add dedicated config file

This commit is contained in:
teddit 2020-12-01 20:16:51 +01:00
parent c536dc53a3
commit 15a976c886
6 changed files with 82 additions and 82 deletions

75
app.js
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@ -1,44 +1,6 @@
/** const config = require('./config')
These you need to change:
*/ global.client_id_b64 = Buffer.from(`${config.reddit_app_id}:`).toString('base64')
global.domain = 'teddit.net'
global.reddit_app_id = 'H6-HjZ5pUPjaFQ' // app ID in Reddit (type: "installed app")
/**
* You don't necessarily need to configure anything else if you are following the
* README installation guide.
*/
global.video_enabled = true // If true, we download videos from [valid_media_domains] domains
const SSL_PORT = 8088
const NONSSL_PORT = 8080
const LISTEN_ADDRESS = '0.0.0.0' // aka localhost
const cert_dir = `/home/teddit/letsencrypt/live/${domain}/`
const https_enabled = true
const redirect_http_to_https = true
const use_compression = true
const use_view_cache = false
const use_helmet = true
const use_helmet_hsts = true
const trust_proxy = false // Enable trust_proxy if you are using reverse proxy like nginx
const trust_proxy_address = '127.0.0.1'
global.setexs = {
/**
* Redis cache expiration values (in seconds).
* When the cache expires, new content is fetched from Reddit's API (when
* the given URL is revisited).
*/
frontpage: 600,
subreddit: 600,
posts: 600,
user: 600,
searches: 600,
sidebar: 60 * 60 * 24 * 7 // 7 days
}
global.client_id_b64 = Buffer.from(`${reddit_app_id}:`).toString('base64')
global.reddit_access_token = null
global.reddit_refresh_token = null
global.valid_media_domains = ['preview.redd.it', 'external-preview.redd.it', 'i.redd.it', 'v.redd.it', 'a.thumbs.redditmedia.com', 'b.thumbs.redditmedia.com', 'thumbs.gfycat.com', 'i.ytimg.com']
global.reddit_api_error_text = `Seems like your instance is either blocked (e.g. due to API rate limiting), reddit is currently down, or your API key is expired and not renewd properly. This can also happen for other reasons.`
global.redirect_www = true
const pug = require('pug') const pug = require('pug')
const path = require('path') const path = require('path')
@ -56,15 +18,15 @@ const request = require('postman-request')
const commons = require('./inc/commons.js')(request, fs) const commons = require('./inc/commons.js')(request, fs)
const dlAndSave = require('./inc/downloadAndSave.js')(commons) const dlAndSave = require('./inc/downloadAndSave.js')(commons)
if(!https_enabled && redirect_http_to_https) { if(!config.https_enabled && config.redirect_http_to_https) {
console.error(`Cannot redirect HTTP=>HTTPS while "https_enabled" is false.`) console.error(`Cannot redirect HTTP=>HTTPS while "https_enabled" is false.`)
} }
let https = null let https = null
if(https_enabled) { if(config.https_enabled) {
const privateKey = fs.readFileSync(`${cert_dir}/privkey.pem`, 'utf8') const privateKey = fs.readFileSync(`${config.cert_dir}/privkey.pem`, 'utf8')
const certificate = fs.readFileSync(`${cert_dir}/cert.pem`, 'utf8') const certificate = fs.readFileSync(`${config.cert_dir}/cert.pem`, 'utf8')
const ca = fs.readFileSync(`${cert_dir}/chain.pem`, 'utf8') const ca = fs.readFileSync(`${config.cert_dir}/chain.pem`, 'utf8')
const credentials = { const credentials = {
key: privateKey, key: privateKey,
cert: certificate, cert: certificate,
@ -78,7 +40,7 @@ if(https_enabled) {
const http = require('http').Server(app) const http = require('http').Server(app)
if(redirect_www) { if(config.redirect_www) {
app.use((req, res, next) => { app.use((req, res, next) => {
if(req.headers.host) { if(req.headers.host) {
if(req.headers.host.slice(0, 4) === 'www.') { if(req.headers.host.slice(0, 4) === 'www.') {
@ -90,24 +52,24 @@ if(redirect_www) {
}) })
} }
if(use_helmet && https_enabled) { if(config.use_helmet && config.https_enabled) {
app.use(helmet()) app.use(helmet())
if(use_helmet_hsts) { if(config.use_helmet_hsts) {
app.use(helmet.hsts({ maxAge: 31536000, preload: true })) app.use(helmet.hsts({ maxAge: 31536000, preload: true }))
} }
} }
if(use_compression) { if(config.use_compression) {
app.use(compression()) app.use(compression())
} }
app.use(cookieParser()) app.use(cookieParser())
if(use_view_cache) { if(config.use_view_cache) {
app.set('view cache', true) app.set('view cache', true)
} }
if(trust_proxy) { if(config.trust_proxy) {
app.set('trust proxy', trust_proxy_address) app.set('trust proxy', trust_proxy_address)
} }
@ -118,7 +80,7 @@ app.use(express.static(`${__dirname}/dist`))
app.set('views', './views') app.set('views', './views')
app.set('view engine', 'pug') app.set('view engine', 'pug')
if(redirect_http_to_https) { if(config.redirect_http_to_https) {
app.use((req, res, next) => { app.use((req, res, next) => {
if(req.secure) if(req.secure)
next() next()
@ -136,7 +98,8 @@ redis.on('error', (error) => {
} }
}) })
if(https_enabled) { if(config.https_enabled) {
https.listen(SSL_PORT, LISTEN_ADDRESS, () => console.log(`Teddit running on https://${domain}`)) https.listen(config.ssl_port, '::', () => console.log(`Teddit running on https://${config.domain}`))
//https.listen(SSL_PORT, '::', () => console.log(`Teddit running on https://${domain}`))
} }
http.listen(NONSSL_PORT, LISTEN_ADDRESS, () => console.log(`Teddit running on http://${domain}`)) http.listen(config.nonssl_port, '::', () => console.log(`Teddit running on http://${config.domain}`))

