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initial rewrite

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This commit is contained in:
booo 2012-02-09 02:09:17 +01:00
parent e6e81135a7
commit c19444f6c9
12 changed files with 777 additions and 697 deletions
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123
node/server.js
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@ -1,6 +1,6 @@
/**
* This module is started with bin/run.sh. It sets up a Express HTTP and a Socket.IO Server.
* Static file Requests are answered directly from this module, Socket.IO messages are passed
* This module is started with bin/run.sh. It sets up a Express HTTP and a Socket.IO Server.
* Static file Requests are answered directly from this module, Socket.IO messages are passed
* to MessageHandler and minfied requests are passed to minified.
*/
@ -24,49 +24,50 @@ var log4js = require('log4js');
var os = require("os");
var socketio = require('socket.io');
var fs = require('fs');
var settings = require('./utils/Settings');
var parseSettings = require('./utils/Settings').parseSettings;
var db = require('./db/DB');
var async = require('async');
var express = require('express');
var path = require('path');
var minify = require('./utils/Minify');
var socketIORouter;
//try to get the git version
var version = "";
try
{
var rootPath = path.normalize(__dirname + "/../")
var rootPath = path.normalize(__dirname + "/../");
var ref = fs.readFileSync(rootPath + ".git/HEAD", "utf-8");
var refPath = rootPath + ".git/" + ref.substring(5, ref.indexOf("\n"));
version = fs.readFileSync(refPath, "utf-8");
version = version.substring(0, 7);
console.log("Your Etherpad Lite git version is " + version);
}
catch(e)
catch(e)
{
console.warn("Can't get git version for server header\n" + e.message)
console.warn("Can't get git version for server header\n" + e.message);
}
console.log("Report bugs at https://github.com/Pita/etherpad-lite/issues")
console.log("Report bugs at https://github.com/Pita/etherpad-lite/issues");
var serverName = "Etherpad-Lite " + version + " (http://j.mp/ep-lite)";
var settings = parseSettings(__dirname + '/../settings.json');
//cache 6 hours
exports.maxAge = 1000*60*60*6;
//set loglevel
log4js.setGlobalLogLevel(settings.loglevel);
log4js.setGlobalLogLevel(settings.logLevel);
async.waterfall([
//initalize the database
function (callback)
{
db.init(callback);
db.init(settings, callback);
},
//TOD rename dbInstance
//initalize the http server
function (callback)
{
function (dbInstance, callback) {
//create server
var app = express.createServer();
@ -81,43 +82,67 @@ async.waterfall([
//preconditions i.e. sanitize urls
require('./routes/preconditions')(app);
var PadManager = require('./db/PadManager').PadManager;
var ReadOnlyManager = require('./db/ReadOnlyManager').ReadOnlyManager;
var SecurityManager = require('./db/SecurityManager').SecurityManager;
var AuthorManager = require('./db/AuthorManager').AuthorManager;
var GroupManager = require('./db/GroupManager').GroupManager;
var SessionManager = require('./db/SessionManager').SessionManager;
//load modules that needs a initalized db
app.readOnlyManager = require("./db/ReadOnlyManager");
app.readOnlyManager = new ReadOnlyManager(dbInstance);
app.authorManager = new AuthorManager(dbInstance);
app.padManager = new PadManager(settings, dbInstance, app.authorManager, app.readOnlyManager);
app.groupManager = new GroupManager(dbInstance, app.padManager, null);
app.sessionManager = new SessionManager(dbInstance, app.groupManager, app.authorManager);
app.securityManager = new SecurityManager(settings, dbInstance, app.authorManager, app.padManager, app.sessionManager);
app.exporthtml = require("./utils/ExportHtml");
app.exportHandler = require('./handler/ExportHandler');
app.importHandler = require('./handler/ImportHandler');
app.apiHandler = require('./handler/APIHandler');
app.padManager = require('./db/PadManager');
app.securityManager = require('./db/SecurityManager');
socketIORouter = require("./handler/SocketIORouter");
//install logging
//app.apiHandler = require('./handler/APIHandler');
var SocketIORouter = require("./handler/SocketIORouter").SocketIORouter;
//install logging
var httpLogger = log4js.getLogger("http");
app.configure(function()
app.configure(function()
{
// Activate http basic auth if it has been defined in settings.json
if(settings.httpAuth != null) app.use(basic_auth);
// If the log level specified in the config file is WARN or ERROR the application server never starts listening to requests as reported in issue #158.
