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ProxyAdmin

contract ProxyAdmin

is ZOSLibOwnable

This contract is the admin of a proxy, and is in charge of upgrading it as well as transferring it to another admin.

Source: packages/lib/contracts/upgradeability/ProxyAdmin.sol

Index

Reference

Functions

  • changeProxyAdmin

    function changeProxyAdmin(AdminUpgradeabilityProxy proxy, address newAdmin) public

    Changes the admin of a proxy.

    Modifiers:
    onlyOwner
    Parameters:
    proxy - Proxy to change admin.
    newAdmin - Address to transfer proxy administration to.

  • getProxyAdmin

    function getProxyAdmin(AdminUpgradeabilityProxy proxy) public view returns (address)

    Returns the admin of a proxy. Only the admin can query it.

    Parameters:
    proxy - AdminUpgradeabilityProxy
    Returns:
    The address of the current admin of the proxy.

  • getProxyImplementation

    function getProxyImplementation(AdminUpgradeabilityProxy proxy) public view returns (address)

    Returns the current implementation of a proxy. This is needed because only the proxy admin can query it.

    Parameters:
    proxy - AdminUpgradeabilityProxy
    Returns:
    The address of the current implementation of the proxy.

  • upgrade

    function upgrade(AdminUpgradeabilityProxy proxy, address implementation) public

    Upgrades a proxy to the newest implementation of a contract.

    Modifiers:
    onlyOwner
    Parameters:
    proxy - Proxy to be upgraded.
    implementation - the address of the Implementation.

  • upgradeAndCall

    function upgradeAndCall(AdminUpgradeabilityProxy proxy, address implementation, bytes data) public payable

    Upgrades a proxy to the newest implementation of a contract and forwards a function call to it. This is useful to initialize the proxied contract.

    Modifiers:
    onlyOwner
    Parameters:
    proxy - Proxy to be upgraded.
    implementation - Address of the Implementation.
    data - Data to send as msg.data in the low level call. It should include the signature and the parameters of the function to be called, as described in https://solidity.readthedocs.io/en/v0.4.24/abi-spec.html#function-selector-and-argument-encoding.
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