@alice-network/zos-lib
Version:
JavaScript library for the ZeppelinOS smart contract platform
867 lines • 194 kB
JSON
{
"contractName": "DeprecatedAdminUpgradeabilityProxy",
"abi": [
{
"inputs": [
{
"name": "_implementation",
"type": "address"
},
{
"name": "_data",
"type": "bytes"
}
],
"payable": true,
"stateMutability": "payable",
"type": "constructor"
},
{
"payable": true,
"stateMutability": "payable",
"type": "fallback"
},
{
"anonymous": false,
"inputs": [
{
"indexed": false,
"name": "previousAdmin",
"type": "address"
},
{
"indexed": false,
"name": "newAdmin",
"type": "address"
}
],
"name": "AdminChanged",
"type": "event"
},
{
"anonymous": false,
"inputs": [
{
"indexed": true,
"name": "implementation",
"type": "address"
}
],
"name": "Upgraded",
"type": "event"
},
{
"constant": true,
"inputs": [],
"name": "admin",
"outputs": [
{
"name": "",
"type": "address"
}
],
"payable": false,
"stateMutability": "view",
"type": "function"
},
{
"constant": true,
"inputs": [],
"name": "implementation",
"outputs": [
{
"name": "",
"type": "address"
}
],
"payable": false,
"stateMutability": "view",
"type": "function"
},
{
"constant": false,
"inputs": [
{
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"type": "address"
}
],
"name": "changeAdmin",
"outputs": [],
"payable": false,
"stateMutability": "nonpayable",
"type": "function"
},
{
"constant": false,
"inputs": [
{
"name": "newImplementation",
"type": "address"
}
],
"name": "upgradeTo",
"outputs": [],
"payable": false,
"stateMutability": "nonpayable",
"type": "function"
},
{
"constant": false,
"inputs": [
{
"name": "newImplementation",
"type": "address"
},
{
"name": "data",
"type": "bytes"
}
],
"name": "upgradeToAndCall",
"outputs": [],
"payable": true,
"stateMutability": "payable",
"type": "function"
}
],
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"source": "pragma solidity ^0.4.24;\n\nimport '../upgradeability/UpgradeabilityProxy.sol';\n\n/**\n * @title AdminUpgradeabilityProxy\n * @dev This contract combines an upgradeability proxy with an authorization\n * mechanism for administrative tasks.\n * All external functions in this contract must be guarded by the\n * `ifAdmin` modifier. See ethereum/solidity#3864 for a Solidity\n * feature proposal that would enable this to be done automatically.\n */\ncontract DeprecatedAdminUpgradeabilityProxy is UpgradeabilityProxy {\n /**\n * @dev Emitted when the administration has been transferred.\n * @param previousAdmin Address of the previous admin.\n * @param newAdmin Address of the new admin.\n */\n event AdminChanged(address previousAdmin, address newAdmin);\n\n /**\n * @dev Storage slot with the admin of the contract.\n * This is the keccak-256 hash of \"org.zeppelinos.proxy.admin\", and is\n * validated in the constructor.\n */\n bytes32 private constant ADMIN_SLOT = 0x10d6a54a4754c8869d6886b5f5d7fbfa5b4522237ea5c60d11bc4e7a1ff9390b;\n\n /**\n * @dev Modifier to check whether the `msg.sender` is the admin.\n * If it is, it will run the function. Otherwise, it will delegate the call\n * to the implementation.\n */\n modifier ifAdmin() {\n if (msg.sender == _admin()) {\n _;\n } else {\n _fallback();\n }\n }\n\n /**\n * Contract constructor.\n * It sets the `msg.sender` as the proxy administrator.\n * @param _implementation address of the initial implementation.\n * @param _data Data to send as msg.data to the implementation to initialize the proxied contract.\n * It should include the signature and the parameters of the function to be called, as described in\n * https://solidity.readthedocs.io/en/v0.4.24/abi-spec.html#function-selector-and-argument-encoding.\n * This parameter is optional, if no data is given the initialization call to proxied contract will be skipped.\n */\n constructor(address _implementation, bytes _data) UpgradeabilityProxy(_implementation, _data) public payable {\n assert(ADMIN_SLOT == keccak256(\"org.zeppelinos.proxy.admin\"));\n\n _setAdmin(msg.sender);\n }\n\n /**\n * @return The address of the proxy admin.\n */\n function admin() external view returns (address) {\n return _admin();\n }\n\n /**\n * @return The address of the implementation.\n */\n function implementation() external view ifAdmin returns (address) {\n return _implementation();\n }\n\n /**\n * @dev Changes the admin of the proxy.\n * Only the current admin can call this function.\n * @param newAdmin Address to transfer proxy administration to.\n */\n function changeAdmin(address newAdmin) external ifAdmin {\n require(newAdmin != address(0), \"Cannot change the admin of a proxy to the zero address\");\n emit AdminChanged(_admin(), newAdmin);\n _setAdmin(newAdmin);\n }\n\n /**\n * @dev Upgrade the backing implementation of the proxy.\n * Only the admin can call this function.\n * @param newImplementation Address of the new implementation.\n */\n function upgradeTo(address newImplementation) external ifAdmin {\n _upgradeTo(newImplementation);\n }\n\n /**\n * @dev Upgrade the backing implementation of the proxy and call a function\n * on the new implementation.\n * This is useful to initialize the proxied contract.\n * @param newImplementation Address of the new implementation.\n * @param data Data to send as msg.data in the low level call.\n * It should include the signature and the parameters of the function to be called, as described in\n * https://solidity.readthedocs.io/en/v0.4.24/abi-spec.html#function-selector-and-argument-encoding.\n */\n function upgradeToAndCall(address newImplementation, bytes data) payable external ifAdmin {\n _upgradeTo(newImplementation);\n require(newImplementation.delegatecall(data));\n }\n\n /**\n * @return The admin slot.\n */\n function _admin() internal view returns (address adm) {\n bytes32 slot = ADMIN_SLOT;\n assembly {\n adm := sload(slot)\n }\n }\n\n /**\n * @dev Sets the address of the proxy admin.\n * @param newAdmin Address of the new proxy admin.\n */\n function _setAdmin(address newAdmin) internal {\n bytes32 slot = ADMIN_SLOT;\n\n assembly {\n sstore(slot, newAdmin)\n }\n }\n\n /**\n * @dev Only fall back when the sender is not the admin.\n */\n function _willFallback() internal {\n require(msg.sender != _admin(), \"Cannot call fallback function from the proxy admin\");\n super._willFallback();\n }\n}\n",
"sourcePath": "/Users/yoonjae/WebstormProjects/zos/packages/lib/contracts/mocks/DeprecatedAdminUpgradeabilityProxy.sol",
"ast": {
"absolutePath": "/Users/yoonjae/WebstormProjects/zos/packages/lib/contracts/mocks/DeprecatedAdminUpgradeabilityProxy.sol",
"exportedSymbols": {
"DeprecatedAdminUpgradeabilityProxy": [
970
]
},
"id": 971,
"nodeType": "SourceUnit",
"nodes": [
{
"id": 797,
"literals": [
"solidity",
"^",
"0.4",
".24"
],
"nodeType": "PragmaDirective",
"src": "0:24:6"
},
{
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