npm install edpx-bcs 
edp
``bash
edp bcs a.js bs://
edp bcs dir bs://
`
api
`javascript
var bcs = require( 'edpx-bcs' );
var ak = '';
var sk = '';
var maxSize = 10 * 1024; // 10K
var autoUri = false;
// 上传文件
var sdk = new bcs.sdk.BaiduCloudStorage( ak, sk, maxSize, autoUri );
var def = sdk.upload( bucket, localFile );
def.done(function( url ){ console.log( url ) });
def.fail(function( e ){ console.error( e ) });
// 上传目录
var def = sdk.upload( bucket, localDir );
def.done(function( result ){
/* Array.<{item: string, url: string}> /
result.success;
/* Array.<{item: string, error: string}>/
result.failure;
});
// def不会进入rejected的状态,不需要fail的处理函数.
// done.fail(function(){});
``