feat: support multiple voice nodes

This commit is contained in:
Zomatree
2025-02-17 01:39:00 +00:00
parent 060b4c43f4
commit 367ac887f4
20 changed files with 209 additions and 83 deletions

View File

@@ -1,15 +1,16 @@
use std::env;
use livekit_protocol::{TrackType, WebhookEvent};
use livekit_protocol::TrackType;
use livekit_api::{access_token::TokenVerifier, webhooks::WebhookReceiver};
use revolt_database::{
events::client::EventV1, util::reference::Reference, Database, DatabaseInfo,
voice::{create_voice_state, delete_voice_state, update_voice_state_tracks, VoiceClient}
};
use rocket::{build, post, routes, serde::json::Json, Config, State};
use rocket::{build, http::Status, post, request::{FromRequest, Outcome}, routes, Config, Request, State};
use rocket_empty::EmptyResponse;
use revolt_result::{Result, ToRevoltError};
use std::net::Ipv4Addr;
use revolt_result::{create_error, Error, Result, ToRevoltError};
#[rocket::main]
async fn main() -> Result<(), rocket::Error> {
@@ -17,13 +18,13 @@ async fn main() -> Result<(), rocket::Error> {
let database = DatabaseInfo::Auto.connect().await.unwrap();
let voice_client = VoiceClient::from_revolt_config().await;
let _rocket = build()
.manage(database)
.manage(voice_client)
.mount("/", routes![ingress])
.configure(Config {
port: 8500,
address: Ipv4Addr::new(0, 0, 0, 0).into(),
..Default::default()
})
.ignite()
@@ -34,14 +35,44 @@ async fn main() -> Result<(), rocket::Error> {
Ok(())
}
#[post("/", data = "<body>")]
async fn ingress(db: &State<Database>, voice_client: &State<VoiceClient>, body: Json<WebhookEvent>) -> Result<EmptyResponse> {
struct AuthHeader<'a>(&'a str);
#[rocket::async_trait]
impl<'r> FromRequest<'r> for AuthHeader<'r> {
type Error = Error;
async fn from_request(request: &'r Request<'_>) -> Outcome<Self, Self::Error> {
match request.headers().get("Authorization").next() {
Some(token) => Outcome::Success(Self(token)),
None => Outcome::Error((Status::Unauthorized, create_error!(NotAuthenticated)))
}
}
}
impl std::ops::Deref for AuthHeader<'_> {
type Target = str;
fn deref(&self) -> &Self::Target {
self.0
}
}
#[post("/<node>", data = "<body>")]
async fn ingress(db: &State<Database>, node: &str, voice_client: &State<VoiceClient>, auth_header: AuthHeader<'_>, body: &str) -> Result<EmptyResponse> {
log::debug!("received event: {body:?}");
let channel_id = body.room.as_ref().map(|r| &r.name);
let user_id = body.participant.as_ref().map(|r| &r.identity);
let config = revolt_config::config().await;
match body.event.as_str() {
let node_info = config.api.livekit.nodes.get(node)
.ok_or_else(|| create_error!(NotAuthenticated))?;
let webhook_receiver = WebhookReceiver::new(TokenVerifier::with_api_key(&node_info.key, &node_info.secret));
let event = webhook_receiver.receive(body, &auth_header).to_internal_error()?;
let channel_id = event.room.as_ref().map(|r| &r.name);
let user_id = event.participant.as_ref().map(|r| &r.identity);
match event.event.as_str() {
"participant_joined" => {
let channel_id = channel_id.to_internal_error()?;
let user_id = user_id.to_internal_error()?;
@@ -79,20 +110,22 @@ async fn ingress(db: &State<Database>, voice_client: &State<VoiceClient>, body:
"track_published" | "track_unpublished" => {
let channel_id = channel_id.to_internal_error()?;
let user_id = user_id.to_internal_error()?;
let track = body.track.as_ref().to_internal_error()?;
let track = event.track.as_ref().to_internal_error()?;
let channel = Reference::from_unchecked(channel_id.clone())
.as_channel(db)
.await?;
// remove the user if they try publish a video larger than 1080x720 or they publish data
if body.event == "track_published"
// TODO: move to config
if event.event == "track_published"
&& (
(track.r#type == TrackType::Video as i32 && (track.width > 1080 || track.height > 720))
// handle any size which goes over the limit of "1080x720" to stop people from making too tall or too wide and bypassing the limit
(track.r#type == TrackType::Video as i32 && (track.width * track.height) >= (1080 * 720))
| (track.r#type == TrackType::Data as i32)
)
{
voice_client.remove_user(user_id, channel_id).await?;
voice_client.remove_user(node, user_id, channel_id).await?;
delete_voice_state(channel_id, channel.server(), user_id).await?;
}
@@ -100,7 +133,7 @@ async fn ingress(db: &State<Database>, voice_client: &State<VoiceClient>, body:
channel_id,
channel.server(),
user_id,
body.event == "track_published", // to avoid duplicating this entire case twice
event.event == "track_published", // to avoid duplicating this entire case twice
track.source
).await?;