Hi,

On Sat, Feb 24, 2018 at 05:37:45AM -0500, matke wrote:
> Hi,
> I tried to send some POST request to remote server (as part of external
> authentication), but I got message that XMLHttpRequest is undefined (or
> similar error).
> I saw later in this post
> https://forum.nginx.org/read.php?2,275459,275459#msg-275459 answer that this
> is not possible.

Exactly. It's not possible.

This page describes current state of njs:

http://nginx.org/en/docs/njs_about.html

> Can it help if NodeJS is installed, or nginScript it completely independent?
> (I don't have much experience in any javascript stuff)

NodeJS and nginScript are completely independent.

We are currently working on a solution, which allows making HTTP requests
from njs.

> This is how my script looks:
>
>
> [code]
> function baz(req, res) {
> res.headers.foo = 1234;
> res.status = 200;
> res.contentType = "text/plain; charset=utf-8";
> res.contentLength = 22;
> res.sendHeader();
> res.send("Enginx ");
> res.send("java");
> res.send("script\r\n");
> var response = "resp";
>
>
> var data = "{\n \"page\": 0,\n \"count\": 1,\n \"order\": 2,\n
> \"sort\": \"0\",\n \"headers\": {\n \"Access-Control-Allow-Origin\": [\n
> \"*\"\n ]\n }\n}";
>
> var xhr = new XMLHttpRequest();
> xhr.withCredentials = true;
>
> xhr.addEventListener("readystatechange", function () {
> if (this.readyState === 4) {
> // console.log(this.responseText);
> }
> });
>
> xhr.open("POST", "https://remote.host/api/login", false);
>
> xhr.setRequestHeader("origin", "https://localhost");
> xhr.setRequestHeader("content-type", "application/json");
> xhr.setRequestHeader("referer", "https://localhost/");
> xhr.setRequestHeader("accept-encoding", "gzip, deflate, br");
> xhr.setRequestHeader("accept-language",
> "sr-RS,sr;q=0.9,en-US;q=0.8,en;q=0.7,hr;q=0.6,bs;q=0.5");
> xhr.setRequestHeader("cookie",
> "securitytoken=eyJraWQiOiJ.......Swnq3xjEvXodQ");
>
> xhr.send(data);
>
> xhr.onreadystatechange = processRequest;
>
> function processRequest(e) {
> if (xhr.readyState == 4 && xhr.status == 200) {
> response = JSON.parse(xhr.responseText);
> // alert(response.ip);
> }
> }
>
> res.send(response);
> res.finish();
> }
> [/code]
>
> Posted at Nginx Forum: https://forum.nginx.org/read.php?2,278746,278746#msg-278746
>
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--
Roman Arutyunyan
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