ansuz
GitHub
commit
721cb8fed1
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@ -1,3 +1,4 @@
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datastore
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www/bower_components/*
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node_modules
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/config.js
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|
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@ -33,7 +33,13 @@ const sendChannelMessage = function (ctx, channel, msgStruct) {
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}
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});
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if (USE_HISTORY_KEEPER && msgStruct[2] === 'MSG') {
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ctx.store.message(channel.id, JSON.stringify(msgStruct), function () { });
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ctx.store.message(channel.id, JSON.stringify(msgStruct), function (err) {
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if (err && typeof(err) !== 'function') {
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// ignore functions because older datastores
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// might pass waitFors into the callback
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console.log("Error writing message: " + err);
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}
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});
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}
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};
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@ -90,7 +96,11 @@ const getHistory = function (ctx, channelName, handler, cb) {
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var messageBuf = [];
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ctx.store.getMessages(channelName, function (msgStr) {
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messageBuf.push(JSON.parse(msgStr));
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}, function () {
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}, function (err) {
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if (err) {
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console.log("Error getting messages " + err.stack);
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// TODO: handle this better
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}
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var startPoint;
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var cpCount = 0;
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var msgBuff2 = [];
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@ -17,52 +17,30 @@ module.exports = {
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*/
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logToStdout: false,
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/* Cryptpad can be configured to remove channels some number of ms
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after the last remaining client has disconnected.
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Default behaviour is to keep channels forever.
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If you enable channel removal, the default removal time is one minute
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/*
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Cryptpad stores each document in an individual file on your hard drive.
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Specify a directory where files should be stored.
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It will be created automatically if it does not already exist.
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*/
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removeChannels: false,
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channelRemovalTimeout: 60000,
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filePath: './datastore/',
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// You now have a choice of storage engines
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/*
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You have the option of specifying an alternative storage adaptor.
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These status of these alternatives are specified in their READMEs,
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which are available at the following URLs:
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/* amnesiadb only exists in memory.
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* it will not persist across server restarts
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* it will not scale well if your server stays alive for a long time.
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* but it is completely dependency free
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*/
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//storage: './storage/amnesia',
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mongodb: a noSQL database
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https://github.com/xwiki-labs/cryptpad-mongo-store
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amnesiadb: in memory storage
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https://github.com/xwiki-labs/cryptpad-amnesia-store
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leveldb: a simple, fast, key-value store
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https://github.com/xwiki-labs/cryptpad-level-store
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sql: an adaptor for a variety of sql databases via knexjs
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https://github.com/xwiki-labs/cryptpad-sql-store
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/* the 'lvl' storage module uses leveldb
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* it persists, and will perform better than amnesiadb
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* you will need to run 'npm install level' to use it
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*
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* you can provide a path to a database folder, which will be created
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* if it does not already exist. If you use level and do not pass a path
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* it will be created at cryptpad/test.level.db
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*
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* to delete all pads, run `rm -rf $YOUR_DB`
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*/
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storage: './storage/lvl',
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levelPath: './test.level.db'
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/* mongo is the original storage engine for cryptpad
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* it has been more thoroughly tested, but requires a little more setup
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*/
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// storage: './storage/mongo',
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/* this url is accessible over the internet, it is useful for testing
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* but should not be used in production
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*/
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// mongoUri: "mongodb://demo_user:demo_password@ds027769.mongolab.com:27769/demo_database",
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/* mongoUri should really be used to refer to a local installation of mongodb
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* to install the mongodb client, run `npm install mongodb`
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*/
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// mongoUri: "mongodb://localhost:27017/cryptpad",
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// mongoCollectionName: 'cryptpad',
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For the most up to date solution, use the default storage adaptor.
