Initial client for Tovarish Relayer

dist/events/base.d.ts

@@ -4,6 +4,7 @@ import { BatchEventsService, BatchBlockService, BatchTransactionService, BatchEv
 import { fetchDataOptions } from '../providers';
 import type { NetIdType, SubdomainMap } from '../networkConfig';
 import { RelayerParams } from '../relayerClient';
+import type { TovarishClient } from '../tovarishClient';
 import type { BaseEvents, CachedEvents, MinimalEvents, DepositsEvents, WithdrawalsEvents, EncryptedNotesEvents, AllGovernanceEvents, RegistersEvents, EchoEvents } from './types';
 export declare const DEPOSIT = "deposit";
 export declare const WITHDRAWAL = "withdrawal";
@@ -16,6 +17,7 @@ export type BaseEventsServiceConstructor = {
     type?: string;
     deployedBlock?: number;
     fetchDataOptions?: fetchDataOptions;
+    tovarishClient?: TovarishClient;
 };
 export type BatchGraphOnProgress = ({ type, fromBlock, toBlock, count, }: {
     type?: ContractEventName;
@@ -39,7 +41,8 @@ export declare class BaseEventsService<EventType extends MinimalEvents> {
     deployedBlock: number;
     batchEventsService: BatchEventsService;
     fetchDataOptions?: fetchDataOptions;
-    constructor({ netId, provider, graphApi, subgraphName, contract, type, deployedBlock, fetchDataOptions, }: BaseEventsServiceConstructor);
+    tovarishClient?: TovarishClient;
+    constructor({ netId, provider, graphApi, subgraphName, contract, type, deployedBlock, fetchDataOptions, tovarishClient, }: BaseEventsServiceConstructor);
     getInstanceName(): string;
     getType(): string;
     getTovarishType(): string;
@@ -97,6 +100,7 @@ export type BaseTornadoServiceConstructor = {
     currency: string;
     deployedBlock?: number;
     fetchDataOptions?: fetchDataOptions;
+    tovarishClient?: TovarishClient;
 };
 export type DepositsGraphParams = BaseGraphParams & {
     amount: string;
@@ -107,7 +111,8 @@ export declare class BaseTornadoService extends BaseEventsService<DepositsEvents
     currency: string;
     batchTransactionService: BatchTransactionService;
     batchBlockService: BatchBlockService;
-    constructor({ netId, provider, graphApi, subgraphName, Tornado, type, amount, currency, deployedBlock, fetchDataOptions, }: BaseTornadoServiceConstructor);
+    tovarishClient?: TovarishClient;
+    constructor({ netId, provider, graphApi, subgraphName, Tornado, type, amount, currency, deployedBlock, fetchDataOptions, tovarishClient, }: BaseTornadoServiceConstructor);
     getInstanceName(): string;
     getGraphMethod(): string;
     getGraphParams(): DepositsGraphParams;
@@ -115,6 +120,9 @@ export declare class BaseTornadoService extends BaseEventsService<DepositsEvents
     validateEvents({ events }: {
         events: (DepositsEvents | WithdrawalsEvents)[];
     }): void;
+    getLatestEvents({ fromBlock }: {
+        fromBlock: number;
+    }): Promise<BaseEvents<DepositsEvents | WithdrawalsEvents>>;
 }
 export type BaseEchoServiceConstructor = {
     netId: NetIdType;
@@ -124,9 +132,10 @@ export type BaseEchoServiceConstructor = {
     Echoer: Echoer;
     deployedBlock?: number;
     fetchDataOptions?: fetchDataOptions;
+    tovarishClient?: TovarishClient;
 };
 export declare class BaseEchoService extends BaseEventsService<EchoEvents> {
-    constructor({ netId, provider, graphApi, subgraphName, Echoer, deployedBlock, fetchDataOptions, }: BaseEchoServiceConstructor);
+    constructor({ netId, provider, graphApi, subgraphName, Echoer, deployedBlock, fetchDataOptions, tovarishClient, }: BaseEchoServiceConstructor);
     getInstanceName(): string;
     getType(): string;
     getGraphMethod(): string;
@@ -143,9 +152,10 @@ export type BaseEncryptedNotesServiceConstructor = {
     Router: TornadoRouter | TornadoProxyLight;
     deployedBlock?: number;
     fetchDataOptions?: fetchDataOptions;
+    tovarishClient?: TovarishClient;
 };
 export declare class BaseEncryptedNotesService extends BaseEventsService<EncryptedNotesEvents> {
-    constructor({ netId, provider, graphApi, subgraphName, Router, deployedBlock, fetchDataOptions, }: BaseEncryptedNotesServiceConstructor);
+    constructor({ netId, provider, graphApi, subgraphName, Router, deployedBlock, fetchDataOptions, tovarishClient, }: BaseEncryptedNotesServiceConstructor);
     getInstanceName(): string;
     getType(): string;
     getTovarishType(): string;
@@ -160,10 +170,11 @@ export type BaseGovernanceServiceConstructor = {
     Governance: Governance;
     deployedBlock?: number;
     fetchDataOptions?: fetchDataOptions;
+    tovarishClient?: TovarishClient;
 };
 export declare class BaseGovernanceService extends BaseEventsService<AllGovernanceEvents> {
     batchTransactionService: BatchTransactionService;
-    constructor({ netId, provider, graphApi, subgraphName, Governance, deployedBlock, fetchDataOptions, }: BaseGovernanceServiceConstructor);
+    constructor({ netId, provider, graphApi, subgraphName, Governance, deployedBlock, fetchDataOptions, tovarishClient, }: BaseGovernanceServiceConstructor);
     getInstanceName(): string;
     getType(): string;
     getTovarishType(): string;
@@ -203,12 +214,13 @@ export type BaseRegistryServiceConstructor = {
     relayerEnsSubdomains: SubdomainMap;
     deployedBlock?: number;
     fetchDataOptions?: fetchDataOptions;
+    tovarishClient?: TovarishClient;
 };
 export declare class BaseRegistryService extends BaseEventsService<RegistersEvents> {
     Aggregator: Aggregator;
     relayerEnsSubdomains: SubdomainMap;
     updateInterval: number;
-    constructor({ netId, provider, graphApi, subgraphName, RelayerRegistry, Aggregator, relayerEnsSubdomains, deployedBlock, fetchDataOptions, }: BaseRegistryServiceConstructor);
+    constructor({ netId, provider, graphApi, subgraphName, RelayerRegistry, Aggregator, relayerEnsSubdomains, deployedBlock, fetchDataOptions, tovarishClient, }: BaseRegistryServiceConstructor);
     getInstanceName(): string;
     getType(): string;
     getTovarishType(): string;

dist/index.d.ts

@@ -15,5 +15,6 @@ export * from './prices';
 export * from './providers';
 export * from './relayerClient';
 export * from './tokens';
+export * from './tovarishClient';
 export * from './utils';
 export * from './websnark';

dist/relayerClient.d.ts

@@ -1,7 +1,7 @@
 import { NetIdType, Config } from './networkConfig';
 import { fetchDataOptions } from './providers';
 import type { snarkProofs } from './websnark';
-import { CachedRelayerInfo } from './events/base';
+import type { CachedRelayerInfo } from './events';
 export declare const MIN_FEE = 0.1;
 export declare const MAX_FEE = 0.9;
 export declare const MIN_STAKE_BALANCE: bigint;
@@ -130,6 +130,7 @@ export declare class RelayerClient {
     config: Config;
     selectedRelayer?: RelayerInfo;
     fetchDataOptions?: fetchDataOptions;
+    tovarish: boolean;
     constructor({ netId, config, fetchDataOptions }: RelayerClientConstructor);
     askRelayerStatus({ hostname, url, relayerAddress, }: {
         hostname?: string;

