initial livekit support

fix up code

undo changes to compose file

add back .env.example

.gitignore

@@ -7,3 +7,5 @@ target
 
 .vercel
 .DS_Store
+
+livekit.yml

Cargo.toml

@@ -1,6 +1,6 @@
 [workspace]
 resolver = "2"
-members = ["crates/delta", "crates/bonfire", "crates/core/*"]
+members = ["crates/delta", "crates/bonfire", "crates/voice-ingress", "crates/core/*"]
 
 [patch.crates-io]
 # mobc-redis = { git = "https://github.com/insertish/mobc", rev = "8b880bb59f2ba80b4c7bc40c649c113d8857a186" }
@@ -8,3 +8,4 @@ redis22 = { package = "redis", version = "0.22.3", git = "https://github.com/rev
 redis23 = { package = "redis", version = "0.23.1", git = "https://github.com/revoltchat/redis-rs", rev = "f8ca28ab85da59d2ccde526b4d2fb390eff5a5f9" }
 # authifier = { package = "authifier", version = "1.0.8", path = "../authifier/crates/authifier" }
 # rocket_authifier = { package = "rocket_authifier", version = "1.0.8", path = "../authifier/crates/rocket_authifier" }
+rocket = { git = "https://github.com/rwf2/Rocket/", rev = "4dcd928" }

crates/bonfire/src/events/impl.rs

@@ -1,7 +1,7 @@
 use std::collections::HashSet;
 
 use revolt_database::{
-    events::client::EventV1, util::permissions::DatabasePermissionQuery, Channel, Database, Member,
+    events::client::{ChannelVoiceState, EventV1, ReadyServer, UserVoiceState}, util::permissions::DatabasePermissionQuery, Channel, Database, Member,
     MemberCompositeKey, Presence, RelationshipStatus,
 };
 use revolt_models::v0;
@@ -9,6 +9,8 @@ use revolt_permissions::{calculate_channel_permissions, ChannelPermission};
 use revolt_presence::filter_online;
 use revolt_result::Result;
 
+use redis_kiss::{get_connection, AsyncCommands};
+
 use super::state::{Cache, State};
 
 /// Cache Manager
@@ -197,9 +199,29 @@ impl State {
             self.insert_subscription(channel.id().to_string());
         }
 
+        let mut conn = get_connection().await.unwrap();
+        let mut new_servers = Vec::with_capacity(servers.len());
+
+        for server in servers {
+            let mut voice_states = vec![];
+
+            for channel in &server.channels {
+                let members = conn.smembers::<_, Vec<String>>(format!("vc-members-{channel}")).await.unwrap();
+
+                if !members.is_empty() {
+                    voice_states.push(ChannelVoiceState {
+                        id: channel.clone(),
+                        participants: members.into_iter().map(|id| UserVoiceState { id }).collect()
+                    })
+                }
+            }
+
+            new_servers.push(ReadyServer { server: server.into(), voice_states })
+        }
+
         Ok(EventV1::Ready {
             users,
-            servers: servers.into_iter().map(Into::into).collect(),
+            servers: new_servers,
             channels: channels.into_iter().map(Into::into).collect(),
             members: members.into_iter().map(Into::into).collect(),
             emojis: emojis.into_iter().map(Into::into).collect(),

crates/core/config/Revolt.toml

@@ -69,3 +69,4 @@ emoji_size = 500000
 [sentry]
 api = ""
 events = ""
+voice_ingress = ""

crates/core/config/src/lib.rs

@@ -44,8 +44,7 @@ pub struct Hosts {
     pub events: String,
     pub autumn: String,
     pub january: String,
-    pub voso_legacy: String,
-    pub voso_legacy_ws: String,
+    pub livekit: String
 }
 
 #[derive(Deserialize, Debug, Clone)]
@@ -94,6 +93,13 @@ pub struct ApiWorkers {
     pub max_concurrent_connections: usize,
 }
 
+#[derive(Deserialize, Debug, Clone)]
+pub struct ApiLiveKit {
+    pub url: String,
+    pub key: String,
+    pub secret: String
+}
+
 #[derive(Deserialize, Debug, Clone)]
 pub struct Api {
     pub registration: ApiRegistration,
@@ -102,6 +108,7 @@ pub struct Api {
     pub fcm: ApiFcm,
     pub security: ApiSecurity,
     pub workers: ApiWorkers,
+    pub livekit: ApiLiveKit,
 }
 