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*/
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storage: './storage/file',
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/* it is recommended that you serve cryptpad over https
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* the filepaths below are used to configure your certificates
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@ -0,0 +1,65 @@
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#!/usr/bin/env node
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/* globals process */
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var Config = require("./config");
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var Fs = require("fs");
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var Storage = require(Config.storage);
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var args = process.argv.slice(2);
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if (!args.length) {
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console.log("Insufficient arguments!");
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console.log("Pass a path to a database backup!");
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process.exit();
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}
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var dump = Fs.readFileSync(args[0], 'utf-8');
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var ready = function (store) {
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var lock = 0;
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dump.split(/\n/)
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.filter(function (line) {
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return line;
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})
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.forEach(function (line, i) {
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lock++;
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var parts;
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var channel;
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var msg;
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line.replace(/^(.*?)\|(.*)$/, function (all, c, m) {
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channel = c;
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msg = m;
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return '';
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});
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if (!channel || !msg) {
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console.log("BAD LINE on line %s", i);
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return;
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}
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try {
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JSON.parse(msg);
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} catch (err) {
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console.log("BAD LINE on line %s", i);
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console.log(msg);
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console.log();
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}
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store.message(channel, msg, function () {
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console.log(line);
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lock--;
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if (!lock) {
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console.log("DONE");
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process.exit(0);
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}
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});
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});
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};
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Storage.create(Config, function (store) {
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console.log("READY");
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ready(store);
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});
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@ -5,7 +5,6 @@
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"dependencies": {
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"express": "~4.10.1",
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"ws": "^1.0.1",
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"level": "~1.4.0",
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"nthen": "~0.1.0"
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},
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"devDependencies": {
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@ -1,56 +0,0 @@
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/*
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As the log statement says, this module does nothing to persist your data
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across sessions. If your process crashes for any reason, all pads will die.
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This might be useful if you want to debug other parts of the codebase, if
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you want to test out cryptpad without installing mongodb locally, or if
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you don't want to rely on a remote db like the one at mongolab.com.
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Maybe you just like the idea of a forgetful pad? To use this module, edit
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config.js to include a directive `storage: './storage/amnesia'
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Enjoy!
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*/
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module.exports.create = function(conf, cb){
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console.log("Loading amnesiadb. This is a horrible idea in production,"+
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" as data *will not* persist\n");
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var db=[],
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index=0;
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if (conf.removeChannels) {
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console.log("Server is set to remove channels %sms after the last remaining client leaves.", conf.channelRemovalTimeout);
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}
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cb({
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message: function(channelName, content, cb){
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var val = {
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id:index++,
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chan: channelName,
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msg: content,
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time: new Date().getTime(),
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};
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db.push(val);
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if (cb) { cb(); }
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},
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getMessages: function(channelName, handler, cb){
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db.sort(function(a,b){
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return a.id - b.id;
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});
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db.filter(function(val){
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return val.chan === channelName;
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}).forEach(function(doc){
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handler(doc.msg);
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});
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if (cb) { cb(); }
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},
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removeChannel: function (channelName, cb) {
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var err = false;
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db = db.filter(function (msg) {
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return msg.chan !== channelName;
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});
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cb(err);
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},
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});
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};
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197
storage/file.js
197
storage/file.js
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@ -1,22 +1,195 @@
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var Fs = require("fs");
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var Path = require("path");
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var nThen = require("nthen");
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var insert = function (env, channel, content, cb) {
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var mkPath = function (env, channelId) {
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return Path.join(env.root, channelId.slice(0, 2), channelId) + '.ndjson';
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};
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var getMessages = function (env, channelName, msgHandler, cb) {
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var readMessages = function (path, msgHandler, cb) {
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var remainder = '';
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var stream = Fs.createReadStream(path, 'utf8');
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var complete = function (err) {
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var _cb = cb;
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cb = undefined;
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if (_cb) { _cb(err); }
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};
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stream.on('data', function (chunk) {
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var lines = chunk.split('\n');
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lines[0] = remainder + lines[0];
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remainder = lines.pop();
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lines.forEach(msgHandler);
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});
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stream.on('end', function () {
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msgHandler(remainder);
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complete();
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});
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stream.on('error', function (e) { complete(e); });
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};
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var checkPath = function (path, callback) {
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Fs.stat(path, function (err, stats) {
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if (!err) {
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callback(undefined, true);
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return;
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}
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if (err.code !== 'ENOENT') {
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callback(err);
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return;
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}
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var dirPath = path.replace(/\/[^\/]*$/, '/');
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Fs.mkdir(dirPath, function (err) {
|
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if (err && err.code !== 'EEXIST') {
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callback(err);
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return;
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}
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callback(undefined, false);
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});
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});
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};
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var getChannel = function (env, id, callback) {
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if (env.channels[id]) {
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var chan = env.channels[id];
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if (chan.whenLoaded) {
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chan.whenLoaded.push(callback);
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} else {
|
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callback(undefined, chan);
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}
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return;
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}
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var channel = env.channels[id] = {
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atime: +new Date(),
|
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messages: [],
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writeStream: undefined,
|
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whenLoaded: [ callback ],
|
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onError: [ ]
|
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};
|
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var complete = function (err) {
|
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var whenLoaded = channel.whenLoaded;
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// no guarantee stream.on('error') will not cause this to be called multiple times
|
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if (!whenLoaded) { return; }
|
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channel.whenLoaded = undefined;
|
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if (err) {
|
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delete env.channels[id];
|
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}
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whenLoaded.forEach(function (wl) { wl(err, (err) ? undefined : channel); });
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};
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var path = mkPath(env, id);
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var fileExists;
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var errorState;
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nThen(function (waitFor) {
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checkPath(path, waitFor(function (err, exists) {
|
||||
if (err) {
|
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errorState = true;
|
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complete(err);
|
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return;
|
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}
|
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fileExists = exists;
|
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}));
|
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}).nThen(function (waitFor) {
|
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if (errorState) { return; }
|
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if (!fileExists) { return; }
|
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readMessages(path, function (msg) {
|
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channel.messages.push(msg);
|
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}, waitFor(function (err) {
|
||||
if (err) {
|
||||
errorState = true;
|
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complete(err);
|
||||
}
|
||||
}));
|
||||
}).nThen(function (waitFor) {
|
||||
if (errorState) { return; }
|
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var stream = channel.writeStream = Fs.createWriteStream(path, { flags: 'a' });
|
||||
stream.on('open', waitFor());
|
||||
stream.on('error', function (err) {
|
||||
// this might be called after this nThen block closes.
