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Merge branch 'small-config' into staging

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ansuz 5 years ago
parent 60862d9f87 2f00ff3278
commit 7f2d8e85b8
7 changed files with 319 additions and 199 deletions
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326
config/config.example.js
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@ -1,67 +1,110 @@
/*
globals module
*/
var _domain = 'http://localhost:3000/';
// You can `kill -USR2` the node process and it will write out a heap dump.
// If your system doesn't support dumping, comment this out and install with
// `npm install --production`
// See: https://strongloop.github.io/strongloop.com/strongblog/how-to-heap-snapshots/
/* globals module */
// to enable this feature, uncomment the line below:
// require('heapdump');
/* DISCLAIMER:
// we prepend a space because every usage expects it
// requiring admins to preserve it is unnecessarily confusing
var domain = ' ' + _domain;
There are two recommended methods of running a CryptPad instance:
// Content-Security-Policy
var baseCSP = [
"default-src 'none'",
"style-src 'unsafe-inline' 'self' " + domain,
"font-src 'self' data:" + domain,
1. Using a standalone nodejs server without HTTPS (suitable for local development)
2. Using NGINX to serve static assets and to handle HTTPS for API server's websocket traffic
/* child-src is used to restrict iframes to a set of allowed domains.
* connect-src is used to restrict what domains can connect to the websocket.
*
* it is recommended that you configure these fields to match the
* domain which will serve your CryptPad instance.
*/
"child-src blob: *",
// IE/Edge
"frame-src blob: *",
We do not officially recommend or support Apache, Docker, Kubernetes, Traefik, or any other configuration.
Support requests for such setups should be directed to their authors.
/* this allows connections over secure or insecure websockets
if you are deploying to production, you'll probably want to remove
the ws://* directive, and change '*' to your domain
*/
"connect-src 'self' ws: wss: blob:" + domain,
If you're having difficulty difficulty configuring your instance
we suggest that you join the project's IRC/Matrix channel.
// data: is used by codemirror
"img-src 'self' data: blob:" + domain,
"media-src * blob:",
If you don't have any difficulty configuring your instance and you'd like to
support us for the work that went into making it pain-free we are quite happy
to accept donations via our opencollective page: https://opencollective.com/cryptpad
// for accounts.cryptpad.fr authentication and cross-domain iframe sandbox
"frame-ancestors *",
""
];
*/
module.exports = {
/* CryptPad is designed to serve its content over two domains.
* Account passwords and cryptographic content is handled on the 'main' domain,
* while the user interface is loaded on a 'sandbox' domain
* which can only access information which the main domain willingly shares.
*
* In the event of an XSS vulnerability in the UI (that's bad)
* this system prevents attackers from gaining access to your account (that's good).
*
* Most problems with new instances are related to this system blocking access
* because of incorrectly configured sandboxes. If you only see a white screen
* when you try to load CryptPad, this is probably the cause.
*
* PLEASE READ THE FOLLOWING COMMENTS CAREFULLY.
*
*/
/* httpUnsafeOrigin is the URL that clients will enter to load your instance.
* Any other URL that somehow points to your instance is supposed to be blocked.
* The default provided below assumes you are loading CryptPad from a server
* which is running on the same machine, using port 3000.
*
* In a production instance this should be available ONLY over HTTPS
* using the default port for HTTPS (443) ie. https://cryptpad.fr
* In such a case this should be handled by NGINX, as documented in
* cryptpad/docs/example.nginx.conf (see the $main_domain variable)
*
*/
httpUnsafeOrigin: 'http://localhost:3000/',
/* httpSafeOrigin is the URL that is used for the 'sandbox' described above.
* If you're testing or developing with CryptPad on your local machine then
* it is appropriate to leave this blank. The default behaviour is to serve
* the main domain over port 3000 and to serve the content over port 3001.
*
* This is not appropriate in a production environment where invasive networks
* may filter traffic going over abnormal ports.
* To correctly configure your production instance you must provide a URL
* with a different domain (a subdomain is sufficient).
* It will be used to load the UI in our 'sandbox' system.