 #[derive(Deserialize, Debug, Clone)]
@@ -144,6 +151,7 @@ pub struct Features {
 pub struct Sentry {
     pub api: String,
     pub events: String,
+    pub voice_ingress: String
 }
 
 #[derive(Deserialize, Debug, Clone)]

crates/core/database/src/drivers/mod.rs

@@ -22,7 +22,7 @@ pub enum DatabaseInfo {
 }
 
 /// Database
-#[derive(Clone)]
+#[derive(Clone, Debug)]
 pub enum Database {
     /// Mock database
     Reference(ReferenceDb),
@@ -35,7 +35,7 @@ impl DatabaseInfo {
     #[async_recursion]
     pub async fn connect(self) -> Result<Database, String> {
         let config = config().await;
-
+        println!("{config:?}");
         Ok(match self {
             DatabaseInfo::Auto => {
                 if std::env::var("TEST_DB").is_ok() {

crates/core/database/src/drivers/mongodb.rs

@@ -12,6 +12,7 @@ use serde::Serialize;
 database_derived!(
     #[cfg(feature = "mongodb")]
     /// MongoDB implementation
+    #[derive(Debug)]
     pub struct MongoDb(pub ::mongodb::Client, pub String);
 );
 

crates/core/database/src/drivers/reference.rs

@@ -10,7 +10,7 @@ use crate::{
 
 database_derived!(
     /// Reference implementation
-    #[derive(Default)]
+    #[derive(Default, Debug)]
     pub struct ReferenceDb {
         pub bots: Arc<Mutex<HashMap<String, Bot>>>,
         pub channels: Arc<Mutex<HashMap<String, Channel>>>,

crates/core/database/src/events/client.rs

@@ -5,7 +5,7 @@ use revolt_models::v0::{
     AppendMessage, Channel, Emoji, FieldsChannel, FieldsMember, FieldsRole, FieldsServer,
     FieldsUser, FieldsWebhook, Member, MemberCompositeKey, Message, PartialChannel, PartialMember,
     PartialMessage, PartialRole, PartialServer, PartialUser, PartialWebhook, Report, Server, User,
-    UserSettings, Webhook,
+    UserSettings, Webhook
 };
 use revolt_result::Error;
 
@@ -39,6 +39,25 @@ pub enum ErrorEvent {
     APIError(Error),
 }
 
+#[derive(Serialize, Deserialize, Debug, Clone)]
+pub struct UserVoiceState {
+    pub id: String
+    // TODO - muted, etc
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone)]
+pub struct ChannelVoiceState {
+    pub id: String,
+    pub participants: Vec<UserVoiceState>
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone)]
+pub struct ReadyServer {
+    #[serde(flatten)]
+    pub server: Server,
+    pub voice_states: Vec<ChannelVoiceState>
+}
+
 /// Protocol Events
 #[derive(Serialize, Deserialize, Debug, Clone)]
 #[serde(tag = "type")]
@@ -51,7 +70,7 @@ pub enum EventV1 {
     /// Basic data to cache
     Ready {
         users: Vec<User>,
-        servers: Vec<Server>,
+        servers: Vec<ReadyServer>,
         channels: Vec<Channel>,
         members: Vec<Member>,
         emojis: Vec<Emoji>,
@@ -225,6 +244,16 @@ pub enum EventV1 {
 
     /// Auth events
     Auth(AuthifierEvent),
+
+    /// Voice events
+    VoiceChannelJoin {
+        id: String,
+        user: String,
+    },
+    VoiceChannelLeave {
+        id: String,
+        user: String,
+    }
 }
 
 impl EventV1 {

crates/core/database/src/models/channels/model.rs

@@ -1,7 +1,7 @@
 use std::collections::HashMap;
 
 use revolt_config::config;
-use revolt_models::v0::{self, MessageAuthor};
+use revolt_models::v0::{self, MessageAuthor, VoiceInformation};
 use revolt_permissions::OverrideField;
 use revolt_result::Result;
 use serde::{Deserialize, Serialize};
@@ -103,6 +103,10 @@ auto_derived!(
             /// Whether this channel is marked as not safe for work
             #[serde(skip_serializing_if = "crate::if_false", default)]
             nsfw: bool,
+
+            /// Voice Information for when this channel is also a voice channel
+            #[serde(skip_serializing_if = "Option::is_none")]
+            voice: Option<VoiceInformation>
         },
         /// Voice channel belonging to a server
         VoiceChannel {
@@ -219,6 +223,7 @@ impl Channel {
                 default_permissions: None,
                 role_permissions: HashMap::new(),
                 nsfw: data.nsfw.unwrap_or(false),
+                voice: data.voice
             },
             v0::LegacyServerChannelType::Voice => Channel::VoiceChannel {
                 id: id.clone(),

crates/core/database/src/models/users/model.rs

@@ -4,6 +4,7 @@ use crate::{events::client::EventV1, Database, File, RatelimitEvent};
 
 use once_cell::sync::Lazy;
 use rand::seq::SliceRandom;
+use redis_kiss::{get_connection, AsyncCommands};
 use revolt_config::config;
 use revolt_models::v0;
 use revolt_presence::filter_online;
@@ -567,6 +568,15 @@ impl User {
         }
     }
 
