90 lines
3.6 KiB
JavaScript
90 lines
3.6 KiB
JavaScript
"use strict";
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var __extends = (this && this.__extends) || (function () {
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var extendStatics = Object.setPrototypeOf ||
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({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
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function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
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return function (d, b) {
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extendStatics(d, b);
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function __() { this.constructor = d; }
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d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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};
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})();
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var __importDefault = (this && this.__importDefault) || function (mod) {
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return (mod && mod.__esModule) ? mod : { "default": mod };
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};
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var __importStar = (this && this.__importStar) || function (mod) {
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if (mod && mod.__esModule) return mod;
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var result = {};
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if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];
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result["default"] = mod;
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return result;
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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var net_1 = __importDefault(require("net"));
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var json_rpc_provider_1 = require("./json-rpc-provider");
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var properties_1 = require("../utils/properties");
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var errors = __importStar(require("../errors"));
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var IpcProvider = /** @class */ (function (_super) {
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__extends(IpcProvider, _super);
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function IpcProvider(path, network) {
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var _this = this;
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if (path == null) {
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errors.throwError('missing path', errors.MISSING_ARGUMENT, {
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argument: 'path'
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});
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}
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_this = _super.call(this, 'ipc://' + path, network) || this;
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errors.checkNew(_this, IpcProvider);
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properties_1.defineReadOnly(_this, 'path', path);
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return _this;
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}
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// @TODO: Create a connection to the IPC path and use filters instead of polling for block
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IpcProvider.prototype.send = function (method, params) {
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// This method is very simple right now. We create a new socket
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// connection each time, which may be slower, but the main
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// advantage we are aiming for now is security. This simplifies
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// multiplexing requests (since we do not need to multiplex).
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var _this = this;
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var payload = JSON.stringify({
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method: method,
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params: params,
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id: 42,
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jsonrpc: "2.0"
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});
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return new Promise(function (resolve, reject) {
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var response = Buffer.alloc(0);
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var stream = net_1.default.connect(_this.path);
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stream.on('data', function (data) {
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response = Buffer.concat([response, data]);
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});
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stream.on("end", function () {
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try {
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var payload_1 = JSON.parse(response.toString('utf8'));
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if (payload_1.error) {
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var error = new Error(payload_1.error.message);
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error.code = payload_1.error.code;
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error.data = payload_1.error.data;
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reject(error);
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}
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else {
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resolve(payload_1.result);
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}
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stream.destroy();
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}
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catch (error) {
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reject(error);
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stream.destroy();
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}
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});
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stream.on('error', function (error) {
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reject(error);
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stream.destroy();
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});
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stream.write(payload);
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stream.end();
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});
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};
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return IpcProvider;
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}(json_rpc_provider_1.JsonRpcProvider));
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exports.IpcProvider = IpcProvider;
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