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update.js
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update.js
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process.env.UV_THREADPOOL_SIZE = 128;
const debug = require('debug')('update');
const dns = require('dns');
const url = require('url');
const yaml = require('js-yaml');
const fs = require('fs');
const request = require("request");
const shuffle = require('shuffle-array');
const config = require('./config');
let scams = yaml.safeLoad(fs.readFileSync('_data/scams.yaml'));
let urlscan_timeout = 0;
let scams_checked = 0;
let requests_pending = 0;
let new_cache = {
'scams': [],
'legiturls': [],
'blacklist': [],
'addresses': {},
'whitelistaddresses': {},
'ips': {},
'whitelist': [],
'inactives': [],
'actives': [],
'updated': (new Date()).getTime()
};
let blDnsLookup = true;
if (!fs.existsSync('_cache')) {
fs.mkdirSync('_cache');
}
yaml.safeLoad(fs.readFileSync('_data/legit_urls.yaml')).sort(function(a, b) {
return a.name - b.name;
}).forEach(function(legit_url) {
new_cache.legiturls.push(legit_url);
new_cache.whitelist.push(url.parse(legit_url.url).hostname.replace("www.", ""));
new_cache.whitelist.push('www.' + url.parse(legit_url.url).hostname.replace("www.", ""));
if ('addresses' in legit_url) { // (if 'addresses' exists in legit_urls)
legit_url.addresses.forEach(function(whitelistaddress) {
if (!(whitelistaddress.toLowerCase() in new_cache.whitelistaddresses)) {
new_cache.whitelistaddresses[whitelistaddress.toLowerCase()] = [];
}
var currwhitelistindex = whitelistaddress.toLowerCase();
new_cache.whitelistaddresses[currwhitelistindex] = legit_url;
for(var i = 0 ; i < new_cache.whitelistaddresses[currwhitelistindex].addresses.length; i++){
new_cache.whitelistaddresses[currwhitelistindex].addresses[i] = new_cache.whitelistaddresses[currwhitelistindex].addresses[i].toLowerCase();
}
});
}
});
setInterval(function() {
debug(scams_checked + '/' + scams.length + ' (' + requests_pending + ' requests pending)');
}, 1000);
if('perform_dns_lookup' in config && config.perform_dns_lookup === false) {
blDnsLookup = false;
console.log("Not performing DNS lookups due to configuration.\r\nChange \"perform_dns_lookup\" config to true");
}
scams.forEach(function(scam, index) {
if ('url' in scam) {
if (!scam.url.includes('http://') && !scam.url.includes('https://')) {
debug('Warning! Entry %s doesnt have the url protocol (http or https) specified. Please update!',scam.id);
scam.url = 'http://' + scam.url;
}
if (scam.addresses != null) {
scam.addresses.forEach(function(address, index) {
//debug("Casting " + scam.addresses[index] + " as " + scam.addresses[index].toLowerCase())
scam.addresses[index] = scam.addresses[index].toLowerCase();
})
}
var scam_details = new_cache.scams[new_cache.scams.push(scam) - 1];
let dmn = url.parse(scam.url).hostname.replace("www.", "");
if(new_cache.whitelist.indexOf(dmn) > -1) {
console.log("Domain '"+ dmn +"' is whitelisted - not adding it to the blacklist.");
} else {
new_cache.blacklist.push(dmn);
new_cache.blacklist.push('www.' + dmn);
}
// Check to see if we should hit the domain or not
if(blDnsLookup === false) {
scam_details.status = "NotChecked";
scam_details.ip = "0.0.0.0";
if(index == (scams.length-1)) {
var done_interval = setInterval(function() {
if (requests_pending == 0) {
clearInterval(done_interval);
Object.keys(new_cache.ips).forEach(function(ip) {
new_cache.blacklist.push(ip);
});
fs.writeFileSync("_cache/cache.json", JSON.stringify(new_cache));