dist/schemas/status.d.ts

@@ -74,6 +74,24 @@ export type statusSchema = {
             };
             required: string[];
         };
+        syncStatus: {
+            type: string;
+            properties: {
+                events: {
+                    type: string;
+                };
+                tokenPrice: {
+                    type: string;
+                };
+                gasPrice: {
+                    type: string;
+                };
+            };
+            required: string[];
+        };
+        onSyncEvents: {
+            type: string;
+        };
         currentQueue: {
             type: string;
         };
@@ -88,5 +106,5 @@ declare const bnType: {
     type: string;
     BN: boolean;
 };
-export declare function getStatusSchema(netId: NetIdType, config: Config): statusSchema;
+export declare function getStatusSchema(netId: NetIdType, config: Config, tovarish: boolean): statusSchema;
 export {};

dist/tornado.umd.js

@@ -59136,7 +59136,8 @@ class BaseEventsService {
     contract,
     type = "",
     deployedBlock = 0,
-    fetchDataOptions: fetchDataOptions2
+    fetchDataOptions: fetchDataOptions2,
+    tovarishClient
   }) {
     this.netId = netId;
     this.provider = provider;
@@ -59151,6 +59152,7 @@ class BaseEventsService {
       contract,
       onProgress: this.updateEventProgress
     });
+    this.tovarishClient = tovarishClient;
   }
   getInstanceName() {
     return "";
@@ -59159,7 +59161,7 @@ class BaseEventsService {
     return this.type || "";
   }
   getTovarishType() {
-    return String(this.type || "").toLowerCase();
+    return String(this.getType() || "").toLowerCase();
   }
   getGraphMethod() {
     return "";
@@ -59276,6 +59278,17 @@ class BaseEventsService {
   }
   getLatestEvents(_0) {
     return __async(this, arguments, function* ({ fromBlock }) {
+      var _a;
+      if (((_a = this.tovarishClient) == null ? void 0 : _a.selectedRelayer) && ![DEPOSIT, WITHDRAWAL].includes(this.type.toLowerCase())) {
+        const { events, lastSyncBlock: lastBlock } = yield this.tovarishClient.getEvents({
+          type: this.getTovarishType(),
+          fromBlock
+        });
+        return {
+          events,
+          lastBlock
+        };
+      }
       const graphEvents = yield this.getEventsFromGraph({ fromBlock });
       const lastSyncBlock = graphEvents.lastBlock && graphEvents.lastBlock >= fromBlock ? graphEvents.lastBlock : fromBlock;
       const rpcEvents = yield this.getEventsFromRpc({ fromBlock: lastSyncBlock });
@@ -59343,9 +59356,20 @@ class BaseTornadoService extends BaseEventsService {
     amount,
     currency,
     deployedBlock,
-    fetchDataOptions: fetchDataOptions2
+    fetchDataOptions: fetchDataOptions2,
+    tovarishClient
   }) {
-    super({ netId, provider, graphApi, subgraphName, contract: Tornado, type, deployedBlock, fetchDataOptions: fetchDataOptions2 });
+    super({
+      netId,
+      provider,
+      graphApi,
+      subgraphName,
+      contract: Tornado,
+      type,
+      deployedBlock,
+      fetchDataOptions: fetchDataOptions2,
+      tovarishClient
+    });
     this.amount = amount;
     this.currency = currency;
     this.batchTransactionService = new _batch__WEBPACK_IMPORTED_MODULE_1__/* .BatchTransactionService */ .AF({
@@ -59430,6 +59454,24 @@ class BaseTornadoService extends BaseEventsService {
       }
     }
   }
+  getLatestEvents(_0) {
+    return __async(this, arguments, function* ({ fromBlock }) {
+      var _a;
+      if ((_a = this.tovarishClient) == null ? void 0 : _a.selectedRelayer) {
+        const { events, lastSyncBlock: lastBlock } = yield this.tovarishClient.getEvents({
+          type: this.getTovarishType(),
+          currency: this.currency,
+          amount: this.amount,
+          fromBlock
+        });
+        return {
+          events,
+          lastBlock
+        };
+      }
+      return __superGet(BaseTornadoService.prototype, this, "getLatestEvents").call(this, { fromBlock });
+    });
+  }
 }
 class BaseEchoService extends BaseEventsService {
   constructor({
@@ -59439,9 +59481,19 @@ class BaseEchoService extends BaseEventsService {
     subgraphName,
     Echoer,
     deployedBlock,
-    fetchDataOptions: fetchDataOptions2
+    fetchDataOptions: fetchDataOptions2,
+    tovarishClient
   }) {
-    super({ netId, provider, graphApi, subgraphName, contract: Echoer, deployedBlock, fetchDataOptions: fetchDataOptions2 });
+    super({
+      netId,
+      provider,
+      graphApi,
+      subgraphName,
+      contract: Echoer,
+      deployedBlock,
+      fetchDataOptions: fetchDataOptions2,
+      tovarishClient
+    });
   }
   getInstanceName() {
     return `echo_${this.netId}`;
@@ -59490,9 +59542,19 @@ class BaseEncryptedNotesService extends BaseEventsService {
     subgraphName,
     Router,
     deployedBlock,
-    fetchDataOptions: fetchDataOptions2
+    fetchDataOptions: fetchDataOptions2,