|
||||
if (channel.whenLoaded) {
|
||||
complete(err);
|
||||
} else {
|
||||
channel.onError.forEach(function (handler) {
|
||||
handler(err);
|
||||
});
|
||||
}
|
||||
});
|
||||
}).nThen(function (waitFor) {
|
||||
if (errorState) { return; }
|
||||
complete();
|
||||
});
|
||||
};
|
||||
|
||||
var message = function (env, chanName, msg, cb) {
|
||||
getChannel(env, chanName, function (err, chan) {
|
||||
if (err) {
|
||||
cb(err);
|
||||
return;
|
||||
}
|
||||
var complete = function (err) {
|
||||
var _cb = cb;
|
||||
cb = undefined;
|
||||
if (_cb) { _cb(err); }
|
||||
};
|
||||
chan.onError.push(complete);
|
||||
chan.writeStream.write(msg + '\n', function () {
|
||||
chan.onError.splice(chan.onError.indexOf(complete) - 1, 1);
|
||||
if (!cb) { return; }
|
||||
chan.messages.push(msg);
|
||||
chan.atime = +new Date();
|
||||
complete();
|
||||
});
|
||||
});
|
||||
};
|
||||
|
||||
var getMessages = function (env, chanName, handler, cb) {
|
||||
getChannel(env, chanName, function (err, chan) {
|
||||
if (err) {
|
||||
cb(err);
|
||||
return;
|
||||
}
|
||||
try {
|
||||
chan.messages
|
||||
.forEach(function (message) {
|
||||
if (!message) { return; }
|
||||
handler(message);
|
||||
});
|
||||
} catch (err2) {
|
||||
console.error(err2);
|
||||
cb(err2);
|
||||
return;
|
||||
}
|
||||
chan.atime = +new Date();
|
||||
cb();
|
||||
});
|
||||
};
|
||||
|
||||
var removeChannel = function (env, channelName, cb) {
|
||||
var filename = Path.join(env.root, channelName.slice(0, 2), channelName + '.ndjson');
|
||||
Fs.unlink(filename, cb);
|
||||
};
|
||||
|
||||
module.exports.create = function (conf, cb) {
|
||||
var env = {};
|
||||
|
||||
cb({
|
||||
message: function (channelName, content, cb) {
|
||||
insert(env, channelName, content, cb);
|
||||
},
|
||||
getMessages: function (channelName, msgHandler, cb) {
|
||||
getMessages(env, channelName, msgHandler, cb);
|
||||
},
|
||||
var env = {
|
||||
root: conf.filePath || './datastore',
|
||||
channels: { },
|
||||
};
|
||||
console.log('storing data in ' + env.root);
|
||||
Fs.mkdir(env.root, function (err) {
|
||||
if (err && err.code !== 'EEXIST') {
|
||||
// TODO: somehow return a nice error
|
||||
throw err;
|
||||
}
|
||||
cb({
|
||||
message: function (channelName, content, cb) {
|
||||
message(env, channelName, content, cb);
|
||||
},
|
||||
getMessages: function (channelName, msgHandler, cb) {
|
||||
getMessages(env, channelName, msgHandler, cb);
|
||||
},
|
||||
removeChannel: function (channelName, cb) {
|
||||
removeChannel(env, channelName, function (err) {
|
||||
cb(err);
|
||||
});
|
||||
},
|
||||
});
|
||||
});
|
||||
};
|
||||
|
|
|
|||
|
|
@ -1,51 +0,0 @@
|
|||
var kad=require("kad");
|
||||
var levelup=require("levelup");
|
||||
|
||||
/*
|
||||
THiS FILE IS NOT PRODUCTION READY
|
||||
DON'T USE IT!
