chore: use monorepo organization

packages/server/lib/blockchain/zcash.js

@@ -0,0 +1,66 @@
+const path = require('path')
+
+const { utils: coinUtils } = require('@lamassu/coins')
+
+const common = require('./common')
+
+module.exports = { setup, updateCore }
+
+const es = common.es
+const logger = common.logger
+
+function updateCore (coinRec, isCurrentlyRunning) {
+  common.logger.info('Updating your Zcash wallet. This may take a minute...')
+  common.es(`sudo supervisorctl stop zcash`)
+  common.es(`curl -#Lo /tmp/zcash.tar.gz ${coinRec.url}`)
+  if (common.es(`sha256sum /tmp/zcash.tar.gz | awk '{print $1}'`).trim() !== coinRec.urlHash) {
+    common.logger.info('Failed to update Zcash: Package signature do not match!')
+    return
+  }
+  common.es(`tar -xzf /tmp/zcash.tar.gz -C /tmp/`)
+
+  common.logger.info('Updating wallet...')
+  common.es(`cp /tmp/${coinRec.dir}/* /usr/local/bin/`)
+  common.es(`rm -r /tmp/${coinRec.dir.replace('/bin', '')}`)
+  common.es(`rm /tmp/zcash.tar.gz`)
+
+  if (common.es(`grep "walletrequirebackup=" /mnt/blockchains/zcash/zcash.conf || true`)) {
+    common.logger.info(`walletrequirebackup already defined, skipping...`)
+  } else {
+    common.logger.info(`Setting 'walletrequirebackup=false' in config file...`)
+    common.es(`echo "\nwalletrequirebackup=false" >> /mnt/blockchains/zcash/zcash.conf`)
+  }
+
+  if (isCurrentlyRunning) {
+    common.logger.info('Starting wallet...')
+    common.es(`sudo supervisorctl start zcash`)
+  }
+
+  common.logger.info('Zcash is updated!')
+}
+
+function setup (dataDir) {
+  es('sudo apt-get update')
+  es('sudo apt-get install libgomp1 -y')
+  const coinRec = coinUtils.getCryptoCurrency('ZEC')
+
+  common.firewall([coinRec.defaultPort])
+  logger.info('Fetching Zcash proofs, will take a while...')
+  es('zcash-fetch-params 2>&1')
+  logger.info('Finished fetching proofs.')
+  const config = buildConfig()
+  common.writeFile(path.resolve(dataDir, coinRec.configFile), config)
+  const cmd = `/usr/local/bin/${coinRec.daemon} -datadir=${dataDir}`
+  common.writeSupervisorConfig(coinRec, cmd)
+}
+
+function buildConfig () {
+  return `mainnet=1
+addnode=mainnet.z.cash
+rpcuser=lamassuserver
+rpcpassword=${common.randomPass()}
+dbcache=500
+keypool=10000
+walletrequirebackup=false
+`
+}