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This commit is contained in:
Josh Harvey 2016-11-27 03:09:51 +02:00
parent 7e5515a873
commit b16d11045c
10 changed files with 368 additions and 550 deletions
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11
lib/app.js
View file

@ -9,7 +9,7 @@ const plugins = require('./plugins')
const logger = require('./logger')
var argv = require('minimist')(process.argv.slice(2))
const configManager = require('./config-manager')
const settingsLoader = require('./settings-loader')
const options = require('./options')
const devMode = argv.dev || argv.http || options.http
@ -35,12 +35,10 @@ function runOnce () {
const seedPath = options.seedPath || './seeds/seed.txt'
plugins.init(seedPath)
return configManager.load()
.then(config => {
return plugins.configure(config)
.then(() => {
return settingsLoader.settings()
.then(settings => {
plugins.startPolling()
plugins.startCheckingNotification()
plugins.startCheckingNotification(settings.config)
const httpsServerOptions = {
key: fs.readFileSync(options.keyPath),
@ -76,7 +74,6 @@ function runOnce () {
console.log('lamassu-server listening on local port ' + localPort)
})
})
})
}
module.exports = {run}

25
lib/config-manager.js
View file

@ -1,31 +1,10 @@
var R = require('ramda')
var db = require('./db')
function load () {
return db.one('select data from user_config where type=$1', 'config')
.then(function (data) {
return data.data
})
}
function loadAccounts () {
const toFields = fieldArr => R.fromPairs(R.map(r => [r.code, r.value], fieldArr))
const toPairs = r => [r.code, toFields(r.fields)]
return db.oneOrNone('select data from user_config where type=$1', 'accounts')
.then(function (data) {
if (!data) return {}
return R.fromPairs(R.map(toPairs, data.data.accounts))
})
}
const R = require('ramda')
module.exports = {
load,
unscoped,
cryptoScoped,
machineScoped,
scoped,
loadAccounts
scoped
}
function matchesValue (crypto, machine, instance) {

36
lib/exchange.js Normal file
View file

@ -0,0 +1,36 @@
const settingsLoader = require('./settings-loader')
const configManager = require('./config-manager')
function fetchExchange (cryptoCode) {
return settingsLoader.settings()
.then(settings => {
const plugin = configManager.cryptoScoped(cryptoCode, settings.config).cryptoServices.wallet
if (!plugin) throw new Error('No exchange plugin defined for: ' + cryptoCode)
const account = settings.accounts.plugin
const exchange = require('lamassu-' + plugin)
return {exchange, account}
})
}
function buy (cryptoAtoms, fiatCode, cryptoCode) {
return fetchExchange(cryptoCode)
.then(r => r.exchange.buy(r.account, cryptoAtoms, fiatCode, cryptoCode))
}
function sell (cryptoAtoms, fiatCode, cryptoCode) {
return fetchExchange(cryptoCode)
.then(r => r.exchange.sell(r.account, cryptoAtoms, fiatCode, cryptoCode))
}
function active (cryptoCode) {
return fetchExchange(cryptoCode)
.then(() => true)
.catch(() => false)
}
module.exports = {
buy,
sell,
active
}

