forked from GitHub/dbot
97 lines
3.3 KiB
JavaScript
97 lines
3.3 KiB
JavaScript
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/**
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* Module Name: DNS
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* Description: Performs and reports on basic DNS functions.
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*/
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var dnsm = require('dns'),
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request = require('request'),
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http = require('http');
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var dns = function(dbot) {
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if(!_.has(dbot.db, 'ip')) {
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dbot.db.ip = {};
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}
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var ips = dbot.db.ip;
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this.api = {
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'getGeoIp': function(ip, callback) {
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if(_.has(ips, ip)) {
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body = ips[ip];
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callback(ip + ' is located in '+ body.city + ', ' + body.country + '. Hostname: ' + body.hostname + '. ISP: ' + body.org);
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} else {
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request.get('http://ipinfo.io/'+ip, {
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'json': true
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}, function(err, res, body) {
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if(!err && body) {
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callback(ip + ' is located in '+ body.city + ', ' + body.country + '. Hostname: ' + body.hostname + '. ISP: ' + body.org);
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} else {
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callback('No info about ' + ip);
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}
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ips[ip] = body;
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});
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}
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}.bind(this)
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};
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var commands = {
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'~lookup': function(event) {
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domain = event.params[1];
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dnsm.lookup(domain, function (error, addr) {
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if (error) {
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event.reply(dbot.t("lookup-error",{"domain": domain, "code": error.code}));
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} else {
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event.reply(dbot.t("lookup",{"domain": domain, "address": addr}));
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}
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});
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},
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'~rdns': function(event) {
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ip = event.params[1];
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dnsm.reverse(ip, function (error, domain) {
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if (error) {
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event.reply(dbot.t("rdns-error",{"domain": domain, "ip": ip, "error": error.code}));
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} else {
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event.reply(dbot.t("rdns",{"domain": domain, "ip": ip}));
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}
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});
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},
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'~geoip': function(event) {
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var ip = event.params[1];
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this.api.getGeoIp(ip, function(result) { event.reply(result); });
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},
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'~dnsbl': function(event) {
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var revIp = event.input[1].trim().split('.').reverse().join('.');
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dnsm.lookup(revIp + '.cbl.abuseat.org', function(err, res) {
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if(!err && res) {
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event.reply(event.input[1] + ' is listed as an abusive IP.');
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} else {
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event.reply(event.input[1] + ' does not seem to be a Naughty Nancy.');
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}
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});
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}
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};
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commands['~dnsbl'].regex = [/^dnsbl ([\d\w\s\.-]*)/, 2];
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this.commands = commands;
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if(dbot.config.modules.dns.dnsblconn == true) {
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this.listener = function(event) {
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if(event.message.match('CLICONN')) {
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var ip = event.message.match('CLICONN ([^ ]+).*?((?:[0-9]{1,3}\.){3}[0-9]{1,3}) users');
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revIp = ip[2].trim().split('.').reverse().join('.');
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dbot.say(event.server, '#dnsbl', 'DEBUG: Looking up ' + ip[2] + ' for ' + ip[1] + ' @ ' + revIp);
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dnsm.lookup(revIp + '.cbl.abuseat.org', function(err, res) {
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if(!err && res) {
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dbot.say(event.server, '#dnsbl', 'ALERT: ' + ip[1] + ' connecting from ' + ip[2] + ' may well be NAUGHTY.');
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}
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});
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}
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}
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this.on = 'NOTICE';
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}
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};
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exports.fetch = function(dbot) {
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return new dns(dbot);
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};
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