+    tovarishClient
   }) {
-    super({ netId, provider, graphApi, subgraphName, contract: Router, deployedBlock, fetchDataOptions: fetchDataOptions2 });
+    super({
+      netId,
+      provider,
+      graphApi,
+      subgraphName,
+      contract: Router,
+      deployedBlock,
+      fetchDataOptions: fetchDataOptions2,
+      tovarishClient
+    });
   }
   getInstanceName() {
     return `encrypted_notes_${this.netId}`;
@@ -59532,9 +59594,19 @@ class BaseGovernanceService extends BaseEventsService {
     subgraphName,
     Governance,
     deployedBlock,
-    fetchDataOptions: fetchDataOptions2
+    fetchDataOptions: fetchDataOptions2,
+    tovarishClient
   }) {
-    super({ netId, provider, graphApi, subgraphName, contract: Governance, deployedBlock, fetchDataOptions: fetchDataOptions2 });
+    super({
+      netId,
+      provider,
+      graphApi,
+      subgraphName,
+      contract: Governance,
+      deployedBlock,
+      fetchDataOptions: fetchDataOptions2,
+      tovarishClient
+    });
     this.batchTransactionService = new _batch__WEBPACK_IMPORTED_MODULE_1__/* .BatchTransactionService */ .AF({
       provider,
       onProgress: this.updateTransactionProgress
@@ -59661,9 +59733,19 @@ class BaseRegistryService extends BaseEventsService {
     Aggregator,
     relayerEnsSubdomains,
     deployedBlock,
-    fetchDataOptions: fetchDataOptions2
+    fetchDataOptions: fetchDataOptions2,
+    tovarishClient
   }) {
-    super({ netId, provider, graphApi, subgraphName, contract: RelayerRegistry, deployedBlock, fetchDataOptions: fetchDataOptions2 });
+    super({
+      netId,
+      provider,
+      graphApi,
+      subgraphName,
+      contract: RelayerRegistry,
+      deployedBlock,
+      fetchDataOptions: fetchDataOptions2,
+      tovarishClient
+    });
     this.Aggregator = Aggregator;
     this.relayerEnsSubdomains = relayerEnsSubdomains;
     this.updateInterval = 86400;
@@ -71549,6 +71631,7 @@ class RelayerClient {
     this.netId = netId;
     this.config = config;
     this.fetchDataOptions = fetchDataOptions2;
+    this.tovarish = false;
   }
   askRelayerStatus(_0) {
     return __async(this, arguments, function* ({
@@ -71571,7 +71654,7 @@ class RelayerClient {
         timeout: ((_a = this.fetchDataOptions) == null ? void 0 : _a.torPort) ? 1e4 : 3e3,
         maxRetry: ((_b = this.fetchDataOptions) == null ? void 0 : _b.torPort) ? 2 : 0
       }));
-      const statusValidator = _schemas__WEBPACK_IMPORTED_MODULE_3__/* .ajv */ .SS.compile((0,_schemas__WEBPACK_IMPORTED_MODULE_3__/* .getStatusSchema */ .c_)(this.netId, this.config));
+      const statusValidator = _schemas__WEBPACK_IMPORTED_MODULE_3__/* .ajv */ .SS.compile((0,_schemas__WEBPACK_IMPORTED_MODULE_3__/* .getStatusSchema */ .c_)(this.netId, this.config, this.tovarish));
       if (!statusValidator(rawStatus)) {
         throw new Error("Invalid status schema");
       }
@@ -71758,11 +71841,21 @@ const statusSchema = {
       },
       required: ["status"]
     },
+    syncStatus: {
+      type: "object",
+      properties: {
+        events: { type: "boolean" },
+        tokenPrice: { type: "boolean" },
+        gasPrice: { type: "boolean" }
+      },
+      required: ["events", "tokenPrice", "gasPrice"]
+    },
+    onSyncEvents: { type: "boolean" },
     currentQueue: { type: "number" }
   },
-  required: ["rewardAccount", "instances", "netId", "tornadoServiceFee", "version", "health"]
+  required: ["rewardAccount", "instances", "netId", "tornadoServiceFee", "version", "health", "currentQueue"]
 };
-function getStatusSchema(netId, config) {
+function getStatusSchema(netId, config, tovarish) {
   const { tokens, optionalTokens, disabledTokens, nativeCurrency } = config;
   const schema = JSON.parse(JSON.stringify(statusSchema));
   const instances = Object.keys(tokens).reduce(
@@ -71806,17 +71899,29 @@ function getStatusSchema(netId, config) {
     }
   );
   schema.properties.instances = instances;
+  const _tokens = Object.keys(tokens).filter(
+    (t) => {
+      var _a, _b;
+      return t !== nativeCurrency && !((_a = config.optionalTokens) == null ? void 0 : _a.includes(t)) && !((_b = config.disabledTokens) == null ? void 0 : _b.includes(t));
+    }
+  );
   if (netId === networkConfig/* NetId */.zr.MAINNET) {
-    const _tokens = Object.keys(tokens).filter((t) => t !== nativeCurrency);
+    _tokens.push("torn");
+  }
+  if (_tokens.length) {
     const ethPrices = {
       type: "object",
       properties: _tokens.reduce((acc, token) => {
         acc[token] = bnType;
         return acc;
-      }, {})
+      }, {}),
-      // required: _tokens
+      required: _tokens
     };
     schema.properties.ethPrices = ethPrices;
+    schema.required.push("ethPrices");
+  }
+  if (tovarish) {
+    schema.required.push("gasPrices", "latestBlock", "syncStatus", "onSyncEvents");
   }
   return schema;
 }
@@ -71967,6 +72072,204 @@ function getTokenBalances(_0) {
 }
 