|
||||
*/
|
||||
|
||||
module.exports.create=function(conf,cb){
|
||||
var dht= kad({
|
||||
address:conf.kadAddress,
|
||||
port:conf.kadPort,
|
||||
storage:levelup(conf.kadStore),
|
||||
seeds:conf.kadSeeds,
|
||||
transport: kad.transports.UDP,
|
||||
});
|
||||
|
||||
var getIndex=function(cName,f){
|
||||
dht.get(cName+'=>index',function(e,out){
|
||||
e && console.error(e) || f(Number(out));
|
||||
});
|
||||
};
|
||||
|
||||
cb({
|
||||
message:function(cName, content, cb){
|
||||
getIndex(cName, function(index){
|
||||
index+=1;
|
||||
dht.put(cName+'=>index', ''+index,function(e){
|
||||
e && console.error("ERROR updating index (%s): %s",index,e) ||
|
||||
console.log("PUT SUCCESS: %s", cName+'=>index')
|
||||
});
|
||||
dht.put(cName+'=>'+index, content, function(e){
|
||||
e && console.error("ERROR updating value at %s: %s",cName+'=>'+index,e)||
|
||||
console.log("PUT SUCCESS: %s", cName+'=>index')
|
||||
cb();
|
||||
});
|
||||
});
|
||||
},
|
||||
getMessages: function(cName, cb){
|
||||
getIndex(cName, function(index){
|
||||
for(var i=index;i>=0;i--){
|
||||
dht.get(cName+'=>'+i,function(e,out){
|
||||
if(e) return console.error("DHT GET ERROR: %s",e);
|
||||
console.log("GET SUCCESS: %s", cName+'=>index')
|
||||
cb(out);
|
||||
});
|
||||
}
|
||||
});
|
||||
},
|
||||
});
|
||||
};
|
||||
|
|
@ -1,73 +0,0 @@
|
|||
var Level = require("level");
|
||||
var nThen = require('nthen');
|
||||
|
||||
var getIndex = function(db, cName, cb) {
|
||||
db.get(cName+'=>index', function(e, out){
|
||||
if (e) {
|
||||
if (e.notFound) {
|
||||
cb(-1);
|
||||
} else {
|
||||
throw e;
|
||||
}
|
||||
return;
|
||||
}
|
||||
cb(parseInt(out));
|
||||
});
|
||||
};
|
||||
|
||||
var insert = function (db, channelName, content, cb) {
|
||||
var index;
|
||||
var doIt = function () {
|
||||
db.locked = true;
|
||||
nThen(function (waitFor) {
|
||||
getIndex(db, channelName, waitFor(function (i) { index = i+1; }));
|
||||
}).nThen(function (waitFor) {
|
||||
db.put(channelName+'=>'+index, content, waitFor(function (e) { if (e) { throw e; } }));
|
||||
}).nThen(function (waitFor) {
|
||||
db.put(channelName+'=>index', ''+index, waitFor(function (e) { if (e) { throw e; } }));
|
||||
}).nThen(function (waitFor) {
|
||||
db.locked = false;
|
||||
if (!db.queue.length) { return; }
|
||||
db.queue.shift()();
|
||||
}).nThen(cb);
|
||||
};
|
||||
if (db.locked) {
|
||||
db.queue.push(doIt);
|
||||
} else {
|
||||
doIt();
|
||||
}
|
||||
};
|
||||
|
||||
var getMessages = function (db, channelName, msgHandler, cb) {
|
||||
var index;
|
||||
nThen(function (waitFor) {
|
||||
getIndex(db, channelName, waitFor(function (i) {
|
||||
index = i;
|
||||
}));
|
||||
}).nThen(function (waitFor) {
|
||||
var again = function (i) {
|
||||
db.get(channelName + '=>' + i, waitFor(function (e, out) {
|
||||
if (e) { throw e; }
|
||||
msgHandler(out);
|
||||
if (i < index) { again(i+1); }
|
||||
else if (cb) { cb(); }
|
||||
}));
|
||||
};
|
||||
if (index > -1) { again(0); }
|
||||
else if (cb) { cb(); }
|
||||
});
|
||||
};
|
||||
|
||||
module.exports.create = function (conf, cb) {
|
||||
var db = Level(conf.levelPath || './test.level.db');
|
||||
db.locked = false;
|
||||
db.queue = [];
|
||||
cb({
|
||||
message: function (channelName, content, cb) {
|
||||
insert(db, channelName, content, cb);
|
||||
},
|
||||
getMessages: function (channelName, msgHandler, cb) {
|
||||
getMessages(db, channelName, msgHandler, cb);
|
||||
}
|
||||
});
|
||||
};
|
||||
|
|
@ -1,61 +0,0 @@