+    /// Gets current voice channel
+    pub async fn current_voice_channel(&self) -> Result<Option<String>> {
+        let mut conn = get_connection().await.map_err(|_| create_error!(InternalError))?;
+
+        conn.get::<_, Option<String>>(format!("vc-{}", &self.id))
+            .await
+            .map_err(|_| create_error!(InternalError))
+    }
+
     /// Update user data
     pub async fn update<'a>(
         &mut self,

crates/core/database/src/util/bridge/v0.rs

@@ -186,6 +186,7 @@ impl From<crate::Channel> for Channel {
                 default_permissions,
                 role_permissions,
                 nsfw,
+                voice
             } => Channel::TextChannel {
                 id,
                 server,
@@ -196,6 +197,7 @@ impl From<crate::Channel> for Channel {
                 default_permissions,
                 role_permissions,
                 nsfw,
+                voice
             },
             crate::Channel::VoiceChannel {
                 id,
@@ -266,6 +268,7 @@ impl From<Channel> for crate::Channel {
                 default_permissions,
                 role_permissions,
                 nsfw,
+                voice
             } => crate::Channel::TextChannel {
                 id,
                 server,
@@ -276,6 +279,7 @@ impl From<Channel> for crate::Channel {
                 default_permissions,
                 role_permissions,
                 nsfw,
+                voice
             },
             Channel::VoiceChannel {
                 id,

crates/core/models/src/v0/channels.rs

@@ -107,8 +107,12 @@ auto_derived!(
                 serde(skip_serializing_if = "crate::if_false", default)
             )]
             nsfw: bool,
+
+            /// Voice Information for when this channel is also a voice channel
+            #[cfg_attr(feature = "serde", serde(skip_serializing_if = "Option::is_none"))]
+            voice: Option<VoiceInformation>
         },
-        /// Voice channel belonging to a server
+        /// DEPRECATED (use TextChannel { voice }): Voice channel belonging to a server
         VoiceChannel {
             /// Unique Id
             #[cfg_attr(feature = "serde", serde(rename = "_id"))]
@@ -147,6 +151,15 @@ auto_derived!(
         },
     }
 
+    /// Voice information for a channel
+    #[derive(Default)]
+    #[cfg_attr(feature = "validator", derive(validator::Validate))]
+    pub struct VoiceInformation {
+        /// Maximium amount of users allowed in the voice channel at once
+        #[cfg_attr(feature = "validator", validate(range(min = 1)))]
+        pub max_users: Option<u32>
+    }
+
     /// Partial representation of a channel
     #[derive(Default)]
     pub struct PartialChannel {
@@ -260,6 +273,10 @@ auto_derived!(
         /// Whether this channel is age restricted
         #[serde(skip_serializing_if = "Option::is_none")]
         pub nsfw: Option<bool>,
+
+        /// Voice Information for when this channel is also a voice channel
+        #[serde(skip_serializing_if = "Option::is_none")]
+        pub voice: Option<VoiceInformation>
     }
 
     /// New default permissions

crates/core/result/src/lib.rs

@@ -130,8 +130,9 @@ pub enum ErrorType {
         error: String,
     },
 
-    // ? Legacy errors
-    VosoUnavailable,
+    // ? Voice errors
+    LiveKitUnavailable,
+    AlreadyInVoiceChannel
 }
 
 #[macro_export]

crates/core/result/src/rocket.rs

@@ -71,10 +71,12 @@ impl<'r> Responder<'r, 'static> for Error {
             ErrorType::InvalidProperty => Status::BadRequest,
             ErrorType::InvalidSession => Status::Unauthorized,
             ErrorType::DuplicateNonce => Status::Conflict,
-            ErrorType::VosoUnavailable => Status::BadRequest,
             ErrorType::NotFound => Status::NotFound,
             ErrorType::NoEffect => Status::Ok,
             ErrorType::FailedValidation { .. } => Status::BadRequest,
+
+            ErrorType::LiveKitUnavailable => Status::BadRequest,
+            ErrorType::AlreadyInVoiceChannel => Status::BadRequest,
         };
 