 
+/***/ }),
+
+/***/ 96838:
+/***/ ((__unused_webpack_module, __webpack_exports__, __webpack_require__) => {
+
+"use strict";
+/* harmony export */ __webpack_require__.d(__webpack_exports__, {
+/* harmony export */   E: () => (/* binding */ TovarishClient),
+/* harmony export */   o: () => (/* binding */ MAX_TOVARISH_EVENTS)
+/* harmony export */ });
+/* harmony import */ var ethers__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(30031);
+/* harmony import */ var _relayerClient__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(57194);
+/* harmony import */ var _providers__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(68434);
+
+var __defProp = Object.defineProperty;
+var __defProps = Object.defineProperties;
+var __getOwnPropDescs = Object.getOwnPropertyDescriptors;
+var __getOwnPropSymbols = Object.getOwnPropertySymbols;
+var __getProtoOf = Object.getPrototypeOf;
+var __hasOwnProp = Object.prototype.hasOwnProperty;
+var __propIsEnum = Object.prototype.propertyIsEnumerable;
+var __reflectGet = Reflect.get;
+var __defNormalProp = (obj, key, value) => key in obj ? __defProp(obj, key, { enumerable: true, configurable: true, writable: true, value }) : obj[key] = value;
+var __spreadValues = (a, b) => {
+  for (var prop in b || (b = {}))
+    if (__hasOwnProp.call(b, prop))
+      __defNormalProp(a, prop, b[prop]);
+  if (__getOwnPropSymbols)
+    for (var prop of __getOwnPropSymbols(b)) {
+      if (__propIsEnum.call(b, prop))
+        __defNormalProp(a, prop, b[prop]);
+    }
+  return a;
+};
+var __spreadProps = (a, b) => __defProps(a, __getOwnPropDescs(b));
+var __superGet = (cls, obj, key) => __reflectGet(__getProtoOf(cls), key, obj);
+var __async = (__this, __arguments, generator) => {
+  return new Promise((resolve, reject) => {
+    var fulfilled = (value) => {
+      try {
+        step(generator.next(value));
+      } catch (e) {
+        reject(e);
+      }
+    };
+    var rejected = (value) => {
+      try {
+        step(generator.throw(value));
+      } catch (e) {
+        reject(e);
+      }
+    };
+    var step = (x) => x.done ? resolve(x.value) : Promise.resolve(x.value).then(fulfilled, rejected);
+    step((generator = generator.apply(__this, __arguments)).next());
+  });
+};
+
+
+
+const MAX_TOVARISH_EVENTS = 5e3;
+class TovarishClient extends _relayerClient__WEBPACK_IMPORTED_MODULE_0__/* .RelayerClient */ .OR {
+  constructor({ netId, config, fetchDataOptions }) {
+    super({ netId, config, fetchDataOptions });
+    this.tovarish = true;
+  }
+  askRelayerStatus(_0) {
+    return __async(this, arguments, function* ({
+      hostname,
+      url,
+      relayerAddress
+    }) {
+      const status = yield __superGet(TovarishClient.prototype, this, "askRelayerStatus").call(this, { hostname, url, relayerAddress });
+      if (!status.version.includes("tovarish")) {
+        throw new Error("Not a tovarish relayer!");
+      }
+      return status;
+    });
+  }
+  filterRelayer(relayer) {
+    return __async(this, null, function* () {
+      var _a;
+      const { ensName, relayerAddress, tovarishHost: hostname, tovarishNetworks } = relayer;
+      if (!hostname || !(tovarishNetworks == null ? void 0 : tovarishNetworks.includes(this.netId))) {
+        return;
+      }
+      try {
+        const status = yield this.askRelayerStatus({ hostname, relayerAddress });
+        return {
+          netId: status.netId,
+          url: status.url,
+          hostname,
+          ensName,
+          relayerAddress,
+          rewardAccount: (0,ethers__WEBPACK_IMPORTED_MODULE_2__/* .getAddress */ .b)(status.rewardAccount),
+          instances: (0,_relayerClient__WEBPACK_IMPORTED_MODULE_0__/* .getSupportedInstances */ .XF)(status.instances),
+          stakeBalance: relayer.stakeBalance,
+          gasPrice: (_a = status.gasPrices) == null ? void 0 : _a.fast,
+          ethPrices: status.ethPrices,
+          currentQueue: status.currentQueue,
+          tornadoServiceFee: status.tornadoServiceFee,
+          // Additional fields for tovarish relayer
+          latestBlock: Number(status.latestBlock),
+          version: status.version,
+          events: status.events,
+          syncStats: status.syncStats
+        };
+      } catch (err) {
+        return {
+          hostname,
+          relayerAddress,
+          errorMessage: err.message,
+          hasError: true
+        };
+      }
+    });
+  }
+  getValidRelayers(relayers) {
+    return __async(this, null, function* () {
+      const invalidRelayers = [];
+      const validRelayers = (yield Promise.all(relayers.map((relayer) => this.filterRelayer(relayer)))).filter((r) => {
+        if (!r) {
+          return false;
+        }
+        if (r.hasError) {
+          invalidRelayers.push(r);
+          return false;
+        }
+        return true;
+      });
+      return {
+        validRelayers,
+        invalidRelayers
+      };
+    });
+  }
+  getEvents(_0) {
+    return __async(this, arguments, function* ({
+      type,
+      currency,
+      amount,
+      fromBlock,
+      recent
+    }) {
+      var _a;
+      const url = `${(_a = this.selectedRelayer) == null ? void 0 : _a.url}events`;
+      try {
+        const events = [];
+        let lastSyncBlock = fromBlock;
+        while (true) {
+          let { events: fetchedEvents, lastSyncBlock: currentBlock } = yield (0,_providers__WEBPACK_IMPORTED_MODULE_1__/* .fetchData */ .Fd)(url, __spreadProps(__spreadValues({}, this.fetchDataOptions), {
+            method: "POST",
+            headers: {
+              "Content-Type": "application/json"
+            },
+            body: JSON.stringify({
+              type,
+              currency,
+              amount,
+              fromBlock,
+              recent
+            })
+          }));
+          lastSyncBlock = currentBlock;
+          if (!Array.isArray(fetchedEvents) || !fetchedEvents.length) {
+            break;
+          }
+          fetchedEvents = fetchedEvents.sort((a, b) => {
+            if (a.blockNumber === b.blockNumber) {
+              return a.logIndex - b.logIndex;
+            }
+            return a.blockNumber - b.blockNumber;
+          });
+          const [lastEvent] = fetchedEvents.slice(-1);
+          if (fetchedEvents.length < MAX_TOVARISH_EVENTS - 100) {
+            events.push(...fetchedEvents);
+            break;
+          }
+          fetchedEvents = fetchedEvents.filter((e) => e.blockNumber !== lastEvent.blockNumber);
+          fromBlock = Number(lastEvent.blockNumber);
+          events.push(...fetchedEvents);
+        }
+        return {
+          events,
+          lastSyncBlock
+        };
+      } catch (err) {
+        console.log("Error from TovarishClient events endpoint");
+        console.log(err);
+        return {
+          events: [],
+          lastSyncBlock: fromBlock
+        };
+      }
+    });
+  }
+}
+
+
 /***/ }),
 
