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| 1 | +// SPDX-License-Identifier: GPL-3.0-or-later |
| 2 | + |
| 3 | +pragma solidity ^0.8.24; |
| 4 | + |
| 5 | +import { IAuthentication } from "@balancer-labs/v3-interfaces/contracts/solidity-utils/helpers/IAuthentication.sol"; |
| 6 | +import { IBasicAuthorizer } from "@balancer-labs/v3-interfaces/contracts/governance-scripts/IBasicAuthorizer.sol"; |
| 7 | +import { |
| 8 | + IBalancerContractRegistry, |
| 9 | + ContractType |
| 10 | +} from "@balancer-labs/v3-interfaces/contracts/standalone-utils/IBalancerContractRegistry.sol"; |
| 11 | +import { IVault } from "@balancer-labs/v3-interfaces/contracts/vault/IVault.sol"; |
| 12 | + |
| 13 | +import { SingletonAuthentication } from "@balancer-labs/v3-vault/contracts/SingletonAuthentication.sol"; |
| 14 | +import { InputHelpers } from "@balancer-labs/v3-solidity-utils/contracts/helpers/InputHelpers.sol"; |
| 15 | + |
| 16 | +// Associated with `20250221-balancer-registry-initializer`. |
| 17 | +contract BalancerContractRegistryInitializer { |
| 18 | + IBalancerContractRegistry public immutable balancerContractRegistry; |
| 19 | + |
| 20 | + // IAuthorizer with interface for granting/revoking roles. |
| 21 | + IBasicAuthorizer internal immutable _authorizer; |
| 22 | + |
| 23 | + // Set to true when operation is complete. |
| 24 | + bool private _initialized; |
| 25 | + |
| 26 | + string[] private _routerNames; |
| 27 | + address[] private _routerAddresses; |
| 28 | + |
| 29 | + string[] private _poolFactoryNames; |
| 30 | + address[] private _poolFactoryAddresses; |
| 31 | + |
| 32 | + string[] private _aliasNames; |
| 33 | + address[] private _aliasAddresses; |
| 34 | + |
| 35 | + /// @notice The initialization can only be done once. |
| 36 | + error AlreadyInitialized(); |
| 37 | + |
| 38 | + /// @notice The Vault passed in as a sanity check doesn't match the Vault associated with the registry. |
| 39 | + error VaultMismatch(); |
| 40 | + |
| 41 | + constructor( |
| 42 | + IVault vault, |
| 43 | + IBalancerContractRegistry balancerContractRegistry_, |
| 44 | + string[] memory routerNames, |
| 45 | + address[] memory routerAddresses, |
| 46 | + string[] memory poolFactoryNames, |
| 47 | + address[] memory poolFactoryAddresses, |
| 48 | + string[] memory aliasNames, |
| 49 | + address[] memory aliasAddresses |
| 50 | + ) { |
| 51 | + InputHelpers.ensureInputLengthMatch(_routerNames.length, _routerAddresses.length); |
| 52 | + InputHelpers.ensureInputLengthMatch(_poolFactoryNames.length, _poolFactoryAddresses.length); |
| 53 | + InputHelpers.ensureInputLengthMatch(_aliasNames.length, _aliasAddresses.length); |
| 54 | + |
| 55 | + // Extract the Vault (also indirectly verifying the registry contract is valid). |
| 56 | + IVault registryVault = SingletonAuthentication(address(balancerContractRegistry_)).getVault(); |
| 57 | + if (registryVault != vault) { |
| 58 | + revert VaultMismatch(); |
| 59 | + } |
| 60 | + |
| 61 | + balancerContractRegistry = balancerContractRegistry_; |
| 62 | + |
| 63 | + _routerNames = routerNames; |
| 64 | + _routerAddresses = routerAddresses; |
| 65 | + _poolFactoryNames = poolFactoryNames; |
| 66 | + _poolFactoryAddresses = poolFactoryAddresses; |
| 67 | + _aliasNames = aliasNames; |
| 68 | + _aliasAddresses = aliasAddresses; |
| 69 | + |
| 70 | + _authorizer = IBasicAuthorizer(address(vault.getAuthorizer())); |
| 71 | + } |
| 72 | + |
| 73 | + function initializeBalancerContractRegistry() external { |
| 74 | + // Explicitly ensure this can only be called once. |
| 75 | + if (_initialized) { |
| 76 | + revert AlreadyInitialized(); |
| 77 | + } |
| 78 | + |
| 79 | + _initialized = true; |
| 80 | + |
| 81 | + // Grant permissions to register contracts and add aliases. |
| 82 | + bytes32 registerContractRole = IAuthentication(address(balancerContractRegistry)).getActionId( |
| 83 | + IBalancerContractRegistry.registerBalancerContract.selector |
| 84 | + ); |
| 85 | + bytes32 addAliasRole = IAuthentication(address(balancerContractRegistry)).getActionId( |
| 86 | + IBalancerContractRegistry.addOrUpdateBalancerContractAlias.selector |
| 87 | + ); |
| 88 | + |
| 89 | + _authorizer.grantRole(registerContractRole, address(this)); |
| 90 | + _authorizer.grantRole(addAliasRole, address(this)); |
| 91 | + |
| 92 | + // Add Routers. |
| 93 | + for (uint256 i = 0; i < _routerNames.length; ++i) { |
| 94 | + balancerContractRegistry.registerBalancerContract( |
| 95 | + ContractType.ROUTER, |
| 96 | + _routerNames[i], |
| 97 | + _routerAddresses[i] |
| 98 | + ); |
| 99 | + } |
| 100 | + |
| 101 | + // Add Pool Factories. |
| 102 | + for (uint256 i = 0; i < _poolFactoryNames.length; ++i) { |
| 103 | + balancerContractRegistry.registerBalancerContract( |
| 104 | + ContractType.POOL_FACTORY, |
| 105 | + _poolFactoryNames[i], |
| 106 | + _poolFactoryAddresses[i] |
| 107 | + ); |
| 108 | + } |
| 109 | + |
| 110 | + // Add (pool factory) aliases. |
| 111 | + for (uint256 i = 0; i < _aliasNames.length; ++i) { |
| 112 | + balancerContractRegistry.addOrUpdateBalancerContractAlias(_aliasNames[i], _aliasAddresses[i]); |
| 113 | + } |
| 114 | + |
| 115 | + // Renounce all roles. |
| 116 | + _authorizer.renounceRole(registerContractRole, address(this)); |
| 117 | + _authorizer.renounceRole(addAliasRole, address(this)); |
| 118 | + |
| 119 | + _authorizer.renounceRole(_authorizer.DEFAULT_ADMIN_ROLE(), address(this)); |
| 120 | + } |
| 121 | +} |
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