         // Serialize the error data structure into JSON.

crates/delta/Cargo.toml

@@ -80,5 +80,8 @@ revolt-models = { path = "../core/models", features = [
 revolt-result = { path = "../core/result", features = ["rocket", "okapi"] }
 revolt-permissions = { path = "../core/permissions", features = ["schemas"] }
 
+# voice
+livekit-api = "0.3.2"
+
 [build-dependencies]
 vergen = "7.5.0"

crates/delta/src/main.rs

@@ -24,6 +24,7 @@ use authifier::config::{
 };
 use authifier::{Authifier, AuthifierEvent};
 use rocket::data::ToByteUnit;
+use livekit_api::services::room::RoomClient;
 
 pub async fn web() -> Rocket<Build> {
     // Get settings
@@ -34,6 +35,7 @@ pub async fn web() -> Rocket<Build> {
 
     // Setup database
     let db = revolt_database::DatabaseInfo::Auto.connect().await.unwrap();
+    log::info!("database_here {db:?}");
     db.migrate_database().await.unwrap();
 
     // Setup Authifier event channel
@@ -97,6 +99,11 @@ pub async fn web() -> Rocket<Build> {
     )
     .into();
 
+
+    log::info!("{:?}", &config.api.livekit);
+
+    let room_client = RoomClient::with_api_key(&config.api.livekit.url, &config.api.livekit.key, &config.api.livekit.secret);
+
     // Configure Rocket
     let rocket = rocket::build();
     let prometheus = PrometheusMetrics::new();
@@ -110,6 +117,7 @@ pub async fn web() -> Rocket<Build> {
         .manage(authifier)
         .manage(db)
         .manage(cors.clone())
+        .manage(room_client)
         .attach(util::ratelimiter::RatelimitFairing)
         .attach(cors)
         .configure(rocket::Config {

crates/delta/src/routes/channels/voice_join.rs

@@ -1,105 +1,75 @@
+use std::borrow::Cow;
+
 use revolt_config::config;
-use revolt_database::{
-    util::{permissions::DatabasePermissionQuery, reference::Reference},
-    Channel, Database, User,
-};
 use revolt_models::v0;
+use revolt_database::{events::client::EventV1, util::{permissions::perms, reference::Reference}, Channel, Database, User};
 use revolt_permissions::{calculate_channel_permissions, ChannelPermission};
 use revolt_result::{create_error, Result};
+
+use livekit_api::{access_token::{AccessToken, VideoGrants}, services::room::{CreateRoomOptions, RoomClient}};
 use rocket::{serde::json::Json, State};
+use serde::{Deserialize, Serialize};
+
+/// # Voice Server Token Response
+#[derive(Serialize, Deserialize, JsonSchema)]
+pub struct CreateVoiceUserResponse {
+    /// Token for authenticating with the voice server
+    token: String,
+}
 
 /// # Join Call
 ///
 /// Asks the voice server for a token to join the call.
 #[openapi(tag = "Voice")]
 #[post("/<target>/join_call")]
-pub async fn call(
-    db: &State<Database>,
-    user: User,
-    target: Reference,
-) -> Result<Json<v0::LegacyCreateVoiceUserResponse>> {
+pub async fn call(db: &State<Database>, rooms: &State<RoomClient>, user: User, target: Reference) -> Result<Json<CreateVoiceUserResponse>> {
     let channel = target.as_channel(db).await?;
-    let mut query = DatabasePermissionQuery::new(db, &user).channel(&channel);
-    calculate_channel_permissions(&mut query)
+
+    let mut permissions = perms(db, &user).channel(&channel);
+
+    calculate_channel_permissions(&mut permissions)
         .await
         .throw_if_lacking_channel_permission(ChannelPermission::Connect)?;
 
+    if user.current_voice_channel().await?.is_some() {
+        return Err(create_error!(AlreadyInVoiceChannel))
+    }
+
     let config = config().await;
-    if config.api.security.voso_legacy_token.is_empty() {
-        return Err(create_error!(VosoUnavailable));
-    }
 
-    match channel {
-        Channel::SavedMessages { .. } | Channel::TextChannel { .. } => {
-            return Err(create_error!(CannotJoinCall))
-        }
-        _ => {}
-    }
+    if config.api.livekit.url.is_empty() {
+        return Err(create_error!(LiveKitUnavailable));
+    };
 