|
|||
/*
|
||||
* Copyright 2014 XWiki SAS
|
||||
*
|
||||
* This program is free software: you can redistribute it and/or modify
|
||||
* it under the terms of the GNU Affero General Public License as published by
|
||||
* the Free Software Foundation, either version 3 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
* GNU Affero General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Affero General Public License
|
||||
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
var MongoClient = require('mongodb').MongoClient;
|
||||
|
||||
var MONGO_URI = "mongodb://demo_user:demo_password@ds027769.mongolab.com:27769/demo_database";
|
||||
var COLLECTION_NAME = 'cryptpad';
|
||||
|
||||
var insert = function (coll, channelName, content, cb) {
|
||||
var val = {chan: channelName, msg:content, time: (new Date()).getTime()};
|
||||
coll.insertOne(val, {}, function (err, r) {
|
||||
console.log(r);
|
||||
if (err || (r.insertedCount !== 1)) {
|
||||
console.log('failed to insert ' + err);
|
||||
return;
|
||||
}
|
||||
cb();
|
||||
});
|
||||
};
|
||||
|
||||
var getMessages = function (coll, channelName, cb) {
|
||||
// find entries with a matching channelname
|
||||
coll.find({chan:channelName})
|
||||
// sort by _id, ascending
|
||||
.sort( { _id: 1 } )
|
||||
// iterate over entries
|
||||
.forEach(function (doc) {
|
||||
cb(doc.msg);
|
||||
}, function (err) {
|
||||
if (!err) { return; }
|
||||
console.log('error ' + err);
|
||||
});
|
||||
};
|
||||
|
||||
module.exports.create = function (conf, cb) {
|
||||
MongoClient.connect(conf.mongoUri, function(err, db) {
|
||||
var coll = db.collection(conf.mongoCollectionName);
|
||||
if (err) { throw err; }
|
||||
cb({
|
||||
message: function (channelName, content, cb) {
|
||||
insert(coll, channelName, content, cb);
|
||||
},
|
||||
getMessages: function (channelName, msgHandler) {
|
||||
getMessages(coll, channelName, msgHandler);
|
||||
}
|
||||
});
|
||||
});
|
||||
};
|
||||
|
|
@ -1,58 +0,0 @@
|
|||
var Knex = require("knex");
|
||||
|
||||
var getMessages = function (knex, channel, msgHandler, cb) {
|
||||
return knex('messages')
|
||||
.where({
|
||||
channel: channel,
|
||||
})
|
||||
.select('*')
|
||||
.then(function (rows) {
|
||||
rows.forEach(function (row) {
|
||||
msgHandler(row.content);
|
||||
});
|
||||
cb();
|
||||
})
|
||||
.catch(function (e) {
|
||||
console.error(e);
|
||||
cb();
|
||||
});
|
||||
};
|
||||
|
||||
var insert = function (knex, channel, content, cb) {
|
||||
knex.table('messages').insert({
|
||||
channel: channel,
|
||||
content: content,
|
||||
})
|
||||
.then(function () {
|
||||
cb();
|
||||
});
|
||||
};
|
||||
|
||||
module.exports.create = function (conf, cb) {
|
||||
var knex = Knex({
|
||||
dialect: 'sqlite3',
|
||||
connection: conf.dbConnection,
|
||||
useNullAsDefault: true,
|
||||
});
|
||||
|
||||
knex.schema.hasTable('messages').then(function (exists) {
|
||||
if (exists) { return; }
|
||||
|
||||
return knex.schema.createTable('messages', function (table) {
|
||||
table.increments('id');
|
||||
table.string('content');
|
||||
table.string('channel');
|
||||
table.timestamps();
|
||||
});
|
||||
})
|
||||
.then(function () {
|
||||
cb({
|
||||
message: function (channelName, content, cb) {
|
||||
insert(knex, channelName, content, cb);
|
||||
},
|
||||
getMessages: function (channelName, msgHandler, cb) {
|
||||
getMessages(knex, channelName, msgHandler, cb);
|
||||
},
|
||||
});
|
||||
});
|
||||
};
|
||||
Loading…
Reference in New Issue