*
* This value corresponds to the $sandbox_domain variable
* in the example nginx file.
*
* CUSTOMIZE AND UNCOMMENT THIS FOR PRODUCTION INSTALLATIONS.
*/
// httpSafeOrigin: "https://some-other-domain.xyz",
/* httpAddress specifies the address on which the nodejs server
* should be accessible. By default it will listen on 127.0.0.1
* (IPv4 localhost on most systems). If you want it to listen on
* all addresses, including IPv6, set this to '::'.
*
*/
//httpAddress: '::',
/* httpPort specifies on which port the nodejs server should listen.
* By default it will serve content over port 3000, which is suitable
* for both local development and for use with the provided nginx example,
* which will proxy websocket traffic to your node server.
*
*/
//httpPort: 3000,
/* httpSafePort allows you to specify an alternative port from which
* the node process should serve sandboxed assets. The default value is
* that of your httpPort + 1. You probably don't need to change this.
*
*/
//httpSafePort: 3001,
module.exports = {
/* =====================
* Admin
* ===================== */
/*
* CryptPad now contains an administration panel. Its access is restricted to specific
* CryptPad contains an administration panel. Its access is restricted to specific
* users using the following list.
* To give access to the admin panel to a user account, just add their user id,
* which can be found on the settings page for registered users.
* Entries should be strings separated by a comma.
*/
/*
adminKeys: [
//"https://my.awesome.website/user/#/1/cryptpad-user1/YZgXQxKR0Rcb6r6CmxHPdAGLVludrAF2lEnkbx1vVOo=",
],
*/
/* CryptPad's administration panel includes a "support" tab
* wherein administrators with a secret key can view messages
@ -76,159 +119,55 @@ module.exports = {
*/
// supportMailboxPublicKey: "",
/* =====================
* Infra setup
* ===================== */
// the address you want to bind to, :: means all ipv4 and ipv6 addresses
// this may not work on all operating systems
httpAddress: '::',
// the port on which your httpd will listen
httpPort: 3000,
// This is for allowing the cross-domain iframe to function when developing
httpSafePort: 3001,
// This is for deployment in production, CryptPad uses a separate origin (domain) to host the
// cross-domain iframe. It can simply host the same content as CryptPad.
// httpSafeOrigin: "https://some-other-domain.xyz",
httpUnsafeOrigin: domain,
/* Your CryptPad server will share this value with clients
* via its /api/config endpoint.
*
* If you want to host your API and asset servers on different hosts
* specify a URL for your API server websocket endpoint, like so:
* wss://api.yourdomain.com/cryptpad_websocket
*
* Otherwise, leave this commented and your clients will use the default
* websocket (wss://yourdomain.com/cryptpad_websocket)
*/
//externalWebsocketURL: 'wss://api.yourdomain.com/cryptpad_websocket
/* CryptPad can be configured to send customized HTTP Headers
* These settings may vary widely depending on your needs
* Examples are provided below
*/
httpHeaders: {
"X-XSS-Protection": "1; mode=block",
"X-Content-Type-Options": "nosniff",
"Access-Control-Allow-Origin": "*"
},
contentSecurity: baseCSP.join('; ') +
"script-src 'self'" + domain,
// CKEditor and OnlyOffice require significantly more lax content security policy in order to function.
padContentSecurity: baseCSP.join('; ') +
"script-src 'self' 'unsafe-eval' 'unsafe-inline'" + domain,
/* Main pages
* add exceptions to the router so that we can access /privacy.html
* and other odd pages
*/
mainPages: [
'index',
'privacy',
'terms',
'about',
'contact',
'what-is-cryptpad',
'features',
'faq',
'maintenance'
],
/* =====================
* Subscriptions
* ===================== */
/* Limits, Donations, Subscriptions and Contact
/* We're very proud that CryptPad is available to the public as free software!
* We do, however, still need to pay our bills as we develop the platform.
*
* By default, CryptPad limits every registered user to 50MB of storage. It also shows a
* subscribe button which allows them to upgrade to a paid account. We handle payment,
* and keep 50% of the proceeds to fund ongoing development.
