sendBitcoin.js

//
// Send money from a wallet on BitGo
// Defaults to work on BitGo test environment at https://test.bitgo.com
//
// Copyright 2014, BitGo, Inc.  All Rights Reserved.
//

const BitGoJS = require('../src/index.js');

if (process.argv.length < 9) {
  console.log('usage:\n\t' + process.argv[0] + ' ' + process.argv[1] +
    ' <user> <pass> <otp> <walletId> <walletPassphrase> <destinationAddress> <amountSatoshis>');

  console.log('user: user email (on test.bitgo.com)');
  console.log('pass: password');
  console.log('otp: one-time password, 0000000 on test');
  console.log('walletId: wallet ID (first address on the wallet)');
  console.log('walletPassphrase: passphrase to decrypt the user key');
  console.log('destinationAddress: the bitcoin address to send coins to');
  console.log('amountSatoshis: number of satoshis to send');
  process.exit(-1);
}

const user = process.argv[2];
const password = process.argv[3];
const otp = process.argv[4];
const walletId = process.argv[5];
const walletPassphrase = process.argv[6];
const destinationAddress = process.argv[7];
const amountSatoshis = parseInt(process.argv[8], 10);

const bitgo = new BitGoJS.BitGo();

const sendBitcoin = function() {
  console.log('Getting wallet..');

  // Now get the wallet
  bitgo.wallets().get({ id: walletId }, function(err, wallet) {
    if (err) { console.log('Error getting wallet!'); console.dir(err); return process.exit(-1); }
    console.log('Balance is: ' + (wallet.balance() / 1e8).toFixed(4));

    wallet.sendCoins({ address: destinationAddress, amount: amountSatoshis, walletPassphrase: walletPassphrase },
      function(err, result) {
        if (err) { console.log('Error sending coins!'); console.dir(err); return process.exit(-1); }

        console.dir(result);
        process.exit(0);
      }
    );
  });
};

// Authenticate first
bitgo.authenticate({ username: user, password: password, otp: otp }, function(err, result) {
  if (err) { console.dir(err); throw new Error('Could not authenticate!'); }
  console.log('Unlocking account..' );
  bitgo.unlock({ otp: otp }, function(err) {
    if (err) { console.dir(err); throw new Error('Could not unlock!'); }
    sendBitcoin();
  });
});