mokka/dist/implementation/ZMQ.js

Mokka Consensus Algorithm implementation in Javascript

"use strict";
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
}) : (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
    Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
    o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
    if (mod && mod.__esModule) return mod;
    var result = {};
    if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
    __setModuleDefault(result, mod);
    return result;
};
Object.defineProperty(exports, "__esModule", { value: true });
const zmq = __importStar(require("zeromq"));
const main_1 = require("../consensus/main");
class ZMQMokka extends main_1.Mokka {
    constructor() {
        super(...arguments);
        this.sockets = new Map();
    }
    async initialize() {
        this.logger.info(`initializing reply socket on port  ${this.address}`);
        const socket = new zmq.Pair({ receiveHighWaterMark: 10 });
        await socket.bind(this.address);
        this.sockets.set(this.address, socket);
        for await (const [msg] of this.sockets.get(this.address)) {
            await this.emitPacket(msg);
        }
    }
    /**
     * The message to write.
     *
     * @param {string} address The peer address
     * @param {Object} packet The packet to write to the connection.
     * @api private
     */
    async write(address, packet) {
        if (!this.sockets.has(address)) {
            const socket = new zmq.Pair({ receiveHighWaterMark: 10 });
            socket.connect(address);
            this.sockets.set(address, socket);
        }
        try {
            await this.sockets.get(address).send(packet);
        }
        catch (e) {
            this.sockets.get(address).close();
            const socket = new zmq.Pair({ receiveHighWaterMark: 10 });
            socket.connect(address);
            this.sockets.set(address, socket);
        }
    }
    async disconnect() {
        await super.disconnect();
        for (const socket of this.sockets.values()) {
            socket.close();
        }
    }
    async connect() {
        this.initialize();
        await super.connect();
    }
}
exports.default = ZMQMokka;
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