lamassu-server/lib/blockchain/bitcoin.js
2022-02-18 20:15:39 +00:00

53 lines
1.4 KiB
JavaScript

const path = require('path')
const { utils: coinUtils } = require('@lamassu/coins')
const common = require('./common')
module.exports = { setup, updateCore }
const coinRec = coinUtils.getCryptoCurrency('BTC')
function setup (dataDir) {
common.firewall([coinRec.defaultPort])
const config = buildConfig()
common.writeFile(path.resolve(dataDir, coinRec.configFile), config)
const cmd = `/usr/local/bin/${coinRec.daemon} -datadir=${dataDir}`
common.writeSupervisorConfig(coinRec, cmd)
}
function updateCore (coinRec, isCurrentlyRunning) {
common.logger.info('Updating Bitcoin Core. This may take a minute...')
common.es(`sudo supervisorctl stop bitcoin`)
common.es(`curl -#o /tmp/bitcoin.tar.gz ${coinRec.url}`)
common.es(`tar -xzf /tmp/bitcoin.tar.gz -C /tmp/`)
common.logger.info('Updating wallet...')
common.es(`cp /tmp/${coinRec.dir}/* /usr/local/bin/`)
common.es(`rm -r /tmp/${coinRec.dir.replace('/bin', '')}`)
common.es(`rm /tmp/bitcoin.tar.gz`)
if (isCurrentlyRunning) {
common.logger.info('Starting wallet...')
common.es(`sudo supervisorctl start bitcoin`)
}
common.logger.info('Bitcoin Core is updated!')
}
function buildConfig () {
return `rpcuser=lamassuserver
rpcpassword=${common.randomPass()}
dbcache=500
server=1
connections=40
keypool=10000
prune=4000
daemon=0
addresstype=p2sh-segwit
changetype=bech32
walletrbf=1
bind=0.0.0.0:8332
rpcport=8333
listenonion=0`
}