Proxy example for botframework botbuilder (node)

proxy.js

const request = require('request');

server.get('/fw',(req,res)=>{
    let query = req.query
    if (query['hub.verify_token'] === '<yourverifytoken>') {
      return res.end(query['hub.challenge'])
    }
    return res.end('Error, wrong validation token')
})

server.post('/fw',(req,res)=>{
    // redirection from here
    let uri = 'https://facebook.botframework.com/api/v1/bots/<botname>';
    delete req.headers['X-LiveUpgrade']
    req.headers['Host'] = 'facebook.botframework.com'
    request.post(uri,{headers : req.headers,body:JSON.stringify(req.body),rejectUnauthorized:false},(err,result)=>{
        if (err) console.log('error on fw:',err);
    })
})