S3使用节点上传

var express = require('express');
var router = express.Router();
var multer = require('multer');
var Upload = require('s3-uploader');
var config = require('../config')
var storage = multer.diskStorage({
    destination: function (req, file, callback) {
        callback(null, './uploads');
    },
    filename: function (req, file, callback) {
        console.log("file.................", file);
        callback(null, Date.now() + '-' + file.originalname);
    }
});
var client = new Upload('spocast.weavers.com', {
    aws: {
        path: 'images/',
        region: 'ap-south-1',
        acl: 'public-read',
        accessKeyId: config.S3_Upload.ACCESS_KEY,
        secretAccessKey: config.S3_Upload.SECRET_KEY,
    },

    cleanup: {
        versions: true,
        original: true
    },

    original: {
        awsImageAcl: 'private'
    },

    versions: [{
        maxHeight: 1040,
        maxWidth: 1040,
        format: 'jpg',
        suffix: '-large',
        quality: 80,
        awsImageExpires: 31536000,
        awsImageMaxAge: 31536000
    }]
});

var upload = multer({ storage: storage, dest: './uploads' });

router.post('/uploadImage', upload.single('displayImage'), function (req, res) {
    client.upload(req.file.path, {}, function (err, versions, meta) {
        var imgUrl = [];
        if (err) {
            res.json({ status: 501, error: err });
        }
        else {
            if (versions) {
                versions.forEach(function (image) {
                    imgUrl.push(image.url);
                    console.log(image.width, image.height, image.url);
                });
                var imageUrl = { 'imgUrl': imgUrl };
                res.json({ status: 200, imageUrl });
            }
        }

        // res.status(200).end()
    });

});
module.exports = router;