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ChainlinkProxyPriceProvider

contracts/oracle/ChainlinkProxyPriceProvider.sol
Title: ChainlinkProxyPriceProvider
Notice: Proxy smart contract to get the price of an asset from a price source, with Chainlink Aggregator smart contracts as primary option - If the returned price by a Chainlink aggregator is <= 0, the transaction will be reverted - Can be owned by the governance system, allowed to add sources for assets, replace them

constructor

constructor(assets, sources)
Arguments
name
type
description
assets
address[]
​
sources
address[]
​

event AssetSourceUpdated

***ChainlinkProxyPriceProvider.AssetSourceUpdated(asset, source) ***
Arguments
name
type
description
asset
address
indexed
source
address
indexed

event OwnershipTransferred

***ChainlinkProxyPriceProvider.OwnershipTransferred(previousOwner, newOwner) ***
Arguments
name
type
description
previousOwner
address
indexed
newOwner
address
indexed

function getAssetPrice

ChainlinkProxyPriceProvider.getAssetPrice(asset) view
Notice: Gets an asset price by address
Arguments
name
type
description
asset
address
The asset address
Outputs
name
type
description
​
uint256
​

function getAssetsPrices

ChainlinkProxyPriceProvider.getAssetsPrices(assets) view
Notice: Gets a list of prices from a list of assets addresses
Arguments
name
type
description
assets
address[]
The list of assets addresses
Outputs
name
type
description
​
uint256[]
​

function getETHAddress

ChainlinkProxyPriceProvider.getETHAddress() view
Notice: Gets the ethAddress
Outputs
name
type
description
​
address
address The ethAddress

function getETHPriceInAsset

ChainlinkProxyPriceProvider.getETHPriceInAsset(asset) view
Notice: Gets ETH price in terms of asset, which is the reciprocal of getAssetPrice the number is not reounded by the asset actual number of decimal places expect proper rounding is done outside of this function and getAssetPrice returns number in WAD format
Arguments
name
type
description
asset
address
The asset address
Outputs
name
type
description
​
uint256
​

function getSourceOfAsset

ChainlinkProxyPriceProvider.getSourceOfAsset(asset) view
Notice: Gets the address of the source for an asset address
Arguments
name
type
description
asset
address
The address of the asset
Outputs
name
type
description
​
address
address The address of the source

function owner

ChainlinkProxyPriceProvider.owner() view
Details: Returns the address of the current owner.
Outputs
name
type
description
​
address
​

function renounceOwnership

***ChainlinkProxyPriceProvider.renounceOwnership() ***
Details: Leaves the contract without owner. It will not be possible to call onlyOwner functions anymore. Can only be called by the current owner. NOTE: Renouncing ownership will leave the contract without an owner, thereby removing any functionality that is only available to the owner.

function setAssetSources

***ChainlinkProxyPriceProvider.setAssetSources(assets, sources) ***
Notice: External function called by the owner to set or replace sources of assets
Arguments
name
type
description
assets
address[]
The addresses of the assets
sources
address[]
The address of the source of each asset

function setETHAddress

***ChainlinkProxyPriceProvider.setETHAddress(ethAddress) ***
Notice: Sets the ethAddress, in aave the ethAddress is a special representation for ETH, generalized to be configurable per system, can be for example WETH address
Arguments
name
type
description
ethAddress
address
The address of ETH

function transferOwnership

***ChainlinkProxyPriceProvider.transferOwnership(newOwner) ***
Details: Transfers ownership of the contract to a new account (newOwner). Can only be called by the current owner.
Arguments
name
type
description
newOwner
address
​
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Last modified 2yr ago