-    // To join a call:
-    // - Check if the room exists.
-    // - If not, create it.
-    let client = reqwest::Client::new();
-    let result = client
-        .get(&format!(
-            "{}/room/{}",
-            config.hosts.voso_legacy,
-            channel.id()
-        ))
-        .header(
-            reqwest::header::AUTHORIZATION,
-            config.api.security.voso_legacy_token.clone(),
-        )
-        .send()
-        .await;
+    let voice = match &channel {
+        Channel::DirectMessage { .. } | Channel::VoiceChannel { .. } => Cow::Owned(v0::VoiceInformation::default()),
+        Channel::TextChannel { voice: Some(voice), .. } => Cow::Borrowed(voice),
+        _ => return Err(create_error!(CannotJoinCall))
+    };
 
-    match result {
-        Err(_) => return Err(create_error!(VosoUnavailable)),
-        Ok(result) => match result.status() {
-            reqwest::StatusCode::OK => (),
-            reqwest::StatusCode::NOT_FOUND => {
-                if (client
-                    .post(&format!(
-                        "{}/room/{}",
-                        config.hosts.voso_legacy,
-                        channel.id()
-                    ))
-                    .header(
-                        reqwest::header::AUTHORIZATION,
-                        config.api.security.voso_legacy_token.clone(),
-                    )
-                    .send()
-                    .await)
-                    .is_err()
-                {
-                    return Err(create_error!(VosoUnavailable));
-                }
-            }
-            _ => return Err(create_error!(VosoUnavailable)),
-        },
-    }
+    let token = AccessToken::with_api_key(&config.api.livekit.key, &config.api.livekit.secret)
+        .with_name(&format!("{}#{}", user.username, user.discriminator))
+        .with_identity(&user.id)
+        .with_metadata(&serde_json::to_string(&user).map_err(|_| create_error!(InternalError))?)
+        .with_grants(VideoGrants {
+            room_join: true,
+            room: channel.id().to_string(),
+            ..Default::default()
+        })
+        .to_jwt()
+        .inspect_err(|e| log::error!("{e:?}"))
+        .map_err(|_| create_error!(InternalError))?;
 
-    // Then create a user for the room.
-    if let Ok(response) = client
-        .post(&format!(
-            "{}/room/{}/user/{}",
-            config.hosts.voso_legacy,
-            channel.id(),
-            user.id
-        ))
-        .header(
-            reqwest::header::AUTHORIZATION,
-            config.api.security.voso_legacy_token,
-        )
-        .send()
-        .await
-    {
-        response
-            .json()
-            .await
-            .map_err(|_| create_error!(InvalidOperation))
-            .map(Json)
-    } else {
-        Err(create_error!(VosoUnavailable))
-    }
+    let room = rooms.create_room(&channel.id(), CreateRoomOptions {
+        max_participants: voice.max_users.unwrap_or(u32::MAX),
+        empty_timeout: 5 * 60,  // 5 minutes
+        ..Default::default()
+    })
+    .await
+    .inspect_err(|e| log::error!("{e:?}"))
+    .map_err(|_| create_error!(InternalError))?;
+
+    log::info!("created room {room:?}");
+
+    Ok(Json(CreateVoiceUserResponse { token }))
 }

crates/delta/src/routes/root.rs

@@ -27,9 +27,7 @@ pub struct VoiceFeature {
     /// Whether voice is enabled
     pub enabled: bool,
     /// URL pointing to the voice API
-    pub url: String,
-    /// URL pointing to the voice WebSocket server
-    pub ws: String,
+    pub url: String
 }
 
 /// # Feature Configuration
@@ -46,7 +44,7 @@ pub struct RevoltFeatures {
     /// Proxy service configuration
     pub january: Feature,
     /// Voice server configuration
-    pub voso: VoiceFeature,
+    pub livekit: VoiceFeature,
 }
 
