参见child_process。这是一个使用的示例spawn
,它允许您在输出数据时写入stdin并从stderr / stdout中读取。如果您不需要写stdin并且可以在过程完成时处理所有输出,请child_process.exec
提供稍短一些的语法来执行命令。
// with express 3.x
var express = require('express');
var app = express();
app.use(express.logger('dev'));
app.use(express.bodyParser());
app.use(app.router);
app.post('/upload', function(req, res){
if(req.files.myUpload){
var python = require('child_process').spawn(
'python',
// second argument is array of parameters, e.g.:
["/home/me/PythonScript.py"
, req.files.myUpload.path
, req.files.myUpload.type]
);
var output = "";
python.stdout.on('data', function(data){ output += data });
python.on('close', function(code){
if (code !== 0) {
return res.send(500, code);
}
return res.send(200, output);
});
} else { res.send(500, 'No file found') }
});
require('http').createServer(app).listen(3000, function(){
console.log('Listening on 3000');
});