应用示例2 - 授权函数访问其他云服务资源

'use strict';
var oss = require('ali-oss').Wrapper;
module.exports.handler = function(event, context, callback) {
    console.log('Received event:', event.toString());
    // Create oss client
    var ossclient = new oss ({
        // Credentials can be retrieved from context
        accessKeyId: context.credentials.accessKeyId,
        accessKeySecret: context.credentials.accessKeySecret,
        stsToken: context.credentials.securityToken,
        region: 'oss-cn-shanghai',
        bucket: 'ls-oss-test', // your bucket
    });
    ossclient.put('remote.txt', new Buffer('fc write ' + event.toString() + ' in oss bucket')). then(function(res) {
            return ossclient.get('remote.txt');
        }).then(function(res) {
            callback(null, res.content);
        }).catch(function(err) {
            callback(err);
        });
};

# -*- coding: utf-8 -*-
import time, os
import oss2
def handler(event, context):
    endpoint='oss-cn-shanghai.aliyuncs.com'
    creds = context.credentials
    auth = oss2.StsAuth(creds.access_key_id,
                        creds.access_key_secret,
                        creds.security_token)
    bucket = oss2.Bucket(auth, endpoint, 'ls-oss-test') # your bucket
    bucket.put_object('remote.txt' , 'fc write '  + event  + ' into oss bucket')
    remote_stream = bucket.get_object('remote.txt')
    return remote_stream.read()