 /// # Build Information
@@ -106,10 +104,9 @@ pub async fn root() -> Result<Json<RevoltConfig>> {
                 enabled: !config.hosts.january.is_empty(),
                 url: config.hosts.january,
             },
-            voso: VoiceFeature {
-                enabled: !config.hosts.voso_legacy.is_empty(),
-                url: config.hosts.voso_legacy,
-                ws: config.hosts.voso_legacy_ws,
+            livekit: VoiceFeature {
+                enabled: !config.api.livekit.url.is_empty(),
+                url: config.api.livekit.url.to_string(),
             },
         },
         ws: config.hosts.events,

crates/delta/src/util/test.rs

@@ -100,7 +100,7 @@ impl TestHarness {
         }
 
         let mut stream = self.sub.on_message();
-        while let Some(item) = stream.next().await {
+        while let Some(Ok(item)) = stream.next().await {
             let msg_topic = item.get_channel_name();
             let payload: EventV1 = redis_kiss::decode_payload(&item).unwrap();
 

crates/voice-ingress/.gitignore

@@ -0,0 +1 @@
+/target

crates/voice-ingress/Cargo.toml

@@ -0,0 +1,44 @@
+[package]
+name = "revolt-voice-ingress"
+version = "0.7.1"
+license = "AGPL-3.0-or-later"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+# util
+log = "*"
+sentry = "0.31.5"
+lru = "0.7.6"
+ulid = "0.5.0"
+redis-kiss = "0.1.4"
+
+# serde
+serde_json = "1.0.79"
+rmp-serde = "1.0.0"
+serde = "1.0.136"
+
+# http
+rocket = { version = "0.5.0-rc.2", features = ["json"] }
+rocket_empty = "0.1.1"
+
+# async
+futures = "0.3.21"
+async-std = { version = "1.8.0", features = [
+    "tokio1",
+    "tokio02",
+    "attributes",
+] }
+
+# core
+revolt-result = { path = "../core/result" }
+revolt-models = { path = "../core/models" }
+revolt-config = { path = "../core/config" }
+revolt-database = { path = "../core/database" }
+revolt-permissions = { version = "0.7.1", path = "../core/permissions" }
+revolt-presence = { path = "../core/presence", features = ["redis-is-patched"] }
+
+# voice
+livekit-api = "0.3.2"
+livekit-protocol = "0.3.2"

crates/voice-ingress/Dockerfile

@@ -0,0 +1,11 @@
+# Build Stage
+FROM ghcr.io/revoltchat/base:latest AS builder
+
+# Bundle Stage
+FROM debian:bullseye-slim
+RUN apt-get update && \
+    apt-get install -y ca-certificates && \
+    apt-get clean
+COPY --from=builder /home/rust/src/target/release/revolt-voice-ingress ./
+EXPOSE 9000
+CMD ["./revolt-voice-ingress"]

crates/voice-ingress/src/main.rs

@@ -0,0 +1,75 @@
+use std::env;
+
+use redis_kiss::{get_connection, AsyncCommands};
+
+use revolt_database::events::client::EventV1;
+use rocket::{build, post, routes, serde::json::Json, Config};
+use rocket_empty::EmptyResponse;
+use livekit_protocol::WebhookEvent;
+
+use revolt_config::Database;
+use revolt_result::Result;
+
+#[async_std::main]
+async fn main() {
+    revolt_config::configure!(voice_ingress);
+
+    let rocket = build()
+        .manage(get_connection().await.unwrap())
+        .mount("/", routes![ingress])
+        .configure(Config { port: 8500, ..Default::default() })
+        .launch()
+        .await
+        .unwrap();
+}
+
+#[post("/", data="<body>")]
+async fn ingress(body: Json<WebhookEvent>) -> Result<EmptyResponse> {
+    let mut redis = get_connection().await.unwrap();
+
+    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);
+
+    match body.event.as_str() {
+        "participant_joined" => {
+            let channel_id = channel_id.unwrap();
+            let user_id = user_id.unwrap();
+
+            redis.sadd::<_, _, u64>(format!("vc-members-{}", channel_id), user_id).await.unwrap();
+            redis.set::<_, _, String>(format!("vc-{}", user_id), &channel_id).await.unwrap();
+
+            EventV1::VoiceChannelJoin {
+                id: channel_id.clone(),
+                user: user_id.clone()
+            }
+            .p(channel_id.clone())
+            .await
+        },
+        "participant_left" => {
+            let channel_id = channel_id.unwrap();
+            let user_id = user_id.unwrap();
+
+            redis.srem::<_, _, u64>(format!("vc-members-{}", channel_id), user_id).await.unwrap();
+            redis.del::<_, u64>(format!("vc-{}", user_id)).await.unwrap();
+
+            EventV1::VoiceChannelLeave {
+                id: channel_id.clone(),
+                user: user_id.clone()
+            }
+            .p(channel_id.clone())
+            .await
+        },
+        _ => {}
+    };
+
+    Ok(EmptyResponse)
+}

rust-toolchain.toml

@@ -0,0 +1,2 @@
+[toolchain]
+channel = "stable"