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server/DocService/sources/server.js
Alexander.Trofimov 5cc068db6c change license to 2017
2017-01-17 18:02:27 +03:00

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JavaScript
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/*
* (c) Copyright Ascensio System SIA 2010-2017
*
* This program is a free software product. You can redistribute it and/or
* modify it under the terms of the GNU Affero General Public License (AGPL)
* version 3 as published by the Free Software Foundation. In accordance with
* Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect
* that Ascensio System SIA expressly excludes the warranty of non-infringement
* of any third-party rights.
*
* This program is distributed WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For
* details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
*
* You can contact Ascensio System SIA at Lubanas st. 125a-25, Riga, Latvia,
* EU, LV-1021.
*
* The interactive user interfaces in modified source and object code versions
* of the Program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU AGPL version 3.
*
* Pursuant to Section 7(b) of the License you must retain the original Product
* logo when distributing the program. Pursuant to Section 7(e) we decline to
* grant you any rights under trademark law for use of our trademarks.
*
* All the Product's GUI elements, including illustrations and icon sets, as
* well as technical writing content are licensed under the terms of the
* Creative Commons Attribution-ShareAlike 4.0 International. See the License
* terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
*
*/
const cluster = require('cluster');
const configCommon = require('config');
const config = configCommon.get('services.CoAuthoring');
//process.env.NODE_ENV = config.get('server.mode');
const logger = require('./../../Common/sources/logger');
if (cluster.isMaster) {
const fs = require('fs');
const co = require('co');
//const numCPUs = require('os').cpus().length;
const license = require('./../../Common/sources/license');
//const cfgWorkerPerCpu = config.get('server.workerpercpu');
var licenseInfo, workersCount = 0;
const readLicense = function* () {
licenseInfo = yield* license.readLicense();
workersCount = Math.min(1, licenseInfo.count/*, Math.ceil(numCPUs * cfgWorkerPerCpu)*/);
};
const updateLicenseWorker = (worker) => {
worker.send({data: licenseInfo});
};
const updateWorkers = () => {
var i;
const arrKeyWorkers = Object.keys(cluster.workers);
if (arrKeyWorkers.length < workersCount) {
for (i = arrKeyWorkers.length; i < workersCount; ++i) {
const newWorker = cluster.fork();
logger.warn('worker %s started.', newWorker.process.pid);
}
} else {
for (i = workersCount; i < arrKeyWorkers.length; ++i) {
const killWorker = cluster.workers[arrKeyWorkers[i]];
if (killWorker) {
killWorker.kill();
}
}
}
};
const updateLicense = () => {
return co(function*() {
try {
yield* readLicense();
logger.warn('update cluster with %s workers', workersCount);
for (var i in cluster.workers) {
updateLicenseWorker(cluster.workers[i]);
}
updateWorkers();
} catch (err) {
logger.error('updateLicense error:\r\n%s', err.stack);
}
});
};
cluster.on('fork', (worker) => {
updateLicenseWorker(worker);
});
cluster.on('exit', (worker, code, signal) => {
logger.warn('worker %s died (code = %s; signal = %s).', worker.process.pid, code, signal);
updateWorkers();
});
updateLicense();
fs.watchFile(configCommon.get('license').get('license_file'), updateLicense);
setInterval(updateLicense, 86400000);
} else {
const express = require('express');
const http = require('http');
const urlModule = require('url');
const path = require('path');
const bodyParser = require("body-parser");
const mime = require('mime');
const forwarded = require('forwarded');
const docsCoServer = require('./DocsCoServer');
const canvasService = require('./canvasservice');
const converterService = require('./converterservice');
const fontService = require('./fontservice');
const fileUploaderService = require('./fileuploaderservice');
const constants = require('./../../Common/sources/constants');
const utils = require('./../../Common/sources/utils');
const configStorage = configCommon.get('storage');
