if (slashers[_slasher]) revert SlasherExistent();
    slashers[_slasher] = true;
    emit SlasherAdded(_slasher);
  }
 
  /// @inheritdoc IKeep3rRoles
  function removeSlasher(address _slasher) external override onlyGovernance {
    if (!slashers[_slasher]) revert SlasherUnexistent();
    delete slashers[_slasher];
    emit SlasherRemoved(_slasher);
  }
 
  /// @inheritdoc IKeep3rRoles
  function addDisputer(address _disputer) external override onlyGovernance {
    if (disputers[_disputer]) revert DisputerExistent();
    disputers[_disputer] = true;
    emit DisputerAdded(_disputer);
  }
 
  /// @inheritdoc IKeep3rRoles
  function removeDisputer(address _disputer) external override onlyGovernance {
    if (!disputers[_disputer]) revert DisputerUnexistent();
    delete disputers[_disputer];
    emit DisputerRemoved(_disputer);
  }
 
  /// @notice Functions with this modifier can only be called by either a slasher or governance
  modifier onlySlasher {
    if (!slashers[msg.sender]) revert OnlySlasher();
    _;
  }
 
  /// @notice Functions with this modifier can only be called by either a disputer or governance
  modifier onlyDisputer {
    if (!disputers[msg.sender]) revert OnlyDisputer();
    _;
  }
}