34
config.js Normal file
View File

@ -0,0 +1,34 @@
const config = {
domain: 'teddit.net',
reddit_app_id: 'H6-HjZ5pUPjaFQ',
cert_dir: `/home/teddit/letsencrypt/live/teddit.net`, // no trailing slash
video_enabled: true,
ssl_port: 8088,
nonssl_port: 8080,
listen_address: '0.0.0.0',
https_enabled: true,
redirect_http_to_https: true,
use_compression: true,
use_view_cache: false,
use_helmet: true,
use_helmet_hsts: true,
trust_proxy: false, // Enable trust_proxy if you are using reverse proxy like nginx
trust_proxy_address: '127.0.0.1',
setexs: {
/**,
* Redis cache expiration values (in seconds).
* When the cache expires, new content is fetched from Reddit's API (when
* the given URL is revisited).
*/
frontpage: 600,
subreddit: 600,
posts: 600,
user: 600,
searches: 600,
sidebar: 60 * 60 * 24 * 7 // 7 days
},
valid_media_domains: ['preview.redd.it', 'external-preview.redd.it', 'i.redd.it', 'v.redd.it', 'a.thumbs.redditmedia.com', 'b.thumbs.redditmedia.com', 'thumbs.gfycat.com', 'i.ytimg.com'],
reddit_api_error_text: `Seems like your instance is either blocked (e.g. due to API rate limiting), reddit is currently down, or your API key is expired and not renewd properly. This can also happen for other reasons.`
};
module.exports = config;