496
lib/plugins.js
View file

@ -1,9 +1,7 @@
'use strict'
const fs = require('fs')
const uuid = require('uuid')
const R = require('ramda')
const HKDF = require('node-hkdf-sync')
const BigNumber = require('bignumber.js')
// Needed for BigNumber for now
@ -14,13 +12,18 @@ const db = require('./postgresql_interface')
const logger = require('./logger')
const notifier = require('./notifier')
const T = require('./time')
const settingsLoader = require('./settings')
const configManager = require('./config-manager')
const ticker = require('./ticker')
const wallet = require('./wallet')
const exchange = require('./exchange')
const sms = require('./sms')
const email = require('./email')
const tradeIntervals = {}
const CHECK_NOTIFICATION_INTERVAL = T.minute
const ALERT_SEND_INTERVAL = T.hour
const POLLING_RATE = T.minute
const INCOMING_TX_INTERVAL = 30 * T.seconds
const LIVE_INCOMING_TX_INTERVAL = 5 * T.seconds
const STALE_INCOMING_TX_AGE = T.week
@ -34,22 +37,6 @@ const SWEEP_OLD_HD_INTERVAL = 2 * T.minutes
const TRADE_INTERVAL = T.minute
const TRADE_TTL = 5 * T.minutes
const tickerPlugins = {}
const traderPlugins = {}
const walletPlugins = {}
let idVerifierPlugin = null
let emailPlugin = null
let smsPlugin = null
let hkdf = null
const currentlyUsedPlugins = {}
let cachedConfig = null
let deviceCurrency = 'USD'
const lastBalances = {}
const lastRates = {}
const tradesQueues = {}
const coins = {
@ -60,201 +47,9 @@ const coins = {
let alertFingerprint = null
let lastAlertTime = null
exports.init = function init (seedPath) {
const masterSeed = new Buffer(fs.readFileSync(seedPath, 'utf8').trim(), 'hex')
hkdf = new HKDF('sha256', 'lamassu-server-salt', masterSeed)
}
function loadPlugin (name, config) {
// plugins definitions
const moduleMethods = {
ticker: ['ticker'],
trader: ['purchase', 'sell'],
wallet: ['balance', 'sendCoins', 'newAddress'],
idVerifier: ['verifyUser', 'verifyTransaction'],
info: ['checkAddress'],
email: ['sendMessage']
}
let plugin = null
// each used plugin MUST be installed
try {
plugin = require('lamassu-' + name)
} catch (err) {
logger.debug(err.stack)
if (err.code === 'MODULE_NOT_FOUND') {
throw new Error(name + ' module is not installed. ' +
'Try running \'npm install --save lamassu-' + name + '\' first')
}
logger.error('Error in %s plugin', name)
logger.error(err)
throw err
}
// each plugin MUST implement those
if (typeof plugin.SUPPORTED_MODULES !== 'undefined') {
if (plugin.SUPPORTED_MODULES === 'string') {
plugin.SUPPORTED_MODULES = [plugin.SUPPORTED_MODULES]
}
}
if (!(plugin.SUPPORTED_MODULES instanceof Array)) {
throw new Error('\'' + name + '\' fails to implement *required* ' +
'\'SUPPORTED_MODULES\' constant')
}
plugin.SUPPORTED_MODULES.forEach(moduleName => {
moduleMethods[moduleName].forEach(methodName => {
if (typeof plugin[methodName] !== 'function') {
throw new Error('\'' + name + '\' declares \'' + moduleName +
'\', but fails to implement \'' + methodName + '\' method')
}
})
})
// each plugin SHOULD implement those
if (typeof plugin.NAME === 'undefined') {
logger.warn(new Error('\'' + name +
'\' fails to implement *recommended* \'NAME\' field'))
}
if (typeof plugin.config !== 'function') {
logger.warn(new Error('\'' + name +
'\' fails to implement *recommended* \'config\' method'))
plugin.config = () => {}
} else if (config !== null) {
plugin.config(config, logger) // only when plugin supports it, and config is passed
}
return plugin
}
function loadOrConfigPlugin (pluginHandle, pluginType, cryptoCode, config, accounts, options,
onChangeCallback) {
const currentName = config.cryptoServices[pluginType] ||
config.extraServices[pluginType] ||
config.compliance[pluginType]
currentlyUsedPlugins[cryptoCode] = currentlyUsedPlugins[cryptoCode] || {}
const pluginChanged = currentlyUsedPlugins[cryptoCode][pluginType] !== currentName
if (!currentName) pluginHandle = null
else { // some plugins may be disabled
const pluginConfig = accounts[currentName]
const mergedConfig = R.merge(pluginConfig, options)
if (pluginHandle && !pluginChanged) pluginHandle.config(mergedConfig)
else {
pluginHandle = loadPlugin(currentName, mergedConfig)
currentlyUsedPlugins[cryptoCode] = currentlyUsedPlugins[cryptoCode] || {}
currentlyUsedPlugins[cryptoCode][pluginType] = currentName
const pluginName = pluginHandle.NAME || currentName
cryptoCode
? logger.debug('[%s] plugin(%s) loaded: %s', cryptoCode, pluginType, pluginName)
: logger.debug('plugin(%s) loaded: %s', pluginType, pluginName)
}
}
if (typeof onChangeCallback === 'function') onChangeCallback(pluginHandle)
return pluginHandle
}
exports.loadOrConfigPlugin = loadOrConfigPlugin
// Note: this whole function gets called every time there's a config update
exports.configure = function configure (config) {
cachedConfig = config
const cryptoCodes = getAllCryptoCodes()
return configManager.loadAccounts()
.then(accounts => {
cryptoCodes.forEach(cryptoCode => {
const cryptoScopedConfig = configManager.cryptoScoped(cryptoCode, cachedConfig)
// TICKER [required] configure (or load)
loadOrConfigPlugin(
tickerPlugins[cryptoCode],
'ticker',
cryptoCode,
cryptoScopedConfig,
accounts,
{currency: deviceCurrency},
function onTickerChange (newTicker) {