* By default CryptPad will prompt users to consider donating to
* our OpenCollective campaign. We publish the state of our finances periodically
* so you can decide for yourself whether our expenses are reasonable.
*
* You can:
* A: leave things as they are
* B: disable accounts but display a donate button
* C: hide any reference to paid accounts or donation
*
* If you chose A then there's nothing to do.
* If you chose B, set 'allowSubscriptions' to false.
* If you chose C, set 'removeDonateButton' to true
* You can disable any solicitations for donations by setting 'removeDonateButton' to true,
* but we'd appreciate it if you didn't!
*/
allowSubscriptions: true,
removeDonateButton: false,
//removeDonateButton: false,
/*
* By default, CryptPad also contacts our accounts server once a day to check for changes in
* the people who have accounts. This check-in will also send the version of your CryptPad
* instance and your email so we can reach you if we are aware of a serious problem. We will
* never sell it or send you marketing mail. If you want to block this check-in and remain
* completely invisible, set this and allowSubscriptions both to false.
/* CryptPad will display a point of contact for your instance on its contact page
* (/contact.html) if you provide it below.
*/
adminEmail: 'i.did.not.read.my.config@cryptpad.fr',
/* Sales coming from your server will be identified by your domain
*
* If you are using CryptPad in a business context, please consider taking a support contract
* by contacting sales@cryptpad.fr
*/
myDomain: _domain,
/*
* If you are using CryptPad internally and you want to increase the per-user storage limit,
* change the following value.
* By default, CryptPad contacts one of our servers once a day.
* This check-in will also send some very basic information about your instance including its
* version and the adminEmail so we can reach you if we are aware of a serious problem.
* We will never sell it or send you marketing mail.
*
* Please note: This limit is what makes people subscribe and what pays for CryptPad
* development. Running a public instance that provides a "better deal" than cryptpad.fr
* is effectively using the project against itself.
* If you want to block this check-in and remain set 'blockDailyCheck' to true.
*/
defaultStorageLimit: 50 * 1024 * 1024,
//blockDailyCheck: false,
/*
* CryptPad allows administrators to give custom limits to their friends.
* add an entry for each friend, identified by their user id,
* which can be found on the settings page. Include a 'limit' (number of bytes),
* a 'plan' (string), and a 'note' (string).
* By default users get 50MB of storage by registering on an instance.
* You can set this value to whatever you want.
*
* hint: 1GB is 1024 * 1024 * 1024 bytes
* hint: 50MB is 50 * 1024 * 1024
*/
customLimits: {
/*
"https://my.awesome.website/user/#/1/cryptpad-user1/YZgXQxKR0Rcb6r6CmxHPdAGLVludrAF2lEnkbx1vVOo=": {
limit: 20 * 1024 * 1024 * 1024,
plan: 'insider',
note: 'storage space donated by my.awesome.website'
},
"https://my.awesome.website/user/#/1/cryptpad-user2/GdflkgdlkjeworijfkldfsdflkjeEAsdlEnkbx1vVOo=": {
limit: 10 * 1024 * 1024 * 1024,
plan: 'insider',
note: 'storage space donated by my.awesome.website'
}
*/
},
//defaultStorageLimit: 50 * 1024 * 1024,
/* =====================
* STORAGE
* ===================== */
/* By default the CryptPad server will run scheduled tasks every five minutes
* If you want to run scheduled tasks in a separate process (like a crontab)
* you can disable this behaviour by setting the following value to true
*/
disableIntegratedTasks: false,
/* Pads that are not 'pinned' by any registered user can be set to expire
* after a configurable number of days of inactivity (default 90 days).
* The value can be changed or set to false to remove expiration.
* Expired pads can then be removed using a cron job calling the
* `delete-inactive.js` script with node
* `evict-inactive.js` script with node
*
* defaults to 90 days if nothing is provided
*/
inactiveTime: 90, // days
//inactiveTime: 90, // days
/* CryptPad archives some data instead of deleting it outright.
