add config option to allow guests to access TURN server

`turn_allow_guests`

Signed-off-by: strawberry <strawberry@puppygock.gay>
This commit is contained in:
strawberry 2024-06-05 18:42:56 -04:00
parent 40e4019f7f
commit 1cc7cf54a7
3 changed files with 30 additions and 6 deletions

View file

@ -1,12 +1,15 @@
use std::time::{Duration, SystemTime};
use base64::{engine::general_purpose, Engine as _};
use conduit::utils;
use hmac::{Hmac, Mac};
use ruma::{api::client::voip::get_turn_server_info, SecondsSinceUnixEpoch};
use ruma::{api::client::voip::get_turn_server_info, SecondsSinceUnixEpoch, UserId};
use sha1::Sha1;
use crate::{services, Result, Ruma};
const RANDOM_USER_ID_LENGTH: usize = 10;
type HmacSha1 = Hmac<Sha1>;
/// # `GET /_matrix/client/r0/voip/turnServer`
@ -15,8 +18,6 @@ type HmacSha1 = Hmac<Sha1>;
pub(crate) async fn turn_server_route(
body: Ruma<get_turn_server_info::v3::Request>,
) -> Result<get_turn_server_info::v3::Response> {
let sender_user = body.sender_user.as_ref().expect("user is authenticated");
let turn_secret = services().globals.turn_secret().clone();
let (username, password) = if !turn_secret.is_empty() {
@ -27,7 +28,15 @@ pub(crate) async fn turn_server_route(
)
.expect("time is valid");
let username: String = format!("{}:{}", expiry.get(), sender_user);
let user = body.sender_user.unwrap_or_else(|| {
UserId::parse_with_server_name(
utils::random_string(RANDOM_USER_ID_LENGTH).to_lowercase(),
&services().globals.config.server_name,
)
.unwrap()
});
let username: String = format!("{}:{}", expiry.get(), user);
let mut mac = HmacSha1::new_from_slice(turn_secret.as_bytes()).expect("HMAC can take key of any size");
mac.update(username.as_bytes());