bitpshr
6 years ago
parent
094e4cf555
commit
77d3bc252d
@ -1,136 +0,0 @@ |
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const ObservableStore = require('obs-store') |
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const extend = require('xtend') |
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const PhishingDetector = require('eth-phishing-detect/src/detector') |
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const log = require('loglevel') |
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|
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// compute phishing lists
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const PHISHING_DETECTION_CONFIG = require('eth-phishing-detect/src/config.json') |
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// every four minutes
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const POLLING_INTERVAL = 4 * 60 * 1000 |
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class BlacklistController { |
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/** |
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* Responsible for polling for and storing an up to date 'eth-phishing-detect' config.json file, while |
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* exposing a method that can check whether a given url is a phishing attempt. The 'eth-phishing-detect' |
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* config.json file contains a fuzzylist, whitelist and blacklist. |
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* |
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* |
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* @typedef {Object} BlacklistController |
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* @param {object} opts Overrides the defaults for the initial state of this.store |
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* @property {object} store The the store of the current phishing config |
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* @property {object} store.phishing Contains fuzzylist, whitelist and blacklist arrays. @see |
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* {@link https://github.com/MetaMask/eth-phishing-detect/blob/master/src/config.json}
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* @property {object} _phishingDetector The PhishingDetector instantiated by passing store.phishing to |
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* PhishingDetector. |
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* @property {object} _phishingUpdateIntervalRef Id of the interval created to periodically update the blacklist |
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* |
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*/ |
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constructor (opts = {}) { |
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const initState = extend({ |
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phishing: PHISHING_DETECTION_CONFIG, |
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whitelist: [], |
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}, opts.initState) |
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this.store = new ObservableStore(initState) |
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// phishing detector
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this._phishingDetector = null |
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this._setupPhishingDetector(initState.phishing) |
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// polling references
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this._phishingUpdateIntervalRef = null |
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} |
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/** |
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* Adds the given hostname to the runtime whitelist |
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* @param {string} hostname the hostname to whitelist |
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*/ |
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whitelistDomain (hostname) { |
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if (!hostname) { |
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return |
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} |
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const { whitelist } = this.store.getState() |
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this.store.updateState({ |
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whitelist: [...new Set([hostname, ...whitelist])], |
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}) |
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} |
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/** |
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* Given a url, returns the result of checking if that url is in the store.phishing blacklist |
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* |
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* @param {string} hostname The hostname portion of a url; the one that will be checked against the white and |
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* blacklists of store.phishing |
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* @returns {boolean} Whether or not the passed hostname is on our phishing blacklist |
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* |
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*/ |
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checkForPhishing (hostname) { |
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if (!hostname) return false |
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const { whitelist } = this.store.getState() |
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if (whitelist.some((e) => e === hostname)) { |
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return false |
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} |
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const { result } = this._phishingDetector.check(hostname) |
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return result |
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} |
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/** |
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* Queries `https://api.infura.io/v2/blacklist` for an updated blacklist config. This is passed to this._phishingDetector |
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* to update our phishing detector instance, and is updated in the store. The new phishing config is returned |
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* |
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* |
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* @returns {Promise<object>} Promises the updated blacklist config for the phishingDetector |
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* |
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*/ |
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async updatePhishingList () { |
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// make request
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let response |
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try { |
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response = await fetch('https://api.infura.io/v2/blacklist') |
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} catch (err) { |
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log.error(new Error(`BlacklistController - failed to fetch blacklist:\n${err.stack}`)) |
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return |
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} |
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// parse response
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let rawResponse |
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let phishing |
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try { |
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const rawResponse = await response.text() |
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phishing = JSON.parse(rawResponse) |
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} catch (err) { |
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log.error(new Error(`BlacklistController - failed to parse blacklist:\n${rawResponse}`)) |
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return |
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} |
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// update current blacklist
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this.store.updateState({ phishing }) |
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this._setupPhishingDetector(phishing) |
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return phishing |
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} |
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/** |
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* Initiates the updating of the local blacklist at a set interval. The update is done via this.updatePhishingList(). |
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* Also, this method store a reference to that interval at this._phishingUpdateIntervalRef |
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* |
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*/ |
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scheduleUpdates () { |
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if (this._phishingUpdateIntervalRef) return |
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this.updatePhishingList() |
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this._phishingUpdateIntervalRef = setInterval(() => { |
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this.updatePhishingList() |
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}, POLLING_INTERVAL) |
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} |
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/** |
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* Sets this._phishingDetector to a new PhishingDetector instance. |
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* @see {@link https://github.com/MetaMask/eth-phishing-detect}
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* |
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* @private |
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* @param {object} config A config object like that found at {@link https://github.com/MetaMask/eth-phishing-detect/blob/master/src/config.json}
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* |
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*/ |
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_setupPhishingDetector (config) { |
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this._phishingDetector = new PhishingDetector(config) |
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} |
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} |
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module.exports = BlacklistController |
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File diff suppressed because it is too large
Load Diff
@ -1,56 +0,0 @@ |
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const assert = require('assert') |
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const BlacklistController = require('../../../../app/scripts/controllers/blacklist') |
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describe('blacklist controller', function () { |
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let blacklistController |
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before(() => { |
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blacklistController = new BlacklistController() |
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}) |
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describe('whitelistDomain', function () { |
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it('should add hostname to the runtime whitelist', function () { |
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blacklistController.whitelistDomain('foo.com') |
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assert.deepEqual(blacklistController.store.getState().whitelist, ['foo.com']) |
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blacklistController.whitelistDomain('bar.com') |
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assert.deepEqual(blacklistController.store.getState().whitelist, ['bar.com', 'foo.com']) |
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}) |
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}) |
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describe('checkForPhishing', function () { |
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it('should not flag whitelisted values', function () { |
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const result = blacklistController.checkForPhishing('www.metamask.io') |
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assert.equal(result, false) |
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}) |
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it('should flag explicit values', function () { |
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const result = blacklistController.checkForPhishing('metamask.com') |
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assert.equal(result, true) |
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}) |
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it('should flag levenshtein values', function () { |
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const result = blacklistController.checkForPhishing('metmask.io') |
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assert.equal(result, true) |
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}) |
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it('should not flag not-even-close values', function () { |
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const result = blacklistController.checkForPhishing('example.com') |
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assert.equal(result, false) |
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}) |
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it('should not flag the ropsten faucet domains', function () { |
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const result = blacklistController.checkForPhishing('faucet.metamask.io') |
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assert.equal(result, false) |
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}) |
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it('should not flag the mascara domain', function () { |
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const result = blacklistController.checkForPhishing('zero.metamask.io') |
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assert.equal(result, false) |
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}) |
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it('should not flag the mascara-faucet domain', function () { |
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const result = blacklistController.checkForPhishing('zero-faucet.metamask.io') |
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assert.equal(result, false) |
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}) |
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it('should not flag whitelisted domain', function () { |
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blacklistController.whitelistDomain('metamask.com') |
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const result = blacklistController.checkForPhishing('metamask.com') |
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assert.equal(result, false) |
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}) |
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}) |
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}) |
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