Description:
Governance contract for decentralized decision-making.
Blockchain: Ethereum
Source Code: View Code On The Blockchain
Solidity Source Code:
{{
"language": "Solidity",
"sources": {
"src/HashRateMonitor.sol": {
"content": "// SPDX-License-Identifier: MIT
pragma solidity ^0.8.20;
import {FunctionsClient} from "chainlink-brownie-contracts/contracts/src/v0.8/functions/v1_0_0/FunctionsClient.sol";
import {FunctionsRequest} from "chainlink-brownie-contracts/contracts/src/v0.8/functions/v1_0_0/libraries/FunctionsRequest.sol";
import {ConfirmedOwner} from "chainlink-brownie-contracts/contracts/src/v0.8/shared/access/ConfirmedOwner.sol";
contract HashRateMonitor is FunctionsClient, ConfirmedOwner {
using FunctionsRequest for FunctionsRequest.Request;
bytes32 public s_lastRequestId;
bytes public s_lastResponse;
bytes public s_lastError;
error UnexpectedRequestID(bytes32 requestId);
error NotAllowedCaller(address caller, address owner, address automationRegistry);
event HashRateUpdated(bytes32 indexed requestId, uint256 hashrate);
address public upkeepContract;
string source = "class AntpoolProviderService {"
"_baseUrl = 'https://www.antpool.com/auth/v3/observer/api/';"
"constructor() {"
"this._apiKey = secrets.apiKey;"
"this._observerUserId = secrets.observerUserId;"
"}"
"async getPoolStatistic() {"
"const miningSummary = await this.getMiningSummary();"
"const totalHashRate = miningSummary.data.hash5mBaseUnit;"
"return { totalHashRate };"
"}"
"async getMiningSummary() {"
"const response = await Functions.makeHttpRequest({"
"url: `${this._baseUrl}/hash/query?accessKey=${this._apiKey}&observerUserId=${this._observerUserId}`,"
"headers: {"
"'Content-Type': 'application/json',"
"},"
"});"
"if (response.error) {"
"console.error(response.error);"
"throw Error('Request failed');"
"}"
"return response.data;"
"}"
"}"
"const service = new AntpoolProviderService();"
"const result = await service.getPoolStatistic();"
"return Functions.encodeUint256(result.totalHashRate);";
uint32 gasLimit = 300_000;
bytes32 donID = 0x66756e2d657468657265756d2d6d61696e6e65742d3100000000000000000000;
uint256 public hashrate;
constructor(address router) FunctionsClient(router) ConfirmedOwner(msg.sender) {}
modifier onlyAllowed() {
if (msg.sender != owner() && msg.sender != upkeepContract) {
revert NotAllowedCaller(msg.sender, owner(), upkeepContract);
}
_;
}
function setAutomationCronContract(
address _upkeepContract
) external onlyOwner {
upkeepContract = _upkeepContract;
}
function sendRequest(
uint64 subscriptionId,
bytes memory encryptedSecretsUrls
) external onlyAllowed returns (bytes32 requestId) {
FunctionsRequest.Request memory req;
req.initializeRequestForInlineJavaScript(source);
req.addSecretsReference(encryptedSecretsUrls);
s_lastRequestId = _sendRequest(req.encodeCBOR(), subscriptionId, gasLimit, donID);
return s_lastRequestId;
}
function fulfillRequest(
bytes32 requestId,
bytes memory response,
bytes memory err
) internal override {
if (s_lastRequestId != requestId) {
revert UnexpectedRequestID(requestId);
}
s_lastResponse = response;
hashrate = abi.decode(response, (uint256));
s_lastError = err;
emit HashRateUpdated(requestId, hashrate);
}
}
"
},
"lib/chainlink-brownie-contracts/contracts/src/v0.8/functions/v1_0_0/FunctionsClient.sol": {
"content": "// SPDX-License-Identifier: MIT
pragma solidity ^0.8.19;
import {IFunctionsRouter} from "./interfaces/IFunctionsRouter.sol";
import {IFunctionsClient} from "./interfaces/IFunctionsClient.sol";
import {FunctionsRequest} from "./libraries/FunctionsRequest.sol";
/// @title The Chainlink Functions client contract
/// @notice Contract developers can inherit this contract in order to make Chainlink Functions requests
abstract contract FunctionsClient is IFunctionsClient {
using FunctionsRequest for FunctionsRequest.Request;
IFunctionsRouter internal immutable i_router;
event RequestSent(bytes32 indexed id);
event RequestFulfilled(bytes32 indexed id);
error OnlyRouterCanFulfill();
constructor(address router) {
i_router = IFunctionsRouter(router);
}
/// @notice Sends a Chainlink Functions request
/// @param data The CBOR encoded bytes data for a Functions request
/// @param subscriptionId The subscription ID that will be charged to service the request
/// @param callbackGasLimit the amount of gas that will be available for the fulfillment callback
/// @return requestId The generated request ID for this request
function _sendRequest(
bytes memory data,
uint64 subscriptionId,
uint32 callbackGasLimit,
bytes32 donId
) internal returns (bytes32) {
bytes32 requestId = i_router.sendRequest(
subscriptionId,
data,
FunctionsRequest.REQUEST_DATA_VERSION,
callbackGasLimit,
donId
);
emit RequestSent(requestId);
return requestId;
}
/// @notice User defined function to handle a response from the DON
/// @param requestId The request ID, returned by sendRequest()
/// @param response Aggregated response from the execution of the user's source code
/// @param err Aggregated error from the execution of the user code or from the execution pipeline
/// @dev Either response or error parameter will be set, but never both