 /***/ 21278:
@@ -173018,6 +173321,7 @@ __webpack_require__.r(__webpack_exports__);
 /* harmony export */   GET_WITHDRAWALS: () => (/* reexport safe */ _graphql__WEBPACK_IMPORTED_MODULE_1__.GET_WITHDRAWALS),
 /* harmony export */   Invoice: () => (/* reexport safe */ _deposits__WEBPACK_IMPORTED_MODULE_5__.qO),
 /* harmony export */   MAX_FEE: () => (/* reexport safe */ _relayerClient__WEBPACK_IMPORTED_MODULE_15__.KN),
+/* harmony export */   MAX_TOVARISH_EVENTS: () => (/* reexport safe */ _tovarishClient__WEBPACK_IMPORTED_MODULE_17__.o),
 /* harmony export */   MIN_FEE: () => (/* reexport safe */ _relayerClient__WEBPACK_IMPORTED_MODULE_15__.Ss),
 /* harmony export */   MIN_STAKE_BALANCE: () => (/* reexport safe */ _relayerClient__WEBPACK_IMPORTED_MODULE_15__.pO),
 /* harmony export */   MerkleTreeService: () => (/* reexport safe */ _merkleTree__WEBPACK_IMPORTED_MODULE_8__.s),
@@ -173036,28 +173340,29 @@ __webpack_require__.r(__webpack_exports__);
 /* harmony export */   TornadoRpcSigner: () => (/* reexport safe */ _providers__WEBPACK_IMPORTED_MODULE_14__.Vr),
 /* harmony export */   TornadoVoidSigner: () => (/* reexport safe */ _providers__WEBPACK_IMPORTED_MODULE_14__.Gd),
 /* harmony export */   TornadoWallet: () => (/* reexport safe */ _providers__WEBPACK_IMPORTED_MODULE_14__.nA),
+/* harmony export */   TovarishClient: () => (/* reexport safe */ _tovarishClient__WEBPACK_IMPORTED_MODULE_17__.E),
 /* harmony export */   _META: () => (/* reexport safe */ _graphql__WEBPACK_IMPORTED_MODULE_1__._META),
 /* harmony export */   addNetwork: () => (/* reexport safe */ _networkConfig__WEBPACK_IMPORTED_MODULE_11__.AE),
 /* harmony export */   ajv: () => (/* reexport safe */ _schemas__WEBPACK_IMPORTED_MODULE_2__.SS),
-/* harmony export */   base64ToBytes: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_17__.Kp),
+/* harmony export */   base64ToBytes: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_18__.Kp),
-/* harmony export */   bigIntReplacer: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_17__.gn),
+/* harmony export */   bigIntReplacer: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_18__.gn),
-/* harmony export */   bnToBytes: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_17__.jm),
+/* harmony export */   bnToBytes: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_18__.jm),
 /* harmony export */   buffPedersenHash: () => (/* reexport safe */ _pedersen__WEBPACK_IMPORTED_MODULE_12__.UB),
-/* harmony export */   bufferToBytes: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_17__.lY),
+/* harmony export */   bufferToBytes: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_18__.lY),
-/* harmony export */   bytesToBN: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_17__.Ju),
+/* harmony export */   bytesToBN: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_18__.Ju),
-/* harmony export */   bytesToBase64: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_17__["if"]),
+/* harmony export */   bytesToBase64: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_18__["if"]),
-/* harmony export */   bytesToHex: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_17__.My),
+/* harmony export */   bytesToHex: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_18__.My),
 /* harmony export */   calculateScore: () => (/* reexport safe */ _relayerClient__WEBPACK_IMPORTED_MODULE_15__.zy),
-/* harmony export */   calculateSnarkProof: () => (/* reexport safe */ _websnark__WEBPACK_IMPORTED_MODULE_18__.i),
+/* harmony export */   calculateSnarkProof: () => (/* reexport safe */ _websnark__WEBPACK_IMPORTED_MODULE_19__.i),
-/* harmony export */   chunk: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_17__.iv),
+/* harmony export */   chunk: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_18__.iv),
-/* harmony export */   concatBytes: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_17__.Id),
+/* harmony export */   concatBytes: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_18__.Id),
 /* harmony export */   convertETHToTokenAmount: () => (/* reexport safe */ _fees__WEBPACK_IMPORTED_MODULE_7__.N),
 /* harmony export */   createDeposit: () => (/* reexport safe */ _deposits__WEBPACK_IMPORTED_MODULE_5__.Hr),
-/* harmony export */   crypto: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_17__.Et),
+/* harmony export */   crypto: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_18__.Et),
 /* harmony export */   customConfig: () => (/* reexport safe */ _networkConfig__WEBPACK_IMPORTED_MODULE_11__.cX),
 /* harmony export */   defaultConfig: () => (/* reexport safe */ _networkConfig__WEBPACK_IMPORTED_MODULE_11__.sb),
 /* harmony export */   defaultUserAgent: () => (/* reexport safe */ _providers__WEBPACK_IMPORTED_MODULE_14__.mJ),
-/* harmony export */   digest: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_17__.br),
+/* harmony export */   digest: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_18__.br),
 /* harmony export */   enabledChains: () => (/* reexport safe */ _networkConfig__WEBPACK_IMPORTED_MODULE_11__.Af),
 /* harmony export */   factories: () => (/* reexport safe */ _typechain__WEBPACK_IMPORTED_MODULE_3__.XB),
 /* harmony export */   fetch: () => (/* reexport safe */ _providers__WEBPACK_IMPORTED_MODULE_14__.hd),
@@ -173091,12 +173396,12 @@ __webpack_require__.r(__webpack_exports__);
 /* harmony export */   getTokenBalances: () => (/* reexport safe */ _tokens__WEBPACK_IMPORTED_MODULE_16__.H),
 /* harmony export */   getWeightRandom: () => (/* reexport safe */ _relayerClient__WEBPACK_IMPORTED_MODULE_15__.c$),
 /* harmony export */   getWithdrawals: () => (/* reexport safe */ _graphql__WEBPACK_IMPORTED_MODULE_1__.getWithdrawals),
-/* harmony export */   hexToBytes: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_17__.aT),
+/* harmony export */   hexToBytes: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_18__.aT),
-/* harmony export */   initGroth16: () => (/* reexport safe */ _websnark__WEBPACK_IMPORTED_MODULE_18__.O),
+/* harmony export */   initGroth16: () => (/* reexport safe */ _websnark__WEBPACK_IMPORTED_MODULE_19__.O),
-/* harmony export */   isNode: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_17__.Ll),
+/* harmony export */   isNode: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_18__.Ll),
 /* harmony export */   jobsSchema: () => (/* reexport safe */ _schemas__WEBPACK_IMPORTED_MODULE_2__.Us),
-/* harmony export */   leBuff2Int: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_17__.ae),
+/* harmony export */   leBuff2Int: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_18__.ae),
-/* harmony export */   leInt2Buff: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_17__.EI),
+/* harmony export */   leInt2Buff: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_18__.EI),
 /* harmony export */   mimc: () => (/* reexport safe */ _mimc__WEBPACK_IMPORTED_MODULE_9__.f),
 /* harmony export */   multicall: () => (/* reexport safe */ _multicall__WEBPACK_IMPORTED_MODULE_10__.C),
 /* harmony export */   packEncryptedMessage: () => (/* reexport safe */ _encryptedNotes__WEBPACK_IMPORTED_MODULE_6__.Fr),
@@ -173104,13 +173409,13 @@ __webpack_require__.r(__webpack_exports__);
 /* harmony export */   pickWeightedRandomRelayer: () => (/* reexport safe */ _relayerClient__WEBPACK_IMPORTED_MODULE_15__.sN),
 /* harmony export */   populateTransaction: () => (/* reexport safe */ _providers__WEBPACK_IMPORTED_MODULE_14__.zr),
 /* harmony export */   queryGraph: () => (/* reexport safe */ _graphql__WEBPACK_IMPORTED_MODULE_1__.queryGraph),
-/* harmony export */   rBigInt: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_17__.ib),
+/* harmony export */   rBigInt: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_18__.ib),
-/* harmony export */   sleep: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_17__.yy),
+/* harmony export */   sleep: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_18__.yy),
-/* harmony export */   substring: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_17__.uU),
+/* harmony export */   substring: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_18__.uU),
-/* harmony export */   toFixedHex: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_17__.$W),
+/* harmony export */   toFixedHex: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_18__.$W),
-/* harmony export */   toFixedLength: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_17__.sY),
+/* harmony export */   toFixedLength: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_18__.sY),
 /* harmony export */   unpackEncryptedMessage: () => (/* reexport safe */ _encryptedNotes__WEBPACK_IMPORTED_MODULE_6__.ol),
-/* harmony export */   validateUrl: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_17__.wv)
+/* harmony export */   validateUrl: () => (/* reexport safe */ _utils__WEBPACK_IMPORTED_MODULE_18__.wv)
 /* harmony export */ });
 /* harmony import */ var _events__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(94513);
 /* harmony reexport (unknown) */ var __WEBPACK_REEXPORT_OBJECT__ = {};
@@ -173132,8 +173437,10 @@ __webpack_require__.r(__webpack_exports__);
 /* harmony import */ var _providers__WEBPACK_IMPORTED_MODULE_14__ = __webpack_require__(68434);
 /* harmony import */ var _relayerClient__WEBPACK_IMPORTED_MODULE_15__ = __webpack_require__(57194);
 /* harmony import */ var _tokens__WEBPACK_IMPORTED_MODULE_16__ = __webpack_require__(7393);
-/* harmony import */ var _utils__WEBPACK_IMPORTED_MODULE_17__ = __webpack_require__(67418);
+/* harmony import */ var _tovarishClient__WEBPACK_IMPORTED_MODULE_17__ = __webpack_require__(96838);
-/* harmony import */ var _websnark__WEBPACK_IMPORTED_MODULE_18__ = __webpack_require__(26746);
+/* harmony import */ var _utils__WEBPACK_IMPORTED_MODULE_18__ = __webpack_require__(67418);
+/* harmony import */ var _websnark__WEBPACK_IMPORTED_MODULE_19__ = __webpack_require__(26746);
+
 