* This archived data still takes up space and so you'll probably still want to
@ -241,31 +180,46 @@ module.exports = {
* deletion. Set this value to the number of days you'd like to retain
* archived data before it's removed permanently.
*
* defaults to 15 days if nothing is provided
*/
archiveRetentionTime: 15,
//archiveRetentionTime: 15,
/* Max Upload Size (bytes)
* this sets the maximum size of any one file uploaded to the server.
* anything larger than this size will be rejected
* defaults to 20MB if no value is provided
*/
maxUploadSize: 20 * 1024 * 1024,
// XXX
premiumUploadSize: 100 * 1024 * 1024,
/* =====================
* HARDWARE RELATED
* ===================== */
//maxUploadSize: 20 * 1024 * 1024,
/* CryptPad's file storage adaptor closes unused files after a configurable
* number of milliseconds (default 30000 (30 seconds))
/*
* CryptPad allows administrators to give custom limits to their friends.
* add an entry for each friend, identified by their user id,
* which can be found on the settings page. Include a 'limit' (number of bytes),
* a 'plan' (string), and a 'note' (string).
*
* hint: 1GB is 1024 * 1024 * 1024 bytes
*/
channelExpirationMs: 30000,
/*
customLimits: {
"https://my.awesome.website/user/#/1/cryptpad-user1/YZgXQxKR0Rcb6r6CmxHPdAGLVludrAF2lEnkbx1vVOo=": {
limit: 20 * 1024 * 1024 * 1024,
plan: 'insider',
note: 'storage space donated by my.awesome.website'
},
"https://my.awesome.website/user/#/1/cryptpad-user2/GdflkgdlkjeworijfkldfsdflkjeEAsdlEnkbx1vVOo=": {
limit: 10 * 1024 * 1024 * 1024,
plan: 'insider',
note: 'storage space donated by my.awesome.website'
}
},
*/
/* CryptPad's file storage adaptor is limited by the number of open files.
* When the adaptor reaches openFileLimit, it will clean up older files
/* Users with premium accounts (those with a plan included in their customLimit)
* can benefit from an increased upload size limit. By default they are restricted to the same
* upload size as any other registered user.
*
*/
openFileLimit: 2048,
//premiumUploadSize: 100 * 1024 * 1024,
/* =====================
* DATABASE VOLUMES

1
lib/commands/quota.js
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@ -38,6 +38,7 @@ Quota.updateCachedLimits = function (Env, cb) {
if (Env.adminEmail === false) {
Quota.applyCustomLimits(Env);
if (Env.allowSubscriptions === false) { return; }
if (Env.blockDailyCheck === true) { return; }
throw new Error("allowSubscriptions must be false if adminEmail is false");
}

86
lib/defaults.js
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@ -0,0 +1,86 @@
var Default = module.exports;
Default.commonCSP = function (domain) {
domain = ' ' + domain;
// Content-Security-Policy
return [
"default-src 'none'",
"style-src 'unsafe-inline' 'self' " + domain,
"font-src 'self' data:" + domain,
/* child-src is used to restrict iframes to a set of allowed domains.
* connect-src is used to restrict what domains can connect to the websocket.
*
* it is recommended that you configure these fields to match the
* domain which will serve your CryptPad instance.
*/
"child-src blob: *",
// IE/Edge
"frame-src blob: *",
/* this allows connections over secure or insecure websockets
if you are deploying to production, you'll probably want to remove
the ws://* directive, and change '*' to your domain
*/
"connect-src 'self' ws: wss: blob:" + domain,
// data: is used by codemirror
"img-src 'self' data: blob:" + domain,
"media-src * blob:",
// for accounts.cryptpad.fr authentication and cross-domain iframe sandbox
"frame-ancestors *",
""
];
};
Default.contentSecurity = function (domain) {
return (Default.commonCSP(domain).join('; ') + "script-src 'self' " + domain).replace(/\s+/g, ' ');
};
Default.padContentSecurity = function (domain) {
return (Default.commonCSP(domain).join('; ') + "script-src 'self' 'unsafe-eval' 'unsafe-inline' " + domain).replace(/\s+/g, ' ');
};
Default.httpHeaders = function () {
return {
"X-XSS-Protection": "1; mode=block",
"X-Content-Type-Options": "nosniff",
"Access-Control-Allow-Origin": "*"
};
};
Default.mainPages = function () {
return [
'index',
'privacy',
'terms',
'about',
'contact',
'what-is-cryptpad',
'features',
'faq',
'maintenance'
];
};
/* By default the CryptPad server will run scheduled tasks every five minutes
* If you want to run scheduled tasks in a separate process (like a crontab)
* you can disable this behaviour by setting the following value to true
*/
//disableIntegratedTasks: false,
/* CryptPad's file storage adaptor closes unused files after a configurable
* number of milliseconds (default 30000 (30 seconds))
*/
// channelExpirationMs: 30000,
/* CryptPad's file storage adaptor is limited by the number of open files.
