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Made CLIENT_ID and CLIENT_SECRET server configurable

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This commit is contained in:
Geomitron
2021-02-06 21:22:43 -05:00
parent 911b5a51e9
commit 293e395e61
2 changed files with 96 additions and 68 deletions
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160
src/electron/ipc/google/GoogleAuth.ts
View File

@@ -1,10 +1,12 @@
/* eslint-disable @typescript-eslint/no-misused-promises */
/* eslint-disable @typescript-eslint/camelcase */
import { dataPath, CLIENT_ID, CLIENT_SECRET, REDIRECT_URI } from '../../shared/Paths'
import { dataPath, REDIRECT_URI } from '../../shared/Paths'
import { mainWindow } from '../../main'
import { join } from 'path'
import { readFile, writeFile } from 'jsonfile'
import { google } from 'googleapis'
import { Credentials } from 'googleapis/node_modules/google-auth-library/build/src/auth/credentials'
import { OAuth2Client } from 'googleapis-common/node_modules/google-auth-library/build/src/auth/oauth2client'
import * as needle from 'needle'
import { authServer } from './AuthServer'
import { BrowserWindow } from 'electron'
@@ -18,74 +20,61 @@ const TOKEN_PATH = join(dataPath, 'token.json')
export class GoogleAuth {
private hasTriedTokenFile = false
private hasAuthenticated = false
private oAuth2Client: OAuth2Client = null
private token: Credentials = null
/**
* Attempts to authenticate the googleapis library using the token stored at `TOKEN_PATH`.
* @returns `true` if the user is authenticated, and `false` otherwise.
*/
async attemptToAuthenticate() {
// TODO remove this workaround when Google's API stops being dumb
// if (this.hasAuthenticated) {
// return true
// }
// return new Promise<boolean>(resolve => {
// needle.request(
// 'get',
// serverURL + `/api/data/temp`, null, (err, response) => {
// if (err) {
// resolve(false)
// } else {
// if (!response.body.includes || (response.body as string)?.includes('<!DOCTYPE html>')) {
// resolve(false)
// } else {
// google.options({ auth: response.body })
// this.hasAuthenticated = true
// resolve(true)
// }
// }
// })
// })
if (this.hasTriedTokenFile) {
return this.hasAuthenticated
if (this.hasAuthenticated) {
return true
}
const token = await this.getStoredToken()
if (token != null) {
// Token has been restored from a previous session
const oAuth2Client = new google.auth.OAuth2(CLIENT_ID, CLIENT_SECRET, REDIRECT_URI)
oAuth2Client.setCredentials(token)
google.options({ auth: oAuth2Client })
this.hasAuthenticated = true
return true
} else {
// Token doesn't exist; user has not authenticated
this.hasAuthenticated = false
// Get client info from server
if (!await this.getOAuth2Client()) {
return false
}
// Get stored token
if (!await this.getStoredToken()) {
return false
}
// Token has been restored from a previous session
this.authenticateWithToken()
return true
}
/**
* Uses OAuth2 to generate a token that can be used to authenticate download requests.
* Involves displaying a popup window to the user.
* @returns true if the auth token was generated, and false otherwise.
*/
async generateAuthToken() {
if (await this.getStoredToken() != null) { return true }
if (this.hasAuthenticated) {
return true
}
if (this.hasTriedTokenFile == false) {
// Token exists but couldn't be read
console.log('Auth token exists but could not be loaded. Check file permissions.')
// Get client info from server
if (!await this.getOAuth2Client()) {
return false
}
const oAuth2Client = new google.auth.OAuth2(CLIENT_ID, CLIENT_SECRET, REDIRECT_URI)
let popupWindow: BrowserWindow
let gotAuthCode = false
return new Promise<boolean>(resolve => {
authServer.on('listening', () => {
const authUrl = oAuth2Client.generateAuthUrl({
const authUrl = this.oAuth2Client.generateAuthUrl({
access_type: 'offline',
// This scope is too broad, but is the only one that will actually download files for some dumb reason.