 
 

dist/tovarishClient.d.ts

@@ -0,0 +1,69 @@
+import { RelayerClient, RelayerClientConstructor, RelayerError, RelayerInfo, RelayerStatus } from './relayerClient';
+import { CachedRelayerInfo, MinimalEvents } from './events';
+export declare const MAX_TOVARISH_EVENTS = 5000;
+export interface EventsStatus {
+    events: number;
+    lastBlock: number;
+}
+export interface InstanceEventsStatus {
+    [index: string]: {
+        deposits: EventsStatus;
+        withdrawals: EventsStatus;
+    };
+}
+export interface CurrencyEventsStatus {
+    [index: string]: InstanceEventsStatus;
+}
+export interface TovarishEventsStatus {
+    governance?: EventsStatus;
+    registered?: {
+        lastBlock: number;
+        timestamp: number;
+        relayers: number;
+    };
+    echo: EventsStatus;
+    encrypted_notes: EventsStatus;
+    instances: CurrencyEventsStatus;
+}
+export interface TovarishSyncStatus {
+    events: boolean;
+    tokenPrice: boolean;
+    gasPrice: boolean;
+}
+export interface TovarishStatus extends RelayerStatus {
+    events: TovarishEventsStatus;
+    syncStats: TovarishSyncStatus;
+    onSyncEvents: boolean;
+}
+export interface TovarishInfo extends RelayerInfo {
+    latestBlock: number;
+    version: string;
+    events: TovarishEventsStatus;
+    syncStats: TovarishSyncStatus;
+}
+export interface TovarishEventsQuery {
+    type: string;
+    currency?: string;
+    amount?: string;
+    fromBlock: number;
+    recent?: boolean;
+}
+export interface BaseTovarishEvents<T> {
+    events: T[];
+    lastSyncBlock: number;
+}
+export declare class TovarishClient extends RelayerClient {
+    selectedRelayer?: TovarishInfo;
+    constructor({ netId, config, fetchDataOptions }: RelayerClientConstructor);
+    askRelayerStatus({ hostname, url, relayerAddress, }: {
+        hostname?: string;
+        url?: string;
+        relayerAddress?: string;
+    }): Promise<TovarishStatus>;
+    filterRelayer(relayer: CachedRelayerInfo): Promise<TovarishInfo | RelayerError | undefined>;
+    getValidRelayers(relayers: CachedRelayerInfo[]): Promise<{
+        validRelayers: TovarishInfo[];
+        invalidRelayers: RelayerError[];
+    }>;
+    getEvents<T extends MinimalEvents>({ type, currency, amount, fromBlock, recent, }: TovarishEventsQuery): Promise<BaseTovarishEvents<T>>;
+}

src/events/base.ts

@@ -33,6 +33,7 @@ import {
 import { fetchData, fetchDataOptions } from '../providers';
 import type { NetIdType, SubdomainMap } from '../networkConfig';
 import { RelayerParams, MIN_STAKE_BALANCE } from '../relayerClient';
+import type { TovarishClient } from '../tovarishClient';
 
 import type {
   BaseEvents,
@@ -63,6 +64,7 @@ export type BaseEventsServiceConstructor = {
   type?: string;
   deployedBlock?: number;
   fetchDataOptions?: fetchDataOptions;
+  tovarishClient?: TovarishClient;
 };
 
 export type BatchGraphOnProgress = ({
@@ -94,6 +96,7 @@ export class BaseEventsService<EventType extends MinimalEvents> {
   deployedBlock: number;
   batchEventsService: BatchEventsService;
   fetchDataOptions?: fetchDataOptions;
+  tovarishClient?: TovarishClient;
 
   constructor({
     netId,
@@ -104,6 +107,7 @@ export class BaseEventsService<EventType extends MinimalEvents> {
     type = '',
     deployedBlock = 0,
     fetchDataOptions,
+    tovarishClient,
   }: BaseEventsServiceConstructor) {
     this.netId = netId;
     this.provider = provider;
@@ -120,6 +124,8 @@ export class BaseEventsService<EventType extends MinimalEvents> {
       contract,
       onProgress: this.updateEventProgress,
     });
+
+    this.tovarishClient = tovarishClient;
   }
 
   getInstanceName(): string {
@@ -131,7 +137,7 @@ export class BaseEventsService<EventType extends MinimalEvents> {
   }
 
   getTovarishType(): string {
-    return String(this.type || '').toLowerCase();
+    return String(this.getType() || '').toLowerCase();
   }
 
   getGraphMethod(): string {
@@ -262,6 +268,18 @@ export class BaseEventsService<EventType extends MinimalEvents> {
   }
 
   async getLatestEvents({ fromBlock }: { fromBlock: number }): Promise<BaseEvents<EventType>> {
+    if (this.tovarishClient?.selectedRelayer && ![DEPOSIT, WITHDRAWAL].includes(this.type.toLowerCase())) {
+      const { events, lastSyncBlock: lastBlock } = await this.tovarishClient.getEvents<EventType>({
+        type: this.getTovarishType(),
+        fromBlock,
+      });
+
+      return {
+        events,
+        lastBlock,
+      };
+    }
+
     const graphEvents = await this.getEventsFromGraph({ fromBlock });
     const lastSyncBlock =
       graphEvents.lastBlock && graphEvents.lastBlock >= fromBlock ? graphEvents.lastBlock : fromBlock;
@@ -340,6 +358,7 @@ export type BaseTornadoServiceConstructor = {
   currency: string;
   deployedBlock?: number;
   fetchDataOptions?: fetchDataOptions;
+  tovarishClient?: TovarishClient;
 };
 
 export type DepositsGraphParams = BaseGraphParams & {
@@ -352,6 +371,7 @@ export class BaseTornadoService extends BaseEventsService<DepositsEvents | Withd
   currency: string;
   batchTransactionService: BatchTransactionService;
   batchBlockService: BatchBlockService;
+  tovarishClient?: TovarishClient;
 
   constructor({
     netId,
@@ -364,8 +384,19 @@ export class BaseTornadoService extends BaseEventsService<DepositsEvents | Withd
     currency,
     deployedBlock,
     fetchDataOptions,
+    tovarishClient,
   }: BaseTornadoServiceConstructor) {
-    super({ netId, provider, graphApi, subgraphName, contract: Tornado, type, deployedBlock, fetchDataOptions });
+    super({
+      netId,
+      provider,
+      graphApi,
+      subgraphName,
+      contract: Tornado,
+      type,
+      deployedBlock,
+      fetchDataOptions,
+      tovarishClient,
+    });
 
     this.amount = amount;
     this.currency = currency;
@@ -467,6 +498,26 @@ export class BaseTornadoService extends BaseEventsService<DepositsEvents | Withd
       }
     }
   }
+
+  async getLatestEvents({ fromBlock }: { fromBlock: number }): Promise<BaseEvents<DepositsEvents | WithdrawalsEvents>> {
+    if (this.tovarishClient?.selectedRelayer) {
+      const { events, lastSyncBlock: lastBlock } = await this.tovarishClient.getEvents<
+        DepositsEvents | WithdrawalsEvents
+      >({
+        type: this.getTovarishType(),
+        currency: this.currency,
+        amount: this.amount,
+        fromBlock,
+      });
+
+      return {
+        events,
+        lastBlock,
+      };
+    }
+
+    return super.getLatestEvents({ fromBlock });
+  }
 }
 
 export type BaseEchoServiceConstructor = {
@@ -477,6 +528,7 @@ export type BaseEchoServiceConstructor = {
   Echoer: Echoer;
   deployedBlock?: number;
   fetchDataOptions?: fetchDataOptions;
+  tovarishClient?: TovarishClient;
 };
 
