Refactor publish

README.md

@@ -3,8 +3,8 @@
 ## Addresses
 
 ### On Sepolia
-XAPI: `0xC32BDE0002D71fD9a6C64eED65bdFD6e72F4Deba`
-XAPI Consumer Example: `0xc6F64212F06F34e3d25bCb8D2C498387c46Fe7cb`
+XAPI: `0xcedBd5b942c37870D172fEF4FC1C568C0aB8c038`
+XAPI Consumer Example: `0xcd3627925b1396104126Fa400715A01C09703D66`
 
 ### On Near testnet
 ORMP Aggregator: `ormpaggregator.guantong.testnet`

aggregator/package.json

@@ -13,8 +13,8 @@
     "clear": "near contract call-function as-transaction ormpaggregator.guantong.testnet _clear_state json-args {} prepaid-gas '100.0 Tgas' attached-deposit '0 NEAR' sign-as ormpaggregator.guantong.testnet network-config testnet sign-with-legacy-keychain send",
     "test": "$npm_execpath run build && ava -- ./build/ormp_aggregator.wasm",
     "publish-test": "near contract call-function as-transaction ormpaggregator.guantong.testnet publish json-args {} prepaid-gas '300.0 Tgas' attached-deposit '0 NEAR' sign-as ormpaggregator.guantong.testnet network-config testnet sign-with-legacy-keychain send",
-    "publish-external": "near contract call-function as-transaction ormpaggregator.guantong.testnet publish_external json-args '{\"request_id\": \"6277101735386680763835789423207666416102355444464034512855\"}' prepaid-gas '300.0 Tgas' attached-deposit '0 NEAR' sign-as guantong.testnet network-config testnet sign-with-legacy-keychain send",
-    "report": "near contract call-function as-transaction ormpaggregator.guantong.testnet report json-args '{\"request_id\":\"6277101735386680763835789423207666416102355444464034512855\",\"nonce\":\"1\",\"answers\":[{\"data_source_name\":\"test-source\",\"result\":\"test-result\"}],\"reporter_required\":{\"quorum\":1,\"threshold\":1},\"reward_address\":\"0x9f123456\"}' prepaid-gas '300.0 Tgas' attached-deposit '0 NEAR' sign-as guantong.testnet network-config testnet sign-with-legacy-keychain send",
+    "publish-external": "near contract call-function as-transaction ormpaggregator.guantong.testnet publish_external json-args '{\"request_id\": \"6277101735386680763835789423207666416102355444464034512856\",\"nonce\":\"3\",\"gas_limit\":\"1\",\"max_fee_per_gas\":\"1\",\"max_priority_fee_per_gas\":\"1\"}' prepaid-gas '300.0 Tgas' attached-deposit '0 NEAR' sign-as guantong.testnet network-config testnet sign-with-legacy-keychain send",
+    "report": "near contract call-function as-transaction ormpaggregator.guantong.testnet report json-args '{\"request_id\":\"6277101735386680763835789423207666416102355444464034512856\",\"answers\":[{\"data_source_name\":\"test-source\",\"result\":\"test-result\"}],\"reward_address\":\"0x9f123456\"}' prepaid-gas '300.0 Tgas' attached-deposit '0 NEAR' sign-as guantong.testnet network-config testnet sign-with-legacy-keychain send",
     "ava": "ava"
   },
   "dependencies": {

aggregator/src/abstract/aggregator.abstract.ts

@@ -22,16 +22,10 @@ export enum RequestMethod {
 export class PublishChainConfig {
   chain_id: ChainId;
   xapi_address: string;
-  gas_limit: string;
-  max_fee_per_gas: string;
-  max_priority_fee_per_gas: string;
 
-  constructor({ chain_id, xapi_address, gas_limit, max_fee_per_gas, max_priority_fee_per_gas }: { chain_id: ChainId, xapi_address: string, gas_limit: string, max_fee_per_gas: string, max_priority_fee_per_gas: string }) {
+  constructor({ chain_id, xapi_address }: { chain_id: ChainId, xapi_address: string }) {
     this.chain_id = chain_id;
     this.xapi_address = xapi_address;
-    this.gas_limit = gas_limit;
-    this.max_fee_per_gas = max_fee_per_gas;
-    this.max_priority_fee_per_gas = max_priority_fee_per_gas;
   }
 }
 
@@ -94,11 +88,20 @@ class PublishData {
   chain_config: PublishChainConfig;
   signature: string;
 
