138 lines
3.8 KiB
TypeScript
138 lines
3.8 KiB
TypeScript
import * as plugins from './smartnetwork.plugins.js';
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import { CloudflareSpeed } from './smartnetwork.classes.cloudflarespeed.js';
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/**
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* SmartNetwork simplifies actions within the network
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*/
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export class SmartNetwork {
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/**
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* get network speed
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* @param measurementTime
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*/
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public async getSpeed() {
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const cloudflareSpeedInstance = new CloudflareSpeed();
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const test = await cloudflareSpeedInstance.speedTest();
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return test;
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}
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public async ping(hostArg: string, timeoutArg: number = 500): Promise<ReturnType<typeof plugins.smartping.Smartping.prototype.ping>> {
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const smartpingInstance = new plugins.smartping.Smartping();
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const pingResult = await smartpingInstance.ping(hostArg, timeoutArg);
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return pingResult;
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}
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/**
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* returns a promise with a boolean answer
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* note: false also resolves with false as argument
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* @param port
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*/
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public async isLocalPortUnused(port: number): Promise<boolean> {
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const doneIpV4 = plugins.smartpromise.defer<boolean>();
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const doneIpV6 = plugins.smartpromise.defer<boolean>();
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const net = await import('net'); // creates only one instance of net ;) even on multiple calls
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// test IPv4 space
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const ipv4Test = net.createServer();
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ipv4Test.once('error', (err: any) => {
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if (err.code !== 'EADDRINUSE') {
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doneIpV4.resolve(false);
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return;
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}
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doneIpV4.resolve(false);
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});
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ipv4Test.once('listening', () => {
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ipv4Test.once('close', () => {
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doneIpV4.resolve(true);
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});
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ipv4Test.close();
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});
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ipv4Test.listen(port, '0.0.0.0');
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await doneIpV4.promise;
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// test IPv6 space
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const ipv6Test = net.createServer();
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ipv6Test.once('error', function (err: any) {
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if (err.code !== 'EADDRINUSE') {
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doneIpV6.resolve(false);
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return;
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}
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doneIpV6.resolve(false);
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});
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ipv6Test.once('listening', () => {
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ipv6Test.once('close', () => {
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doneIpV6.resolve(true);
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});
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ipv6Test.close();
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});
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ipv6Test.listen(port, '::');
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// lets wait for the result
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const resultIpV4 = await doneIpV4.promise;
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const resultIpV6 = await doneIpV6.promise;
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const result = resultIpV4 === true && resultIpV6 === true;
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return result;
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}
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/**
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* checks wether a remote port is available
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* @param domainArg
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*/
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public async isRemotePortAvailable(domainArg: string, portArg?: number): Promise<boolean> {
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const done = plugins.smartpromise.defer<boolean>();
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const domainPart = domainArg.split(':')[0];
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const port = portArg ? portArg : parseInt(domainArg.split(':')[1], 10);
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plugins.isopen(domainPart, port, (response: any) => {
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console.log(response);
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if (response[port.toString()].isOpen) {
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done.resolve(true);
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} else {
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done.resolve(false);
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}
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});
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const result = await done.promise;
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return result;
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}
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public async getGateways() {
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const result = plugins.os.networkInterfaces();
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return result;
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}
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public async getDefaultGateway(): Promise<{
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ipv4: plugins.os.NetworkInterfaceInfo;
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ipv6: plugins.os.NetworkInterfaceInfo;
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}> {
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const defaultGatewayName = await plugins.systeminformation.networkInterfaceDefault();
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if (!defaultGatewayName) {
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console.log('Cannot determine default gateway');
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return null;
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}
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const gateways = await this.getGateways();
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const defaultGateway = gateways[defaultGatewayName];
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return {
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ipv4: defaultGateway[0],
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ipv6: defaultGateway[1],
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};
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}
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public async getPublicIps() {
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return {
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v4: await plugins.publicIp.publicIpv4({
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timeout: 1000,
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onlyHttps: true,
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}).catch(async (err) => {
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return null
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}),
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v6: await plugins.publicIp.publicIpv6({
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timeout: 1000,
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onlyHttps: true,
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}).catch(async (err) => {
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return null
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})
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};
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}
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}
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