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-rw-r--r--server/src/commands/admin/addmod.js14
-rw-r--r--server/src/commands/admin/listusers.js2
-rw-r--r--server/src/commands/admin/reload.js6
-rw-r--r--server/src/commands/admin/saveconfig.js2
-rw-r--r--server/src/commands/admin/shout.js2
-rw-r--r--server/src/commands/core/chat.js6
-rw-r--r--server/src/commands/core/help.js5
-rw-r--r--server/src/commands/core/invite.js8
-rw-r--r--server/src/commands/core/join.js17
-rw-r--r--server/src/commands/core/morestats.js54
-rw-r--r--server/src/commands/core/showcase.js21
-rw-r--r--server/src/commands/core/stats.js26
-rw-r--r--server/src/commands/mod/ban.js26
-rw-r--r--server/src/commands/mod/kick.js18
-rw-r--r--server/src/commands/mod/unban.js27
-rw-r--r--server/src/core/rateLimiter.js3
-rw-r--r--server/src/core/server.js64
-rw-r--r--server/src/managers/commands.js11
-rw-r--r--server/src/managers/config.js6
19 files changed, 204 insertions, 114 deletions
diff --git a/server/src/commands/admin/addmod.js b/server/src/commands/admin/addmod.js
index dba5aba..e9dde2c 100644
--- a/server/src/commands/admin/addmod.js
+++ b/server/src/commands/admin/addmod.js
@@ -1,5 +1,5 @@
/*
-
+ Description: Adds the target trip to the mod list then elevates the uType
*/
'use strict';
@@ -16,14 +16,16 @@ exports.run = async (core, server, socket, data) => {
core.config.mods.push(mod); // purposely not using `config.set()` to avoid auto-save
- for (let client of server.clients) {
- if (typeof client.trip !== 'undefined' && client.trip === data.trip) {
- client.uType = 'mod';
+ let newMod = server.findSockets({ trip: data.trip });
+
+ if (newMod.length !== 0) {
+ for (let i = 0, l = newMod.length; i < l; i++) {
+ newMod[i].uType = 'mod';
- server.reply({
+ server.send({
cmd: 'info',
text: 'You are now a mod.'
- }, client);
+ }, newMod[i]);
}
}
diff --git a/server/src/commands/admin/listusers.js b/server/src/commands/admin/listusers.js
index 1ddb16b..226b000 100644
--- a/server/src/commands/admin/listusers.js
+++ b/server/src/commands/admin/listusers.js
@@ -1,5 +1,5 @@
/*
-
+ Description: Outputs all current channels and their user nicks
*/
'use strict';
diff --git a/server/src/commands/admin/reload.js b/server/src/commands/admin/reload.js
index 88e40c7..387ae97 100644
--- a/server/src/commands/admin/reload.js
+++ b/server/src/commands/admin/reload.js
@@ -1,5 +1,5 @@
/*
-
+ Description: Clears and resets the command modules, outputting any errors
*/
'use strict';
@@ -14,7 +14,9 @@ exports.run = async (core, server, socket, data) => {
loadResult += core.commands.loadCommands();
if (loadResult == '') {
- loadResult = 'Commands reloaded without errors!';
+ loadResult = `Loaded ${core.commands._commands.length} commands, 0 errors`;
+ } else {
+ loadResult = `Loaded ${core.commands._commands.length} commands, error(s): ${loadResult}`;
}
server.reply({
diff --git a/server/src/commands/admin/saveconfig.js b/server/src/commands/admin/saveconfig.js
index 4c6dff8..0c4e0c9 100644
--- a/server/src/commands/admin/saveconfig.js
+++ b/server/src/commands/admin/saveconfig.js
@@ -1,5 +1,5 @@
/*
-
+ Description: Writes any changes to the config to the disk
*/
'use strict';
diff --git a/server/src/commands/admin/shout.js b/server/src/commands/admin/shout.js
index c3cfded..736134a 100644
--- a/server/src/commands/admin/shout.js
+++ b/server/src/commands/admin/shout.js
@@ -1,5 +1,5 @@
/*
-
+ Description: Emmits a server-wide message as `info`
*/
'use strict';
diff --git a/server/src/commands/core/chat.js b/server/src/commands/core/chat.js
index c086077..ee45425 100644
--- a/server/src/commands/core/chat.js
+++ b/server/src/commands/core/chat.js
@@ -1,10 +1,10 @@
/*
-
+ Description: Rebroadcasts any `text` to all clients in a `channel`
