node JS遍历上传本地文件

 /**

* Created by lizhen on 2017/9/10.
*/
var fs = require('fs'),
path = require('path');
let imgMap = [];
function travel(dir, callback) {
fs.readdirSync(dir).forEach(function (file) {
var pathname = '/Users/lizhen/Desktop/index/finlink-lettrron-bgsystem/影像信息/' + file;
var imageBuf = fs.readFileSync(pathname);
var base64ImageBuf = imageBuf.toString("base64");
imgMap.push({'name': file, 'base64': base64ImageBuf});
});
}
travel('影像信息');

// console.log(imgMap);
var http = require('http')
var options = {
hostname: 'localhost',
port: 8010,
path: '/resources/upload/base64image',
method: 'POST',
headers:{
"Content-Type": 'application/json',
}
};
let allImg = [];
let nodeHttpImg = function (i) {
console.log(i)
var req = http.request(options, function (res) {
res.setEncoding('utf8');
res.on('data', function (chunk) {
console.log(chunk)
let data = JSON.parse(chunk)
if(data.success){
allImg.push({'name':imgMap[i].name,'imgUrl':data.data.file})
}
});
res.on('end',function() {
if(i<imgMap.length-1){
nodeHttpImg(i+1)
}

console.log(allImg.length)
});
});
req.on('error', function (e) {
console.log('problem with request: ' + e.message);
});

let data = {'file':imgMap[i].base64}
req.write(JSON.stringify(data));
req.end()
}

nodeHttpImg(0);
// write data to reques body

效果

有问题欢迎评论