function fulfillRequest(bytes32 requestId, bytes memory response, bytes memory err) internal virtual;
/// @inheritdoc IFunctionsClient
function handleOracleFulfillment(bytes32 requestId, bytes memory response, bytes memory err) external override {
if (msg.sender != address(i_router)) {
revert OnlyRouterCanFulfill();
}
fulfillRequest(requestId, response, err);
emit RequestFulfilled(requestId);
}
}
"
},
"lib/chainlink-brownie-contracts/contracts/src/v0.8/functions/v1_0_0/libraries/FunctionsRequest.sol": {
"content": "// SPDX-License-Identifier: MIT
pragma solidity ^0.8.19;
import {CBOR} from "../../../vendor/solidity-cborutils/v2.0.0/CBOR.sol";
/// @title Library for encoding the input data of a Functions request into CBOR
library FunctionsRequest {
using CBOR for CBOR.CBORBuffer;
uint16 public constant REQUEST_DATA_VERSION = 1;
uint256 internal constant DEFAULT_BUFFER_SIZE = 256;
enum Location {
Inline, // Provided within the Request
Remote, // Hosted through remote location that can be accessed through a provided URL
DONHosted // Hosted on the DON's storage
}
enum CodeLanguage {
JavaScript
// In future version we may add other languages
}
struct Request {
Location codeLocation; // ════════════╸ The location of the source code that will be executed on each node in the DON
Location secretsLocation; // ═════════╸ The location of secrets that will be passed into the source code. *Only Remote secrets are supported
CodeLanguage language; // ════════════╸ The coding language that the source code is written in
string source; // ════════════════════╸ Raw source code for Request.codeLocation of Location.Inline, URL for Request.codeLocation of Location.Remote, or slot decimal number for Request.codeLocation of Location.DONHosted
bytes encryptedSecretsReference; // ══╸ Encrypted URLs for Request.secretsLocation of Location.Remote (use addSecretsReference()), or CBOR encoded slotid+version for Request.secretsLocation of Location.DONHosted (use addDONHostedSecrets())
string[] args; // ════════════════════╸ String arguments that will be passed into the source code
bytes[] bytesArgs; // ════════════════╸ Bytes arguments that will be passed into the source code
}
error EmptySource();
error EmptySecrets();
error EmptyArgs();
error NoInlineSecrets();
/// @notice Encodes a Request to CBOR encoded bytes
/// @param self The request to encode
/// @return CBOR encoded bytes
function encodeCBOR(Request memory self) internal pure returns (bytes memory) {
CBOR.CBORBuffer memory buffer = CBOR.create(DEFAULT_BUFFER_SIZE);
buffer.writeString("codeLocation");
buffer.writeUInt256(uint256(self.codeLocation));
buffer.writeString("language");
buffer.writeUInt256(uint256(self.language));
buffer.writeString("source");
buffer.writeString(self.source);
if (self.args.length > 0) {
buffer.writeString("args");
buffer.startArray();
for (uint256 i = 0; i < self.args.length; ++i) {
buffer.writeString(self.args[i]);
}
buffer.endSequence();
}
if (self.encryptedSecretsReference.length > 0) {
if (self.secretsLocation == Location.Inline) {
revert NoInlineSecrets();
}
buffer.writeString("secretsLocation");
buffer.writeUInt256(uint256(self.secretsLocation));
buffer.writeString("secrets");
buffer.writeBytes(self.encryptedSecretsReference);
}
if (self.bytesArgs.length > 0) {
buffer.writeString("bytesArgs");
buffer.startArray();
for (uint256 i = 0; i < self.bytesArgs.length; ++i) {
buffer.writeBytes(self.bytesArgs[i]);
}
buffer.endSequence();
}
return buffer.buf.buf;
}
/// @notice Initializes a Chainlink Functions Request
/// @dev Sets the codeLocation and code on the request
/// @param self The uninitialized request
/// @param codeLocation The user provided source code location
/// @param language The programming language of the user code
/// @param source The user provided source code or a url
function initializeRequest(
Request memory self,
Location codeLocation,
CodeLanguage language,
string memory source
) internal pure {
if (bytes(source).length == 0) revert EmptySource();
self.codeLocation = codeLocation;
self.language = language;
self.source = source;
}
/// @notice Initializes a Chainlink Functions Request
/// @dev Simplified version of initializeRequest for PoC
/// @param self The uninitialized request
/// @param javaScriptSource The user provided JS code (must not be empty)
function initializeRequestForInlineJavaScript(Request memory self, string memory javaScriptSource) internal pure {
initializeRequest(self, Location.Inline, CodeLanguage.JavaScript, javaScriptSource);
}
/// @notice Adds Remote user encrypted secrets to a Request
/// @param self The initialized request
/// @param encryptedSecretsReference Encrypted comma-separated string of URLs pointing to off-chain secrets
function addSecretsReference(Request memory self, bytes memory encryptedSecretsReference) internal pure {
if (encryptedSecretsReference.length == 0) revert EmptySecrets();
self.secretsLocation = Location.Remote;
self.encryptedSecretsReference = encryptedSecretsReference;
}
/// @notice Adds DON-hosted secrets reference to a Request
/// @param self The initialized request
/// @param slotID Slot ID of the user's secrets hosted on DON
/// @param version User data version (for the slotID)