View File

@ -1,4 +1,5 @@
module.exports = function(tools) { module.exports = function(tools) {
const config = require('../config')
const {spawn} = require('child_process') const {spawn} = require('child_process')
const fs = require('fs') const fs = require('fs')
this.downloadAndSave = (url, file_prefix = '', gifmp4, isYouTubeThumbnail) => { this.downloadAndSave = (url, file_prefix = '', gifmp4, isYouTubeThumbnail) => {
@ -22,7 +23,7 @@ module.exports = function(tools) {
if(!invalid_urls.includes(url)) { if(!invalid_urls.includes(url)) {
(async () => { (async () => {
let temp_url = new URL(url) let temp_url = new URL(url)
if(valid_media_domains.includes(temp_url.hostname)) { if(config.valid_media_domains.includes(temp_url.hostname)) {
let pathname = temp_url.pathname let pathname = temp_url.pathname
let file_ext let file_ext
let has_extension = true let has_extension = true
@ -44,7 +45,7 @@ module.exports = function(tools) {
if(valid_video_extensions.includes(file_ext) || gifmp4) { if(valid_video_extensions.includes(file_ext) || gifmp4) {
/* Is video. */ /* Is video. */
if(!video_enabled) { if(!config.video_enabled) {
resolve('') resolve('')
} else { } else {
let filename = `${temp_url.pathname.substr(1).split('/')[0]}.${file_ext}` let filename = `${temp_url.pathname.substr(1).split('/')[0]}.${file_ext}`
@ -70,7 +71,7 @@ module.exports = function(tools) {
let processVideo = spawn('ffmpeg', ['-y', '-i', temp_path, '-i', audio_path, '-c', 'copy', path]) let processVideo = spawn('ffmpeg', ['-y', '-i', temp_path, '-i', audio_path, '-c', 'copy', path])
processVideo.on('exit', (code) => { processVideo.on('exit', (code) => {
if(code === 0) { if(code === 0) {
let final_url = `${protocol}${domain}/vids/${filename}` let final_url = `${protocol}${config.domain}/vids/${filename}`
let temp_files = [temp_path, audio_path] let temp_files = [temp_path, audio_path]
deleteFiles(temp_files, (error) => { deleteFiles(temp_files, (error) => {
if(error) { if(error) {
@ -96,7 +97,7 @@ module.exports = function(tools) {
if(error) { if(error) {
console.log(`Error while renaming the temp video file: ${temp_path} => ${path}.`, error) console.log(`Error while renaming the temp video file: ${temp_path} => ${path}.`, error)
} else { } else {
let final_url = `${protocol}${domain}/vids/${filename}` let final_url = `${protocol}${config.domain}/vids/${filename}`
resolve(final_url) resolve(final_url)
} }
}) })
@ -110,7 +111,7 @@ module.exports = function(tools) {
resolve('') resolve('')
} }
} else { } else {
resolve(`${protocol}${domain}/vids/${filename}`) resolve(`${protocol}${config.domain}/vids/${filename}`)
} }
} }
} else { } else {
@ -131,7 +132,7 @@ module.exports = function(tools) {
if(download.success === true) { if(download.success === true) {
const write = await writeToDisk(download.data, path) const write = await writeToDisk(download.data, path)
if(write.success === true) { if(write.success === true) {
let final_url = `${protocol}${domain}/pics/${filename}` let final_url = `${protocol}${config.domain}/pics/${filename}`
resolve(final_url) resolve(final_url)
} else { } else {
console.log(`Error while writing image file.`, write) console.log(`Error while writing image file.`, write)
@ -142,7 +143,7 @@ module.exports = function(tools) {
resolve('') resolve('')
} }
} else { } else {
resolve(`${protocol}${domain}/pics/${filename}`) resolve(`${protocol}${config.domain}/pics/${filename}`)
} }
} }
} else { } else {

