*update dist
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GPG Key ID:
C997C339BE476FF2
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import {
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ClientRPCRequest,
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RPCBroadcastResponse,
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RPCResponse,
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} from "@lumeweb/relay-types";
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import RpcQueryBase from "./base.js";
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export default class WisdomRpcQuery extends RpcQueryBase {
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protected _response?: RPCBroadcastResponse;
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protected _query: ClientRPCRequest;
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get result(): Promise<RPCResponse>;
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protected _run(): Promise<void>;
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protected resolve(data?: RPCResponse, timeout?: boolean): void;
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protected queryRelay(): Promise<any>;
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protected checkResponse(): Promise<void>;
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protected getRelays(): string[];
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}
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//# sourceMappingURL=wisdom.d.ts.map
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{"version":3,"file":"wisdom.d.ts","sourceRoot":"","sources":["../../src/query/wisdom.ts"],"names":[],"mappings":"AAAA,OAAO,EACL,gBAAgB,EAEhB,oBAAoB,EAEpB,WAAW,EACZ,MAAM,sBAAsB,CAAC;AAW9B,OAAO,YAAY,MAAM,WAAW,CAAC;AAUrC,MAAM,CAAC,OAAO,OAAO,cAAe,SAAQ,YAAY;IACtD,UAAkB,SAAS,CAAC,EAAE,oBAAoB,CAAC;IACnD,UAAkB,MAAM,EAAE,gBAAgB,CAAC;IAC3C,IAAI,MAAM,IAAI,OAAO,CAAC,WAAW,CAAC,CAEjC;cAEe,IAAI,IAAI,OAAO,CAAC,IAAI,CAAC;IAMrC,SAAS,CAAC,OAAO,CAAC,IAAI,CAAC,EAAE,WAAW,EAAE,OAAO,GAAE,OAAe,GAAG,IAAI;cAcrD,UAAU,IAAI,OAAO,CAAC,GAAG,CAAC;cA8B1B,aAAa;IA4E7B,SAAS,CAAC,SAAS,IAAI,MAAM,EAAE;CAmBhC"}
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import { clearTimeout } from "timers";
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import b4a from "b4a";
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import { flatten, validateResponse, validateTimestampedResponse, } from "../util.js";
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import { blake2b } from "libskynet";
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import { ERR_INVALID_SIGNATURE, ERR_NO_RELAYS } from "../error.js";
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import RpcQueryBase from "./base.js";
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import { getActiveRelay, setupRelay } from "../sharedRelay.js";
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function flatHash(data) {
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const flattenedData = flatten(data).sort();
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return Buffer.from(blake2b(Buffer.from(JSON.stringify(flattenedData)))).toString("hex");
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}
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export default class WisdomRpcQuery extends RpcQueryBase {
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get result() {
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return this._promise;
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}
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async _run() {
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await setupRelay(this._network);
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await this.queryRelay();
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await this.checkResponse();
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}
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resolve(data, timeout = false) {
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clearTimeout(this._timeoutTimer);
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this._timeout = timeout;
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this._completed = true;
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if (timeout) {
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data = {
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error: "timeout",
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};
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}
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this._promiseResolve?.(data);
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}
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async queryRelay() {
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let activeRelay = getActiveRelay();
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let relays = this.getRelays();
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if (!relays.length) {
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throw new Error(ERR_NO_RELAYS);
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}
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if (this._query.bypassCache) {
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delete this._query.bypassCache;
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const clearCacheQuery = this._network.factory.clearCache({
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relays,
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query: this._query,
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});
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await clearCacheQuery.result;
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}
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if ("bypassCache" in this._query) {
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delete this._query.bypassCache;
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}
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return this.queryRpc(activeRelay, {
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module: "rpc",
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method: "broadcast_request",
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data: {
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request: this._query,
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relays,
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},
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});
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}
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async checkResponse() {
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if (this._error) {
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this.resolve({ error: this._error });
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return;
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}
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if (!validateResponse(
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// @ts-ignore
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getActiveRelay().stream.remotePublicKey, this._response)) {
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this.resolve({ error: ERR_INVALID_SIGNATURE });
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return;
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}
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let relays = [];
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for (const relay in this._response?.relays) {
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const resp = this._response?.relays[relay];
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if (resp?.error) {
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continue;
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}
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if (validateTimestampedResponse(b4a.from(relay, "hex"), resp)) {
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relays.push(resp);
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}
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}
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if (!relays.length) {
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this.resolve({ error: ERR_NO_RELAYS });
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return;
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}
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const responseObjects = relays.reduce((output, item) => {
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const field = item.signedField || "data";
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// @ts-ignore
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const hash = flatHash(item[field]);
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output[hash] = item?.data;
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return output;
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}, {});
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const responses = relays.reduce((output, item) => {
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const field = item.signedField || "data";
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// @ts-ignore
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const hash = flatHash(item[field]);
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output[hash] = output[hash] ?? 0;
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output[hash]++;
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return output;
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}, {});
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for (const responseHash in responses) {
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if (responses[responseHash] / relays.length >=
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this._network.majorityThreshold) {
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let response = responseObjects[responseHash];
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response = { data: response };
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this.resolve(response);
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break;
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}
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}
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}
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getRelays() {
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if (this._network.maxRelays === 0 ||
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this._network.relays.length <= this._network.maxRelays) {
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return this._network.relays;
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}
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const list = [];
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let available = this._network.relays;
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while (list.length <= this._network.maxRelays) {
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const item = Math.floor(Math.random() * available.length);
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list.push(available[item]);
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available.splice(item, 1);
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}
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return list;
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}
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}
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import RPC from "@lumeweb/rpc";
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import RpcNetwork from "./network.js";
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export declare function setupRelay(network: RpcNetwork): Promise<void>;
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export declare function getActiveRelay(): RPC;
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//# sourceMappingURL=sharedRelay.d.ts.map
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{"version":3,"file":"sharedRelay.d.ts","sourceRoot":"","sources":["../src/sharedRelay.ts"],"names":[],"mappings":"AAGA,OAAO,GAAG,MAAM,cAAc,CAAC;AAC/B,OAAO,UAAU,MAAM,cAAc,CAAC;AAItC,wBAAsB,UAAU,CAAC,OAAO,EAAE,UAAU,iBAqBnD;AAED,wBAAgB,cAAc,IAAI,GAAG,CAEpC"}
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import { ERR_NO_RELAYS } from "./error.js";
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import b4a from "b4a";
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import { isPromise } from "./util.js";
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import RPC from "@lumeweb/rpc";
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let activeRelay;
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export async function setupRelay(network) {
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const relays = network.relays;
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if (!activeRelay) {
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if (!relays.length) {
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throw new Error(ERR_NO_RELAYS);
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}
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let relay = relays[Math.floor(Math.random() * relays.length)];
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let socket = network.dht.connect(b4a.from(relay, "hex"));
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if (isPromise(socket)) {
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socket = await socket;
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}
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await socket.opened;
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activeRelay = new RPC(socket);
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socket.once("close", () => {
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activeRelay = undefined;
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});
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}
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}
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export function getActiveRelay() {
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return activeRelay;
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}
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