*/
'use strict';
-function parseText(text) {
+const parseText = (text) => {
if (typeof text !== 'string') {
return false;
}
@@ -15,7 +15,7 @@ function parseText(text) {
text = text.replace(/\n{3,}/g, "\n\n");
return text;
-}
+};
exports.run = async (core, server, socket, data) => {
let text = parseText(data.text);
diff --git a/server/src/commands/core/help.js b/server/src/commands/core/help.js
index 7b5237c..71cc745 100644
--- a/server/src/commands/core/help.js
+++ b/server/src/commands/core/help.js
@@ -1,5 +1,5 @@
/*
-
+ Description: Outputs the current command module list or command categories
*/
'use strict';
@@ -44,9 +44,8 @@ exports.run = async (core, server, socket, data) => {
}, socket);
};
-// optional parameters are marked, all others are required
exports.info = {
- name: 'help', // actual command name
+ name: 'help',
usage: 'help ([ type:categories] | [category:<category name> | command:<command name> ])',
description: 'Outputs information about the servers current protocol'
};
diff --git a/server/src/commands/core/invite.js b/server/src/commands/core/invite.js
index 7d162d6..5889562 100644
--- a/server/src/commands/core/invite.js
+++ b/server/src/commands/core/invite.js
@@ -1,12 +1,12 @@
/*
-
+ Description: Generates a semi-unique channel name then broadcasts it to each client
*/
'use strict';
-function verifyNickname(nick) {
+const verifyNickname = (nick) => {
return /^[a-zA-Z0-9_]{1,24}$/.test(nick);
-}
+};
exports.run = async (core, server, socket, data) => {
if (typeof data.nick !== 'string') {
@@ -19,7 +19,7 @@ exports.run = async (core, server, socket, data) => {
}
if (data.nick == socket.nick) {
- // TODO: reply with something witty? They invited themself
+ // They invited themself
return;
}
diff --git a/server/src/commands/core/join.js b/server/src/commands/core/join.js
index 609e39d..e896361 100644
--- a/server/src/commands/core/join.js
+++ b/server/src/commands/core/join.js
@@ -1,20 +1,20 @@
/*
-
+ Description: Initial entry point, applies `channel` and `nick` to the calling socket
*/
'use strict';
const crypto = require('crypto');
-function hash(password) {
- var sha = crypto.createHash('sha256');
+const hash = (password) => {
+ let sha = crypto.createHash('sha256');
sha.update(password);
return sha.digest('base64').substr(0, 6);
-}
+};
-function verifyNickname(nick) {
+const verifyNickname = (nick) => {
return /^[a-zA-Z0-9_]{1,24}$/.test(nick);
-}
+};
exports.run = async (core, server, socket, data) => {
if (server._police.frisk(socket.remoteAddress, 3)) {
@@ -53,7 +53,7 @@ exports.run = async (core, server, socket, data) => {
text: 'Nickname must consist of up to 24 letters, numbers, and underscores'
}, socket);
- return
+ return;
}
for (let client of server.clients) {
@@ -99,7 +99,8 @@ exports.run = async (core, server, socket, data) => {
server.broadcast({
cmd: 'onlineAdd',
nick: nick,
- trip: trip || 'null'
+ trip: trip || 'null',
+ hash: server.getSocketHash(socket)
}, { channel: channel });
socket.uType = uType;
diff --git a/server/src/commands/core/morestats.js b/server/src/commands/core/morestats.js
new file mode 100644
index 0000000..887d663
--- /dev/null
+++ b/server/src/commands/core/morestats.js
@@ -0,0 +1,54 @@
+/*
+ Description: Outputs more info than the legacy stats command
+*/
+
+'use strict';
+
+const stripIndents = require('common-tags').stripIndents;
+
+const formatTime = (time) => {
+ let seconds = time[0] + time[1] / 1e9;
+
+ let minutes = Math.floor(seconds / 60);
+ seconds = seconds % 60;
+
+ let hours = Math.floor(minutes / 60);
+ minutes = minutes % 60;
+ return `${hours.toFixed(0)}h ${minutes.toFixed(0)}m ${seconds.toFixed(0)}s`;
+};
+
+exports.run = async (core, server, socket, data) => {
+ let ips = {};
+ let channels = {};