-  constructor({ request_id, response, chain_config, signature }: { request_id: RequestId, response: Response, chain_config: PublishChainConfig, signature: string }) {
+  nonce: string;
+  gas_limit: string;
+  max_fee_per_gas: string;
+  max_priority_fee_per_gas: string;
+
+  constructor({ request_id, response, chain_config, signature, nonce, gas_limit, max_fee_per_gas, max_priority_fee_per_gas }: { request_id: RequestId, response: Response, chain_config: PublishChainConfig, signature: string, nonce: string, gas_limit: string, max_fee_per_gas: string, max_priority_fee_per_gas: string }) {
     this.request_id = request_id;
     this.response = response;
     this.chain_config = chain_config;
     this.signature = signature;
+    this.nonce = nonce;
+    this.gas_limit = gas_limit;
+    this.max_fee_per_gas = max_fee_per_gas;
+    this.max_priority_fee_per_gas = max_priority_fee_per_gas;
   }
 }
 
@@ -125,6 +128,7 @@ export class ReporterRequired {
 
 export class Response {
   request_id: RequestId;
+  chain_id: ChainId;
   valid_reporters: AccountId[];
   // EVM address to distribute rewards
   reporter_reward_addresses: string[];
@@ -136,8 +140,6 @@ export class Response {
 
   // 👇 These values should be aggregated from reporter's answer
   result: string;
-  nonce: string;
-  chain_id: ChainId;
 
   constructor(request_id: RequestId) {
     this.request_id = request_id;
@@ -150,19 +152,12 @@ export class Report {
   request_id: RequestId;
   reporter: AccountId;
   timestamp: Timestamp;
-  chain_id: ChainId;
   // Evm address to withdraw rewards on target chain 
   reward_address: string;
-  // Because cross-chain transactions may fail, we need to rely on the reporter to report nonce instead of maintaining the self-increment.
-  nonce: string;
-  reporter_required: ReporterRequired;
   answers: Answer[];
-  constructor({ request_id, chain_id, nonce, answers, reporter_required, reward_address }: { request_id: RequestId, chain_id: ChainId, nonce: string, answers: Answer[], reporter_required: ReporterRequired, reward_address: string }) {
+  constructor({ request_id, answers, reward_address }: { request_id: RequestId, answers: Answer[], reward_address: string }) {
     this.request_id = request_id;
-    this.chain_id = chain_id;
-    this.nonce = nonce;
     this.answers = answers;
-    this.reporter_required = reporter_required;
     this.reward_address = reward_address;
     this.timestamp = near.blockTimestamp().toString();
     this.reporter = near.signerAccountId();
@@ -277,9 +272,6 @@ export abstract class Aggregator extends ContractBase {
   _set_publish_chain_config(publish_chain_config: PublishChainConfig): void {
     this._assert_operator();
     assert(publish_chain_config.chain_id != null, "chain_id can't be null.");
-    assert(publish_chain_config.gas_limit != null, "gas_limit can't be null.");
-    assert(publish_chain_config.max_fee_per_gas != null, "max_fee_per_gas can't be null.");
-    assert(publish_chain_config.max_priority_fee_per_gas != null, "max_priority_fee_per_gas can't be null.");
     assert(publish_chain_config.xapi_address != null, "xapi_address can't be null.");
     this.publish_chain_config_lookup.set(publish_chain_config.chain_id.toString(), publish_chain_config);
   }
@@ -324,21 +316,15 @@ export abstract class Aggregator extends ContractBase {
     return this.response_lookup.get(request_id);
   }
 
-  abstract report({ request_id, nonce, answers, reporter_required, reward_address }: { request_id: RequestId, nonce: string, answers: Answer[], reporter_required: ReporterRequired, reward_address: string }): NearPromise;
-  _report({ request_id, nonce, answers, reporter_required, reward_address }: { request_id: RequestId, nonce: string, answers: Answer[], reporter_required: ReporterRequired, reward_address: string }): NearPromise {
+  abstract report({ request_id, answers, reward_address }: { request_id: RequestId, answers: Answer[], reward_address: string }): NearPromise;
+  _report({ request_id, answers, reward_address }: { request_id: RequestId, answers: Answer[], reward_address: string }): NearPromise {
     assert(request_id != null, "request_id is null");
-    assert(nonce != null, "nonce is null");
     assert(answers != null && answers.length > 0, "answers is empty");
     assert(reward_address != null, "reward_address is null");
 
-    const _chain_id = (BigInt(request_id) >> BigInt(192)).toString();
-
     const __report = new Report({
       request_id,
-      chain_id: _chain_id,
-      nonce,
       answers,
-      reporter_required,
       reward_address
     });
 
