TermPriceConsumerV3.sol

This contract operates at the protocol level and governs all instances of a Term Repo. This contract is a centralized price oracle contract that feeds pricing data to all Term Repos.

TermPriceConsumerV3

This contract is a centralized price oracle contract that feeds pricing data to all Term Repos

This contract operates at the protocol level and governs all instances of a Term Repo

DEVOPS_ROLE

bytes32 DEVOPS_ROLE

DEFAULT_MAX_DATA_TIMESTAMP_AHEAD_SECONDS

uint256 DEFAULT_MAX_DATA_TIMESTAMP_AHEAD_SECONDS

priceFeeds

mapping(address => struct TermPriceFeedConfig) priceFeeds

fallbackPriceFeeds

mapping(address => struct TermPriceFeedConfig) fallbackPriceFeeds

constructor

constructor() public

initialize

function initialize(address devopsWallet_) external

Intializes with an array of token addresses, followed with an array of Chainlink aggregator addresses https://docs.chain.link/docs/ethereum-addresses/

usdValueOfTokens

function usdValueOfTokens(address token, uint256 amount) external view returns (struct ExponentialNoError.Exp)

A function to return current market value given a token address and an amount

Parameters

Name	Type	Description
token	address	The address of the token to query
amount	uint256	The amount tokens to value

Return Values

Name	Type	Description
[0]	struct ExponentialNoError.Exp	The current market value of tokens at the specified amount, in USD

addNewTokenPriceFeedAndFallbackPriceFeed

function addNewTokenPriceFeedAndFallbackPriceFeed(address token, address tokenPriceAggregator, uint256 tokenPriceAggregatorRefreshRateThreshold, address fallbackPriceAggregator, uint256 fallbackPriceAggregatorRefreshRateThreshold) external

Parameters

Name	Type	Description
token	address	The address of the token to add a price feed for
tokenPriceAggregator	address	The price aggregator address for token to be added
tokenPriceAggregatorRefreshRateThreshold	uint256	Refresh threshold in seconds for primary price feed updates beyond which price is stale
fallbackPriceAggregator	address	The fallback price aggregator address for token to be added
fallbackPriceAggregatorRefreshRateThreshold	uint256	Refresh threshold for fallback price feed updates beyond which price is stale

addNewTokenPriceFeed

function addNewTokenPriceFeed(address token, address tokenPriceAggregator, uint256 refreshRateThreshold) external

Parameters

Name	Type	Description
token	address	The address of the token to add a price feed for
tokenPriceAggregator	address	The proxy price aggregator address for token to be added
refreshRateThreshold	uint256	Refresh threshold in seconds for primary price feed updates beyond which price is stale

addNewTokenFallbackPriceFeed

function addNewTokenFallbackPriceFeed(address token, address tokenPriceAggregator, uint256 refreshRateThreshold) external

Parameters

Name	Type	Description
token	address	The address of the token to add a price feed for
tokenPriceAggregator	address	The proxy price aggregator address for token to be added
refreshRateThreshold	uint256	Refresh threshold in seconds for fallback price feed updates beyond which price is stale

removeTokenPriceFeed

function removeTokenPriceFeed(address token) external

Parameters

Name	Type	Description
token	address	The address of the token whose price feed needs to be removed

removeFallbackTokenPriceFeed

function removeFallbackTokenPriceFeed(address token) external

Parameters

Name	Type	Description
token	address	The address of the token whose price feed needs to be removed

getPriceFeedConfig

function getPriceFeedConfig(address token) external view returns (address priceFeed, uint256 refreshRateThreshold)

Get the primary price feed configuration for a token

Parameters

Name	Type	Description
token	address	The address of the token to query

Return Values

Name	Type	Description
priceFeed	address	The address of the primary price feed aggregator
refreshRateThreshold	uint256	The refresh rate threshold in seconds

getFallbackPriceFeedConfig

function getFallbackPriceFeedConfig(address token) external view returns (address fallbackPriceFeed, uint256 refreshRateThreshold)

Get the fallback price feed configuration for a token

Parameters

Name	Type	Description
token	address	The address of the token to query

Return Values

Name	Type	Description
fallbackPriceFeed	address	The address of the fallback price feed aggregator
refreshRateThreshold	uint256	The refresh rate threshold in seconds

_addNewTokenPriceFeed

function _addNewTokenPriceFeed(address token, address tokenPriceAggregator, uint256 refreshRateThreshold) internal

Parameters

Name	Type	Description
token	address	The address of the token to add a price feed for
tokenPriceAggregator	address	The proxy price aggregator address for token to be added
refreshRateThreshold	uint256	Refresh threshold in seconds for primary price feed updates beyond which price is stale

_addNewTokenFallbackPriceFeed

function _addNewTokenFallbackPriceFeed(address token, address tokenPriceAggregator, uint256 refreshRateThreshold) internal

Parameters

Name	Type	Description
token	address	The address of the token to add a price feed for
tokenPriceAggregator	address	The proxy price aggregator address for token to be added
refreshRateThreshold	uint256	Refresh threshold in seconds for fallback price feed updates beyond which price is stale

_getLatestPrice

function _getLatestPrice(address token) internal view returns (int256 latestPrice, uint8 decimals)

Return Values

Name	Type	Description
latestPrice	int256	The latest price from price aggregator
decimals	uint8	The decimals in the price

_authorizeUpgrade

function _authorizeUpgrade(address) internal view

required override by the OpenZeppelin UUPS module