+ for (let client of server.clients) {
+ if (client.channel) {
+ channels[client.channel] = true;
+ ips[client.remoteAddress] = true;
+ }
+ }
+
+ let uniqueClientCount = Object.keys(ips).length;
+ let uniqueChannels = Object.keys(channels).length;
+
+ ips = null;
+ channels = null;
+
+ server.reply({
+ cmd: 'info',
+ text: stripIndents`current-connections: ${uniqueClientCount}
+ current-channels: ${uniqueChannels}
+ users-joined: ${(core.managers.stats.get('users-joined') || 0)}
+ invites-sent: ${(core.managers.stats.get('invites-sent') || 0)}
+ messages-sent: ${(core.managers.stats.get('messages-sent') || 0)}
+ users-banned: ${(core.managers.stats.get('users-banned') || 0)}
+ stats-requested: ${(core.managers.stats.get('stats-requested') || 0)}
+ server-uptime: ${formatTime(process.hrtime(core.managers.stats.get('start-time')))}`
+ }, socket);
+
+ core.managers.stats.increment('stats-requested');
+};
+
+exports.info = {
+ name: 'morestats',
+ description: 'Sends back current server stats to the calling client'
+};
diff --git a/server/src/commands/core/showcase.js b/server/src/commands/core/showcase.js
index 5d15ea2..5eca4a2 100644
--- a/server/src/commands/core/showcase.js
+++ b/server/src/commands/core/showcase.js
@@ -1,5 +1,5 @@
/*
-
+ Description: This is a template module that should not be on prod
*/
'use strict';
@@ -14,21 +14,26 @@ const createReply = (echoInput) => {
return `You want me to echo: ${echoInput}?`
};
-// `exports.run()` is required and will always be passed (core, server, socket, data)
-// be sure it's asyn too
-// this is the main function
+/*
+ `exports.run()` is required and will always be passed (core, server, socket, data)
+
+ be sure it's async too
+ this is the main function that will run when called
+*/
exports.run = async (core, server, socket, data) => {
server.reply({
cmd: 'info',
- text: `SHOWCASE MODULE: ${core.showcase} - ${this.createReply(data.echo)}`
+ text: `SHOWCASE MODULE: ${core.showcase} - ${createReply(data.echo)}`
}, socket);
};
-// `exports.init()` is optional, and will only be run when the module is loaded into memory
-// it will always be passed a reference to the global core class
-// note: this will fire again if a reload is issued, keep that in mind
+/*
+ `exports.init()` is optional, and will only be run when the module is loaded into memory
+ it will always be passed a reference to the global core class
+ note: this will fire again if a reload is issued, keep that in mind
+*/
exports.init = (core) => {
if (typeof core.showcase === 'undefined') {
core.showcase = 'init is a handy place to put global data by assigning it to `core`';
diff --git a/server/src/commands/core/stats.js b/server/src/commands/core/stats.js
index ba28319..a1abddb 100644
--- a/server/src/commands/core/stats.js
+++ b/server/src/commands/core/stats.js
@@ -1,22 +1,9 @@
/*
-
+ Description: Legacy stats output, kept for compatibility, outputs user and channel count
*/
'use strict';
-const stripIndents = require('common-tags').stripIndents;
-
-const formatTime = (time) => {
- let seconds = time[0] + time[1] / 1e9;
-
- let minutes = Math.floor(seconds / 60);
- seconds = seconds % 60;
-
- let hours = Math.floor(minutes / 60);
- minutes = minutes % 60;
- return `${hours.toFixed(0)}h ${minutes.toFixed(0)}m ${seconds.toFixed(0)}s`;
-};
-
exports.run = async (core, server, socket, data) => {
let ips = {};
let channels = {};
@@ -35,14 +22,7 @@ exports.run = async (core, server, socket, data) => {
server.reply({
cmd: 'info',
- text: stripIndents`current-connections: ${uniqueClientCount}
- current-channels: ${uniqueChannels}
- users-joined: ${(core.managers.stats.get('users-joined') || 0)}
- invites-sent: ${(core.managers.stats.get('invites-sent') || 0)}