@@ -368,6 +354,8 @@ export abstract class Aggregator extends ContractBase {
     if (_response.status == RequestStatus[RequestStatus.FETCHING] && BigInt(_response.started_at) + BigInt(this.timeout) < near.blockTimestamp()) {
       _response.status = RequestStatus[RequestStatus.TIMEOUT];
       new TimeoutEvent(_response).emit();
+      this.response_lookup.set(request_id, _response);
+      return;
     }
 
     // Only fetching request can accept reports.
@@ -462,13 +450,26 @@ export abstract class Aggregator extends ContractBase {
     }
   }
 
-  abstract publish_external({ request_id }: { request_id: RequestId }): NearPromise;
-  _publish({ request_id, promise_index }: { request_id: RequestId, promise_index: number }): NearPromise {
+  abstract publish_external({ request_id, nonce, gas_limit, max_fee_per_gas, max_priority_fee_per_gas }: { request_id: RequestId, nonce: string, gas_limit: string, max_fee_per_gas: string, max_priority_fee_per_gas: string }): NearPromise;
+  _publish({ request_id, nonce, gas_limit, max_fee_per_gas, max_priority_fee_per_gas }: { request_id: RequestId, nonce: string, gas_limit: string, max_fee_per_gas: string, max_priority_fee_per_gas: string }): NearPromise {
+    assert(nonce != null, "nonce can't be null.");
+    assert(gas_limit != null, "gas_limit can't be null.");
+    assert(max_fee_per_gas != null, "max_fee_per_gas can't be null.");
+    assert(max_priority_fee_per_gas != null, "max_priority_fee_per_gas can't be null.");
+
     const _response = this.response_lookup.get(request_id);
     assert(_response != null, `Response for ${request_id} does not exist`);
+    assert(_response.status == RequestStatus[RequestStatus.AGGREGATED] || _response.status == RequestStatus[RequestStatus.PUBLISHED], `Response status is ${_response.status}, can't be published`);
 
-    assert(_response.status == RequestStatus[RequestStatus.AGGREGATED], `Response status is ${_response.status}, can't be published`);
+    // Update timeout status if necessary.
+    if (BigInt(_response.started_at) + BigInt(this.timeout) < near.blockTimestamp()) {
+      _response.status = RequestStatus[RequestStatus.TIMEOUT];
+      new TimeoutEvent(_response).emit();
+      this.response_lookup.set(request_id, _response);
+      return;
+    }
 
+    _response.chain_id = (BigInt(request_id) >> BigInt(192)).toString();
     const _chain_config = this.publish_chain_config_lookup.get(_response.chain_id.toString());
     assert(_chain_config != null, `Chain config for ${_response.chain_id} does not exist`);
 
@@ -491,10 +492,10 @@ export abstract class Aggregator extends ContractBase {
 
     const payload = ethereumTransaction({
       chainId: BigInt(_response.chain_id),
-      nonce: BigInt(_response.nonce),
-      maxPriorityFeePerGas: BigInt(_chain_config.max_priority_fee_per_gas),
-      maxFeePerGas: BigInt(_chain_config.max_fee_per_gas),
-      gasLimit: BigInt(_chain_config.gas_limit),
+      nonce: BigInt(nonce),
+      maxPriorityFeePerGas: BigInt(max_priority_fee_per_gas),
+      maxFeePerGas: BigInt(max_fee_per_gas),
+      gasLimit: BigInt(gas_limit),
       to: _chain_config.xapi_address,
       value: BigInt(0),
       data: function_call_data_bytes,
@@ -521,7 +522,7 @@ export abstract class Aggregator extends ContractBase {
         NearPromise.new(near.currentAccountId())
           .functionCall(
             "publish_callback",
-            JSON.stringify({ request_id: request_id, promise_index: promise_index }),
+            JSON.stringify({ request_id, nonce, gas_limit, max_fee_per_gas, max_priority_fee_per_gas }),
             BigInt(0),
             // Beware of the 300T cap with mpc gas
             BigInt(ONE_TERA_GAS * BigInt(25))
@@ -530,16 +531,17 @@ export abstract class Aggregator extends ContractBase {
     return promise.asReturn();
   }
 
