event-local/build/HealthLib.js

Event client

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var http = require("http");
class HealthLib {
    constructor(host, port, version, name) {
        /**
         * Состояние сервиса
         * 0 - не зарегистрирован,
         * 1 - зарегистрирован
         */
        this.state = 0;
        this.options = {
            host: host,
            port: +port,
            version: +version,
            name: name
        };
    }
    activation() {
        const postData = JSON.stringify(this.options);
        return new Promise((resolve, reject) => {
            var req = http.request({
                hostname: "192.168.1.3",
                port: 1989,
                path: "/v1/registration",
                method: "POST",
                headers: {
                    "Content-Type": "application/json",
                    "Content-Length": Buffer.byteLength(postData)
                }
            }, function (res) {
                if (res.statusCode !== 200) {
                    console.log("Не смог зарегистрироваться: [s] ", res.statusCode);
                }
                else {
                    this.state = 1;
                    console.log("[*] Сервис зарегистрировался в точке доступа: [name] " + process.env.SERVICE_NAME);
                }
                resolve(this);
            });
            req.write(postData);
            req.on("error", e => {
                this.state = 0;
                console.log("[ ] Не смог зарегистрироваться: [e] ", e.errno);
                this.health();
                resolve(this);
            });
            req.end();
        });
    }
    deactivation() {
        const postData = JSON.stringify(this.options);
        return new Promise((resolve, reject) => {
            var req = http.request({
                hostname: "192.168.1.3",
                port: 1989,
                path: "/v1/deactivation",
                method: "DELETE",
                headers: {
                    "Content-Type": "application/json",
                    "Content-Length": Buffer.byteLength(postData)
                }
            }, function (res) {
                if (res.statusCode !== 200) {
                    console.log("[ ] Не смог зарегистрироваться: [s] ", res.statusCode);
                }
                else {
                    this.state = 1;
                    console.log("[*] Сервис отвязан от точки доступа: [s] ", res.statusCode);
                }
                resolve(this);
            });
            req.write(postData);
            req.on("error", e => {
                this.state = 0;
                console.log("Не смог зарегистрироваться: [e] ", e.errno);
                this.health();
                resolve(this);
            });
            req.end();
        });
    }
    health() {
        if (this.timerID)
            clearTimeout(this.timerID);
        this.timerID = setTimeout(() => {
            this.activation();
        }, 5000);
    }
}
exports.HealthLib = HealthLib;
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