MarketCapsRiskSteward

MarketCapsRiskSteward

Contract that can update supply and borrow caps updates received from RiskStewardReceiver.

Solidity API

SUPPLY_CAP

The update type for supply caps

string SUPPLY_CAP

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SUPPLY_CAP_KEY

The update type key for supply caps (keccak256 hash of SUPPLY_CAP)

bytes32 SUPPLY_CAP_KEY

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BORROW_CAP

The update type for borrow caps

string BORROW_CAP

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BORROW_CAP_KEY

The update type key for borrow caps (keccak256 hash of BORROW_CAP)

bytes32 BORROW_CAP_KEY

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RISK_STEWARD_RECEIVER

Address of the RiskStewardReceiver used to validate incoming updates

contract IRiskStewardReceiver RISK_STEWARD_RECEIVER

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constructor

Sets the immutable RiskStewardReceiver address and disables initializers

constructor(address riskStewardReceiver_) public

Parameters

Name	Type	Description
riskStewardReceiver_	address	The address of the RiskStewardReceiver

❌ Errors

• Throws ZeroAddressNotAllowed if the RiskStewardReceiver address is zero

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initialize

Initializes the contract as ownable and access controlled.

function initialize(address accessControlManager_) external

Parameters

Name	Type	Description
accessControlManager_	address	The address of the access control manager

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setSafeDeltaBps

Sets the safe delta bps

function setSafeDeltaBps(uint256 safeDeltaBps_) external

Parameters

Name	Type	Description
safeDeltaBps_	uint256	The new safe delta bps

📅 Events

• Emits SafeDeltaBpsUpdated with the old and new safe delta bps

⛔️ Access Requirements

• Controlled by AccessControlManager

❌ Errors

• Throws InvalidSafeDeltaBps if the safe delta bps is greater than MAX_BPS

• Throws RedundantValue if the new safe delta bps is equal to the current value

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isSafeForDirectExecution

Checks if an update is safe for direct execution (no timelock required)

function isSafeForDirectExecution(struct RiskParameterUpdate update) external view returns (bool)

Parameters

Name	Type	Description
update	struct RiskParameterUpdate	The update to check

Return Values

Name	Type	Description
[0]	bool	True if update is safe for direct execution, false if timelock is required

❌ Errors

• Throws UnsupportedUpdateType if the update type is not supported

• Throws RedundantValue if the new cap value is equal to the current cap value

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applyUpdate

Applies a market cap update from the RiskStewardReceiver. Directly updates the market supply or borrow cap on the market's comptroller.

function applyUpdate(struct RiskParameterUpdate update) external

Parameters

Name	Type	Description
update	struct RiskParameterUpdate	RiskParameterUpdate update to apply

📅 Events

• Emits SupplyCapUpdated or BorrowCapUpdated depending on the update with the updateId, market and new cap

⛔️ Access Requirements

• Only callable by the RiskStewardReceiver

❌ Errors

• Throws OnlyRiskStewardReceiver if the sender is not the RiskStewardReceiver

• Throws UnsupportedUpdateType if the update type is not supported

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