tickerPlugins[cryptoCode] = newTicker
cache.clearRate()
}
)
// Give each crypto a different derived seed so as not to allow any
// plugin to spend another plugin's funds
const cryptoSeed = hkdf.derive(cryptoCode, 32)
loadOrConfigPlugin(
walletPlugins[cryptoCode],
'wallet',
cryptoCode,
cryptoScopedConfig,
accounts,
{masterSeed: cryptoSeed},
function onWalletChange (newWallet) {
walletPlugins[cryptoCode] = newWallet
pollBalance(cryptoCode)
}
)
tradesQueues[cryptoCode] = tradesQueues[cryptoCode] || []
loadOrConfigPlugin(
traderPlugins[cryptoCode],
'trader',
cryptoCode,
cryptoScopedConfig,
accounts,
null,
function onTraderChange (newTrader) {
traderPlugins[cryptoCode] = newTrader
if (newTrader === null) stopTrader(cryptoCode)
else startTrader(cryptoCode)
}
)
})
const unscopedCfg = configManager.unscoped(cachedConfig)
// ID VERIFIER [optional] configure (or load)
idVerifierPlugin = loadOrConfigPlugin(
idVerifierPlugin,
'idVerifier',
null,
unscopedCfg,
accounts
)
emailPlugin = loadOrConfigPlugin(
emailPlugin,
'email',
null,
unscopedCfg,
accounts
)
smsPlugin = loadOrConfigPlugin(
smsPlugin,
'sms',
null,
unscopedCfg,
accounts
)
})
}
function getConfig (machineId) {
return configManager.machineScoped(machineId, cachedConfig)
const config = settingsLoader.settings().config
return configManager.machineScoped(machineId, config)
}
exports.getConfig = getConfig
@ -288,22 +83,16 @@ exports.pollQueries = function pollQueries (deviceId) {
}))
}
function _sendCoins (toAddress, cryptoAtoms, cryptoCode) {
const walletPlugin = walletPlugins[cryptoCode]
return walletPlugin.sendCoins(toAddress, cryptoAtoms.toNumber(), cryptoCode)
}
// NOTE: This will fail if we have already sent coins because there will be
// a db unique db record in the table already.
function executeTx (deviceId, tx) {
return db.addOutgoingTx(deviceId, tx)
.then(() => _sendCoins(tx.toAddress, tx.cryptoAtoms, tx.cryptoCode))
.then(() => wallet.sendCoins(tx.toAddress, tx.cryptoAtoms, tx.cryptoCode))
.then(txHash => {
const fee = null // Need to fill this out in plugins
const toSend = {cryptoAtoms: tx.cryptoAtoms, fiat: tx.fiat}
return db.sentCoins(tx, toSend, fee, null, txHash)
.then(() => pollBalance(tx.cryptoCode))
.then(() => ({
statusCode: 201, // Created
txHash,
@ -316,10 +105,13 @@ function executeTx (deviceId, tx) {
exports.trade = function trade (deviceId, rawTrade) {
// TODO: move this to DB, too
// add bill to trader queue (if trader is enabled)
const cryptoCode = rawTrade.cryptoCode || 'BTC'
const traderPlugin = traderPlugins[cryptoCode]
const cryptoCode = rawTrade.cryptoCode
return db.recordBill(deviceId, rawTrade)
.then(() => exchange.active(cryptoCode))
.then(active => {
if (!active) return
if (traderPlugin) {
logger.debug('[%s] Pushing trade: %d', cryptoCode, rawTrade.cryptoAtoms)
tradesQueues[cryptoCode].push({
currency: rawTrade.currency,
@ -327,9 +119,7 @@ exports.trade = function trade (deviceId, rawTrade) {
cryptoCode,
timestamp: Date.now()
})
}
return db.recordBill(deviceId, rawTrade)
})
}
exports.stateChange = function stateChange (deviceId, deviceTime, rec, cb) {
@ -359,22 +149,21 @@ exports.sendCoins = function sendCoins (deviceId, rawTx) {
}
exports.cashOut = function cashOut (deviceId, tx) {
const cryptoCode = tx.cryptoCode || 'BTC'
const walletPlugin = walletPlugins[cryptoCode]
const cryptoCode = tx.cryptoCode
const serialPromise = walletPlugin.supportsHD
const serialPromise = wallet.supportsHD
? db.nextCashOutSerialHD(tx.id, cryptoCode)
: Promise.resolve()
return serialPromise
.then(serialNumber => {
const tmpInfo = {
const info = {
label: 'TX ' + Date.now(),
account: 'deposit',
serialNumber
}
return walletPlugin.newAddress(tmpInfo)
return wallet.newAddress(cryptoCode, info)
.then(address => {
const newTx = R.assoc('toAddress', address, tx)
@ -392,19 +181,17 @@ exports.dispenseAck = function (deviceId, tx) {
return db.addDispense(deviceId, tx, cartridges)
}
exports.fiatBalance = function fiatBalance (cryptoCode, deviceId) {
const config = configManager.scoped(cryptoCode, deviceId, cachedConfig)
const deviceRate = exports.getDeviceRate(cryptoCode)
exports.fiatBalance = function fiatBalance (fiatCode, cryptoCode, deviceId) {
const _config = settingsLoader.settings().config
const config = configManager.scoped(cryptoCode, deviceId, _config)
if (!deviceRate) return null
const rawRate = deviceRate.rates.ask
return Promise.all([ticker.ticker(cryptoCode), wallet.balance(cryptoCode)])
.then(([rates, balanceRec]) => {
const rawRate = rates[cryptoCode].rates.ask
const commission = (new BigNumber(config.commissions.cashInCommission).div(100)).plus(1)
const lastBalanceRec = lastBalances[cryptoCode]
if (!lastBalanceRec) return null
const balance = balanceRec.balance
const lastBalance = lastBalanceRec.balance
if (!rawRate || !lastBalance) return null
if (!rawRate || !balance) return null
// The rate is actually our commission times real rate.
const rate = rawRate.times(commission)
@ -414,23 +201,15 @@ exports.fiatBalance = function fiatBalance (cryptoCode, deviceId) {
const lowBalanceMargin = (new BigNumber(config.commissions.lowBalanceMargin).div(100)).plus(1)
const unitScale = new BigNumber(10).pow(coins[cryptoCode].unitScale)