View File

@ -1,4 +1,5 @@
module.exports = function() { module.exports = function() {
const config = require('../config');
this.processJsonSubreddit = (json, from, subreddit_front) => { this.processJsonSubreddit = (json, from, subreddit_front) => {
return new Promise(resolve => { return new Promise(resolve => {
(async () => { (async () => {
@ -34,7 +35,7 @@ module.exports = function() {
is_self_link = true is_self_link = true
} }
} }
if(valid_media_domains.includes(data.domain) || valid_reddit_self_domains.includes(data.domain)) { if(config.valid_media_domains.includes(data.domain) || valid_reddit_self_domains.includes(data.domain)) {
is_self_link = true is_self_link = true
} }
} }

View File

@ -27,7 +27,7 @@ module.exports = function() {
if(result.status === 200) { if(result.status === 200) {
result.json() result.json()
.then(json => { .then(json => {
redis.setex(key, setexs.sidebar, JSON.stringify(json), (error) => { redis.setex(key, config.setexs.sidebar, JSON.stringify(json), (error) => {
if(error) { if(error) {
console.error('Error setting the sidebar key to redis.', error) console.error('Error setting the sidebar key to redis.', error)
return res.render('index', { json: null, user_preferences: req.cookies }) return res.render('index', { json: null, user_preferences: req.cookies })
@ -50,7 +50,7 @@ module.exports = function() {
}) })
} else { } else {
console.error(`Something went wrong while fetching data from reddit API. ${result.status} ${result.statusText}`) console.error(`Something went wrong while fetching data from reddit API. ${result.status} ${result.statusText}`)
console.error(reddit_api_error_text) console.error(config.reddit_api_error_text)
resolve(null) resolve(null)
} }
}).catch(error => { }).catch(error => {