* When the adaptor reaches openFileLimit, it will clean up older files
*/
//openFileLimit: 2048,

9
lib/historyKeeper.js
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@ -65,10 +65,13 @@ module.exports.create = function (config, cb) {
WARN: WARN,
flushCache: config.flushCache,
adminEmail: config.adminEmail,
allowSubscriptions: config.allowSubscriptions,
myDomain: config.myDomain,
allowSubscriptions: config.allowSubscriptions === true,
blockDailyCheck: config.blockDailyCheck === true,
myDomain: config.httpUnsafeOrigin,
// XXX not included in the config...
mySubdomain: config.mySubdomain,
customLimits: config.customLimits,
customLimits: config.customLimits || {},
// FIXME this attribute isn't in the default conf
// but it is referenced in Quota
domain: config.domain

20
lib/load-config.js
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@ -1,7 +1,7 @@
/* jslint node: true */
"use strict";
var config;
var configPath = process.env.CRYPTPAD_CONFIG || "../config/config";
var configPath = process.env.CRYPTPAD_CONFIG || "../config/config.js";
try {
config = require(configPath);
if (config.adminEmail === 'i.did.not.read.my.config@cryptpad.fr') {
@ -18,5 +18,23 @@ try {
}
config = require("../config/config.example");
}
var isPositiveNumber = function (n) {
return (!isNaN(n) && n >= 0);
};
if (!isPositiveNumber(config.inactiveTime)) {
config.inactiveTime = 90;
}
if (!isPositiveNumber(config.archiveRetentionTime)) {
config.archiveRetentionTime = 90;
}
if (!isPositiveNumber(config.maxUploadSize)) {
config.maxUploadSize = 20 * 1024 * 1024;
}
if (!isPositiveNumber(config.defaultStorageLimit)) {
config.defaultStorageLimit = 50 * 1024 * 1024;
}
module.exports = config;

2
scripts/check-accounts.js
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@ -4,7 +4,7 @@ var Config = require("../lib/load-config");
var Package = require("../package.json");
var body = JSON.stringify({
domain: Config.myDomain,
domain: Config.myDomain || Config.httpUnsafeOrigin,
subdomain: Config.mySubdomain || null,
adminEmail: Config.adminEmail,
version: Package.version,

74
server.js
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@ -8,6 +8,7 @@ var Package = require('./package.json');
var Path = require("path");
var nThen = require("nthen");
var Util = require("./lib/common-util");
var Default = require("./lib/defaults");
var config = require("./lib/load-config");
@ -35,6 +36,47 @@ if (process.env.PACKAGE) {
FRESH_KEY = +new Date();
}
(function () {
// you absolutely must provide an 'httpUnsafeOrigin'
if (typeof(config.httpUnsafeOrigin) !== 'string') {
throw new Error("No 'httpUnsafeOrigin' provided");
}
config.httpUnsafeOrigin = config.httpUnsafeOrigin.trim();
// fall back to listening on a local address
// if httpAddress is not a string
if (typeof(config.httpAddress) !== 'string') {
config.httpAddress = '127.0.0.1';
}
// listen on port 3000 if a valid port number was not provided
if (typeof(config.httpPort) !== 'number' || config.httpPort > 65535) {
config.httpPort = 3000;
}
if (typeof(httpSafeOrigin) !== 'string') {
if (typeof(config.httpSafePort) !== 'number') {
config.httpSafePort = config.httpPort + 1;
}
if (DEV_MODE) { return; }
console.log(`
m m mm mmmmm mm m mmmmm mm m mmm m
# # # ## # "# #"m # # #"m # m" " #
" #"# # # # #mmmm" # #m # # # #m # # mm #
## ##" #mm# # "m # # # # # # # # #
# # # # # " # ## mm#mm # ## "mmm" #
`);