// Not installing the log4js connect logger when the log level has a higher severity than INFO since it would not log at that level anyway.
if (!(settings.loglevel === "WARN" || settings.loglevel == "ERROR"))
if (!(settings.loglevel === "WARN" || settings.loglevel == "ERROR")) {
app.use(log4js.connectLogger(httpLogger, { level: log4js.levels.INFO, format: ':status, :method :url'}));
}
app.use(express.cookieParser());
});
app.error(function(err, req, res, next){
res.send(500);
console.error(err.stack ? err.stack : err.toString());
gracefulShutdown();
});
//serve static files
app.get('/static/js/require-kernel.js', function (req, res, next) {
res.header("Content-Type","application/javascript; charset: utf-8");
res.write(minify.requireDefinition());
res.end();
});
//serve minified files
app.get('/minified/:filename', minify.minifyJS);
@ -130,7 +155,7 @@ async.waterfall([
return;
}
}
res.header('WWW-Authenticate', 'Basic realm="Protected Area"');
if (req.headers.authorization) {
setTimeout(function () {
@ -147,7 +172,7 @@ async.waterfall([
require('./routes/export')(app);
require('./routes/api')(app);
//require('./routes/api')(app);
require('./routes/debug')(app);
@ -168,24 +193,24 @@ async.waterfall([
{
console.error(err);
}
//ensure there is only one graceful shutdown running
if(onShutdown) return;
onShutdown = true;
console.log("graceful shutdown...");
//stop the http server
app.close();
//do the db shutdown
db.db.doShutdown(function()
dbInstance.doShutdown(function()
{
console.log("db sucessfully closed.");
process.exit(0);
});
setTimeout(function(){
process.exit(1);
}, 3000);
@ -198,22 +223,22 @@ async.waterfall([
//https://github.com/joyent/node/issues/1553
process.on('SIGINT', gracefulShutdown);
}
process.on('uncaughtException', gracefulShutdown);
//init socket.io and redirect all requests to the MessageHandler
var io = socketio.listen(app);
//this is only a workaround to ensure it works with all browers behind a proxy
//we should remove this when the new socket.io version is more stable
io.set('transports', ['xhr-polling']);
var socketIOLogger = log4js.getLogger("socket.io");
io.set('logger', {
debug: function (str)
{
socketIOLogger.debug.apply(socketIOLogger, arguments);
},
},
info: function (str)
{
socketIOLogger.info.apply(socketIOLogger, arguments);
@ -227,19 +252,25 @@ async.waterfall([
socketIOLogger.error.apply(socketIOLogger, arguments);
},
});
//minify socket.io javascript
if(settings.minify)
io.enable('browser client minification');
var padMessageHandler = require("./handler/PadMessageHandler");
var timesliderMessageHandler = require("./handler/TimesliderMessageHandler");
var PadMessageHandler = require("./handler/PadMessageHandler").PadMessageHandler;
app.padMessageHandler = new PadMessageHandler(app.settings, app.padManager, app.authorManager, app.readOnlyManager, app.securityManager);
//var timesliderMessageHandler = require("./handler/TimesliderMessageHandler");
//Initalize the Socket.IO Router
socketIORouter.setSocketIO(io);
socketIORouter.addComponent("pad", padMessageHandler);
socketIORouter.addComponent("timeslider", timesliderMessageHandler);
callback(null);
//
app.socketIORouter = new SocketIORouter(app.securityManager);
app.socketIORouter.setSocketIO(io);
app.socketIORouter.addComponent("pad", app.padMessageHandler);
//socketIORouter.addComponent("timeslider", timesliderMessageHandler);
callback(null);
}
]);