2024-04-16 16:49:23 +00:00
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import type { RegisterServerOptions } from '@peertube/peertube-types'
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2024-04-17 10:09:25 +00:00
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import type { Router, Request, Response, NextFunction } from 'express'
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import type { OIDCAuthResult } from '../../../shared/lib/types'
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2024-04-16 16:49:23 +00:00
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import { asyncMiddleware } from '../middlewares/async'
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import { ExternalAuthOIDC } from '../external-auth/oidc'
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2024-04-17 13:12:37 +00:00
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import { ExternalAuthenticationError } from '../external-auth/error'
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2024-04-17 14:35:26 +00:00
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import { ensureUser } from '../prosody/api/manage-users'
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2024-04-16 16:49:23 +00:00
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2024-04-17 10:09:25 +00:00
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/**
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* When using a popup for OIDC, writes the HTML/Javascript to close the popup
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* and send the result to the parent window.
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* @param result the result to send to the parent window
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*/
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function popupResultHTML (result: OIDCAuthResult): string {
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return `<!DOCTYPE html><html>
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<body>
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<noscript>Your browser must enable javascript for this page to work.</noscript>
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<script>
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try {
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const data = ${JSON.stringify(result)};
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if (!window.opener || !window.opener.oidcGetResult) {
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throw new Error("Can't find parent window callback handler.")
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}
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window.opener.oidcGetResult(data);
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window.close();
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} catch (err) {
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document.body.innerText = 'Error: ' + err;
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}
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</script>
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</body>
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</html> `
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2024-04-16 16:49:23 +00:00
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}
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async function initOIDCRouter (options: RegisterServerOptions): Promise<Router> {
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const { peertubeHelpers, getRouter } = options
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const router = getRouter()
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const logger = peertubeHelpers.logger
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router.get('/connect', asyncMiddleware(
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async (req: Request, res: Response, next: NextFunction) => {
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logger.info('[oidc router] OIDC connect call')
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try {
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const oidc = ExternalAuthOIDC.singleton()
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const oidcClient = await oidc.load()
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if (!oidcClient) {
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throw new Error('[oidc router] External Auth OIDC not loaded yet')
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}
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2024-04-17 10:09:25 +00:00
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const redirectUrl = await oidc.initAuthenticationProcess(req, res)
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res.redirect(redirectUrl)
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2024-04-16 16:49:23 +00:00
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} catch (err) {
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logger.error('[oidc router] Failed to process the OIDC callback: ' + (err as string))
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next()
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}
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}
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))
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2024-04-18 07:52:27 +00:00
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const cbHandler = asyncMiddleware(
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2024-04-17 10:09:25 +00:00
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async (req: Request, res: Response, _next: NextFunction) => {
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2024-04-16 16:49:23 +00:00
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logger.info('[oidc router] OIDC callback call')
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try {
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const oidc = ExternalAuthOIDC.singleton()
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const oidcClient = await oidc.load()
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if (!oidcClient) {
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throw new Error('[oidc router] External Auth OIDC not loaded yet')
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}
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2024-04-17 13:12:37 +00:00
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const externalAccountInfos = await oidc.validateAuthenticationProcess(req)
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2024-04-17 14:35:26 +00:00
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logger.debug(JSON.stringify(
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Object.assign(
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{},
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externalAccountInfos,
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{
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2024-04-17 16:30:39 +00:00
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password: '**removed**', // removing the password from logs!
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token: '**removed**' // same as password
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2024-04-17 14:35:26 +00:00
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}
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)
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))
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// Now we create or update the user:
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if (!await ensureUser(options, externalAccountInfos)) {
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throw new ExternalAuthenticationError(
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'Failing to create your account, please try again later or report this issue'
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)
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}
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2024-04-16 16:49:23 +00:00
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2024-04-17 10:09:25 +00:00
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res.send(popupResultHTML({
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ok: true,
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2024-04-17 16:30:39 +00:00
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token: externalAccountInfos.token
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2024-04-17 10:09:25 +00:00
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}))
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2024-04-16 16:49:23 +00:00
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} catch (err) {
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logger.error('[oidc router] Failed to process the OIDC callback: ' + (err as string))
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2024-04-17 13:12:37 +00:00
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const message = err instanceof ExternalAuthenticationError ? err.message : undefined
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res.status(500)
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2024-04-17 10:09:25 +00:00
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res.send(popupResultHTML({
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ok: false,
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message
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2024-04-17 10:09:25 +00:00
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}))
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2024-04-16 16:49:23 +00:00
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}
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}
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2024-04-18 07:52:27 +00:00
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)
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router.get('/cb', cbHandler)
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router.post('/cb', cbHandler)
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2024-04-16 16:49:23 +00:00
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return router
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}
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export {
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initOIDCRouter
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}
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