View File

@ -2,6 +2,7 @@
* Lots of routes.. would be good idea to do some separation I guess. * Lots of routes.. would be good idea to do some separation I guess.
*/ */
module.exports = (app, redis, fetch, RedditAPI) => { module.exports = (app, redis, fetch, RedditAPI) => {
const config = require('./config');
let processSubreddit = require('./inc/processJsonSubreddit.js')(); let processSubreddit = require('./inc/processJsonSubreddit.js')();
let processPost = require('./inc/processJsonPost.js')(); let processPost = require('./inc/processJsonPost.js')();
let processUser = require('./inc/processJsonUser.js')(); let processUser = require('./inc/processJsonUser.js')();
@ -49,7 +50,7 @@ module.exports = (app, redis, fetch, RedditAPI) => {
if(result.status === 200) { if(result.status === 200) {
result.json() result.json()
.then(json => { .then(json => {
redis.setex(key, setexs.frontpage, JSON.stringify(json), (error) => { redis.setex(key, config.setexs.frontpage, JSON.stringify(json), (error) => {
if(error) { if(error) {
console.error('Error setting the frontpage key to redis.', error) console.error('Error setting the frontpage key to redis.', error)
return res.render('index', { json: null, user_preferences: req.cookies }) return res.render('index', { json: null, user_preferences: req.cookies })
@ -69,7 +70,7 @@ module.exports = (app, redis, fetch, RedditAPI) => {
}) })
} else { } else {
console.error(`Something went wrong while fetching data from reddit API. ${result.status} ${result.statusText}`) console.error(`Something went wrong while fetching data from reddit API. ${result.status} ${result.statusText}`)
console.error(reddit_api_error_text) console.error(config.reddit_api_error_text)
return res.render('index', { return res.render('index', {
json: null, json: null,
http_status_code: result.status, http_status_code: result.status,
@ -185,7 +186,7 @@ module.exports = (app, redis, fetch, RedditAPI) => {
if(result.status === 200) { if(result.status === 200) {
result.json() result.json()
.then(json => { .then(json => {
redis.setex(key, setexs.frontpage, JSON.stringify(json), (error) => { redis.setex(key, config.setexs.frontpage, JSON.stringify(json), (error) => {
if(error) { if(error) {
console.error('Error setting the frontpage with sortby key to redis.', error) console.error('Error setting the frontpage with sortby key to redis.', error)
return res.render('index', { json: null, user_preferences: req.cookies }) return res.render('index', { json: null, user_preferences: req.cookies })
@ -205,7 +206,7 @@ module.exports = (app, redis, fetch, RedditAPI) => {
}) })
} else { } else {
console.error(`Something went wrong while fetching data from reddit API. ${result.status} ${result.statusText}`) console.error(`Something went wrong while fetching data from reddit API. ${result.status} ${result.statusText}`)
console.error(reddit_api_error_text) console.error(config.reddit_api_error_text)
return res.render('index', { return res.render('index', {
json: null, json: null,
http_status_code: result.status, http_status_code: result.status,
@ -274,7 +275,7 @@ module.exports = (app, redis, fetch, RedditAPI) => {
if(result.status === 200) { if(result.status === 200) {
result.json() result.json()
.then(json => { .then(json => {
redis.setex(key, setexs.searches, JSON.stringify(json), (error) => { redis.setex(key, config.setexs.searches, JSON.stringify(json), (error) => {
if(error) { if(error) {
console.error('Error setting the searches key to redis.', error) console.error('Error setting the searches key to redis.', error)
return res.render('index', { json: null, user_preferences: req.cookies }) return res.render('index', { json: null, user_preferences: req.cookies })
@ -298,7 +299,7 @@ module.exports = (app, redis, fetch, RedditAPI) => {
}) })
} else { } else {
console.error(`Something went wrong while fetching data from reddit API. ${result.status} ${result.statusText}`) console.error(`Something went wrong while fetching data from reddit API. ${result.status} ${result.statusText}`)
console.error(reddit_api_error_text) console.error(config.reddit_api_error_text)
return res.render('index', { return res.render('index', {
json: null, json: null,
http_status_code: result.status, http_status_code: result.status,
@ -383,7 +384,7 @@ module.exports = (app, redis, fetch, RedditAPI) => {
if(result.status === 200) { if(result.status === 200) {
result.json() result.json()
.then(json => { .then(json => {
redis.setex(key, setexs.subreddit, JSON.stringify(json), (error) => { redis.setex(key, config.setexs.subreddit, JSON.stringify(json), (error) => {
if(error) { if(error) {
console.error(`Error setting the ${subreddit} key to redis.`, error) console.error(`Error setting the ${subreddit} key to redis.`, error)
return res.render('subreddit', { json: null, user_preferences: req.cookies }) return res.render('subreddit', { json: null, user_preferences: req.cookies })
@ -410,7 +411,7 @@ module.exports = (app, redis, fetch, RedditAPI) => {
console.log('404  Subreddit not found') console.log('404  Subreddit not found')
} else { } else {