function addDONHostedSecrets(Request memory self, uint8 slotID, uint64 version) internal pure {
CBOR.CBORBuffer memory buffer = CBOR.create(DEFAULT_BUFFER_SIZE);
buffer.writeString("slotID");
buffer.writeUInt64(slotID);
buffer.writeString("version");
buffer.writeUInt64(version);
self.secretsLocation = Location.DONHosted;
self.encryptedSecretsReference = buffer.buf.buf;
}
/// @notice Sets args for the user run function
/// @param self The initialized request
/// @param args The array of string args (must not be empty)
function setArgs(Request memory self, string[] memory args) internal pure {
if (args.length == 0) revert EmptyArgs();
self.args = args;
}
/// @notice Sets bytes args for the user run function
/// @param self The initialized request
/// @param args The array of bytes args (must not be empty)
function setBytesArgs(Request memory self, bytes[] memory args) internal pure {
if (args.length == 0) revert EmptyArgs();
self.bytesArgs = args;
}
}
"
},
"lib/chainlink-brownie-contracts/contracts/src/v0.8/shared/access/ConfirmedOwner.sol": {
"content": "// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
import {ConfirmedOwnerWithProposal} from "./ConfirmedOwnerWithProposal.sol";
/// @title The ConfirmedOwner contract
/// @notice A contract with helpers for basic contract ownership.
contract ConfirmedOwner is ConfirmedOwnerWithProposal {
constructor(address newOwner) ConfirmedOwnerWithProposal(newOwner, address(0)) {}
}
"
},
"lib/chainlink-brownie-contracts/contracts/src/v0.8/functions/v1_0_0/interfaces/IFunctionsRouter.sol": {
"content": "// SPDX-License-Identifier: MIT
pragma solidity ^0.8.19;
import {FunctionsResponse} from "../libraries/FunctionsResponse.sol";
/// @title Chainlink Functions Router interface.
interface IFunctionsRouter {
/// @notice The identifier of the route to retrieve the address of the access control contract
/// The access control contract controls which accounts can manage subscriptions
/// @return id - bytes32 id that can be passed to the "getContractById" of the Router
function getAllowListId() external view returns (bytes32);
/// @notice Set the identifier of the route to retrieve the address of the access control contract
/// The access control contract controls which accounts can manage subscriptions
function setAllowListId(bytes32 allowListId) external;
/// @notice Get the flat fee (in Juels of LINK) that will be paid to the Router owner for operation of the network
/// @return adminFee
function getAdminFee() external view returns (uint72 adminFee);
/// @notice Sends a request using the provided subscriptionId
/// @param subscriptionId - A unique subscription ID allocated by billing system,
/// a client can make requests from different contracts referencing the same subscription
/// @param data - CBOR encoded Chainlink Functions request data, use FunctionsClient API to encode a request
/// @param dataVersion - Gas limit for the fulfillment callback
/// @param callbackGasLimit - Gas limit for the fulfillment callback
/// @param donId - An identifier used to determine which route to send the request along
/// @return requestId - A unique request identifier
function sendRequest(
uint64 subscriptionId,
bytes calldata data,
uint16 dataVersion,
uint32 callbackGasLimit,
bytes32 donId
) external returns (bytes32);
/// @notice Sends a request to the proposed contracts
/// @param subscriptionId - A unique subscription ID allocated by billing system,
/// a client can make requests from different contracts referencing the same subscription
/// @param data - CBOR encoded Chainlink Functions request data, use FunctionsClient API to encode a request
/// @param dataVersion - Gas limit for the fulfillment callback
/// @param callbackGasLimit - Gas limit for the fulfillment callback
/// @param donId - An identifier used to determine which route to send the request along
/// @return requestId - A unique request identifier
function sendRequestToProposed(
uint64 subscriptionId,
bytes calldata data,
uint16 dataVersion,
uint32 callbackGasLimit,
bytes32 donId
) external returns (bytes32);
/// @notice Fulfill the request by:
/// - calling back the data that the Oracle returned to the client contract
/// - pay the DON for processing the request
/// @dev Only callable by the Coordinator contract that is saved in the commitment
/// @param response response data from DON consensus
/// @param err error from DON consensus
/// @param juelsPerGas - current rate of juels/gas
/// @param costWithoutFulfillment - The cost of processing the request (in Juels of LINK ), without fulfillment
/// @param transmitter - The Node that transmitted the OCR report
/// @param commitment - The parameters of the request that must be held consistent between request and response time
/// @return fulfillResult -
/// @return callbackGasCostJuels -
function fulfill(
bytes memory response,
bytes memory err,
uint96 juelsPerGas,
uint96 costWithoutFulfillment,
address transmitter,
FunctionsResponse.Commitment memory commitment
) external returns (FunctionsResponse.FulfillResult, uint96);
/// @notice Validate requested gas limit is below the subscription max.
