network-performance-monitor
Version:
A comprehensive network performance monitoring tool that continuously tests and tracks your network's performance over time
178 lines (177 loc) • 8.62 kB
JavaScript
;
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g = Object.create((typeof Iterator === "function" ? Iterator : Object).prototype);
return g.next = verb(0), g["throw"] = verb(1), g["return"] = verb(2), typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (g && (g = 0, op[0] && (_ = 0)), _) try {
if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [op[0] & 2, t.value];
switch (op[0]) {
case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
case 5: _.label++; y = op[1]; op = [0]; continue;
case 7: op = _.ops.pop(); _.trys.pop(); continue;
default:
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
if (t[2]) _.ops.pop();
_.trys.pop(); continue;
}
op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
Object.defineProperty(exports, "__esModule", { value: true });
var database_1 = require("./database");
var scheduler_1 = require("./scheduler");
var pidfile_1 = require("./pidfile");
var logger_1 = require("./logger");
var configLoader_1 = require("./configLoader");
var webServer_1 = require("./webServer");
var Daemon = /** @class */ (function () {
function Daemon() {
var config = (0, configLoader_1.loadConfig)();
this.db = new database_1.Database();
this.scheduler = new scheduler_1.Scheduler(this.db, {
regularCheckInterval: config.intervals.regularCheck,
speedTestInterval: config.intervals.speedTest
});
this.pidFile = new pidfile_1.PidFile();
this.webServer = new webServer_1.WebServer(this.db, 3000);
}
Daemon.prototype.start = function () {
return __awaiter(this, void 0, void 0, function () {
var error_1;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
_a.trys.push([0, 3, , 4]);
// Check if daemon is already running
if (this.pidFile.isDaemonRunning()) {
console.error('Daemon is already running');
process.exit(1);
}
// Write PID file
this.pidFile.write();
logger_1.logger.info("Daemon started with PID: ".concat(process.pid));
// Initialize database
return [4 /*yield*/, this.db.initialize()];
case 1:
// Initialize database
_a.sent();
logger_1.logger.info('Database initialized');
// Setup signal handlers
this.setupSignalHandlers();
// Start scheduler
return [4 /*yield*/, this.scheduler.start()];
case 2:
// Start scheduler
_a.sent();
// Start web server
this.webServer.start();
logger_1.logger.info('Web UI started on port 3000');
// Keep the process running
process.stdin.resume();
return [3 /*break*/, 4];
case 3:
error_1 = _a.sent();
logger_1.logger.error('Failed to start daemon', { error: error_1 instanceof Error ? error_1.message : 'Unknown error' });
this.cleanup();
process.exit(1);
return [3 /*break*/, 4];
case 4: return [2 /*return*/];
}
});
});
};
Daemon.prototype.setupSignalHandlers = function () {
var _this = this;
var signals = ['SIGINT', 'SIGTERM', 'SIGQUIT'];
signals.forEach(function (signal) {
process.on(signal, function () { return __awaiter(_this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
logger_1.logger.info("Received ".concat(signal, ", shutting down gracefully..."));
return [4 /*yield*/, this.stop()];
case 1:
_a.sent();
return [2 /*return*/];
}
});
}); });
});
process.on('uncaughtException', function (error) {
logger_1.logger.error('Uncaught exception', { error: error.message });
_this.cleanup();
process.exit(1);
});
process.on('unhandledRejection', function (reason, promise) {
logger_1.logger.error('Unhandled rejection', { reason: reason });
_this.cleanup();
process.exit(1);
});
};
Daemon.prototype.stop = function () {
return __awaiter(this, void 0, void 0, function () {
var error_2;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
_a.trys.push([0, 2, , 3]);
logger_1.logger.info('Stopping daemon...');
// Stop scheduler
return [4 /*yield*/, this.scheduler.stop()];
case 1:
// Stop scheduler
_a.sent();
// Stop web server
this.webServer.stop();
// Clean up
this.cleanup();
logger_1.logger.info('Daemon stopped successfully');
process.exit(0);
return [3 /*break*/, 3];
case 2:
error_2 = _a.sent();
logger_1.logger.error('Error stopping daemon', { error: error_2 instanceof Error ? error_2.message : 'Unknown error' });
process.exit(1);
return [3 /*break*/, 3];
case 3: return [2 /*return*/];
}
});
});
};
Daemon.prototype.cleanup = function () {
try {
// Close database
this.db.close();
// Remove PID file
this.pidFile.remove();
}
catch (error) {
logger_1.logger.error('Error during cleanup', { error: error instanceof Error ? error.message : 'Unknown error' });
}
};
return Daemon;
}());
// Start the daemon
var daemon = new Daemon();
daemon.start().catch(function (error) {
console.error('Failed to start daemon:', error);
process.exit(1);
});