Hello Habr. Wannan shine labarin na 2 a cikin jerin ssh-chat.
Abin da za mu yi:
- Bari mu ƙara ikon ƙirƙirar ayyukan ƙirar ku
- Bari mu ƙara goyon bayan markdown
- Bari mu ƙara goyon bayan bot
- Ƙara kalmar sirri (hash da gishiri)
Yi haƙuri, amma ba za a sami aika fayiloli ba.
Abubuwan ƙira na al'ada
A halin yanzu, ana tallafawa ayyukan ƙira masu zuwa:
@color
@bold
@underline
@hex
@box
Amma yana da daraja ƙara ikon ƙirƙirar ayyukan ku:
Ana adana duk ayyuka a cikiобъекте под названием methods
Don haka zai zama isa don ƙirƙirar aikiregisterMethod
:
// parserExec.js at end
module.exports.registerMethod = function(name, func) {
methods[name] = func
}
Hakanan kuna buƙatar dawo da wannan hanyar bayan ƙirƙirar uwar garken
// index.js at require part
const { registerMethod } = require('./parserExec')
// index.js at end
module.exports.registerMethod = registerMethod
Yanzu, lokacin ƙirƙirar uwar garken, za mu iya yin rajistar hanyoyin tsarawa. Misali:
const chat = require('.')
const { formatNick } = require('./format')
chat({})
chat.registerMethod('hello', function(p, name){
return 'Hi, ' + formatNick(name) + '!'
})
Tallafin Markdown
Markdown ya dace sosai, don haka bari mu ƙara ta amfani da shi
// format.js near require
const marked = require('marked');
const TerminalRenderer = require('marked-terminal');
marked.setOptions({
renderer: new TerminalRenderer()
});
// format.js line 23
message = marked(message)
Bots
Yaya zai yi aiki
let writeBotBob = chat.registerBot({
name: 'botBob',
onConnect(nick, write){
write('@hello{' + nick + '}')
},
onDisconnect(nick, write){},
onMessage(nick, message, write) {
if(message == 'botBob!') write('I'm here')
},
onCommand(command, write) {
write('Doing ' + command)
}
})
onCommand
za a iya kira ta amfani da @bot(botBob){Command}
Duk abin don aiki tare da bots an bayyana shi a cikin fayil ɗin:
let bots = []; // Все боты
let onWrite = () => {};
function getWrite(bot) { // Генерирует метод отправки сообщения для бота
return msg => {
onWrite(bot.name, msg);
};
}
module.exports.message = function message(nick, message) { // index.js выполнит эту функцию после отправки сообщения
bots.forEach(bot => {
try {
bot.onMessage(nick, message, getWrite(bot));
} catch (e) {
console.error(e);
}
});
};
module.exports.connect = function message(nick) { // При соединении
bots.forEach(bot => {
try {
bot.onConnect(nick, getWrite(bot));
} catch (e) {
console.error(e);
}
});
};
module.exports.disConnect = function message(nick) { // При отсоединении
bots.forEach(bot => {
try {
bot.onDisconnect(nick, message, getWrite(bot));
} catch (e) {
console.error(e);
}
});
};
module.exports.command = function message(name, message) { // При выполнении команды
bots.forEach(bot => {
if (bot.name == name) {
try {
bot.onCommand(message, getWrite(bot));
} catch (e) {
console.error(e);
}
}
});
};
module.exports.registerBot = function(bot) {
bots.push(bot);
return getWrite(bot)
};
module.exports.onMessage = func => {
onWrite = func;
};
Abin da za ku iya yi tare da bots:
- Load mai saka idanu
- Amfani
- Allon aiki
Hash da gishiri
Me yasa ba maɓallan ssh ba? Saboda maɓallan ssh zasu bambanta akan na'urori daban-daban
Bari mu ƙirƙiri fayil ɗin da zai ɗauki alhakin dubawa da ƙirƙirar kalmomin shiga
// crypto.js
const crypto = require('crypto');
function genRandomString(length) {
return crypto
.randomBytes(Math.ceil(length / 2))
.toString('hex')
.slice(0, length);
}
function sha512(password, salt){
const hash = crypto.createHmac('sha512', salt); /** Hashing algorithm sha512 */
hash.update(password);
const value = hash.digest('hex');
return value
};
function checkPass(pass, obj){
return obj.password == sha512(pass, obj.salt)
}
function encodePass(pass){
const salt = genRandomString(16)
return JSON.stringify({
salt,
password: sha512(pass, salt)
})
}
module.exports.encodePass = encodePass
module.exports.checkPass = checkPass
Hakanan rubutun don salting da hashing kalmar sirri
// To generate password run node ./encryptPassword password
const { encodePass } =require('./crypto')
console.log(encodePass(process.argv[2]))
Muna sabuntawa a cikin masu amfani.json kuma maimakon kwatantawa a lobby.js muna amfani da kalmar duba kalmar sirri
Sakamakon
A sakamakon haka, muna da taɗi ta hanyar ssh tare da iyawar ƙira da bots.
source: www.habr.com