/// @param subscriptionId subscription ID
/// @param callbackGasLimit desired callback gas limit
function isValidCallbackGasLimit(uint64 subscriptionId, uint32 callbackGasLimit) external view;
/// @notice Get the current contract given an ID
/// @param id A bytes32 identifier for the route
/// @return contract The current contract address
function getContractById(bytes32 id) external view returns (address);
/// @notice Get the proposed next contract given an ID
/// @param id A bytes32 identifier for the route
/// @return contract The current or proposed contract address
function getProposedContractById(bytes32 id) external view returns (address);
/// @notice Return the latest proprosal set
/// @return ids The identifiers of the contracts to update
/// @return to The addresses of the contracts that will be updated to
function getProposedContractSet() external view returns (bytes32[] memory, address[] memory);
/// @notice Proposes one or more updates to the contract routes
/// @dev Only callable by owner
function proposeContractsUpdate(bytes32[] memory proposalSetIds, address[] memory proposalSetAddresses) external;
/// @notice Updates the current contract routes to the proposed contracts
/// @dev Only callable by owner
function updateContracts() external;
/// @dev Puts the system into an emergency stopped state.
/// @dev Only callable by owner
function pause() external;
/// @dev Takes the system out of an emergency stopped state.
/// @dev Only callable by owner
function unpause() external;
}
"
},
"lib/chainlink-brownie-contracts/contracts/src/v0.8/functions/v1_0_0/interfaces/IFunctionsClient.sol": {
"content": "// SPDX-License-Identifier: MIT
pragma solidity ^0.8.19;
/// @title Chainlink Functions client interface.
interface IFunctionsClient {
/// @notice Chainlink Functions response handler called by the Functions Router
/// during fullilment from the designated transmitter node in an OCR round.
/// @param requestId The requestId returned by FunctionsClient.sendRequest().
/// @param response Aggregated response from the request's source code.
/// @param err Aggregated error either from the request's source code or from the execution pipeline.
/// @dev Either response or error parameter will be set, but never both.
function handleOracleFulfillment(bytes32 requestId, bytes memory response, bytes memory err) external;
}
"
},
"lib/chainlink-brownie-contracts/contracts/src/v0.8/vendor/solidity-cborutils/v2.0.0/CBOR.sol": {
"content": "// SPDX-License-Identifier: MIT
pragma solidity ^0.8.4;
import "../../@ensdomains/buffer/v0.1.0/Buffer.sol";
/**
* @dev A library for populating CBOR encoded payload in Solidity.
*
* https://datatracker.ietf.org/doc/html/rfc7049
*
* The library offers various write* and start* methods to encode values of different types.
* The resulted buffer can be obtained with data() method.
* Encoding of primitive types is staightforward, whereas encoding of sequences can result
* in an invalid CBOR if start/write/end flow is violated.
* For the purpose of gas saving, the library does not verify start/write/end flow internally,
* except for nested start/end pairs.
