feat: add oracle daemon config contract

contracts/0.8.9/OracleDaemonConfig.sol

@@ -0,0 +1,86 @@
+// SPDX-FileCopyrightText: 2023 Lido <[email protected]>
+// SPDX-License-Identifier: GPL-3.0
+
+/* See contracts/COMPILERS.md */
+pragma solidity 0.8.9;
+
+import "@openzeppelin/contracts-v4.4/utils/structs/EnumerableSet.sol";
+import {AccessControlEnumerable} from "./utils/access/AccessControlEnumerable.sol";
+
+struct Item {
+    bytes32 keyHash;
+    bytes value;
+}
+
+contract OracleDaemonConfig is AccessControlEnumerable {
+    using EnumerableSet for EnumerableSet.Bytes32Set;
+
+    bytes32 public constant CONFIG_MANAGER_ROLE = keccak256("CONFIG_MANAGER_ROLE");
+
+    mapping(bytes32 => bytes) private _values;
+    EnumerableSet.Bytes32Set private _keyHashes;
+
+    constructor(address _admin, address[] memory _configManagers) {
+        _grantRole(DEFAULT_ADMIN_ROLE, _admin);
+
+        for (uint256 i = 0; i < _configManagers.length; ) {
+            _grantRole(CONFIG_MANAGER_ROLE, _configManagers[i]);
+
+            unchecked {
+                ++i;
+            }
+        }
+    }
+
+    function set(string memory _key, bytes memory _value) external onlyRole(CONFIG_MANAGER_ROLE) {
+        bytes32 keyHash = bytes32(keccak256(abi.encodePacked(_key)));
+        require(!_keyHashes.contains(keyHash), "VALUE_EXISTS");
+
+        _keyHashes.add(keyHash);
+        _values[keyHash] = _value;
+
+        emit ConfigValueSet(keyHash, _key, _value);
+    }
+
+    function update(bytes32 _key, bytes memory _value) external onlyRole(CONFIG_MANAGER_ROLE) {
+        require(_keyHashes.contains(_key), "VALUE_DOESNT_EXIST");
+        _values[_key] = _value;
+
+        emit ConfigValueUpdated(_key, _value);
+    }
+
+    function unset(bytes32 _key) external onlyRole(CONFIG_MANAGER_ROLE) {
+        require(_keyHashes.contains(_key), "VALUE_DOESNT_EXIST");
+
+        _keyHashes.remove(_key);
+        delete _values[_key];
+
+        emit ConfigValueUnset(_key);
+    }
+
+    function get(bytes32 _keyHash) external view returns (Item memory value) {
+        require(_keyHashes.contains(_keyHash), "VALUE_DOESNT_EXIST");
+
+        return Item({keyHash: _keyHash, value: _values[_keyHash]});
+    }
+
+    function values() external view returns (Item[] memory) {
+        bytes32[] memory keys = _keyHashes.values();
+        Item[] memory values = new Item[](keys.length);
+
+        for (uint256 i = 0; i < keys.length; ) {
+            values[i].keyHash = keys[i];
+            values[i].value = _values[keys[i]];
+
+            unchecked {
+                ++i;
+            }
+        }
+
+        return values;
+    }
+
+    event ConfigValueSet(bytes32 indexed keyHash_, string key_, bytes value_);
+    event ConfigValueUpdated(bytes32 indexed keyHash_, bytes value_);
+    event ConfigValueUnset(bytes32 indexed keyHash_);
+}

lib/abi/OracleDaemonConfig.json

@@ -0,0 +1 @@
+[{"inputs":[{"internalType":"address","name":"_admin","type":"address"},{"internalType":"address[]","name":"_configManagers","type":"address[]"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"keyHash_","type":"bytes32"},{"indexed":false,"internalType":"string","name":"key_","type":"string"},{"indexed":false,"internalType":"bytes","name":"value_","type":"bytes"}],"name":"ConfigValueSet","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"keyHash_","type":"bytes32"}],"name":"ConfigValueUnset","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"keyHash_","type":"bytes32"},{"indexed":false,"internalType":"bytes","name":"value_","type":"bytes"}],"name":"ConfigValueUpdated","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"bytes32","name":"previousAdminRole","type":"bytes32"},{"indexed":true,"internalType":"bytes32","name":"newAdminRole","type":"bytes32"}],"name":"RoleAdminChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":true,"internalType":"address","name":"sender","type":"address"}],"name":"RoleGranted","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":true,"internalType":"address","name":"sender","type":"address"}],"name":"RoleRevoked","type":"event"},{"inputs":[],"name":"CONFIG_MANAGER_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"DEFAULT_ADMIN_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"_keyHash","type":"bytes32"}],"name":"get","outputs":[{"components":[{"internalType":"bytes32","name":"keyHash","type":"bytes32"},{"internalType":"bytes","name":"value","type":"bytes"}],"internalType":"struct Item","name":"value","type":"tuple"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"}],"name":"getRoleAdmin","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"uint256","name":"index","type":"uint256"}],"name":"getRoleMember","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"}],"name":"getRoleMemberCount","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"grantRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"hasRole","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"renounceRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"revokeRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"_key","type":"string"},{"internalType":"bytes","name":"_value","type":"bytes"}],"name":"set","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"_key","type":"bytes32"}],"name":"unset","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"_key","type":"bytes32"},{"internalType":"bytes","name":"_value","type":"bytes"}],"name":"update","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"values","outputs":[{"components":[{"internalType":"bytes32","name":"keyHash","type":"bytes32"},{"internalType":"bytes","name":"value","type":"bytes"}],"internalType":"struct Item[]","name":"","type":"tuple[]"}],"stateMutability":"view","type":"function"}]

