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Limit dump size to 1MB

This commit is contained in:
calzoneman 2013-08-13 10:46:18 -04:00
parent 9c22fbc462
commit 817d5b85e0
1 changed files with 106 additions and 90 deletions
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86
channel.js
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@ -142,21 +142,36 @@ Channel.prototype.hasPermission = function(user, key) {
/* REGION Channel data */ /* REGION Channel data */
Channel.prototype.loadDump = function() { Channel.prototype.loadDump = function() {
fs.readFile("chandump/" + this.name, function(err, data) { var self = this;
fs.stat("chandump/" + this.name, function (err, stats) {
if(!err) {
var mb = stats.size / 1048576;
mb = parseInt(mb * 100) / 100;
if(mb > 1) {
Logger.errlog.log("Large chandump detected: " + self.name +
" (" + mb + " MB)");
self.updateMotd("Your channel file has exceeded the " +
"maximum size of 1MB and cannot be " +
"loaded. Please ask an administrator " +
"for assistance in restoring it.");
return;
}
}
fs.readFile("chandump/" + self.name, function(err, data) {
if(err) { if(err) {
if(err.code == "ENOENT") { if(err.code == "ENOENT") {
Logger.errlog.log("WARN: missing dump for " + this.name); Logger.errlog.log("WARN: missing dump for " + self.name);
this.initialized = true; self.initialized = true;
this.saveDump(); self.saveDump();
} }
else { else {
Logger.errlog.log("Failed to open channel dump " + this.name); Logger.errlog.log("Failed to open channel dump " + self.name);
Logger.errlog.log(err); Logger.errlog.log(err);
} }
return; return;
} }
try { try {
this.logger.log("*** Loading channel dump from disk"); self.logger.log("*** Loading channel dump from disk");
data = JSON.parse(data); data = JSON.parse(data);
/* Load the playlist */ /* Load the playlist */
@ -167,22 +182,22 @@ Channel.prototype.loadDump = function() {
for(var i = 0; i < data.queue.length; i++) { for(var i = 0; i < data.queue.length; i++) {
var e = data.queue[i]; var e = data.queue[i];
var m = new Media(e.id, e.title, e.seconds, e.type); var m = new Media(e.id, e.title, e.seconds, e.type);
var p = this.playlist.makeItem(m); var p = self.playlist.makeItem(m);
p.queueby = data.queue[i].queueby ? data.queue[i].queueby p.queueby = data.queue[i].queueby ? data.queue[i].queueby
: ""; : "";
p.temp = e.temp; p.temp = e.temp;
this.playlist.items.append(p); self.playlist.items.append(p);
if(i == data.position) if(i == data.position)
this.playlist.current = p; self.playlist.current = p;
} }
this.sendAll("playlist", this.playlist.items.toArray()); self.sendAll("playlist", self.playlist.items.toArray());
this.broadcastPlaylistMeta(); self.broadcastPlaylistMeta();
this.playlist.startPlayback(); self.playlist.startPlayback();
} }
// Current // Current
else if(data.playlist) { else if(data.playlist) {
var chan = this; var chan = self;
this.playlist.load(data.playlist, function() { self.playlist.load(data.playlist, function() {
chan.sendAll("playlist", chan.playlist.items.toArray()); chan.sendAll("playlist", chan.playlist.items.toArray());
chan.broadcastPlaylistMeta(); chan.broadcastPlaylistMeta();
chan.playlist.startPlayback(data.playlist.time); chan.playlist.startPlayback(data.playlist.time);
@ -192,18 +207,18 @@ Channel.prototype.loadDump = function() {
// Gotta love backwards compatibility // Gotta love backwards compatibility
if(key == "customcss" || key == "customjs") { if(key == "customcss" || key == "customjs") {
var k = key.substring(6); var k = key.substring(6);
this.opts[k] = data.opts[key]; self.opts[k] = data.opts[key];
} }
else { else {
this.opts[key] = data.opts[key]; self.opts[key] = data.opts[key];
} }
} }
for(var key in data.permissions) { for(var key in data.permissions) {
this.permissions[key] = data.permissions[key]; self.permissions[key] = data.permissions[key];
} }
this.sendAll("setPermissions", this.permissions); self.sendAll("setPermissions", self.permissions);
this.broadcastOpts(); self.broadcastOpts();
this.users.forEach(function (u) { self.users.forEach(function (u) {
u.autoAFK(); u.autoAFK();
}); });
if(data.filters) { if(data.filters) {
@ -213,37 +228,38 @@ Channel.prototype.loadDump = function() {
if(f[0] != undefined) { if(f[0] != undefined) {
var filt = new Filter("", f[0], "g", f[1]); var filt = new Filter("", f[0], "g", f[1]);
filt.active = f[2]; filt.active = f[2];
this.updateFilter(filt, false); self.updateFilter(filt, false);
} }
else { else {
var filt = new Filter(f.name, f.source, f.flags, f.replace); var filt = new Filter(f.name, f.source, f.flags, f.replace);
filt.active = f.active; filt.active = f.active;
filt.filterlinks = f.filterlinks; filt.filterlinks = f.filterlinks;
this.updateFilter(filt, false); self.updateFilter(filt, false);
} }
} }
this.broadcastChatFilters(); self.broadcastChatFilters();
} }
if(data.motd) { if(data.motd) {
this.motd = data.motd; self.motd = data.motd;
this.broadcastMotd(); self.broadcastMotd();
} }
this.setLock(!(data.openqueue || false)); self.setLock(!(data.openqueue || false));
this.chatbuffer = data.chatbuffer || []; self.chatbuffer = data.chatbuffer || [];
for(var i = 0; i < this.chatbuffer.length; i++) { for(var i = 0; i < self.chatbuffer.length; i++) {
this.sendAll("chatMsg", this.chatbuffer[i]); self.sendAll("chatMsg", self.chatbuffer[i]);
} }
this.css = data.css || ""; self.css = data.css || "";
this.js = data.js || ""; self.js = data.js || "";
this.sendAll("channelCSSJS", {css: this.css, js: this.js}); self.sendAll("channelCSSJS", {css: self.css, js: self.js});
this.initialized = true; self.initialized = true;
setTimeout(function() { incrementalDump(this); }.bind(this), 300000); setTimeout(function() { incrementalDump(self); }.bind(self), 300000);
} }
catch(e) { catch(e) {
Logger.errlog.log("Channel dump load failed: "); Logger.errlog.log("Channel dump load failed: ");
Logger.errlog.log(e.stack); Logger.errlog.log(e.stack);
} }
}.bind(this)); });
});
} }
Channel.prototype.saveDump = function() { Channel.prototype.saveDump = function() {