*/
library CBOR {
using Buffer for Buffer.buffer;
struct CBORBuffer {
Buffer.buffer buf;
uint256 depth;
}
uint8 private constant MAJOR_TYPE_INT = 0;
uint8 private constant MAJOR_TYPE_NEGATIVE_INT = 1;
uint8 private constant MAJOR_TYPE_BYTES = 2;
uint8 private constant MAJOR_TYPE_STRING = 3;
uint8 private constant MAJOR_TYPE_ARRAY = 4;
uint8 private constant MAJOR_TYPE_MAP = 5;
uint8 private constant MAJOR_TYPE_TAG = 6;
uint8 private constant MAJOR_TYPE_CONTENT_FREE = 7;
uint8 private constant TAG_TYPE_BIGNUM = 2;
uint8 private constant TAG_TYPE_NEGATIVE_BIGNUM = 3;
uint8 private constant CBOR_FALSE = 20;
uint8 private constant CBOR_TRUE = 21;
uint8 private constant CBOR_NULL = 22;
uint8 private constant CBOR_UNDEFINED = 23;
function create(uint256 capacity) internal pure returns(CBORBuffer memory cbor) {
Buffer.init(cbor.buf, capacity);
cbor.depth = 0;
return cbor;
}
function data(CBORBuffer memory buf) internal pure returns(bytes memory) {
require(buf.depth == 0, "Invalid CBOR");
return buf.buf.buf;
}
function writeUInt256(CBORBuffer memory buf, uint256 value) internal pure {
buf.buf.appendUint8(uint8((MAJOR_TYPE_TAG << 5) | TAG_TYPE_BIGNUM));
writeBytes(buf, abi.encode(value));
}
function writeInt256(CBORBuffer memory buf, int256 value) internal pure {
if (value < 0) {
buf.buf.appendUint8(
uint8((MAJOR_TYPE_TAG << 5) | TAG_TYPE_NEGATIVE_BIGNUM)
);
writeBytes(buf, abi.encode(uint256(-1 - value)));
} else {
writeUInt256(buf, uint256(value));
}
}
function writeUInt64(CBORBuffer memory buf, uint64 value) internal pure {
writeFixedNumeric(buf, MAJOR_TYPE_INT, value);
}
function writeInt64(CBORBuffer memory buf, int64 value) internal pure {
if(value >= 0) {
writeFixedNumeric(buf, MAJOR_TYPE_INT, uint64(value));
} else{
writeFixedNumeric(buf, MAJOR_TYPE_NEGATIVE_INT, uint64(-1 - value));
}
}
function writeBytes(CBORBuffer memory buf, bytes memory value) internal pure {
writeFixedNumeric(buf, MAJOR_TYPE_BYTES, uint64(value.length));
buf.buf.append(value);
}
function writeString(CBORBuffer memory buf, string memory value) internal pure {
writeFixedNumeric(buf, MAJOR_TYPE_STRING, uint64(bytes(value).length));
buf.buf.append(bytes(value));
}
function writeBool(CBORBuffer memory buf, bool value) internal pure {
writeContentFree(buf, value ? CBOR_TRUE : CBOR_FALSE);
}
function writeNull(CBORBuffer memory buf) internal pure {
writeContentFree(buf, CBOR_NULL);
}
function writeUndefined(CBORBuffer memory buf) internal pure {
writeContentFree(buf, CBOR_UNDEFINED);
}
function startArray(CBORBuffer memory buf) internal pure {
writeIndefiniteLengthType(buf, MAJOR_TYPE_ARRAY);
buf.depth += 1;
}
function startFixedArray(CBORBuffer memory buf, uint64 length) internal pure {
writeDefiniteLengthType(buf, MAJOR_TYPE_ARRAY, length);
}
function startMap(CBORBuffer memory buf) internal pure {
writeIndefiniteLengthType(buf, MAJOR_TYPE_MAP);
buf.depth += 1;
}
function startFixedMap(CBORBuffer memory buf, uint64 length) internal pure {
writeDefiniteLengthType(buf, MAJOR_TYPE_MAP, length);
}
function endSequence(CBORBuffer memory buf) internal pure {
writeIndefiniteLengthType(buf, MAJOR_TYPE_CONTENT_FREE);
buf.depth -= 1;
}
function writeKVString(CBORBuffer memory buf, string memory key, string memory value) internal pure {
writeString(buf, key);
writeString(buf, value);
}
function writeKVBytes(CBORBuffer memory buf, string memory key, bytes memory value) internal pure {
writeString(buf, key);
writeBytes(buf, value);
}
function writeKVUInt256(CBORBuffer memory buf, string memory key, uint256 value) internal pure {
writeString(buf, key);
writeUInt256(buf, value);
}
function writeKVInt256(CBORBuffer memory buf, string memory key, int256 value) internal pure {
writeString(buf, key);
writeInt256(buf, value);
}
function writeKVUInt64(CBORBuffer memory buf, string memory key, uint64 value) internal pure {
writeString(buf, key);
writeUInt64(buf, value);
}
function writeKVInt64(CBORBuffer memory buf, string memory key, int64 value) internal pure {
writeString(buf, key);
writeInt64(buf, value);
}
function writeKVBool(CBORBuffer memory buf, string memory key, bool value) internal pure {
writeString(buf, key);
writeBool(buf, value);
}
function writeKVNull(CBORBuffer memory buf, string memory key) internal pure {
writeString(buf, key);
writeNull(buf);
}
function writeKVUndefined(CBORBuffer memory buf, string memory key) internal pure {
writeString(buf, key);
writeUndefined(buf);
}
function writeKVMap(CBORBuffer memory buf, string memory key) internal pure {
writeString(buf, key);
startMap(buf);
}
function writeKVArray(CBORBuffer memory buf, string memory key) internal pure {
writeString(buf, key);
startArray(buf);
}
function writeFixedNumeric(
CBORBuffer memory buf,
uint8 major,
uint64 value
) private pure {
if (value <= 23) {
buf.buf.appendUint8(uint8((major << 5) | value));
} else if (value <= 0xFF) {
buf.buf.appendUint8(uint8((major << 5) | 24));
buf.buf.appendInt(value, 1);
} else if (value <= 0xFFFF) {
buf.buf.appendUint8(uint8((major << 5) | 25));
buf.buf.appendInt(value, 2);
} else if (value <= 0xFFFFFFFF) {
buf.buf.appendUint8(uint8((major << 5) | 26));
buf.buf.appendInt(value, 4);
} else {
buf.buf.appendUint8(uint8((major << 5) | 27));
buf.buf.appendInt(value, 8);
}
}
function writeIndefiniteLengthType(CBORBuffer memory buf, uint8 major)
private
pure
{
buf.buf.appendUint8(uint8((major << 5) | 31));
}
function writeDefiniteLengthType(CBORBuffer memory buf, uint8 major, uint64 length)
private
pure
{
writeFixedNumeric(buf, major, length);
}
function writeContentFree(CBORBuffer memory buf, uint8 value) private pure {
buf.buf.appendUint8(uint8((MAJOR_TYPE_CONTENT_FREE << 5) | value));
}
}"
},
"lib/chainlink-brownie-contracts/contracts/src/v0.8/shared/access/ConfirmedOwnerWithProposal.sol": {
"content": "// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
import {IOwnable} from "../interfaces/IOwnable.sol";
/// @title The ConfirmedOwner contract
/// @notice A contract with helpers for basic contract ownership.