const fiatTransferBalance = lastBalance.div(unitScale).times(rate).div(lowBalanceMargin)
const fiatTransferBalance = balance.div(unitScale).times(rate).div(lowBalanceMargin)
return {timestamp: lastBalanceRec.timestamp, balance: fiatTransferBalance.round(3).toNumber()}
return {timestamp: balanceRec.timestamp, balance: fiatTransferBalance.round(3).toNumber()}
})
}
function processTxStatus (tx) {
const cryptoCode = tx.cryptoCode
const walletPlugin = walletPlugins[cryptoCode]
if (!walletPlugin) return logger.warn('Trying to check tx status but no wallet plugins for: ' + cryptoCode)
return walletPlugin.getStatus(tx.toAddress, tx.cryptoAtoms)
return wallet.getStatus(tx.toAddress, tx.cryptoAtoms, tx.cryptoCode)
.then(res => db.updateTxStatus(tx, res.status))
.catch(err => {
console.log(err.stack)
logger.error('[%s] Tx status processing error: %s', cryptoCode, err.stack)
})
}
function notifyConfirmation (tx) {
@ -444,7 +223,7 @@ function notifyConfirmation (tx) {
}
}
return smsPlugin.sendMessage(rec)
return sms.sendMessage(rec)
.then(() => db.updateNotify(tx))
}
@ -493,172 +272,80 @@ exports.startPolling = function startPolling () {
}
function startTrader (cryptoCode) {
// Always start trading, even if we don't have a trade exchange configured,
// since configuration can always change in `Trader#configure`.
// `Trader#executeTrades` returns early if we don't have a trade exchange
// configured at the moment.
const traderPlugin = traderPlugins[cryptoCode]
if (!traderPlugin || tradeIntervals[cryptoCode]) return
if (tradeIntervals[cryptoCode]) return
logger.debug('[%s] startTrader', cryptoCode)
tradeIntervals[cryptoCode] = setInterval(
() => { executeTrades(cryptoCode) },
TRADE_INTERVAL
)
}
function stopTrader (cryptoCode) {
if (!tradeIntervals[cryptoCode]) return
logger.debug('[%s] stopTrader', cryptoCode)
clearInterval(tradeIntervals[cryptoCode])
tradeIntervals[cryptoCode] = null
tradesQueues[cryptoCode] = []
}
function pollBalance (cryptoCode) {
logger.debug('[%s] collecting balance', cryptoCode)
const walletPlugin = walletPlugins[cryptoCode]
return walletPlugin.balance()
.then(balance => {
const unitScale = new BigNumber(10).pow(coins[cryptoCode].unitScale)
const coinBalance = new BigNumber(balance[cryptoCode])
const scaledCoinBalance = coinBalance.div(unitScale)
logger.debug('[%s] Balance update: %s', cryptoCode, scaledCoinBalance.toString())
lastBalances[cryptoCode] = {timestamp: Date.now(), balance: coinBalance}
return lastBalances
})
.catch(err => {
logger.error('[%s] Error loading balance: %s', cryptoCode, err.message)
return lastBalances
})
}
/*
* Getters | Helpers
*/
exports.getDeviceRate = function getDeviceRate (cryptoCode) {
const lastRate = lastRates[cryptoCode]
if (!lastRate) return null
return lastRate[deviceCurrency]
tradeIntervals[cryptoCode] = setInterval(() => executeTrades(cryptoCode), TRADE_INTERVAL)
}
/*
* Trader functions
*/
function purchase (trade, cb) {
const cryptoCode = trade.cryptoCode
const traderPlugin = traderPlugins[cryptoCode]
traderPlugin.purchase(trade.cryptoAtoms, deviceCurrency, cryptoCode, err => {
if (err) return cb(err)
pollBalance(cryptoCode)
if (typeof cb === 'function') cb()
})
function buy (trade) {
return exchange.buy(trade.cryptoAtoms, trade.fiatCode, trade.cryptoCode)
}
function consolidateTrades (cryptoCode) {
// NOTE: value in cryptoAtoms stays the same no matter the currency
function consolidateTrades (cryptoCode, fiatCode) {
const market = [fiatCode, cryptoCode].join('')
if (tradesQueues[cryptoCode].length === 0) return null
if (tradesQueues[market].length === 0) return null
logger.debug('tradesQueues size: %d', tradesQueues[cryptoCode].length)
logger.debug('tradesQueues head: %j', tradesQueues[cryptoCode][0])
logger.debug('[%s] tradesQueues size: %d', market, tradesQueues[market].length)
logger.debug('[%s] tradesQueues head: %j', market, tradesQueues[market][0])
const t0 = Date.now()
const filtered = tradesQueues[cryptoCode]
const filtered = tradesQueues[market]
.filter(trade => t0 - trade.timestamp < TRADE_TTL)
const filteredCount = tradesQueues[cryptoCode].length - filtered.length
const filteredCount = tradesQueues[market].length - filtered.length
if (filteredCount > 0) {
tradesQueues[cryptoCode] = filtered
logger.debug('[%s] expired %d trades', cryptoCode, filteredCount)
tradesQueues[market] = filtered
logger.debug('[%s] expired %d trades', market, filteredCount)
}
const cryptoAtoms = filtered
.reduce((prev, current) => prev.plus(current.cryptoAtoms), new BigNumber(0))
const consolidatedTrade = {
currency: deviceCurrency,
fiatCode,
cryptoAtoms,
cryptoCode
}
tradesQueues[cryptoCode] = []
tradesQueues[market] = []
logger.debug('[%s] consolidated: %j', cryptoCode, consolidatedTrade)
logger.debug('[%s] consolidated: %j', market, consolidatedTrade)
return consolidatedTrade
}
function executeTrades (cryptoCode) {
const traderPlugin = traderPlugins[cryptoCode]
if (!traderPlugin) return
function executeTrades (cryptoCode, fiatCode) {
const market = [fiatCode, cryptoCode].join('')
logger.debug('[%s] checking for trades', market)
logger.debug('[%s] checking for trades', cryptoCode)
const trade = consolidateTrades(cryptoCode)
if (trade === null) return logger.debug('[%s] no trades', cryptoCode)