 export class BaseEchoService extends BaseEventsService<EchoEvents> {
@@ -488,8 +540,18 @@ export class BaseEchoService extends BaseEventsService<EchoEvents> {
     Echoer,
     deployedBlock,
     fetchDataOptions,
+    tovarishClient,
   }: BaseEchoServiceConstructor) {
-    super({ netId, provider, graphApi, subgraphName, contract: Echoer, deployedBlock, fetchDataOptions });
+    super({
+      netId,
+      provider,
+      graphApi,
+      subgraphName,
+      contract: Echoer,
+      deployedBlock,
+      fetchDataOptions,
+      tovarishClient,
+    });
   }
 
   getInstanceName(): string {
@@ -547,6 +609,7 @@ export type BaseEncryptedNotesServiceConstructor = {
   Router: TornadoRouter | TornadoProxyLight;
   deployedBlock?: number;
   fetchDataOptions?: fetchDataOptions;
+  tovarishClient?: TovarishClient;
 };
 
 export class BaseEncryptedNotesService extends BaseEventsService<EncryptedNotesEvents> {
@@ -558,8 +621,18 @@ export class BaseEncryptedNotesService extends BaseEventsService<EncryptedNotesE
     Router,
     deployedBlock,
     fetchDataOptions,
+    tovarishClient,
   }: BaseEncryptedNotesServiceConstructor) {
-    super({ netId, provider, graphApi, subgraphName, contract: Router, deployedBlock, fetchDataOptions });
+    super({
+      netId,
+      provider,
+      graphApi,
+      subgraphName,
+      contract: Router,
+      deployedBlock,
+      fetchDataOptions,
+      tovarishClient,
+    });
   }
 
   getInstanceName(): string {
@@ -608,6 +681,7 @@ export type BaseGovernanceServiceConstructor = {
   Governance: Governance;
   deployedBlock?: number;
   fetchDataOptions?: fetchDataOptions;
+  tovarishClient?: TovarishClient;
 };
 
 export class BaseGovernanceService extends BaseEventsService<AllGovernanceEvents> {
@@ -621,8 +695,18 @@ export class BaseGovernanceService extends BaseEventsService<AllGovernanceEvents
     Governance,
     deployedBlock,
     fetchDataOptions,
+    tovarishClient,
   }: BaseGovernanceServiceConstructor) {
-    super({ netId, provider, graphApi, subgraphName, contract: Governance, deployedBlock, fetchDataOptions });
+    super({
+      netId,
+      provider,
+      graphApi,
+      subgraphName,
+      contract: Governance,
+      deployedBlock,
+      fetchDataOptions,
+      tovarishClient,
+    });
 
     this.batchTransactionService = new BatchTransactionService({
       provider,
@@ -799,6 +883,7 @@ export type BaseRegistryServiceConstructor = {
   relayerEnsSubdomains: SubdomainMap;
   deployedBlock?: number;
   fetchDataOptions?: fetchDataOptions;
+  tovarishClient?: TovarishClient;
 };
 
 export class BaseRegistryService extends BaseEventsService<RegistersEvents> {
@@ -816,8 +901,18 @@ export class BaseRegistryService extends BaseEventsService<RegistersEvents> {
     relayerEnsSubdomains,
     deployedBlock,
     fetchDataOptions,
+    tovarishClient,
   }: BaseRegistryServiceConstructor) {
-    super({ netId, provider, graphApi, subgraphName, contract: RelayerRegistry, deployedBlock, fetchDataOptions });
+    super({
+      netId,
+      provider,
+      graphApi,
+      subgraphName,
+      contract: RelayerRegistry,
+      deployedBlock,
+      fetchDataOptions,
+      tovarishClient,
+    });
 
     this.Aggregator = Aggregator;
     this.relayerEnsSubdomains = relayerEnsSubdomains;

src/index.ts

@@ -15,5 +15,6 @@ export * from './prices';
 export * from './providers';
 export * from './relayerClient';
 export * from './tokens';
+export * from './tovarishClient';
 export * from './utils';
 export * from './websnark';

src/relayerClient.ts

@@ -4,7 +4,7 @@ import { NetId, NetIdType, Config } from './networkConfig';
 import { fetchData, fetchDataOptions } from './providers';
 import { ajv, jobsSchema, getStatusSchema } from './schemas';
 import type { snarkProofs } from './websnark';
-import { CachedRelayerInfo } from './events/base';
+import type { CachedRelayerInfo } from './events';
 
 export const MIN_FEE = 0.1;
 
@@ -190,11 +190,13 @@ export class RelayerClient {
   config: Config;
   selectedRelayer?: RelayerInfo;
   fetchDataOptions?: fetchDataOptions;
+  tovarish: boolean;
 
   constructor({ netId, config, fetchDataOptions }: RelayerClientConstructor) {
     this.netId = netId;
     this.config = config;
     this.fetchDataOptions = fetchDataOptions;
+    this.tovarish = false;
   }
 
   async askRelayerStatus({
@@ -225,7 +227,7 @@ export class RelayerClient {
       maxRetry: this.fetchDataOptions?.torPort ? 2 : 0,
     })) as object;
 
-    const statusValidator = ajv.compile(getStatusSchema(this.netId, this.config));
+    const statusValidator = ajv.compile(getStatusSchema(this.netId, this.config, this.tovarish));
 
     if (!statusValidator(rawStatus)) {
       throw new Error('Invalid status schema');

src/schemas/status.ts

@@ -70,6 +70,16 @@ export type statusSchema = {
       };
       required: string[];
     };
+    syncStatus: {
+      type: string;
+      properties: {
+        events: { type: string };
+        tokenPrice: { type: string };
+        gasPrice: { type: string };
+      };
+      required: string[];
+    };
+    onSyncEvents: { type: string };
     currentQueue: {
       type: string;
     };
@@ -105,12 +115,22 @@ const statusSchema: statusSchema = {
       },
       required: ['status'],
     },
+    syncStatus: {
+      type: 'object',
+      properties: {
+        events: { type: 'boolean' },
+        tokenPrice: { type: 'boolean' },
+        gasPrice: { type: 'boolean' },
+      },
+      required: ['events', 'tokenPrice', 'gasPrice'],
+    },
+    onSyncEvents: { type: 'boolean' },
     currentQueue: { type: 'number' },
   },
-  required: ['rewardAccount', 'instances', 'netId', 'tornadoServiceFee', 'version', 'health'],
+  required: ['rewardAccount', 'instances', 'netId', 'tornadoServiceFee', 'version', 'health', 'currentQueue'],
 };
 
-export function getStatusSchema(netId: NetIdType, config: Config) {
+export function getStatusSchema(netId: NetIdType, config: Config, tovarish: boolean) {
   const { tokens, optionalTokens, disabledTokens, nativeCurrency } = config;
 
   // deep copy schema
@@ -162,19 +182,29 @@ export function getStatusSchema(netId: NetIdType, config: Config) {
 
   schema.properties.instances = instances;
 
-  if (netId === NetId.MAINNET) {
+  const _tokens = Object.keys(tokens).filter(
-    const _tokens = Object.keys(tokens).filter((t) => t !== nativeCurrency);
+    (t) => t !== nativeCurrency && !config.optionalTokens?.includes(t) && !config.disabledTokens?.includes(t),
+  );
 