debug("Done");
process.exit();
}
}, 500);
}
} else {
dns.lookup(url.parse(scam.url).hostname, (err, address, family) => {
if (!err) {
scam_details.ip = address;
}
dns.resolveNs(url.parse(scam.url).hostname, (err, addresses) => {
if (!err) {
scam_details.nameservers = addresses;
}
requests_pending++;
var r = request(scam.url, {timeout: 5*60*1000}, function(e, response, body) {
requests_pending--;
if (e || !([200, 301, 302].includes(response.statusCode))) {
scam_details.status = 'Offline';
new_cache.inactives.push(scam);
} else if (r.uri.href.indexOf('cgi-sys/suspendedpage.cgi') !== -1) {
scam_details.status = 'Suspended';
new_cache.inactives.push(scam);
} else {
if ('subcategory' in scam && scam.subcategory == 'MyEtherWallet') {
requests_pending++;
request('http://' + url.parse(scam.url).hostname.replace("www.", "") + '/js/etherwallet-static.min.js', {timeout: 5*60*1000}, function(e, response, body) {
requests_pending--;
if (!e && response.statusCode == 200) {
scam_details.status = 'Active';
new_cache.actives.push(scam);
} else {
scam_details.status = 'Inactive';
new_cache.inactives.push(scam);
}
});
} else if ('subcategory' in scam && scam.subcategory == 'MyCrypto') {
requests_pending++;
request('http://' + url.parse(scam.url).hostname.replace("www.", "") + '/js/mycrypto-static.min.js', {timeout: 5*60*1000}, function(e, response, body) {
requests_pending--;
if (!e && response.statusCode == 200) {
scam_details.status = 'Active';
new_cache.actives.push(scam);
} else {
scam_details.status = 'Inactive';
new_cache.inactives.push(scam);
}
});
} else if (body == '') {
scam_details.status = 'Inactive';
new_cache.inactives.push(scam);
} else {
scam_details.status = 'Active';
new_cache.actives.push(scam);
}
}
/*if(scam_details.status != 'Offline' && 'Urlscan_API_Key' in config) {
urlscan_timeout++;
setTimeout(function() {
request('https://urlscan.io/api/v1/scan/', { method: 'POST', json: { 'url': scam.url, 'public': 'off' }, headers: { 'API-Key': config.Urlscan_API_Key }}, function(err,response,body) {
if(err || response.statusCode != 200) {
debug(err);
debug('Status code: ' + response.statusCode);
} else if(body.message != 'Submission successful' || !('api' in body)) {
debug(body.message);
} else {
setTimeout(function() {
request(body.api, { method: 'POST', json: { 'url': scam.api, 'public': 'off' }, headers: { 'API-Key': config.Urlscan_API_Key }}, function(err,response,body) {
if(err || response.statusCode != 200) {
debug(err);
debug('Status code: ' + response.statusCode);
} else {
debug(body);
}
});
}, 2000);
}
});
}, urlscan_timeout * 8000);
}*/
if ('ip' in scam_details) {
if (!(scam_details.ip in new_cache.ips)) {
new_cache.ips[scam_details.ip] = [];
}
new_cache.ips[scam_details.ip] = scam_details;
}
if ('addresses' in scam_details) {
scam_details.addresses.forEach(function(address) {
if (!(address.toLowerCase() in new_cache.addresses)) {
new_cache.addresses[address.toLowerCase()] = [];
}
//debug(new_cache.addresses);
new_cache.addresses[address.toLowerCase()] = scam_details;
});
}
scams_checked++;
if(index == (scams.length-1)) {
var done_interval = setInterval(function() {
if (requests_pending == 0) {
clearInterval(done_interval);
Object.keys(new_cache.ips).forEach(function(ip) {
new_cache.blacklist.push(ip);
});
fs.writeFileSync("_cache/cache.json", JSON.stringify(new_cache));
debug("Done");
process.exit();
}
}, 500);
}
});
});
});
}
} else {
debug("Fatal error: Scam without URL found (%s)",scam.id);
process.exit();
}
});