91 lines
3.6 KiB
TypeScript
91 lines
3.6 KiB
TypeScript
import * as plugins from './rendertron.plugins.js';
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import * as paths from './rendertron.paths.js';
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import { logger } from './rendertron.logging.js';
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import { PrerenderResult } from './rendertron.classes.prerenderresult.js';
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import { PrerenderManager } from './rendertron.classes.prerendermanager.js';
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import { TaskManager } from './rendertron.taskmanager.js';
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export class Rendertron {
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public projectinfo: plugins.projectinfo.ProjectInfo;
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public serviceServerInstance: plugins.typedserver.utilityservers.UtilityServiceServer;
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public prerenderManager: PrerenderManager;
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public taskManager: TaskManager;
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/**
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* starts the financeflow instance
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*/
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public async start() {
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this.projectinfo = new plugins.projectinfo.ProjectInfo(paths.packageDir);
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this.prerenderManager = new PrerenderManager();
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this.taskManager = new TaskManager(this);
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await this.prerenderManager.start();
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await this.taskManager.start();
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this.serviceServerInstance = new plugins.typedserver.utilityservers.UtilityServiceServer({
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serviceDomain: 'rendertron.lossless.one',
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serviceName: 'rendertron',
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serviceVersion: this.projectinfo.npm.version,
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addCustomRoutes: async (serverArg) => {
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serverArg.addRoute(
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'/render/*',
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new plugins.typedserver.servertools.Handler('GET', async (req, res) => {
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const requestedUrl = req.url.replace('/render/', '');
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logger.log('info', `Got SSR request for ${requestedUrl}`);
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if (requestedUrl.startsWith('https://url(')) {
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logger.log('warn', `relative url error for ${requestedUrl}`);
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res.status(500);
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res.write('error due to relative protocol');
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res.end();
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return;
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}
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const originResponse = await plugins.smartrequest
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.request(
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requestedUrl,
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{
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method: 'GET',
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keepAlive: false,
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// headers: req.headers,
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},
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true
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)
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.catch((error) => {
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logger.log('warn', `the origin request errored for ${requestedUrl}`);
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res.write(`rendertron encountered an error for ${requestedUrl}`);
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res.end();
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});
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if (!originResponse) {
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return;
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}
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for (const header of Object.keys(originResponse.headers)) {
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res.setHeader(header, originResponse.headers[header]);
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}
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if (originResponse.headers['content-type']?.includes('text/html')) {
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logger.log('info', `Piping ${requestedUrl} through smartssr.`);
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res.write(await this.prerenderManager.getPrerenderResultForUrl(requestedUrl));
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res.end();
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} else {
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logger.log('info', `Serving ${requestedUrl} directly.`);
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for (const headerKey of Object.keys(originResponse.headers)) {
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console.log(`${headerKey}: ${originResponse.headers[headerKey]}`);
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res.set(headerKey, originResponse.headers[headerKey]);
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}
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originResponse.on('data', (data) => {
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res.write(data);
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});
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originResponse.on('end', () => {
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res.end();
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});
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}
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})
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);
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},
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});
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await this.serviceServerInstance.start();
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}
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public async stop() {
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this.serviceServerInstance ? await this.serviceServerInstance.stop() : null;
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this.prerenderManager ? await this.prerenderManager.stop() : null;
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this.taskManager ? await this.taskManager.stop() : null;
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}
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}
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