-  abstract publish_callback({ request_id, promise_index }: { request_id: RequestId, promise_index: number }): void
-  _publish_callback({ request_id, promise_index }: { request_id: RequestId, promise_index: number }): void {
-    const _result = this._promise_result({ promise_index: promise_index });
-    near.log(`publish_callback ${request_id}, ${_result.success}, ${_result.result}, promise_index: ${promise_index}`);
+  abstract publish_callback({ request_id, nonce, gas_limit, max_fee_per_gas, max_priority_fee_per_gas }: { request_id: RequestId, nonce: string, gas_limit: string, max_fee_per_gas: string, max_priority_fee_per_gas: string }): void
+  _publish_callback({ request_id, nonce, gas_limit, max_fee_per_gas, max_priority_fee_per_gas }: { request_id: RequestId, nonce: string, gas_limit: string, max_fee_per_gas: string, max_priority_fee_per_gas: string }): void {
+    const _result = this._promise_result({ promise_index: 0 });
+    near.log(`publish_callback ${request_id}, ${_result.success}, ${_result.result}`);
     const _response = this.response_lookup.get(request_id);
     if (_result.success) {
       _response.status = RequestStatus[RequestStatus.PUBLISHED];
       const _chain_config = this.publish_chain_config_lookup.get(_response.chain_id.toString());
       new PublishEvent(new PublishData({
-        request_id, response: _response, chain_config: _chain_config, signature: _result.result
+        request_id, response: _response, chain_config: _chain_config, signature: _result.result,
+        nonce, gas_limit, max_fee_per_gas, max_priority_fee_per_gas
       })).emit();
       this.response_lookup.set(request_id, _response);
     }

aggregator/src/ormp.aggregator.ts

@@ -31,7 +31,7 @@ class OrmpAggregator extends Aggregator {
   }
 
   _aggregate({ request_id, top_staked }: { request_id: RequestId, top_staked: Staked[] }): boolean {
-    // filter invalid reporter
+    // 1. Filter invalid reports via top staked reporters
     const _reporters = this.report_lookup.get(request_id).map(r => r.reporter);
     const _valid_reporters = _reporters.filter(reporter =>
       top_staked.some(staked => staked.account_id === reporter)
@@ -42,35 +42,36 @@ class OrmpAggregator extends Aggregator {
 
     const _each_reporter_report = [];
     const _each_reporter_result = new Map<string, string>();
+
+    // 2. Aggregate from multi datasources of one report.
     _valid_reports.forEach(report => {
       const _result = this._aggregate_answer(report.answers.map(r => r.result)).result;
       _each_reporter_result.set(report.reporter, _result);
-      _each_reporter_report.push(`${_result} | ${report.nonce} | ${report.chain_id}`);
+      _each_reporter_report.push(_result);
     });
 
+    // 3. Aggregate from multi reports
     const most_common_report = this._aggregate_answer(_each_reporter_report);
     near.log("most_common_report: ", most_common_report);
 
-    const [result, nonce, chain_id] = most_common_report.result.split(' | ');
+    const result = most_common_report.result;
     assert(_valid_reporters.length >= this.reporter_required.quorum, `Quorum: required ${this.reporter_required.quorum}, but got ${_valid_reporters.length}`);
     assert(most_common_report.count >= this.reporter_required.threshold, `Threshold: required ${this.reporter_required.threshold}, but got ${most_common_report.count}`)
 
     const _response = this.response_lookup.get(request_id);
 
     _response.valid_reporters = [];
     _response.reporter_reward_addresses = []
-    // filter most common reporter
+    // 4. Filter most common reporter, only most common report will be rewarded
     for (const _report of _valid_reports) {
-      const key = `${_each_reporter_result.get(_report.reporter)} | ${_report.nonce} | ${_report.chain_id}`;
+      const key = _each_reporter_result.get(_report.reporter);
       if (key === most_common_report.result) {
         _response.reporter_reward_addresses.push(_report.reward_address);
         _response.valid_reporters.push(_report.reporter);
       }
     }
 
     _response.result = result;
-    _response.nonce = nonce;
-    _response.chain_id = chain_id;
     this.response_lookup.set(request_id, _response);
     return true;
   }
@@ -103,13 +104,13 @@ class OrmpAggregator extends Aggregator {
   /// Calls
 
   @call({})
-  publish_external({ request_id }: { request_id: RequestId; }): NearPromise {
-    return super._publish({ request_id, promise_index: 0 });
+  publish_external({ request_id, nonce, gas_limit, max_fee_per_gas, max_priority_fee_per_gas }: { request_id: RequestId; nonce: string; gas_limit: string; max_fee_per_gas: string; max_priority_fee_per_gas: string; }): NearPromise {
+    return super._publish({ request_id, nonce, gas_limit, max_fee_per_gas, max_priority_fee_per_gas });
   }
 
