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101 lines
2.2 KiB
101 lines
2.2 KiB
import * as radius from 'radius';
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import * as gblConfig from '../config';
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import { IPacket } from './types/PacketHandler';
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import { Authentication } from './auth';
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import { UDPServer } from './server/UDPServer';
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import { RadiusService } from './radius/RadiusService';
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export type PacketDecoder = (msg: Buffer) =>
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| {
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packet?: radius.RadiusPacket & IPacket;
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secret: string;
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}
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| Promise<{
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packet?: radius.RadiusPacket & IPacket;
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secret: string;
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}>;
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export default class PackageInterface {
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private static _instance?: PackageInterface;
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public static get(): PackageInterface {
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if (!this._instance) {
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this._instance = new PackageInterface();
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}
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return this._instance;
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}
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public packetDecoder?: PacketDecoder;
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public start = true;
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public cacheTTL = 60000;
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public cacheSuccessTTL = 86400;
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public cacheFailTTL = 60;
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public logger: (...any: unknown[]) => unknown = console.log; // eslint-disable-line no-console
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private config: any = gblConfig;
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private server?: UDPServer;
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public log(...any: unknown[]): void {
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this.logger(...any);
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}
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public getConfig(): any {
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return this.config;
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}
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// eslint-disable-next-line @typescript-eslint/explicit-module-boundary-types
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public setConfig(inConfig: any) {
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this.config = inConfig;
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}
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public async up(): Promise<void> {
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const config = this.getConfig();
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const AuthMechanismus = (await import(`./auth/${config.authentication}`))[
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config.authentication
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];
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const auth = new AuthMechanismus(config.authenticationOptions);
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const authentication = new Authentication(auth);
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this.server = new UDPServer(config.port);
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const radiusService = new RadiusService(config.secret, authentication);
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this.server.on('message', async (msg, rinfo) => {
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const response = await radiusService.handleMessage(msg);
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if (response && this.server) {
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this.server.sendToClient(
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response.data,
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rinfo.port,
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rinfo.address,
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(err, _bytes) => {
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if (err) {
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this.log('Error sending response to ', rinfo);
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}
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},
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response.expectAcknowledgment
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);
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}
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});
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await this.server.start();
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}
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public isUp(): boolean {
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return !!this.server;
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}
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public async down(): Promise<void> {
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if (this.server) {
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await this.server.stop();
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this.server = undefined;
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}
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}
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}
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