console.error(`Something went wrong while fetching data from reddit API. ${result.status} ${result.statusText}`) console.error(`Something went wrong while fetching data from reddit API. ${result.status} ${result.statusText}`)
console.error(reddit_api_error_text) console.error(config.reddit_api_error_text)
} }
return res.render('index', { return res.render('index', {
json: null, json: null,
@ -507,7 +508,7 @@ module.exports = (app, redis, fetch, RedditAPI) => {
if(result.status === 200) { if(result.status === 200) {
result.json() result.json()
.then(json => { .then(json => {
redis.setex(comments_url, setexs.posts, JSON.stringify(json), (error) => { redis.setex(comments_url, config.setexs.posts, JSON.stringify(json), (error) => {
if(error) { if(error) {
console.error(`Error setting the ${comments_url} key to redis.`, error) console.error(`Error setting the ${comments_url} key to redis.`, error)
return res.render('post', { post: null, user_preferences: req.cookies }) return res.render('post', { post: null, user_preferences: req.cookies })
@ -533,7 +534,7 @@ module.exports = (app, redis, fetch, RedditAPI) => {
console.log('404  Post not found') console.log('404  Post not found')
} else { } else {
console.error(`Something went wrong while fetching data from reddit API. ${result.status} ${result.statusText}`) console.error(`Something went wrong while fetching data from reddit API. ${result.status} ${result.statusText}`)
console.error(reddit_api_error_text) console.error(config.reddit_api_error_text)
} }
return res.render('index', { return res.render('index', {
json: null, json: null,
@ -628,7 +629,7 @@ module.exports = (app, redis, fetch, RedditAPI) => {
result.json() result.json()
.then(json => { .then(json => {
user_data.overview = json user_data.overview = json
redis.setex(key, setexs.user, JSON.stringify(user_data), (error) => { redis.setex(key, config.setexs.user, JSON.stringify(user_data), (error) => {
if(error) { if(error) {
console.error(`Error setting the user ${key} key to redis.`, error) console.error(`Error setting the user ${key} key to redis.`, error)
return res.render('index', { post: null, user_preferences: req.cookies }) return res.render('index', { post: null, user_preferences: req.cookies })
@ -647,7 +648,7 @@ module.exports = (app, redis, fetch, RedditAPI) => {
}) })
} else { } else {
console.error(`Something went wrong while fetching data from reddit API. ${result.status} ${result.statusText}`) console.error(`Something went wrong while fetching data from reddit API. ${result.status} ${result.statusText}`)
console.error(reddit_api_error_text) console.error(config.reddit_api_error_text)
return res.render('index', { return res.render('index', {
json: null, json: null,
http_status_code: result.status, http_status_code: result.status,
@ -668,7 +669,7 @@ module.exports = (app, redis, fetch, RedditAPI) => {
console.log('404  User not found') console.log('404  User not found')
} else { } else {
console.error(`Something went wrong while fetching data from reddit API. ${result.status} ${result.statusText}`) console.error(`Something went wrong while fetching data from reddit API. ${result.status} ${result.statusText}`)
console.error(reddit_api_error_text) console.error(config.reddit_api_error_text)
} }
return res.render('index', { return res.render('index', {
json: null, json: null,
@ -730,12 +731,12 @@ module.exports = (app, redis, fetch, RedditAPI) => {
result.json() result.json()
.then(json => { .then(json => {
let comments = json.json.data.things let comments = json.json.data.things
redis.setex(key, setexs.posts, JSON.stringify(comments), (error) => { redis.setex(key, config.setexs.posts, JSON.stringify(comments), (error) => {
if(error) { if(error) {
console.error(`Error setting the ${key} key to redis.`, error) console.error(`Error setting the ${key} key to redis.`, error)
return res.render('post', { post: null, user_preferences: req.cookies }) return res.render('post', { post: null, user_preferences: req.cookies })
} else { } else {
redis.setex(`morechildren_ids:${post_url}`, setexs.posts, JSON.stringify(all_ids)) redis.setex(`morechildren_ids:${post_url}`, config.setexs.posts, JSON.stringify(all_ids))
console.log(`Fetched the JSON from reddit API (endpoint "morechildren") with url: ${url}.`) console.log(`Fetched the JSON from reddit API (endpoint "morechildren") with url: ${url}.`)
console.log(`Redirecting to ${post_url} with cursor...`) console.log(`Redirecting to ${post_url} with cursor...`)
return res.redirect(`${post_url}?cursor=${page}&page=${page}`) return res.redirect(`${post_url}?cursor=${page}&page=${page}`)
@ -744,7 +745,7 @@ module.exports = (app, redis, fetch, RedditAPI) => {
}) })
} else { } else {
console.error(`Something went wrong while fetching data from reddit API. ${result.status} ${result.statusText}`) console.error(`Something went wrong while fetching data from reddit API. ${result.status} ${result.statusText}`)
console.error(reddit_api_error_text) console.error(config.reddit_api_error_text)
return res.render('index', { return res.render('index', {
json: null, json: null,
http_status_code: result.status, http_status_code: result.status,