test/0.8.9/oracle-daemon-config.test.js

@@ -0,0 +1,126 @@
+const { assert } = require('chai')
+const hre = require('hardhat')
+const { keccak256 } = require('js-sha3')
+
+const { assertRevert } = require('../helpers/assertThrow')
+const { EvmSnapshot } = require('../helpers/blockchain')
+
+const OracleDaemonConfig = hre.artifacts.require('OracleDaemonConfig.sol')
+
+contract('OracleDaemonConfig', async ([deployer, manager, stranger]) => {
+  let config, snapshot
+  const defaultKey = '12345'
+  const defaultKeyHash = '0x' + keccak256(defaultKey)
+  const defaultValue = '0x'.padEnd(66, '0101')
+  const updatedDefaultValue = '0x'.padEnd(66, '0202')
+
+  before(async () => {
+    config = await OracleDaemonConfig.new(deployer, [manager], { from: deployer })
+    snapshot = new EvmSnapshot(hre.ethers.provider)
+
+    await snapshot.make()
+  })
+
+  describe('happy path', async () => {
+    before(async () => {
+      await snapshot.rollback()
+    })
+
+    it('sets a value', async () => {
+      await config.set(defaultKey, defaultValue, { from: manager })
+    })
+
+    it('gets a value', async () => {
+      const { keyHash, value } = await config.get(defaultKeyHash)
+
+      assert.equal(defaultValue, value)
+      assert.equal(defaultKeyHash, keyHash)
+    })
+
+    it('updates a value', async () => {
+      await config.update(defaultKeyHash, updatedDefaultValue, { from: manager })
+
+      const { keyHash, value } = await config.get(defaultKeyHash)
+
+      assert.notEqual(defaultValue, value)
+      assert.equal(updatedDefaultValue, value)
+      assert.equal(defaultKeyHash, keyHash)
+    })
+
+    it('gets all values', async () => {
+      const values = await config.values()
+
+      assert.equal(values.length, 1)
+      assert.deepEqual(values.map(i => i.keyHash), [defaultKeyHash])
+      assert.deepEqual(values.map(i => i.value), [updatedDefaultValue])
+    })
+
+    it('removes a value', async () => {
+      await config.unset(defaultKeyHash, { from: manager })
+
+      assertRevert(config.get(defaultKeyHash))
+    })
+
+    it('gets all values (empty)', async () => {
+      const values = await config.values()
+
+      assert.equal(values.length, 0)
+      assert.deepEqual(values.map(i => i.keyHash), [])
+      assert.deepEqual(values.map(i => i.value), [])
+    })
+  })
+
+  describe('edge cases', async () => {
+    beforeEach(async () => {
+      await snapshot.rollback()
+    })
+
+    it("reverts when defaultValue for update doesn't exist", async () => {
+      assertRevert(config.update(defaultKeyHash, defaultValue, { from: manager }), 'VALUE_DOESNT_EXIST')
+    })
+
+    it("reverts when defaultValue for unset doen't exist", async () => {
+      assertRevert(config.unset(defaultKeyHash, { from: manager }), 'VALUE_DOESNT_EXIST')
+    })
+
+    it("reverts when defaultValue for set already exists", async () => {
+      await config.set(defaultKeyHash, defaultValue, { from: manager })
+      assertRevert(config.set(defaultKeyHash, updatedDefaultValue, { from: manager }), 'VALUE_EXISTS')
+    })
+  })
+
+  describe('access control', async () => {
+    beforeEach(async () => {
+      await snapshot.rollback()
+    })
+
+    it('stranger cannot set a defaultValue', async () => {
+      assertRevert(config.set(defaultKeyHash, defaultValue, { from: stranger }))
+    })
+
+    it('admin cannot set a defaultValue', async () => {
+      assertRevert(config.set(defaultKeyHash, defaultValue, { from: deployer }))
+    })
+
+    it('stranger cannot update a defaultValue', async () => {
+      await config.set(defaultKeyHash, defaultValue, { from: manager })
+      assertRevert(config.update(defaultKeyHash, updatedDefaultValue, { from: stranger }))
+    })
+
+    it('admin cannot update a defaultValue', async () => {
+      await config.set(defaultKeyHash, defaultValue, { from: manager })
+      assertRevert(config.update(defaultKeyHash, updatedDefaultValue, { from: deployer }))
+    })
+
+    it('stranger cannot unset a defaultValue', async () => {
+      await config.set(defaultKeyHash, defaultValue, { from: manager })
+      assertRevert(config.unset(defaultKeyHash, { from: stranger }))
+    })
+
+    it('stranger cannot unset a defaultValue', async () => {
+      await config.set(defaultKeyHash, defaultValue, { from: manager })
+      assertRevert(config.unset(defaultKeyHash, { from: deployer }))
+    })
+  })
+
+})