nodejs消息推送一例

function httppost(url, data, fn) {
    data = data || {};
    var content =JSON.stringify(data);
    var parse_u = require('url').parse(url, true);
    var isHttp = parse_u.protocol == 'http:';
    var options = {
        'host': parse_u.hostname,
        'port': parse_u.port || (isHttp ? 8080 : 443),
        'path': parse_u.path,
        'method': 'POST',
        'headers': {
            'Content-type': 'application/json;charset=UTF-8',//application/json
            // 'Content-Length': content.length,
            'api-version': 'V1'
        }
    };
    var req = http.request(options, function (res) {
        var _data = '';
        res.on('data', function (chunk) {
            _data += chunk;
        });
        res.on('end', function () {
            fn != undefined && fn(_data);
        });

    });
    console.log(content);
    req.write(content);
    req.end();
}

router.post('/cover', (req, res) => {
  console.log("req.body:",req.body);
  req.flash('success','上传成功');
  res.send({msg: '推送成功'});
});