const trade = consolidateTrades(cryptoCode, fiatCode)
if (trade === null) return logger.debug('[%s] no trades', market)
if (trade.cryptoAtoms.eq(0)) {
logger.debug('[%s] rejecting 0 trade', cryptoCode)
logger.debug('[%s] rejecting 0 trade', market)
return
}
logger.debug('making a trade: %d', trade.cryptoAtoms.toString())
purchase(trade, err => {
if (err) {
tradesQueues[cryptoCode].push(trade)
if (err.name !== 'orderTooSmall') return logger.error(err)
else return logger.debug(err)
}
logger.debug('Successful trade.')
})
}
/*
* ID Verifier functions
*/
exports.verifyUser = function verifyUser (data, cb) {
return new Promise((resolve, reject) => {
idVerifierPlugin.verifyUser(data, (err, res) => {
if (err) return reject(err)
return resolve(res)
})
})
}
exports.verifyTx = function verifyTx (data, cb) {
return new Promise((resolve, reject) => {
idVerifierPlugin.verifyTransaction(data, (err, res) => {
if (err) return reject(err)
return resolve(res)
logger.debug('[%s] making a trade: %d', market, trade.cryptoAtoms.toString())
return buy(trade)
.catch(err => {
tradesQueues[market].push(trade)
logger.error(err)
})
.then(() => {
logger.debug('[%s] Successful trade.', market)
})
}
function sendMessage (rec) {
const pluginPromises = []
const config = configManager.unscoped(cachedConfig)
if (!config.notifications.notificationsEnabled) return Promise.all([])
if (config.notifications.notificationsEmailEnabled) {
pluginPromises.push(emailPlugin.sendMessage(rec))
}
if (config.notifications.notificationsSMSEnabled) {
pluginPromises.push(smsPlugin.sendMessage(rec))
}
return Promise.all(pluginPromises)
return Promise.all([sms.sendMessage(rec), email.sendMessage(rec)])
}
exports.sendMessage = sendMessage
@ -715,36 +402,54 @@ function checkNotification () {
}
function getCryptoCodes (deviceId) {
return configManager.machineScoped(deviceId, cachedConfig).currencies.cryptoCurrencies
return settingsLoader.settings()
.then(settings => {
return configManager.machineScoped(deviceId, settings.config).currencies.cryptoCurrencies
})
}
exports.getCryptoCodes = getCryptoCodes
// Get union of all cryptoCodes from all machines
function getAllCryptoCodes () {
return db.devices()
.then(rows => {
return Promise.all([db.devices(), settingsLoader.settings()])
.then(([rows, settings]) => {
return rows.reduce((acc, r) => {
getCryptoCodes(r.device_id).forEach(c => acc.add(c))
const cryptoCodes = configManager.machineScoped(r.device_id, settings.config).currencies.cryptoCurrencies
cryptoCodes.forEach(c => acc.add(c))
return acc
}, new Set())
})
}
function getAllMarkets () {
return Promise.all([db.devices(), settingsLoader.settings()])
.then(([rows, settings]) => {
return rows.reduce((acc, r) => {
const currencies = configManager.machineScoped(r.device_id, settings.config).currencies
const cryptoCodes = currencies.cryptoCurrencies
const fiatCodes = currencies.fiatCodes
fiatCodes.forEach(fiatCode => cryptoCodes.forEach(cryptoCode => acc.add(fiatCode + cryptoCode)))
return acc
}, new Set())
})
}
function checkBalances () {
return Promise.all([getAllCryptoCodes(), db.devices()])
.then(arr => {
const cryptoCodes = arr[0]
const deviceIds = arr[1].map(r => r.device_id)
return Promise.all([getAllMarkets(), db.devices()])
.then(([markets, devices]) => {
const deviceIds = devices.map(r => r.device_id)
const balances = []
cryptoCodes.forEach(cryptoCode => {
markets.forEach(market => {
const fiatCode = market.fiatCode
const cryptoCode = market.cryptoCode
const minBalance = deviceIds.map(deviceId => {
const fiatBalanceRec = exports.fiatBalance(cryptoCode, deviceId)
const fiatBalanceRec = exports.fiatBalance(fiatCode, cryptoCode, deviceId)
return fiatBalanceRec ? fiatBalanceRec.balance : Infinity
})
.reduce((min, cur) => Math.min(min, cur), Infinity)
const rec = {fiatBalance: minBalance, cryptoCode, fiatCode: deviceCurrency}
const rec = {fiatBalance: minBalance, cryptoCode, fiatCode}
balances.push(rec)
})
@ -752,15 +457,16 @@ function checkBalances () {
})
}
exports.startCheckingNotification = function startCheckingNotification () {
const config = configManager.unscoped(cachedConfig)
exports.startCheckingNotification = function startCheckingNotification (config) {
notifier.init(db, checkBalances, config.notifications)
checkNotification()
setInterval(checkNotification, CHECK_NOTIFICATION_INTERVAL)
}
exports.getPhoneCode = function getPhoneCode (phone) {
const code = smsPlugin.NAME === 'MockSMS'
return sms.name()
.then(name => {
const code = name === 'MockSMS'
? '123'
: BigNumber.random().toFixed(6).slice(2)
@ -771,8 +477,9 @@ exports.getPhoneCode = function getPhoneCode (phone) {
}
}
return smsPlugin.sendMessage(rec)
return sms.sendMessage(rec)
.then(() => code)
})
}
exports.updatePhone = db.addIncomingPhone
@ -803,13 +510,8 @@ exports.fetchTx = db.fetchTx
function sweepHD (row) {
const cryptoCode = row.crypto_code
const walletPlugin = walletPlugins[cryptoCode]
if (!walletPlugin) {
return logger.warn('Trying to sweep but no plugin set up for: ' + cryptoCode)
}
return walletPlugin.sweep(row.hd_serial)
return wallet.sweep(row.hd_serial)
.then(txHash => {
if (txHash) {
logger.debug('[%s] Swept address with tx: %s', cryptoCode, txHash)