contract ConfirmedOwnerWithProposal is IOwnable {
address private s_owner;
address private s_pendingOwner;
event OwnershipTransferRequested(address indexed from, address indexed to);
event OwnershipTransferred(address indexed from, address indexed to);
constructor(address newOwner, address pendingOwner) {
// solhint-disable-next-line gas-custom-errors
require(newOwner != address(0), "Cannot set owner to zero");
s_owner = newOwner;
if (pendingOwner != address(0)) {
_transferOwnership(pendingOwner);
}
}
/// @notice Allows an owner to begin transferring ownership to a new address.
function transferOwnership(address to) public override onlyOwner {
_transferOwnership(to);
}
/// @notice Allows an ownership transfer to be completed by the recipient.
function acceptOwnership() external override {
// solhint-disable-next-line gas-custom-errors
require(msg.sender == s_pendingOwner, "Must be proposed owner");
address oldOwner = s_owner;
s_owner = msg.sender;
s_pendingOwner = address(0);
emit OwnershipTransferred(oldOwner, msg.sender);
}
/// @notice Get the current owner
function owner() public view override returns (address) {
return s_owner;
}
/// @notice validate, transfer ownership, and emit relevant events
function _transferOwnership(address to) private {
// solhint-disable-next-line gas-custom-errors
require(to != msg.sender, "Cannot transfer to self");
s_pendingOwner = to;
emit OwnershipTransferRequested(s_owner, to);
}
/// @notice validate access
function _validateOwnership() internal view {
// solhint-disable-next-line gas-custom-errors
require(msg.sender == s_owner, "Only callable by owner");
}
/// @notice Reverts if called by anyone other than the contract owner.
modifier onlyOwner() {
_validateOwnership();
_;
}
}
"
},
"lib/chainlink-brownie-contracts/contracts/src/v0.8/functions/v1_0_0/libraries/FunctionsResponse.sol": {
"content": "// SPDX-License-Identifier: MIT
pragma solidity ^0.8.19;
/// @title Library of types that are used for fulfillment of a Functions request
library FunctionsResponse {
// Used to send request information from the Router to the Coordinator
struct RequestMeta {
bytes data; // ══════════════════╸ CBOR encoded Chainlink Functions request data, use FunctionsRequest library to encode a request
bytes32 flags; // ═══════════════╸ Per-subscription flags
address requestingContract; // ══╗ The client contract that is sending the request
uint96 availableBalance; // ═════╝ Common LINK balance of the subscription that is controlled by the Router to be used for all consumer requests.