var configIpFilter = configCommon.get('services.CoAuthoring.ipfilter');
var cfgIpFilterEseForRequest = configIpFilter.get('useforrequest');
const app = express();
var server = null;
logger.warn('Express server starting...');
server = http.createServer(app);
if (config.has('server.static_content')) {
var staticContent = config.get('server.static_content');
for (var i = 0; i < staticContent.length; ++i) {
var staticContentElem = staticContent[i];
app.use(staticContentElem['name'], express.static(staticContentElem['path'], staticContentElem['options']));
}
}
if (configStorage.has('fs.folderPath')) {
var cfgBucketName = configStorage.get('bucketName');
var cfgStorageFolderName = configStorage.get('storageFolderName');
app.use('/' + cfgBucketName + '/' + cfgStorageFolderName, (req, res, next) => {
var index = req.url.lastIndexOf('/');
if ('GET' === req.method && -1 != index) {
var contentDisposition = req.query['disposition'] || 'attachment';
var sendFileOptions = {
root: configStorage.get('fs.folderPath'),
dotfiles: 'deny',
headers: {
'Content-Disposition': contentDisposition
}
};
var urlParsed = urlModule.parse(req.url);
if (urlParsed && urlParsed.pathname) {
var filename = decodeURIComponent(path.basename(urlParsed.pathname));
sendFileOptions.headers['Content-Type'] = mime.lookup(filename);
}
var realUrl = req.url.substring(0, index);
res.sendFile(realUrl, sendFileOptions, (err) => {
if (err) {
logger.error(err);
res.status(err.status).end();
}
});
} else {
res.sendStatus(404)
}
});
}
function checkClientIp(req, res, next) {
var status = 0;
if (cfgIpFilterEseForRequest) {
var addresses = forwarded(req);
var ipString = addresses[addresses.length - 1];
status = utils.checkIpFilter(ipString);
}
if (status > 0) {
res.sendStatus(status);
} else {
next();
}
}
// Если захочется использовать 'development' и 'production',
// то с помощью app.settings.env (https://github.com/strongloop/express/issues/936)
// Если нужна обработка ошибок, то теперь она такая https://github.com/expressjs/errorhandler
docsCoServer.install(server, () => {
server.listen(config.get('server.port'), () => {
logger.warn("Express server listening on port %d in %s mode", config.get('server.port'), app.settings.env);
});
app.get('/index.html', (req, res) => {
res.send('Server is functioning normally. Version: ' + docsCoServer.version);
});
var rawFileParser = bodyParser.raw({ inflate: true, limit: config.get('server.limits_tempfile_upload'), type: '*/*' });
app.get('/coauthoring/CommandService.ashx', checkClientIp, rawFileParser, docsCoServer.commandFromServer);
app.post('/coauthoring/CommandService.ashx', checkClientIp, rawFileParser, docsCoServer.commandFromServer);
if (config.has('server.fonts_route')) {
var fontsRoute = config.get('server.fonts_route');
app.get('/' + fontsRoute + 'native/:fontname', fontService.getFont);
app.get('/' + fontsRoute + 'js/:fontname', fontService.getFont);
app.get('/' + fontsRoute + 'odttf/:fontname', fontService.getFont);
}
app.get('/ConvertService.ashx', checkClientIp, rawFileParser, converterService.convert);
app.post('/ConvertService.ashx', checkClientIp, rawFileParser, converterService.convert);
app.get('/FileUploader.ashx', checkClientIp, rawFileParser, fileUploaderService.uploadTempFile);
app.post('/FileUploader.ashx', checkClientIp, rawFileParser, fileUploaderService.uploadTempFile);
var docIdRegExp = new RegExp("^[" + constants.DOC_ID_PATTERN + "]*$", 'i');
app.param('docid', (req, res, next, val) => {
if (docIdRegExp.test(val)) {
next();
} else {
res.sendStatus(403);
}
});
app.param('index', (req, res, next, val) => {
if (!isNaN(parseInt(val))) {
next();
} else {
res.sendStatus(403);
}
});
app.post('/uploadold/:docid/:userid/:index/:jwt?', fileUploaderService.uploadImageFileOld);
app.post('/upload/:docid/:userid/:index/:jwt?', rawFileParser, fileUploaderService.uploadImageFile);
app.post('/downloadas/:docid', rawFileParser, canvasService.downloadAs);
app.get('/healthcheck', checkClientIp, converterService.convertHealthCheck);
});
process.on('message', (msg) => {
if (!docsCoServer) {
return;
}
docsCoServer.setLicenseInfo(msg.data);
});
}
process.on('uncaughtException', (err) => {
logger.error((new Date).toUTCString() + ' uncaughtException:', err.message);
logger.error(err.stack);
logger.shutdown(() => {
process.exit(1);
});
});