5
lib/routes.js
View file

@ -47,10 +47,11 @@ function buildRates (deviceId) {
function buildBalances (deviceId) {
const cryptoCodes = plugins.getCryptoCodes(deviceId)
const fiatCode = plugins.getFiatCode(deviceId)
const _balances = {}
cryptoCodes.forEach(cryptoCode => {
const balanceRec = plugins.fiatBalance(cryptoCode, deviceId)
const balanceRec = plugins.fiatBalance(fiatCode, cryptoCode, deviceId)
if (!balanceRec) return logger.warn('No balance for ' + cryptoCode + ' yet')
if (Date.now() - balanceRec.timestamp > STALE_BALANCE) return logger.warn('Stale balance for ' + cryptoCode)

43
lib/settings-loader.js Normal file
View file

@ -0,0 +1,43 @@
const R = require('ramda')
const db = require('./db')
// Note: We won't prematurely optimize by caching yet
// This shouldn't really affect performance at these scales
function load () {
return Promise.all([
db.one('select data from user_config where type=$1', 'config'),
loadAccounts()
])
.then(function ([data, accounts]) {
return {
config: data.data,
accounts: accounts
}
})
}
function loadAccounts () {
const toFields = fieldArr => R.fromPairs(R.map(r => [r.code, r.value], fieldArr))
const toPairs = r => [r.code, toFields(r.fields)]
return db.oneOrNone('select data from user_config where type=$1', 'accounts')
.then(function (data) {
if (!data) return {}
return R.fromPairs(R.map(toPairs, data.data.accounts))
})
}
function settings () {
return load()
}
function clear () {
// Do nothing, since no caching
}
module.exports = {
settings,
clear
}

23
lib/ticker.js
View file

@ -0,0 +1,23 @@
const mem = require('mem')
const settingsLoader = require('./settings-loader')
const configManager = require('./config-manager')
const FETCH_INTERVAL = 10000
function getRates (fiatCode, cryptoCode) {
return Promise.resolve()
.then(() => {
return settingsLoader.settings()
.then(settings => {
const config = settings.config
const plugin = configManager.cryptoScoped(cryptoCode, config).cryptoServices.ticker
const account = settings.accounts.plugin
const ticker = require('lamassu-' + plugin)
return ticker.ticker(account, fiatCode, cryptoCode)
})
})
}
module.exports = {
getRates: mem(getRates, {maxAge: FETCH_INTERVAL})
}

50
lib/wallet.js Normal file
View file

@ -0,0 +1,50 @@
const mem = require('mem')
const settingsLoader = require('./settings-loader')
const configManager = require('./config-manager')
const FETCH_INTERVAL = 5000
function fetchWallet (cryptoCode) {
return settingsLoader.settings()
.then(settings => {
const plugin = configManager.cryptoScoped(cryptoCode, settings.config).cryptoServices.wallet
const account = settings.accounts.plugin
const wallet = require('lamassu-' + plugin)
return {wallet, account}
})
}
function balance (cryptoCode) {
return fetchWallet(cryptoCode)
.then(r => r.wallet.balance(r.account))
.then(balance => ({balance, timestamp: Date.now()}))
}
function sendCoins (toAddress, cryptoAtoms, cryptoCode) {
return fetchWallet(cryptoCode)
.then(r => {
return r.wallet.sendCoins(r.account, toAddress, cryptoAtoms, cryptoCode)
.then(res => {
mem.clear(module.exports.balance)
return res
})
})
}
function newAddress (cryptoCode, info) {
return fetchWallet(cryptoCode)
.then(r => r.wallet.newAddress(r.account, cryptoCode, info))
}
function getStatus (toAdress, cryptoAtoms, cryptoCode) {
return fetchWallet(cryptoCode)
.then(r => r.wallet.getStatus(r.account, toAdress, cryptoAtoms, cryptoCode))
}
module.exports = {
balance: mem(balance, {maxAge: FETCH_INTERVAL}),
sendCoins,
newAddress,
getStatus
}