- messages-sent: ${(core.managers.stats.get('messages-sent') || 0)}
- users-banned: ${(core.managers.stats.get('users-banned') || 0)}
- stats-requested: ${(core.managers.stats.get('stats-requested') || 0)}
- server-uptime: ${formatTime(process.hrtime(core.managers.stats.get('start-time')))}`
+ text: `${uniqueClientCount} unique IPs in ${uniqueChannels} channels`
}, socket);
core.managers.stats.increment('stats-requested');
@@ -50,5 +30,5 @@ exports.run = async (core, server, socket, data) => {
exports.info = {
name: 'stats',
- description: 'Sends back current server stats to the calling client'
+ description: 'Sends back legacy server stats to the calling client'
};
diff --git a/server/src/commands/mod/ban.js b/server/src/commands/mod/ban.js
index 1880ef3..5ee77b6 100644
--- a/server/src/commands/mod/ban.js
+++ b/server/src/commands/mod/ban.js
@@ -1,5 +1,5 @@
/*
-
+ Description: Adds the target socket's ip to the ratelimiter
*/
'use strict';
@@ -15,16 +15,9 @@ exports.run = async (core, server, socket, data) => {
}
let targetNick = data.nick;
- let badClient = null;
- for (let client of server.clients) {
- // Find badClient's socket
- if (client.channel == socket.channel && client.nick == targetNick) {
- badClient = client;
- break;
- }
- }
+ let badClient = server.findSockets({ channel: socket.channel, nick: targetNick });
- if (!badClient) {
+ if (badClient.length === 0) {
server.reply({
cmd: 'warn',
text: 'Could not find user in channel'
@@ -33,6 +26,8 @@ exports.run = async (core, server, socket, data) => {
return;
}
+ badClient = badClient[0];
+
if (badClient.uType !== 'user') {
server.reply({
cmd: 'warn',
@@ -42,16 +37,21 @@ exports.run = async (core, server, socket, data) => {
return;
}
- // TODO: add reference to banned users nick or unban by nick cmd
+ // TODO unban by hash
server._police.arrest(badClient.remoteAddress);
- // TODO: add event to log?
console.log(`${socket.nick} [${socket.trip}] banned ${targetNick} in ${socket.channel}`);
server.broadcast({
cmd: 'info',
text: `Banned ${targetNick}`
- }, { channel: socket.channel });
+ }, { channel: socket.channel, uType: 'user' });
+
+ server.broadcast({
+ cmd: 'info',
+ text: `${socket.nick} banned ${targetNick} in ${socket.channel}, userhash: ${server.getSocketHash(badClient)}`
+ }, { uType: 'mod' });
+
badClient.close();
core.managers.stats.increment('users-banned');
diff --git a/server/src/commands/mod/kick.js b/server/src/commands/mod/kick.js
index a730caf..f51d576 100644
--- a/server/src/commands/mod/kick.js
+++ b/server/src/commands/mod/kick.js
@@ -1,5 +1,5 @@
/*
-
+ Description: Forces a change on the target socket's channel, then broadcasts event
*/
'use strict';
@@ -15,16 +15,9 @@ exports.run = async (core, server, socket, data) => {
}
let targetNick = data.nick;
- let badClient = null;
- for (let client of server.clients) {
- // Find badClient's socket
- if (client.channel == socket.channel && client.nick == targetNick) {
- badClient = client;
- break;
- }
- }
+ let badClient = server.findSockets({ channel: socket.channel, nick: targetNick });
- if (!badClient) {
+ if (badClient.length === 0) {
server.reply({
cmd: 'warn',
text: 'Could not find user in channel'
@@ -33,6 +26,8 @@ exports.run = async (core, server, socket, data) => {
return;
}
+ badClient = badClient[0];
+
if (badClient.uType !== 'user') {
server.reply({
cmd: 'warn',
@@ -42,7 +37,6 @@ exports.run = async (core, server, socket, data) => {
return;
}
- // TODO: add event to log?
let newChannel = Math.random().toString(36).substr(2, 8);
badClient.channel = newChannel;
@@ -54,7 +48,7 @@ exports.run = async (core, server, socket, data) => {
nick: targetNick
}, { channel: socket.channel });
- // publicly broadcast event (TODO: should this be supressed?)