uint72 adminFee; // ═════════════╗ Flat fee (in Juels of LINK) that will be paid to the Router Owner for operation of the network
uint64 subscriptionId; // ║ Identifier of the billing subscription that will be charged for the request
uint64 initiatedRequests; // ║ The number of requests that have been started
uint32 callbackGasLimit; // ║ The amount of gas that the callback to the consuming contract will be given
uint16 dataVersion; // ══════════╝ The version of the structure of the CBOR encoded request data
uint64 completedRequests; // ════╗ The number of requests that have successfully completed or timed out
address subscriptionOwner; // ═══╝ The owner of the billing subscription
}
enum FulfillResult {
FULFILLED, // 0
USER_CALLBACK_ERROR, // 1
INVALID_REQUEST_ID, // 2
COST_EXCEEDS_COMMITMENT, // 3
INSUFFICIENT_GAS_PROVIDED, // 4
SUBSCRIPTION_BALANCE_INVARIANT_VIOLATION, // 5
INVALID_COMMITMENT // 6
}
struct Commitment {
bytes32 requestId; // ═════════════════╸ A unique identifier for a Chainlink Functions request
address coordinator; // ═══════════════╗ The Coordinator contract that manages the DON that is servicing a request
uint96 estimatedTotalCostJuels; // ════╝ The maximum cost in Juels (1e18) of LINK that will be charged to fulfill a request
address client; // ════════════════════╗ The client contract that sent the request
uint64 subscriptionId; // ║ Identifier of the billing subscription that will be charged for the request
uint32 callbackGasLimit; // ═══════════╝ The amount of gas that the callback to the consuming contract will be given
uint72 adminFee; // ═══════════════════╗ Flat fee (in Juels of LINK) that will be paid to the Router Owner for operation of the network
uint72 donFee; // ║ Fee (in Juels of LINK) that will be split between Node Operators for servicing a request
uint40 gasOverheadBeforeCallback; // ║ Represents the average gas execution cost before the fulfillment callback.
uint40 gasOverheadAfterCallback; // ║ Represents the average gas execution cost after the fulfillment callback.
uint32 timeoutTimestamp; // ═══════════╝ The timestamp at which a request will be eligible to be timed out
}
}
"
},
"lib/chainlink-brownie-contracts/contracts/src/v0.8/vendor/@ensdomains/buffer/v0.1.0/Buffer.sol": {
"content": "// SPDX-License-Identifier: BSD-2-Clause
pragma solidity ^0.8.4;
/**
* @dev A library for working with mutable byte buffers in Solidity.
*
* Byte buffers are mutable and expandable, and provide a variety of primitives
* for appending to them. At any time you can fetch a bytes object containing the
* current contents of the buffer. The bytes object should not be stored between
* operations, as it may change due to resizing of the buffer.
*/
library Buffer {
/**
* @dev Represents a mutable buffer. Buffers have a current value (buf) and
* a capacity. The capacity may be longer than the current value, in
* which case it can be extended without the need to allocate more memory.
*/
struct buffer {
bytes buf;
uint capacity;
}
/**
* @dev Initializes a buffer with an initial capacity.
* @param buf The buffer to initialize.
* @param capacity The number of bytes of space to allocate the buffer.
* @return The buffer, for chaining.
*/
function init(buffer memory buf, uint capacity) internal pure returns(buffer memory) {
if (capacity % 32 != 0) {
capacity += 32 - (capacity % 32);
}
// Allocate space for the buffer data
buf.capacity = capacity;
assembly {
let ptr := mload(0x40)
mstore(buf, ptr)
mstore(ptr, 0)
let fpm := add(32, add(ptr, capacity))
if lt(fpm, ptr) {
revert(0, 0)
}
mstore(0x40, fpm)
}
return buf;
}
/**
* @dev Initializes a new buffer from an existing bytes object.
* Changes to the buffer may mutate the original value.
* @param b The bytes object to initialize the buffer with.
* @return A new buffer.
*/
function fromBytes(bytes memory b) internal pure returns(buffer memory) {
buffer memory buf;
buf.buf = b;
buf.capacity = b.length;
return buf;
}
function resize(buffer memory buf, uint capacity) private pure {
bytes memory oldbuf = buf.buf;
init(buf, capacity);
append(buf, oldbuf);
}
/**
* @dev Sets buffer length to 0.
* @param buf The buffer to truncate.
* @return The original buffer, for chaining..
*/
function truncate(buffer memory buf) internal pure returns (buffer memory) {
assembly {
let bufptr := mload(buf)
mstore(bufptr, 0)
}
return buf;
}
/**
* @dev Appends len bytes of a byte string to a buffer. Resizes if doing so would exceed
* the capacity of the buffer.
* @param buf The buffer to append to.
* @param data The data to append.
* @param len The number of bytes to copy.
* @return The original buffer, for chaining.
*/
function append(buffer memory buf, bytes memory data, uint len) internal pure returns(buffer memory) {
require(len <= data.length);
uint off = buf.buf.length;
uint newCapacity = off + len;
if (newCapacity > buf.capacity) {
resize(buf, newCapacity * 2);
}
uint dest;
uint src;
assembly {
// Memory address of the buffer data
let bufptr := mload(buf)
// Length of existing buffer data
let buflen := mload(bufptr)
// Start address = buffer address + offset + sizeof(buffer length)
dest := add(add(bufptr, 32), off)
// Update buffer length if we're extending it
if gt(newCapacity, buflen) {
mstore(bufptr, newCapacity)
}
src := add(data, 32)
}
// Copy word-length chunks while possible
for (; len >= 32; len -= 32) {
assembly {
mstore(dest, mload(src))
}
dest += 32;
src += 32;
}
// Copy remaining bytes
unchecked {
uint mask = (256 ** (32 - len)) - 1;
assembly {
let srcpart := and(mload(src), not(mask))
let destpart := and(mload(dest), mask)
mstore(dest, or(destpart, srcpart))
}
}
return buf;
}
/**
* @dev Appends a byte string to a buffer. Resizes if doing so would exceed
* the capacity of the buffer.