+  if (netId === NetId.MAINNET) {
+    _tokens.push('torn');
+  }
+
+  if (_tokens.length) {
     const ethPrices: statusEthPricesType = {
       type: 'object',
       properties: _tokens.reduce((acc: { [key in string]: typeof bnType }, token: string) => {
         acc[token] = bnType;
         return acc;
       }, {}),
-      // required: _tokens
+      required: _tokens,
     };
     schema.properties.ethPrices = ethPrices;
-    // schema.required.push('ethPrices')
+    schema.required.push('ethPrices');
+  }
+
+  if (tovarish) {
+    schema.required.push('gasPrices', 'latestBlock', 'syncStatus', 'onSyncEvents');
   }
 
   return schema;

src/tovarishClient.ts

@@ -0,0 +1,242 @@
+import { getAddress } from 'ethers';
+
+import {
+  RelayerClient,
+  RelayerClientConstructor,
+  RelayerError,
+  RelayerInfo,
+  RelayerStatus,
+  getSupportedInstances,
+} from './relayerClient';
+import { fetchData } from './providers';
+import { CachedRelayerInfo, MinimalEvents } from './events';
+
+// Return no more than 5K events per query
+export const MAX_TOVARISH_EVENTS = 5000;
+
+export interface EventsStatus {
+  events: number;
+  lastBlock: number;
+}
+
+export interface InstanceEventsStatus {
+  [index: string]: {
+    deposits: EventsStatus;
+    withdrawals: EventsStatus;
+  };
+}
+
+export interface CurrencyEventsStatus {
+  [index: string]: InstanceEventsStatus;
+}
+
+export interface TovarishEventsStatus {
+  governance?: EventsStatus;
+  registered?: {
+    lastBlock: number;
+    timestamp: number;
+    relayers: number;
+  };
+  echo: EventsStatus;
+  encrypted_notes: EventsStatus;
+  instances: CurrencyEventsStatus;
+}
+
+export interface TovarishSyncStatus {
+  events: boolean;
+  tokenPrice: boolean;
+  gasPrice: boolean;
+}
+
+// Expected response from /status endpoint
+export interface TovarishStatus extends RelayerStatus {
+  events: TovarishEventsStatus;
+  syncStats: TovarishSyncStatus;
+  onSyncEvents: boolean;
+}
+
+// Formatted TovarishStatus for Frontend usage
+export interface TovarishInfo extends RelayerInfo {
+  latestBlock: number;
+  version: string;
+  events: TovarishEventsStatus;
+  syncStats: TovarishSyncStatus;
+}
+
+// Query input for TovarishEvents
+export interface TovarishEventsQuery {
+  type: string;
+  currency?: string;
+  amount?: string;
+  fromBlock: number;
+  recent?: boolean;
+}
+
+export interface BaseTovarishEvents<T> {
+  events: T[];
+  lastSyncBlock: number;
+}
+
+export class TovarishClient extends RelayerClient {
+  selectedRelayer?: TovarishInfo;
+
+  constructor({ netId, config, fetchDataOptions }: RelayerClientConstructor) {
+    super({ netId, config, fetchDataOptions });
+    this.tovarish = true;
+  }
+
+  async askRelayerStatus({
+    hostname,
+    url,
+    relayerAddress,
+  }: {
+    hostname?: string;
+    // optional url if entered manually
+    url?: string;
+    // relayerAddress from registry contract to prevent cheating
+    relayerAddress?: string;
+  }): Promise<TovarishStatus> {
+    const status = (await super.askRelayerStatus({ hostname, url, relayerAddress })) as TovarishStatus;
+
+    if (!status.version.includes('tovarish')) {
+      throw new Error('Not a tovarish relayer!');
+    }
+
+    return status;
+  }
+
+  async filterRelayer(relayer: CachedRelayerInfo): Promise<TovarishInfo | RelayerError | undefined> {
+    const { ensName, relayerAddress, tovarishHost: hostname, tovarishNetworks } = relayer;
+
+    if (!hostname || !tovarishNetworks?.includes(this.netId)) {
+      return;
+    }
+
+    try {
+      const status = await this.askRelayerStatus({ hostname, relayerAddress });
+
+      return {
+        netId: status.netId,
+        url: status.url,
+        hostname,
+        ensName,
+        relayerAddress,
+        rewardAccount: getAddress(status.rewardAccount),
+        instances: getSupportedInstances(status.instances),
+        stakeBalance: relayer.stakeBalance,
+        gasPrice: status.gasPrices?.fast,
+        ethPrices: status.ethPrices,
+        currentQueue: status.currentQueue,
+        tornadoServiceFee: status.tornadoServiceFee,
+        // Additional fields for tovarish relayer
+        latestBlock: Number(status.latestBlock),
+        version: status.version,
+        events: status.events,
+        syncStats: status.syncStats,
+      } as TovarishInfo;
+
+      // eslint-disable-next-line @typescript-eslint/no-explicit-any
+    } catch (err: any) {
+      return {
+        hostname,
+        relayerAddress,
+        errorMessage: err.message,
+        hasError: true,
+      } as RelayerError;
+    }
+  }
+
+  async getValidRelayers(relayers: CachedRelayerInfo[]): Promise<{
+    validRelayers: TovarishInfo[];
+    invalidRelayers: RelayerError[];
+  }> {
+    const invalidRelayers: RelayerError[] = [];
+
+    const validRelayers = (await Promise.all(relayers.map((relayer) => this.filterRelayer(relayer)))).filter((r) => {
+      if (!r) {
+        return false;
+      }
+      if ((r as RelayerError).hasError) {
+        invalidRelayers.push(r as RelayerError);
+        return false;
+      }
+      return true;
+    }) as TovarishInfo[];
+
+    return {
+      validRelayers,
+      invalidRelayers,
+    };
+  }
+
+  async getEvents<T extends MinimalEvents>({
+    type,
+    currency,
+    amount,
+    fromBlock,
+    recent,
+  }: TovarishEventsQuery): Promise<BaseTovarishEvents<T>> {
+    const url = `${this.selectedRelayer?.url}events`;
+
+    try {
+      const events = [];
+      let lastSyncBlock = fromBlock;
+
+      // eslint-disable-next-line no-constant-condition
+      while (true) {
+        // eslint-disable-next-line prefer-const
+        let { events: fetchedEvents, lastSyncBlock: currentBlock } = (await fetchData(url, {
+          ...this.fetchDataOptions,
+          method: 'POST',
+          headers: {
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify({
+            type,
+            currency,
+            amount,
+            fromBlock,
+            recent,
+          }),
+        })) as BaseTovarishEvents<T>;
+
+        lastSyncBlock = currentBlock;
+
+        if (!Array.isArray(fetchedEvents) || !fetchedEvents.length) {
+          break;
+        }
+
+        fetchedEvents = fetchedEvents.sort((a, b) => {
+          if (a.blockNumber === b.blockNumber) {
+            return a.logIndex - b.logIndex;
+          }
+          return a.blockNumber - b.blockNumber;
+        });
+
+        const [lastEvent] = fetchedEvents.slice(-1);
+
+        if (fetchedEvents.length < MAX_TOVARISH_EVENTS - 100) {
+          events.push(...fetchedEvents);
+          break;
+        }
+
+        fetchedEvents = fetchedEvents.filter((e) => e.blockNumber !== lastEvent.blockNumber);
+        fromBlock = Number(lastEvent.blockNumber);
+
+        events.push(...fetchedEvents);
+      }
+
+      return {
+        events,
+        lastSyncBlock,
+      };
+    } catch (err) {
+      console.log('Error from TovarishClient events endpoint');
+      console.log(err);
+      return {
+        events: [],
+        lastSyncBlock: fromBlock,
+      };
+    }
+  }
+}