   @call({ privateFunction: true })
-  publish_callback({ request_id, promise_index }: { request_id: RequestId; promise_index: number; }): void {
-    super._publish_callback({ request_id, promise_index });
+  publish_callback({ request_id, nonce, gas_limit, max_fee_per_gas, max_priority_fee_per_gas }: { request_id: RequestId; nonce: string; gas_limit: string; max_fee_per_gas: string; max_priority_fee_per_gas: string; }): void {
+    super._publish_callback({ request_id, nonce, gas_limit, max_fee_per_gas, max_priority_fee_per_gas });
   }
 
   @call({ privateFunction: true })
@@ -118,8 +119,8 @@ class OrmpAggregator extends Aggregator {
   }
 
   @call({ payableFunction: true })
-  report({ request_id, nonce, answers, reporter_required, reward_address }: { request_id: RequestId; nonce: string; answers: Answer[]; reporter_required: ReporterRequired; reward_address: string }): NearPromise {
-    return super._report({ request_id, nonce, answers, reporter_required, reward_address });
+  report({ request_id, answers, reward_address }: { request_id: RequestId; answers: Answer[]; reward_address: string; }): NearPromise {
+    return super._report({ request_id, answers, reward_address });
   }
 
   @call({ payableFunction: true })

xapi-consumer/contracts/ConsumerExample.sol

@@ -20,8 +20,7 @@ contract ConsumerExample is IXAPIConsumer{
 
     function makeRequest(string memory aggregator) external payable {
         string memory requestData = "{'hello':'world'}";
-        ReporterRequired memory reporterRequired = ReporterRequired(1, 1);
-        uint256 requestId = xapi.makeRequest{value: msg.value}(requestData, this.fulfillCallback.selector, aggregator, reporterRequired);
+        uint256 requestId = xapi.makeRequest{value: msg.value}(requestData, this.fulfillCallback.selector, aggregator);
         emit RequestMade(requestId, requestData);
     }
 

xapi-consumer/ignition/deployments/chain-11155111/deployed_addresses.json

@@ -1,3 +1,3 @@
 {
-  "ConsumerExampleModule#ConsumerExample": "0xc6F64212F06F34e3d25bCb8D2C498387c46Fe7cb"
+  "ConsumerExampleModule#ConsumerExample": "0xcd3627925b1396104126Fa400715A01C09703D66"
 }

xapi-consumer/ignition/modules/ConsumerExample.deploy.js

@@ -3,7 +3,7 @@ const { buildModule } = require("@nomicfoundation/hardhat-ignition/modules");
 module.exports = buildModule("ConsumerExampleModule", (m) => {
     const deployer = m.getAccount(0);
 
-    const consumer = m.contract("ConsumerExample", ["0xC32BDE0002D71fD9a6C64eED65bdFD6e72F4Deba"], {
+    const consumer = m.contract("ConsumerExample", ["0xcedBd5b942c37870D172fEF4FC1C568C0aB8c038"], {
         from: deployer
     });
 

xapi-consumer/package.json

@@ -7,7 +7,7 @@
     "build": "npx hardhat compile",
     "deploy": "npx hardhat ignition deploy ./ignition/modules/ConsumerExample.deploy.js --network sepolia",
     "console": "npx hardhat console --network sepolia",
-    "verify": "npx hardhat verify --network sepolia 0xc6F64212F06F34e3d25bCb8D2C498387c46Fe7cb '0xC32BDE0002D71fD9a6C64eED65bdFD6e72F4Deba'"
+    "verify": "npx hardhat verify --network sepolia 0xcd3627925b1396104126Fa400715A01C09703D66 '0xcedBd5b942c37870D172fEF4FC1C568C0aB8c038'"
   },
   "dependencies": {
     "xapi": "file:../xapi"

xapi/contracts/XAPI.sol

@@ -59,7 +59,7 @@ contract XAPI is IXAPI, Ownable2Step {
         for (uint256 i = 0; i < response.reporters.length; i++) {
             rewards[response.reporters[i]] += aggregatorConfig.perReporterFee;
         }
-        rewards[aggregatorConfig.fulfillAddress] += aggregatorConfig.publishFee;
+        rewards[aggregatorConfig.rewardAddress] += aggregatorConfig.publishFee;
 
         (bool success,) =
             request.callbackContract.call(abi.encodeWithSelector(request.callbackFunction, requestId, response));

xapi/ignition/deployments/chain-11155111/deployed_addresses.json

@@ -0,0 +1,3 @@
+{
+  "XAPIModule#XAPI": "0xcedBd5b942c37870D172fEF4FC1C568C0aB8c038"
+}