+ // publicly broadcast event
server.broadcast({
cmd: 'info',
text: `Kicked ${targetNick}`
diff --git a/server/src/commands/mod/unban.js b/server/src/commands/mod/unban.js
index 193b614..ee028d2 100644
--- a/server/src/commands/mod/unban.js
+++ b/server/src/commands/mod/unban.js
@@ -1,5 +1,5 @@
/*
-
+ Description: Removes a target ip from the ratelimiter
*/
'use strict';
@@ -15,17 +15,32 @@ exports.run = async (core, server, socket, data) => {
}
let ip = data.ip;
- let nick = data.nick; // for future upgrade
+ let hash = data.hash; // TODO unban by hash
+
+ // TODO unban by hash
+ let recordFound = server._police.pardon(data.ip);
+
+ if (!recordFound) {
+ server.reply({
+ cmd: 'warn',
+ text: 'Could not find target in records'
+ }, socket);
+
+ return;
+ }
- // TODO: support remove by nick future upgrade
- server._police.pardon(badClient.remoteAddress);
- console.log(`${socket.nick} [${socket.trip}] unbanned ${/*nick || */ip} in ${socket.channel}`);
+ console.log(`${socket.nick} [${socket.trip}] unbanned ${/*hash || */ip} in ${socket.channel}`);
server.reply({
cmd: 'info',
- text: `Unbanned ${/*nick || */ip}`
+ text: `${socket.nick} unbanned a userhash: ${server.getSocketHash(ip)}`
}, socket);
+ server.broadcast({
+ cmd: 'info',
+ text: `${socket.nick} unbanned a userhash: ${server.getSocketHash(ip)}`
+ }, { uType: 'mod' });
+
core.managers.stats.decrement('users-banned');
};
diff --git a/server/src/core/rateLimiter.js b/server/src/core/rateLimiter.js
index 0f45239..f5c739b 100644
--- a/server/src/core/rateLimiter.js
+++ b/server/src/core/rateLimiter.js
@@ -97,7 +97,10 @@ class Police {
if (record) {
record.arrested = false;
+ return true;
}
+
+ return false;
}
}
diff --git a/server/src/core/server.js b/server/src/core/server.js
index 98763af..753ed70 100644
--- a/server/src/core/server.js
+++ b/server/src/core/server.js
@@ -10,13 +10,16 @@
'use strict';
const wsServer = require('ws').Server;
+const socketReady = require('ws').OPEN;
+const crypto = require('crypto');
+const ipSalt = (Math.random().toString(36).substring(2, 16) + Math.random().toString(36).substring(2, (Math.random() * 16))).repeat(16);
const Police = require('./rateLimiter');
class server extends wsServer {
/**
* Create a HackChat server instance.
*
- * @param {Object} core Reference to the core server object
+ * @param {Object} core Reference to the global core object
*/
constructor (core) {
super({ port: core.config.websocketPort });
@@ -78,6 +81,7 @@ class server extends wsServer {
return;
}
+ // Start sent data verification
var args = null;
try {
args = JSON.parse(data);
@@ -106,6 +110,7 @@ class server extends wsServer {
return;
}
+ // Finished verification, pass to command modules
this._core.commands.handleCommand(this, socket, args);
}
@@ -122,8 +127,8 @@ class server extends wsServer {
nick: socket.nick
}, { channel: socket.channel });
}
- } catch (e) {
- // TODO: Should this be added to the error log?
+ } catch (err) {
+ console.log(`Server, handle close event error: ${err}`);
}
}
@@ -134,9 +139,7 @@ class server extends wsServer {
* @param {String} err The sad stuff
*/
handleError (socket, err) {
- // Meh, yolo
- // I mean;
- // TODO: Should this be added to the error log?
