coinbase-deposits.js

#!/usr/bin/env node
 
// npm install crypto
var crypto = require('crypto');
// npm install request
var request = require('request');

// Set these in your ENVironment, or replace them with the actual string

// sandbox: 
// var apiKey = '';
// var apiSecret = '';
// var baseUrl = 'https://api.sandbox.coinbase.com/';

// production:
var apiKey = '';
var apiSecret = '';
var baseUrl = 'https://api.coinbase.com/';

//get unix time in seconds
var timestamp = Math.floor(Date.now() / 1000); 

// Make a deposit
var req = {
    method: 'POST',
    path: '/v2/accounts/ACCOUNT_ID/deposits',
    body: JSON.stringify({ 
        amount: '11',
        currency: 'USD',
        payment_method: 'PAYMENT_METHOD_ID',
        commit: false
    })
};

var message = timestamp + req.method + req.path + req.body;
console.log(message);

//create a hexedecimal encoded SHA256 signature of the message
var signature = crypto.createHmac("sha256", apiSecret).update(message);
var hexSig = signature.digest("hex");
console.log(hexSig);

//create the request options object
var options = {
    baseUrl: baseUrl,
    url: req.path,
    method: req.method,
    body: req.body,
    headers: {
        'CB-ACCESS-SIGN': hexSig,
        'CB-ACCESS-TIMESTAMP': timestamp,
        'CB-ACCESS-KEY': apiKey,
        'CB-VERSION': '2015-07-22'
    }
};

request(options,function(err, response, request){
    if (err) console.log(err);
    var jsonString = response.body;
    var jsonPretty = JSON.stringify(JSON.parse(jsonString),null,2);
    console.log(jsonPretty);
});