1
package.json
View file

@ -22,6 +22,7 @@
"lamassu-mock-sms": "^1.0.1",
"lamassu-mock-wallet": "^1.0.3",
"lamassu-twilio": "^1.1.3",
"mem": "^1.1.0",
"migrate": "^0.2.2",
"minimist": "^1.2.0",
"morgan": "^1.7.0",

146
yarn.lock
View file

@ -104,7 +104,7 @@ async@^1.4.0, async@^1.5.2:
version "1.5.2"
resolved "https://registry.yarnpkg.com/async/-/async-1.5.2.tgz#ec6a61ae56480c0c3cb241c95618e20892f9672a"
async@^2.0.1, async@^2.1.2:
async@^2.0.1:
version "2.1.4"
resolved "https://registry.yarnpkg.com/async/-/async-2.1.4.tgz#2d2160c7788032e4dd6cbe2502f1f9a2c8f6cde4"
dependencies:
@ -130,6 +130,12 @@ aws4@^1.2.1:
version "1.5.0"
resolved "https://registry.yarnpkg.com/aws4/-/aws4-1.5.0.tgz#0a29ffb79c31c9e712eeb087e8e7a64b4a56d755"
axios@^0.15.2:
version "0.15.2"
resolved "https://registry.yarnpkg.com/axios/-/axios-0.15.2.tgz#496f50980b2ce1ad2e195af93c2d03b4d035e90d"
dependencies:
follow-redirects "0.0.7"
balanced-match@^0.4.1:
version "0.4.2"
resolved "https://registry.yarnpkg.com/balanced-match/-/balanced-match-0.4.2.tgz#cb3f3e3c732dc0f01ee70b403f302e61d7709838"
@ -152,10 +158,6 @@ bcrypt-pbkdf@^1.0.0:
dependencies:
tweetnacl "^0.14.3"
big.js@^3.1.3:
version "3.1.3"
resolved "https://registry.yarnpkg.com/big.js/-/big.js-3.1.3.tgz#4cada2193652eb3ca9ec8e55c9015669c9806978"
bigi@^1.1.0, bigi@^1.4.0:
version "1.4.2"
resolved "https://registry.yarnpkg.com/bigi/-/bigi-1.4.2.tgz#9c665a95f88b8b08fc05cfd731f561859d725825"
@ -176,7 +178,7 @@ bindings@^1.2.1:
version "1.2.1"
resolved "https://registry.yarnpkg.com/bindings/-/bindings-1.2.1.tgz#14ad6113812d2d37d72e67b4cacb4bb726505f11"
bip66@^1.1.0, bip66@^1.1.3:
bip66@^1.1.0:
version "1.1.4"
resolved "https://registry.yarnpkg.com/bip66/-/bip66-1.1.4.tgz#8a59f8ae16eccb94681c3c2a7b224774605aadfb"
@ -200,13 +202,12 @@ bitcoinjs-lib@2.1.4:
typeforce "^1.5.5"
wif "^1.1.0"
bitgo@^2.0.4:
version "2.0.4"
resolved "https://registry.yarnpkg.com/bitgo/-/bitgo-2.0.4.tgz#83757c8cbb8481b5011c50b1eea4769d52ebabf6"
bitgo@^1.5.4:
version "1.8.0"
resolved "https://registry.yarnpkg.com/bitgo/-/bitgo-1.8.0.tgz#f7180fe377139dd062b0829e0290250ce22d51fd"
dependencies:
argparse "^0.1.16"
assert "0.4.9"
big.js "^3.1.3"
bigi "1.4.0"
bitcoinjs-lib "2.1.4"
body-parser "^1.10.2"
@ -214,12 +215,9 @@ bitgo@^2.0.4:
bs58check "1.0.4"
create-hmac "^1.1.4"
ecurve "^1.0.2"
ethereumjs-abi "^0.6.2"
ethereumjs-util "^4.4.1"
express "^4.11.1"
http-proxy "1.11.1"
keccakjs "^0.2.1"
lodash "4.13.1"
lodash "3.7.0"
minimist "0.2.0"
moment "^2.11.2"
morgan "1.5.3"
@ -240,7 +238,7 @@ bluebird@*, bluebird@^3.3.5:
version "3.4.6"
resolved "https://registry.yarnpkg.com/bluebird/-/bluebird-3.4.6.tgz#01da8d821d87813d158967e743d5fe6c62cf8c0f"
bn.js@^4.10.0, bn.js@^4.11.3, bn.js@^4.4.0, bn.js@^4.8.0:
bn.js@^4.10.0, bn.js@^4.4.0:
version "4.11.6"
resolved "https://registry.yarnpkg.com/bn.js/-/bn.js-4.11.6.tgz#53344adb14617a13f6e8dd2ce28905d1c0ba3215"
@ -290,12 +288,6 @@ browserify-aes@^1.0.6:
evp_bytestokey "^1.0.0"
inherits "^2.0.1"
browserify-sha3@^0.0.1:
version "0.0.1"
resolved "https://registry.yarnpkg.com/browserify-sha3/-/browserify-sha3-0.0.1.tgz#3ff34a3006ef15c0fb3567e541b91a2340123d11"
dependencies:
js-sha3 "^0.3.1"
bs58@^2.0.1, bs58@2.0.1:
version "2.0.1"
resolved "https://registry.yarnpkg.com/bs58/-/bs58-2.0.1.tgz#55908d58f1982aba2008fa1bed8f91998a29bf8d"
@ -627,7 +619,7 @@ dont-sniff-mimetype@1.0.0:
version "1.0.0"
resolved "https://registry.yarnpkg.com/dont-sniff-mimetype/-/dont-sniff-mimetype-1.0.0.tgz#5932890dc9f4e2f19e5eb02a20026e5e5efc8f58"
drbg.js@^1.0.0, drbg.js@^1.0.1:
drbg.js@^1.0.0:
version "1.0.1"
resolved "https://registry.yarnpkg.com/drbg.js/-/drbg.js-1.0.1.tgz#3e36b6c42b37043823cdbc332d58f31e2445480b"
dependencies:
@ -723,23 +715,6 @@ etag@~1.7.0:
version "1.7.0"
resolved "https://registry.yarnpkg.com/etag/-/etag-1.7.0.tgz#03d30b5f67dd6e632d2945d30d6652731a34d5d8"
ethereumjs-abi@^0.6.2:
version "0.6.4"
resolved "https://registry.yarnpkg.com/ethereumjs-abi/-/ethereumjs-abi-0.6.4.tgz#9ba1bb056492d00c27279f6eccd4d58275912c1a"
dependencies:
bn.js "^4.10.0"
ethereumjs-util "^4.3.0"
ethereumjs-util@^4.3.0, ethereumjs-util@^4.4.1:
version "4.5.0"
resolved "https://registry.yarnpkg.com/ethereumjs-util/-/ethereumjs-util-4.5.0.tgz#3e9428b317eebda3d7260d854fddda954b1f1bc6"
dependencies:
bn.js "^4.8.0"
create-hash "^1.1.2"
keccakjs "^0.2.0"
rlp "^2.0.0"
secp256k1 "^3.0.1"
eventemitter3@1.x.x:
version "1.2.0"
resolved "https://registry.yarnpkg.com/eventemitter3/-/eventemitter3-1.2.0.tgz#1c86991d816ad1e504750e73874224ecf3bec508"
@ -831,6 +806,13 @@ find-up@^1.0.0:
path-exists "^2.0.0"
pinkie-promise "^2.0.0"
follow-redirects@0.0.7:
version "0.0.7"
resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-0.0.7.tgz#34b90bab2a911aa347571da90f22bd36ecd8a919"
dependencies:
debug "^2.2.0"
stream-consume "^0.1.0"
forever-agent@~0.6.1:
version "0.6.1"
resolved "https://registry.yarnpkg.com/forever-agent/-/forever-agent-0.6.1.tgz#fbc71f0c41adeb37f96c577ad1ed42d8fdacca91"
@ -1172,10 +1154,6 @@ jodid25519@^1.0.0:
dependencies:
jsbn "~0.1.0"
js-sha3@^0.3.1:
version "0.3.1"
resolved "https://registry.yarnpkg.com/js-sha3/-/js-sha3-0.3.1.tgz#86122802142f0828502a0d1dee1d95e253bb0243"
jsbn@~0.1.0:
version "0.1.0"
resolved "https://registry.yarnpkg.com/jsbn/-/jsbn-0.1.0.tgz#650987da0dd74f4ebf5a11377a2aa2d273e97dfd"
@ -1256,13 +1234,6 @@ jws@^3.0.0:
jwa "^1.1.4"
safe-buffer "^5.0.1"
keccakjs@^0.2.0, keccakjs@^0.2.1:
version "0.2.1"
resolved "https://registry.yarnpkg.com/keccakjs/-/keccakjs-0.2.1.tgz#1d633af907ef305bbf9f2fa616d56c44561dfa4d"
dependencies:
browserify-sha3 "^0.0.1"
sha3 "^1.1.0"
kind-of@^3.0.2:
version "3.0.4"