* @param buf The buffer to append to.
* @param data The data to append.
* @return The original buffer, for chaining.
*/
function append(buffer memory buf, bytes memory data) internal pure returns (buffer memory) {
return append(buf, data, data.length);
}
/**
* @dev Appends a byte to the buffer. Resizes if doing so would exceed the
* capacity of the buffer.
* @param buf The buffer to append to.
* @param data The data to append.
* @return The original buffer, for chaining.
*/
function appendUint8(buffer memory buf, uint8 data) internal pure returns(buffer memory) {
uint off = buf.buf.length;
uint offPlusOne = off + 1;
if (off >= buf.capacity) {
resize(buf, offPlusOne * 2);
}
assembly {
// Memory address of the buffer data
let bufptr := mload(buf)
// Address = buffer address + sizeof(buffer length) + off
let dest := add(add(bufptr, off), 32)
mstore8(dest, data)
// Update buffer length if we extended it
if gt(offPlusOne, mload(bufptr)) {
mstore(bufptr, offPlusOne)
}
}
return buf;
}
/**
* @dev Appends len bytes of bytes32 to a buffer. Resizes if doing so would
* exceed the capacity of the buffer.
* @param buf The buffer to append to.
* @param data The data to append.
* @param len The number of bytes to write (left-aligned).
* @return The original buffer, for chaining.
*/
function append(buffer memory buf, bytes32 data, uint len) private pure returns(buffer memory) {
uint off = buf.buf.length;
uint newCapacity = len + off;
if (newCapacity > buf.capacity) {
resize(buf, newCapacity * 2);
}
unchecked {
uint mask = (256 ** len) - 1;
// Right-align data
data = data >> (8 * (32 - len));
assembly {
// Memory address of the buffer data
let bufptr := mload(buf)
// Address = buffer address + sizeof(buffer length) + newCapacity
let dest := add(bufptr, newCapacity)
mstore(dest, or(and(mload(dest), not(mask)), data))
// Update buffer length if we extended it
if gt(newCapacity, mload(bufptr)) {
mstore(bufptr, newCapacity)
}
}
}
return buf;
}
/**
* @dev Appends a bytes20 to the buffer. Resizes if doing so would exceed
* the capacity of the buffer.
* @param buf The buffer to append to.
* @param data The data to append.
* @return The original buffer, for chhaining.
*/
function appendBytes20(buffer memory buf, bytes20 data) internal pure returns (buffer memory) {
return append(buf, bytes32(data), 20);
}
/**
* @dev Appends a bytes32 to the buffer. Resizes if doing so would exceed
* the capacity of the buffer.
* @param buf The buffer to append to.
* @param data The data to append.
* @return The original buffer, for chaining.
*/
function appendBytes32(buffer memory buf, bytes32 data) internal pure returns (buffer memory) {
return append(buf, data, 32);
}
/**
* @dev Appends a byte to the end of the buffer. Resizes if doing so would
* exceed the capacity of the buffer.
* @param buf The buffer to append to.
* @param data The data to append.
* @param len The number of bytes to write (right-aligned).
* @return The original buffer.
*/
function appendInt(buffer memory buf, uint data, uint len) internal pure returns(buffer memory) {
uint off = buf.buf.length;
uint newCapacity = len + off;
if (newCapacity > buf.capacity) {
resize(buf, newCapacity * 2);
}
uint mask = (256 ** len) - 1;
assembly {
// Memory address of the buffer data
let bufptr := mload(buf)
// Address = buffer address + sizeof(buffer length) + newCapacity
let dest := add(bufptr, newCapacity)
mstore(dest, or(and(mload(dest), not(mask)), data))
// Update buffer length if we extended it
if gt(newCapacity, mload(bufptr)) {
mstore(bufptr, newCapacity)
}
}
return buf;
}
}"
},
"lib/chainlink-brownie-contracts/contracts/src/v0.8/shared/interfaces/IOwnable.sol": {
"content": "// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
interface IOwnable {
function owner() external returns (address);
function transferOwnership(address recipient) external;
function acceptOwnership() external;
}
"
}
},
"settings": {
"remappings": [
"chainlink-brownie-contracts/=lib/chainlink-brownie-contracts/",
"chainlink/=lib/chainlink/",
"forge-std/=lib/forge-std/src/"
],
"optimizer": {
"enabled": false,
"runs": 200
},
"metadata": {
"useLiteralContent": false,
"bytecodeHash": "ipfs",
"appendCBOR": true
},
"outputSelection": {
"*": {
"*": [
"evm.bytecode",
"evm.deployedBytecode",
"devdoc",
"userdoc",
"metadata",
"abi"
]
}
},
"evmVersion": "prague",
"viaIR": false
}
}}
Submitted on: 2025-11-03 12:36:47
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