// If you want this fixed, please upvote/star my issue on the Google bug tracker so they will fix it faster:
// https://issuetracker.google.com/issues/168687448
scope: ['https://www.googleapis.com/auth/drive.readonly'],
redirect_uri: REDIRECT_URI
})
@@ -105,16 +94,15 @@ export class GoogleAuth {
})
popupWindow.loadURL(authUrl, { userAgent: 'Chrome' })
popupWindow.on('ready-to-show', () => popupWindow.show())
popupWindow.on('closed', () => resolve(gotAuthCode))
popupWindow.on('closed', () => resolve(this.hasAuthenticated))
})
authServer.on('authCode', async (authCode) => {
const { tokens } = await oAuth2Client.getToken(authCode)
oAuth2Client.setCredentials(tokens)
google.options({ auth: oAuth2Client })
await writeFile(TOKEN_PATH, tokens)
this.hasTriedTokenFile = false
gotAuthCode = true
this.token = (await this.oAuth2Client.getToken(authCode)).tokens
writeFile(TOKEN_PATH, this.token).catch(err => console.log('Got token, but failed to write it to TOKEN_PATH:', err))
this.authenticateWithToken()
popupWindow.close()
})
@@ -122,29 +110,71 @@ export class GoogleAuth {
})
}
/**
* Use this.token as the credentials for this.oAuth2Client, and make the google library use this authentication.
* Assumes these have already been defined correctly.
*/
private authenticateWithToken() {
this.oAuth2Client.setCredentials(this.token)
google.options({ auth: this.oAuth2Client })
this.hasAuthenticated = true
}
/**
* @returns the previously stored auth token, or `null` if it doesn't exist or can't be accessed.
* Attempts to get Bridge's client info from the server.
* @returns true if this.clientID and this.clientSecret have been set, and false if that failed.
*/
private async getStoredToken() {
this.hasTriedTokenFile = true
try {
return await readFile(TOKEN_PATH)
} catch (err) {
if (err && err.code && err.code != 'ENOENT') {
// Failed to access the file; next attempt should try again
this.hasTriedTokenFile = false
}
return null
private async getOAuth2Client() {
if (this.oAuth2Client != null) {
return true
} else {
return new Promise<boolean>(resolve => {
needle.request(
'get',
serverURL + `/api/data/client`, null, (err, response) => {
if (err) {
console.log('Could not authenticate because client info could not be retrieved from the server.')
resolve(false)
} else {
this.oAuth2Client = new google.auth.OAuth2(response.body.CLIENT_ID, response.body.CLIENT_SECRET, REDIRECT_URI)
resolve(true)
}
})
})
}
}
/**
* removes the previously stored auth token.
* Attempts to retrieve a previously stored auth token at `TOKEN_PATH`.
* Note: will not try again if this.token === undefined.
* @returns true if this.token has been set, and false if that failed or the token didn't exist.
*/
private async getStoredToken() {
if (this.token === undefined) {
return false // undefined means no token file was found
} else if (this.token !== null) {
return true
} else {
try {
this.token = await readFile(TOKEN_PATH)
return true
} catch (err) {
if (err?.code && err?.code != 'ENOENT') {
this.token = null // File exists but could not be accessed; next attempt should try again
} else {
this.token = undefined
}
return false
}
}
}
/**
* Removes a previously stored auth token from `TOKEN_PATH`.
*/
async deleteStoredToken() {
this.hasTriedTokenFile = false
this.token = undefined
this.hasAuthenticated = false
try {
await unlink(TOKEN_PATH)

4
src/electron/shared/Paths.ts
View File

@@ -11,9 +11,7 @@ export const themesPath = join(dataPath, 'themes')
// URL
export const serverURL = 'bridge-db.net'
// Google Project ID (More info on why these are here: https://developers.google.com/identity/protocols/oauth2#installed)
export const CLIENT_ID = '668064259105-vkm77i5lcoo2oumk2eulik7bae8k5agf.apps.googleusercontent.com'
export const CLIENT_SECRET = 'RU69Ubr9CidGcI0Z23Ttn2ZV'
// OAuth callback server
export const SERVER_PORT = 42813
export const REDIRECT_BASE = `http://127.0.0.1:${SERVER_PORT}`
export const REDIRECT_PATH = `/oauth2callback`