resolved "https://registry.yarnpkg.com/kind-of/-/kind-of-3.0.4.tgz#7b8ecf18a4e17f8269d73b501c9f232c96887a74"
@ -1283,11 +1254,10 @@ kind-of@^3.0.2:
version "0.2.2"
resolved "https://github.com/lamassu/lamassu-bitgo/tarball/alpha#c8057065d2754e1e595e9d07dd33e8349e98e1b7"
dependencies:
bignumber.js "^2.3.0"
bitgo "^1.5.4"
bignumber.js "^3.0.1"
bitgo "^2.0.4"
lamassu-config "^0.4.4"
lodash "^2.4.1"
promptly "~0.2.0"
lodash "^4.17.2"
lamassu-bitpay@~1.0.0:
version "1.0.3"
@ -1297,6 +1267,14 @@ lamassu-bitpay@~1.0.0:
lodash "^2.4.1"
wreck "^3.0.0"
"lamassu-bitstamp@https://github.com/lamassu/lamassu-bitstamp/tarball/alpha":
version "1.0.4"
resolved "https://github.com/lamassu/lamassu-bitstamp/tarball/alpha#bf19094bbd5eba8204792968ee480667bde3470d"
dependencies:
axios "^0.15.2"
bignumber.js "^3.0.1"
lodash "^4.17.2"
lamassu-coindesk@^1.0.4:
version "1.0.4"
resolved "https://registry.yarnpkg.com/lamassu-coindesk/-/lamassu-coindesk-1.0.4.tgz#e5c3ce422acfc8fad0264c21c3b8454e39342b2e"
@ -1376,9 +1354,9 @@ lodash@^4.14.0, lodash@^4.17.2:
version "4.17.2"
resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.2.tgz#34a3055babe04ce42467b607d700072c7ff6bf42"
lodash@4.13.1:
version "4.13.1"
resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.13.1.tgz#83e4b10913f48496d4d16fec4a560af2ee744b68"
lodash@3.7.0:
version "3.7.0"
resolved "https://registry.yarnpkg.com/lodash/-/lodash-3.7.0.tgz#3678bd8ab995057c07ade836ed2ef087da811d45"
longest@^1.0.1:
version "1.0.1"
@ -1407,6 +1385,12 @@ media-typer@0.3.0:
version "0.3.0"
resolved "https://registry.yarnpkg.com/media-typer/-/media-typer-0.3.0.tgz#8710d7af0aa626f8fffa1ce00168545263255748"
mem:
version "1.1.0"
resolved "https://registry.yarnpkg.com/mem/-/mem-1.1.0.tgz#5edd52b485ca1d900fe64895505399a0dfa45f76"
dependencies:
mimic-fn "^1.0.0"
meow@^3.3.0:
version "3.7.0"
resolved "https://registry.yarnpkg.com/meow/-/meow-3.7.0.tgz#72cb668b425228290abbfa856892587308a801fb"
@ -1450,6 +1434,10 @@ mime@^1.3.4, mime@1.3.4:
version "1.3.4"
resolved "https://registry.yarnpkg.com/mime/-/mime-1.3.4.tgz#115f9e3b6b3daf2959983cb38f149a2d40eb5d53"
mimic-fn@^1.0.0:
version "1.1.0"
resolved "https://registry.yarnpkg.com/mimic-fn/-/mimic-fn-1.1.0.tgz#e667783d92e89dbd342818b5230b9d62a672ad18"
"minimatch@2 || 3":
version "3.0.3"
resolved "https://registry.yarnpkg.com/minimatch/-/minimatch-3.0.3.tgz#2a4e4090b96b2db06a9d7df01055a62a77c9b774"
@ -1509,7 +1497,11 @@ ms@0.7.1:
version "0.7.1"
resolved "https://registry.yarnpkg.com/ms/-/ms-0.7.1.tgz#9cd13c03adbff25b65effde7ce864ee952017098"
nan@^2.0.5, nan@^2.2.0, nan@^2.2.1:
mute-stream@~0.0.4:
version "0.0.6"
resolved "https://registry.yarnpkg.com/mute-stream/-/mute-stream-0.0.6.tgz#48962b19e169fd1dfc240b3f1e7317627bbc47db"
nan@^2.2.0:
version "2.4.0"
resolved "https://registry.yarnpkg.com/nan/-/nan-2.4.0.tgz#fb3c59d45fe4effe215f0b890f8adf6eb32d2232"
@ -1832,6 +1824,12 @@ process-nextick-args@~1.0.6:
version "1.0.7"
resolved "https://registry.yarnpkg.com/process-nextick-args/-/process-nextick-args-1.0.7.tgz#150e20b756590ad3f91093f25a4f2ad8bff30ba3"
promptly@~0.2.0:
version "0.2.1"
resolved "https://registry.yarnpkg.com/promptly/-/promptly-0.2.1.tgz#6444e7ca4dbd9899e7eeb5ec3922827ebdc22b3b"
dependencies:
read "~1.0.4"
proxy-addr@~1.1.2:
version "1.1.2"
resolved "https://registry.yarnpkg.com/proxy-addr/-/proxy-addr-1.1.2.tgz#b4cc5f22610d9535824c123aef9d3cf73c40ba37"
@ -1927,6 +1925,12 @@ read-pkg@^1.0.0:
normalize-package-data "^2.3.2"
path-type "^1.0.0"
read@~1.0.4:
version "1.0.7"
resolved "https://registry.yarnpkg.com/read/-/read-1.0.7.tgz#b3da19bd052431a97671d44a42634adf710b40c4"
dependencies:
mute-stream "~0.0.4"
readable-stream@^2.0.5, readable-stream@2:
version "2.2.2"
resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-2.2.2.tgz#a9e6fec3c7dda85f8bb1b3ba7028604556fc825e"
@ -2100,10 +2104,6 @@ ripemd160@^1.0.0:
version "1.0.1"
resolved "https://registry.yarnpkg.com/ripemd160/-/ripemd160-1.0.1.tgz#93a4bbd4942bc574b69a8fa57c71de10ecca7d6e"
rlp@^2.0.0:
version "2.0.0"
resolved "https://registry.yarnpkg.com/rlp/-/rlp-2.0.0.tgz#9db384ff4b89a8f61563d92395d8625b18f3afb0"
safe-buffer@^5.0.1:
version "5.0.1"
resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.0.1.tgz#d263ca54696cd8a306b5ca6551e92de57918fbe7"
@ -2112,18 +2112,6 @@ scmp@0.0.3:
version "0.0.3"
resolved "https://registry.yarnpkg.com/scmp/-/scmp-0.0.3.tgz#3648df2d7294641e7f78673ffc29681d9bad9073"
secp256k1@^3.0.1:
version "3.2.2"
resolved "https://registry.yarnpkg.com/secp256k1/-/secp256k1-3.2.2.tgz#2103620789ca2c9b79650cdf8cfc9c542be36597"
dependencies:
bindings "^1.2.1"
bip66 "^1.1.3"
bn.js "^4.11.3"
create-hash "^1.1.2"
drbg.js "^1.0.1"
elliptic "^6.2.3"
nan "^2.2.1"
secp256k1@3.0.1:
version "3.0.1"
resolved "https://registry.yarnpkg.com/secp256k1/-/secp256k1-3.0.1.tgz#1e9205135a4ed3503150dd00e7a4eb219f2900b3"
@ -2187,12 +2175,6 @@ sha.js@^2.3.6:
dependencies:
inherits "^2.0.1"
sha3@^1.1.0:
version "1.2.0"
resolved "https://registry.yarnpkg.com/sha3/-/sha3-1.2.0.tgz#6989f1b70a498705876a373e2c62ace96aa9399a"
dependencies:
nan "^2.0.5"
signal-exit@^3.0.0:
version "3.0.1"
resolved "https://registry.yarnpkg.com/signal-exit/-/signal-exit-3.0.1.tgz#5a4c884992b63a7acd9badb7894c3ee9cfccad81"
@ -2297,6 +2279,10 @@ stack-trace@0.0.x:
version "1.3.1"
resolved "https://registry.yarnpkg.com/statuses/-/statuses-1.3.1.tgz#faf51b9eb74aaef3b3acf4ad5f61abf24cb7b93e"
stream-consume@^0.1.0:
version "0.1.0"
resolved "https://registry.yarnpkg.com/stream-consume/-/stream-consume-0.1.0.tgz#a41ead1a6d6081ceb79f65b061901b6d8f3d1d0f"
stream-to-buffer@0.1.0:
version "0.1.0"
resolved "https://registry.yarnpkg.com/stream-to-buffer/-/stream-to-buffer-0.1.0.tgz#26799d903ab2025c9bd550ac47171b00f8dd80a9"