+ console.log(`Server error: ${err}`);
}
/**
@@ -150,7 +153,7 @@ class server extends wsServer {
data.time = Date.now();
try {
- if (socket.readyState == 1) { // Who says statically checking port status is bad practice? Everyone? Damnit. #TODO
+ if (socket.readyState === socketReady) {
socket.send(JSON.stringify(data));
}
} catch (e) { }
@@ -170,16 +173,36 @@ class server extends wsServer {
* Finds sockets/clients that meet the filter requirements, then passes the data to them
*
* @param {Object} data Object to convert to json for transmission
+ * @param {Object} filter see `this.findSockets()`
+ */
+ broadcast (data, filter) {
+ let targetSockets = this.findSockets(filter);
+
+ if (targetSockets.length === 0) {
+ return false;
+ }
+
+ for (let i = 0, l = targetSockets.length; i < l; i++) {
+ this.send(data, targetSockets[i]);
+ }
+
+ return true;
+ }
+
+ /**
+ * Finds sockets/clients that meet the filter requirements, returns result as array
+ *
+ * @param {Object} data Object to convert to json for transmission
* @param {Object} filter The socket must of equal or greater attribs matching `filter`
* = {} // matches all
* = { channel: 'programming' } // matches any socket where (`socket.channel` === 'programming')
* = { channel: 'programming', nick: 'Marzavec' } // matches any socket where (`socket.channel` === 'programming' && `socket.nick` === 'Marzavec')
*/
- broadcast (data, filter) {
+ findSockets (filter) {
let filterAttribs = Object.keys(filter);
let reqCount = filterAttribs.length;
let curMatch;
- let sent = false;
+ let matches = [];
for ( let socket of this.clients ) {
curMatch = 0;
@@ -189,12 +212,29 @@ class server extends wsServer {
}
if (curMatch === reqCount) {
- this.send(data, socket);
- sent = true;
+ matches.push(socket);
}
}
- return sent;
+ return matches;
+ }
+
+ /**
+ * Encrypts target socket's remote address using non-static variable length salt
+ * encodes and shortens the output, returns that value
+ *
+ * @param {Object||String} target Either the target socket or ip as string
+ */
+ getSocketHash (target) {
+ let sha = crypto.createHash('sha256');
+
+ if (typeof target === 'string') {
+ sha.update(target + ipSalt);
+ } else {
+ sha.update(target.remoteAddress + ipSalt);
+ }
+
+ return sha.digest('base64').substr(0, 15);
}
}
diff --git a/server/src/managers/commands.js b/server/src/managers/commands.js
index 95d0f1b..569206d 100644
--- a/server/src/managers/commands.js
+++ b/server/src/managers/commands.js
@@ -17,7 +17,7 @@ class CommandManager {
/**
* Create a `CommandManager` instance for handling commands/protocol
*
- * @param {Object} core reference to the global core object
+ * @param {Object} core Reference to the global core object
*/
constructor (core) {
this.core = core;
@@ -57,8 +57,7 @@ class CommandManager {
let error = this._validateCommand(command);
if (error) {
- // TODO: Add to logger?
- let errText = `Failed to load '${name}': ${error}\n\n`;
+ let errText = `Failed to load '${name}': ${error}`;
console.log(errText);
return errText;
}
@@ -82,8 +81,7 @@ class CommandManager {
try {
command.init(this.core);
} catch (err) {
- // TODO: Add to logger?
- let errText = `Failed to initialize '${name}': ${err}\n\n`;
+ let errText = `Failed to initialize '${name}': ${err}`;
console.log(errText);
return errText;
}
@@ -227,8 +225,7 @@ class CommandManager {
try {
return await command.run(this.core, server, socket, data);
} catch (err) {
- // TODO: Add to logger?
- let errText = `Failed to execute '${command.info.name}': ${err}\n\n`;
+ let errText = `Failed to execute '${command.info.name}': ${err}`;
console.log(errText);
server.reply({
diff --git a/server/src/managers/config.js b/server/src/managers/config.js
index 2ff4a88..1848cac 100644
--- a/server/src/managers/config.js
+++ b/server/src/managers/config.js
@@ -202,10 +202,8 @@ class ConfigManager {
fse.removeSync(backupPath);
return true;
- } catch (e) {
- // TODO: restore backup
- // TODO: output to logging engine?
- console.log('Failed to save config file!');
+ } catch (err) {
+ console.log(`Failed to save config file: ${err}`);
return false;
}
generated by cgit v1.2.1 (git 2.18.0) at 2024-11-23 10:23:09 +0100