console.log("\nNo 'httpSafeOrigin' provided.");
console.log("Your configuration probably isn't taking advantage of all of CryptPad's security features!");
console.log("This is acceptable for development, otherwise your users may be at risk.\n");
console.log("Serving sandboxed content via port %s.\nThis is probably not what you want for a production instance!\n", config.httpSafePort);
}
}());
var configCache = {};
config.flushCache = function () {
configCache = {};
@ -47,11 +89,21 @@ config.flushCache = function () {
const clone = (x) => (JSON.parse(JSON.stringify(x)));
var setHeaders = (function () {
if (typeof(config.httpHeaders) !== 'object') { return function () {}; }
// load the default http headers unless the admin has provided their own via the config file
var headers;
var custom = config.httpHeaders;
// if the admin provided valid http headers then use them
if (custom && typeof(custom) === 'object' && !Array.isArray(custom)) {
headers = clone(custom);
} else {
// otherwise use the default
headers = Default.httpHeaders();
}
const headers = clone(config.httpHeaders);
if (config.contentSecurity) {
headers['Content-Security-Policy'] = clone(config.contentSecurity);
// next define the base Content Security Policy (CSP) headers
if (typeof(config.contentSecurity) === 'string') {
headers['Content-Security-Policy'] = config.contentSecurity;
if (!/;$/.test(headers['Content-Security-Policy'])) { headers['Content-Security-Policy'] += ';' }
if (headers['Content-Security-Policy'].indexOf('frame-ancestors') === -1) {
// backward compat for those who do not merge the new version of the config
@ -59,10 +111,16 @@ var setHeaders = (function () {
// It also fixes the cross-domain iframe.
headers['Content-Security-Policy'] += "frame-ancestors *;";
}
} else {
// use the default CSP headers constructed with your domain
headers['Content-Security-Policy'] = Default.contentSecurity(config.httpUnsafeOrigin);
}
const padHeaders = clone(headers);
if (config.padContentSecurity) {
padHeaders['Content-Security-Policy'] = clone(config.padContentSecurity);
if (typeof(config.padContentSecurity) === 'string') {
padHeaders['Content-Security-Policy'] = config.padContentSecurity;
} else {
padHeaders['Content-Security-Policy'] = Default.padContentSecurity(config.httpUnsafeOrigin);
}
if (Object.keys(headers).length) {
return function (req, res) {
@ -116,7 +174,7 @@ app.use(Express.static(__dirname + '/www'));
// FIXME I think this is a regression caused by a recent PR
// correct this hack without breaking the contributor's intended behaviour.
var mainPages = config.mainPages || ['index', 'privacy', 'terms', 'about', 'contact'];
var mainPages = config.mainPages || Default.mainPages();
var mainPagePattern = new RegExp('^\/(' + mainPages.join('|') + ').html$');
app.get(mainPagePattern, Express.static(__dirname + '/customize'));
app.get(mainPagePattern, Express.static(__dirname + '/customize.dist'));
@ -163,7 +221,7 @@ var serveConfig = (function () {
removeDonateButton: (config.removeDonateButton === true),
allowSubscriptions: (config.allowSubscriptions === true),
websocketPath: config.externalWebsocketURL,
httpUnsafeOrigin: config.httpUnsafeOrigin.replace(/^\s*/, ''),
httpUnsafeOrigin: config.httpUnsafeOrigin,
adminEmail: config.adminEmail,
adminKeys: admins,
inactiveTime: config.inactiveTime,

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