ArrakisV2Factory

Factory contract for deploying ArrakisV2 vault instances

Constant/Immutable Properties

name	type	description
arrakisV2Beacon	address	Address that stores the implementation of ArrakisV2

Internal Properties

name	type	description
_vaults	AddressSet	Every deployed ArrakisV2 vault instance

Structs

InitializePayload

name	type	description
feeTiers	uint24[]	Uniswap V3 feeTiers to whitelist for token pair
token0	address	ERC20 token, MUST be lower hex address than token1
token1	address	ERC20 token, MUST be higher hex address than token0
owner	address	Initial owner of ArrakisV2 instance
init0	uint256	Initial token0 ratio (for first mint)
init1	uint256	Initial token1 ratio (for first mint)
manager	address	Initial manager of ArrakisV2 instance
routers	address[]	Initial swap routers whitelisted

External Functions

deployVault

deploy an ArrakisV2 vault instance

parameters :

name	type	description
params	InitializePayload	Struct containing vault initialization parameters
isBeacon	bool	Flag whether ArrakisV2 instance is BeaconProxy or TransparentProxy ( should be true except in very rare custom cases )

returns :

name	type	description
vault	address	Address of deployed ArrakisV2 instance

checks :

• check token addresses are not 0

• check token addresses are not the same

events :

• VaultCreated(address indexed manager, address indexed vault)

upgradeVaults

upgrade standalone TransparentProxy vaults to the latest Beacon implementation

parameters :

name	type	description
vaults	address[]	TransparentProxy vaults to upgrade to new beacon implementation individually

modifiers :

• only owner

upgradeVaultsAndCall

upgrade standalone TransparentProxy vaults to the latest Beacon implementation and subsequently make a call

parameters :

name	type	description
vaults	address[]	TransparentProxy vaults to upgrade to new beacon implementation individually
datas	bytes[]	Calldata per vault, to call immediately after upgrading each vault

modifiers :

• only owner

makeVaultsImmutable

harden standalone TransparentProxy vaults by burning upgradability powers

parameters :

name	type	description
vaults	address[]	TransparentProxy vaults to burn upgradeability of

modifiers :

• only owner

getProxyAdmin

inspect the proxyAdmin of an ArrakisV2 instance

parameters :

name	type	description
proxy	address	Proxy address to get the admin() of

return :

name	type	description
admin	address	Address of proxy admin

getProxyImplementation

inspect the underlying implementation of an ArrakisV2 instance

parameters :

name	type	description
proxy	address	Proxy address to get the implementation() of

returns :

name	type	description
implementation	address	Address of proxy underlying implementation

Inherited Standard Interfaces:

• Ownable (transferOwnership)